CN115067805A

CN115067805A - Cleaning system

Info

Publication number: CN115067805A
Application number: CN202210468555.3A
Authority: CN
Inventors: 吕青霜; 叶力荣; 凌姝潼; 欧阳凡; 梁学; 杨军; 邓坤军; 其他发明人请求不公开姓名
Original assignee: Shenzhen Silver Star Intelligent Group Co Ltd
Current assignee: Shenzhen Silver Star Intelligent Group Co Ltd
Priority date: 2022-04-29
Filing date: 2022-04-29
Publication date: 2022-09-20

Abstract

The invention discloses a cleaning system. The cleaning system includes: a cleaning robot including a storage box assembly; and the cleaning base station is used for maintaining the cleaning robot and comprises a water injection assembly, and the water injection assembly injects liquid into the storage box assembly when the cleaning robot is in a maintenance state. According to the cleaning system provided by the embodiment of the invention, the cleaning robot comprises a storage box assembly, and the cleaning base station comprises a water injection assembly. When the cleaning robot is in a working state, the storage box assembly stores dirt. When the cleaning base station is maintained the cleaning robot, can utilize liquid to wash in the receiver subassembly through water injection subassembly to receiver subassembly injection liquid to improve the inside cleaning performance and the washing speed of receiver subassembly.

Description

Cleaning system

Technical Field

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

Background

A cleaning robot is an automatic cleaning device which automatically cleans dust, garbage, dirt, and the like on the ground. The cleaning robot includes a dust box assembly capable of storing dust collected by the cleaning robot.

When there is more wet dust on the floor, the cleaning robot will collect some of the wet dust to deposit into the dust box assembly. These wet dusts may adhere to the inner wall of the dust box assembly after drying in the dust box assembly, making the cleaning of the interior of the dust box assembly troublesome.

Disclosure of Invention

The embodiment of the invention provides a cleaning system which is convenient for improving the cleaning efficiency of the interior of a storage box assembly of a cleaning robot.

An embodiment of the present invention provides a cleaning system, which includes: a cleaning robot including a storage box assembly; and the cleaning base station is used for maintaining the cleaning robot and comprises a water injection assembly, and when the cleaning robot is in a maintenance state, the water injection assembly injects liquid into the storage box assembly so as to clean the storage box assembly.

According to the foregoing embodiment of the invention, the cartridge assembly includes: the box body comprises a sewage collecting chamber and a first through hole which penetrates through the outer surface of the box body and is communicated with the sewage collecting chamber; and a check valve assembly disposed at the first through hole, the check valve assembly being configured to allow an external input of liquid into the soil collection chamber.

According to any of the preceding embodiments of the invention, the one-way valve assembly comprises: a seal bushing at least partially sealingly connected to the first through hole, the seal bushing including a passage extending in an axial direction of the seal bushing; the piston comprises a movable block, and the movable block can approach or depart from the channel along the axial direction of the sealing bush; and an elastic member elastically connecting the piston and the seal bush.

According to any of the preceding embodiments of the invention, the one-way valve assembly comprises a first state in which the resilient member causes the movable block to block the passage; in a second state, the movable mass is away from the channel so that liquid can flow through the channel.

According to any of the preceding embodiments of the invention, the sealing bush comprises: the sealing part is connected with the first through hole in a sealing mode, and the channel is arranged on the sealing part; and the spraying part is connected with the sealing part, the spraying part is positioned in the sewage collecting cavity, the spraying part comprises a containing cavity and a plurality of second through holes, the containing cavity is communicated with the channel, the movable block is movably arranged in the containing cavity along the axial direction of the sealing bush, and the plurality of second through holes are distributed in the circumferential side wall of the spraying part and are communicated with the containing cavity.

According to any one of the embodiments of the present invention, the plurality of second through holes are located at predetermined positions on the circumferential side wall of the shower portion in the axial direction, so that in the first state, the circumferential side wall of the movable block blocks the plurality of second through holes.

According to any one of the embodiments of the present invention, the cross-sectional dimension of the outer peripheral surface of the shower portion perpendicular to the axial direction is larger than the cross-sectional dimension of the outer peripheral surface of the seal portion perpendicular to the axial direction, so that the shower portion and the seal portion form a stepped structure.

According to any of the preceding embodiments of the invention, the sealing portion is an elastic sealing portion.

According to any one of the preceding embodiments of the invention, the channel has a first opening facing the movable block, the seal bushing further includes a first abutting portion extending radially inward from an inner wall surface of the channel at the first opening, and the piston further includes: a second abutment located within the channel; and the connecting rod is used for connecting the second abutting part with the movable block, wherein the elastic piece is used for elastically connecting the first abutting part with the second abutting part.

According to any of the preceding embodiments of the invention, the cleaning robot further comprises: the cover plate assembly is covered on the storage box assembly and comprises a third through hole and a dustproof plug, the third through hole corresponds to the first through hole of the storage box assembly, the dustproof plug is arranged in the third through hole, and the dustproof plug comprises a dustproof opening capable of being switched to be in an open-close state.

According to any of the preceding embodiments of the invention, the water injection assembly comprises: a liquid storage tank; the liquid conveying device comprises a liquid inlet and a liquid outlet, and the liquid inlet is communicated with the liquid storage tank; a nozzle communicated with the liquid outlet; and the nozzle moving device comprises an installation part and a moving part, the moving part can move relative to the installation part, and the moving part is connected with the nozzle, so that the moving part can drive the nozzle to move.

According to any of the preceding embodiments of the invention, the cleaning base station further comprises: a housing; and the alignment sensor is arranged on the outer surface of the shell and used for aligning with the cleaning robot, the water injection assembly is connected with the shell and is configured to inject liquid into the storage box assembly in a state that the alignment sensor is aligned with the cleaning robot.

According to the cleaning system of the embodiment of the invention, the cleaning base station comprises a water injection assembly. When the cleaning robot is in a working state, the storage box assembly stores dirt. When the cleaning base station is maintained the cleaning robot, can utilize liquid to wash the storage box subassembly through water injection subassembly to storage box subassembly injection liquid to improve the inside cleaning performance and the washing speed of storage box subassembly.

In some alternative embodiments, the cartridge assembly includes a cartridge body provided with the dirt collection chamber and a one-way valve assembly. The cartridge includes a first through hole, and a check valve assembly is disposed in the first through hole, the check valve assembly being configured to allow an external input of liquid into the soil collection chamber. When the cleaning robot is in a working state, the dirt collecting cavity is separated from the outside by the check valve assembly, so that dust in the dirt collecting cavity is prevented from escaping from the first through hole, and the normal work of the storage box assembly and the cleaning robot is guaranteed. When the clean basic station was maintained cleaning machines people, can utilize liquid to wash the dust on the dirty cavity inner wall of collection through check valve subassembly to dirty cavity input liquid of collection to the improvement is to the inside cleaning performance and the washing speed of containing box subassembly.

In some alternative embodiments, the one-way valve assembly includes a sealing bushing, a piston, and a resilient member. The elastic piece connects the piston and the sealing bush elastically, and in a first state, the elastic piece enables the movable block to block the channel. Namely, the elastic piece has elastic restoring force for pulling the movable block to the blocking channel. Through setting up the elastic component for check valve subassembly's initial state is for making the first state of movable block shutoff passageway promptly, thereby guarantees that check valve subassembly can have stronger sealing performance except that the time interval that receiver subassembly need be maintained, improves the use reliability of receiver subassembly in the non-maintenance time interval.

In some optional embodiments, the seal bushing includes a seal portion and a shower portion, and the shower portion includes a receiving cavity and a plurality of second through holes. The cross section shape of the movable block perpendicular to the axial direction is matched with the cross section shape of the containing cavity perpendicular to the axial direction, so that the circumferential side wall of the movable block is in dynamic sealing with the containing cavity. In the second state, the movable block encloses with the portion that sprays and closes the formation and sprays the cavity, and liquid can get into through the passageway and spray the cavity to dirty cavity blowout of collection via a plurality of second through-holes. The plurality of second channels have the effect of further strengthening liquid flow pressure for liquid is higher from a plurality of second channel spun velocity of flow, thereby washes in the dirty cavity of collection, further improves the abluent cleaning performance in the dirty cavity of collection.

In some optional embodiments, the plurality of second through holes are located at preset positions on the circumferential side wall of the spraying part along the axial direction, so that in the first state, the circumferential side wall of the movable block blocks the plurality of second through holes. Therefore, in the first state, the surface of the movable block facing the channel blocks the channel, and meanwhile, the circumferential side wall of the movable block blocks the second through holes, so that the liquid flow path is provided with two stop barriers at the position of the one-way valve assembly in the first state, even if liquid leaks at the position of the channel, the leaked liquid can be stopped at the second through holes, and the sealing performance of the one-way valve assembly in the first state is further improved.

In some alternative embodiments, the cross-sectional dimension perpendicular to the axial direction of the outer peripheral surface of the shower portion is larger than the cross-sectional dimension perpendicular to the axial direction of the outer peripheral surface of the sealing portion, so that the shower portion and the sealing portion form a stepped structure. When assembling the check valve subassembly in the first through-hole of box body, the stair structure that the portion of spraying formed with the sealing portion can regard as installation structure or limit structure that targets in place, avoids the part that is equipped with a plurality of second through-holes of the portion of spraying to stretch into the problem of first through-hole inner wall shutoff second through-hole that first through-hole leads to for the suitable degree of depth of the first through-hole of assembly into is changeed to the check valve subassembly.

In some optional embodiments, the sealing portion is an elastic sealing portion, so that the peripheral side wall of the sealing portion can be in closer contact with the inner wall surface of the first through hole, and the sealing effect between the sealing portion and the first through hole is improved.

In some alternative embodiments, the channel has a first opening toward the movable block, the seal bushing further includes a first abutment portion extending radially inward from an inner wall surface of the channel at the first opening, the piston further includes a second abutment portion and a connecting rod. The elastic piece elastically connects the first abutting portion and the second abutting portion. Through with the first butt portion elastic connection of piston second butt portion and sealing bush, make the default condition of movable block be the state of shutoff passageway on the one hand, on the other hand carries on spacingly to the piston along axial motion, breaks away from the sealing bush completely and drops when avoiding the piston to follow axial motion.

In some optional embodiments, the cleaning robot further includes a cover plate assembly, the cover plate assembly includes a third through hole and a dust plug, the dust plug is disposed in the third through hole, and the dust plug includes a dust port capable of switching an open state and a closed state. The dust-proof port can be opened in a maintenance state of the cleaning robot, thereby facilitating the injection of liquid into the check valve assembly. When the cleaning robot is in a working state, the dust-proof opening is closed, so that the dust amount falling into the check valve assembly is reduced, and the working reliability of the check valve assembly is improved.

Drawings

In order to more clearly illustrate the embodiments or technical solutions of the present invention, the drawings used in the embodiments or technical solutions of the prior art will be briefly described below, it is obvious that the drawings in the following description are only some embodiments of the present invention, and for those skilled in the art, other drawings can be obtained according to the structures shown in the drawings without creative efforts.

FIG. 1 is a schematic perspective view of an embodiment of a cleaning system of the present invention in a maintenance state;

FIG. 2 is a perspective view of an embodiment of the cleaning system of the present invention in a non-maintenance state;

FIG. 3 is a perspective view of a cleaning robot in an embodiment of the cleaning system of the present invention;

FIG. 4 is a schematic perspective view of a storage box assembly of a cleaning robot in an embodiment of a cleaning system of the present invention;

FIG. 5 is an exploded view of a cleaning robot receptacle assembly according to an embodiment of the present invention;

FIG. 6 is a schematic perspective half-sectional view of a one-way valve assembly in an embodiment of the cleaning system of the present invention;

FIG. 7 is an exploded perspective view of a one-way valve assembly in an embodiment of the cleaning system of the present invention;

FIG. 8 is a perspective view of a cover plate assembly of a cleaning robot in an embodiment of the cleaning system of the present invention;

fig. 9 is an exploded perspective view of a cleaning base station in an embodiment of the cleaning system of the present invention.

The reference numbers illustrate:

1000-cleaning robot;

100-a receiver assembly;

110-a cartridge; 110 a-a cartridge body; 110 b-cassette top cover; 111-a dirt collection chamber; 112-a first via;

130-a one-way valve assembly; 131-a sealing bush; 1311-sealing part; t1-channel; k1 — first opening; k2 — second opening; 1312-a spraying part; t2-containing cavity; h2 — second via; 1313 — a first abutment; 132-a piston; 1321-active block; 1322-a second abutment; 1323-connecting rod; 133-an elastic member;

200-a cover plate assembly;

210-a third via; 220-dust plug;

2000-clean base station;

600-a housing;

700-alignment sensor;

800-a water injection assembly; 810-a liquid storage tank; 820-a liquid delivery device; 821-liquid inlet; 822-a liquid outlet; 830-a nozzle; 840-nozzle moving means; 841-a mounting part; 842-movable part.

The objects, features, and advantages of the present invention will be further explained with reference to the accompanying drawings.

Detailed Description

The technical solutions in the embodiments of the present invention will be clearly and completely described below with reference to the drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only a part of the embodiments of the present invention, and not all of the embodiments. All other embodiments, which can be derived by a person skilled in the art from the embodiments given herein without making any creative effort, shall fall within the protection scope of the present invention.

It should be noted that all the directional indicators (such as up, down, left, right, front, and rear … …) in the embodiment of the present invention are only used to explain the relative position relationship between the components, the movement situation, etc. in a specific posture (as shown in the drawing), and if the specific posture is changed, the directional indicator is changed accordingly.

In addition, the descriptions related to "first", "second", etc. in the present invention are 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 at least one such feature. In addition, technical solutions between various embodiments may be combined with each other, but must be realized by a person skilled in the art, and when the technical solutions are contradictory or cannot be realized, such a combination should not be considered to exist, and is not within the protection scope of the present invention.

The embodiment of the invention provides a cleaning system. The cleaning system may include a cleaning robot and a cleaning base station. The cleaning base station is used for maintaining the cleaning robot.

Fig. 1 is a perspective view of a cleaning system according to an embodiment of the present invention in a maintenance state, and fig. 2 is a perspective view of the cleaning system according to an embodiment of the present invention in a non-maintenance state. The cleaning system includes a cleaning robot 1000 and a cleaning base station 2000.

The cleaning robot 1000 includes a magazine assembly. The receiver assembly can be a dirt box assembly, a sewage box assembly, or the like. In the present embodiment, the storage case assembly is described as an example of a dust box assembly, and the dust box assembly can store dust collected by the cleaning robot. The magazine assembly may be internal in the cleaning robot 1000, for example, covered by a cover plate assembly. In some embodiments, the receptacle assembly has a dirt collection chamber.

The cleaning base station 2000 includes a water injection assembly 800, and when the cleaning robot 1000 is in a maintenance state, the water injection assembly 800 injects liquid into a dirt collection chamber of the storage box assembly to clean the storage box assembly. The water filling assembly 800 is, for example, to fill the sewage collecting chamber with clean water. In other embodiments, the water injection assembly 800 may inject other cleaning liquids with cleaning functions into the dirt collection chamber.

According to the cleaning system provided by the embodiment of the invention, the cleaning system comprises the cleaning robot 1000 and the cleaning base station 2000, when the cleaning base station 2000 maintains the cleaning robot 1000, liquid can be injected into the storage box assembly through the water injection assembly 800, and dust in the storage box assembly or dirty liquid in the storage box assembly is cleaned by the liquid, so that the cleaning effect and the cleaning speed of the interior of the storage box assembly are improved.

Fig. 3 is a perspective view of a cleaning robot in an embodiment of the cleaning system of the present invention. Fig. 4 is a perspective view of a storage box assembly of a cleaning robot in an embodiment of a cleaning system of the invention. Fig. 5 is an exploded perspective view of a storage box assembly of a cleaning robot in an embodiment of the cleaning system of the invention.

The cleaning robot 1000 in this embodiment includes a cleaning robot body and a water tank assembly detachably connected to the cleaning robot body, and the storage box assembly 100 is disposed in the water tank assembly. In other embodiments, the magazine assembly 100 may be disposed on the cleaning robot 1000 by other connection methods.

Cartridge assembly 100 includes a cartridge body 110 and a one-way valve assembly 130. In this embodiment, the cartridge 110 includes a dirt collection chamber 111. The cassette body 110 further includes a first through-hole 112 penetrating from an outer surface of the cassette body 110 to communicate with the soil collection chamber 111. A check valve assembly 130 is disposed in the first through hole 112, the check valve assembly 130 being configured to allow external input of liquid into the dirt collection chamber 111.

In the above embodiment, the cartridge assembly 100 of the cleaning robot 1000 includes the check valve assembly 130, and the check valve assembly 130 is configured to allow the external input of liquid into the soil collection chamber 111. When the cleaning robot 1000 is in a working state, the check valve assembly 130 separates the dirt collecting chamber 111 from the outside, so that dust in the dirt collecting chamber 111 is prevented from escaping from the first through hole 112, and the normal work of the storage box assembly 100 and the cleaning robot 1000 is ensured. When the cleaning base station 2000 is used for maintaining the cleaning robot 1000, liquid can be input into the dirt collecting chamber 111 through the check valve assembly 130, and dust on the inner wall of the dirt collecting chamber 111 can be cleaned by the liquid, so that the cleaning effect and the cleaning speed of the interior of the storage box assembly 100 are improved.

In this embodiment, the box 110 includes a box body 110a and a box top cover 110b, the dirt collecting chamber 111 is disposed on the box body 110a, and the box top cover 110b covers the dirt collecting chamber 111. Alternatively, one side of the cassette top cover 110b is rotatably connected to the cassette main body 110a, and when the cassette top cover 110b is rotated, it is possible to allow the cassette top cover 110b to cover the dirt collecting chamber 111 or expose the top opening of the dirt collecting chamber 111. When one side of the top cover 110b is rotatably connected to the main body 110a, the other side of the top cover 110b can be detachably connected to the main body 110a, such as a snap connection.

The first through hole 112 may be provided at the top of the case 110. For example, in the above embodiment, the first through hole 112 is provided in the case top cover 110 b.

In some embodiments, the box body 110 may include a dust inlet and a dust outlet, both of which are communicated with the dirt collecting chamber 111. The external dust enters the dirt collection chamber 111 through the dust inlet, and is collected. When the cartridge assembly 100 is in the maintenance state, the dust collected in the dust collection chamber 111 can be discharged through the dust discharge port.

When the storage box assembly 100 is in a dust collection state, the dirt collecting chamber 111 is separated from the outside by the check valve assembly 130, so that dust in the dirt collecting chamber 111 is prevented from escaping from the first through hole 112, and the normal operation of the storage box assembly 100 is ensured. Under receiver subassembly 100 is in the maintenance mode, water injection subassembly 800 pours into liquid into dirty cavity 111 of collection through check valve subassembly 130 into, utilizes liquid to wash the dust on the dirty cavity 111 inner wall of collection, can improve cleaning performance and the cleaning rate to receiver subassembly 100 inside.

Fig. 6 is a perspective half-sectional view of a one-way valve assembly in an embodiment of a cleaning system of the present invention, and fig. 7 is an exploded perspective view of the one-way valve assembly in an embodiment of the cleaning system of the present invention. In some embodiments, the one-way valve assembly 130 includes a sealing bushing 131, a piston 132, and a resilient member 133. The sealing bush 131 is at least partially sealingly connected to the first through hole 112, and specifically, at least a part of the outer circumferential surface of the sealing bush 131 is sealingly connected to the first through hole 112. The seal cartridge 131 includes a passage T1 extending in the axial direction of the seal cartridge 131. The piston 132 includes a movable block 1321, and the movable block 1321 can be close to or distant from the passage T1 in the axial direction of the seal bush 131. The elastic member 133 elastically connects the piston 132 with the seal bushing 131.

Optionally, the one-way valve assembly 130 includes a first state and a second state. In the first state, the elastic member 133 causes the movable block 1321 to block the passage T1. In the second state, the movable block 1321 is away from the passage T1 so that liquid can flow through the passage T1.

In the above embodiment, the elastic member 133 elastically connects the piston 132 and the seal bush 131, and in the first state, the elastic member 133 causes the movable block 1321 to block the passage T1, that is, the elastic member 133 has an elastic restoring force that pulls the movable block 1321 to block the passage T1. By providing the elastic member 133, the initial state of the check valve assembly 130 is the first state in which the movable block 1321 blocks the passage T1, so that the check valve assembly 130 can have a strong sealing performance except for a period in which the cartridge assembly 100 needs to be maintained, and the use reliability of the cartridge assembly 100 in a non-maintenance period is improved.

In some embodiments, seal bushing 131 includes a seal 1311 and a shower 1312. The sealing portion 1311 is sealingly connected to the first through hole 112, and specifically, in the present embodiment, the outer circumferential surface of the sealing portion 1311 is sealingly connected to the first through hole 112, and the passage T1 is provided to the sealing portion 1311. The shower unit 1312 is connected to the sealing unit 1311. The shower 1312 is located in the sewage collection chamber 111. The shower portion 1312 includes a receiving chamber T2 and a plurality of second through holes H2. The accommodating chamber T2 communicates with the passage T1, and the movable block 1321 is movably disposed in the accommodating chamber T2 in the axial direction of the seal bush 131. A plurality of second through holes H2 are distributed on the circumferential sidewall of the shower part 1312 and communicate the outside of the shower part 1312 with the accommodation chamber T2.

In some embodiments, the cross-sectional shape of the movable block 1321 perpendicular to the axial direction matches the cross-sectional shape of the accommodation cavity T2 perpendicular to the axial direction. In the second state, the movable block 1321 and the shower unit 1312 enclose each other to form a shower chamber, and the liquid can enter the shower chamber through the passage T1 and be ejected into the dirt collection chamber 111 through the second through holes H2.

In the above embodiment, the cross-sectional shape perpendicular to the axial direction of the movable block 1321 matches the cross-sectional shape perpendicular to the axial direction of the accommodation chamber T2, so that the circumferential side wall of the movable block 1321 is sealed against the accommodation chamber T2. In the second state, the movable block 1321 and the shower unit 1312 enclose each other to form a shower chamber, and the liquid can enter the shower chamber through the passage T1 and be ejected into the dirt collection chamber 111 through the second through holes H2. The plurality of second passages T1 have the effect of further enhancing the flowing pressure of the liquid, so that the flow velocity of the liquid sprayed out from the plurality of second passages T1 is higher, the inside of the dirt collecting chamber 111 is washed, and the cleaning effect of cleaning the inside of the dirt collecting chamber 111 is further improved.

In some embodiments, the plurality of second through holes H2 are located at predetermined positions on the circumferential side wall of the shower portion 1312 in the axial direction, so that in the first state, the circumferential side wall of the movable block 1321 blocks the plurality of second through holes H2. Therefore, in the first state, the surface of the movable block 1321 facing the passage T1 blocks the passage T1, and the circumferential side wall of the movable block 1321 blocks the plurality of second through holes H2, so that the liquid flow path has two blocking barriers at the check valve assembly 130 in the first state, and even if there is a leakage at the passage T1, the leakage is blocked at the plurality of second through holes H2, thereby further improving the sealing performance of the check valve assembly 130 in the first state.

In some embodiments, a cross-sectional dimension perpendicular to the axial direction of an outer circumferential surface of the shower portion 1312 is larger than a cross-sectional dimension perpendicular to the axial direction of an outer circumferential surface of the sealing portion 1311, so that the shower portion 1312 and the sealing portion 1311 form a stepped structure. In this embodiment, the outer peripheral surface of the shower portion 1312 is a cylindrical surface, and the outer peripheral surface of the sealing portion 1311 is a cylindrical surface, where the diameter of the outer peripheral surface of the shower portion 1312 is larger than the diameter of the outer peripheral surface of the sealing portion 1311. When the check valve assembly 130 is assembled in the first through hole 112 of the cartridge body 110, the step structure formed by the spray part 1312 and the sealing part 1311 can serve as an installation-in-place structure or a limiting structure, and the problem that the inner wall of the first through hole 112 blocks the second through hole H2 due to the fact that the part of the spray part 1312 provided with the plurality of second through holes H2 extends into the first through hole 112 is avoided, so that the check valve assembly 130 is easily assembled in the first through hole 112 to a proper depth.

In some embodiments, seal 1311 is an elastomeric seal. Alternatively, the sealing portion 1311 is made of rubber, for example. By providing the sealing portion 1311 as an elastic sealing portion, the outer circumferential side wall of the sealing portion 1311 can be brought into closer contact with the inner wall surface of the first through hole 112, improving the sealing effect therebetween.

In some embodiments, the channel T1 has a first opening K1 facing the movable block 1321. The seal bushing 131 further includes a first abutment 1313, the first abutment 1313 extending radially inward from the inner wall surface of the passage T1 at the first opening K1.

In some embodiments, the piston 132 further includes a second abutment 1322 and a connecting rod 1323. The second abutment 1322 is located within the passageway T1. The connecting rod 1323 connects the second contact portion 1322 to the movable block 1321. The elastic member 133 elastically connects the first abutting portion 1313 and the second abutting portion 1322. The elastic member 133 is, for example, a spring, and in some other embodiments, the elastic member 133 may also be other elastic members such as a spring sheet.

By elastically connecting the second contact portion 1322 of the piston 132 to the first contact portion 1313 of the seal bush 131, the default state of the movable block 1321 is set to the state of closing the passage T1, and the movement of the piston 132 in the axial direction is restricted, so that the piston 132 is prevented from completely separating from the seal bush 131 and falling off when moving in the axial direction.

In some embodiments, the passage T1 has a second opening K2 disposed opposite the first opening K1, and in the second state, the external liquid enters the passage T1 from the second opening K2.

As shown in fig. 3, in some embodiments, the cleaning robot 1000 further includes a cover plate assembly 200. The cover plate assembly 200 is covered on the storage box assembly 100.

Fig. 8 is a perspective view of a cover plate assembly of a cleaning robot in an embodiment of the cleaning system of the present invention. The cap assembly 200 includes a third through hole 210 corresponding to the first through hole 112 of the cartridge assembly 100 and a dust plug 220. The dust plug 220 is disposed in the third through hole 210, and the dust plug 220 includes a dust-proof port that can be switched between an open state and a closed state.

In some embodiments, the dust plug 220 is made of rubber, and the dust opening is a cross-shaped opening formed in the dust plug 220. The cross-shaped opening is in a closed state by default because the rubber dust plug 220 has elastic restoring force. The cross-shaped opening can be opened by other objects, so that the cross-shaped opening is switched to an open state. The dust plug 220 of the present embodiment includes a dust-proof port that can be switched to an open/closed state, and the dust-proof port can be opened when the cleaning robot 1000 is in a maintenance state, thereby facilitating the injection of liquid into the check valve assembly 130. When the cleaning robot 1000 is in a working state, the dust-proof opening is closed, so that the amount of dust falling into the check valve assembly 130 is reduced, and the working reliability of the check valve assembly 130 is improved.

Fig. 9 is an exploded perspective view of a cleaning base station in an embodiment of the cleaning system of the present invention. In some embodiments, the cleaning base station 2000 includes a housing 600, an alignment sensor 700, and a water injection assembly 800. The alignment sensor 700 is disposed on an outer surface of the housing 600, and the alignment sensor 700 is used for aligning with the cleaning robot 1000. The water injection assembly 800 is connected with the case 600. The water injection assembly 800 is configured to inject the liquid into the cartridge assembly 100 in a state where the alignment sensor 700 is aligned with the cleaning robot 1000. In this embodiment, the water injection assembly 800 is configured to inject the liquid into the soil collection chamber 111 in a state where the alignment sensor 700 is aligned with the cleaning robot 1000.

In some embodiments, the water injection assembly 800 includes a reservoir 810, a liquid delivery device 820, a nozzle 830, and a nozzle mover 840. The tank 810 is disposed in the case 600. A liquid delivery device 820 is located within the housing 600. The liquid delivery device 820 includes an inlet 821 and an outlet 822, the inlet 821 communicating with the reservoir 810. Nozzle 830 communicates with liquid outlet 822. The nozzle moving device 840 includes a mounting portion 841 and a moving portion 842. Mounting portion 841 is connected to case 600, and movable portion 842 is movable relative to mounting portion 841. The movable portion 842 is connected to the nozzle 830, so that the movable portion 842 can move the nozzle 830.

In some embodiments, the liquid delivery device 820 is, for example, a water pump assembly. The mounting portion 841 is, for example, swingably connected to the housing 600 so that the movable portion 842 can be lifted and lowered. In some embodiments, the nozzle moving device 840 may further include a driving member, such as a driving motor, capable of driving the moving portion 842 to move relative to the housing 600. After the alignment sensor 700 is aligned with the cleaning robot 1000, the driving member drives the movable portion 842 to descend, so that the nozzle 830 is communicated with the check valve assembly 130 of the cleaning robot 1000, the liquid conveying device 820 starts to work, and the liquid in the liquid storage tank 810 is input into the dirt collecting chamber 111 through the check valve assembly 130, thereby cleaning the dirt collecting chamber 111.

The above description is only a preferred embodiment of the present invention, and is not intended to limit the scope of the present invention, and all modifications and equivalents of the present invention, which are made by the present specification and drawings, or which are directly/indirectly applicable to other related arts, are within the scope of the present invention.

Claims

1. A cleaning system, comprising:

a cleaning robot including a storage box assembly; and

the cleaning base station is used for maintaining the cleaning robot, the cleaning base station comprises a water injection assembly, the cleaning robot is in a maintenance state, the water injection assembly can inject liquid into the storage box assembly, and the storage box assembly is cleaned.

2. The cleaning system of claim 1, wherein the magazine assembly comprises:

the box body comprises a sewage collecting chamber and a first through hole which penetrates through the outer surface of the box body and is communicated with the sewage collecting chamber; and

a one-way valve assembly disposed in the first through hole, the one-way valve assembly being configured to allow an external input of liquid into the dirt collection chamber.

3. The cleaning system of claim 2, wherein the one-way valve assembly comprises:

a seal bushing at least partially sealingly connected to the first through bore, the seal bushing including a passage extending in an axial direction of the seal bushing;

a piston including a movable block that is movable toward and away from the passage in an axial direction of the seal bushing; and

an elastic member elastically connecting the piston with the seal bush.

4. The cleaning system of claim 3, wherein the one-way valve assembly includes a first state and a second state,

in the first state, the elastic piece enables the movable block to block the channel;

in the second state, the movable mass is away from the channel such that liquid can flow through the channel.

5. The cleaning system of claim 4, wherein the seal bushing comprises:

the sealing part is connected with the first through hole in a sealing mode, and the channel is arranged on the sealing part; and

the spraying portion, with the sealing part is connected, the spraying portion is located the dirty cavity of collection, the spraying portion is including holding chamber and a plurality of second through-hole, hold the chamber with the passageway intercommunication, the movable block is followed sealed bush's axial movably set up in hold the intracavity, a plurality of second through-holes distribute in spraying portion circumference lateral wall, and will spraying portion outside with hold the chamber intercommunication.

6. The cleaning system of claim 5, wherein the second plurality of through holes are located at predetermined positions on the circumferential side wall of the shower portion in the axial direction such that the circumferential side wall of the movable block blocks the second plurality of through holes in the first state.

7. The cleaning system of claim 5, wherein a cross-sectional dimension of the outer peripheral surface of the shower portion perpendicular to the axial direction is larger than a cross-sectional dimension of the outer peripheral surface of the sealing portion perpendicular to the axial direction, such that the shower portion and the sealing portion form a stepped structure.

8. The cleaning system defined in claim 5, wherein the seal is an elastomeric seal.

9. The cleaning system of claim 3, wherein the channel has a first opening toward the movable block, the sealing bushing further comprising a first abutment extending radially inward from an inner wall surface of the channel at the first opening,

the piston further includes:

a second abutment located within the channel; and

a connecting rod connecting the second abutting portion with the movable block,

wherein the elastic member elastically connects the first abutting portion and the second abutting portion.

10. The cleaning system of claim 2, wherein the cleaning robot further comprises:

the cover plate assembly is covered on the storage box assembly, the cover plate assembly comprises a third through hole and a dustproof plug, the third through hole corresponds to the first through hole of the storage box assembly in position, the dustproof plug is arranged in the third through hole, and the dustproof plug comprises a dustproof opening capable of being switched to be in an open-close state.

11. The cleaning system of claim 1, wherein the water injection assembly comprises:

a liquid storage tank;

the liquid conveying device comprises a liquid inlet and a liquid outlet, and the liquid inlet is communicated with the liquid storage tank;

a nozzle communicated with the liquid outlet; and

the nozzle moving device comprises an installation part and a moving part, wherein the moving part can move relative to the installation part, and is connected with the nozzle, so that the moving part can drive the nozzle to move.

12. The cleaning system of claim 1, wherein the cleaning base station further comprises:

a housing; and

an alignment sensor arranged on the outer surface of the shell, the alignment sensor is used for aligning with the cleaning robot,

the water injection assembly is connected with the housing and configured to inject liquid into the storage box assembly in a state where the alignment sensor is aligned with the cleaning robot.