CN114680743B - Dust box assembly, cleaning robot and system thereof - Google Patents
Dust box assembly, cleaning robot and system thereof Download PDFInfo
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- CN114680743B CN114680743B CN202011617908.9A CN202011617908A CN114680743B CN 114680743 B CN114680743 B CN 114680743B CN 202011617908 A CN202011617908 A CN 202011617908A CN 114680743 B CN114680743 B CN 114680743B
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- 239000000428 dust Substances 0.000 title claims abstract description 487
- 238000004140 cleaning Methods 0.000 title claims abstract description 72
- 239000010813 municipal solid waste Substances 0.000 claims abstract description 52
- 238000007599 discharging Methods 0.000 claims abstract description 50
- 230000014759 maintenance of location Effects 0.000 claims abstract description 45
- 238000007789 sealing Methods 0.000 claims abstract description 18
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 claims description 11
- 230000007246 mechanism Effects 0.000 claims description 10
- 239000002699 waste material Substances 0.000 claims description 3
- 238000004891 communication Methods 0.000 claims description 2
- 230000011218 segmentation Effects 0.000 claims 6
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- 238000010408 sweeping Methods 0.000 description 4
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Classifications
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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
- A47L11/24—Floor-sweeping machines, motor-driven
-
- 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
- A47L11/28—Floor-scrubbing machines, motor-driven
- A47L11/282—Floor-scrubbing machines, motor-driven having rotary tools
-
- 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
-
- 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
- A47L11/4025—Means for emptying
-
- 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
- A47L11/4091—Storing or parking devices, arrangements therefor; Means allowing transport of the machine when it is not being used
-
- 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
- A47L2201/02—Docking stations; Docking operations
- A47L2201/024—Emptying dust or waste liquid containers
Landscapes
- Filters For Electric Vacuum Cleaners (AREA)
Abstract
The application provides a dust box assembly, a cleaning robot and a system thereof, wherein the dust box assembly comprises a dust box body, a sealing cover piece and an auxiliary dust discharging structure, the dust box body is provided with an air inlet, a dust discharging port and an inner cavity communicated with the air inlet and the dust discharging port, the air inlet and the dust discharging port can be used for discharging dust through dust suction air flow, the sealing cover piece is connected with the dust box body, the sealing cover piece can move to a position for sealing or opening the dust discharging port, the auxiliary dust discharging structure is connected with the dust box body and is accommodated in the inner cavity, and the auxiliary dust discharging structure is used for guiding the dust suction air flow to pass through a preset garbage retention area of the inner cavity and then is discharged through the dust discharging port. The auxiliary dust discharging structure is beneficial to promoting the dust in the preset dust retention area of the inner cavity to be discharged through the dust discharging port, so that the dust recovery rate of the dust box assembly is improved, and the problem that more dust remains in the dust box is solved.
Description
Technical Field
The application relates to the field of cleaning robots, in particular to a dust box assembly, a cleaning robot and a system thereof.
Background
The cleaning robot (for example, a sweeping robot) can automatically move on the floor and suck sundries such as dust, loose chips and the like on the floor into a dust box of the robot through the air duct to clean a walking area. Robots have been developed and widely used for their convenience of use.
In order to avoid frequent ash pouring of a user, a large-size dust collector and a suction unit are added on a charging seat matched with the robot. When the cleaning robot is charged back to the charging stand, the suction unit sucks dust in the robot dust box into the dust container of the charging stand, which is also called dust collection. At present, the dust box of the robot still has more dust remained after dust is sucked up, and the dust discharging efficiency of the dust box is lower.
Disclosure of Invention
The embodiment of the application provides a dust box assembly, a cleaning robot and a system thereof, which are used for solving the technical problems that more dust remains in a dust box and the dust discharging efficiency of the dust box is low.
The embodiment of the application provides a dust box assembly, which comprises a dust box body, a sealing cover piece and an auxiliary dust discharging structure, wherein the dust box body is provided with an air inlet, a dust discharging port and an inner cavity communicated with the air inlet and the dust discharging port, the air inlet and the dust discharging port can be used for discharging dust through dust suction air flow, the sealing cover piece is connected with the dust box body, the sealing cover piece can move to a position for sealing or opening the dust discharging port, the auxiliary dust discharging structure is connected with the dust box body and is accommodated in the inner cavity, and the auxiliary dust discharging structure is used for guiding the dust suction air flow to pass through a preset garbage retention area of the inner cavity and then discharging dust through the dust discharging port.
The embodiment of the application also provides a dust box assembly, which comprises a dust box body, an auxiliary dust discharging structure and a sealing cover piece, wherein the dust box body is provided with an air inlet, a dust discharging port and an inner cavity communicated with the air inlet and the dust discharging port, the air inlet and the dust discharging port can be used for sucking dust air flow, the auxiliary dust discharging structure is connected with the dust box body, the auxiliary dust discharging structure can block or allow air flow entering from the air inlet to flow to the inner cavity, and the sealing cover piece can be movably connected with the dust box body so as to seal or open the dust discharging port.
The embodiment of the application also provides a cleaning robot, which comprises a robot body and the dust box assembly, wherein the dust box assembly is detachably arranged on the robot body.
The embodiment of the application also provides a cleaning robot system, which comprises the cleaning robot and a cleaning base station, wherein the cleaning base station is provided with a dust collecting port, the dust collecting port is used for being in butt joint with the dust discharging port of the dust box body, and the cleaning base station sucks garbage in the inner cavity through the dust collecting port and the dust discharging port.
In contrast to the prior art, the dust box assembly, the cleaning robot and the system thereof are characterized in that the auxiliary dust discharging structure is connected to the dust box body and is contained in the inner cavity, when the dust discharging opening is opened by the sealing cover piece, the external dust collecting device can suck the garbage in the inner cavity through the dust discharging opening, and the auxiliary dust discharging structure is used for guiding dust suction air flow to pass through a preset garbage retention area of the inner cavity, so that the dust in the preset garbage retention area of the inner cavity is facilitated to be discharged through the dust discharging opening, the garbage recovery rate of the dust box assembly is improved, and the problem of more residual dust in the dust box is solved.
Drawings
One or more embodiments are illustrated by way of example and not limitation in the figures of the accompanying drawings, in which like references indicate similar elements, and in which the figures of the drawings are not to be taken in a limiting sense, unless otherwise indicated.
Fig. 1 is a schematic longitudinal sectional view of a cleaning robot according to an embodiment of the present application;
FIG. 2 is a schematic view of the docking of the cleaning robot provided in FIG. 1 with a cleaning base station;
FIG. 3 is a schematic view showing an exploded view of a first dust box assembly according to an embodiment of the present application;
FIG. 4 is a schematic side cross-sectional view of a first embodiment of a dust box assembly;
FIG. 5 is a schematic side cross-sectional view of a first embodiment of a dust box assembly according to the present application;
FIG. 6 is a schematic view of a longitudinal cross-sectional structure of a first dust box assembly according to an embodiment of the application;
FIG. 7 is a schematic view of a longitudinal cross-section of a first dust box assembly according to an embodiment of the application;
FIG. 8 is a schematic diagram showing an exploded view of a first embodiment of a dust box assembly;
FIG. 9 is a schematic view of a transverse cross-sectional structure of a first dust box assembly according to an embodiment of the application;
FIG. 10 is a schematic diagram showing a transverse cross-sectional structure of a first dust box assembly according to an embodiment of the present application;
FIG. 11 is a schematic view of a longitudinal cross-sectional structure of a dust box assembly according to a second embodiment of the application;
FIG. 12 is a schematic side cross-sectional view of a third embodiment of the application;
FIG. 13 is a schematic diagram of a second side cross-sectional configuration of a dust box assembly according to a third embodiment of the application;
FIG. 14 is a schematic side cross-sectional view of a dust box assembly according to a fourth embodiment of the application;
FIG. 15 is a schematic view of a longitudinal cross-sectional structure of a dust box assembly according to a fourth embodiment of the application.
Detailed Description
The present invention will be described in further detail with reference to the drawings and examples, in order to make the objects, technical solutions and advantages of the present invention more apparent. It should be understood that the specific embodiments described herein are for purposes of illustration only and are not intended to limit the scope of the invention. All other embodiments, which can be made by those skilled in the art based on the embodiments of the invention without making any inventive effort, are intended to be within the scope of the invention.
It should be noted that, if not in conflict, the features of the embodiments of the present application may be combined with each other, which is within the protection scope of the present application. In addition, while functional block division is performed in a device diagram and logical order is shown in a flowchart, in some cases, the steps shown or described may be performed in a different order than the block division in the device, or in the flowchart. Furthermore, the words "first," "second," "third," and the like as used herein do not limit the order of data and execution, but merely distinguish between identical or similar items that have substantially the same function and effect.
Example 1
Referring to fig. 1 to 6, a cleaning robot 100 is provided according to an embodiment of the present application. The cleaning robot 100 includes a robot body 40 and a dust box assembly 200 detachably coupled to the robot body 40. The dust box assembly 200 includes a dust box body 10, a cover 20, and an auxiliary dust exhaust structure 30. The dust box body 10 is provided with an air inlet 12, a dust discharge opening 13 and an inner cavity 14 communicated with the air inlet 12 and the dust discharge opening 13, the dust discharge opening 13 is used for discharging dust air flow through the dust suction air flow, the sealing cover piece 20 is connected with the dust box body 10, the sealing cover piece 20 can move to a position where the sealing cover piece or the dust discharge opening 13 is opened, the auxiliary dust discharge structure 30 is connected with the dust box body 10 and is contained in the inner cavity 14, and the auxiliary dust discharge structure 30 is used for guiding the dust suction air flow to pass through a preset garbage retention area 11 of the inner cavity 14 and then to be discharged through the dust discharge opening 13.
Unlike the prior art, the above-mentioned dust box assembly 200, cleaning robot 100 and system thereof, through the auxiliary dust exhaust structure 30 is connected to the dust box body 10 and is accommodated in the inner cavity 14, when the cover 20 opens the dust exhaust opening 13, the external dust collecting device can suck the dust in the inner cavity 14 through the dust exhaust opening 13, and the auxiliary dust exhaust structure 30 is used for guiding the airflow to pass through the preset dust retention area 11 of the inner cavity 14, so as to facilitate the dust at the preset dust retention area 11 of the inner cavity 14 to be discharged through the dust exhaust opening 13, thereby improving the dust recovery rate of the dust box assembly 200 and solving the problem of more dust remained in the dust box.
It is understood that the cleaning robot 100 may be any one of a sweeping robot, a sweeping and mopping robot, a washing robot, etc. Of course, the cleaning robot 100 may not be limited to the above example.
In this embodiment, the cleaning robot 100 is a robot with a sweeping and dragging function. The robot body 40 is a body part of the cleaning robot 100, and the robot body 40 may have any shape such as a circular shape, a rectangular shape, or a D-shape, and is not limited herein. In an alternative embodiment, the robot body 40 may be of other design, for example, the robot body 40 is of an integrally formed structure or a structure separated from each other, and the material, shape, structure, etc. of the body are not limited in the embodiment of the present invention.
The robot body 40 may include a chassis 41 and a cover assembly 42, the cover assembly 42 being detachably mounted on the chassis 41 to protect various functional components inside the cleaning robot 100 from being damaged by violent impact or unintentionally dropped liquid during use; the chassis 41 and/or the upper cover assembly 42 are used to carry and support various functional components. The surface of the upper cover assembly 42, which faces away from the chassis 41, forms an appearance surface, so that the overall appearance of the cleaning robot 100 can be improved, and keys can be arranged on the appearance surface, so that a user can conveniently operate the cleaning robot 100 through the keys. The installation cavity is formed between the chassis 41 and the upper cover assembly 42, and is used for providing an arrangement space for internal components of the cleaning robot 100. The cleaning robot 100 may arrange a vacuum pump, a circuit board, a floor detection sensor, a collision detection sensor, a wall sensor, and the like in the installation cavity.
The cleaning robot 100 includes a traveling mechanism 43 mounted on the chassis 41, the traveling mechanism 43 includes two traveling wheels, at least one universal wheel, and a motor for driving the wheels to rotate, and the two traveling wheels and the at least one universal wheel at least partially protrude from the bottom of the chassis 41, for example, under the action of the cleaning robot 100 under its own weight, the two traveling wheels may be partially hidden in the chassis 41. In an alternative embodiment, the running mechanism 43 may further include any one of a crawler wheel, a mecanum wheel, and the like. The running gear 43 may not include the at least one universal wheel.
The cleaning robot 100 may include at least one middle brush 44, the at least one middle brush 44 may be disposed in a receiving groove 45 formed at the bottom of the chassis 41, a dust suction opening 46 is formed in the receiving groove 45, the dust suction opening 46 is communicated with the dust box assembly 200 and the dust suction fan 50, so that dust and garbage on the ground are stirred up when the middle brush 44 rotates, and suction force is generated by the dust suction fan 50 to suck the dust and the garbage from the dust suction opening 46 into the dust box assembly 200.
The cleaning robot 100 may be designed to autonomously plan a path on the floor, or may be designed to move on the floor in response to a remote control command. The cleaning robot 100 may navigate through one or a combination of several of a gyroscope, an accelerometer, a camera, GPS positioning and/or a laser radar, for example, the cleaning robot 100 may set a laser radar protruding from the top surface, scan the surrounding environment through the laser radar to collect obstacle data, establish an environment map according to the obstacle data, and perform real-time positioning according to the environment map, so as to facilitate planning of a cleaning path.
The cleaning robot 100 can autonomously navigate to the cleaning base station 300, so that the cleaning robot 100 and the cleaning base station 300 are in butt joint, and the dust discharge port 13 of the cleaning robot 100 is in butt joint communication with the dust collection port 47 of the cleaning base station 300, so that the cleaning base station 300 can suck the garbage in the dust box assembly 200 through the dust collection port 47 and the dust discharge port 13, and the garbage in the cleaning robot 100 is recovered to the cleaning base station 300.
In this embodiment, the dust box assembly 200 is removably mounted to the robot body 40. The assembly form of the dust box assembly 200 and the robot main body 40 may be various, for example, in some embodiments, the chassis 41 of the robot main body 40 is provided with a mounting groove on a peripheral side, the dust box body 10 of the dust box assembly 200 is detachably mounted in the mounting groove, the dust box body 10 may form the dust exhaust opening 13 on a bottom or a side, wherein the dust box body 10 may be separately mounted in the mounting groove of the chassis 41, and the dust box body 10 may be mounted in the mounting groove of the chassis 41 after being assembled with a water tank. Or in another embodiment, the upper cover assembly 42 of the robot main body 40 is provided with a mounting groove, the dust box body 10 of the dust box assembly 200 is detachably mounted in the mounting groove, the dust box body 10 forms the dust exhaust opening 13 at the bottom, wherein the dust box body 10 can be separately mounted in the mounting groove of the upper cover assembly 42, and the dust box body 10 can be assembled with the water tank into a whole and then mounted in the mounting groove of the upper cover assembly 42.
The air inlet 12 of the dust box body 10 is communicated with the dust collection opening 46 on the chassis 41. The dust box body 10 is further provided with an air outlet 18 communicated with the inner cavity 14, and the dust box body 10 is communicated with a dust suction fan 50 through the air outlet 18. The dust box assembly 200 further comprises a filter element 19, the filter element 19 is connected to the dust box body 10, the filter element 19 is installed at the air outlet 18, and the filter element 19 can filter dust particles in air flow, so that the dust is trapped in the inner cavity 14 of the dust box body 10. The filter 19 may be a hepa, sponge or other type of filter media. In other embodiments, the filter 19 may also be mounted inside the dust box body 10.
The air inlet 12 and the dust exhaust port 13 can be connected with the cleaning robot 100 in a butt joint mode through dust extraction airflow, the cleaning base station 300 can generate suction negative pressure at the dust exhaust port 13 through a fan, the external air can form dust extraction airflow to sequentially pass through the air inlet 12 and the dust exhaust port 13 under the action of the negative pressure, the internal air of the dust box body 10 drives garbage to be exhausted through the dust exhaust port 13 under the action of the suction negative pressure, and the purpose that the cleaning base station 300 returns the garbage stored in the dust box body 10 is achieved.
The cover 20 is connected to the dust box body 10, and the cover 20 can move relative to the dust box body 10 to a position for covering or opening the dust discharge opening 13. The cover 20 is movable to a position to open the dust discharge port 13 with respect to the dust box body 10 by an external suction action, and after the suction action is canceled, the cover 20 is movable to a position to cover the dust discharge port 13 by a spring elastic recovery action or a self elastic action. When the cover 20 moves to a position for covering the dust discharge opening 13, the dust discharge opening 13 is in a closed state, and the cleaning robot 100 can clean the garbage on the ground normally and suck the garbage into the dust box body 10 by the suction force; when the cover 20 is moved to a position where the dust discharge port 13 is opened, the dust discharge port 13 is in an opened state, and the cleaning base station 300 can suck the dust in the dust box body 10 through the dust discharge port 13. In other embodiments, the cover 20 may also be movable relative to the dust box body 10 under the drive of the drive device.
The cover 20 may be any one of a plastic cover, a metal cover, a rubber cover, a silicone cover, and the like.
In this embodiment, the preset trash holding area 11 is an area where trash is easy to be held in the dust box body 10, the preset trash holding area 11 may be a local area at the bottom of the dust box body 10, and the preset trash holding area 11 may also be a local area between the bottom and the top of the dust box body 10, for example, a local area where the side plate 17 and the bottom plate 16 of the dust box body 10 are located. The dust exhaust opening 13 is arranged away from the air inlet 12 in the preset dust retention area 11, when the cleaning base station 300 generates suction effect through the dust exhaust opening 13, dust exhaust air flows from the air inlet 12 along a shorter path to the dust exhaust opening 13 due to easy air leakage at the air inlet 12, and the dust in the partial area, which is away from the dust exhaust opening 13, in the dust box body 10 is easy to retain in the dust box body 10, so that the dust recycling efficiency is low.
Referring to fig. 6 and 7, in the present embodiment, the auxiliary dust exhaust structure 30 is disposed adjacent to the air inlet 12. The auxiliary dust exhaust structure 30 is formed with a diversion channel 36 communicated with the air inlet 12, the diversion channel 36 forms a part of the inner cavity 14, the diversion channel 36 is provided with an air guide opening 37, the air guide opening 37 faces the preset dust retention area 11 of the inner cavity 14, the diversion channel 36 can play a role in converting the wind direction, so that the air flow from the air inlet 12 can pass through the preset dust retention area 11 of the dust box body 10, thereby lifting the dust in the preset dust retention area 11, and finally discharging the dust through the dust exhaust opening 13 along with the air flow, thereby effectively reducing the dust retention in the dust box body 10 and improving the dust recovery efficiency.
In other embodiments, the auxiliary dust exhaust structure 30 may also be an opening disposed on the dust box body 10, the opening is disposed adjacent to the preset dust retention area 11, the dust box body 10 is provided with a filtering portion at the opening, and the filtering portion may perform a filtering function on the passing air, so that when the cleaning base station 300 generates a suction effect through the dust exhaust opening 13, a part of the air flows into the dust box body 10 from the opening, and drives the dust in the preset dust retention area 11 to flow to the dust exhaust opening 13, so that the dust recovery efficiency may also be improved.
Referring to fig. 3, 4 and 5, further, the dust box body 10 includes a top plate 15, a bottom plate 16 disposed opposite to the top plate 15, and a side plate 17 connecting the top plate 15 and the bottom plate 16. The side plates 17, the top plate 15 and the bottom plate 16 enclose the inner cavity 14. The air inlet 12 penetrates through the side plate 17, and the dust exhaust port 13 penetrates through the side plate 17 or the bottom plate 16.
The side plate 17 is annular, and the side plate 17 is enclosed on the peripheral sides of the top plate 15 and the bottom plate 16. The side plate 17 may be any one of rectangular ring, circular ring, or irregular ring, and the specific shape of the side plate 17 is not limited herein, and may be set according to actual needs.
In one embodiment, the dust discharge opening 13 is provided through the side plate 17. The air inlet 12 and the dust exhaust opening 13 are respectively located at two opposite sides of the dust box body 10, for example, the air inlet 12 is located at the front side of the dust box body 10, and the dust exhaust opening 13 is located at the rear side of the dust box body 10, so that dust exhaust can be realized from the rear side of the dust box body 10.
In another embodiment, the dust discharge opening 13 is disposed through the bottom plate 16, so that dust can be discharged from the bottom of the dust box body 10.
Referring to fig. 6 and 7, further, a maximum distance between the predetermined garbage retention area 11 and the dust exhaust opening 13 is greater than or equal to a maximum distance between the air inlet 12 and the dust exhaust opening 13.
In this embodiment, the dust discharge opening 13 and the preset garbage retention area 11 are respectively located at two opposite sides of the air inlet 12 in the air inlet direction. The air inlet 12 is formed on a side plate 17 of the dust box body 10, the air inlet 12 is located at a middle position of the dust box body 10 (the air inlet 12 may be located at a middle position of the dust box body 10, or the air inlet 12 may be located at a middle left position of the dust box body 10, or the air inlet 12 may be located at a middle right position of the dust box body 10), the preset garbage retention area 11 and the dust discharge opening 13 are respectively located at two side edge areas of the dust box body 10, and the dust discharge opening 13 may be formed on the side plate 17 or the bottom plate 16. Because the maximum distance between the preset garbage retention area 11 and the dust exhaust port 13 is greater than or equal to the maximum distance between the air inlet 12 and the dust exhaust port 13, that is, the distance between the preset garbage retention area 11 and the dust exhaust port 13 is relatively long, the garbage in the preset garbage retention area 11 is easy to retain, and the auxiliary dust exhaust structure 30 can guide the air flow to pass through the preset garbage retention area 11, so that the garbage in the preset garbage retention area 11 is promoted to be emptied.
In other embodiments, the dust discharge opening 13 may be located substantially at the middle of the dust box body 10 (the dust discharge opening 13 may be located at the middle of the dust box body 10, or the dust discharge opening 13 may be located at the middle of the dust box body 10 to the left, or the dust discharge opening 13 may be located at the middle of the dust box body 10 to the right).
Referring to fig. 4, 5, 6 and 7, further, the dust discharge opening 13 and the predetermined dust retention area 11 are disposed adjacent to the bottom of the dust box body 10. In this embodiment, the dust discharge opening 13 is disposed adjacent to the bottom of the dust box body 10, so that the dust (including the dust in the predetermined dust retention area 11) at the bottom of the dust box body 10 can be discharged through the dust discharge opening 13. The dust discharge opening 13 may be formed in the bottom plate 16, or the dust discharge opening 13 may be formed in a portion of the side plate 17 adjacent to the bottom plate 16.
Referring to fig. 6, 7 and 8, further, the cavity 14 is provided with a flat area 141 and a slope area 142 connected to the flat area 141 at the bottom, the dust discharge opening 13 is disposed adjacent to the flat area 141, and the predetermined garbage retention area 11 is at least partially arranged in the slope area 142.
In this embodiment, a bottom surface 161 is disposed on the bottom plate 16 near the top plate 15, the bottom surface 161 is located at the bottom of the inner cavity 14, and the bottom surface 161 includes the flat area 141 and the slope area 142. The surface of the flat region 141 may be a flat surface at the bottom of the cavity 14. The ramp region 142 is located at an edge region of the main body of the dust box, and the ramp region 142 is disposed obliquely with respect to the flat region 141. The surface of the sloped region 142 may be a sloped flat or sloped curved surface at the bottom of the cavity 14. Since the preset garbage retention area 11 is at least partially arranged in the slope area 142, when the dust discharge opening 13 is opened to discharge dust, the slope area 142 can guide the retained garbage to flow to the flat area 141, and then to be discharged through the dust discharge opening 13, which is beneficial to eliminating the residual garbage in the dust box body 10.
Referring to fig. 6, 7 and 8, further, the dust exhaust opening 13 is staggered from the air guide opening 37. In this embodiment, the air guide 37 faces the first area of the dust box body 10, the preset garbage retention area 11 is at least partially located in the first area, the dust discharge opening 13 is located in the second area of the dust box body 10, and the second area and the first area are different areas. The air guide 37 may guide the air flow to pass through the first area preferentially, so that the garbage in the preset garbage retention area 11 can be lifted up, and finally discharged from the dust discharge opening 13 along with the air flow.
Referring to fig. 6,7, 8 and 9, the auxiliary dust exhaust structure 30 further includes a guiding baffle 31 connected to the dust box body 10, the guiding baffle 31 is at least partially located in the air inlet direction of the air inlet 12, and the guiding passage 36 is formed around the guiding baffle 31 and the dust box body 10.
In this embodiment, the air inlet 12 is disposed towards the top plate 15, the flow guiding baffle 31 connects the top plate 15 with the side plate 17, and is disposed with the bottom plate 16 at intervals, the flow guiding channel 36 is formed by surrounding the flow guiding baffle 31, the top plate 15, and the side plate 17, and one side of the flow guiding channel 36 facing away from the top plate 15 is partially opened or completely opened to form the air guiding opening 37.
The deflector 31 is connected to the dust box body 10. The flow guide baffle 31 may be fixedly connected to the dust box body 10, and the flow guide baffle 31 may also be movably connected to the dust box body 10. In one embodiment, the baffle 31 is integrally injection molded with the top plate 15 to form a single body, and is assembled with the side plate 17 and the bottom plate 16 of the dust box body 10; in another embodiment, the baffle 31 is integrally injection molded with the side plate 17 to form a whole, and is assembled with the top plate 15 and the bottom plate 16 of the dust box body 10; in another embodiment, the deflector 31, the top plate 15 and the side plate 17 are integrally injection molded to form a whole, and are assembled with the bottom plate 16 of the dust box body 10; in another embodiment, the baffle 31 is connected to the top plate 15 by means of a buckle, a shaft, a pin, a screw, a plug, or glue, or/and the baffle 31 may be connected to the side plate 17 by means of a buckle, a shaft, a pin, a screw, a plug, or glue.
The baffle 31 may be in an "L" shape, a straight bar shape, an arc shape, or a "T" shape, etc., and the specific shape of the baffle 31 may be adjusted according to actual needs.
The flow guide baffle 31 is at least partially located in the air inlet direction of the air inlet 12, and the flow guide baffle 31, a portion of the side plate 17 where the air inlet 12 is located, and the top plate 15 enclose to form the flow guide channel 36. When the dust exhaust opening 13 is in an open state to exhaust dust by vacuum suction, the air is sucked into the dust box body 10 from the air inlet 12 under the negative pressure to form a dust extraction air flow, the dust extraction air flow firstly impacts the flow guiding baffle 31 along the air inlet 12, the flow guiding baffle 31 can prevent the dust extraction air flow from rapidly flowing to the dust exhaust opening 13 after continuously impacting the top plate 15, and the dust extraction air flow can flow along the flow guiding channel 36 to preferentially guide the preset dust retention area 11 and then flow to the dust exhaust opening 13, so that the flow path of the dust extraction air flow is optimized, and the dust retention is reduced or even eliminated.
The air guide channel 36 is partially opened or completely opened at one side facing away from the top plate 15 to form the air guide opening 37, that is, the air guide opening 37 faces to the bottom of the dust box body 10, so that dust-pumping air flow can flow from the air guide opening 37 to the bottom of the dust box body 10, which is favorable for lifting garbage at the bottom of the dust box body 10 and is convenient for flowing along with the air flow to the dust exhaust opening 13.
Referring to fig. 6, 7, 8 and 9, further, the side plate 17 includes a first side baffle 171 and two second side baffles 172 disposed opposite to each other, the first side baffle 171 connects the top plate 15 and the bottom plate 16, the second side baffle 172 connects the top plate 15 and the bottom plate 16, the two second side baffles 172 connect two ends of the first side baffle 171, the air inlet 12 is disposed through the first side baffle 171, the flow guiding baffle 31 connects the first side baffle 171, the second side baffle 172 and the top plate 15, or the flow guiding baffle 31 connects the two second side baffles 172 and the top plate 15.
In the present embodiment, the side plate 17 includes a third side baffle plate disposed opposite to the first side baffle plate 171. The third side baffle connects the top plate 15, the bottom plate 16 and the two second side baffles 172, the first side baffle 171, the third side baffle and the two second side baffles 172 form the side plate 17, and the side plate 17 may be rectangular ring, circular ring, D-shaped ring or irregular ring, which is not limited herein. The first side baffle 171, the third side baffle and the two second side baffles 172 may be integrally injection molded, and the first side baffle 171, the third side baffle and the two second side baffles 172 may also be connected by means of fastening, rotating shaft, bolts, screws, plugging, glue bonding, or the like.
In this embodiment, the air inlet 12 is located at a middle position of the dust box body 10, the side plate 17 of the dust box body 10 includes two side baffles 174 that are disposed opposite to each other, the two side baffles 174 are located at two sides of the air inlet 12, and the two side baffles 174 include two second side baffles 172. The dust discharge opening 13 is adjacent to one of the two side dams 174, the predetermined waste retention area 11 is adjacent to the other of the two side dams 174, i.e. the dust discharge opening 13 is adjacent to one of the two second side dams 172, and the predetermined waste retention area 11 is adjacent to the other of the two second side dams 172.
The flow guiding baffle 31 connects the first side baffle 171, the second baffle and the top plate 15. The deflector baffle 31 comprises a first deflector segment 311 and a second deflector segment 312.
The first guiding section 311 is at least partially located in the air inlet direction of the air inlet 12. The first guiding section 311 is spaced from the part of the side plate 17 where the air inlet 12 is located, that is, the first guiding section 311 is spaced from the first side baffle 171. The first guide section 311 may extend along a straight line or an arc line, and an upper edge of the first guide section 311 is attached to the top plate 15. One end of the first diversion section 311 is adjacent to the air inlet 12, and the other end extends to a position close to the preset garbage detention area 11, and the first diversion section 311 can direct at least part of air flow to the preset garbage detention area 11. One end of the first guiding section 311 is connected to one of the two second side baffles 172, and the other end of the first guiding section 311 is spaced from the other one of the two second side baffles 172, or two ends of the first guiding section 311 are respectively connected to two second side baffles 172.
The second guiding section 312 is blocked at a side of the air inlet 12 near the dust exhaust opening 13, and the second guiding section 312 can block the air flow entering from the air inlet 12 from flowing to the dust exhaust opening 13 along a shorter path. The second guiding section 312 connects the first guiding section 311 and the part of the side plate 17 where the air inlet 12 is located, that is, the second guiding section 312 connects the first guiding section 311 and the first side baffle 171. The second guiding section 312 and the first guiding section 311 may be disposed at an included angle, or the second guiding section 312 and the first guiding section 311 are smoothly connected through a transition fillet.
The first diversion segment 311, the second diversion segment 312, the top plate 15, and the first side baffle 171 enclose to form the diversion channel 36.
Referring to fig. 8 and 10, in other embodiments, the baffle 31 and the first side baffle 171 are disposed at intervals, the baffle 31 connects the two second side baffles 172 and the top plate 15, two ends of the baffle 31 are respectively connected to the two second side baffles 172, and an upper edge between two ends of the baffle 31 is attached to the top plate 15, so that the baffle 31, the top plate 15 and the first side baffle 171 enclose the flow guiding channel 36. In other embodiments, the baffle 31 may be connected to the top plate 15, the top edge between two ends of the baffle 31 is attached to the top plate 15, and two ends of the baffle 31 are respectively spaced from the two second side baffles 172.
Referring to fig. 7,8 and 9, further, the height of the second guiding section 312 in the opposite direction of the top plate 15 and the bottom plate 16 is greater than the height of the first guiding section 311 in the opposite direction of the top plate 15 and the bottom plate 16, so as to further prevent the airflow entering from the air inlet 12 from bypassing the second guiding section 312 and flowing along a shorter path to the dust exhaust opening 13, and facilitate guiding the airflow entering from the air inlet 12 to flow along the first guiding section 311 and pass through the preset garbage retention area 11. And, the height of the first guiding section 311 in the opposite direction of the top plate 15 and the bottom plate 16 is relatively smaller, so that a part of the airflow entering from the air inlet 12 can be allowed to bypass the first guiding section 311, and the garbage is prevented from being concentrated in the preset garbage retention area 11 under the guidance of the guiding baffle 31 when the cleaning robot 100 is used for normal dust collection, thereby being beneficial to ensuring the uniform dust collection of the dust collection body.
Referring to fig. 7, 8 and 9, further, the distance between the first guiding section 312 and the part of the side plate where the air inlet 12 is located is greater than or equal to half the length of the side baffle 174, so as to avoid that the first guiding section 312 is too close to the air inlet 12 and the garbage is concentrated between the first guiding section 312 and the air inlet 12.
Referring to fig. 7, 8 and 9, further, the air guide 37 extends in the length direction of the dust box body 10, and the extending length of the air guide 37 exceeds half the length of the dust box body 10. In the present embodiment, the first side baffle 171 extends substantially in parallel with the longitudinal direction of the dust box body 10, and the second side baffle 172 extends substantially in parallel with the width direction of the dust box body 10. By the extended length of the air guide opening 37 exceeding half the length of the dust box body 10, the area of the air guide opening 37 is large enough, and the air flow blown out from the air guide opening 37 can pass through most areas of the dust box body 10, which is beneficial to promoting the emptying of the garbage in the dust box body 10.
Example two
Referring to fig. 11, another dust box assembly 200 is provided in the second embodiment, and the dust box assembly 200 can be applied to the cleaning robot 100 as well. The main difference between the dust box assembly 200 provided in the second embodiment and the dust box assembly 200 provided in the first embodiment is that: the auxiliary dust exhaust structure 30 comprises a dust inlet pipe 32 connected with the dust box body 10, the dust inlet pipe 32 is in butt joint with the air inlet 12, the inner cavity 14 of the dust inlet pipe 32 forms the flow guide channel 36, and one end of the dust inlet pipe 32, which is far away from the air inlet 12, is provided with the air guide opening 37.
The dust inlet pipe 32 extends from the air inlet 12 into the interior 14 of the dust box body 10. The dust inlet pipe 32 may be injection molded integrally with the dust box body 10, and the dust inlet pipe 32 may be fixedly connected to the dust box body 10 by means of screw connection, glue adhesion, snap connection, or plug connection.
The direction of the air guide opening 37 of the dust inlet pipe 32 is different from the direction of the air inlet 12, the air guide opening 37 of the dust inlet pipe 32 faces the preset garbage retention area 11, and the dust inlet pipe 32 can guide the air flow to pass through the preset garbage retention area 11.
Example III
Referring to fig. 12 and 13, another dust box assembly 200 is provided in the third embodiment, and the dust box assembly 200 can be applied to the cleaning robot 100 as well. The main difference between the dust box assembly 200 provided in the third embodiment and the dust box assembly 200 provided in the first embodiment is that: the auxiliary dust exhaust structure 30 is connected to the dust box body 10, the auxiliary dust exhaust structure 30 can block or allow the airflow entering from the air inlet 12 to flow to the inner cavity 14, and the cover member 20 is movably connected to the dust box body 10 to cover or open the dust exhaust opening 13.
The auxiliary dust discharging structure 30 comprises a driving mechanism 34 and a movable cover plate 35, the driving mechanism 34 is fixed on the dust box body 10, the movable cover plate 35 is movably connected with the dust box body 10, the driving mechanism 34 can drive the movable cover plate 35 to switch between a first preset position and a second preset position, the movable cover plate 35 covers the air inlet 12 at the first preset position, and the movable cover plate 35 opens the air inlet 12 at the second preset position.
The driving mechanism 34 may include a driving device and a transmission assembly, where the driving device may be a rotating motor, and the transmission assembly may include an output gear fixed on an output shaft of the driving device, an input gear connected to the movable cover 35, and at least one transmission member drivingly connected to the output gear and the input gear. The driving device can drive the movable cover plate 35 to rotate relative to the dust box body 10 through the transmission assembly, so as to realize the switching of the movable cover plate 35 between a first preset position and a second preset position. Wherein the at least one transmission member may comprise a gear or/and a conveyor belt or the like. Of course, the driving device and the transmission assembly may be limited to the above examples, and the driving device may be a telescopic motor or an electromagnet, and a person skilled in the art may flexibly adjust the specific type of the driving device and the specific type of the transmission assembly.
Example IV
Referring to fig. 14 and 15, another dust box assembly 200 is provided in the fourth embodiment, and the dust box assembly 200 is also applicable to the cleaning robot 100. The main difference between the dust box assembly 200 provided in the fourth embodiment and the dust box assembly 200 provided in the first embodiment is that: the auxiliary dust exhaust structure 30 includes a cyclone separator 33, and the cyclone separator 33 is provided with the flow guide passage 36. The air flow entering from the air inlet 12 rotates along the flow guiding channel 36 of the cyclone separator 33, and finally leaves the cyclone separator 33 along the left-hand direction or the right-hand direction, which is beneficial to driving the preset garbage retention area direction 11 to flow to the dust exhaust opening 13.
Referring to fig. 1 and 2, the present embodiment further provides a cleaning robot 100 system, where the cleaning robot 100 system includes the cleaning robot 100 described above, and a cleaning base station 300.
The cleaning base station 300 is provided with a dust collection port 47, the dust collection port 47 is used for being in butt joint with the dust discharge port 13 of the dust box body 10, and the cleaning base station 300 sucks the garbage in the inner cavity 14 through the dust collection port 47 and the dust discharge port 13.
The cleaning base station 300 includes a base station body 60, a dust collection container 61, and a suction device 62. The base station body 60 is provided with a dust collection chamber 63, a dust collection port 47, a dust inlet passage 64, and an exhaust passage 65. The dust collection port 47 is for interfacing with the dust discharge port 13 of the cleaning robot 100. One end of the dust inlet channel 64 is communicated with the dust collecting port 47, and the other end is communicated with the dust collecting cavity 63. One end of the exhaust passage 65 is communicated with the dust collection cavity 63, and the other end is communicated with the atmosphere. The dust collecting container 61 is detachably connected to the dust collecting cavity 63 of the base station body 60, and the dust collecting container 61 is installed in the dust collecting cavity 63 and can be communicated with the dust inlet channel 64 and the air outlet channel 65. The suction device 62 is fixed to the base station body 60, the suction device 62 is used for driving gas to flow, and the suction device 62 can pump out the gas in the dust collecting container 61 and the dust inlet channel 64 through the exhaust channel 65 so as to generate negative pressure in the dust collecting container 61 and the dust inlet channel 64, so that the dust in the dust box assembly 200 is sucked into the dust collecting container 61 under the action of the negative pressure. Wherein the dust container 61 may be a dust bag or a dust box or a dust tank.
Finally, it should be noted that: the above embodiments are only for illustrating the technical solution of the present application, and are not limiting; the technical features of the above embodiments or in the different embodiments may also be combined within the idea of the application, the steps may be implemented in any order, and there are many other variations of the different aspects of the application as described above, which are not provided in detail for the sake of brevity; although the application has been described in detail with reference to the foregoing embodiments, it will be understood by those of ordinary skill in the art that: the technical scheme described in the foregoing embodiments can be modified or some technical features thereof can be replaced by equivalents; such modifications and substitutions do not depart from the spirit of the application.
Claims (17)
1. The dust box assembly is applied to a cleaning robot and is characterized by comprising a dust box body, a sealing cover piece and an auxiliary dust discharging structure, wherein the dust box body is provided with an air inlet, a dust discharging port and an inner cavity communicated with the air inlet and the dust discharging port, the air inlet and the dust discharging port can be used for sucking dust air flow, the sealing cover piece is connected with the dust box body, the sealing cover piece can move to a position for sealing or opening the dust discharging port, the auxiliary dust discharging structure is connected with the dust box body and is accommodated in the inner cavity, and the auxiliary dust discharging structure is used for guiding the dust sucking air flow to pass through a preset dust retention area of the inner cavity and then to be discharged through the dust discharging port;
The auxiliary dust discharging structure comprises a flow guide baffle connected with the dust box body, the auxiliary dust discharging structure is provided with a flow guide channel communicated with the air inlet, the flow guide channel forms a part of the inner cavity, the flow guide channel is provided with a wind guide opening, the wind guide opening faces to a preset garbage retention area of the inner cavity, and the flow guide baffle and the dust box body are surrounded to form the flow guide channel;
The air inlet is characterized in that the flow guide baffle is at least partially positioned in the air inlet direction of the air inlet, the flow guide baffle comprises a first flow guide section and a second flow guide section, the first flow guide section and a part of side plate where the air inlet is positioned are arranged at intervals, one end of the first flow guide section is adjacent to the air inlet, the other end of the first flow guide section extends to a position close to a preset garbage detention area, the second flow guide section is blocked at one side of the air inlet close to the dust exhaust port, and the second flow guide section is connected with the first flow guide section and the part of side plate where the air inlet is positioned.
2. The dust box assembly of claim 1, wherein the dust discharge opening and the predetermined waste retention area are located on opposite sides of the air inlet opening in the air inlet direction, respectively.
3. The dust box assembly of claim 1, wherein a maximum distance of the predetermined debris retention area from the dust outlet is greater than or equal to a maximum distance of the air inlet from the dust outlet.
4. The dust box assembly of claim 1, wherein the dust exhaust and the predetermined debris retention area are both disposed adjacent a bottom of the dust box body.
5. The dust box assembly of claim 4, wherein the cavity is provided with a flat area at the bottom and a sloped area connecting the flat area, the dust discharge opening being disposed adjacent the flat area, and the predetermined debris retention area being at least partially disposed within the sloped area.
6. A dust box assembly according to claim 1, wherein the dust box body comprises a top plate, a bottom plate arranged opposite to the top plate, and a side plate connecting the top plate and the bottom plate, wherein the side plate, the top plate and the bottom plate are surrounded to form the inner cavity, the air inlet is arranged through the side plate, and the dust discharge opening is arranged through the side plate or the bottom plate.
7. The dust box assembly of claim 1, wherein the dust exhaust port is offset from the air guide port.
8. The dust box assembly of claim 1, wherein the dust box body comprises a top plate, a bottom plate arranged opposite to the top plate, and a side plate connecting the top plate and the bottom plate, wherein the side plate, the top plate and the bottom plate are surrounded to form the inner cavity, the air inlet penetrates through the side plate, the air inlet faces the top plate, the flow guide baffle is connected with the top plate and the side plate and is arranged at intervals with the bottom plate, the flow guide passage is surrounded to be formed between the flow guide baffle, the top plate and the side plate, and one side of the flow guide passage, which is far away from the top plate, is partially or completely opened to form the air guide opening.
9. The dust box assembly of claim 8, wherein the side plate comprises a first side baffle and two second side baffles disposed opposite to each other, the first side baffle connecting the top plate and the bottom plate, the second side baffle connecting the top plate and the bottom plate, the two second side baffles connected to both ends of the first side baffle, the air inlet opening extending through the first side baffle, the flow guide baffle connecting the first side baffle, the second side baffle and the top plate, or the flow guide baffle connecting the two second side baffles and the top plate.
10. The dust box assembly of claim 8, wherein the air inlet is located at a central location of the dust box body, and the side panels of the dust box body include two side baffles disposed opposite each other, the two side baffles being located on opposite sides of the air inlet, the dust exhaust being adjacent one of the two side baffles, the predetermined debris retention area being adjacent the other of the two side baffles.
11. A dust box assembly according to claim 8, wherein the height of the second flow directing section in the opposite direction of the top plate and the bottom plate is greater than the height of the first flow directing section in the opposite direction of the top plate and the bottom plate.
12. The dust box assembly of claim 10, wherein the distance between the first flow directing section and the portion of the side panel where the air inlet is located is greater than or equal to half the length of the side panel.
13. The dust box assembly of claim 1, wherein the air guide opening extends in a length direction of the dust box body, the air guide opening extending more than half the length of the dust box body.
14. The utility model provides a dust box subassembly, dust box subassembly is applied to cleaning machines people, a serial communication port, dust box subassembly includes dust box body and supplementary dust exhaust structure, and closing cap spare, the dust box body be equipped with air intake, dust exhaust mouth and with the air intake with the inner chamber of dust exhaust mouth intercommunication, the air intake with the dust exhaust mouth accessible draws dust air current, supplementary dust exhaust structure connect in the dust box body, supplementary dust exhaust structure can block or allow from the air current flow direction that the air intake got into the inner chamber, the closing cap spare movably connects the dust box body is with the closing cap or is opened the dust exhaust mouth, supplementary dust exhaust structure is including connecting the water conservancy diversion baffle of dust box body, the water conservancy diversion baffle is located at least partially in the air inlet direction of air intake, the water conservancy diversion baffle includes first water conservancy diversion segmentation and second water conservancy diversion segmentation, first water conservancy diversion segmentation with the part curb plate interval setting at air intake place, first water conservancy diversion segmentation one end is adjacent the air intake, the other end extends to and presets rubbish detention the area, second water conservancy diversion segmentation and air intake part at the water conservancy diversion segmentation one side is located at the air intake and the air intake part.
15. The dust box assembly of claim 14, wherein the auxiliary dust exhaust structure includes a drive mechanism and a removable cover, the drive mechanism being secured to the dust box body, the removable cover being movably coupled to the dust box body, the drive mechanism being operable to drive the removable cover between a first predetermined position and a second predetermined position, the removable cover closing the air inlet in the first predetermined position, the removable cover opening the air inlet in the second predetermined position.
16. A cleaning robot comprising a robot body and a dust box assembly according to any one of claims 1 to 15, the dust box assembly being detachably mounted on the robot body.
17. A cleaning robot system comprising the cleaning robot of claim 16, and a cleaning base station provided with a dust collection port for interfacing with a dust discharge port of the dust box body, the cleaning base station sucking the dust in the inner cavity through the dust collection port and the dust discharge port.
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| CN202011617908.9A CN114680743B (en) | 2020-12-31 | 2020-12-31 | Dust box assembly, cleaning robot and system thereof |
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| CN202011617908.9A CN114680743B (en) | 2020-12-31 | 2020-12-31 | Dust box assembly, cleaning robot and system thereof |
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| CN116687279A (en) * | 2023-07-14 | 2023-09-05 | 歌尔科技有限公司 | Dust collection box, sweeping robot and control method of sweeping robot |
| CN119791507A (en) * | 2024-12-16 | 2025-04-11 | 宁波国琅机器人科技有限公司 | A multi-power dust collection system and working method thereof |
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| CN208910071U (en) * | 2018-08-06 | 2019-05-31 | 广东新宝电器股份有限公司 | Floor sweeper |
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| CN110604512B (en) * | 2019-08-21 | 2021-04-20 | 深圳市无限动力发展有限公司 | Cleaning equipment, cleaning machine and dust collecting box thereof |
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| CN208193061U (en) * | 2017-09-22 | 2018-12-07 | 江苏美的清洁电器股份有限公司 | Dirt box and dust collection equipment |
| CN211633145U (en) * | 2019-12-30 | 2020-10-09 | 尚科宁家(中国)科技有限公司 | A dust box and sweeping robot |
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