Patent Description:
A vacuum cleaner is generally provided with two different cleaning members, and a user switches different cleaning members for use according to different requirements. However, only one type of cleaning member is mounted on a floor brush of the vacuum cleaner at a moment, when switching of the other type of cleaning member is needed, a fixing structure of the cleaning member needs to be disassembled, an original cleaning member is taken out, and then another type of cleaning member is switched, so that the operation is troublesome.

Document <CIT> discloses a cleaning apparatus comprising a housing and a clean assembly rotatabbly provided at the housing.

Based on this, some embodiments of the invention provide a cleaning apparatus and a vacuum cleaner.

The cleaning apparatus includes a housing and a cleaning assembly. The cleaning assembly is rotatably provided at the housing. The cleaning assembly includes a first cleaning member and a second cleaning member arranged in parallel to the first cleaning member. The cleaning assembly is operated to rotate so as to selectively move the first cleaning member or the second cleaning member to a cleaning position.

According to the above cleaning apparatus, before switching of the cleaning members, it is assumed that the first cleaning member is located at the cleaning position for cleaning the floor and the second cleaning member is a spare cleaning member. When the floor cleaning member needs to be switched from the first cleaning member to the second cleaning member, the cleaning assembly is operated to rotate to a certain angle to move the second cleaning member to the cleaning position, and the operation is convenient.

The cleaning apparatus further includes a switching mechanism disposed on the housing, the housing includes a blocking body disposed opposite to the cleaning assembly at an interval, the switching mechanism is rotatably connected with the cleaning assembly, and the switching mechanism is configured to drive the cleaning assembly to be away from the blocking body, so that a movable space for the cleaning assembly to rotate is formed between the cleaning assembly and the blocking body.

The switching mechanism includes an operating member and a transmission unit, the transmission unit includes a first guide member rotatably connected with the cleaning assembly and a first transmission assembly in transmission connection with the first guide member, the operating member is in transmission connection with the first transmission assembly, and the operating member is configured to drive the first guide member to move through the first transmission assembly, so that the cleaning assembly is close to or away from the blocking body.

In some embodiments, the first transmission assembly includes a first elastic pushing member and a first pulling member, the first elastic pushing member is disposed on the housing and is abutted against the first guide member, one end of the first pulling member is connected with the first guide member, and the other end of the first pulling member is connected with the operating member.

The first elastic pushing member is configured to apply pushing force to the first guide member so that the first guide member has a tendency of moving along a first direction and the cleaning assembly has a tendency of moving away from the blocking body; and the operating member is configured to apply pulling force to the first guide member through the first pulling member so that the first guide member has a tendency of moving along a second direction opposite to the first direction, and the cleaning assembly has a tendency of moving towards the blocking body.

In some embodiments, the housing is provided with a first abutting portion, the first guide member is provided with a second abutting portion opposite to the first abutting portion at an interval, and two ends of the first elastic pushing member are abutted against the first abutting portion and the second abutting portion respectively.

In some embodiments, the first guide member further includes a first limiting post, the first elastic pushing member is a spring, and the first elastic pushing member sleeves the first limiting post.

In some embodiments, the cleaning apparatus further includes a first pulley, wherein the first pulley is disposed on the housing, the first pulling member is a flexible pulling member, and the first pulling member is winded around the first pulley.

In some embodiments, the operating member is a knob rotatably disposed on the housing, the operating member is configured to pull the first guide member to move along the second direction through the first pulling member when rotating along a third direction, and the first elastic pushing member is configured to push the first guide member to move along the first direction when the operating member rotates along a fourth direction opposite to the third direction.

In some embodiments, a mounting seat is further disposed on the housing, the mounting seat is provided with a first limiting groove, the operating member is provided with a limiting portion, and the limiting portion is configured to be in positioning fit with the first limiting groove when the cleaning assembly is located at a first position;
and/or a mounting seat is further disposed on the housing, the mounting seat is provided with a second limiting groove, the operating member is provided with a limiting portion, and the limiting portion is configured to be in positioning fit with the second limiting groove when the cleaning assembly is located at a second position.

In some embodiments, the cleaning apparatus further includes an elastic abutting member, the mounting seat is provided with a through hole, a third abutting portion is disposed on a hole wall of the through hole, the operating member is provided with a mounting post, one end of the mounting post is connected with the limiting portion, the other end of the mounting post is movably penetrated through the through hole, a fourth abutting portion opposite to the third abutting portion is further disposed at the end, passing through the through hole, of the mounting post, the fourth abutting portion is farther from the limiting portion than the third abutting portion, and two ends of the elastic abutting member are respectively connected with the third abutting portion and the fourth abutting portion.

In some embodiments, the cleaning apparatus further includes a first positioning assembly, the cleaning assembly further includes a support, the first cleaning member and the second cleaning member are both disposed on the support, the first positioning assembly is disposed on the support, the first guide member is provided with a first positioning groove and a second positioning groove, the first positioning assembly is configured to be in positioning fit with the first positioning groove when the first cleaning member reaches the cleaning position, and the first positioning assembly is further configured to be in positioning fit with the second positioning groove when the second cleaning member reaches the cleaning position.

In some embodiments, the first positioning assembly includes a first elastic member and a first positioning member, two ends of the first elastic member are abutted against the first positioning member and the housing, the first positioning member is in movable fit with the first guide member, the first positioning member is configured to be in positioning fit with the first positioning groove when the first cleaning member reaches the cleaning position, and the first positioning member is further configured to be in positioning fit with the second positioning groove when the second cleaning member reaches the cleaning position.

In some embodiments, the cleaning apparatus further includes a second positioning assembly, the second positioning assembly is disposed on the support, the second positioning assembly is configured to be in positioning fit with the second positioning groove when the first cleaning member reaches the cleaning position, and the second positioning assembly is further configured to be in positioning fit with the second positioning groove when the second cleaning member reaches the cleaning position.

In some embodiments, the transmission unit further includes a second guide member and a second transmission assembly in transmission connection with the second guide member, wherein the second transmission assembly is in transmission connection with the operating member, two ends of the cleaning assembly are rotatably connected with the first guide member and the second guide member respectively, and the operating member is further configured to drive the second guide member to move through the second transmission assembly, so that the cleaning assembly is close to or away from the blocking body.

In some embodiments, the cleaning apparatus further includes a third positioning assembly, the cleaning assembly further includes a support, the first cleaning member and the second cleaning member are both disposed on the support, the third positioning assembly is disposed on the support, the second guide member is provided with a third positioning groove and a fourth positioning groove, the third positioning assembly is configured to be in positioning fit with the third positioning groove when the first cleaning member reaches the cleaning position, and the third positioning assembly is further configured to be in positioning fit with the fourth positioning groove when the second cleaning member reaches the cleaning position.

Based on the same application idea, the invention further provides a vacuum cleaner, including the abovementioned cleaning apparatus.

Description of Reference Numerals:
<NUM>. Vacuum cleaner; <NUM>. Cleaning apparatus; <NUM>. Housing; <NUM>. Blocking body; <NUM>. First guide groove; <NUM>. First abutting portion; <NUM>. Second guide groove; <NUM>. Fifth abutting portion; <NUM>. Mounting seat; <NUM>. Through hole; <NUM>. Third abutting portion; <NUM>. First limiting groove; <NUM>. Second limiting groove; <NUM>. Cleaning assembly; <NUM>. First cleaning member; <NUM>. Second cleaning member; <NUM>. Support; <NUM>. First rotating shaft; <NUM>. First blind hole; <NUM>. Second blind hole; <NUM>. First stopping strip; <NUM>. Operating member; <NUM>. Elastic abutting member; <NUM>. Abutting screw; <NUM>. Fourth abutting portion; <NUM>. Limiting portion; <NUM>. Mounting post; <NUM>. First guide member; <NUM>. First guide portion; <NUM>. Second abutting portion; <NUM>. First limiting post; <NUM>. First elastic pushing member; <NUM>. First pulling member; <NUM>. First pulley; <NUM>. Second guide member; <NUM>. Second guide portion; <NUM>. Sixth abutting portion; <NUM>. Second mounting hole; <NUM>. Third positioning groove; <NUM>. Fourth positioning groove; <NUM>. Second limiting post; <NUM>. Second elastic pushing member; <NUM>. Second pulling member; <NUM>. Second pulley; <NUM>. First positioning assembly; <NUM>. First elastic member; <NUM>. First positioning member; <NUM>. Second positioning assembly; <NUM>. Second elastic member; <NUM>. Second positioning member; <NUM>. Third positioning assembly; <NUM>. Third elastic member; <NUM>. Third positioning member; <NUM>. Fourth positioning assembly; <NUM>. Fourth elastic member; <NUM>. Fourth positioning member.

In order to make the purpose, technical solutions and advantages of the invention clearer, the invention will be further described below in combination with the drawings and the specific implementation modes in detail. It is to be understood that the specific implementation modes described herein are for the purpose of explaining the invention only and are not intended to limit the scope of the invention.

It is be to noted that when an element is referred to as being 'fixed' to another element, it may be directly on the other element or a medium element may also be present. When an element is referred to as being "connected" to another element, it may be directly connected to the other element or a medium element may also be present. As used herein, the terms "vertical", "horizontal", "left", "right", and similar expressions are only adopted for description, and are not meant to be the only implementation modes.

Unless defined otherwise, all technical and scientific terms used herein have the same meaning as commonly understood by those skill in the art to which this invention belongs. The terms used in the specification of the invention herein are for the purpose of describing the specific implementation modes only and are not intended to be limiting of the invention.

The terms "first" and "second" in the invention do not denote any specific quantity or sequence, but rather are used to distinguish one name from another.

As shown in <FIG>, some embodiments of the present invention provide a vacuum cleaner <NUM>. The vacuum cleaner <NUM> is provided with a cleaning apparatus <NUM>. The cleaning apparatus <NUM> includes a housing <NUM> and a cleaning assembly <NUM> with a cleaning position. The cleaning assembly <NUM> is rotatably provided at the housing <NUM>. The cleaning assembly <NUM> includes a first cleaning member <NUM> and a second cleaning member <NUM> arranged in parallel to the first cleaning member <NUM>. The cleaning assembly <NUM> is operated to rotate so as to selectively move the first cleaning member <NUM> or the second cleaning member <NUM> to the cleaning position.

As shown in <FIG>, in some embodiments, the first cleaning member <NUM> and the second cleaning member <NUM> are both roller brushes, the cleaning assembly <NUM> further includes a support <NUM> having two opposite sides, the first cleaning member <NUM> and the second cleaning member <NUM> are respectively disposed on two sides of the support <NUM>, and the first cleaning member <NUM> and the second cleaning member <NUM> are disposed in parallel. The first cleaning member <NUM> and the second cleaning member <NUM> are located at the lower side of the cleaning assembly <NUM>, when the first cleaning member <NUM> moves to the cleaning position, the first cleaning member <NUM> is configured to clean the floor, the second cleaning member <NUM> serves as a spare cleaning member, and when the second cleaning member <NUM> moves to the cleaning position, the second cleaning member <NUM> is configured to clean the floor, and the first cleaning member <NUM> serves as a spare cleaning member.

Firstly, the cleaning apparatus <NUM> will be described, before switching of the cleaning members, it is assumed that the first cleaning member <NUM> is located at the cleaning position for cleaning the floor and the second cleaning member <NUM> is a spare cleaning member. When the floor cleaning member needs to be switched from the first cleaning member <NUM> to the second cleaning member <NUM>, the cleaning assembly <NUM> is operated to rotate to a certain angle to move the second cleaning member <NUM> to the cleaning position, and the operation is convenient.

As shown by <FIG> and <FIG>, in some embodiments, the cleaning apparatus <NUM> further includes a switching mechanism disposed on the housing <NUM>, the housing <NUM> includes a blocking body <NUM> disposed opposite to the cleaning assembly <NUM> at an interval, the switching mechanism is rotatably connected with the cleaning assembly <NUM>, and the switching mechanism is configured to drive the cleaning assembly <NUM> to be away from the blocking body <NUM>, so that a movable space for the cleaning assembly <NUM> to rotate is formed between the cleaning assembly <NUM> and the blocking body <NUM>.

The blocking body <NUM> is a baffle at an end of the housing <NUM>, the blocking body <NUM> is configured to prevent dirt such as dust from entering the housing <NUM>, when the cleaning assembly <NUM> is located at a working position (i.e., a position of the cleaning assembly shown in <FIG> and <FIG>), the cleaning assembly <NUM> is closer to the blocking body <NUM>, and in this case, the blocking body <NUM> hinders the cleaning assembly <NUM> from rotating. The cleaning assembly <NUM> is driven to move away from the blocking body <NUM> by the switching assembly, so that a distance between the cleaning assembly <NUM> and the blocking body <NUM> is increased, and the movable space (as shown in <FIG> and <FIG>) for the cleaning assembly <NUM> to rotate is formed between the cleaning assembly <NUM> and the blocking body <NUM>, thereby preventing the blocking body <NUM> from hindering the rotation of the cleaning assembly <NUM>.

As shown in <FIG> and <FIG>, in some embodiments, the switching mechanism includes an operating member <NUM> and a transmission unit, the transmission unit includes a first guide member <NUM> rotatably connected with the cleaning assembly <NUM> and a first transmission assembly in transmission connection with the first guide member <NUM>, the operating member <NUM> is in transmission connection with the first transmission assembly, and the operating member <NUM> is configured to drive the first guide member <NUM> to move through the first transmission assembly, so that the cleaning assembly <NUM> is close to or away from the blocking body <NUM>. The user changes a position of the first guide member <NUM> by operating the operating member <NUM>, thereby changing the position of the cleaning assembly <NUM> connected with the first guide member <NUM>.

As shown in <FIG>, <FIG> and <FIG>, in some embodiments, a first rotating shaft <NUM> is disposed on the support <NUM> of the cleaning assembly <NUM>, a first mounting hole is formed in the first guide member <NUM>, the first rotating shaft <NUM> is penetrated through the first mounting hole, and the cleaning assembly <NUM> is rotatably connected with the first guide member <NUM> through the first rotating shaft <NUM>. In some embodiments, the operating member <NUM> drives the first guide member <NUM> to move in a first direction through the first transmission assembly; or the operating member <NUM> drives the first guide member <NUM> to move in a second direction opposite to the first direction, when the first guide member <NUM> moves in the first direction, the first guide member <NUM> drives the cleaning assembly <NUM> to move away from the blocking body <NUM>, and when the first guide member <NUM> moves in the second direction, the first guide member <NUM> drives the cleaning assembly <NUM> to move towards the blocking body <NUM>.

As shown in <FIG> and <FIG>, in some embodiments, the first transmission assembly includes a first elastic pushing member <NUM> and a first pulling member <NUM>, the first elastic pushing member <NUM> is disposed on the housing <NUM> and is abutted against the first guide member <NUM>, one end of the first pulling member <NUM> is connected with the first guide member <NUM>, and the other end of the first pulling member <NUM> is connected with the operating member <NUM>.

The first elastic pushing member <NUM> is configured to apply pushing force to the first guide member <NUM> so that the first guide member <NUM> has a tendency of moving along the first direction and the cleaning assembly <NUM> has a tendency of moving away from the blocking body <NUM>; and the operating member <NUM> is configured to apply pulling force to the first guide member <NUM> through the first pulling member <NUM> so that the first guide member <NUM> has a tendency of moving along the second direction, and the cleaning assembly <NUM> has a tendency of moving towards the blocking body <NUM>.

It is to be understood that the first elastic pushing member <NUM> is configured to apply pushing force to the first guide member <NUM>, the operating member <NUM> is configured to apply pulling force to the first guide member <NUM> through the first pulling member <NUM>, and a difference between the pushing force and the pulling force applied to the first guide member <NUM> determines the moving direction of the first guide member <NUM>. When the pushing force applied to the first guide member <NUM> is greater than the pulling force, the first guide member <NUM> moves along the first direction to move the cleaning assembly <NUM> away from the blocking body <NUM>, when the pushing force applied to the first guide member <NUM> is smaller than the pulling force, the first guide member <NUM> moves along the second direction to move the cleaning assembly <NUM> towards the blocking body <NUM>, and when the pushing force applied to the first guide member <NUM> is equal to the pulling force, the position of the first guide member <NUM> does not change.

Before switching of the cleaning members (as shown in <FIG>), and the cleaning assembly <NUM> is located at the working position, the first elastic pushing member <NUM> is in a compressed state, and the pulling force and the pushing force applied to the first guide member <NUM> are balanced; when the operating member <NUM> is operated, such that the pulling force applied to the first guide member <NUM> is smaller than the pushing force, the first elastic pushing member <NUM> is extended and pushes the first guide member <NUM> to move along the first direction (as shown in <FIG>), so as to move the cleaning assembly <NUM> away from the blocking body <NUM>; when the cleaning assembly <NUM> is at a certain distance from the blocking body <NUM> and a movable space for the cleaning assembly <NUM> to rotate is formed between the cleaning assembly <NUM> and the blocking body <NUM>, the cleaning assembly <NUM> is manually rotated at the moment, and then the operation of switching the cleaning members is completed; and after the cleaning assembly <NUM> completes the operation of switching the cleaning members, the operating member <NUM> is operated to make the pulling force applied to the first guide member <NUM> greater than the pushing force, so that the first guide member <NUM> moves along the second direction, and the cleaning assembly <NUM> moves towards the blocking body <NUM> and returns to the working position.

In some embodiments, the first elastic pushing member <NUM> includes a spring, a spring sheet, an elastic rubber, or the like.

As shown in <FIG>. in some embodiments, the housing <NUM> is provided with a first abutting portion <NUM>, the first guide member <NUM> is provided with a second abutting portion <NUM> opposite to the first abutting portion <NUM> at an interval, and two ends of the first elastic pushing member <NUM> are abutted against the first abutting portion <NUM> and the second abutting portion <NUM> respectively. In this way, the first elastic pushing member <NUM> is mounted, and the first elastic pushing member <NUM> applies pushing force to the first guide member <NUM>.

In some embodiments, the second abutting portion <NUM> is disposed opposite to the first abutting portion <NUM> at an interval along the first section, the first elastic pushing member <NUM> is disposed between the first abutting portion <NUM> and the second abutting portion <NUM>, two ends of the first elastic pushing member <NUM> are abutted against the first abutting portion <NUM> and the second abutting portion <NUM> respectively, and the first elastic pushing member <NUM> provides a pushing force to move the first guide member <NUM> along the first direction.

As shown in <FIG> and <FIG>, in some embodiments, the first guide member <NUM> further includes a first limiting post <NUM>, the first elastic pushing member <NUM> is a spring, and the first elastic pushing member <NUM> is provided on the first limiting post <NUM> in a sleeving manner. Therefore, the first elastic pushing member <NUM> is limited, the second elastic pushing member <NUM> is prevented from being bent along the axial direction when being compressed, and the stability is improved.

As shown in <FIG> and <FIG>, in some embodiments, the first guide member <NUM> includes a first guide portion <NUM> rotatably connected with the cleaning assembly <NUM>, and a first limiting post <NUM> connected with the first guide portion <NUM>, a second abutting portion <NUM> is disposed at the end, close to the first limiting post <NUM>, of the first guide portion <NUM>, a through hole is formed in the first abutting portion <NUM>, the first elastic pushing member <NUM> is disposed between the second abutting portion and the first abutting portion, and the first limiting post <NUM> is penetrated through the first elastic pushing member <NUM> and the through hole and is connected with the first pulling member <NUM>.

As shown in <FIG> and <FIG>, in some embodiments, the housing <NUM> is further provided with a first guide groove <NUM>, and the first guide member <NUM> is in guide fit with the first guide groove <NUM>. The first guide groove <NUM> is configured to guide the first guide member <NUM> to move along the first direction or the second direction, so that the movement path of the first guide member <NUM> is prevented from deviating, and the stability of the apparatus is improved.

In some embodiments, the guide path of the first guide groove <NUM> is extended along the first direction, the first guide member <NUM> is in sliding fit with the groove wall of the first guide groove <NUM>, and the groove wall of the first guide groove <NUM> guides the moving direction of the first guide member <NUM>, so as to guide the first guide member <NUM> to move along the first direction or the second direction.

As shown in <FIG> and <FIG>, in some embodiments, the cleaning apparatus <NUM> further includes a first pulley <NUM>, the first pulley <NUM> is disposed on the housing <NUM>, the first pulling member <NUM> is a flexible pulling member, and the first pulling member <NUM> is winded around the first pulley <NUM>. The first pulley <NUM> is configured to provide tension to the first pulling member <NUM>, so that the first pulling member <NUM> is always in a stretched state, thereby ensuring the operation accuracy of the operating member <NUM> on the first pulling member <NUM>.

In some embodiments, the first pulling member <NUM> includes a flexible connector such as a cord or a chain.

In some embodiments, the first pulley <NUM> is disposed on the housing <NUM> through a screw, one end of the first pulling member <NUM> is connected with the first guide member <NUM>, the other end of the first pulling member <NUM> is connected with the operating member <NUM> after bypassing the first pulley <NUM>, and a position of a joint between the operating member <NUM> and the first pulling member <NUM> is changed through the operating member <NUM>, so that the position of the first guide member <NUM> is changed under the combined action of the first pulling member <NUM> and the first elastic pushing member <NUM>.

As shown in <FIG>, <FIG> and <FIG>, in some embodiments, the operating member <NUM> is a knob rotatably disposed on the housing <NUM>, the operating member <NUM> is configured to pull the first guide member <NUM> to move along the second direction through the first pulling member <NUM> when rotating along a third direction, and the first elastic pushing member <NUM> is configured to push the first guide member <NUM> to move along the first direction when the operating member <NUM> rotates along a fourth direction opposite to the third direction. The moving direction of the first guide member <NUM> is changed through the rotation of the operating member <NUM>, and the operation is convenient.

In some embodiments, the operating member <NUM> rotates along a third direction refers to that the operating member <NUM> rotates in a clockwise direction, the operating member <NUM> is rotated along a fourth direction refers to that the operating member <NUM> rotates in a counterclockwise direction, the first pulling member <NUM> is fixedly connected with the operating member <NUM>, and the position of the joint between the operating member <NUM> and the first pulling member <NUM> is changed through rotation of the operating member <NUM>, so that the position of the first guide member <NUM> is changed under the combined action of the first pulling member <NUM> and the first elastic pushing member <NUM>.

As shown in <FIG>, <FIG> and <FIG>, in some embodiments, a mounting seat is <NUM> further disposed on the housing <NUM>, the mounting seat <NUM> is provided with a first limiting groove <NUM>, the operating member <NUM> is provided with a limiting portion <NUM>, and the limiting portion <NUM> is configured to be in positioning fit with the first limiting groove <NUM> when the cleaning assembly <NUM> is located at a first position.

The first position refers to that the cleaning assembly <NUM> is located at the working position (the position of the cleaning assembly <NUM> in <FIG>), and when the cleaning assembly <NUM> is located at the first position, the limiting portion <NUM> is sunk into the first limiting groove <NUM> to prevent the position of the cleaning assembly <NUM> from being unstable due to the rotation of the operating member <NUM> under the action of the first elastic pushing member <NUM>.

As shown in <FIG>, <FIG> and <FIG>, in some embodiments, the mounting seat <NUM> is further provided with a second limiting groove <NUM>, and the limiting portion <NUM> is configured to be in positioning fit with the first limiting groove <NUM> when the cleaning assembly <NUM> is located at a second position.

The second position refers to that when the cleaning assembly <NUM> is located at the second position, a movable space (the position of the cleaning assembly <NUM> in <FIG>) for the cleaning assembly <NUM> to rotate is formed between the cleaning assembly <NUM> and the blocking body <NUM>. When the cleaning assembly <NUM> is located at the second position, the limiting portion <NUM> sank into the second limiting groove <NUM> to prevent the position of the cleaning assembly <NUM> from being unstable due to the rotation of the operating member <NUM> under the action of the first elastic pushing member <NUM>.

As shown in <FIG>, <FIG> and <FIG>, in some embodiments, the first cleaning member <NUM> and the second cleaning member <NUM> of the cleaning assembly <NUM> are disposed in parallel, and when the first cleaning member <NUM> or the second cleaning member <NUM> is located at the cleaning position, the first cleaning member <NUM> and the second cleaning member <NUM> are arranged in parallel along the vertical direction, and the first limiting groove <NUM> and the second limiting groove <NUM> on the mounting seat <NUM> are distributed at an angle of <NUM> degrees along the circumferential direction of the mounting seat <NUM>. When the cleaning assembly <NUM> is located at the first position, the limiting portion <NUM> of the operating member <NUM> is sunk into the first limiting groove <NUM>, when the cleaning assembly <NUM> needs to be moved from the first position to the second position, the operating number <NUM> is lifted, so that the limiting portion <NUM> is pulled out of the first limiting groove <NUM>, then the operating member <NUM> is rotated by <NUM> degrees in the fourth direction, so that the cleaning assembly <NUM> moves to the second position under the action of the elastic pushing member, and then the limiting portion <NUM> is sunk into the second limiting groove <NUM>, thereby positioning the operating member <NUM>.

As shown in <FIG>, <FIG> and <FIG>, in some embodiments, the cleaning apparatus further includes an elastic abutting member <NUM>, the mounting seat <NUM> is provided with a through hole <NUM>, a third abutting portion <NUM> is disposed on a hole wall of the through hole <NUM>, the operating member <NUM> is provided with a mounting post <NUM>, one end of the mounting post <NUM> is connected with the limiting portion <NUM>, the other end of the mounting post <NUM> is movably penetrated through the through hole <NUM>, a fourth abutting portion <NUM> opposite to the third abutting portion <NUM> is further disposed at the end, penetrating through the through hole <NUM>, of the mounting post <NUM>, the fourth abutting portion <NUM> is farther from the limiting portion <NUM> than the third abutting portion <NUM>, and two ends of the elastic abutting member <NUM> are respectively connected with the third abutting portion <NUM> and the fourth abutting portion <NUM>. The elastic abutting member <NUM> is disposed between the third abutting portion <NUM> and the fourth abutting portion <NUM> of the operating member <NUM>, the elastic abutting member <NUM> applies a force toward the mounting seat <NUM> to the operating member <NUM>, so that the operating member <NUM> is tightly attached to the mounting seat <NUM>, and thus, when the limiting portion is <NUM> sunk into the first limiting groove <NUM> or the second limiting groove <NUM>, the operating member <NUM> is prevented from popping out of the first limiting groove <NUM> or the second limiting groove <NUM>.

As shown in <FIG>, in some embodiments, the mounting seat <NUM> is provided with a protrusion extending toward the operating member <NUM>, the protrusion is enclosed to form a through hole <NUM>, the end, close to the operating member <NUM>, of the hole wall of the through hole <NUM> is provided with a third abutting portion <NUM>, the third abutting portion <NUM> is annular, and one end of the elastic abutting member <NUM> is abutted against the third abutting portion <NUM>; a threaded hole is formed in the end, away from the limiting portion <NUM>, of the mounting post <NUM>, an abutting screw <NUM> is penetrated through the threaded hole, a head of the abutting screw is a fourth abutting portion <NUM>, the fourth abutting portion <NUM> is opposite to the third abutting portion <NUM> at an interval, the fourth abutting portion <NUM> is farther away from the limiting portion <NUM> than the third abutting portion <NUM>, and the other end of the elastic abutting member <NUM> is abutted against the head of the screw.

In some embodiments, the elastic abutting member <NUM> includes a spring, a spring sheet, an elastic rubber, or the like.

In some embodiments, the elastic abutting member <NUM> is a spring, and the elastic abutting member <NUM> is disposed on the mounting post <NUM> in a sleeving manner. The mounting post <NUM> limits the elastic abutting member <NUM>, so as to prevent the elastic abutting member <NUM> from falling off between the third abutting portion <NUM> and the fourth abutting portion <NUM> of the operating member <NUM>.

As shown in <FIG>, in some embodiments, the cleaning apparatus <NUM> further includes a first positioning assembly <NUM>, the first positioning assembly <NUM> is disposed on the support <NUM>, the first guide member <NUM> is provided with a first positioning groove, and the first positioning assembly <NUM> is configured to be in positioning fit with the first positioning groove when the first cleaning member <NUM> reaches the cleaning position. Thus, when the first cleaning member <NUM> reaches the cleaning position, the first positioning member <NUM> is inserted into the first positioning groove, so that the user feels that the first cleaning member <NUM> has been rotated in place.

In some embodiments, the first positioning assembly <NUM> includes a first elastic member <NUM> and a first positioning member <NUM>, two ends of the first elastic member <NUM> are abutted against the first positioning member <NUM> and the housing <NUM>, the first positioning member <NUM> is in movable fit with the first guide member <NUM>, and the first positioning member <NUM> is configured to be in positioning fit with the first positioning groove when the first cleaning member <NUM> reaches the cleaning position. The first elastic member <NUM> is configured to apply a force toward the first guide member <NUM> to the first positioning member <NUM>, the first positioning member <NUM> is always abutted against the first guide member <NUM> during the rotation of the cleaning assembly <NUM>, and when the first cleaning member <NUM> reaches the cleaning position, the first positioning member <NUM> is inserted into the first positioning groove, so that the user feels that the first cleaning member <NUM> has been rotated in place.

In some embodiments, a groove wall of the first positioning groove is of an arc shape, when the cleaning assembly <NUM> is driven to rotate by external force after the first guide member <NUM> is inserted into the first positioning groove and is abutted against the groove wall of the first positioning groove, the first guide member <NUM> is also moved out of the positioning groove along the groove wall of the first positioning groove.

As shown in <FIG> and <FIG>, in some embodiments, the support <NUM> is provided with a first blind hole <NUM>, the first elastic member <NUM> is disposed in the first blind hole <NUM>, one end of the first elastic member <NUM> is abutted against the end of the first blind hole <NUM>, and one end of the first positioning member <NUM> is penetrated through the first blind hole <NUM> and is abutted against the other end of the first elastic member <NUM>. Thus, the first elastic member <NUM> and the first positioning member <NUM> are mounted, and a hole wall of the first blind hole <NUM> also prevents the first elastic member <NUM> and the first positioning member <NUM> from displacing.

As shown in <FIG>, in still some embodiments, the hole wall of the first blind hole <NUM> is provided with a first stopping strip <NUM>, one end of the first elastic member <NUM> is abutted against the first stopping strip <NUM>, and the other end of the first elastic member <NUM> is abutted against the first positioning member <NUM>, so that the first elastic member <NUM> and the first positioning member <NUM> are mounted.

In some embodiments, the first elastic member <NUM> is a spring, a spring sheet, an elastic rubber, or the like, and the first positioning member <NUM> is a positioning pin, a positioning post, or the like.

As shown in <FIG>, in some embodiments, the first guide member <NUM> is further provided with a second guide groove, and the first positioning assembly <NUM> is also configured to be in positioning fit with the second positioning groove when the second cleaning member <NUM> reaches the cleaning position. Thus, when the second cleaning member <NUM> reaches the cleaning position, the first positioning assembly <NUM> is inserted into the second positioning groove, so that the user feels that the second cleaning member <NUM> has been rotated in place.

In some embodiments, the second positioning groove and the first positioning groove are spaced from each other in the horizontal direction, the second positioning groove and the first positioning groove are distributed on two sides of the first mounting hole, the second positioning groove and the first positioning groove have substantially the same shape, and the first positioning member <NUM> is configured to be in positioning fit with the second positioning groove when the second cleaning member <NUM> reaches the cleaning position.

As shown in <FIG>, in some embodiments, the cleaning apparatus <NUM> further includes a second positioning assembly <NUM>, the second positioning assembly <NUM> is disposed on the support <NUM>, the second positioning assembly <NUM> is configured to be in positioning fit with the second positioning groove when the first cleaning member <NUM> reaches the cleaning position, and the second positioning assembly <NUM> is further configured to be in positioning fit with the first positioning groove when the second cleaning member <NUM> reaches the cleaning position. Thus, it is possible to further make the user feel that the first cleaning member <NUM> or the second cleaning member <NUM> has been rotated in place.

In some embodiments, the second positioning assembly <NUM> includes a second elastic member <NUM> and a second positioning member <NUM>, two ends of the second elastic member <NUM> is abutted against the second positioning member <NUM> and the housing <NUM>, the second positioning member <NUM> is in movable fit with the first guide member <NUM>, the second positioning member <NUM> is configured to be in positioning fit with the second positioning groove when the first cleaning member <NUM> reaches the cleaning position, and the second positioning member <NUM> is also configured to be in positioning fit with the first positioning groove when the second cleaning member <NUM> reaches the cleaning position. The second elastic member <NUM> is configured to apply a force toward the first guide member <NUM> to the second positioning member <NUM>, the second positioning member <NUM> always is abutted against the first guide member <NUM> during the rotation of the cleaning assembly <NUM>, and when the first cleaning member <NUM> reaches the cleaning position, the second positioning member <NUM> is inserted into the second positioning groove, so that the user feels that the first cleaning member <NUM> has been rotated in place.

As shown in <FIG>, in some embodiments, the support <NUM> is provided with a second blind hole <NUM>, the second elastic member <NUM> is disposed in the second blind hole <NUM>, one end of the second elastic member <NUM> abuts against the end of the second blind hole <NUM>, and one end of the second positioning member <NUM> is penetrated through the second blind hole <NUM> and is abutted against the other end of the second elastic member <NUM>. Thus, the second elastic member <NUM> and the second positioning member <NUM> are mounted, and the hole wall of the second blind hole <NUM> also prevents the second elastic member <NUM> and the second positioning member <NUM> from displacing.

In still some embodiments, the hole wall of the second blind hole <NUM> is provided with a second stopping strip, one end of the second elastic member <NUM> is abutted against the second stopping strip, and the other end of the second elastic member <NUM> is abutted against the second positioning member <NUM>, so as to implement the mounting of the second elastic member <NUM> and the second positioning member <NUM>.

In some embodiments, the second elastic member <NUM> is a spring, a spring sheet, an elastic rubber, or the like, and the second positioning member <NUM> is a positioning pin, a positioning post, or the like.

As shown in <FIG>, <FIG> and <FIG>, in some embodiments, the transmission unit further includes a second guide member <NUM> and a second transmission assembly in transmission connection with the second guide member <NUM>, the second transmission assembly is in transmission connection with the operating member <NUM>, two ends of the cleaning assembly are rotatably connected with the first guide member <NUM> and the second guide member <NUM>, and the operating member <NUM> is further configured to drive the second guide member <NUM> to move through the second transmission assembly, so that the cleaning assembly <NUM> is close to or away from the blocking body <NUM>.

The first guide member <NUM> and the second guide member <NUM> are connected with two ends of the cleaning assembly <NUM> respectively, which is beneficial for improving the stability of the transmission unit driving the cleaning assembly <NUM> to move, and the user changes the positions of the first guide member <NUM> and the second guide member <NUM> simultaneously by operating the operating member <NUM>, thereby changing the position of the cleaning assembly <NUM>.

As shown in <FIG> and <FIG>, in some embodiments, a first rotating shaft <NUM> is disposed on one end of the support <NUM> of the cleaning assembly <NUM>, a second rotating shaft is disposed on the other end of the support <NUM> of the cleaning assembly <NUM>, a first mounting hole is formed in the first guide member <NUM>, a second mounting hole <NUM> is formed in the second guide member <NUM>, the first rotating shaft <NUM> is penetrated through the first mounting hole, the cleaning assembly <NUM> is rotatably connected with the first guide member <NUM> through the first rotating shaft <NUM>, the second rotating shaft penetrates through the second mounting hole <NUM>, and the cleaning assembly <NUM> is rotatably connected with the second guide member <NUM> through the second rotating shaft <NUM>. The operating member <NUM> drives the second guide member <NUM> to move along the fifth direction through the second transmission assembly while driving the first guide member <NUM> to move along the first direction through the first transmission assembly; and the operating member <NUM> drives the second guide member <NUM> to move along the sixth direction opposite to the fifth direction through the second transmission assembly while driving the first guide member <NUM> to move along the second direction opposite to the first direction through the first transmission assembly. When the first guide member <NUM> moves along the first direction and the second guide member <NUM> moves along the fifth direction, the first guide member <NUM> and the second guide member <NUM> drive the cleaning assembly <NUM> to move away from the blocking body <NUM>, and when the first guide member <NUM> moves along the second direction and the second guide member <NUM> moves along the sixth direction, the first guide member <NUM> and the second guide member <NUM> drive the cleaning assembly <NUM> to move towards the blocking body <NUM>.

As shown in <FIG>, <FIG> and <FIG>, in some embodiments, the second transmission assembly includes a second elastic pushing member <NUM> and a second pulling member <NUM>, the second elastic pushing member <NUM> is disposed on the housing <NUM> and is abutted against the second guide member <NUM>, one end of the second pulling member <NUM> is connected with the second guide member <NUM>, and the other end of the second pulling member <NUM> is connected with the operating member <NUM>.

The second elastic pushing member <NUM> is configured to apply pushing force to the second guide member <NUM> so that the second guide member <NUM> has a tendency of moving along the fifth direction and the cleaning assembly <NUM> has a tendency of moving away from the blocking body <NUM>; and the operating member <NUM> is configured to apply pulling force to the second guide member <NUM> through the second pulling member <NUM> so that the second guide member <NUM> has a tendency of moving along the sixth direction opposite to the fifth direction, and the cleaning assembly <NUM> has a tendency of moving towards the blocking body <NUM>.

It is to be understood that the second elastic pushing member <NUM> is configured to apply pushing force to the second guide member <NUM>, the operating member <NUM> is configured to apply pulling force to the second guide member <NUM> through the second pulling member <NUM>, and the difference between the pushing force and the pulling force applied to the second guide member <NUM> determines the moving direction of the second guide member <NUM>. When the pushing force applied to the second guide member <NUM> is greater than the pulling force, the second guide member <NUM> moves along the fifth direction to move the cleaning assembly <NUM> away from the blocking body <NUM>, when the pushing force applied to the second guide member <NUM> is smaller than the pulling force, the second guide member <NUM> moves in the sixth direction to move the cleaning assembly <NUM> towards the blocking body <NUM>, and when the pushing force applied to the second guide member <NUM> is equal to the pulling force, the position of the second guide member <NUM> does not change.

Before switching of the cleaning members, and the cleaning assembly <NUM> is located at the working position (as shown in <FIG>), the second elastic pushing member <NUM> is in a compressed state, and the pulling force and the pushing force applied to the second guide member <NUM> are balanced; when the operating member <NUM> is operated, such that the pulling force applied to the second guide member <NUM> is smaller than the pushing force, the second elastic pushing member <NUM> extends and pushes the second guide member <NUM> to move along the fifth direction (as shown in <FIG>), so as to move the cleaning assembly <NUM> away from the blocking body <NUM>; when the cleaning assembly <NUM> is at a certain distance from the blocking body <NUM> and a movable space for the cleaning assembly <NUM> to rotate is formed between the cleaning assembly <NUM> and the blocking body <NUM>, the cleaning assembly <NUM> is manually rotated at the moment, and then the operation of switching the cleaning members may be completed; and after the cleaning assembly <NUM> completes the operation of switching the cleaning members, the operating member <NUM> is operated to make the pulling force applied to the second guide member <NUM> greater than the pushing force, so that the second guide member <NUM> moves along the sixth direction, and the cleaning assembly <NUM> moves towards the blocking body <NUM> and returns to the working position.

In some embodiments, the second elastic pushing member <NUM> includes a spring, a spring sheet, an elastic rubber, or the like.

As shown in <FIG>, in some embodiments, the housing <NUM> is provided with a fifth abutting portion <NUM>, the second guide member <NUM> is provided with a sixth abutting portion <NUM> opposite to the fifth abutting portion <NUM> at an interval, and two ends of the second elastic pushing member <NUM> abut against the fifth abutting portion <NUM> and the sixth abutting portion <NUM> respectively. In this way, the second elastic pushing member <NUM> is mounted, and the second elastic pushing member <NUM> applies pushing force to the second guide member <NUM>.

In some embodiments, the fifth abutting portion <NUM> is disposed opposite to the sixth abutting portion <NUM> at an interval along the fifth direction, the second elastic pushing member <NUM> is disposed between the fifth abutting portion <NUM> and the sixth abutting portion <NUM>, two ends of the second elastic pushing member <NUM> are abutted against the fifth abutting portion <NUM> and the sixth abutting portion <NUM> respectively, and the second elastic pushing member <NUM> provides pushing force to move the second guide member <NUM> along the fifth direction.

As shown in <FIG> and <FIG>, in some embodiments, the second guide member <NUM> further includes a second limiting post <NUM>, the second elastic pushing member <NUM> is a spring, and the second elastic pushing member <NUM> is disposed on the second limiting post <NUM> in a sleeving manner. Therefore, the second elastic pushing member <NUM> is limited, the second elastic pushing member <NUM> is prevented from being bent along the axial direction when being compressed, and the stability is improved.

As shown in <FIG> and <FIG>, in some embodiments, the second guide member <NUM> includes a second guide portion <NUM> rotatably connected with the cleaning assembly <NUM>, and a second limiting post <NUM> connected with the second guide portion <NUM>, a sixth abutting portion <NUM> is disposed at the end, close to the second limiting post <NUM>, of the second guide portion <NUM>, the fifth abutting portion <NUM> is provided with a through hole, the second elastic pushing member <NUM> is disposed between the sixth abutting portion <NUM> and the fifth abutting portion <NUM>, and the second limiting post <NUM> is penetrated through the second elastic pushing member <NUM> and the through hole and is connected with the second pulling member <NUM>.

As shown in <FIG> and <FIG>, in some embodiments, the housing <NUM> is further provided with a second guide groove <NUM>, the second guide groove <NUM> and the first guide groove <NUM> are located on two sides of the housing <NUM> respectively, and the second guide member <NUM> is in guide fit with the second guide groove <NUM>. The second guide groove <NUM> is configured to guide the second guide member <NUM> to move along the fifth direction or the sixth direction, so that the movement path of the second guide member <NUM> is prevented from deviating, and the stability of the apparatus is improved.

In some embodiments, the guide path of the second guide groove <NUM> is extended along the fifth direction, the second guide member <NUM> is in sliding fit with the groove wall of the second guide groove <NUM>, and the groove wall of the second guide groove <NUM> guides the moving direction of the second guide member <NUM>, so as to guide the second guide member <NUM> to move along the fifth direction or the sixth direction.

As shown in <FIG>, <FIG> and <FIG>, in some embodiments, the cleaning apparatus <NUM> further includes a second pulley <NUM>, the second pulley <NUM> is disposed on the housing <NUM>, the second pulling member <NUM> is a flexible pulling member, and the second pulling member <NUM> is winded around the second pulley <NUM>. The second pulley <NUM> is configured to provide tension to the second pulling member <NUM>, so that the second pulling member <NUM> is always in a stretched state, thereby ensuring the operation accuracy of the operating member <NUM> on the second pulling member <NUM>.

The second pulling member <NUM> includes a flexible connector such as a cord or a chain.

In some embodiments, the second pulley <NUM> is disposed on the housing <NUM> through a screw, one end of the second pulling member <NUM> is connected with the second guide member <NUM>, the other end of the second pulling member <NUM> is connected with the operating member <NUM> after bypassing the second pulley <NUM>, and the position of the joint between the operating member <NUM> and the second pulling member <NUM> is changed through the operating member <NUM>, so that the position of the second guide member <NUM> is changed under the combined action of the second pulling member <NUM> and the second elastic pushing member <NUM>.

As shown in <FIG>, <FIG> and <FIG>, in some embodiments, the operating member <NUM> is a knob rotatably disposed on the housing <NUM>, the knob is provided with a first connection portion and a second connection portion spaced from the first connection portion, the first pulling member <NUM> is connected with the first connection portion, the second pulling member <NUM> is connected with the second connection portion, the knob is configured to pull the first guide member <NUM> to move along the second direction through the first pulling member <NUM> and pull the second guide member <NUM> to move along the sixth direction through the second pulling member <NUM> when rotating along the third direction, and the first elastic pushing member <NUM> is configured to push the first guide member <NUM> to move along the first direction and the second elastic pushing member <NUM> is configured to push the second guide member <NUM> to move along the fifth direction when the knob rotates along the fifth direction.

As shown in <FIG> and <FIG>, in some embodiments, the cleaning apparatus <NUM> further includes a third positioning assembly <NUM>, the third guide member is provided with a third positioning groove <NUM>, and the third positioning assembly <NUM> is configured to be in positioning fit with the third positioning groove <NUM> when the first cleaning member <NUM> reaches the cleaning position. Thus, when the first cleaning member <NUM> reaches the cleaning position, the third positioning member <NUM> is inserted into the third positioning groove <NUM>, so that the user feels that the first cleaning member <NUM> has been rotated in place.

In some embodiments, the third positioning assembly <NUM> includes a third elastic member <NUM> and a third positioning member <NUM>, two ends of the third elastic member <NUM> are abutted against the third positioning member <NUM> and the housing <NUM>, the third positioning member <NUM> is in movable fit with the second guide member <NUM>, and the third positioning member <NUM> is configured to be in positioning fit with the third positioning groove <NUM> when the first cleaning member <NUM> reaches the cleaning position. The third elastic member <NUM> is configured to apply a force toward the second guide member <NUM> to the third positioning member <NUM>, the third positioning member <NUM> is always abutted against the second guide member <NUM> during the rotation of the cleaning assembly <NUM>, and when the first cleaning member <NUM> reaches the cleaning position, the third positioning member <NUM> is inserted into the third positioning groove <NUM>, so that the user feels that the first cleaning member <NUM> has been rotated in place.

In some embodiments, the groove wall of the third positioning groove <NUM> is of an arc shape, when the cleaning assembly <NUM> is driven to rotate by external force after the third guide member is inserted into the third positioning groove <NUM> and is abutted against the groove wall of the third positioning groove <NUM>, the third guide member also moves out of the positioning groove along the groove wall of the third positioning groove <NUM>.

In some embodiments, the support <NUM> is provided with a third blind hole, the third elastic member <NUM> is disposed in the third blind hole, one end of the third elastic member <NUM> is abutted against the end of the third blind hole, and one end of the third positioning member <NUM> is penetrated through the third blind hole and is abutted against the other end of the third elastic member <NUM>. Thus, the third elastic member <NUM> and the third positioning member <NUM> are mounted, and the hole wall of the third blind hole also prevents the third elastic member <NUM> and the third positioning member <NUM> from displacing.

In some embodiments, the hole wall of the third blind hole is provided with a third stopping strip, one end of the third elastic member <NUM> is abutted against the third stopping strip, and the other end of the third elastic member <NUM> is abutted against the third positioning member <NUM>, so as to implement the mounting of the third elastic member <NUM> and the third positioning member <NUM>.

In some embodiments, the third elastic member <NUM> is a spring, a spring sheet, an elastic rubber, or the like, and the third positioning member <NUM> is a positioning pin, a positioning post, or the like.

As shown in <FIG> and <FIG>, in some embodiments, the second guide member <NUM> is further provided with a fourth positioning groove <NUM>, and the third positioning assembly <NUM> is also configured to be in positioning fit with the fourth positioning groove <NUM> when the second cleaning member <NUM> reaches the cleaning position. Thus, when the second cleaning member <NUM> reaches the cleaning position, the third positioning assembly <NUM> is inserted into the fourth positioning groove <NUM>, so that the user feels that the second cleaning member <NUM> has been rotated in place.

In some embodiments, the fourth positioning groove <NUM> and the third positioning groove <NUM> are spaced from each other in the horizontal direction, the fourth positioning groove <NUM> and the third positioning groove <NUM> are distributed on two sides of the second mounting hole <NUM>, the fourth positioning groove <NUM> and the third positioning groove <NUM> have substantially the same shape, and the third positioning member <NUM> is configured to be in positioning fit with the second positioning groove when the second cleaning member <NUM> reaches the cleaning position.

As shown in <FIG> and <FIG>, in some embodiments, the cleaning apparatus <NUM> further includes a fourth positioning assembly <NUM>, the fourth positioning assembly <NUM> is disposed on the support <NUM>, the fourth positioning assembly <NUM> is configured to be in positioning fit with the fourth positioning groove <NUM> when the first cleaning member <NUM> reaches the cleaning position, and the fourth positioning assembly <NUM> is further configured to be in positioning fit with the third positioning groove <NUM> when the second cleaning member <NUM> reaches the cleaning position. In this manner, it is possible to further make the user feel that the first cleaning member <NUM> or the second cleaning member <NUM> has been rotated in place.

In some embodiments, the fourth positioning assembly <NUM> includes a fourth elastic member <NUM> and a fourth positioning member <NUM>, two ends of the fourth elastic member <NUM> are abutted against the fourth positioning member <NUM> and the housing <NUM>, the fourth positioning member <NUM> is in movable fit with the second guide member <NUM>, the fourth positioning member <NUM> is configured to be in positioning fit with the fourth positioning groove <NUM> when the first cleaning member <NUM> reaches the cleaning position, and the fourth positioning member <NUM> is further configured to be in positioning fit with the third positioning groove <NUM> when the second cleaning member <NUM> reaches the cleaning position. The fourth elastic member <NUM> is configured to apply a force toward the second guide member <NUM> to the fourth positioning member <NUM>, the fourth positioning member <NUM> is always abutted against the second guide member <NUM> during the rotation of the cleaning assembly <NUM>, and when the first cleaning member <NUM> reaches the cleaning position, the fourth positioning member <NUM> is inserted into the fourth positioning groove <NUM>, so that the user feels that the first cleaning member <NUM> has been rotated in place.

In some embodiments, the support <NUM> is provided with a fourth blind hole, the fourth elastic member <NUM> is disposed in the fourth blind hole, one end of the fourth elastic member <NUM> is abutted against the end of the fourth blind hole, and one end of the fourth positioning member <NUM> is penetrated through the fourth blind hole and is abutted against the other end of the fourth elastic member <NUM>. Thus, the fourth elastic member <NUM> and the fourth positioning member <NUM> are mounted, and the hole wall of the fourth blind hole also prevents the fourth elastic member <NUM> and the fourth positioning member <NUM> from displacing.

In some embodiments, the hole wall of the fourth blind hole is provided with a fourth stopping strip, one end of the fourth elastic member <NUM> is abutted against the fourth stopping strip, and the other end of the fourth elastic member <NUM> is abutted against the fourth positioning member <NUM>, so as to implement the mounting of the fourth elastic member <NUM> and the fourth positioning member <NUM>.

Claim 1:
A cleaning apparatus, comprising:
a housing (<NUM>); and
a cleaning assembly (<NUM>), wherein the cleaning assembly (<NUM>) has a cleaning position, the cleaning assembly (<NUM>) is rotatably provided at the housing (<NUM>); and
the cleaning assembly (<NUM>) comprises a first cleaning member (<NUM>) and a second cleaning member (<NUM>) arranged in parallel to the first cleaning member (<NUM>), and the cleaning assembly (<NUM>) is operated to rotate so as to selectively move the first cleaning member (<NUM>) or the second cleaning member (<NUM>) to the cleaning position;
further comprising a switching mechanism disposed on the housing (<NUM>), the housing (<NUM>) comprises a blocking body (<NUM>) disposed opposite to the cleaning assembly (<NUM>) at an interval, the switching mechanism is rotatably connected with the cleaning assembly (<NUM>), and the switching mechanism is configured to drive the cleaning assembly (<NUM>) to be away from the blocking body (<NUM>), so that a movable space for the cleaning assembly (<NUM>) to rotate is formed between the cleaning assembly (<NUM>) and the blocking body (<NUM>),
characterized in that
the switching mechanism comprises an operating member (<NUM>) and a transmission unit, the transmission unit comprises a first guide member (<NUM>) rotatably connected with the cleaning assembly (<NUM>) and a first transmission assembly in transmission connection with the first guide member (<NUM>), the operating member (<NUM>) is in transmission connection with the first transmission assembly, and the operating member (<NUM>) is configured to drive the first guide member (<NUM>) to move through the first transmission assembly, so that the cleaning assembly (<NUM>) is close to or away from the blocking body (<NUM>).