Patent Description:
With the advancement of science and technology and the improvement of living standards, various technologies to improve human labor efficiency have emerged, and cleaning devices for ground cleaning are one of them.

The cleaning device is usually composed of a cleaning brush head for cleaning and a handle connected to the cleaning brush head and used to control the cleaning brush head. When in use, dip the cleaning brush head in water and use it to clean the surface to be cleaned. After the use is completed, the cleaning brush head needs to be cleaned. After the cleaning is completed, the cleaning device generally needs to be hung to dry. For convenience, most people just put the cleaning device in the corner after use. Regardless of whether it is hung to dry or placed directly, it is not conducive to the maintenance of the cleaning brush head. If the cleaning brush head is kept in a damp state for a long time, it is not only easy to breed bacteria and cause mold to affect the next cleaning use, but also is not conducive to the service life of the cleaning brush head, causing the cleaning brush head to be easily dirty and damaged, and the cleaning brush head needs to be replaced frequently.

<CIT> discloses a system consisting of a wet cleaning machine and a docking station, wherein said station has a refurbishment tool to refurbish and dry a surface treating tool of said robot.

In view of the shortcomings of the prior art, a first object of the present invention is to provide a self-cleaning drying cleaning device, which has the advantages of storing the cleaning appliance and air-drying the cleaning brush head.

The second object of the present invention is to provide a self-cleaning drying cleaning device, which provides a self-cleaning cleaning appliance and a cleaning storage seat for storing the cleaning appliance and charging, storing and drying the cleaning appliance.

In order to achieve the above objects, the present invention provides a cleaning storage seat according to independent claim <NUM>. Further preferred embodiments are defined by the dependent claims.

Preferably, the air drying device further comprises a heating element. The heating element is fixed inside the air drying device and electrically connected to the control motherboard. The heating element is adapted to heat the wind entering through the air inlet to increase the temperature of the wind blowing from the air outlet.

The air drying device further comprises an air outlet channel element means and an exhaust port. The air outlet channel element means comprises a first air outlet baffle and a second air outlet baffle. The first air outlet baffle and the second air outlet baffle extend in the direction of the air outlet along the exhaust port and are respectively fixed to the first housing and the second housing.

Preferably, the cleaning storage seat further comprises a charging device. The charging device comprises a charging stand and a charging connector. The charging stand is fixed on the first housing. The charging connector is fixed on the charging stand. The charging connector is used to connect the charging stand to an external power supply. The charging stand is electrically connected to the control motherboard.

Preferably, the cleaning storage seat further comprises a battery charger. The first housing further comprises a first retaining slot. The battery charger is fixed in the first retaining slot and electrically connected to the control motherboard.

Preferably, the cleaning storage seat further comprises a brush head storage rack. The first housing further comprises a second retaining slot. The brush head storage rack is fixed in the second retaining slot.

Preferably, the cleaning brush head is a roller brush head. The storage portion comprises an arc-shaped groove adapted to the shape of the cleaning brush head.

Preferably, the first housing comprises a motherboard compartment on one side thereof facing the storage space, a motherboard compartment cap provided under the control motherboard, and a protective shell set on the outside of the charging device and fixed with the storage portion. The control motherboard is fixed in the motherboard compartment.

Furthermore, the present invention provides a self-cleaning drying cleaning device. The self-cleaning drying cleaning device comprises a cleaning appliance and the aforesaid cleaning storage seat. The cleaning appliance is equipped with a cleaning brush head. The cleaning storage seat is used to store the cleaning appliance and connect to an external power source to charge the cleaning appliance. The cleaning appliance comprises a handle assembly and a driving device. The driving device comprises a rechargeable battery. The cleaning brush head is fixed at one end of the handle assembly.

The present invention solves the problem of drying treatment of the cleaning brush head of the cleaning appliance through the cleaning storage seat provided with the air drying device, and avoids the cleaning brush head being kept in a wet state after the cleaning is completed. The cleaning brush head can maintain a hygienic and clean state, and the cleaning storage seat is beneficial to prolong the service life of the cleaning brush head.

The following will clearly and completely describe the technical solutions in the embodiments of the present invention with reference to the drawings in the embodiments of the present invention. Obviously, the described embodiments are only a part of the embodiments of the present application, rather than all of the embodiments. Based on the embodiments in the application, all other embodiments obtained by those of ordinary skill in the art without creative work, all belong to the scope of protection of the application.

Embodiment <NUM>: As shown in <FIG>, the self-cleaning drying cleaning device provided by this embodiment includes a cleaning appliance <NUM> and a cleaning storage seat <NUM>. The cleaning storage seat <NUM> is used to house the cleaning appliance <NUM> that is equipped with a cleaning brush head <NUM>. The cleaning storage seat <NUM> comprises a cleaning storage seat main body <NUM>, an air drying device <NUM>, and a control motherboard <NUM>. The cleaning storage seat main body <NUM> comprises a housing provided with a storage portion <NUM>, and the storage portion <NUM> is used for storing the cleaning brush head <NUM>. Optionally, the housing includes a first housing <NUM> and a second housing <NUM> fixed at the bottom of the first housing <NUM> and enclosed with the first housing <NUM> to form a housing space for accommodating the air drying device <NUM> and the control motherboard <NUM>. The bottom edge of the first housing <NUM> is provided with a first closing tooth <NUM>, and the top edge of the second housing <NUM> is provided with a second closing tooth <NUM>, and the first housing <NUM> and the second housing <NUM> are fixed to each other by the engagement between the first closing tooth <NUM> and the second closing tooth <NUM>. The air drying device <NUM> is fixed in the storage space inside the cleaning storage seat main body <NUM>. The control motherboard <NUM> is electrically connected to the air drying device <NUM>, and the control motherboard <NUM> is used to control the working mode of the air drying device <NUM>. When the cleaning appliance <NUM> is stored in the cleaning storage seat <NUM>, the cleaning brush head <NUM> is placed on the upper surface of the storage portion <NUM>. The first housing <NUM> also comprises an enclosure portion <NUM> fixed along the edge of the storage portion <NUM>, and the enclosure portion <NUM> is provided with an air outlet <NUM>. The second housing <NUM> is provided with an air inlet <NUM>. The air drying device <NUM> comprises a fan <NUM>, which guides the wind from the air inlet <NUM> to the air outlet <NUM> and blows it to the top of the storage portion <NUM>, so that the cleaning brush head <NUM> placed on the storage portion <NUM> is quickly dried under the action of flowing wind. It is worth noting that in other embodiments, the air outlet <NUM> can be set at any position on the housing. The specific position can be changed according to the shape and size of the cleaning brush head <NUM>, so that the wind blown from the air outlet <NUM> can blow to the cleaning brush head <NUM> stored on the storage portion <NUM> and dry it.

As shown in <FIG>, <FIG>, and <FIG>, preferably, the air drying device <NUM> further comprises an air outlet channel element means <NUM>, and the air outlet channel element means <NUM> comprises a first air outlet baffle <NUM> and a second air outlet baffle <NUM>. The first air outlet baffle <NUM> and the second air outlet baffle <NUM> extend along the exhaust port of the fan <NUM> toward the air outlet <NUM> and are fixed to the first housing <NUM> and the second housing <NUM> respectively. The upper and lower edges of the first air outlet baffle <NUM> and second air outlet baffle <NUM> abut the two opposite inner side walls of the first housing <NUM> and second housing <NUM>, respectively, so that a sealed air outlet channel is formed between the exhaust port of the fan <NUM> and the air outlet <NUM> provided on the enclosure portion <NUM>.

Optionally, as shown in <FIG>, the air outlet channel element means <NUM> further comprises a third air outlet baffle <NUM> and a fourth air outlet baffle <NUM>. The third air outlet baffle <NUM> and the fourth air outlet baffle <NUM> are arranged on the inner side wall of the first housing <NUM> facing away from the storage portion <NUM>. The contact areas between the first air outlet baffle <NUM> and the third air outlet baffle <NUM>, second air outlet baffle <NUM> and fourth air outlet baffle <NUM> are respectively provided with air outlet baffle engagement teeth <NUM>. The first air outlet baffle <NUM> and the third air outlet baffle <NUM>, the second air outlet baffle <NUM> and the fourth air outlet baffle <NUM> are fixed by the air outlet baffle retaining teeth <NUM> respectively. As shown in <FIG>, the second housing <NUM> is also provided with a fan compartment <NUM>. The fan compartment <NUM> is enclosed by a fan baffle (not shown) arranged around the fan <NUM>. The fan baffle and the first air outlet baffle <NUM> and the second air outlet baffle <NUM> are connected and fixed.

As shown in <FIG> and <FIG>, preferably, the air drying device <NUM> further comprises a heating element <NUM>, the heating element <NUM> is fixed inside the air drying device <NUM> and electrically connected to the control motherboard <NUM><NUM>. The heating element <NUM> heats the wind entering through the air inlet <NUM> to increase the temperature of the wind blowing from the air outlet <NUM>. Optionally, in this embodiment, the fan <NUM> adopts a <NUM> model blower, which has both cold and hot air functions, and its air supply mode can be adjusted by controlling the motherboard <NUM>. The hot air is beneficial to the evaporation of water at the cleaning brush head <NUM> and can quickly dry the cleaning brush head <NUM>.

As shown in <FIG>, <FIG> and <FIG>, preferably, the cleaning storage seat <NUM> further comprises a charging device <NUM>. The charging device <NUM> comprises a charging stand <NUM> and a charging connector <NUM>. The charging stand <NUM> is fixed on the first housing <NUM>. The charging connector <NUM> is fixed on the charging stand <NUM>. The charging connector <NUM> is used to connect the charging stand <NUM> to an external power supply, and the charging stand <NUM> is electrically connected to the control motherboard <NUM>.

The first housing <NUM> also comprises a protective shell <NUM> and a protective cover <NUM>. The protective shell <NUM> is set outside the charging device <NUM> and connected to the storage portion <NUM>. The protective shell <NUM> is equipped with a charging port (not shown), and the top of the charging stand <NUM> is equipped with a charging terminal (not shown). The charging stand <NUM> is fixed inside the protective shell <NUM> and the charging terminal is exposed through the charging port to connect to the device to be charged. Optionally, there is a charging stand cap <NUM> at the charging port. The charging stand cap <NUM> is actively connected to the protective shell <NUM> through a charging stand spring <NUM>. The protective cover <NUM> encapsulates and fixes the charging stand cap <NUM> and the charging stand spring <NUM> in the protective shell <NUM>, and the charging stand cap <NUM> can be opened by external force to expose the charging terminal. When not required for charging, the charging stand cap <NUM> seals the charging port under the action of the charging stand spring <NUM> to avoid water and dust, which is beneficial to protect the internal components of the charging stand <NUM> and cleaning storage seat <NUM>.

As shown in <FIG>, <FIG>, <FIG> and <FIG>, preferably, the cleaning storage seat <NUM> further comprises a battery charger <NUM>. The first housing <NUM> comprises a first retaining slot <NUM>, and the battery charger <NUM> is fixed in the first retaining slot <NUM>. The battery charger <NUM> is electrically connected to the control motherboard <NUM>. The battery charger <NUM> is used to charge a backup battery <NUM>, or to charge the battery that is removed from the cleaning appliance <NUM>. There is an indicator light (not shown) on the battery charger <NUM> to show the current charging status of the backup battery <NUM>.

As shown in <FIG>, the cleaning storage seat <NUM> further comprises a brush head storage rack <NUM>. The first housing <NUM> further comprises a second retaining slot <NUM>. The brush head storage rack <NUM> is connected and fixed in the second retaining slot <NUM>. The brush head storage rack <NUM> is used to store the cleaning brush head <NUM>. The cleaning brush head <NUM> on the cleaning appliance <NUM> can be removed and placed in the brush head storage rack <NUM>. The brush head storage rack <NUM> can also be used to store a spare cleaning brush head <NUM>. The brush head storage rack <NUM> and the battery charger <NUM> are both set at the end of the cleaning storage seat main body <NUM> away from the air outlet <NUM>, and are located on the left and right sides of the charging device <NUM>, respectively.

Preferably, the cleaning brush head <NUM> is a roller brush head. The storage portion <NUM> has an arc-shaped groove <NUM> adapted to the shape of the cleaning brush head <NUM>. Optionally, as shown in <FIG>, <FIG>, and <FIG>, the storage portion <NUM> is provided with a limit slot <NUM> that is adapted to the bottom of the cleaning appliance <NUM>. On the basis of the enclosure portion <NUM>, it further plays a role of fixing the cleaning appliance <NUM> so that the cleaning appliance <NUM> can be stably placed on the cleaning storage seat <NUM>. Optionally, the bottom of the cleaning appliance <NUM> is provided with a driving wheel <NUM> and a limiting protrusion <NUM>. The limit slot <NUM> is set according to the outer edge characteristics of the driving wheel <NUM> and the limiting protrusion <NUM>, respectively.

Refer to <FIG>, which is a schematic diagram of <FIG> cut along the D-D direction, in which the dashed part is used to represent the analog wind <NUM>. Under the action of the fan <NUM>, wind enters from the air inlet <NUM>, propagates through the air outlet channel, and finally blows out from the air outlet <NUM>. The air outlet <NUM> is set at the enclosure portion <NUM> near the arc-shaped groove <NUM>. After the wind blows from the air outlet <NUM>, it must pass through the cleaning brush head <NUM> placed at the arc-shaped groove <NUM> to achieve the drying treatment of the cleaning brush head <NUM>.

As shown in <FIG>, <FIG>, and <FIG>, preferably, the first housing <NUM> is provided with a motherboard compartment <NUM> on the side facing the storage space. The control motherboard <NUM> is fixed in the motherboard compartment <NUM>. There is a motherboard compartment cap <NUM> under the control motherboard <NUM>. Optionally, as shown in <FIG>, <FIG>, <FIG>, and <FIG>, a motherboard compartment side plate <NUM> is provided on the side of the first housing <NUM> facing the storage space. The motherboard compartment cap <NUM> is set independently. The motherboard compartment side plate <NUM> and the motherboard compartment cap <NUM> together form the motherboard compartment <NUM>. The motherboard compartment cap <NUM>, the control motherboard <NUM> and the first housing <NUM> have mounting holes (not shown) in the center of the side facing the motherboard compartment <NUM>. Motherboard fixing screws <NUM> pass through the mounting holes on the motherboard compartment cap <NUM> and the control motherboard <NUM> in turn and then are fixed on the first housing <NUM>. The first housing <NUM> and the second housing <NUM> are respectively integrally formed.

In summary, the cleaning storage seat <NUM> provided in this embodiment solves the problems that the existing cleaning appliance cannot be dried in time after use, and the brush head is prone to mold and smelly, and the charging and drying functions are integrated on the cleaning storage seat, which realizes convenient operation. After using the cleaning appliance <NUM>, place the cleaning appliance <NUM> directly on the cleaning storage seat <NUM> and start the corresponding switch to achieve automatic charging, drying and other operations without human intervention. For example, referring to <FIG>, the cleaning appliance <NUM> is placed in the cleaning storage seat <NUM> to directly activate the switch assembly, so that the control motherboard <NUM> receives the access signal from the switch assembly that corresponds to the cleaning appliance <NUM>. Then, the operating status information of the cleaning appliance <NUM> is determined according to the access signal, and then the drying control signal is output according to the operating status information to start the air drying device <NUM> and the heating element <NUM> to dry the cleaning brush head <NUM>. The above drying control signal can be a PWM control signal. The PWM control signal has strong noise resistance in signal transmission and can ensure the stability of signal transmission. Before the drying control signal is output according to the operating status information to dry the cleaning brush head <NUM>, it can also be checked whether the input voltage is within the preset voltage range. If it is in the preset voltage range, it will judge the operating status information of the cleaning appliance <NUM> according to the access signal and output the drying control signal for drying processing. Otherwise, it will provide a voltage warning signal to indicate that the input voltage is abnormal, or directly use the control motherboard <NUM> to cut off the input voltage to prevent excessive input voltage from damaging the cleaning appliance <NUM>, air drying device <NUM> and heating element <NUM>.

Furthermore, the drying control device of the roller brush also comprises a current sampling module. The output terminal of the current sampling module is connected to the input terminal of the main control module. The current sampling module is used to obtain the drying working current when the drying device performs the drying process on the roller brush and then transmit it to the main control module. The main control module judges whether the current value is within the preset current range according to the information of the received drying working current. When the drying working current is too large, stop outputting the drying control signal to stop the drying treatment of the roller brush by the drying device, effectively preventing the burning of the device caused by the excessive drying working current.

It is worth mentioning that, please refer to <FIG>, the cleaning appliance <NUM> is placed in the cleaning storage seat <NUM>, In addition to the self-cleaning and drying function, when charging the cleaning appliance <NUM> and the backup battery <NUM>, the control motherboard <NUM> can output a first charging control signal to charge the cleaning appliance <NUM> with the input voltage. Until the cleaning appliance <NUM> is fully charged, you can optionally output a second charging control signal to make the input voltage charge the backup battery <NUM>. When the input voltage is cut off, the backup battery <NUM> can output the backup voltage as the input voltage to ensure the reliability of the power supply.

With reference to <FIG>, a structural schematic diagram of the first housing <NUM> of another cleaning storage seat is provided. In this embodiment, both the storage portion <NUM> and the enclosure portion <NUM> are provided with an air outlet <NUM>. Optionally, a connecting portion <NUM> is further provided between the arc-shaped groove <NUM> and the enclosure portion <NUM>, and the connecting portion <NUM> is provided with a first bottom air outlet <NUM> protruding from the surface of the connecting portion <NUM>. The arc-shaped groove <NUM> is provided with a second bottom air outlet <NUM> on the surface. The enclosure portion <NUM> is arranged along the edge of the storage portion. A first lateral air outlet <NUM> is provided on the enclosure portion <NUM> in the axial direction of the arc-shaped groove <NUM>. The wind direction of the first lateral air outlet <NUM> and the wind direction of the first bottom air outlet <NUM> and the second bottom air outlet <NUM> are perpendicular to each other.

With reference to <FIG>, it is the cleaning device provided in Embodiment <NUM> of the present invention. The cleaning device <NUM> comprises a cleaning appliance <NUM> provided with a cleaning brush head <NUM> and the aforementioned cleaning storage seat <NUM>. The cleaning storage seat <NUM> is used to store the cleaning appliance <NUM> and connect to an external power source to charge the cleaning appliance <NUM>. The cleaning appliance <NUM> comprises a handle assembly <NUM> and a driving device <NUM> provided with a rechargeable battery <NUM>. The cleaning brush head <NUM> is fixed at one end of the handle assembly <NUM>. A self-cleaning device <NUM> is also provided in the handle assembly <NUM><NUM>. The self-cleaning device <NUM> comprises a clean water tank for providing clean water for cleaning, a sewage tank for recycling sewage on the brush head after cleaning, and a control system. The control system is connected to the driving device <NUM>. The user controls the driving device <NUM> through the control system to clean or self-clean the cleaning appliance <NUM>. The rechargeable battery <NUM> on the driving device <NUM> can be detached and charged on the battery charger <NUM> on the cleaning storage seat <NUM>, or it can be charged directly on the cleaning storage seat <NUM> through a charging interface set on the handle assembly <NUM>.

As shown in <FIG>, the first housing <NUM> is close to the fan <NUM> and is provided with a heat dissipation hole <NUM> on the side opposite to the air outlet <NUM>. The heat dissipation hole <NUM> can be used to dissipate the heat generated by the work of the fan <NUM>, and can also be used to enter the wind. The control motherboard <NUM> has a safety mode by default. When the cleaning appliance <NUM> is placed on the cleaning storage seat <NUM> and self-cleaning is started, the circuit at the charging stand <NUM> and the charging connector <NUM> is cut off, and the charging of the entire cleaning appliance <NUM> is suspended. After the self-cleaning mode is over, the circuit is turned on again, and the input voltage of the external power supply continues to charge the whole machine.

The control motherboard <NUM> also comprises a timing module (not shown), which is connected to the air drying device <NUM> to calculate the working time of the air drying device <NUM>. For example, when the cleaning appliance <NUM> is placed on the cleaning storage seat <NUM> and the air drying device <NUM> is activated, the timing module automatically starts and calculates the working time of the air drying device <NUM>. When the working time reaches the preset value, the timing module sends a corresponding signal to the control motherboard <NUM>, and the control motherboard <NUM> controls the air drying device <NUM> to stop working. The timing module starts when the air drying device <NUM> is turned on, and shuts down when the air drying device <NUM> is turned off, and clears its timing data. That is, when the cleaning appliance <NUM> is removed from the cleaning storage seat <NUM> or the self-cleaning mode is turned on, the air drying device <NUM> will stop working, and the timing module will stop timing and clear the timing data.

The control motherboard <NUM> also comprises a detection module (not shown). The detection module is used to detect whether the device connected to the charging stand is fully charged, that is, prioritize whether there is a device to be charged on the charging stand. If there is a device to be charged on the charging stand, check whether the device to be charged is fully charged. If the device is fully charged, switch the circuit to the battery charger <NUM> so that the external power source charges the backup battery <NUM> on the battery charger <NUM>.

In summary, the self-cleaning and drying cleaning device provided by the present invention can realize the functions of automatically cleaning the brush head, automatic dehydration, and sewage recovery, and can also be placed in the cleaning storage seat for air-drying or charging operations. It is suitable for most places, greatly reducing the workload of people's related labor, and its convenient use and intelligent operation are suitable for most people.

Claim 1:
A cleaning storage seat (<NUM>) used to store a cleaning appliance (<NUM>) with a cleaning brush head (<NUM>), the cleaning storage seat comprising:
a cleaning storage seat main body (<NUM>), said cleaning storage seat main body (<NUM>) comprising a housing (<NUM>, <NUM>) provided with a storage portion (<NUM>), said storage portion (<NUM>) being used to store said cleaning brush head (<NUM>);
an air drying device (<NUM>) located inside said cleaning storage seat main body (<NUM>); and
a control motherboard (<NUM>) electrically connected to said air drying device (<NUM>), said control motherboard (<NUM>) being used to control the working mode of said air drying device (<NUM>);
wherein said housing (<NUM>, <NUM>) comprises an air inlet (<NUM>) and an air outlet (<NUM>);
said air drying device (<NUM>) directs wind from said air inlet (<NUM>) to said air outlet and blows the wind to said storage portion (<NUM>) to dry said cleaning brush head (<NUM>);
wherein said housing (<NUM>, <NUM>) comprises a first housing (<NUM>) provided with said storage portion (<NUM>) , and a second housing (<NUM>) fixed at a bottom of said first housing (<NUM>) and enclosed with said first housing (<NUM>) to form a storage space for accommodating said air drying device (<NUM>) and said control motherboard (<NUM>), said first housing (<NUM>) comprising an enclosure portion (<NUM>) fixed along an edge of said storage portion (<NUM>); said air outlet (<NUM>) is provided on said enclosure portion (<NUM>);
characterized in that,
said air drying device (<NUM>) further comprises an air outlet channel element means (<NUM>) and an exhaust port, said air outlet channel element means (<NUM>) comprising a first air outlet baffle (<NUM>) and a second air outlet baffle (<NUM>), said first air outlet baffle (<NUM>) and said second air outlet baffle (<NUM>) extending in the direction of said air outlet (<NUM>) along said exhaust port and being respectively fixed to said first housing (<NUM>) and said second housing (<NUM>).