CN113876263A

CN113876263A - Cleaning device and cleaning system

Info

Publication number: CN113876263A
Application number: CN202111164077.9A
Authority: CN
Inventors: 罗瑞环; 闫猛
Original assignee: Tineco Intelligent Technology Co Ltd
Current assignee: Tineco Intelligent Technology Co Ltd
Priority date: 2021-09-30
Filing date: 2021-09-30
Publication date: 2022-01-04
Anticipated expiration: 2041-09-30
Also published as: CN113876263B; CN116115130A

Abstract

The invention discloses a cleaning device and a cleaning system, wherein the cleaning device comprises a sewage tank, wherein the sewage tank is provided with a hollow accommodating cavity; the sewage tank is also provided with a docking mechanism; the butt joint mechanism comprises a valve cavity extending along the axial direction of the sewage tank and a sealing valve pre-pressed in the valve cavity; the valve cavity is provided with a butt joint port for butt joint with a base station and a communication port communicated with the containing cavity of the sewage tank, and the opening direction of the communication port is positioned in the radial direction of the sewage tank; the sealing valve having a first position and a second position and being configured to move between the first position and the second position; when the sealing valve is positioned at the first position, the communication port is closed by the sealing valve; when the sealing valve is moved to the second position in the axial direction of the waste water tank, the sealing valve opens the communication port. By adopting the docking mechanism, the risk of blockage of the circulation channel of the sewage tank and the recovery tank is reduced, the sewage discharge smoothness of the cleaning equipment is improved, and the use experience of a user is greatly improved.

Description

Cleaning device and cleaning system

Technical Field

The invention relates to the technical field of cleaning equipment, in particular to cleaning equipment and a cleaning system.

Background

With the continuous improvement of living standard, people's demand for cleaning equipment is increasing day by day, and especially, diversified requirements are put forward for the functions of the cleaning equipment. In order to meet the market demand, enterprises have developed various multifunctional cleaning devices, such as cleaning machines, which have both dust removal and cleaning functions.

The cleaning equipment at least comprises a handheld part, a floor brush assembly arranged at one end part of the handheld part, a clean water tank and a sewage tank. Wherein, the clean water in the clean water tank is transmitted to the spraying mechanism on the scrubbing brush subassembly, and the scrubbing brush subassembly during operation sprays the mechanism and sprays water in order to wash the dust on the round brush to the round brush of scrubbing brush subassembly, washes in the sewage case along with inhaling of the sewage that the round brush produced.

After the cleaning is finished, the user detaches the sewage tank from the handheld portion by oneself, pours the sewage in the sewage tank or discharges the sewage in the sewage tank into the recycling bin of the base station through the pipeline, and the sewage tank is provided with a switch valve to open or close a channel which is arranged on the sewage tank and is communicated with the recycling bin of the base station.

However, the sewage contains impurities, and the impurities are easily blocked after being accumulated on the switch valve, so that the sewage in the sewage tank cannot be discharged.

Disclosure of Invention

The invention provides a cleaning device and a cleaning system, aiming at solving the problems in the prior art.

According to a first aspect of the present invention, there is provided a cleaning apparatus, characterized by comprising:

the sewage tank is provided with a hollow accommodating cavity; the sewage tank is also provided with a docking mechanism; the butt joint mechanism comprises a valve cavity extending along the axial direction of the sewage tank and a sealing valve pre-pressed in the valve cavity;

the valve cavity is provided with a butt joint port for butt joint with a base station and a communication port communicated with the containing cavity of the sewage tank, and the opening direction of the communication port is positioned in the radial direction of the sewage tank; the sealing valve having a first position and a second position and being configured to move between the first position and the second position;

when the sealing valve is positioned at the first position, the communication port is closed by the sealing valve;

when the sealing valve is moved to the second position in the axial direction of the waste water tank, the sealing valve opens the communication port.

In one embodiment of the cleaning apparatus of the present invention, the sealing valve comprises a valve body and a push rod extending from the valve body, the push rod extends from the interface of the valve cavity and is configured to drive the valve body to move to the second position along the valve cavity when the push rod is subjected to an external force.

In one embodiment of the cleaning device of the present invention, a sealing ring for fitting with the valve body is provided on an end surface of the communication port.

In one embodiment of the cleaning appliance of the present invention, the direction of the opening of the docking port is in the axial direction of the waste water tank.

In one embodiment of the cleaning equipment, a scraper matched with the shape of the inner wall of the sewage tank is further arranged in the containing cavity of the sewage tank; the scraper is configured to be moved in an axial direction of the sewage tank by a driving mechanism to scrape off foreign substances on an inner wall of the sewage tank.

In one embodiment of the cleaning apparatus of the present invention, a spray pipe is further provided at the top of the wastewater tank, the spray pipe being configured to spray water toward the inner wall of the wastewater tank.

In one embodiment of the cleaning device of the present invention, the spray pipe is disposed around the inner wall of the sewage tank, and a plurality of spray holes are formed on the spray pipe.

In one embodiment of the cleaning device of the present invention, the opening direction of the water spraying holes forms an angle of 0 to 90 ° with the inner wall of the waste water tank.

According to a second aspect of the present invention, there is also provided a cleaning system, characterized by comprising the cleaning device as described above, and further comprising a base station configured to receive the cleaning device.

In one embodiment of the cleaning system of the present invention, the base station comprises a base and a dirt inlet disposed on the base, when the cleaning device is received on the base station, the docking port of the cleaning device is docked with the dirt inlet of the base station, and the sealing valve is moved to the second position.

In an embodiment of the cleaning system of the present invention, the base station further includes a recovery tank, and a flow channel communicating the soil inlet and the recovery tank; also included is a fan assembly configured to create a negative pressure within the recovery tank to draw the waste water in the cleaning device waste water tank into the recovery tank.

In one embodiment of the cleaning system of the present invention, a filter assembly is disposed in the flow channel, the filter assembly being configured to filter particulate matter in the wastewater.

In one embodiment of the cleaning system of the present invention, the recycling bin is provided with a water inlet, the bottom surface of the recycling bin is provided with a low-level water storage area and a flow guide plate between the water storage area and the water inlet, and the sewage flows into the water storage area by bypassing the flow guide plate after passing through the water inlet to the recycling bin.

In an embodiment of the cleaning system of the present invention, the cleaning device further comprises a floor brush assembly, and the base station is provided with a receiving seat for receiving the floor brush assembly; still including the intercommunication collection box and hold the washing passageway of seat, water in the collection box is through after basic station water pump water goes out the washing passageway to the scrubbing brush subassembly that is located and holds on the seat washs.

In one embodiment of the cleaning system of the present invention, further comprising a purification device in the wash channel, the purification device being configured for purifying the water of the recovery tank into the receptacle.

Compared with the traditional switch valve for controlling the on-off of the channel between the sewage tank and the base station, the valve cavity of the butt joint mechanism of the cleaning equipment is directly arranged on the sewage tank, and the seal valve moves in the valve cavity to control the on-off of the communicating port communicated with the sewage tank, so that any impurities smaller than the caliber of the communicating port can be smoothly discharged from the sewage tank to the base station, the risk of channel blockage is reduced, the sewage discharge smoothness of the cleaning equipment is improved, and the use experience of a user is greatly improved.

The cleaning system has the advantages that the cleaning system can automatically clean the sewage tank and the rolling brush, sewage in the sewage tank is recycled and is filtered and purified to be used for flushing the rolling brush, the automation level of the cleaning system is improved, the use experience of a user is improved, the utilization rate of water resources is improved, and the water resources are saved.

Other features of the present invention and advantages thereof will become apparent from the following detailed description of exemplary embodiments thereof, which proceeds with reference to the accompanying drawings.

Drawings

The accompanying drawings, which are incorporated in and constitute a part of this specification, illustrate embodiments of the invention and together with the description, serve to explain the principles of the invention.

FIG. 1 is a schematic cross-sectional view of one embodiment of a cleaning system provided by the present invention;

FIG. 2 is an exploded view of the cleaning system shown in FIG. 1;

FIG. 3 is a schematic perspective view of the sump and docking mechanism assembly;

FIG. 4 is a schematic cross-sectional view of the assembly of FIG. 3;

FIG. 5 is a schematic cross-sectional view of the mounting body of FIG. 3 with the sealing valve and associated components removed;

FIG. 5a is an enlarged view of a portion of FIG. 5A;

fig. 6 is a schematic cross-sectional structure of a base station;

fig. 7 is an exploded view of a base station;

FIG. 8 is a schematic perspective view of the recycling bin;

FIG. 9 is a schematic view of the recycling bin with the lid removed;

fig. 10 is a schematic perspective view of the filter cassette.

The one-to-one correspondence between component names and reference numbers in fig. 1 and 10 is as follows:

cleaning equipment: 10 handheld part, 11 clean water tank, 12 sewage tank, 120 air inlet, 13 ground brush component, 130 shell, 131 rolling brush, 14 cleaning equipment motor, 15 docking mechanism, 150 valve cavity, 1500 conical mating surface, 1501 sealing ring mounting groove, 151 communication port, 152 docking port, 153 sealing valve, 1530 valve body, 15300 guiding hole, 1531 ejector rod, 154 return spring, 155 guiding rod, 156 sealing ring, 16 scraper blade, 17 spray pipe, 170 spray hole, 18 air channel, 19 plugging cover;

a base station: 20 bases, 200 upper bases, 2000 receiving seats, 2001 first chambers, 2002 second chambers, 2003 third chambers, 2004 fourth chambers, 2005 shower containing chambers, 2006 sewage inlet, 2007 receiving chambers, 201 lower bases, 21 recycling tanks, 210 water inlets, 211 air outlets, 212 water pumping ports, 213 water outlets, 214 high water receiving areas, 215 low water storage areas, 216 guide plates, 217 first inclined planes, 218 middle connecting planes, 219 second inclined planes, 22 fan assemblies, 23 base station water pumps, 24 filtering assemblies, 25 purifying devices and 26 shower pipes.

Detailed Description

Various exemplary embodiments of the present invention will now be described in detail with reference to the accompanying drawings. It should be noted that: the relative arrangement of the components and steps, the numerical expressions and numerical values set forth in these embodiments do not limit the scope of the present invention unless specifically stated otherwise.

The following description of at least one exemplary embodiment is merely illustrative in nature and is in no way intended to limit the invention, its application, or uses.

Techniques, methods, and apparatus known to those of ordinary skill in the relevant art may not be discussed in detail but are intended to be part of the specification where appropriate.

In all examples shown and discussed herein, any particular value should be construed as merely illustrative, and not limiting. Thus, other examples of the exemplary embodiments may have different values.

It should be noted that: like reference numbers and letters refer to like items in the following figures, and thus, once an item is defined in one figure, further discussion thereof is not required in subsequent figures.

In order to meet various requirements of users, the cleaning equipment tends to be multifunctional, has the traditional functions of dust collection, ground cleaning and the like, and also has the self-cleaning function, namely, the rolling brush of the floor brush component is washed by clean water, and then sewage generated by washing the rolling brush is sucked into the sewage tank. At present, sewage need the user to empty the processing by oneself in the sewage case, in order to solve the problem that from this produces, this application provides a clean system.

For better understanding, the specific structure of each component of the cleaning system and the working principle of the whole machine are described in detail with a specific embodiment in conjunction with fig. 1 to 10. It should be noted that, in the embodiment, the working principle of the cleaning system is described by taking a handheld cleaning device as an example, and it can be understood that the cleaning device of the present application may also be an automatic cleaning device such as a sweeping robot. In addition, solid lines with arrows in fig. 1 and 6 represent the flow direction of water flow.

With reference to fig. 1 and 2, the cleaning system of the present application includes a base station configured to receive a cleaning device and the cleaning device.

Wherein the cleaning apparatus includes a hand-held portion 10, a floor brush assembly 13 provided at one end portion of the hand-held portion 10, and a clean water tank 11 and a dirty water tank 12 provided on the hand-held portion 10.

The floor brush assembly 13 includes a housing 130, a drum brush 131 rotatably provided on the housing 130, and a spraying mechanism for spraying clean water in the clean water tank 11 onto the drum brush 131 to clean dust.

The cleaning device further comprises a drive mechanism provided on the hand grip 10 and configured to suck the contaminated water at the drum brush 131, which is generated when the drum brush 131 is washed with fresh water in the fresh water tank 11, into the contaminated water tank 12, or the cleaning device is used to wash the floor with fresh water in the fresh water tank 11.

In detail, the sewage tank 12 is further provided with an air inlet 120, an air duct 18 is arranged in a housing 130 of the floor brush assembly 13, one port of the air duct 18 is communicated with the cavity of the sewage tank 12 through the air inlet 120, the opening direction of the other port of the air duct faces the rolling brush 131, and the driving mechanism is used for conveying sewage at the rolling brush 131 into the sewage tank 12 through the air duct 18. The fan assembly includes a floor brush motor 14 and an impeller driven for rotation thereby.

In some embodiments, the driving mechanism includes a main blower assembly disposed on the cleaning device body, and the main blower assembly is configured to generate negative pressure in the waste water tank 12 when the cleaning device cleans, and to suck the waste water at the roller brush 131 into the waste water tank 12 under the action of the pressure difference between the inside and the outside of the waste water tank 12.

In other embodiments, the driving mechanism includes a cleaning device water pump provided on the cleaning device body, the cleaning device water pump being provided on the air duct 18 and configured to pump the sewage at the roll brush 131 into the sewage tank 12 when the cleaning device is cleaned.

With reference to fig. 3 and 4, the waste water tank 12 of the present application is further provided with a docking mechanism 15, and the docking mechanism 15 includes a valve cavity 150 extending along the circumferential direction of the waste water tank 12, and a sealing valve 153 preloaded in the valve cavity 150.

The valve cavity 150 has a docking port 152 for docking with a base station, and a communication port 151 for communicating with the waste water tank 12, and the communication port 151 is opened in a radial direction of the waste water tank 12.

The sealing valve 153 has a first position and a second position and is configured to move between the first position and the second position. When the sealing valve 153 is located at the first position, the communication port 151 is closed, and when the sealing valve 153 is moved to the second position in the axial direction of the dirty water tank 12, the communication port 151 is opened by the sealing valve 153.

To facilitate a better understanding of the structure of the waste water tank 12, please refer to fig. 5 together, wherein fig. 3 is a schematic sectional view of the waste water tank, and fig. 5 is a schematic sectional view of the assembled body in fig. 3 with the sealing valve and related components removed. In addition, it should be noted that the term "axial" used herein to describe the configuration of the sealing valve 153 refers to the direction in which the sealing valve 153 moves between the first position and the second position, and "radial" refers to a direction approximately perpendicular to the axial direction.

When the cleaning device cleans the ground, the sealing valve 153 is located at the first position to block the communication port 151, the cleaning device pumps clean water in the clean water tank onto the working ground or the rolling brush 131 to clean stains on the working ground or the rolling brush 131 to generate sewage, and the sewage is sucked into the sewage tank 12 by the driving mechanism of the cleaning device. After cleaning, the cleaning equipment is stored in the base station, the sealing valve 153 moves from the first position to the second position, the communication port 151 is opened, and the sewage in the sewage tank 12 enters the valve cavity 150 of the docking mechanism 15 through the communication port 151 and is finally discharged into the base station through the docking port 152.

In detail, with continued reference to fig. 4, in the present embodiment, the valve cavity 150 is integrally formed on the body of the waste water tank 12, the body of the waste water tank 12 is provided with an installation opening communicating with the valve cavity 150, and the sealing valve 153 is installed in the valve cavity 150 through the installation opening. The waste water tank 12 further includes a sealing cover 19, and the sealing cover 19 is fixedly or detachably attached to the tank body to seal the mounting opening after the sealing valve 153 is fitted into the valve chamber 150. The valve cavity 150 is integrally formed in the body of the waste water tank 12, which simplifies the assembly process of the cleaning device.

Of course, in other embodiments, the valve chamber 150 may be formed by machining and assembling separate components from the waste water tank 12, and then fixedly or detachably mounted on the waste water tank 12, as long as it is ensured that the communication port 151 thereof communicates with the waste water tank 12 and the docking port 152 thereof docks with the base station after the cleaning apparatus is stored.

With continued reference to fig. 4, the sealing valve 153 includes a valve body 1530, a push rod 1531 extending from the valve body 1530, and a return spring 154; the return spring 154 is axially pre-compressed between the cover 19 and the valve body 1530, so that the valve body 1530 is located in the first position, i.e. blocks the communication opening 151, under the elastic force of the return spring 154.

Further, the sealing valve 153 further includes a guide rod 155, one end of the guide rod 155 is fixedly disposed on the blocking cover 19, and the return spring 154 is sleeved on the guide rod 155.

The push rod 1531 protrudes from the interface 152 of the valve chamber 150, and is configured to move the valve body 1530 from the first position to the second position, i.e., to open the communication port 151, along the valve chamber 150 against the axial elastic force of the return spring 154 when the push rod 1531 receives an external force.

With continued reference to fig. 4, to ensure the guiding effect of the guide rod 155, in the present embodiment, when the valve body 1530 is in the first position, the guide rod 155 is substantially maintained in abutment with the valve body 1530 to prevent distortion during compression of the return spring 154.

In order to realize the movement of the valve body 1530 from the first position to the second position when the valve body 1530 receives the external force, in this embodiment, a guide hole 15300 extending in the axial direction is formed in the valve body 1530, and the guide hole 15300 is configured such that the guide rod 155 can be extended into the guide hole 15300 when the valve body 1530 moves to the second position against the elastic force of the return spring 154 after receiving the external force.

Referring to fig. 4 and 5, in this embodiment, the valve body 1530 and the stem 1531 are integrally formed, and in order to prevent the valve body 1530 from falling from the valve chamber 150 through the interface 152, the valve body 1530 and the stem 1531 are connected by a conical shoulder, the valve chamber 150 has a conical mating surface 1500 abutting against the conical shoulder, and when the sealing valve 153 is located at the first position, the sealing valve 153 and the valve chamber 150 abut against each other through the conical shoulder and the conical mating surface 1500.

Of course, in other embodiments, the sealing valve 153 and the valve cavity 150 may be abutted by a matching stepped shoulder and a matching stepped surface, as long as the sealing valve 153 is prevented from falling from the valve cavity 150.

As described above, in the first position, the sealing valve 153 may close the communication port 151 to prevent the outside leakage of the sewage in the sewage tank 12.

In order to further enhance the sealing performance of the docking mechanism 15, in the present embodiment, the docking mechanism 15 further includes a sealing ring 156, the sealing ring 156 is disposed on the end surface of the communication port 151, and the valve body 1530 is engaged with the sealing ring 156 in the first position, that is, the valve body 1530 presses the sealing ring 156 against the end surface of the communication port 151.

In detail, a seal ring mounting groove 1501 is opened on an end surface of the communication port 151, the seal ring 156 is press-fitted in the seal ring mounting groove 1501 and an upper portion thereof is protruded from the seal ring mounting groove 1501. When the external force applied to the sealing valve 153 is removed, the return spring 154 pushes the sealing valve 153 to move to the first position, and the sealing ring 156 is elastically deformed and pressed between the valve body 1530 and the end surface of the communication port 151 under the radial pressure of the valve body 1530, thereby performing a sealing function.

In addition, in the present embodiment, the opening direction of the docking port 152 of the docking mechanism 15 is located in the axial direction of the wastewater tank 12. With such an arrangement, the opening direction of the interface 152 and the movement direction of the sealing valve 153 are consistent, and the sealing valve 153 may have a straight rod structure, so that the structure is simple and the operation is convenient.

In the prior art, a traditional switch valve is used for controlling the on-off of a sewage discharge port of a sewage tank, the opening direction of a valve port communicated with the sewage tank on the traditional switch valve is consistent with the extending direction of a valve core in a valve cavity, namely the opening direction of the valve port is axial, when the valve core moves towards the valve port, the gap between the valve core and the inner wall of the valve cavity at the valve port is gradually reduced until the valve core and the end face of the valve cavity are sealed, the valve port is blocked, and a waterway channel for sundries in the valve body is small and is easily blocked by sundries.

In the present application, the opening direction of the communication port 151 of the waste water tank 12 is located in the radial direction of the waste water tank 12, and the sealing valve 153 moves along the axial direction of the waste water tank 12, when the sealing valve 153 moves to the second position, the communication port 151 is completely open, so that any impurities smaller than the caliber of the communication port 151 can be smoothly discharged from the waste water tank 12 to the base station, the risk of channel blockage is reduced, the sewage discharge smoothness of the cleaning device is improved, and the use experience of the user is greatly improved.

As described above, the sewage in the sewage tank 12 of the cleaning apparatus is directly discharged into the base station via the docking mechanism 15, but since the sewage contains foreign matters such as floating dust, the foreign matters adhere to the inner wall of the sewage tank 12 during the discharge process and cannot be cleaned.

For this purpose, with continued reference to fig. 4, the receiving chamber of the waste water tank 12 of the present application is further provided with a scraper 16 matching the shape of the inner wall of the waste water tank 12, and the scraper 16 is configured to be moved along the axial direction of the waste water tank 12 by a driving mechanism to scrape off foreign matters from the inner wall of the waste water tank 12.

In detail, in some embodiments, the drive mechanism may include a motor and a transmission mechanism configured to convert rotation of an armature shaft of the motor into linear reciprocating motion of the squeegee 16.

For example, in some embodiments, the transmission mechanism may be a rack and pinion transmission mechanism, wherein a rack is disposed on the inner wall of the waste water tank 12, the scraper 16 is fixed on a gear engaged with the rack, and an armature shaft of the motor drives the gear to reciprocate along the rack, thereby driving the scraper 16 to scrape off foreign matters on the inner wall of the waste water tank 12.

In other embodiments, the transmission mechanism may be a ball screw nut transmission mechanism, a screw of the transmission mechanism is fixed on the inner wall of the sewage tank 12, the scraper 16 is fixed on a nut block engaged with the screw in a threaded manner, an armature shaft of the motor drives the screw to rotate, the scraper 16 moves along with the nut block in the extending direction of the screw, then the scraper 16 is driven to scrape off foreign matters on the inner wall of the sewage tank 12, the motor is adjusted to rotate, the moving direction of the nut block can be changed, and then the scraper 16 can reciprocate along the inner wall of the sewage tank 12.

In the present embodiment, the inner wall of the waste water tank 12 has a cylindrical structure similar to a cylinder, and the scraper 16 matching the cylindrical structure has an annular structure, so that the scraper 16 is always in contact with the inner wall of the waste water tank 12.

Referring to fig. 4 and 5, in the present embodiment, the top of the wastewater tank 12 is further provided with a spray pipe 17, and the spray pipe 17 is configured to spray water toward the inner wall of the wastewater tank 12. The water spray pipe 17 sprays water to the inner wall of the wastewater tank 12 to wash foreign substances on the inner wall.

The spray pipe 17 is disposed around the inner wall of the foul water tank 12, and a plurality of spray holes 170 are formed in the spray pipe 17. The water in the spray pipe 17 can be uniformly sprayed to the inner wall of the sewage tank 12, so that the whole inner wall can be washed without washing blind spots.

Furthermore, the included angle α between the opening direction of the water spraying holes 170 and the inner wall of the sewage tank 12 is between 0 ° and 90 °, and each water spraying hole 170 can spray water in a fan shape, so that the inner wall of the sewage tank 12 can uniformly receive the water to be washed, and the washing is cleaner.

In detail, referring to fig. 5 and 5a, the water spray holes 170 spray water obliquely downward toward the inner wall of the sump 12, and the water spray direction of the water spray holes 170 forms an angle α with the axial direction of the sump 12. The included angle α may be 0 ° to 90 °, and particularly, the water spraying effect is better when the included angle α is in the range of 30 ° to 60 °. It should be noted that the axial direction of the waste water tank 12 refers to a direction in which the waste water tank 12 is directed from the opening thereof to the bottom thereof.

Also, the spout 17 is a circular spout 17 in order to match the inner wall of the waste water tank 12 in this embodiment.

The spray pipe 17 can directly use the clean water in the clean water tank 11 of the cleaning device to clean the sewage tank 12, for example, the spray pipe 17 is communicated with the clean water tank 11 through a water pump and a water pipe.

When the water pump is started, the clean water in the clean water tank 11 is pumped into the spray pipe 17 and then sprayed onto the inner wall of the waste water tank 12 through the spray holes 170. The water pump may be a water pump of a spraying mechanism which is provided by the cleaning equipment and used for pumping the clean water in the clean water tank 11 into the floor brush assembly 13, or a special water pump which is independently configured for the water spray pipe 17.

In this embodiment, the sewage tank 12 of the cleaning device automatically cleans the sewage tank 12 through the scraper 16 and/or the water spray pipe 17 without manually cleaning the sewage tank 12 by a user, thereby bringing great convenience to the user, liberating both hands of the user, and realizing maintenance-free in the true sense. Under the dual action of the scraper 16 and the spray pipe 17, the foreign matters on the inner wall of the sewage tank 12 are cleaned, bacteria are not easy to breed, and the problem that the foreign matters are accumulated in the sewage tank 12 for a long time to cause odor is well solved.

It is understood that the waste water tank 12 may be cleaned by either one of the scraper 16 and the spray pipe 17 or by a combination of both, so as to achieve better cleaning effect.

In order to achieve better self-cleaning effect, the spray pipe 17 is located above the scraper 16, the scraper 16 continuously reciprocates up and down to scrape foreign matters on the inner wall, the spray pipe 17 sprays water on the scraper 16 towards the inner wall of the sewage tank 12 to provide water for the scraper 16 to clean the inner wall, and the foreign matters attached to the scraper 16 and the inner wall of the sewage tank 12 are washed clean, so that the self-cleaning effect is better. Or, in other embodiments, the water spray pipe 17 is arranged in the scraper 16, and the surface of the scraper 16 is provided with water outlets which are correspondingly communicated with the water spray holes of the water spray pipe; alternatively, the inner cavity of the scraper 16 forms a water spray pipe, and the water spray holes are formed on the surface of the scraper 16.

As described above, when the cleaning device is stored in the base station, the sealing valve 153 moves to the second position by external force, the communication port 151 is opened, and the receiving chamber of the waste water tank 12 is in butt communication with the base station, so that the waste water in the waste water tank 12 is discharged to the base station for subsequent treatment.

Referring to fig. 1 and 2, the base station includes a base 20 and a soil inlet 2006 provided on the base 20, when the cleaning device is received on the base station, the docking port 152 of the cleaning device is docked with the soil inlet 2006 of the base station, and the sealing valve 153 is moved to the second position. To facilitate better understanding of the specific structure of the base station, please refer to fig. 6 and fig. 7 together, where 67 is a schematic cross-sectional structure diagram of the base station, and fig. 7 is a schematic explosion structure diagram of the base station.

In detail, a push rod (not shown in the figure) that pushes the sealing valve 153 to move to the second position is provided on the base 20, and the size of the push rod is controlled so as not to affect the communication between the communication port 151 and the soil inlet 2006. Before the base station receives the cleaning device, the push rod extends from a dirt inlet 2006 in the base 20 by a length sufficient to push the sealing valve 153 from the first position to the second position.

Referring to fig. 6 and 7, in the present embodiment, the base station further includes a recovery tank 21 and a flow passage for communicating the dirt inlet 2006 in the base 20 with the recovery tank 21. Further, the base station comprises a fan assembly 22, which fan assembly 22 is configured to create a negative pressure in the recovery tank 21 to draw the sewage in the sewage tank 12 of the cleaning apparatus into the recovery tank 21. For easy understanding, please refer to fig. 8 together, and fig. 8 is a schematic perspective view of the recycling bin.

The recovery tank 21 is opened with a water inlet 210 and an air outlet 211, the circulation passage communicates with the recovery tank 21 through the water inlet 210, and the blower fan assembly 22 is configured to discharge air in the recovery tank 21 to the outside environment through the air outlet 211 so as to form negative pressure in the recovery tank 21. That is, the air inlet 120 of the fan assembly 22 and the air outlet 211 of the recycling bin 21 are communicated through an air duct, and the air outlet of the fan assembly 22 is communicated with the external environment.

The fan assembly 22 is started, air in the recovery tank 21 is discharged to form negative pressure, and due to the communication of the external environment of the sewage tank 12, sewage in the sewage tank 12 is sucked into the recovery tank 21 through the circulation channel under the action of the difference between the internal pressure and the external pressure.

In some embodiments, when the amount of the sewage in the recycling tank 21 reaches a predetermined amount, the user can take out the recycling tank 21 from the base 20 and pour out the water directly from the water inlet 210, or pour out the sewage directly through the water outlet 213 provided on the recycling tank 21, and the water outlet 213 is blocked by a plug when the sewage tank 12 is self-cleaned; alternatively, the upper surface of the recovery tank 21 is at least partially open, and the user can take out the recovery tank 21 from the base 20 and pour out the sewage directly from the open. Wherein the recovery tank 21 can be drawn out from the base station 20, like a drawer.

In other embodiments, the water outlet 213 of the recycling bin 21 is directly connected to the sewage drain through an external pipe, and the sewage in the recycling bin 21 can be directly discharged into the sewage drain through the external pipe, or a water pump can be provided on the external pipe, so that the water pump can discharge the sewage in the recycling bin 21 into the sewage drain.

The water in the recycling tank 21 may not be completely discharged, and the water which is not completely discharged is accumulated in the recycling tank 21, so that bacteria are easy to breed and peculiar smell is generated, and the structure of the recycling tank 21 is limited in the application.

In detail, referring to fig. 6 and 9, the bottom of the recycling bin 21 has a high water receiving area 214 and a low water storage area 215, the high water receiving area 214 is located right below the water inlet 210 of the recycling bin 21, a water outlet 213 is opened at the low water storage area 215, and a guide plate 216 is provided at the bottom of the recycling bin 21, the guide plate 216 being configured to guide water flowing from the high water receiving area 214 into the low water storage area 215. In addition, the flow guiding plate 216 has the function of a reinforcing rib to enhance the strength of the whole recycling bin 21.

In more detail, the high level water receiving area 214 and the low level water storage area 215 are transitionally connected by a first inclined surface 217, an intermediate connection plane 218 and a second inclined surface 219 which are sequentially arranged along the flow direction of the water. Wherein, the middle connection plane 218 is located below the high-level water receiving area 214 and the two are transitionally connected through the first inclined plane 217, and the low-level water storage area 215 is located below the middle connection plane 218 and the two are transitionally connected through the second inclined plane 219.

After the blower assembly 22 is activated, the water entering the recycling bin 21 from the water inlet 210 reaches the high-level water receiving area 214, then flows into the middle connection plane 218 along the first inclined plane 217, continues to flow to the second inclined plane 219, and finally enters the low-level water storage area 215.

With such an arrangement, a height difference exists between the high water receiving area 214 and the low water storage area 215, so that most of water can flow into the low water storage area 215, and the residual water accumulation in the recycling tank 21 is reduced as much as possible.

Of course, the water in the recycling tank 21 can be recycled in addition to being directly discharged into the sewer, and the recycling manner in this embodiment is to flush the rolling brush 131 of the floor brush assembly 13 with the water in the recycling tank 21.

In detail, the base station includes a receiving seat 2000, a washing passage, and a base station water pump 23; wherein the receptacle 2000 is configured to receive the floor brush assembly 13 of the cleaning device, the purge passage is configured to communicate the recovery tank 21 with the receptacle 2000, and the base station water pump 23 is configured to pump water in the recovery tank 21 into the receptacle 2000 through the purge passage to flush the floor brush assembly 13.

As mentioned above, the sewage in the sewage tank 12 is relatively dirty and has poor water quality, and the requirement of flushing the floor brush assembly 13 cannot be met. In order to make the water quality meet the requirement of cleaning the floor brush assembly 13, the sewage from the sewage tank 12 is filtered and purified twice in sequence in this embodiment, wherein the first treatment is to filter out particles in the sewage, and the second treatment is to purify the sewage to improve the water quality.

In detail, the base station further comprises a filtering assembly 24 and a purifying device 25, wherein the filtering assembly 24 is disposed in the circulation channel of the base station to perform a first filtering treatment on the sewage before entering the recycling tank 21, and the purifying device 25 is disposed on the cleaning channel to perform a second purification on the water in the recycling tank 21 before entering the storage seat 2000, so as to further improve the cleanliness thereof.

To further enhance the cleaning of the floor brush assembly 13, in this embodiment, the base station further comprises a shower pipe 26, the shower pipe 26 being disposed on the cleaning channel and configured to spray water from the recovery tank 21 onto the floor brush assembly 13.

In detail, the shower pipe 26 is disposed on the base 20 and extends along the axial direction of the rolling brush 131 of the floor brush assembly 13, the shower pipe 26 is provided with a water inlet, the water inlet is communicated with the recycling box 21 through a cleaning channel, and the shower pipe 26 is further provided with a plurality of spraying holes sequentially arranged along the axial direction of the floor brush assembly 13 at intervals.

Start basic station water pump 23 and fan subassembly 22, sewage in the sewage case 12 gets into the circulation passageway via dirty mouthful 2006 of intaking, filter for the first time by filter assembly 24 in the circulation passageway, filter the interior particulate matter of sewage and form comparatively clean water, then get into collection box 21, go into by basic station water pump 23 pump again and wash in the passageway, obtain more clean water by purifier 25 secondary purification in wasing the passageway, spray to scrubbing brush subassembly 13 via the hole that sprays of shower 26 at last, wash scrubbing brush subassembly 13.

As described above, the base station in the present application includes functional elements such as the base 20, the receptacle, the recovery tank 21, the filter assembly 24, the fan assembly 22, the base station water pump 23, and the purification device 25 for the purpose of recycling the sewage in the sewage tank 12.

In some embodiments, the functional elements may be arranged in relatively independent discrete relation, and then communicated with each other through corresponding pipelines.

For example, the docking port 152 of the docking mechanism 15 is directly docked with or connected to the soil inlet 2006 of the base 20 through a water pipe joint, the soil inlet 2006 of the base 20 is communicated with the water inlet of the filter assembly 24 through a water pipe and/or a water pipe joint, the water outlet of the filter assembly 24 is communicated with the water inlet 210 of the recovery tank 21 through a water pipe and/or a water pipe joint, the air outlet 211 of the recovery tank 21 is communicated with the air inlet of the blower assembly 22 through an air pipe and/or an air pipe joint, the water suction port 212 of the recovery tank 21 is communicated with the inlet of the base station water pump 23 through a water pipe and/or a water pipe joint, and the base station water pump 23 is communicated with the storage seat 2000 through a water pipe and/or a water pipe joint.

It can be understood that, in the above embodiment, the functional elements are arranged scattered, so that the base station occupies a large space, and the placed rooms are messy and disordered, which is very easy to cause bad user experience.

Therefore, in this embodiment, each functional element of the base station is integrally disposed on the base 20, and the structural arrangement is compact and reasonable, the occupied space of the base station is small, and the user experience can be improved to a certain extent.

In detail, referring to fig. 2, in the present embodiment, the base 20 includes an upper base 200 and a lower base 201, the upper base 200 and the lower base 201 cover each other to form a housing chamber 2007, and the recovery tank 21 is housed in the housing chamber 2007, or the recovery tank 21 is housed in the lower base 201.

This basic station is assembled by two parts and forms, and the processing of being convenient for and the clearance of being convenient for accomodate chamber 2007, open dust and foreign matter in upper base 200 and lower base 201 clearance both promptly, again with both lid closed can.

In addition, the roller is rotatably mounted on the recovery box 21, the recovery box 21 is taken out from the storage cavity 2007 or the lower base 201, or the recovery box 21 is put into the storage cavity 2007 or the lower base 201, the recovery box 21 and the lower base 201 are in rolling fit, abrasion caused by direct friction between the two is reduced, and too much force is not required to be applied when the recovery box 21 is pushed or pulled.

In other embodiments, the base 20 is a unitary structure, and the receiving cavity 2007 is formed by casting, machining, injection molding, or other suitable processes based on different materials.

The upper surface of the upper base 200 is provided with a groove matched with the shape of the floor brush assembly 13, the floor brush assembly 13 can be placed in the groove, the floor brush assembly 13 is placed in the groove, that is, the accommodating seat 2000 is formed on the upper base 200.

Referring to fig. 6, the upper base 200 is further provided with a first chamber 2001, a second chamber 2002, a third chamber 2003 and a fourth chamber 2004 which are independent from each other, and the four chambers are independent regions and do not affect each other. Wherein the sewage inlet 2006 butted with the butting port 152 of the butting mechanism 15 is communicated with the first chamber 2001, the first chamber 2001 is communicated with the second chamber 2002, the filter assembly 24 is arranged in the second chamber 2002, and the second chamber 2002 is communicated with the recovery tank 21; the fan assembly 22 is disposed within the third chamber 2003, the third chamber 2003 being in communication with the recovery tank 21 and with the external environment; the base station water pump 23 is arranged in the fourth chamber 2004, the fourth chamber 2004 is communicated with the recovery tank 21 through a purification device 25, the purification device 25 is communicated with the water inlet of the base station water pump 23 through a water pipe, and the water outlet of the base station water pump 23 is communicated with the water inlet of the spray pipe 26 through a pipeline penetrating through the upper base 200.

The fan assembly 22 is started, negative pressure is formed in the recovery tank 21, sewage in the sewage tank 12 enters the first chamber 2001 through the sewage inlet 2006 and then enters the second chamber 2002, and the sewage is filtered by the filtering assembly 24 in the second chamber 2002 and then enters the recovery tank 21; meanwhile or after the water level in the recovery tank 21 reaches a preset value, the base station water pump 23 is started, water in the recovery tank 21 is purified by the purifying device 25 and then pumped into the spraying pipe 26, and is sprayed onto the floor brush assembly 13 through the spraying holes to clean the floor brush assembly 13.

Further, the first chamber 2001, the second chamber 2002, the third chamber 2003 and the fourth chamber 2004 are located on one side of the receptacle 2000, the second chamber 2002 and the third chamber 2003 are arranged side by side, the first chamber 2001 and the fourth chamber 2004 are combined and then arranged side by side between the second chamber 2002 and the third chamber 2003, and the direction of arrangement of the second chamber 2002 and the third chamber 2003 is perpendicular to the direction of arrangement of the first chamber 2001 and the fourth chamber 2004. The base 200 is formed in an L-shaped structure in which the receptacle 2000 is provided at a horizontal portion thereof and four chambers are provided at a vertical portion thereof, and in some embodiments, the first chamber 2001, the second chamber 2002, the third chamber 2003 and the fourth chamber 2004 are higher than the receptacle 2000.

With continued reference to fig. in this embodiment, a shower accommodating cavity 2005 is also formed on the upper base 200, the shower 26 is placed in the shower accommodating cavity 2005, and a water spraying hole communicated with the spraying hole of the shower 26 is also formed at a corresponding position of the upper base 200.

The base water pump is started, and the water in the recycling tank 21 is purified by the purifying device 25 and then pumped into the spraying pipe 26, and then is sprayed onto the floor brush assembly 13 through the water spraying holes on the storage seat 2000.

For better understanding, the self-cleaning method of the cleaning system is explained in detail below in connection with several application scenarios.

Application scenario one

The cleaning equipment is stored in a base station, when no sewage exists in a sewage tank 12 of the base station, a motor of the cleaning equipment is started to drive a rolling brush 131 of a ground brush assembly 13 to rotate, a water pump of the cleaning equipment is started at the same time, clean water in a clean water tank 11 of the cleaning equipment is pumped into a spraying mechanism to clean the rolling brush 131, a fan assembly 22 of the base station is started at the same time or after waiting for a period of time, the sewage generated by cleaning the rolling brush 131 is sucked into a recovery tank 21, a water pump 23 of the base station is started at the same time or after a period of time, water in the recovery tank 21 is purified and then pumped into a spraying pipe 26 to be sprayed onto the rolling brush 131 to clean the rolling brush 131, the water pump of the cleaning equipment is closed, the clean water in the clean water tank 11 is pumped into the rolling brush 131, and the rolling brush 131 is cleaned in a circulating manner until the rolling brush 131 is cleaned and the motor of the cleaning equipment, the fan assembly 22 of the base station and the water pump 23 of the base station are closed.

Application scenario two

When the cleaning device is stored in the base station and sewage is stored in the sewage tank 12, the sewage is obtained by sucking the sewage generated by cleaning the ground by the cleaning device into the sewage tank 12, and/or when the cleaning device automatically cleans the sewage tank 12, the water spray pipe 17 washes the inner wall of the sewage tank 12 by using clean water in the clean water tank 11.

Firstly, a motor of the cleaning device is started to drive a rolling brush 131 of a ground brush assembly 13 to rotate, meanwhile, a fan assembly 22 of a base station is started to suck sewage in a sewage tank 12 into a recovery tank 21, meanwhile, or after waiting for a period of time, a water pump 23 of the base station is started, water in the recovery tank 21 is purified and then pumped into a spraying pipe 26 to be sprayed onto the rolling brush 131 to clean the rolling brush 131, and the rolling brush 131 is cleaned in a circulating mode until the fan assembly 22 of the base station and the water pump 23 of the base station are closed after the rolling brush 131 is cleaned.

Application scenario three

For ease of understanding, the self-cleaning logic of the cleaning system is described in detail below with reference to Table 1, taking a specific self-cleaning cycle as an example.

TABLE 1

Wherein, ON represents power-ON and OFF represents power-OFF.

For a first period of time, e.g., 0-120 seconds, the floor brush motor is operated to keep the roller brush 131 in the floor brush assembly 13 in a rotating state to facilitate self-cleaning of the roller brush 131.

For a second period of time, e.g. 0-10 seconds, the base station fan assembly 22 is operated to provide suction to draw the dirt in the waste tank 12 (the whole machine is working to clean the floor, the recycled waste) into the recovery tank 21 of the base station.

And in a third time period, such as 10-25 seconds, the base station fan assembly 22 is closed, the base station water pump 23 is started, the water in the recovery tank 21 is pumped into the water spraying device, the water is sprayed by the water spraying device, and the rolling brush 131 is cleaned, so that the water is recycled.

And in a fourth time period, such as 0-25 seconds, simultaneously, the water pump of the whole machine works to pump the water in the clear water tank 11 to the rolling brush 131 to clean the rolling brush 131, wherein the fourth time period is the sum of the second time period and the third time period.

And in the fifth time period, such as 25-30 seconds, the base station water pump 23 and the whole machine water pump are closed, the main motor of the whole machine is started, the sewage near the rolling brush 131 of the floor brush assembly 13 is pumped into the sewage tank 12, the sewage recovery is realized, and the sewage tank 12 is flushed.

For a sixth time period, for example, 30 to 40 seconds, the fan assembly 22 of the base station is started, the main motor of the complete machine is turned off, and the dirt in the sewage tank 12 (the sewage of the cleaning rolling brush 131 which has just been recycled) is pumped into the recovery tank 21.

And in the seventh time period, such as 30-55 seconds, starting the whole machine water pump to wash the rolling brush 131.

And in the eighth time period, such as 40-55 seconds, starting the water pump 23 of the base station, closing the fan assembly 22 of the base station, pumping the water in the recovery tank 21 into the spray pipe 26, spraying water by the spray pipe 26, and cleaning the rolling brush 131.

And in the ninth time period, such as 55-120 seconds, the base station water pump 23 is turned off, the whole machine water pump is turned off, the main motor of the whole machine is started, the sewage near the rolling brush 131 of the floor brush assembly 13 is pumped into the sewage tank 12 again, the sewage recovery is realized, and the sewage tank 12 is flushed.

In the tenth time period, such as 120-.

It should be noted that, for the sake of understanding, the working conditions of the functional elements of the cleaning system in different time periods in the third application scenario are listed with 130 seconds as a self-cleaning period, and it can be understood that the actual duration of the self-cleaning period of the cleaning system and the duration of the working of the functional elements in the period can be adaptively adjusted by those skilled in the art according to the actual scenario.

The cleaning system can automatically clean the sewage tank and the round brush, and the sewage in the sewage tank is recycled, and the round brush is used for flushing after the sewage is filtered and purified, so that the automation level of the cleaning system is improved, the use experience of a user is improved, the utilization rate of water resources is increased, and the water resources are saved.

Having described embodiments of the present invention, the foregoing description is intended to be exemplary, not exhaustive, and not limited to the embodiments disclosed. Many modifications and variations will be apparent to those of ordinary skill in the art without departing from the scope and spirit of the described embodiments. The terminology used herein is chosen in order to best explain the principles of the embodiments, the practical application, or improvements made to the technology in the marketplace, or to enable others of ordinary skill in the art to understand the embodiments disclosed herein. The scope of the invention is defined by the appended claims.

Claims

1. A cleaning apparatus, comprising:

the sewage tank (12), the sewage tank (12) has a hollow cavity; a docking mechanism (15) is also arranged on the sewage tank (12); the docking mechanism (15) comprises a valve cavity (150) extending along the axial direction of the sewage tank (12), and a sealing valve (153) pre-pressed in the valve cavity (150);

the valve cavity (150) is provided with a butt joint port (152) for butt joint with a base station and a communication port (151) communicated with the containing cavity of the sewage tank (12), and the opening direction of the communication port (151) is positioned in the radial direction of the sewage tank (12); the sealing valve (153) having a first position and a second position and being configured to move between the first position and the second position;

when the sealing valve (153) is located at the first position, the communication opening (151) is closed;

when the sealing valve (153) is moved to a second position in the axial direction of the dirty water tank (12), the sealing valve (153) opens the communication port (151).

2. The cleaning apparatus of claim 1, wherein the sealing valve (153) comprises a valve body (1530) and a stem lifter (1531) extending from the valve body (1530), the stem lifter (1531) protruding from the interface (152) of the valve cavity (150) and configured to move the valve body (1530) along the valve cavity (150) to the second position when the stem lifter (1531) is subjected to an external force.

3. The cleaning apparatus according to claim 2, wherein a seal ring (156) for fitting with a valve body (1530) is provided on an end surface of the communication port (151).

4. Cleaning apparatus according to claim 1, characterized in that the opening direction of the docking opening (152) is in the axial direction of the waste water tank (12).

5. The cleaning device as claimed in claim 1, characterized in that a scraper (16) matched with the shape of the inner wall of the sewage tank (12) is also arranged in the cavity of the sewage tank (12); the scraper (16) is configured to be moved in the axial direction of the wastewater tank (12) by a drive mechanism to scrape off foreign matter on the inner wall of the wastewater tank (12).

6. The cleaning apparatus according to claim 1, wherein a water spray pipe (17) is further provided at the top of the wastewater tank (12), the water spray pipe (17) being configured to spray water toward the inner wall of the wastewater tank (12).

7. The cleaning apparatus according to claim 6, wherein the spout pipe (17) is provided around the inner wall of the sump (12), and a plurality of spout holes (170) are provided on the spout pipe (17).

8. The cleaning apparatus according to claim 7, wherein the direction of the opening of the water spray holes (170) is at an angle of 0 to 90 ° to the inner wall of the waste water tank (12).

9. A cleaning system comprising a cleaning device according to any of claims 1 to 8, further comprising a base station configured to receive the cleaning device.

10. The cleaning system of claim 9, wherein the base station includes a base (20), and a soil inlet (2006) disposed on the base (20), when the cleaning appliance is received on the base station, the docking port (152) of the cleaning appliance docks with the soil inlet (2006) of the base station, and the sealing valve (153) moves to the second position.

11. The cleaning system according to claim 10, wherein the base station further comprises a recovery tank (21), and a flow passage communicating the soil inlet (2006) and the recovery tank (21); also included is a fan assembly (22), the fan assembly (22) being configured to create a negative pressure within the recovery tank (21) to draw the waste water in the cleaning apparatus waste tank (12) into the recovery tank (21).

12. The cleaning system of claim 11, wherein a filter assembly (24) is provided in the flow channel, the filter assembly (24) being configured for filtering particulate matter in sewage.

13. The cleaning system according to claim 11, wherein the recycling bin (21) is provided with a water inlet (210), the bottom surface of the recycling bin (21) is provided with a low-level water storage area (215), and a baffle (216) is arranged between the low-level water storage area (215) and the water inlet (210), and the sewage bypasses the baffle (216) and flows into the low-level water storage area (215) after passing through the water inlet (210) to the recycling bin (21).

14. The cleaning system according to claim 13, characterized in that the cleaning device further comprises a floor brush assembly (13), the base station being provided with a receptacle (2000) for receiving the floor brush assembly (13); still including the intercommunication collection box (21) and hold the washing passageway of seat (2000), water in collection box (21) is through after basic station water pump (23) pump water goes out the washing passageway to the scrubbing brush subassembly (13) that are located on holding seat (2000) wash.

15. The cleaning system according to claim 14, further comprising a purification device (25) in the wash channel, the purification device (25) being configured for purifying water of the recovery tank (21) into the containment seat (2000).