CN115429171A - Sewage tank for cleaning robot and cleaning robot - Google Patents

Sewage tank for cleaning robot and cleaning robot Download PDF

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Publication number
CN115429171A
CN115429171A CN202211031333.1A CN202211031333A CN115429171A CN 115429171 A CN115429171 A CN 115429171A CN 202211031333 A CN202211031333 A CN 202211031333A CN 115429171 A CN115429171 A CN 115429171A
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CN
China
Prior art keywords
suction port
swing arm
cleaning robot
sewage
air suction
Prior art date
Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
Pending
Application number
CN202211031333.1A
Other languages
Chinese (zh)
Inventor
许超
黄方艺
Current Assignee (The listed assignees may be inaccurate. Google has not performed a legal analysis and makes no representation or warranty as to the accuracy of the list.)
Candela Shenzhen Technology Innovations Co Ltd
Original Assignee
Candela Shenzhen Technology Innovations Co Ltd
Priority date (The priority date is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the date listed.)
Filing date
Publication date
Application filed by Candela Shenzhen Technology Innovations Co Ltd filed Critical Candela Shenzhen Technology Innovations Co Ltd
Priority to CN202211031333.1A priority Critical patent/CN115429171A/en
Publication of CN115429171A publication Critical patent/CN115429171A/en
Pending legal-status Critical Current

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    • A—HUMAN NECESSITIES
    • A47—FURNITURE; DOMESTIC ARTICLES OR APPLIANCES; COFFEE MILLS; SPICE MILLS; SUCTION CLEANERS IN GENERAL
    • A47L—DOMESTIC WASHING OR CLEANING; SUCTION CLEANERS IN GENERAL
    • A47L11/00—Machines for cleaning floors, carpets, furniture, walls, or wall coverings
    • A47L11/40—Parts or details of machines not provided for in groups A47L11/02 - A47L11/38, or not restricted to one of these groups, e.g. handles, arrangements of switches, skirts, buffers, levers
    • A47L11/4013—Contaminants collecting devices, i.e. hoppers, tanks or the like
    • A47L11/4016—Contaminants collecting devices, i.e. hoppers, tanks or the like specially adapted for collecting fluids
    • A—HUMAN NECESSITIES
    • A47—FURNITURE; DOMESTIC ARTICLES OR APPLIANCES; COFFEE MILLS; SPICE MILLS; SUCTION CLEANERS IN GENERAL
    • A47L—DOMESTIC WASHING OR CLEANING; SUCTION CLEANERS IN GENERAL
    • A47L11/00—Machines for cleaning floors, carpets, furniture, walls, or wall coverings
    • A47L11/29—Floor-scrubbing machines characterised by means for taking-up dirty liquid
    • A47L11/30—Floor-scrubbing machines characterised by means for taking-up dirty liquid by suction
    • A—HUMAN NECESSITIES
    • A47—FURNITURE; DOMESTIC ARTICLES OR APPLIANCES; COFFEE MILLS; SPICE MILLS; SUCTION CLEANERS IN GENERAL
    • A47L—DOMESTIC WASHING OR CLEANING; SUCTION CLEANERS IN GENERAL
    • A47L11/00—Machines for cleaning floors, carpets, furniture, walls, or wall coverings
    • A47L11/40—Parts or details of machines not provided for in groups A47L11/02 - A47L11/38, or not restricted to one of these groups, e.g. handles, arrangements of switches, skirts, buffers, levers
    • A47L11/4011—Regulation of the cleaning machine by electric means; Control systems and remote control systems therefor
    • A—HUMAN NECESSITIES
    • A47—FURNITURE; DOMESTIC ARTICLES OR APPLIANCES; COFFEE MILLS; SPICE MILLS; SUCTION CLEANERS IN GENERAL
    • A47L—DOMESTIC WASHING OR CLEANING; SUCTION CLEANERS IN GENERAL
    • A47L11/00—Machines for cleaning floors, carpets, furniture, walls, or wall coverings
    • A47L11/40—Parts or details of machines not provided for in groups A47L11/02 - A47L11/38, or not restricted to one of these groups, e.g. handles, arrangements of switches, skirts, buffers, levers
    • A47L11/4013—Contaminants collecting devices, i.e. hoppers, tanks or the like
    • A47L11/4016—Contaminants collecting devices, i.e. hoppers, tanks or the like specially adapted for collecting fluids
    • A47L11/4019—Fill level sensors; Security means to prevent overflow, e.g. float valves
    • A—HUMAN NECESSITIES
    • A47—FURNITURE; DOMESTIC ARTICLES OR APPLIANCES; COFFEE MILLS; SPICE MILLS; SUCTION CLEANERS IN GENERAL
    • A47L—DOMESTIC WASHING OR CLEANING; SUCTION CLEANERS IN GENERAL
    • A47L2201/00—Robotic cleaning machines, i.e. with automatic control of the travelling movement or the cleaning operation

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  • Cleaning In General (AREA)

Abstract

The invention relates to a sewage tank for a cleaning robot and the cleaning robot, the sewage tank for the cleaning robot comprises: the box body is provided with an air suction port and a sewage suction port respectively; the air suction port on the fan corresponds to the position of the air suction port; and the swing arm is hinged on the inner wall of the box body. According to the scheme provided by the application, when the swing arm is located at the first position, the air suction port is communicated with the inner cavity of the box body through the air suction port, at the moment, the swing arm is located at the lowest position relatively, after the fan starts to work, the fan sucks air in the box body through the air suction port and the air suction port, air pressure in the box body is converted from normal atmospheric pressure into relative negative pressure, and water on the ground flows into the box body through the dirt suction port; when sewage continuously flows into the box, the water level in the box constantly rises, and when the water level in the box reached preset position, the swing arm moved to the second position, and at this moment, the one end of swing arm sheltered from on the induction port to can prevent that sewage from entering into the fan from the induction port.

Description

Sewage tank for cleaning robot and cleaning robot
Technical Field
The invention relates to the technical field of cleaning robots, in particular to a sewage tank for a cleaning robot and the cleaning robot.
Background
In the present cleaning robot, in order to guarantee the clean effect, can design a sewage case usually, utilize the fan to inhale ground sewage in the sewage case.
Because fan and sewage case intercommunication, when the sewage incasement water yield is more, the fan is induced drafting the time, probably inhales the fan with the water of sewage incasement inside to lead to the fan to break down, and then influence cleaning machines people's normal work.
Disclosure of Invention
Therefore, the sewage tank for the cleaning robot and the cleaning robot are needed to be provided for solving the problem that when the sewage tank for the existing cleaning robot works, and the amount of water in the sewage tank is large, the fan can suck sewage into the fan, so that the fan breaks down.
The present invention provides a sewage tank for a cleaning robot, including:
the box body is provided with an air suction port and a sewage suction port respectively;
the air suction port on the fan corresponds to the air suction port in position;
the swing arm is hinged to the inner wall of the box body and provided with a first position and a second position which rotate relative to the box body, and when the swing arm is located at the first position, the air suction port is communicated with the inner cavity of the box body through the air suction port; when the swing arm is at the second position, one end of the swing arm is shielded on the air suction port, and the air suction port is separated from the air suction port.
In one embodiment, the swing arm has a density less than that of water.
In one embodiment, the swing arm comprises a floating block, a shielding plate and an arm body, the floating block is connected with the shielding plate through the arm body, and the shielding plate is hinged on the inner wall of the box body; when the swing arm is at a first position, the shielding plate is opened relative to the air suction port; when the floating block drives the shielding plate to move to a preset position through the arm body under the action of buoyancy, the shielding plate is buckled on the air suction port, and the swing arm is converted into a second position from a first position.
In one embodiment, a sealing ring is arranged on the side of the shielding plate facing the suction opening.
In one embodiment, the sewage tank for the cleaning robot further comprises a filter element disposed in the tank body, and the suction port is communicated with the suction port through the filter element.
In one embodiment, the mounting cover on the filter cartridge is provided with a vent hole.
In one embodiment, the sewage tank for the cleaning robot further includes a first detection sensor and a second detection sensor provided on the tank body;
the first detection sensor is used for detecting the position of the swing arm when the swing arm is at a first position, and the second detection sensor is used for detecting the position of the swing arm when the swing arm is at a second position.
In one embodiment, the sewage tank for the cleaning robot further includes a controller electrically connected to the first detection sensor, the second detection sensor, and the fan, respectively.
In one embodiment, the sewage tank for the cleaning robot further comprises a sewage discharge pipe and an electromagnetic valve, the sewage discharge pipe is communicated with the inner cavity of the tank body, and the electromagnetic valve is arranged in the sewage discharge pipe.
The invention also provides a cleaning robot, which comprises a cleaning robot body and the sewage tank for the cleaning robot as described in any one of the embodiments of the application, wherein the sewage tank for the cleaning robot is arranged on the cleaning robot body.
The beneficial effects of the invention include:
according to the sewage tank for the cleaning robot, when the swing arm is located at the first position, the air suction port is communicated with the inner cavity of the tank body through the air suction port, at the moment, the swing arm is located at the lowest position relatively, after the fan starts to work, the fan sucks air in the tank body through the air suction port and the air suction port, air pressure in the tank body is converted from normal atmospheric pressure into relative negative pressure, and water on the ground flows into the tank body through the sewage suction port; when sewage continuously flows into the box, the water level in the box constantly rises, and when the water level in the box reached preset position, the swing arm moved to the second position, and at this moment, the one end of swing arm sheltered from on the induction port to can prevent that sewage from entering into the fan from the induction port.
Drawings
Fig. 1 is a schematic structural view of a sewage tank for a cleaning robot according to an embodiment of the present invention;
FIG. 2 is another schematic view of FIG. 1;
FIG. 3 is a schematic view of the swing arm of FIG. 1 in a different position;
FIG. 4 is yet another schematic view of FIG. 1;
FIG. 5 is a partial schematic view of FIG. 4;
fig. 6 is a side view of fig. 1.
The figures are labeled as follows:
10. a box body; 101. an air suction port; 102. a sewage suction port; 103. a sewage discharge pipe; 20. swinging arms; 201. floating blocks; 202. a shielding plate; 30. a filter element; 301. installing a cover; 3011. a vent hole; 40. a first detection sensor; 50. a second detection sensor.
Detailed Description
In order to make the aforementioned objects, features and advantages of the present invention comprehensible, embodiments accompanied with figures are described in detail below. In the following description, numerous specific details are set forth in order to provide a thorough understanding of the present invention. This invention may, however, be embodied in many different forms and should not be construed as limited to the embodiments set forth herein.
In the description of the present invention, it is to be understood that the terms "central," "longitudinal," "transverse," "length," "width," "thickness," "upper," "lower," "front," "rear," "left," "right," "vertical," "horizontal," "top," "bottom," "inner," "outer," "clockwise," "counterclockwise," "axial," "radial," "circumferential," and the like are used in the orientations and positional relationships indicated in the drawings for convenience in describing the invention and to simplify the description, but are not intended to indicate or imply that the device or element so referred to must have a particular orientation, be constructed and operated in a particular orientation, and are not to be construed as limiting the invention.
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 to implicitly indicate 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 the description of the present invention, "a plurality" means at least two, e.g., two, three, etc., unless specifically limited otherwise.
In the present invention, unless otherwise expressly stated or limited, the terms "mounted," "connected," "secured," and the like are to be construed broadly and can, for example, be fixedly connected, detachably connected, or integrally formed; can be mechanically or electrically connected; they may be directly connected or indirectly connected through intervening media, or they may be connected internally or in any other suitable relationship, unless expressly stated otherwise. The specific meanings of the above terms in the present invention can be understood according to specific situations by those of ordinary skill in the art.
In the present invention, unless expressly stated or limited otherwise, the first feature "on" or "under" the second feature may be directly contacting the second feature or the first and second features may be indirectly contacting each other through intervening media. Also, a first feature "on," "above," and "over" a second feature may be directly on or obliquely above the second feature, or simply mean that the first feature is at a higher level than the second feature. A first feature being "under," "below," and "beneath" a second feature may be directly under or obliquely under the first feature, or may simply mean that the first feature is at a lesser elevation than the second feature.
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 intervening elements may also be present. When an element is referred to as being "connected" to another element, it can be directly connected to the other element or intervening elements may also be present. The terms "vertical," "horizontal," "upper," "lower," "left," "right," and the like as used herein are for illustrative purposes only and do not denote a unique embodiment.
As shown in fig. 1, in an embodiment of the present invention, there is provided a sewage tank for a cleaning robot, including: the fan-type air conditioner comprises a box body 10, a fan and a swing arm 20, wherein the box body 10 is respectively provided with an air suction port 101 and a dirt suction port 102, an air suction port on the fan corresponds to the position of the air suction port 101, the swing arm 20 is hinged to the inner wall of the box body 10, the swing arm 20 is provided with a first position and a second position which rotate relative to the box body 10, and when the swing arm 20 is located at the first position, the air suction port is communicated with an inner cavity of the box body 10 through the air suction port 101; when the swing arm 20 is in the second position, one end of the swing arm 20 is shielded on the suction port 101, and the suction port is blocked from the suction port 101.
The embodiment of the application defines that the swing arm 20 is at the first position when at the lowest position, at this time, the air suction port 101 is completely opened, the air suction port on the blower is communicated with the inner cavity of the box 10 through the air suction port 101, after the blower starts to work, the blower sucks the air in the box 10 through the air suction port and the air suction port 101, the air pressure in the box 10 is converted from normal atmospheric pressure into relative negative pressure, and the water on the ground flows into the box 10 through the dirt suction port 102; when sewage continuously flows into the box 10, the water level in the box 10 continuously rises, when the water level in the box 10 reaches the preset position, namely the water level reaches the highest water level, the swing arm 20 moves to the second position, and at the moment, one end of the swing arm 20 is shielded on the air suction port 101, so that the sewage can be prevented from entering the fan from the air suction port 101.
In some embodiments, in order to facilitate the swing arm 20 to rotate synchronously with the water level inside the tank 10, the swing arm 20 in the embodiment of the present application has a density less than that of water.
Specifically, as shown in fig. 1 in combination with fig. 2 and 3, the swing arm 20 in the embodiment of the present application includes a floating block 201, a shielding plate 202, and an arm body, wherein the densities of the floating block 201, the shielding plate 202, and the arm body are all less than the density of water, the floating block 201 is connected with the shielding plate 202 through the arm body, and the shielding plate 202 is hinged to the inner wall of the box 10; when the swing arm 20 is in the first position, the shutter 202 is open with respect to the suction port 101; when the floating block 201 drives the shielding plate 202 to move to the predetermined position through the arm under the action of the floating force, the shielding plate 202 is buckled on the air inlet 101, and the swing arm 20 is switched from the first position to the second position.
Because the density of the floating block 201, the baffle plate 202 and the arm body is smaller than that of water, the floating block 201 is connected with the baffle plate 202 through the arm body, and meanwhile, the baffle plate 202 is hinged on the inner wall of the box body 10, after sewage is sucked into the box body 10, the floating block 201 floats on the sewage surface. When the floating block 201 is at the lowest water level, at this time, the sewage in the tank 10 is also at a relatively low water level; after the blower works, the sewage in the box 10 gradually increases, the floating block 201 also synchronously and slowly rises, at this time, the floating block 201 synchronously drives the baffle plate 202 to rotate relative to the box 10, and when the sewage in the box 10 reaches the maximum water level, the floating block 201 synchronously drives the baffle plate 202 to be buckled on the air suction port 101 through the arm body. Similarly, when the sewage in the tank 10 gradually decreases, the floating block 201 drives the shielding plate 202 to move reversely through the arm.
In some embodiments, when the shielding plate 202 is snapped onto the suction port 101, in order to ensure the sealing property between the two, the present application provides a sealing ring on the side of the shielding plate 202 facing the suction port 101.
When the floating block 201 moves to the highest position, the floating block 201 drives the shielding plate 202 to be buckled on the air inlet 101, and at the moment, the sealing ring on the shielding plate 202 is abutted against the circumferential edge of the air inlet 101, so that the shielding plate 202 is ensured to be tightly buckled with the edge of the air inlet 101.
In some embodiments, in order to prevent other foreign materials from being sucked into the blower through the suction port 101 when the blower is in operation, as shown in fig. 1 in combination with fig. 3, the sump for a cleaning robot in an embodiment of the present invention further includes a filter element 30, the filter element 30 is disposed in the tank 10, and the suction port communicates with the suction port 101 through the filter element 30.
Because the filter element 30 is arranged between the fan and the air suction port 101 on the box body, when the fan works, other impurities can be automatically filtered by the filter element 30, and the fan is prevented from being damaged due to entering the fan.
In some embodiments, as shown in fig. 4 in combination with fig. 5, the present application provides a vent hole 3011 in the mounting cap 301 on the filter cartridge 30.
When the air suction device is used, when the swing arm 20 rises to the highest water level, the fan can stop working later, but at the moment that the air suction port 101 is closed, the fan is still in a working state, if no other channel is used for air suction, relative negative pressure can occur in an air suction channel, the fan can be possibly broken down, and great potential safety hazards are generated. For preventing this problem from appearing, this application is provided with air vent 3011 on installation lid 301, and this air vent 3011 can let the air enter into the passageway that induced drafts to negative pressure can not appear in making the fan passageway, avoids the fan to break down.
In some embodiments, as shown in fig. 6, the sewage tank for the cleaning robot in the present application further includes a first detection sensor 40 and a second detection sensor 50 provided on the tank body 10; wherein the first detection sensor 40 is used for detecting the position of the swing arm 20 when the swing arm 20 is at the first position, and the second detection sensor 50 is used for detecting the position of the swing arm 20 when the swing arm 20 is at the second position.
In use, when the swing arm 20 is at the initial position, that is, the swing arm 20 is at the lowest position or the first position, the first detection sensor 40 can detect the floating block 201 on the swing arm 20, and at this time, the water in the tank 10 is at a low level; when the swing arm 20 is at the highest position, that is, the swing arm 20 is at the second position, the second detection sensor 50 can detect the corresponding floating block 201, and at this time, the water in the tank 10 is at a high water level.
In some embodiments, in order to control the opening and closing of the fan conveniently, the sewage tank for the cleaning robot in the present application further includes a controller, and the controller is electrically connected to the first detection sensor 40, the second detection sensor 50, and the fan respectively.
When the first detection sensor 40 detects that the swing arm 20 is at the lowest position, the first detection sensor 40 sends a detected signal to the controller, the controller controls the fan to start, and at the moment, sewage gradually flows into the tank 10 from the sewage suction port 102; when the second detection sensor 50 detects that the swing arm 20 is at the uppermost position, the second detection sensor 50 sends a detected signal to the controller, and the controller controls the fan to be turned off.
In some embodiments, in order to facilitate the discharge of the sewage in the tank 10, as shown in fig. 1, the sewage tank for a cleaning robot in the present application further includes a sewage pipe 103 and an electromagnetic valve, wherein the sewage pipe 103 is communicated with the inner cavity of the tank 10, and the electromagnetic valve is disposed in the sewage pipe 103.
When in use, the electromagnetic valve is controlled to be opened or closed, so that the sewage in the box body 10 can be discharged through the sewage discharge pipe 103.
The present invention also provides a cleaning robot including a cleaning robot body and a sewage tank for a cleaning robot as any one of the embodiments described in this application, the sewage tank for a cleaning robot being provided on the cleaning robot body.
In summary, the present invention provides a sewage tank for a cleaning robot, including: the fan-type air conditioner comprises a box body 10, a fan and a swing arm 20, wherein the box body 10 is respectively provided with an air suction port 101 and a dirt suction port 102, an air suction port on the fan corresponds to the air suction port 101 in position, the swing arm 20 is hinged to the inner wall of the box body 10, the swing arm 20 is provided with a first position and a second position which rotate relative to the box body 10, and when the swing arm 20 is located at the first position, the air suction port is communicated with an inner cavity of the box body 10 through the air suction port 101; when the swing arm 20 is in the second position, one end of the swing arm 20 is shielded on the suction port 101, and the suction port is blocked from the suction port 101. The embodiment of the application defines that the swing arm 20 is at the first position when located at the lowest position, at this time, the air suction port 101 is completely opened, the air suction port on the fan is communicated with the inner cavity of the box body 10 through the air suction port 101, after the fan starts to work, the fan sucks the air in the box body 10 through the air suction port and the air suction port 101, the air pressure in the box body 10 is converted from normal atmospheric pressure into relative negative pressure, and the water on the ground flows into the box body 10 through the dirt suction port 102; when sewage continuously flows into the box 10, the water level in the box 10 continuously rises, and when the water level in the box 10 reaches the preset position, namely the water level reaches the highest water level, the swing arm 20 moves to the second position, and at the moment, one end of the swing arm 20 is shielded on the air suction port 101, so that the sewage can be prevented from entering the fan from the air suction port 101. In order to facilitate the synchronous rotation of the swing arm 20 with the change of the water level in the tank 10, the density of the swing arm 20 in the embodiment of the present application is less than that of water. As shown in fig. 1 and fig. 2 and 3, the swing arm 20 in the embodiment of the present application includes a floating block 201, a shielding plate 202, and an arm body, wherein the densities of the floating block 201, the shielding plate 202, and the arm body are all less than the density of water, the floating block 201 is connected with the shielding plate 202 through the arm body, and the shielding plate 202 is hinged to the inner wall of the box body 10; when the swing arm 20 is in the first position, the shutter 202 is opened with respect to the suction port 101; when the floating block 201 drives the shielding plate 202 to move to the preset position through the arm under the action of the buoyancy, the shielding plate 202 is buckled on the air suction opening 101, and the swing arm 20 is switched from the first position to the second position. Because the density of the floating block 201, the baffle plate 202 and the arm body is smaller than that of water, the floating block 201 is connected with the baffle plate 202 through the arm body, and meanwhile, the baffle plate 202 is hinged on the inner wall of the box body 10, after sewage is sucked into the box body 10, the floating block 201 can float on the sewage surface. When the floating block 201 is at the lowest water level, at this time, the sewage in the tank 10 is also at a relatively low water level; after the blower works, the sewage in the box 10 gradually increases, the floating block 201 also synchronously and slowly rises, at this time, the floating block 201 synchronously drives the baffle plate 202 to rotate relative to the box 10, and when the sewage in the box 10 reaches the maximum water level, the floating block 201 synchronously drives the baffle plate 202 to be buckled on the air suction port 101 through the arm body. Similarly, when the sewage in the tank 10 gradually decreases, the floating block 201 drives the shielding plate 202 to move reversely through the arm. In the present invention, a seal ring is provided on the side of the shield plate 202 facing the inlet 101 in order to ensure the sealing between the shield plate 202 and the inlet 101 when the shield plate 202 is engaged with the inlet 101. When the floating block 201 moves to the highest position, the floating block 201 drives the shielding plate 202 to be buckled on the air inlet 101, and at the moment, the sealing ring on the shielding plate 202 is abutted against the circumferential edge of the air inlet 101, so that the shielding plate 202 is ensured to be tightly buckled with the edge of the air inlet 101. In order to prevent other foreign substances from being sucked into the blower from the suction port 101 when the blower is in operation, as shown in fig. 1 in combination with fig. 3, the sewage tank for a cleaning robot in the embodiment of the present application further includes a filter element 30, the filter element 30 is disposed in the tank body 10, and the suction port is communicated with the suction port 101 through the filter element 30. Because the filter element 30 is arranged between the air suction port 101 on the fan and the box body, when the fan works, the filter element 30 can automatically filter other impurities, and the damage to the fan caused by the entering of the filter element into the fan is avoided. As shown in fig. 4 in combination with fig. 5, the present invention provides a vent hole 3011 in the mounting cover 301 of the filter cartridge 30. When the swing arm 20 rises to the highest water level, the fan stops working later, but at the moment when the air suction port 101 is closed, the fan is still in a working state, and if no other channel is used for air suction, relative negative pressure can occur in the air suction channel, so that the fan can be failed, and great potential safety hazards are caused. For preventing this problem from appearing, this application is provided with air vent 3011 on installation lid 301, and this air vent 3011 can let the air enter into in the passageway that induced drafts to negative pressure can not appear in making the fan passageway, avoids the fan to break down. As shown in fig. 6, the sewage tank for the cleaning robot in the present application further includes a first detection sensor 40 and a second detection sensor 50 provided on the tank body 10; the first detecting sensor 40 is used for detecting the position of the swing arm 20 at the first position, and the second detecting sensor 50 is used for detecting the position of the swing arm 20 at the second position. When the swing arm 20 is at the initial position, that is, the swing arm 20 is at the lowest position or the first position, the first detection sensor 40 can detect the floating block 201 on the swing arm 20, and at this time, the water in the tank 10 is at a low level; when the swing arm 20 is at the highest position, that is, the swing arm 20 is at the second position, the second detection sensor 50 can detect the corresponding floating block 201, and at this time, the water in the tank 10 is at a high level. In order to conveniently control the opening and closing of the fan, the sewage tank for the cleaning robot further comprises a controller, and the controller is respectively electrically connected with the first detection sensor 40, the second detection sensor 50 and the fan. When the first detection sensor 40 detects that the swing arm 20 is at the lowest position, the first detection sensor 40 sends a detected signal to the controller, the controller controls the fan to start, and at the moment, sewage gradually flows into the tank 10 from the sewage suction port 102; when the second detection sensor 50 detects that the swing arm 20 is at the highest position, the second detection sensor 50 sends the detected signal to the controller, and the controller controls the fan to be turned off. In order to discharge the sewage in the tank 10 conveniently, as shown in fig. 1, the sewage tank for the cleaning robot in the present application further includes a sewage pipe 103 and an electromagnetic valve, wherein the sewage pipe 103 is communicated with the inner cavity of the tank 10, and the electromagnetic valve is disposed in the sewage pipe 103. By controlling the opening or closing of the solenoid valve, the sewage in the tank 10 can be discharged through the sewage discharge pipe 103.
All possible combinations of the technical features of the above embodiments may not be described for the sake of brevity, but should be considered as within the scope of the present disclosure as long as there is no contradiction between the combinations of the technical features.
The above-mentioned embodiments only express several embodiments of the present invention, and the description thereof is more specific and detailed, but not construed as limiting the scope of the invention. It should be noted that various changes and modifications can be made by those skilled in the art without departing from the spirit of the invention, and these changes and modifications are all within the scope of the invention. Therefore, the protection scope of the present patent shall be subject to the appended claims.

Claims (10)

1. A sewage tank for a cleaning robot, comprising:
the device comprises a box body (10), wherein an air suction port (101) and a sewage suction port (102) are respectively arranged on the box body (10);
the air suction port on the fan corresponds to the position of the air suction port (101);
the swing arm (20) is hinged on the inner wall of the box body (10), the swing arm (20) has a first position and a second position which rotate relative to the box body (10), and when the swing arm (20) is in the first position, the air suction port is communicated with the inner cavity of the box body (10) through the air suction port (101); when the swing arm (20) is in the second position, one end of the swing arm (20) is shielded on the air suction port (101), and the air suction port is isolated from the air suction port (101).
2. The sewage tank for the cleaning robot as claimed in claim 1, wherein the swing arm (20) has a density less than that of water.
3. The sewage tank for the cleaning robot as recited in claim 2, wherein said swing arm (20) comprises a floating block (201), a shielding plate (202) and an arm body, said floating block (201) is connected with said shielding plate (202) through said arm body, said shielding plate (202) is hinged on the inner wall of said tank body (10);
when the swing arm (20) is in a first position, the shutter (202) is open with respect to the suction opening (101); when the floating block (201) drives the shielding plate (202) to move to a preset position through the arm body under the action of buoyancy, the shielding plate (202) is buckled on the air suction port (101), and the swing arm (20) is switched from a first position to a second position.
4. The sump for a cleaning robot as claimed in claim 3, wherein a sealing ring is provided on a side of the shielding plate (202) facing the suction port (101).
5. The sewage tank for the cleaning robot as claimed in claim 1, further comprising a filter element (30), wherein the filter element (30) is provided in the tank body (10), and the suction port communicates with the suction port (101) through the filter element (30).
6. The wastewater tank for a cleaning robot according to claim 5, wherein a vent hole (3011) is provided in the mounting cover (301) of the filter element (30).
7. The sewage tank for the cleaning robot as claimed in claim 1, further comprising a first detecting sensor (40) and a second detecting sensor (50) provided on the tank body (10);
the first detection sensor (40) is used for detecting the position of the swing arm (20) when the swing arm is at a first position, and the second detection sensor (50) is used for detecting the position of the swing arm (20) when the swing arm is at a second position.
8. The sewage tank for the cleaning robot as recited in claim 7, further comprising a controller electrically connected to the first detection sensor (40), the second detection sensor (50), and the fan, respectively.
9. The sewage tank for the cleaning robot as recited in claim 1, further comprising a sewage discharge pipe (103) and a solenoid valve, wherein the sewage discharge pipe (103) is communicated with the inner cavity of the tank body (10), and the solenoid valve is disposed in the sewage discharge pipe (103).
10. A cleaning robot comprising a cleaning robot body and the sewage tank for the cleaning robot according to any one of claims 1 to 9, the sewage tank for the cleaning robot being provided on the cleaning robot body.
CN202211031333.1A 2022-08-26 2022-08-26 Sewage tank for cleaning robot and cleaning robot Pending CN115429171A (en)

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CN205458469U (en) * 2016-01-27 2016-08-17 宁波德昌电机制造有限公司 Carpet cleaning machine water tank float structure
CN111358379A (en) * 2018-12-26 2020-07-03 苏州海力电器有限公司 Water tank assembly and floor washing machine with same
EP3772314A1 (en) * 2019-08-09 2021-02-10 Leifheit AG Wet/dry vacuum cleaner
CN214549286U (en) * 2020-10-26 2021-11-02 尚科宁家(中国)科技有限公司 Base station for ground cleaning robot
CN214965095U (en) * 2021-02-09 2021-12-03 江门市贝尔斯顿电器有限公司 Robot of sweeping floor washs basic station with suction sewage
CN215305587U (en) * 2021-05-19 2021-12-28 北京石头世纪科技股份有限公司 Float assembly, water tank, base station and cleaning system
CN215502809U (en) * 2020-12-28 2022-01-14 追觅创新科技(苏州)有限公司 Base station of cleaning robot and intelligent cleaning system with base station
CN115429165A (en) * 2022-08-26 2022-12-06 坎德拉（深圳）科技创新有限公司 Water tank and robot with same

Patent Citations (8)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN205458469U (en) * 2016-01-27 2016-08-17 宁波德昌电机制造有限公司 Carpet cleaning machine water tank float structure
CN111358379A (en) * 2018-12-26 2020-07-03 苏州海力电器有限公司 Water tank assembly and floor washing machine with same
EP3772314A1 (en) * 2019-08-09 2021-02-10 Leifheit AG Wet/dry vacuum cleaner
CN214549286U (en) * 2020-10-26 2021-11-02 尚科宁家(中国)科技有限公司 Base station for ground cleaning robot
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CN214965095U (en) * 2021-02-09 2021-12-03 江门市贝尔斯顿电器有限公司 Robot of sweeping floor washs basic station with suction sewage
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CN115429165A (en) * 2022-08-26 2022-12-06 坎德拉（深圳）科技创新有限公司 Water tank and robot with same

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