Patent Description:
With the improvement of living standards, people's awareness of oral care gradually increases, oral cavity cleaning tools are more diversified in the market. An oral irrigator and an electric toothbrush, substitutes of dental flosses, become one of essential small household appliances, and their basic working principle is to pump water from a water tank by a pump and spray out a high-pressure pulsed water flow for hundreds of times or even thousands of times per minute by a nozzle to clean food debris in gaps between teeth and dental plaques and massage gums so as to improve an oral environment.

As for an existing oral cavity cleaning device, a motor may have large vibration when running, arrangement of a mounting structure of the motor is unreasonable, vibration generated during work is very large, the motor vibrates to bump against a housing and a circuit control panel, moreover, a motor shaft, when rotating rapidly forwards and backwards, may also bump against the housing, consequently, a large noise is generated, then use experience of a user is affected, the motor is also prone to being loosened and damaged, and thus a service life of the motor is shortened.

<CIT> discloses an oral cavity cleaning device, comprising: a sonic motor, comprising a motor body and a power output shaft, wherein the motor body has an output axis extending in a power output direction, the power output shaft is a columnar object extending along the output axis and penetrating through the motor body, the power output shaft is configured to cooperate with the motor body and transmit output power of the motor body, and the power output shaft has an axial channel parallel to the output axis and a first inlet and a first outlet communicating with the axial channel;a fluid mechanism, having a fluid inlet and a fluid outlet, wherein the fluid outlet communicates with the first inlet;a housing, extending in an axial direction of the power output shaft and forming a tubular structure with a hollow interior, wherein the housing comprises a core mounting part, a mounting rack is arranged in the core mounting part and has a motor chamber and a pump chamber, the sonic motor is mounted in the motor chamber, and the fluid mechanism is mounted in the pump chamber. <CIT> and <CIT> disclose further oral cavity cleaning devices.

A main objective of the present disclosure is to provide an oral cavity cleaning device, which can reduce vibration transmitted by a motor to a handle housing, reduce vibration noise and improve use experience of a user.

In order to realize the above objective, according to an aspect of the present disclosure, an oral cavity cleaning device is provided and includes:.

Further, multi-point elastic contact is formed between a periphery of the mounting rack and an inner wall of the core mounting part.

Further, a plurality of first elastic bosses are arranged on the periphery of the mounting rack at intervals in an extending direction of the output axis, and the multi-point elastic contact is formed between the mounting rack and the inner wall of the core mounting part by the first elastic bosses.

Further, the mounting rack includes a mounting seat, the motor chamber is arranged on the mounting seat, mounting side plates are respectively arranged on two opposite sides of the mounting seat, the two mounting side plates extend away from each other, and the first elastic bosses are arranged at edges of the mounting side plates away from the mounting seat.

Further, slots penetrating each of the mounting side plates in a thickness direction are formed in the mounting side plates, and connecting arms located on one side of each of the slots away from the mounting seat protrude in a direction away from the mounting seat to form the first elastic bosses.

Further, mounting slots are formed in the inner wall of the core mounting part, the mounting slots extend in a mounting direction of the mounting rack, and the mounting side plates are clamped in the mounting slots.

Further, second elastic bosses are formed on two opposite side walls of each of the mounting side plates, the second elastic bosses protrude towards side walls of the mounting slots, and multi-point elastic contact is formed between the mounting side plates and the side walls of the mounting slots by the second elastic bosses.

Further, surfaces of the second elastic bosses are arc-shaped.

Further, in a put-in direction of the core mounting part, the first elastic bosses and the second elastic bosses are in staggered distribution.

Further, the front cushion has a damping plane, a first strip wall protruding towards the damping plane is arranged on the inner wall of the core mounting part, and the first strip wall is tightly pressed and abuts against the damping plane.

Further, on a side where the damping plane is located, a damping boss is arranged on the rear cushion, a second strip wall protruding towards the damping boss is arranged on the inner wall of the core mounting part, and the second strip wall is tightly pressed and abuts against the damping boss.

Further, a limiting groove is formed in the damping boss, there are two second strip walls, an edge of one of the second strip walls abuts against a groove wall of the limiting groove, and an edge of the other second strip wall abuts against the other groove wall of the limiting groove.

Further, on a side opposite to the damping plane, supporting planes are arranged at two sides edges of both the front cushion and the rear cushion, third strip walls protruding towards the supporting planes are arranged on the inner wall of the core mounting part, and the third strip walls are tightly pressed and abut against the supporting planes of the front cushion and the rear cushion.

Further, on a side where the supporting plane of the front cushion is located, a plurality of spacing ribs are arranged on the front cushion, and a wire passing channel is formed between every two adjacent spacing ribs.

Further, the oral cavity cleaning device further includes a control panel, the front cushion further includes a clamping protrusion, a clamping groove is formed in the clamping protrusion, a mounting boss is arranged on the rear cushion, a positioning groove is formed in the mounting boss, a mounting platen is arranged on the mounting rack, an avoidance groove is formed in the installing platen, one end of the control panel is clamped onto the mounting platen, the other end of the control panel is clamped into the clamping groove, a middle of the control panel is arranged in the positioning groove, and a height of the control panel is smaller than a height of each of the front cushion, the rear cushion and the mounting platen.

By applying the technical solution of the present disclosure, the sonic motor cooperates with the core mounting part by the front cushion and the rear cushion, the sonic motor may be not in direct contact with the core mounting part by means of the front cushion and the rear cushion, so the sonic motor can be damped by means of damping performance of the front cushion and the rear cushion, the sonic motor is prevented from being in direct contact with the housing, vibration transmitted by the sonic motor to the core mounting part can be effectively reduced, vibration felt when a handle is held is reduced, the vibration noise is reduced, and the use experience of the user is improved.

Accompanying drawings of the specification, which constitute a part of the present application, are used for providing further understanding of the present disclosure, and exemplary embodiments and their description of the present disclosure are used for explaining the present disclosure but do not constitute an inappropriate limitation on the present disclosure. In the accompanying drawings:.

The above accompanying drawings include the following reference numerals:
<NUM>, sonic motor; <NUM>, motor body; <NUM>, power output shaft; <NUM>, axial channel; <NUM>, first inlet; <NUM>, first outlet; <NUM>, housing; <NUM>, core mounting part; <NUM>, mounting rack; <NUM>, fluid mechanism; <NUM>, fluid inlet; <NUM>, fluid outlet; <NUM>, motor chamber; <NUM>, pump chamber; <NUM>, front cushion; <NUM>, rear cushion; <NUM>, first elastic boss; <NUM>, mounting seat; <NUM>, mounting side plate; <NUM>, slot; <NUM>, connecting arm; <NUM>, mounting slot; <NUM>, second elastic boss; <NUM>, damping plane; <NUM>, first strip wall; <NUM>, damping boss; <NUM>, second strip wall; <NUM>, limiting groove; <NUM>, supporting plane; <NUM>, third strip wall; <NUM>, spacing rib; <NUM>, wire passing channel; <NUM>, clamping protrusion; <NUM>, clamping groove; <NUM>, mounting boss; <NUM>, mounting platen; <NUM>, avoidance groove; <NUM>, control panel; <NUM>, positioning groove.

It needs to be noted that without conflicts, embodiments and features in the embodiments of the present application may be mutually combined. The present disclosure will be described in detail below with reference to the accompanying drawings and in combination with the embodiments.

Referring to <FIG>, the present disclosure provides an oral cavity cleaning device, including: a sonic motor <NUM>, including a motor body <NUM> and a power output shaft <NUM>, wherein the motor body <NUM> has an output axis extending in a power output direction, the power output shaft <NUM> is a columnar object extending along the output axis and penetrating through the motor body <NUM>, the power output shaft <NUM> is configured to cooperate with the motor body <NUM> and transmit output power of the motor body <NUM>, and the power output shaft <NUM> has an axial channel <NUM> parallel to the output axis and a first inlet <NUM> and a first outlet <NUM> communicating with the axial channel <NUM>; a fluid mechanism <NUM>, having a fluid inlet <NUM> and a fluid outlet <NUM>, wherein the fluid outlet <NUM> communicates with the first inlet <NUM>; a housing <NUM>, extending in an axial direction of the power output shaft <NUM> and forming a tubular structure with a hollow interior, wherein the housing <NUM> includes a core mounting part <NUM>, an mounting rack <NUM> is arranged in the core mounting part <NUM> and has a motor chamber <NUM> and a pump chamber <NUM>, the sonic motor <NUM> is mounted in the motor chamber <NUM>, and the fluid mechanism <NUM> is mounted in the pump chamber <NUM>; a front cushion <NUM>, arranged at a front end of the sonic motor <NUM> in a sleeved manner, wherein the front end of the sonic motor <NUM> is mounted in the core mounting part <NUM> by the front cushion <NUM>; and a rear cushion <NUM>, arranged at a rear end of the sonic motor <NUM> in a sleeved manner, wherein the rear end of the sonic motor <NUM> is mounted in the motor chamber <NUM> by the rear cushion <NUM>.

The sonic motor cooperates with the core mounting part <NUM> by the front cushion <NUM> and the rear cushion <NUM>, the sonic motor <NUM> may be not in direct contact with the core mounting part <NUM> by means of the front cushion <NUM> and the rear cushion <NUM>, so the sonic motor <NUM> can be damped by means of damping performance of the front cushion <NUM> and the rear cushion <NUM>, the sonic motor <NUM> is prevented from being in direct contact with the housing <NUM>, vibration transmitted by the sonic motor <NUM> to the core mounting part <NUM> can be effectively reduced, vibration felt when a handle is held is reduced, a vibration noise is reduced, and the use experience of the user is improved.

In an embodiment, multi-point elastic contact is formed between a periphery of the mounting rack <NUM> and an inner wall of the core mounting part <NUM>. In the embodiment, multi-point elastic contact is formed between the periphery of the mounting rack <NUM> and the inner wall of the core mounting part <NUM>, so that a damping fit can also be formed between the mounting rack <NUM> and the core mounting part <NUM>. Both the motor chamber <NUM> and the pump chamber <NUM> are located on the mounting rack <NUM>, so vibration of the sonic motor <NUM> and the fluid mechanism <NUM> is transmitted to the core mounting part <NUM> by the front cushion <NUM>, the rear cushion <NUM> and the mounting rack <NUM>, the mounting rack <NUM> and the core mounting part <NUM> are in multi-point contact, by cooperating with the front cushion <NUM> and the rear cushion <NUM>, vibration, when transmitted to the housing <NUM>, is dispersed from centralized points of all vibration sources to the front cushion <NUM>, the rear cushion <NUM> and all contact points between the mounting rack <NUM> and the core mounting part <NUM>, thus a vibration action is dispersed, the whole vibration action of the core mounting part <NUM> is weakened, the vibration noise is reduced, and a good damping effect is realized.

In an embodiment, a plurality of first elastic bosses <NUM> are arranged on the periphery of the mounting rack <NUM> at intervals in an extending direction of the output axis, and the multi-point elastic contact is formed between the mounting rack <NUM> and the inner wall of the core mounting part <NUM> by the first elastic bosses <NUM>.

In the embodiment, the plurality of first elastic bosses <NUM> are distributed in sequence in the extending direction of the output axis and can form a plurality of elastic contact points in sequence on the periphery of the mounting rack <NUM>, so a good damping contact is formed between the whole mounting rack <NUM> and the core mounting part <NUM>, and the damping effect is improved. The plurality of first elastic bosses <NUM> may be distributed uniformly, so that in a process of transmitting vibration energy from the mounting rack <NUM> to the core mounting part <NUM>, energy distribution is more uniform, the vibration energy transmitted to all the contact points is more balanced, a vibration effect is further weakened, and damping and noise reduction effects are better.

In an embodiment, the mounting rack <NUM> includes a mounting seat <NUM>, the motor chamber <NUM> is arranged on the mounting seat <NUM>, mounting side plates <NUM> are respectively arranged on two opposite sides of the mounting seat <NUM>, the two mounting side plates <NUM> extend away from each other, and the first elastic bosses <NUM> are arranged at edges of the mounting side plates <NUM> away from the mounting seat <NUM>.

In the embodiment, a mounting gap is formed between the mounting rack <NUM> and the core mounting part <NUM> by using the mounting seat <NUM>, mounting and securing of structures such as a control panel <NUM> are convenient, and a sufficient mounting space can be provided for arrangement of structures such as the control panel <NUM>. Due to existence of the mounting side plates <NUM>, a mounting fit between the mounting seat <NUM> and the core mounting part <NUM> may be conveniently implemented, and without affecting mounting and securing of the structures such as the control panel <NUM>, mounting and securing of the mounting seat <NUM> in the core mounting part <NUM> are implemented. The mounting side plates <NUM> are respectively arranged on the two opposite sides of the mounting seat <NUM> and enabled to protrude in a direction away from the mounting seat <NUM>, an assembling space may be formed on two sides of the mounting side plates <NUM> while mounting and securing of the mounting seat <NUM> are implemented by the mounting side plates <NUM>, mounting of the structures such as the control panel <NUM> is implemented, and structural arrangement is more reasonable.

The mounting seat <NUM> cooperates with the core mounting part <NUM> by the mounting side plates <NUM>, so the first elastic bosses <NUM> are arranged at edges of one sides of the mounting side plates <NUM> away from the mounting seat <NUM>, multi-point elastic contact may be formed between the mounting seat <NUM> and the inner wall of the core mounting part <NUM> only by the first elastic bosses <NUM>, no contact is formed between the other positions and the core mounting part <NUM>, thus it is ensured that vibration of the sonic motor <NUM> and the fluid mechanism <NUM>, after being transmitted to the mounting seat <NUM>, can be transmitted to the core mounting part <NUM> only by the first elastic bosses <NUM>, thus the damping effect of the mounting rack <NUM> can be further improved, and the damping noise is reduced.

In an embodiment, slots <NUM> penetrating each of the mounting side plates <NUM> in a thickness direction are formed in the mounting side plates <NUM>, and connecting arms <NUM> located on one sides of the slots <NUM> away from the mounting seat <NUM> protrude in a direction away from the mounting seat <NUM> to form the first elastic bosses <NUM>.

In the embodiment, the slots <NUM> are long-strip slots extending in a length direction of the mounting side plates <NUM>, the connecting arms <NUM> are formed on outer sides of the long-strip slots, and connecting arms <NUM> protrude outwards in middle positions to form the first elastic bosses <NUM>. The connecting arms <NUM> are uniform-thickness elastic structures and form arc-shaped protrusions outwards in the middle positions. The arc-shaped protrusions are located on the connecting arms <NUM>, and the connecting arms <NUM> are located on the outer sides of the slots <NUM>, so the connecting arms <NUM> are more prone to deformation, a deformation quantity is larger, the vibration energy can be more effectively absorbed and dissipated by deformation of the connecting arms under the vibration action, and the damping effect can be further improved.

In an embodiment, mounting slots <NUM> are formed in the inner wall of the core mounting part <NUM>, the mounting slots <NUM> extend in a mounting direction of the mounting rack <NUM>, and the mounting side plates <NUM> are clamped in the mounting slots <NUM>.

In the embodiment, by forming the mounting slots <NUM> in the inner wall of the core mounting part <NUM>, a guiding structure may be formed, the mounting rack <NUM> is conveniently put into the core mounting part <NUM> from an opening side of the core mounting part <NUM>, mounting difficulty is lowered, and mounting efficiency is improved.

In the embodiment, mounting slots <NUM> are respectively formed in two opposite inner walls of the core mounting part <NUM> so that a more balanced and reliable mounting guiding and supporting structure may be formed.

The mounting slots <NUM> may be formed in the following mode: two guiding plates extending in the mounting direction of the mounting rack <NUM> are arranged on the inner walls of the core mounting part <NUM>, the two guiding plates extend from one end to the other end of the core mounting part <NUM>, and the mounting slots <NUM> are formed between the two guiding plates.

By arranging the mounting slots <NUM>, the mounting rack <NUM> may be guided and limited by using the mounting slots <NUM> during mounting of the mounting rack <NUM>, and after the mounting rack is mounted in place, a good positioning effect is realized.

In an embodiment, second elastic bosses <NUM> are formed on two opposite side walls of each of the mounting side plates <NUM>, the second elastic bosses <NUM> protrude towards side walls of the mounting slots <NUM>, and multi-point elastic contact is formed between the mounting side plates <NUM> and the side walls of the mounting slots <NUM> by the second elastic bosses <NUM>.

In the embodiment, after the mounting slots <NUM> are formed, a surface contact is formed between the mounting side plates <NUM> and the side walls of the mounting slots <NUM>, which may increase a vibration transmission effect and leads to reduction of a damping effect, in order to avoid the problem, in a mode that the second elastic bosses <NUM> are arranged on two side walls of each of the mounting side plates <NUM> cooperating with the mounting slots <NUM>, multi-point elastic contact may be formed between the two side walls of the mounting side plates <NUM> and the side walls of the mounting slots <NUM>, thus a vibration transmission action between the mounting side plates <NUM> and the side wall of the mounting slots <NUM> is reduced, the vibration transmission effect between the mounting side plates <NUM> and the side walls of the mounting slots <NUM> is weakened, multi-point elastic contact is formed between the whole mounting rack <NUM> and the core mounting part <NUM>, and an more effective damping effect is realized.

In an embodiment, all surfaces of the first elastic bosses <NUM> and the second elastic bosses <NUM> protrude in an arc shape, it may be more effectively ensured that point contact or line contact is formed between the mounting rack <NUM> and the core mounting part <NUM> by the first elastic bosses <NUM> and the second elastic bosses <NUM>, a contact area between the mounting rack <NUM> and the core mounting part <NUM> is reduced, the vibration transmission effect is weakened, and the damping effect is improved.

In an embodiment, in a put-in direction of the core mounting part <NUM>, the first elastic bosses <NUM> and the second elastic bosses <NUM> are in staggered distribution, so distribution of elastic contact points may be more uniform, a distribution condition of a damping action force is optimized, and the damping effect is improved.

In an embodiment, the front cushion <NUM> has a damping plane <NUM>, a first strip wall <NUM> protruding towards the damping plane <NUM> is arranged on the inner wall of the core mounting part <NUM>, and the first strip wall <NUM> is tightly pressed and abuts against the damping plane <NUM>.

In the embodiment, by arranging the first strip wall <NUM> on the inner wall of the core mounting part <NUM>, the damping plane <NUM> of the front cushion <NUM> may cooperate with the core mounting part <NUM> by the first strip wall <NUM>, a mounting and securing effect of the core mounting part <NUM> on the front cushion <NUM> may be ensured in a mode of extruding the damping plane <NUM> by the first strip wall <NUM>, then a mounting and securing effect on the sonic motor <NUM> is realized by the front cushion <NUM>, a contact area of the core mounting part <NUM> and the front cushion <NUM> can also be reduced by contact of the first strip wall <NUM> and the damping plane <NUM>, the vibration transmission action is reduced, the damping effect on the sonic motor <NUM> is improved, the sonic motor <NUM> is prevented from being loosened and damaged during work, and the service life of the sonic motor <NUM> is guaranteed.

In an embodiment, on a side where the damping plane <NUM> is located, a damping boss <NUM> is arranged on the rear cushion <NUM>, a second strip wall <NUM> protruding towards the damping boss <NUM> is arranged on the inner wall of the core mounting part <NUM>, and the second strip wall <NUM> is tightly pressed and abuts against the damping boss <NUM>.

In the embodiment, there are two first strip walls <NUM> and two second strip walls <NUM>, the two first strip walls <NUM> are located on outer sides of the two second strip walls <NUM>, and as cooperation of the core mounting part <NUM> and the damping plane <NUM> is realized by the two first strip walls <NUM> on two sides, balance of stress on the two sides can be guaranteed, and stability of a whole structure is better.

The two second strip walls <NUM> are tightly pressed on the damping boss <NUM>, mounting and securing of the rear end of the sonic motor <NUM> are implemented by cooperation of the rear cushion <NUM> and the two second strip walls <NUM>, and meanwhile, damping for the sonic motor <NUM> may be realized by means of the damping effect of the rear cushion <NUM>. Due to existence of the damping boss <NUM>, a supporting height of the rear cushion <NUM> is different from a supporting height of the damping plane <NUM>, so heights of the first strip walls <NUM> are different from those of the second strip walls <NUM>, thus the first strip walls <NUM> and the second strip walls <NUM> may form a better adapting relationship with cooperating structures, in the meantime, transmission of a vibration action is more dispersed, and the damping effect is better.

The front cushion <NUM> cooperates with the rear cushion <NUM> so that a more comprehensive supporting structure can be formed for the sonic motor <NUM>, and meanwhile, the sonic motor <NUM> is more effectively prevented from being in direct contact with the core mounting part <NUM>, so a better damping effect is formed on the sonic motor <NUM>.

In an embodiment, a limiting groove <NUM> is formed in the damping boss <NUM>, there are two second strip walls <NUM>, an edge of one of the second strip walls <NUM> abuts against a groove wall of the limiting groove <NUM>, and an edge of the other second strip wall <NUM> abuts against the other groove wall of the limiting groove <NUM>.

In the embodiment, the two second strip walls <NUM> are limited in the limiting groove <NUM>, a more effective limitation can be formed for the rear cushion <NUM> by means of cooperation of the limiting groove <NUM> and the second strip walls <NUM>, the rear cushion <NUM> is prevented from generating a relative movement relative to the second strip walls <NUM> during work, and the damping effect of the rear cushion <NUM> is guaranteed.

In an embodiment, on a side opposite to the damping plane <NUM>, supporting planes <NUM> are arranged at two sides edges of both the front cushion <NUM> and the rear cushion <NUM>, third strip walls <NUM> protruding towards the supporting planes <NUM> are arranged on the inner wall of the core mounting part <NUM>, and the third strip walls <NUM> are tightly pressed and abut against the supporting planes <NUM> of the front cushion <NUM> and the rear cushion <NUM>.

In the embodiment, the third strip walls <NUM> are located on a side opposite to the first strip walls <NUM> and the second strip walls <NUM>, the front cushion <NUM> may be tightly pressed and secured from the other side of the front cushion <NUM>, thus tightly pressing and limiting the sonic motor <NUM> is implemented in a direction perpendicular to the mounting side plates <NUM>, by cooperating with a limiting action of the mounting side plates <NUM>, all-direction damping and limiting may be implemented for the sonic motor <NUM>, the sonic motor <NUM> is effectively prevented from being loosened and damaged during work, and long-term stable reliable running of the sonic motor <NUM> is ensured.

In an embodiment, on a side where the supporting plane <NUM> of the front cushion <NUM> is located, a plurality of spacing ribs <NUM> are arranged on the front cushion <NUM>, and a wire passing channel <NUM> is formed between every two adjacent spacing ribs <NUM>.

In an embodiment, the oral cavity cleaning device further includes a control panel <NUM>, the front cushion <NUM> further includes a clamping protrusion <NUM>, a clamping groove <NUM> is formed in the clamping protrusion <NUM>, a mounting boss <NUM> is arranged on the rear cushion <NUM>, a positioning groove <NUM> is formed in the mounting boss <NUM>, a mounting platen <NUM> is arranged on the mounting rack <NUM>, an avoidance groove <NUM> is formed in the mounting platen <NUM>, one end of the control panel <NUM> is clamped onto the mounting platen <NUM>, the other end of the control panel <NUM> is clamped into the clamping groove <NUM>, a middle of the control panel <NUM> is arranged in the positioning groove <NUM>, and a height of the control panel <NUM> is smaller than a height of each of the front cushion <NUM>, the rear cushion <NUM> and the mounting platen <NUM>.

In the embodiment, screw holes are further formed in the mounting rack <NUM>, and the control panel <NUM>, after being mounted in place, may be further secured onto the mounting rack <NUM> by screws. The mounting platen <NUM> is of an L-shaped structure and forms a clamping groove with an outer surface of the mounting seat <NUM>.

During mounting of the control panel <NUM>, an end part of a first end of the control panel <NUM> may be clamped into the clamping groove <NUM> of the clamping protrusion <NUM>, then a middle part falls into the positioning groove <NUM> in the rear cushion <NUM>, an end part of a second end is clamped into the clamping groove formed by the mounting platen <NUM> and the mounting seat <NUM>, mounting and positioning of the control panel <NUM> on the mounting rack <NUM> are implemented, then the control panel <NUM> is secured on the mounting rack <NUM> by the screws, and mounting and securing of the control panel <NUM> are completed. As the height of the control panel <NUM> is smaller than the height of each of the front cushion <NUM>, the rear cushion <NUM> and the mounting platen <NUM>, during work, the control panel <NUM> does not make direct contact with the core mounting part <NUM> under a protecting action of the front cushion <NUM>, the rear cushion <NUM> and the mounting platen <NUM>, and the control panel <NUM> is effectively prevented from bumping against the core mounting part <NUM> and is effectively protected.

As the plurality of spacing ribs <NUM> are arranged on the front cushion <NUM>, the wire passing channel <NUM> is formed between every two adjacent spacing ribs <NUM>, the clamping protrusion <NUM> is located at ends of the spacing ribs <NUM>, and the clamping groove <NUM> communicates with the wire passing channel <NUM>, after mounting of the control panel <NUM> is completed, a conducting wire may penetrate from the wire passing channel <NUM> and then passes through the clamping groove <NUM> to be connected with the control panel <NUM>, thus wiring distribution is more orderly and reasonable, and a problem of exposure of the conducting wire is avoided.

Besides, the control panel <NUM> can be conveniently connected with the fluid mechanism <NUM> by the avoidance groove <NUM> formed in the mounting platen <NUM>, and control over the fluid mechanism <NUM> is convenient.

It needs to be noted that terms used herein are only for describing specific implementations but not intend to limit exemplary implementations according to the present application. For example, unless otherwise indicated clearly in the context, a singular form used herein also intends to include a plural form. Besides, it should be further understood that a term "contain" and/or "include", when used in the specification, indicates that there are features, steps, operations, devices, components and/or their combination.

Claim 1:
An oral cavity cleaning device, comprising:
a sonic motor (<NUM>), comprising a motor body (<NUM>) and a power output shaft (<NUM>), wherein the motor body (<NUM>) has an output axis extending in a power output direction, the power output shaft (<NUM>) is a columnar object extending along the output axis and penetrating through the motor body (<NUM>), the power output shaft (<NUM>) is configured to cooperate with the motor body (<NUM>) and transmit output power of the motor body (<NUM>), and the power output shaft (<NUM>) has an axial channel (<NUM>) parallel to the output axis and a first inlet (<NUM>) and a first outlet (<NUM>) communicating with the axial channel (<NUM>);
a fluid mechanism (<NUM>), having a fluid inlet (<NUM>) and a fluid outlet (<NUM>), wherein the fluid outlet (<NUM>) communicates with the first inlet (<NUM>);
a housing (<NUM>), extending in an axial direction of the power output shaft (<NUM>) and forming a tubular structure with a hollow interior, wherein the housing (<NUM>) comprises a core mounting part (<NUM>), a mounting rack (<NUM>) is arranged in the core mounting part (<NUM>) and has a motor chamber (<NUM>) and a pump chamber (<NUM>), the sonic motor (<NUM>) is mounted in the motor chamber (<NUM>), and the fluid mechanism (<NUM>) is mounted in the pump chamber (<NUM>);
characterised in that,
a front cushion (<NUM>), arranged at a front end of the sonic motor (<NUM>) in a sleeved manner, wherein the front end of the sonic motor (<NUM>) is mounted in the core mounting part (<NUM>) by the front cushion (<NUM>); and
a rear cushion (<NUM>), arranged at a rear end of the sonic motor (<NUM>) in a sleeved manner, wherein the rear end of the sonic motor (<NUM>) is mounted in the motor chamber (<NUM>) by the rear cushion (<NUM>).