CN216962361U - Water tank and clean basic station - Google Patents

Abstract

The application provides a water tank and a cleaning base station, wherein the water tank comprises a sewage tank, a clean water tank arranged in the sewage tank and a water tank cover arranged on the sewage tank, and the sewage tank is respectively provided with a water inlet and an air suction port; and the one-way valve is communicated with the clean water tank at one end and the sewage tank at the other end. The one-way valve can allow the gas in the clean water tank to enter the sewage tank, and the gas in the sewage tank cannot enter the clean water tank. When the water inlet passes through the pipeline to be connected with cleaning machines people, when extraction opening and outside air exhaust equipment are connected and bleed, the in-process of sewage incasement portion negative pressure that forms gradually, gas in the clear water case passes through the check valve and gets into in the sewage case to can keep the pressure in the clear water case the same with the pressure in the sewage case, there is not the internal and external pressure difference in the clear water case promptly, the clear water case can not expand because of the pressure difference, just can not extrude the liquid in the sewage case, can not lead to the fact the influence to the water level in the sewage case, help improving the detection precision of water level detection device to the water level in the sewage case.

Description

Water tank and clean basic station

Technical Field

The application belongs to the technical field of cleaning equipment, and more specifically relates to a water tank and use clean basic station of this water tank.

Background

At present, in order to improve the cleaning efficiency of the cleaning robot, a cleaning base station is generally configured to implement a cleaning process of the cleaning robot.

The cleaning base station is provided with a clean water tank and a sewage tank, wherein the sewage tank is communicated with a water storage tank in the cleaning robot, and the sewage tank is vacuumized to form negative pressure so as to suck water in the water storage tank into the sewage tank. However, the clean water tank is typically housed in the dirty water tank, and to reduce the footprint, the clean water tank is typically made of a flexible deformable material. When the sewage tank is vacuumized, negative pressure is formed in the sewage tank, and at the moment, the pressure in the clean water tank is greater than the pressure outside the clean water tank, namely, the clean water tank has internal and external pressure difference. Under the action of the difference between the internal pressure and the external pressure, the clean water tank expands and extrudes sewage in the sewage tank, and the water level in the sewage tank rises, so that a water level detection device arranged in the sewage tank has large error and poor accuracy in detecting the water level.

SUMMERY OF THE UTILITY MODEL

An object of the embodiment of this application is to provide a water tank and clean basic station to solve exist among the correlation technique: when the sewage tank sucks sewage through negative pressure, the clean water tank expands due to the difference of internal pressure and external pressure, so that the detection error of a water level detection device in the sewage tank on the water level is large, and the accuracy is low.

In order to achieve the above purpose, the embodiment of the present application adopts the following technical solutions:

on the one hand, the utility model provides a water tank, including the sewage case that has the holding chamber, the clear water case of being made by flexible deformation material and install in on the sewage case and seal the tank lid of holding chamber, the clear water case install in the holding chamber, water inlet and extraction opening have been seted up respectively on the sewage case, water inlet and extraction opening respectively with holding chamber intercommunication, its characterized in that: the water tank also comprises a one-way valve which is used for allowing the gas in the clean water tank to flow into the accommodating cavity, one end of the one-way valve is communicated with the clean water tank, and the other end of the one-way valve is communicated with the accommodating cavity.

In one embodiment, the clean water tank comprises a water tank body and a connecting assembly arranged on the water tank body, and the water tank cover is provided with an installation assembly detachably connected with the connecting assembly.

This structure is connected through dismantling of coupling assembling and installation component to be convenient for to the dismouting of clean water tank and tank lid.

In one embodiment, the connecting assembly comprises a first connecting piece arranged at one end of the water tank body and a second connecting piece arranged at the other end of the water tank body, and the first connecting piece and the second connecting piece are respectively communicated with the water tank body; the mounting assembly comprises a first mounting piece connected with the first connecting piece and a second mounting piece connected with the second connecting piece, and the first connecting piece is provided with a connecting pipe which is communicated with the one-way valve and the clean water tank.

In the structure, the first connecting piece can discharge the gas in the clean water tank into the sewage tank through the one-way valve through the connecting pipe; the second connecting piece can be connected with the pipeline and then clean water is injected into the clean water tank. Moreover, through the connection of first connecting piece and first installed part, the connection of second connecting piece and second installed part helps improving the stability of being connected of clear water tank and tank lid.

In one embodiment, a first buckle is installed on an outer side wall of the first connecting piece, and a first clamping hole which is matched and clamped with the first buckle is correspondingly formed in the first installation piece.

This structure, through the cooperation in first buckle and first card hole, easy dismounting between first connecting piece and the first installed part is swift.

In one embodiment, the outer side wall of the first connecting piece is further provided with a first clamping strip arranged at an interval with the first buckle, and the first mounting piece is correspondingly provided with a first clamping groove in matched and spliced connection with the first clamping strip.

The structure can further increase the connection strength of the first connecting piece and the first mounting piece; on the other hand, play directional guide effect, improve the counterpoint precision and the efficiency of first connecting piece and first installed part.

In one embodiment, the first mounting member is provided with a groove for the connecting pipe to extend into.

According to the structure, on one hand, the groove can play a role in positioning and mounting the connecting pipe; on the other hand, the groove can also play a role in avoiding the connecting pipe.

In one embodiment, the one-way valve is mounted on the connecting pipe, and the distance between the one-way valve and the bottom of the accommodating chamber is greater than the maximum water level height of the sewage tank.

By the structure, the situation that the water level in the sewage tank exceeds the one-way valve, so that gas in the clean water tank cannot be discharged into the sewage tank can be avoided.

In an embodiment, the sewage tank is further provided with a clean water connector, the clean water connector is respectively arranged at intervals with the water inlet and the air exhaust port, and the tank cover is provided with a clean water channel for communicating the clean water tank with the clean water connector.

This structure is convenient for communicate clear water tank and outside water source through clear water connector and clear water passageway to the convenience is to water injection in the clear water tank.

In one embodiment, the water tank further includes a packing that fills a gap between the sump tank and the tank cover.

This structure can improve the whole sealing performance of water tank through the sealing washer.

In another aspect, a cleaning base station is provided, which includes the water tank provided in any of the above embodiments, a water level detection device installed in the sewage tank, and a base station body supporting a cleaning robot, wherein the water tank is installed in the base station body.

The beneficial effect of water tank and clean basic station that this application embodiment provided is as follows: the clean water tank is communicated with the accommodating cavity through the one-way valve, gas in the clean water tank can enter the sewage tank, and gas in the sewage tank cannot enter the clean water tank. When the water inlet passes through the pipeline to be connected with cleaning machines people, when extraction opening and outside air exhaust equipment are connected and bleed, the in-process of sewage incasement portion negative pressure that forms gradually, gas in the clear water case passes through the check valve and gets into in the sewage case to can keep the pressure in the clear water case the same with the pressure in the sewage case, there is not the internal and external pressure difference in the clear water case promptly, the clear water case can not expand because of the pressure difference, just can not extrude the liquid in the sewage case, can not lead to the fact the influence to the water level in the sewage case, help improving the detection precision of water level detection device to the water level in the sewage case. The clean basic station of adopting above-mentioned water tank can carry out real-time supervision to the water level in the sewage case, and the water level does not receive clean water tank's influence, helps improving water level detection device's detection precision.

Drawings

In order to more clearly illustrate the technical solutions in the embodiments of the present application, the drawings needed to be used in the embodiments or exemplary technical descriptions will be briefly described below, and it is obvious that the drawings in the following description are only some embodiments of the present application, and it is obvious for those skilled in the art to obtain other drawings without creative efforts.

Fig. 1 is an exploded schematic view of a front view of a cleaning base station according to an embodiment of the present disclosure;

FIG. 2 is a schematic structural diagram of a water tank provided in an embodiment of the present application;

FIG. 3 is an exploded schematic view of a front view of a water tank provided by an embodiment of the present application;

FIG. 4 is a schematic cross-sectional view of a front view of a water tank provided by an embodiment of the present application;

FIG. 5 is an enlarged schematic view at A in FIG. 4;

FIG. 6 is an enlarged schematic view at B in FIG. 4;

FIG. 7 is a front view of the clean water tank and the one-way valve according to the embodiment of the present application;

FIG. 8 is a schematic structural diagram of a clear water tank provided in an embodiment of the present application;

fig. 9 is a schematic structural diagram of a first connecting element according to an embodiment of the present disclosure;

FIG. 10 is a schematic structural diagram of a second connecting member according to an embodiment of the present disclosure;

FIG. 11 is a schematic structural diagram of a connection of a tank lid, a first connecting member, a second connecting member and a check valve according to an embodiment of the present disclosure;

FIG. 12 is a schematic structural view of a first connector, a first mounting member and a one-way valve connection provided in accordance with an embodiment of the present disclosure;

fig. 13 is a schematic structural diagram of a connection between a second connecting member and a second mounting member according to an embodiment of the present application.

Wherein, in the drawings, the reference numerals are mainly as follows:

100. a water tank;

1. a sewage tank; 10. an accommodating chamber; 11. locking; 12. a water inlet; 13. an air extraction opening; 14. an extension portion; 15. a clean water connector; 16. a functional connector;

2. a clear water tank; 21. a water tank body; 211. a first mounting conduit; 212. a second mounting conduit; 22. a connection assembly; 221. a first connecting member; 2211. a first buckle; 2212. a first clip strip; 2213. a first flanging; 222. a second connecting member; 2221. a second buckle; 2222. a second card strip; 2223. second flanging; 223. a connecting pipe; 23. a water pump; 24. a water pipe;

3. a water tank cover; 31. inserting plates; 310. a jack; 32. a handle; 33. mounting the component; 331. a first mounting member; 3310. a first card hole; 3311. a first card slot; 3312. a groove; 332. a second mount; 3320. a second chucking hole; 3321. a second card slot; 34. a clear water channel; 35. a first water nozzle; 36. a second water nozzle;

4. a one-way valve; 5. a seal ring; 6. a base station body; 61. and a cover plate.

Detailed Description

In order to make the technical problems, technical solutions and advantageous effects to be solved by the present application clearer, the present application is further described in detail below with reference to the accompanying drawings and embodiments. It should be understood that the specific embodiments described herein are merely illustrative of the present application and are not intended to limit the present application.

It will be understood that when an element is referred to as being "secured to" or "disposed on" another element, it can be directly on the other element or be indirectly on the other element. When an element is referred to as being "connected to" another element, it can be directly connected to the other element or be indirectly connected to the other element.

Furthermore, the terms "first", "second" and "first" are used for descriptive purposes only and are not to be construed as indicating or implying relative importance or implicitly indicating the number of technical features indicated. Thus, a feature defined as "first" or "second" may explicitly or implicitly include one or more of that feature. In the description of the present application, "a plurality" means two or more unless specifically limited otherwise. The meaning of "a number" is one or more unless specifically limited otherwise.

In the description of the present application, it is to be understood that the terms "center," "length," "width," "thickness," "upper," "lower," "front," "rear," "left," "right," "vertical," "horizontal," "top," "bottom," "inner," "outer," and the like are used in the orientations and positional relationships indicated in the drawings, which are based on the orientations and positional relationships indicated in the drawings, and are used merely for convenience in describing the present application and to simplify the description, but do not indicate or imply that the device or element being referred to must have a particular orientation, be constructed and operated in a particular orientation, and therefore should not be construed as limiting the present application.

In the description of the present application, it is to be noted that, unless otherwise explicitly specified or limited, the terms "mounted," "connected," and "connected" are to be construed broadly, e.g., as meaning either a fixed connection, a removable connection, or an integral connection; can be mechanically or electrically connected; they may be directly connected or indirectly connected through intervening media, or may be connected through the use of two elements or the interaction of two elements. The specific meaning of the above terms in the present application can be understood by those of ordinary skill in the art as appropriate.

Reference throughout this specification to "one embodiment" or "an embodiment" means that a particular feature, structure, or characteristic described in connection with the embodiment is included in at least one embodiment of the present application. Thus, the appearances of the phrases "in one embodiment" or "in some embodiments" in various places throughout this specification are not necessarily all referring to the same embodiment. Furthermore, the particular features, structures, or characteristics may be combined in any suitable manner in one or more embodiments.

Referring to fig. 1 to 3, a water tank 100 according to an embodiment of the present disclosure will now be described. The water tank 100 includes a sewage tank 1, a clean water tank 2, and a tank cover 3. The sewage tank 1 has an accommodating chamber 10, and the top of the sewage tank 1 is an open end. The clean water tank 2 may be made of a flexible material, for example, the clean water tank 2 may be a plastic bag or a nylon bag, etc., which is not limited herein. The clean water tank 2 may be installed in the accommodating chamber 10, so that the volume of the accommodating chamber 10 occupied by the clean water tank 2 may be reduced. The tank cover 3 may be mounted on the wastewater tank 1, specifically, on the top of the wastewater tank 1, so that the open end of the wastewater tank 1 may be covered to seal the accommodation chamber 10.

Referring to fig. 3, a plurality of insertion plates 31 are arranged on the outer side wall of the water tank cover 3 in an annular array, and each insertion plate 31 is provided with an insertion hole 310; correspondingly, the latch 11 is installed at the position of the outer edge of the top of the sewage tank 1 corresponding to each insertion plate 31. The plurality of inserting plates 31 can be inserted into the corresponding lock catches 11, and each lock catch 11 is matched and clamped with the corresponding inserting hole 310, so that the water tank cover 3 and the sewage tank 1 are fixedly connected, and the water tank cover 3 and the sewage tank 1 can be detachably connected.

Referring to fig. 3, a handle 32 is disposed at a middle position of the top of the tank cover 3, so that an operator can lift the water tank 100 through the handle 32, and the water tank is convenient to carry.

Referring to fig. 2, the sewage tank 1 is provided with a water inlet 12 and an air pumping port 13, and the water inlet 12 and the air pumping port 13 are respectively communicated with the accommodating chamber 10. Specifically, an extension part 14 protrudes outward from the right side of the top of the sewage tank 1, and the water inlet 12 and the suction port 13 are opened on the extension part 14, respectively, so as to facilitate connection with external equipment through pipes. For example, the water inlet 12 may be connected to a water storage tank of the cleaning robot through a pipe, and the suction port 13 may be connected to a suction device through a pipe. When the air extraction equipment extracts air, air in the sewage tank 1 is extracted, and negative pressure is formed in the sewage tank 1. Under negative pressure, the sewage in the storage tank can be sucked into the sewage tank 1 through the pipeline and the water inlet 12.

Referring to fig. 7, the water tank 100 further includes a check valve 4 for allowing the gas in the clean water tank 2 to flow into the accommodating chamber 10, one end of the check valve 4 is communicated with the clean water tank 2, and the other end of the check valve 4 is communicated with the accommodating chamber 10. Specifically, the check valve 4 may be a valve body sold or used in the market, and the specific structure thereof is not described herein. The non-return valve 4 only allows the gas in the clean water tank 2 to enter the sewage tank 1, but does not allow the gas in the sewage tank 1 to enter the clean water tank 2, does not allow the liquid in the clean water tank 2 to enter the sewage tank 1, and does not allow the liquid in the sewage tank 1 to enter the clean water tank 2. The structure can ensure that the clear water tank 2 has no internal and external pressure difference and no expansion or contraction through the one-way valve 4.

With the structure, the clean water tank 2 is communicated with the accommodating chamber 10 through the one-way valve 4, air in the clean water tank 2 can enter the sewage tank 1, and air in the sewage tank 1 cannot enter the clean water tank 2. When the water inlet 12 is connected with the cleaning robot through a pipeline, the air exhaust port 13 is connected with external air exhaust equipment and exhausts air, and negative pressure is gradually formed in the sewage tank 1, air in the clean water tank 2 enters the sewage tank 1 through the check valve 4, so that the pressure in the clean water tank 2 can be kept the same as the pressure in the sewage tank 1, namely, the clean water tank 2 does not have internal and external pressure difference, the clean water tank 2 cannot expand due to the pressure difference, liquid in the sewage tank 1 cannot be extruded, the water level in the sewage tank 1 cannot be influenced, and the detection precision of the water level in the sewage tank 1 by the water level detection device is improved.

In an embodiment, referring to fig. 7, 8 and 11, as a specific implementation of the water tank 100 provided in the embodiment of the present application, the clean water tank 2 includes a tank body 21 and a connecting assembly 22 installed on the tank body 21, and the tank cover 3 is installed with a mounting assembly 33 detachably connected to the connecting assembly 22. Specifically, the connection assembly 22 may be mounted on the top of the tank body 21, and the mounting assembly 33 may be mounted on the bottom of the tank cover 3. This structure, through the removable connection of coupling assembling 22 with installation component 33 to be convenient for the dismouting to clear water tank 2 and tank lid 3.

In an embodiment, referring to fig. 7, 8 and 11, as an embodiment of the water tank 100 provided in the present application, the connection assembly 22 includes a first connection member 221 installed at one end of the water tank body 21 and a second connection member 222 installed at the other end of the water tank body 21, and the first connection member 221 and the second connection member 222 are respectively communicated with the water tank body 21; the mounting assembly 33 includes a first mounting part 331 connected to the first connecting part 221 and a second mounting part 332 connected to the second connecting part 222, and the first connecting part 221 is mounted with a connecting pipe 223 communicating the check valve 4 with the clean water tank 2. Specifically, a first installation duct 211 extends upward from the left side of the top of the tank body 21, a second installation duct 212 extends upward from the right side of the top of the tank body 21, and the first installation duct 211 and the second installation duct 212 are respectively communicated with the inside of the clean water tank 2. The first connecting member 221 and the second connecting member 222 may be substantially tubular structures, the first connecting member 221 may be fixed on the first installation conduit 211 in a sleeved manner, and the second connecting member 222 may be fixed on the second installation conduit 212 in a sleeved manner. A first mounting part 331 is installed at the left side of the bottom of the water tank cover 3, and the first mounting part 331 is arranged opposite to the first connecting part 221; the right side of the bottom of the water tank cover 3 is provided with a second mounting part 332, the second mounting part 332 is opposite to the second connection part, and the first mounting part 331 and the second mounting part 332 can both be cylindrical tubular structures. Wherein, the diameter of the first connection member 221 may be larger than that of the second connection member 222; correspondingly, the diameter of the first mounting element 331 is larger than the diameter of the second mounting element 332. The first connector 221 may be used for drainage and the second connector 222 may be used for injection. When water injection and water discharge are simultaneously performed, since the water injection amount is smaller than the water discharge amount, it is possible to ensure that the water amount in the clean water tank 2 is not sufficient to fill. With this structure, by installing the first connector 221 and the second connector 222 on the tank body 21, respectively, the first connector 221 can discharge the gas in the clean water tank 2 into the wastewater tank 1 through the check valve 4 via the connection pipe 223; the second connection 222 can be connected to a pipeline and then the clean water tank 2 is filled with clean water. Moreover, the connection between the second connecting member 222 and the second mounting member 332 through the connection between the first connecting member 221 and the first mounting member 331 helps to improve the connection stability between the clean water tank 2 and the tank cover 3.

In one embodiment, referring to fig. 7 and 8, one end of the connection pipe 223 is connected to the first connection part 221, the other end of the connection pipe 223 extends out of the first connection part 221, and one end of the check valve 4 is connected to one end of the connection pipe 223 extending out of the first connection part 221 in an opposite insertion manner. The axial direction of the connection pipe 223 is perpendicular to the length direction of the first connection member 221, facilitating the connection of the check valve 4 with the connection pipe 223. The connection tube 223 and the check valve 4 are detachably connected, such as a threaded connection, a snap-fit connection, etc., and are not limited herein.

In some embodiments, the check valve 4 may also be installed and fixed in the waste water tank 1, and the air inlet end of the check valve 4 may be directly communicated with the first connector 221 through a conduit; alternatively, the check valve 4 is communicated with the connection pipe 223 through a pipe; the air outlet end of the one-way valve 4 is communicated with the accommodating chamber 10. Of course, the installation position of the check valve 4 can also be adjusted according to actual needs, and is not limited herein.

In some embodiments, the first connector 221 is detachably connected to the first installation conduit 211, and the second connector 222 is detachably connected to the second installation conduit 212. In the embodiment of the present application, the first connecting member 221 and the first installation conduit 211 can be fixed by gluing, and the second connecting member 222 and the second installation conduit 212 can also be fixed by gluing. In some embodiments, the first connector 221 and the first mounting conduit 211 may be threadably connected. For example, the first installation guide pipe 211 has an inner circumferential surface provided with an internal thread, and the first connection member 221 has an outer circumferential surface provided with an external thread screwed with the internal thread. Alternatively, an external thread is provided on an outer circumferential surface of the first installation duct 211, and an internal thread screwed with the external thread is provided on an inner circumferential surface of the first connection member 221. Similarly, the second connector 222 and the second mounting tube 212 may be threaded as described above. Of course, in other embodiments, the first connecting member 221 and the first mounting member 331, and the second connecting member 222 and the second mounting member 332 may be connected and fixed by other structures, which are not limited herein.

In some embodiments, the connecting component 22 and the mounting component 33 can also be a combination of snap-fit and snap-fit structures. For example, the connecting component 22 may be a plurality of fasteners installed on the outer edge of the top of the water tank body 21, the installing component 33 may be a plurality of slots opened on the bottom of the water tank cover 3, the plurality of fasteners and the plurality of slots are aligned, and each fastener and the corresponding slot can be engaged. Alternatively, the connecting members 22 may be a plurality of slots formed on the outer edge of the top of the tank body 21, and the mounting members 33 may be a plurality of hooks mounted on the bottom of the tank cover 3. Of course, in other embodiments, the connecting assembly 22 and the mounting assembly 33 may be other connecting structures, and are not limited herein.

In an embodiment, referring to fig. 9 and 12, as a specific implementation of the water tank 100 provided in the embodiment of the present application, a first buckle 2211 is installed on an outer side wall of the first connecting member 221, and a first fastening hole 3310 for engaging with the first buckle 2211 is correspondingly formed on the first mounting member 331. Specifically, a plurality of first fasteners 2211 are mounted on the outer circumferential surface of the cylindrical body of the first connecting member 221 in an annular array; correspondingly, the first mounting member 331 has a plurality of first engaging holes 3310 formed in an annular array on a sidewall of the cylinder body. The first fasteners 2211 and the first fastening holes 3310 cooperate to improve the stability of the connection between the first connecting element 221 and the first mounting element 331. With the structure, the first connecting member 221 and the first mounting member 331 can be conveniently and quickly assembled and disassembled by the cooperation of the first buckle 2211 and the first clamping hole 3310.

In an embodiment, please refer to fig. 9 and 12, as a specific implementation manner of the water tank 100 provided in the embodiment of the present application, a first clamping strip 2212 spaced from the first buckle 2211 is further installed on an outer side wall of the first connecting piece 221, and a first clamping slot 3311 matched and inserted with the first clamping strip 2212 is correspondingly formed on the first mounting piece 331. Specifically, the length direction of the first card bar 2212 is arranged along the axial direction of the first connector 221; correspondingly, the length direction of the first card slot 3311 is arranged along the axial direction of the first mounting member 331. With this structure, by inserting the first card strip 2212 into the first card slot 3311, on one hand, the connection strength between the first connecting element 221 and the first mounting element 331 can be further increased; on the other hand, the positioning guide function is achieved, and the positioning accuracy and efficiency of the first connecting piece 221 and the first mounting piece 331 are improved.

The number of the first card strips 2212 and the number of the first card slots 3311 may be multiple, and the number of the first card strips 2212 is equal to the number of the first card slots 3311; a first clamping strip 2212 is arranged between two adjacent first buckles 2211, and a first clamping groove 3311 is arranged between two adjacent first clamping holes 3310. With this structure, the connection strength and the alignment accuracy between the first connecting member 221 and the first mounting member 331 can be further improved by the cooperation of the first clamping strips 2212 and the first clamping grooves 3311. The plurality of first buckles 2211 and the plurality of first clamping strips 2212 are alternately distributed, and the plurality of first clamping holes 3310 and the plurality of first clamping grooves 3311 are alternately distributed, so that the bonding strength between the first connecting piece 221 and the first mounting piece 331 can also be improved.

In one embodiment, referring to fig. 9 and 12, a first flange 2213 extends outwards from an edge of a bottom of the first connecting member 221, the first flange 2213 is substantially in a ring shape, a first step portion is formed between the first flange 2213 and the cylindrical body of the first connecting member 221, and two adjacent ends of each first clamping strip 2212 are respectively mounted on an outer circumferential surface of the cylindrical body of the first connecting member 221 and the first step portion. With the structure, when the first connecting member 221 is inserted into the first mounting member 331, the first step portion can be engaged with and abutted against the first mounting member 331, so that the insertion depth of the first connecting member 221 can be limited. Moreover, when the first connector 221 needs to be pulled out, the first flange 2213 is also convenient for the operator to operate.

In some embodiments, a first rubber ring may be disposed between the first connecting member 221 and the first mounting member 331, and the first rubber ring may fill a gap between the first connecting member 221 and the first mounting member 331, so as to improve sealing performance. A first annular groove may be formed in the outer circumferential surface of the cylindrical body of the first connecting member 221, and the first rubber ring may be installed in the first annular groove. When the first connecting member 221 is inserted into the first mounting member 331, the first rubber ring may be closely attached to the inner circumferential surface of the cylindrical body of the first mounting member 331. Or, a first annular groove is formed in the inner peripheral surface of the cylindrical body of the first mounting member 331, and the first rubber ring can be mounted in the first annular groove. When the first connecting member 221 is inserted into the first mounting member 331, the first rubber ring can be closely attached to the outer circumferential surface of the cylindrical body of the first connecting member 221. Of course, the number of the first rubber rings can be adjusted according to actual needs, and is not limited to one, but also can be multiple, and is not limited herein.

In an embodiment, referring to fig. 12, as a specific implementation of the water tank 100 provided in the embodiment of the present application, the first mounting member 331 is formed with a groove 3312 into which the connecting pipe 223 extends. Specifically, the connection tube 223 may be disposed between the first buckle 2211 and the first clamping strip 2212; the groove 3312 may be disposed between the first slot 3310 and the first slot 3311. With the structure, on one hand, the groove 3312 can play a role in positioning and installing the connecting pipe 223; on the other hand, the groove 3312 also functions as a relief for the connection tube 223.

In an embodiment, referring to fig. 6 and 7, as an embodiment of the water tank 100 provided in the present embodiment, the check valve 4 is installed on the connection pipe 223, and a distance between the check valve 4 and the bottom of the accommodating chamber 10 is greater than a maximum water level height of the wastewater tank 1. Specifically, the air inlet end of the check valve 4 is inserted into the connection pipe 223. The distance between the non-return valve 4 and the bottom of the housing chamber 10 can be understood as: the distance between the air outlet end of the one-way valve 4 and the bottom surface of the accommodating chamber 10. The maximum water level height of the waste water tank 1 can be understood as: the height of the liquid level at which the waste water tank 1 can contain the maximum amount of waste water. With this structure, it is possible to prevent the gas in the clean water tank 2 from being discharged into the dirty water tank 1 due to the water level in the dirty water tank 1 exceeding the check valve 4.

In an embodiment, referring to fig. 10 and 13, a second buckle 2221 is installed on an outer side wall of the second connecting member 222, and a second fastening hole 3320 for engaging with the second buckle 2221 is correspondingly formed on the second mounting member 332. Specifically, a plurality of second latches 2221 are mounted in an annular array on the outer circumferential surface of the cylindrical body of the second connector 222; correspondingly, the second mounting member 332 has a plurality of second engaging holes 3320 formed in an annular array on the sidewall of the cylindrical body. The snap-fit engagement of the second plurality of snaps 2221 and the second plurality of snap holes 3320 helps to improve the stability of the connection of the second connector 222 and the second mounting member 332. With the structure, the second connector 222 and the second mounting member 332 can be conveniently and quickly assembled and disassembled by the cooperation of the second buckle 2221 and the second clamping hole 3320.

In an embodiment, referring to fig. 10 and 13, a second clamping strip 2222 spaced from the second buckle 2221 is further installed on an outer side wall of the second connecting member 222, and a second clamping slot 3321 matched with the second clamping strip 2222 for insertion is correspondingly formed on the second mounting member 332. Specifically, the length direction of the second clamping strip 2222 is arranged along the axial direction of the second connector 222; correspondingly, the length direction of the second clamping groove 3321 is arranged along the axial direction of the second mounting part 332. With this structure, by inserting the second locking strip 2222 into the second locking slot 3321, on one hand, the connection strength between the second connecting member 222 and the second mounting member 332 can be further increased; on the other hand, the positioning device plays a role in directional guiding, and improves the alignment accuracy and efficiency of the second connecting piece 222 and the second mounting piece 332.

The number of the second card strips 2222 and the number of the second card slots 3321 may be multiple, and the number of the second card strips 2222 is equal to the number of the second card slots 3321; a second clamping strip 2222 is arranged between two adjacent second buckles 2221, and a second clamping groove 3321 is arranged between two adjacent second clamping holes 3320. With this structure, the connection strength and the alignment accuracy between the second connecting member 222 and the second mounting member 332 can be further improved by the cooperation of the second clamping strips 2222 and the second clamping grooves 3321. The plurality of second hooks 2221 and the plurality of second locking strips 2222 are alternatively arranged, and the plurality of second locking holes 3320 and the plurality of second locking grooves 3321 are alternatively arranged, so that the coupling strength between the second connector 222 and the second mounting member 332 can be improved.

In one embodiment, referring to fig. 10 and 13, a second flange 2223 extends outwards from an edge of a bottom of the second connector 222, the second flange 2223 is substantially in a circular ring shape, a second step portion is formed between the second flange 2223 and the cylindrical body of the second connector 222, and two adjacent ends of each second clamping strip 2222 are respectively mounted on an outer circumferential surface of the cylindrical body of the second connector 222 and the second step portion. With the structure, when the second connector 222 is connected with the second mounting part 332 in an opposite insertion manner, the second stepped part can be matched with and abutted against the second mounting part 332, so that the insertion depth of the second connector 222 can be limited. Moreover, when the second connector 222 needs to be pulled out, the second flange 2223 is also convenient for the operator to work.

In some embodiments, a second rubber ring may be disposed between the second connector 222 and the second mounting element 332, and the second rubber ring may fill a gap between the second connector 222 and the second mounting element 332, thereby improving sealing performance. A second annular groove may be formed in the outer circumferential surface of the cylinder body of the second connecting member 222, and the second rubber ring may be installed in the second annular groove. When the second connector 222 is inserted into the second mounting member 332, the second rubber ring may be fitted to the inner circumferential surface of the cylindrical body of the second mounting member 332. Or, a second annular groove is formed in the inner circumferential surface of the cylindrical body of the second mounting member 332, and the second rubber ring can be mounted in the second annular groove. When the second connector 222 is inserted into the second mounting member 332, the second rubber ring can be attached to the outer circumferential surface of the cylindrical body of the second connector 222. Of course, the number of the second rubber rings can be adjusted according to actual needs, and is not limited to one, but also can be multiple, and is not limited herein.

In an embodiment, referring to fig. 2, fig. 5 and fig. 13, as a specific implementation of the water tank 100 provided in the embodiment of the present application, a clean water connection port 15 is further formed on the sewage tank 1, the clean water connection port 15 is separately disposed from the water inlet 12 and the air suction port 13, and a clean water channel 34 for communicating the clean water tank 2 and the clean water connection port 15 is formed on the tank cover 3. Specifically, the bottom of the tank cover 3 is respectively provided with a first water nozzle 35 and a second water nozzle 36, and the clear water channel 34 is communicated with the first water nozzle 35 and the second water nozzle 36. The first water nozzle 35 extends into the second mounting member 332, and the central axis of the first water nozzle 35 is collinear with the central axis of the second mounting member 332. Referring to fig. 4, a water pump 23 may be installed in the clean water tank 2, and the water pump 23 may be communicated with the first water nozzle 35 through a water pipe 24. The central axis of the second water nozzle 36 is parallel to the central axis of the first water nozzle 35, the second water nozzle 36 is inserted into the clean water connecting port 15, and the clean water connecting port 15 can be communicated with an external water source through a pipeline. When water needs to be filled into the clean water tank 2, under the action of the water pump 23, clean water can enter the clean water tank 2 through the clean water connecting port 15, the second water nozzle 36, the clean water channel 34, the first water nozzle 35 and the water pipe 24. With the structure, the clean water tank 2 is conveniently communicated with an external water source through the clean water connecting port 15 and the clean water channel 34, so that water can be conveniently injected into the clean water tank 2.

In one embodiment, a third rubber ring may be disposed between the second water nozzle 36 and the clean water connection port 15, and the third rubber ring may fill a gap between the second water nozzle 36 and the clean water connection port 15, so as to prevent water leakage. Specifically, a third annular groove is formed in the outer peripheral surface of the second water nozzle 36, and a third rubber ring is installed in the third annular groove. Or, a third annular groove is formed in the inner peripheral surface of the clean water connecting port 15, and a third rubber ring is installed in the third annular groove. When the second water nozzle 36 is inserted into the clean water connection port 15, the third rubber ring can be tightly attached to the inner peripheral surface of the clean water connection port 15, or tightly attached to the outer peripheral surface of the second water nozzle 36. Of course, the number of the third rubber rings can be adjusted according to actual needs, and is not limited to one, but also can be multiple, and is not limited herein.

In one embodiment, referring to fig. 2, the waste water tank 1 further has a functional connection port 16, and the functional connection port 16 is spaced apart from the water inlet 12, the air suction port 13 and the clean water connection port 15. In this configuration, the functional connection port 16 may be used for operations such as filling, draining, evacuating, and inflating the dirty water tank 1 and/or the clean water tank 2, and is not limited to this.

In an embodiment, referring to fig. 5, as a specific implementation of the water tank 100 provided in the embodiment of the present application, the water tank 100 further includes a sealing ring 5 filling a gap between the waste water tank 1 and the water tank cover 3. Specifically, the bottom of the tank cover 3 has a positioning groove at its edge, the positioning groove is arranged in a ring shape, and the sealing ring 5 is installed in the positioning groove. Or, the edge of the top of the sewage tank 1 is provided with a positioning groove. Or, the sewage tank 1 and the water tank cover 3 are respectively provided with a positioning groove, each positioning groove is provided with a sealing ring 5, and the two sealing rings 5 are distributed in a staggered manner. The positioning of the sealing ring 5 can be realized through the positioning groove, and the position deviation is avoided. By arranging the plurality of seal rings 5, the sealing performance between the sewage tank 1 and the water tank cover 3 can be improved. With this structure, the sealing ring 5 can improve the overall sealing performance of the water tank 100.

Referring to fig. 1, the present embodiment further provides a cleaning base station, including a water tank 100 provided in any of the above embodiments, a water level detection device (not shown) installed in the wastewater tank 1, and a base station body 6 supporting a cleaning robot, wherein the water tank 100 is installed in the base station body 6. Specifically, set up the holding chamber of holding water tank 100 in the base station body 6, apron 61 is installed at the top of base station body 6, and apron 61 can articulate and install on base station body 6, and apron 61 can cover the holding chamber sealedly. The water level detection device is installed in the accommodating chamber 10 of the sewage tank 1, and the height of the water level detection device is smaller than that of the one-way valve 4, that is, the water level detection device is arranged below the one-way valve 4, so that the one-way valve 4 is prevented from being submerged by water, and the one-way valve 4 is prevented from being blocked. With this structure, the cleaning base station using the water tank 100 can improve the accuracy of detecting the water level in the wastewater tank 1 and reduce the error caused by the expansion of the clean water tank 2.

The above description is only exemplary of the present application and should not be taken as limiting the present application, as any modification, equivalent replacement, or improvement made within the spirit and principle of the present application should be included in the protection scope of the present application.

Claims (10)

1. The utility model provides a water tank, includes the sewage case that has the holding chamber, the clear water case of being made by flexible deformation material and install in on the sewage case and seal the tank lid of holding chamber, the clear water case install in the holding chamber, water inlet and extraction opening have been seted up respectively on the sewage case, the water inlet with the extraction opening respectively with the holding chamber intercommunication, its characterized in that: the water tank also comprises a one-way valve which is used for allowing the gas in the clean water tank to flow into the accommodating cavity, one end of the one-way valve is communicated with the clean water tank, and the other end of the one-way valve is communicated with the accommodating cavity.

2. The water tank of claim 1, wherein: the clean water tank includes the water tank body and install in coupling assembling on the water tank body, the water tank cover install with coupling assembling can dismantle the installation component of connection.

3. The water tank as claimed in claim 2, wherein: the connecting assembly comprises a first connecting piece arranged at one end of the water tank body and a second connecting piece arranged at the other end of the water tank body, and the first connecting piece and the second connecting piece are respectively communicated with the water tank body; the mounting assembly comprises a first mounting piece connected with the first connecting piece and a second mounting piece connected with the second connecting piece, and the first connecting piece is provided with a connecting pipe which is communicated with the one-way valve and the clean water tank.

4. The water tank of claim 3, wherein: the outer side wall of the first connecting piece is provided with a first buckle, and the first mounting piece is correspondingly provided with a first clamping hole matched and clamped with the first buckle.

5. The water tank as claimed in claim 4, wherein: still install on the lateral wall of first connecting piece with the first card strip that first buckle interval set up, correspond on the first installed part set up with the first draw-in groove that first card strip cooperation was pegged graft.

6. The water tank of claim 3, wherein: the first mounting part is provided with a groove for the connecting pipe to extend into.

7. The water tank as claimed in claim 3, wherein: the one-way valve is arranged on the connecting pipe, and the distance between the one-way valve and the bottom of the accommodating cavity is larger than the maximum water level height of the sewage tank.

8. The water tank as claimed in any one of claims 1 to 7, wherein: the sewage tank is characterized in that a clear water connecting port is further formed in the sewage tank, the clear water connecting port is arranged at intervals with the water inlet and the air pumping port respectively, and a clear water channel communicated with the clear water tank and the clear water connecting port is formed in the water tank cover.

9. The water tank as claimed in any one of claims 1 to 7, wherein: the water tank further includes a sealing ring filling a gap between the sewage tank and the water tank cover.

10. A clean base station, characterized by: comprising the water tank as claimed in any one of claims 1 to 9, a water level detecting device installed in the sewage tank, and a base station body supporting a cleaning robot, the water tank being installed in the base station body.

Images