WO2021233243A1

WO2021233243A1 - Base station and sweeping robot

Info

Publication number: WO2021233243A1
Application number: PCT/CN2021/094081
Authority: WO
Inventors: 刘宏德
Original assignee: 追觅创新科技(苏州)有限公司
Priority date: 2020-05-21
Filing date: 2021-05-17
Publication date: 2021-11-25
Also published as: CN213097699U

Abstract

A base station and a sweeping robot. The base station comprises a base station base (13) and a cleaning cloth cleaning component which are detachably arranged. The cleaning cloth cleaning component comprises a cleaning disc (16). The cleaning disc (16) is provided with a sewage collection cavity (164), a clean water fitting port (1682), and a sewage fitting port (1681). The sewage is discharged out of the sewage collection cavity (164) from the sewage fitting port (1681). According to the base station, the sewage collection cavity (164) is exposed in air, so that a user can directly clean the sewage collection cavity (164) without the need for disassembling, which is convenient and quick.

Description

Base station and sweeping robot

Technical field

The invention relates to the field of sweeping machines, in particular to a base station and a sweeping robot.

Background technique

In the existing sweeping robots, after the work is completed, the sweeping robot returns to the charging station for charging. The rags on the sweeping machine need to be manually removed and cleaned and then reinstalled. The charging station is now upgraded to a base station, which can realize the cleaning of the rags of the sweeping robot. Automatic cleaning.

In the field of sweeping robots, it is well known that base stations of different structures are used to automatically clean the wipes of the sweeping robot. In the process of researching and realizing the cleaning robot wipes, the inventor found that the base station in the prior art has at least the following problems:

Firstly, a sewage collection cavity is formed between the base station base and the cleaning tank. If things go on like this, dirt will appear in the sewage collection cavity, which is not easy to clean; secondly, if the dirt is not cleaned up in time, it will accumulate in the clean water docking interface/filter mesh. At this point, the problem of premature blockage of the filter mesh here due to the enrichment of dirt here occurs, which reduces the filtration area utilization and filtration efficiency of the filter mesh.

In view of this, it is necessary to develop a base station and a sweeping robot to solve the above-mentioned problems.

Summary of the invention

In view of the shortcomings in the prior art, the main purpose of the present invention is to provide a base station, which exposes the sewage collection cavity to the air so that users can directly clean the sewage collection cavity without disassembly. Convenient and fast; and it is also equipped with a clean water supply component and a sewage recovery component, which cleans the wipes of the sweeping robot and collects sewage many times, reducing the number of times users need to replace clean water and treat sewage.

Another object of the present invention is to provide a base station, which can directly and frequently remove dirt by completely exposing the sewage collection chamber to the air, replace the filter mesh with the sewage docking interface, and reduce the clogging of the filter mesh by the dirt , Increase the efficiency of filtration; and the sewage docking interface is easier to clean after being dirty than the filter mesh, and it is not easy to cause the phenomenon of dirt accumulation.

In order to achieve the above objects and other advantages according to the present invention, a base station is provided, which includes a base station base and a wipe cleaning assembly. Preferably, the wipe cleaning assembly and the base station base are detachably arranged, and the wipe cleaning assembly includes The cleaning pan is provided with a sewage collection cavity, a clean water docking interface and a sewage docking interface, wherein the sewage is discharged from the sewage docking interface to the sewage collection cavity.

Preferably, the cleaning tray is further provided with a nozzle, and the nozzle is in communication with the clean water docking interface.

Preferably, the nozzle is provided with nozzle openings arranged in an array, and the nozzle opening is provided with a downwardly recessed V-shaped groove.

Preferably, the cleaning pan is further provided with a guiding channel arranged obliquely in a direction away from the sewage collection chamber, and an included angle α is formed between the top surface of the guiding channel and the ground, so that the The top surface is formed with a slope that continuously increases in height as the sweeping robot enters the station.

Preferably, the top surface of the guide channel is formed with at least two anti-skid paths for guiding the sweeping robot into the station;

Preferably, the anti-skid path has upwardly convex lines.

Preferably, cleaning scrapers arranged in a circular array are arranged in the sewage collection cavity.

Preferably, the wipe cleaning component further includes a clean water supply component and a sewage recovery component;

The clean water supply component is communicated with the clean water docking interface, and the sewage recovery component is communicated with the sewage docking interface.

Preferably, the cleaning tray is also provided with:

A filter sponge, which is arranged in front of and in close contact with the sewage docking interface, and the sewage docking interface is in communication with the sewage recovery assembly through a water delivery pipe;

Wherein, the sewage docking interface intersects the bottom surface of the sewage collection cavity.

Preferably, the base station further includes a control system, the control system including at least one processing element programmed to control the clean water supply component to release clean water or the sewage recovery component to perform sewage operations;

Wherein, the base station is provided with base station electrical contacts, and robot electrical contacts are formed on the cleaning robot, and the electrical contacts of the base station and the electrical contacts of the robot communicate with each other to reach between the control system and the cleaning robot. Convection operation communication between clean water and sewage and the operation of supplementing the electric energy of the sweeping robot.

Further, this case also discloses a sweeping robot, which includes the base station described in any one of the foregoing.

One of the above technical solutions has the following advantages or beneficial effects: In this solution, the wiper cleaning component can be completely separated from the base station base. After multiple uses, the user can completely clean the wiper cleaning component without leaving stains in the base. Among them, the clean water docking interface and the sewage docking interface are adopted, so that the rag cleaning assembly can be separated from the sewage discharge pipe and the clean water access pipe, which is convenient for users to use. In addition, the rag cleaning assembly is provided with an inclined guide channel, which is convenient for the sweeping robot to enter the base station, and on the other hand, it is convenient for the user to remove the cleaning assembly from the base station when the cleaning assembly needs to be cleaned.

Another technical solution of the above technical solutions has the following advantages or beneficial effects: it can directly and frequently remove dirt by completely exposing the sewage collection chamber to the air, replace the filter mesh with the sewage docking interface, and reduce the effect of dirt on the filter mesh. The clogging of the sewage increases the filtration efficiency; and the sewage docking interface is easier to clean after being dirtied than the filter mesh, and it is not easy to cause the phenomenon of dirt accumulation.

Description of the drawings

FIG. 1 is a schematic diagram of a three-dimensional structure of a base station according to an embodiment of the present invention;

Figure 2 is a cross-sectional view of a cleaning tray according to an embodiment of the present invention;

Figure 3 is a top view of a cleaning tray according to an embodiment of the present invention;

Figure 4 is a side view of the nozzle proposed according to an embodiment of the present invention;

5 is a perspective view of the three-dimensional structure of the cleaning tray according to an embodiment of the present invention;

6 is a schematic diagram of a three-dimensional structure of some base stations proposed according to an embodiment of the present invention;

Fig. 7 is a schematic diagram of a three-dimensional structure of a supporting lower part proposed according to an embodiment of the present invention;

Fig. 8 is a cross-sectional view of a base station proposed according to an embodiment of the present invention.

Detailed ways

The technical solutions in the embodiments of the present invention will be described clearly and completely in conjunction with the accompanying drawings in the embodiments of the present invention. Obviously, the described embodiments are only a part of the embodiments of the present invention, rather than all of them. Based on the embodiments of the present invention, all other embodiments obtained by those of ordinary skill in the art without creative work shall fall within the protection scope of the present invention.

In the drawings, the shape and size may be exaggerated for clarity, and the same reference numerals will be used in all the drawings to indicate the same or similar parts.

In the following description, terms such as center, thickness, height, length, front, back, rear, left, right, top, bottom, upper, lower, etc. are defined relative to the configuration shown in the drawings In particular, "height" is equivalent to the size from top to bottom, "width" is equivalent to the size from left to right, and "depth" is equivalent to the size from front to back. They are relative concepts, so they may be based on It changes accordingly in different positions and different usage states. Therefore, these or other positions should not be interpreted as restrictive terms.

Terms related to attachment, coupling, etc. (for example, "connection" and "attachment") refer to the relationship in which these structures are directly or indirectly fixed or attached to each other through intermediate structures, and the movable or rigid attachment or relationship, unless Other ways are clearly stated.

According to an embodiment of the present invention in combination with the illustrations in FIG. 1, FIG. 2 and FIG. 3, it can be seen that

The base station includes a base station base 13 and a rag cleaning assembly. The rag cleaning assembly is detachably arranged with the base station base 13. The rag cleaning assembly includes a cleaning tray 16 for carrying the sweeping robot and cleaning the bottom of the sweeping robot. Wiping cloth, no manual cleaning is required; the cleaning tray 16 is provided with a sewage collection chamber 164, a clean water docking interface 1682, and a sewage docking interface 1681;

Wherein, the cleaning tray 16 is further provided with a nozzle 163, the nozzle 163 is in communication with the clean water docking interface 1682, and the nozzle 163 is provided with nozzle openings arranged in an array.

Now in conjunction with Figure 3, referring to Figures 4 and 5, it can be clearly seen that the nozzle 163 is provided with a clean water inlet 1632, which communicates with a clean water docking interface 1682 through a water delivery pipe; the nozzle 163 is also provided with a clean water inlet 1632. Array of nozzle openings 1631, the nozzle openings are provided with downwardly recessed V-shaped grooves 1631, so that when the liquid flows out of the nozzles 163, the blocking phenomenon is minimized, and the formed diversion plane provides uniform high impact force The spray shape can clean the rag evenly.

2 again, it can be clearly seen that an included angle α is formed between the top surface of the cleaning tray 16 and the ground, so that the top surface of the cleaning tray 16 is formed with a height that continuously increases as the cleaning robot enters the station. Slope.

3 and 5 again, the top surface of the cleaning pan 16 is formed with a guiding channel for guiding the cleaning robot into the station, and a plurality of anti-skid paths 165 are formed in the guiding channel to prevent the cleaning robot from slipping. The set position can enable the cleaning tray 16 to accurately clean the sweeping robot without affecting the climb of the sweeping machine, and the anti-skid path 165 has upwardly convex lines.

2 and 5 again, the sewage collection chamber 164 is provided with cleaning blades 161 arranged in a circular array, and the cross-sectional area of the cleaning blades 161 gradually decreases in the longitudinal direction from bottom to top. .

Specifically, it should be understood that the shape of the cleaning blade 161 is not limited. In some embodiments, the cleaning blade 161 may be irregular, arranged in an array in the sewage collection cavity 164, and The cleaning blade 161 should be evenly arranged under the cloth.

Further, when the sweeping robot enters the station on the cleaning tray, the wipe of the sweeping robot first enters the base station. During the traveling, the top of the cleaning scraper 161 scrapes the dirt on the traveling rag. The scrapers 161 are arranged in a circular array, so that every part of the rag can be scratched, and the average amount of dirt scraped on each cleaning scraper 161 is small, so that the scraped dirt will not be stained. The other parts of the rag that are subsequently entered help to improve the cleaning effect and improve the cleaning efficiency.

With reference to Figure 1, referring to Figures 6 and 7, it can be clearly seen that the wipe cleaning assembly also includes a clean water replenishment component 141 and a sewage recovery component 142. The clean water replenishment component 141 and the sewage recovery component 142 are arranged in the storage box 112. The clean water docking interface 1682 is opposite to the water inlet connector 1322 on the lower support cover 132, and the sewage docking interface 1681 is opposite to the sewage docking interface 1321, so as to pull the cleaning tray 16 out of the cleaning chamber When the clean water supply and sewage recovery channels can be smoothly disconnected; when the cleaning tray 16 is returned to the cleaning chamber, the clean water docking interface 1682 is docked with the water inlet connector 1322 on the support lower cover 132, and the sewage docking interface 1681 is connected to The docking of the sewage docking interface 1321 can quickly and accurately realize the smooth communication between the clean water supply channel and the sewage recovery channel.

Further, the clean water supply component 141 is connected to the clean water docking interface 1682, and the sewage recovery component 142 is connected to the sewage docking interface 1681. The arrangement of the clean water replenishment component 141 and the sewage recovery component 142 can make the user do not need to process the cleaning tray for a period of time or longer, which improves the user experience.

Further, a negative pressure generator is provided between the cleaning tray 16 and the clean water supply assembly 141 or the cleaning tray 16 and the sewage recovery assembly 142, and the negative pressure generator is connected to the cleaning tray 16 through a water pipe. And the clean water supply component 141 or the sewage recovery component 142 to realize the cleaning of the rags and the collection of sewage.

It should be understood that the negative pressure generator includes at least one clean water driver 121 and one sewage driver 122, the clean water driver 121 is drivingly connected to the clean water tank 141, and the sewage driver 122 is drivingly connected to the sewage tank 142 .

3 and 6 again, the cleaning tray 16 is also provided with: a filter sponge 167, which is arranged in front of the sewage docking interface 1681 and in close contact, the sewage docking interface 1681 is connected to the sewage recovery assembly 142 through a water pipe Wherein, the sewage docking interface 1681 intersects the bottom surface of the sewage collection cavity 164, and the sewage docking interface 1681 is lower than the sewage collection cavity 164 so that the sewage can flow out from the sewage docking interface 1681 as much as possible to improve the sewage Recycle as large as possible into the sewage tank 142.

Further, referring to Figure 8 in conjunction with Figure 3, the filter sponge 167 is provided with a limiting column around the periphery, the purpose of which is to limit the filter sponge 167 to the sewage docking interface 1681. The filter sponge 167 can prevent large particles from entering the water pipe. Clogging causes large particles to accumulate in the sewage collection chamber 164, which is convenient for processing. Specifically, when the wipe of the sweeping robot is arranged above the sewage collection chamber 164, the negative pressure generator is driven to generate suction negative pressure, and the clean water in the clean water supply assembly 141 flows to the nozzle 163 along with the water pipe, and then sprays to the nozzle 163. On the rag, meanwhile, the sewage in the sewage collection chamber 164 is filtered by the filter sponge 167 and then recovered into the sewage recovery assembly 142 through the sewage docking interface 1681, and cyclically circulates until the rag is cleaned.

It should be understood that the clean water docking interface 1682 and the sewage docking interface 1681 are arranged on the side with the highest height of the washing pan 16.

Referring again to FIG. 8 in conjunction with FIG. 6, the base station base 13 includes the upper support cover 131 and the lower support portion 132. The upper support cover 131 and the lower support portion 132 are disposed oppositely to form a clean chamber, and the cleaning tray 16 is at least Partly placed in the clean cavity;

Further, the inner side walls of the upper supporting cover 131 and the lower supporting portion 132 are provided with guide wheels 151; the guide wheels 151 are provided with at least four, and the side walls of the upper supporting cover 131 and the lower supporting portion 132 are provided with at least four guide wheels. The upper is arranged in an array, and its purpose is to guide the sweeping robot to enter the cleaning cavity smoothly when the sweeping robot enters the station, increase the rolling friction with the sweeping robot, and avoid the sweeping robot and the supporting upper cover 131 and the supporting lower part 132. Wear between.

Referring again to FIG. 7, the bottom of the supporting lower portion 132 is provided with a protrusion 1323, and the protrusion 1323 is used in conjunction with the groove 169 (as shown in FIG. 5 ).

Specifically, when the cleaning tray 16 enters or exits the cleaning chamber, there is no need for any mechanical structure to restrict driving the cleaning tray 16 to enter or exit the cleaning chamber, and only the user needs to use both hands to remove or install the cleaning tray 16 to the cleaning chamber. Just inside the cavity.

Further, the base station further includes a control system that includes at least one processing element programmed to control the clean water supply assembly 141 to release clean water or the sewage recovery assembly 142 for sewage operations;

Wherein, a base station electrical contact 124 is formed on the surface of the cleaning chamber facing the cleaning robot (as shown in FIG. 8), and a robot electrical contact is formed on the cleaning robot. The electrical contacts are conducted to achieve convection communication between the control system and the cleaning robot for clean water and sewage, and to supplement the electrical energy of the cleaning robot.

Further, although not shown in the figure, it should be understood that the sweeping robot can automatically stop at the set position to complete the task of cleaning the rag and replenishing electrical energy. There should be a sensor between the sweeping robot and the base. When the sweeping robot moves to the set stop position, the sensor receives a stop signal, and the wheels of the sweeping robot stop moving. The electrical contacts of the robot are connected to each other to start charging; at the same time, the negative pressure generator receives the cleaning task and starts to perform the cleaning task.

Further, referring to FIG. 1 again, the base station is further provided with a housing 111, specifically, a cleaning robot is used in conjunction with the above-mentioned base station.

The specific driving method can be any one of the existing motor drive, pneumatic drive, magnetic drive, hydraulic drive, etc., or a combination of the above two or more drive methods, to realize the clean water and sewage in the sewage. The flow between the collection chamber and the clean water supply component or the sewage recovery component.

The number of equipment and the processing scale described here are used to simplify the description of the present invention. Applications, modifications and changes to the present invention are obvious to those skilled in the art.

Although the embodiments of the present invention have been disclosed as above, they are not limited to the applications listed in the specification and embodiments. It can be applied to various fields suitable for the present invention. For those skilled in the art, it can be easily Other modifications are implemented, so without departing from the general concept defined by the claims and equivalent scope, the present invention is not limited to the specific details and the legends shown and described here.

Claims

A base station, comprising a base station base (13) and a rag cleaning assembly, characterized in that the rag cleaning assembly and the base station base (13) are detachably arranged, the rag cleaning assembly includes a cleaning tray (16), the The cleaning tray (16) is provided with a sewage collection cavity (164), a clean water docking interface (1682) and a sewage docking interface (1681), wherein the sewage is discharged from the sewage docking interface (1681) to the sewage collection cavity (164).
The base station according to claim 1, wherein the cleaning tray (16) is further provided with a nozzle (163), and the nozzle (163) is in communication with the clean water docking interface (1682).
The base station according to claim 2, wherein the nozzles (163) are provided with nozzle openings arranged in an array.
The base station according to claim 1, characterized in that the cleaning pan (16) is further provided with a guide channel arranged obliquely in a direction away from the sewage collection chamber, and a guide channel is formed between the top surface of the guide channel and the ground. An included angle α is such that the top surface of the cleaning pan (16) is formed with a slope whose height increases as the cleaning robot enters the station.
The base station according to claim 4, wherein the top surface of the guide channel is formed with at least two anti-skid paths (165) for guiding the sweeping robot into the station.
The base station according to claim 5, wherein the anti-skid path (165) has upwardly convex lines.
The base station according to claim 1, wherein the sewage collection cavity (164) is provided with cleaning scrapers (161) arranged in a circular array.
The base station according to claim 1, wherein the wipe cleaning component further comprises a clean water supply component (141) and a sewage recovery component (142);

The clean water supply component (141) is in communication with the clean water docking interface (1682), and the sewage recovery component (142) is in communication with the sewage docking interface (1681).
The base station according to claim 1, wherein the cleaning tray (16) is further provided with a filter sponge (167), which is arranged in front of and in close contact with the sewage docking interface (1681).
A sweeping robot system, characterized in that it comprises the base station according to any one of claims 1-9.
A base station, comprising a base station base (13) and a rag cleaning assembly, characterized in that the rag cleaning assembly and the base station base (13) are detachably arranged, the rag cleaning assembly includes a cleaning tray (16), the The cleaning pan (16) is provided with a sewage collection cavity (164), a clean water docking interface (1682) and a sewage docking interface (1681), wherein the sewage is discharged from the sewage docking interface (1681) to the sewage collection cavity (164); The cleaning tray (16) is also provided with a nozzle (163), the nozzle (163) is in communication with the clean water docking interface (1682), and the nozzle (163) is symmetrically arranged at the symmetry axis of the sewage collection chamber (164).
As claimed? The base station according to 11, characterized in that the nozzles (163) are provided with nozzle openings arranged in an array.
As claimed? The base station according to 12, wherein the line connecting the nozzle openings in the array is perpendicular to the axis of symmetry.
As claimed? The base station according to 11, characterized in that the cleaning tray (16) is also provided with a guide channel arranged obliquely in a direction away from the sewage collection chamber, and an included angle is formed between the top surface of the guide channel and the ground ? α, so that the top surface of the cleaning pan (16) is formed with a slope that continuously increases in height as the cleaning robot enters the station.
As claimed? The base station according to 14, characterized in that at least two anti-skid paths (165) for guiding the sweeping robot into the station are formed on the top surface of the guide channel.
As claimed? The base station according to 15, characterized in that the anti-skid path (165) has upwardly convex lines.
As claimed? The base station according to 11, characterized in that, cleaning scrapers (161) arranged in a circular array are arranged in the sewage collection cavity (164).
As claimed? The base station according to 11, characterized in that the wipe cleaning component further includes a clean water supply component (141) and a sewage recovery component (142);

The clean water supply component (141) is in communication with the clean water docking interface (1682), and the sewage recovery component (142) is in communication with the sewage docking interface (1681).
As claimed? The base station according to 11, characterized in that the cleaning tray (16) is further provided with a filter sponge (167), which is arranged in front of the sewage docking interface (1681) and is in close contact.
A sweeping robot system, characterized in that it contains as claimed in the claims? A base station of any one of 11-19.
A base station, comprising a base station base (13) and a rag cleaning assembly, characterized in that the rag cleaning assembly and the base station base (13) are detachably arranged, the rag cleaning assembly includes a cleaning tray (16), the The cleaning pan (16) is provided with a sewage collection cavity (164), a clean water docking interface (1682) and a sewage docking interface (1681), wherein the sewage is discharged from the sewage docking interface (1681) to the sewage collection cavity (164); The cleaning tray (16) is also provided with a guide channel arranged obliquely in a direction away from the sewage collection cavity, and at least two anti-skid paths (165) for guiding the cleaning robot into the station are formed on the top surface of the guide channel; The cleaning tray (16) is also provided with a nozzle (163), the nozzle (163) is in communication with the clean water docking interface (1682), the nozzle (163) is arranged in the sewage collection chamber (164), and the nozzle ( 163) symmetrically arranged at the symmetry axis of the guide channel.
The base station according to claim 21, wherein the nozzles (163) are provided with nozzle openings arranged in an array.
The base station according to claim 22, wherein the line connecting the nozzle openings in the array is perpendicular to the axis of symmetry.
The base station according to claim 22, characterized in that an included angle α is formed between the top surface of the guide channel and the ground, so that the top surface of the cleaning pan (16) is formed with the sweeping robot moving forward. The direction of the station keeps increasing in height of the slope.
The base station according to claim 22 or 23, wherein the nozzle opening is provided with a downwardly recessed V-shaped groove (1631).
The base station according to claim 21, wherein the anti-skid path (165) has upwardly convex lines.
The base station according to claim 21, characterized in that, cleaning scrapers (161) arranged in a circular array are arranged in the sewage collection cavity (164).
The base station according to claim 21, wherein the wipe cleaning component further comprises a clean water supply component (141) and a sewage recovery component (142);

The clean water supply component (141) is in communication with the clean water docking interface (1682), and the sewage recovery component (142) is in communication with the sewage docking interface (1681).
The base station according to claim 21, wherein the cleaning tray (16) is further provided with a filter sponge (167), which is arranged in front of the sewage docking interface (1681) and is in close contact.
A sweeping robot system, characterized in that it comprises the base station according to any one of claims 21-29.