CN219289350U - Automatic cleaning equipment - Google Patents
Automatic cleaning equipment Download PDFInfo
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- CN219289350U CN219289350U CN202223604394.0U CN202223604394U CN219289350U CN 219289350 U CN219289350 U CN 219289350U CN 202223604394 U CN202223604394 U CN 202223604394U CN 219289350 U CN219289350 U CN 219289350U
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- Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
- Y02—TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
- Y02E—REDUCTION OF GREENHOUSE GAS [GHG] EMISSIONS, RELATED TO ENERGY GENERATION, TRANSMISSION OR DISTRIBUTION
- Y02E10/00—Energy generation through renewable energy sources
- Y02E10/50—Photovoltaic [PV] energy
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Abstract
The present disclosure provides an automatic cleaning apparatus, the automatic cleaning apparatus comprising: an apparatus main body having: the front cleaning brush installation position is provided with a first installation part and a second installation part respectively at a first end part and a second end part which are opposite to each other; the rear cleaning brush installation position and the front cleaning brush installation position are arranged in parallel in a second direction parallel to the axis of the equipment main body, a third installation part and a fourth installation part are respectively arranged at a third end part and a fourth end part of the rear cleaning brush installation position, which are opposite to each other, the first installation part and the third installation part are positioned at one side of the axis, and the second installation part and the fourth installation part are positioned at the other side of the axis; the cleaning brush is configured to be installed at a front cleaning brush installation position or a rear cleaning brush installation position, and a first installation structure and a second installation structure are respectively arranged at two axial ends of the cleaning brush, wherein the first installation structure is configured to be installed in a matched mode with the first installation part and the fourth installation part, and the second installation structure is configured to be installed in a matched mode with the second installation part and the third installation part.
Description
Technical Field
The disclosure relates to the technical field of cleaning equipment, and in particular relates to automatic cleaning equipment.
Background
With the continuous development of technology, automatic cleaning devices, such as sweeping robots, sweeping and mopping integrated machines, etc., have been adopted by a wide range of households. In order to realize the sweeping function, the cleaning robot with the sweeping function is provided with a cleaning brush to roll up garbage with different sizes on the ground and suck the garbage into the garbage collection box.
The cleaning brush generally has a brush member for contacting the floor and rolling up the dust, and in order to effectively roll up the dust, the brush member needs to have a certain extending direction or inclination angle with respect to the cleaning brush body so as to easily roll up the dust when the cleaning brush rotates. However, the mounting direction is not easy to distinguish when the cleaning brush is mounted in the prior art, and the direction is easy to reverse, thereby reducing the cleaning efficiency.
Disclosure of Invention
Some embodiments of the present disclosure provide a robot cleaning apparatus, the robot cleaning apparatus comprising:
an apparatus main body having:
a front cleaning brush mounting position extending in a first direction perpendicular to an axis of the apparatus main body, the front cleaning brush mounting position being provided at opposite first and second ends with first and second mounting portions, respectively; and
a rear cleaning brush mounting position extending along the first direction and being arranged in parallel with the front cleaning brush mounting position in a second direction parallel to the axis of the equipment main body, wherein a third mounting part and a fourth mounting part are respectively arranged at a third end part and a fourth end part of the rear cleaning brush mounting position which are opposite, the first mounting part and the third mounting part are positioned at one side of the axis, and the second mounting part and the fourth mounting part are positioned at the other side of the axis;
The cleaning brush is configured to be installed at a front cleaning brush installation position or a rear cleaning brush installation position, and a first installation structure and a second installation structure are respectively arranged at two axial ends of the cleaning brush; and
a steering wheel arranged on the equipment main body and positioned at one side of the front cleaning brush installation position away from the rear cleaning brush installation position,
the first mounting structure is configured to be capable of being mounted in a matched mode with the first mounting portion and the fourth mounting portion, but not with the second mounting portion and the third mounting portion, and the second mounting structure is configured to be capable of being mounted in a matched mode with the second mounting portion and the third mounting portion, but not with the first mounting portion and the fourth mounting portion.
In some alternative embodiments, the first mounting structure has a first mounting shape and size, the first mounting portion and the fourth mounting portion each have a first corresponding mounting shape and size that matches the first mounting shape and size, the second mounting structure has a second mounting shape and size, the second mounting portion and the third mounting portion each have a second corresponding mounting shape and size that matches the second mounting shape and size, the first mounting shape and size being different from the second mounting shape and size.
In some alternative embodiments, the device body further comprises:
a first fitting and a second fitting detachably fitted at a first end and a second end of the front cleaning brush mounting position, respectively, the first mounting portion being located on an end of the first fitting facing the axis, the second mounting portion being located on an end of the second fitting facing the axis; and
and third and fourth fitting parts detachably fitted at a third end and a fourth end of the rear brush mounting position, respectively, the third mounting part being located on an end of the third fitting part facing the axis, and the fourth mounting part being located on an end of the fourth fitting part facing the axis.
In some alternative embodiments, the device body further comprises:
a first fitting structure provided at a first end portion of the front brush mounting position away from the brush, configured to be fitted in cooperation with a first fitting portion of the first fitting member, the first fitting portion being located on an end portion of the first fitting member away from the brush;
a second fitting structure provided at a second end portion of the front brush mounting position away from the brush, configured to be fitted in cooperation with a second fitting portion of the second fitting, the second fitting portion being located at an end portion of the second fitting away from the brush;
A third fitting structure provided at a third end portion of the rear brush mounting position away from the brush, configured to be fitted in matching with a third fitting portion of the third fitting member, the third fitting portion being located at an end portion of the third fitting member away from the brush; and
and the fourth assembling structure is arranged at one side, far away from the cleaning brush, of the fourth end part of the rear cleaning brush mounting position and is configured to be matched and assembled with a fourth assembling part of the fourth assembling part, and the fourth assembling part is positioned at the end part, far away from the cleaning brush, of the fourth assembling part.
In some alternative embodiments, the first mounting structure has a first mounting shape and size, the first mounting portion has a first corresponding mounting shape and size corresponding to the first mounting shape and size,
the second fitting structure has a second fitting shape and size, the second fitting portion has a second corresponding fitting shape and size corresponding to the second fitting shape and size,
the third assembly structure has a third assembly shape and size, and the third assembly part has a third corresponding assembly shape and size corresponding to the third assembly shape and size; and
The fourth fitting structure has a fourth fitting shape and size, and the fourth fitting portion has a fourth corresponding fitting shape and size corresponding to the fourth fitting shape and size.
In some alternative embodiments, the first and fourth fitting shapes and sizes are the same, the second and third fitting shapes and sizes are the same, and the first and second fitting shapes and sizes are different.
In some alternative embodiments, any two of the first, second, third, and fourth mating shapes and sizes are different.
In some alternative embodiments, the first fitting is identical to the fourth fitting and the second fitting is identical to the third fitting.
In some alternative embodiments, the cleaning brush includes:
the first mounting structure and the second mounting structure are respectively arranged at two ends of the shaft rod; and
a brush member detachably mounted on the shaft, comprising:
a cylindrical member configured to fit over the shaft such that the cylindrical member is coaxial with the shaft; and
At least one brush extends from the outer surface of the tubular member in a direction away from the tubular member, and the at least one brush extends from one end of the tubular member to the other end of the tubular member.
In some alternative embodiments, the number of the brushes is a plurality, each brush has a V-shaped structure on the outer surface of the cylindrical member, the plurality of brushes are uniformly distributed along the circumferential direction of the cylindrical member, and the tips of the V-shaped structures of the plurality of brushes have the same direction in the circumferential direction of the cylindrical member.
In some alternative embodiments, the inner wall of the V-shaped structure is provided with a plurality of bumps at the edge remote from the tubular member.
In some alternative embodiments, the number of brushes is a plurality, each brush is spirally distributed on the outer surface of the cylindrical member, and the plurality of brushes are uniformly distributed along the circumference of the cylindrical member.
In some alternative embodiments, the cleaning brush comprises a first cleaning brush and a second cleaning brush disposed in the front cleaning brush mounting location and the rear cleaning brush mounting location, respectively, the first cleaning brush and the second cleaning brush having opposite rotational directions.
Compared with the related art, the scheme of the embodiment of the disclosure has at least the following beneficial effects:
The utility model provides an automatic cleaning equipment adopts its axial both ends of cleaning brush to design first mounting structure and second mounting structure, and the relative both ends of preceding cleaning brush installation position design first installation department, second installation department respectively to and the relative both ends of back cleaning brush installation position design third installation department, fourth installation department respectively, first mounting structure is configured to can be installed with first installation department and fourth installation department matching, and can not install with second installation department and third installation department matching, second mounting structure is configured to can install with second installation department and third installation department matching, and can not install with first installation department and fourth installation department matching. The cleaning brush can be arranged at the front cleaning brush installation position and the rear cleaning brush installation position, the front cleaning brush and the rear cleaning brush do not need to be distinguished, and the cleaning brush is designed, so that the cost is reduced. In addition, when the cleaning brush is installed to the front cleaning brush installation position or the rear cleaning brush installation position, the first installation structure and the second installation structure of the cleaning brush can only be installed in a matched mode with the corresponding installation parts, reverse installation of the cleaning brush is avoided, the fool-proof effect is achieved, and therefore cleaning efficiency is guaranteed.
Drawings
The accompanying drawings, which are incorporated in and constitute a part of this specification, illustrate embodiments consistent with the disclosure and together with the description, serve to explain the principles of the disclosure. It will be apparent to those of ordinary skill in the art that the drawings in the following description are merely examples of the disclosure and that other drawings may be derived from them without undue effort. In the drawings:
fig. 1 is a schematic perspective view of an automatic cleaning apparatus according to some embodiments of the present disclosure;
FIG. 2 is a schematic bottom view of a robotic cleaning device provided in some embodiments of the present disclosure;
FIG. 3 is a schematic view of a combination of two sets of cleaning brushes provided in some embodiments of the present disclosure;
FIG. 4 is an enlarged schematic view of one end of the cleaning brush of FIG. 3;
FIG. 5 is an enlarged schematic view of the other end of the cleaning brush of FIG. 3;
FIG. 6 is a schematic view of a portion of a configuration of a robotic cleaning device provided in some embodiments of the present disclosure;
FIG. 7A is an exploded view of the first end of FIG. 6;
FIG. 7B is an exploded view of the first end portion of FIG. 6 from another perspective;
FIG. 8A is an exploded view of the second end of FIG. 6;
FIG. 8B is an exploded view of the second end portion of FIG. 6 from another perspective;
Fig. 9A is a schematic perspective view of a first fitting provided in some embodiments of the present disclosure;
fig. 9B is a schematic perspective view of another view of a first fitting provided in some embodiments of the present disclosure;
fig. 10 is a schematic perspective view of a second fitting provided in some embodiments of the present disclosure;
FIG. 11A is a schematic perspective view of a third fitting provided in some embodiments of the present disclosure;
FIG. 11B is a schematic perspective view of a third fitting provided in some embodiments of the present disclosure;
fig. 12 is a schematic perspective view of a fourth fitting provided in some embodiments of the present disclosure.
Detailed Description
For the purpose of promoting an understanding of the principles and advantages of the disclosure, reference will now be made in detail to the drawings, in which it is apparent that the embodiments described are only some, but not all embodiments of the disclosure. Based on the embodiments in this disclosure, all other embodiments that a person of ordinary skill in the art would obtain without making any inventive effort are within the scope of protection of this disclosure.
It should also be noted that the terms "comprises," "comprising," or any other variation thereof, are intended to cover a non-exclusive inclusion, such that a product or apparatus that comprises a list of elements does not include only those elements but may include other elements not expressly listed or inherent to such product or apparatus. Without further limitation, an element defined by the phrase "comprising" does not exclude the presence of other like elements in a commodity or device comprising such element.
In the related art, an automatic cleaning device, such as a sweeping robot, has a dual cleaning brush type, for which the front and rear cleaning brushes are not generally allowed to be exchanged at will, and the front and rear cleaning brushes need to be opened separately, so that the cost is high, and meanwhile, when the front and rear cleaning brushes are installed, there is a problem that the two cleaning brushes are difficult to install correctly, if the installation direction of the cleaning brushes is wrong, the automatic cleaning device cannot perform normal cleaning operation, so how to install the two cleaning brushes correctly and easy to install become a technical problem to be solved.
The present disclosure provides an automatic cleaning apparatus comprising: an apparatus main body and a cleaning brush; the device body is provided with a front cleaning brush installation position and a rear cleaning brush installation position, the front cleaning brush installation position extends along a first direction perpendicular to the axis of the device body, and a first installation part and a second installation part are respectively arranged at a first end part and a second end part which are opposite to each other of the front cleaning brush installation position; the rear cleaning brush installation position extends along the first direction, is arranged in parallel with the front cleaning brush installation position in a second direction parallel to the axis of the equipment main body, and is provided with a third installation part and a fourth installation part at a third end part and a fourth end part which are opposite to each other; the cleaning brush is configured to be installed at a front cleaning brush installation position or a rear cleaning brush installation position, a first installation structure and a second installation structure are respectively arranged at two axial ends of the cleaning brush, wherein the first installation structure is configured to be installed in a matched mode with a first installation part and a fourth installation part and not installed in a matched mode with a second installation part and a third installation part, and the second installation structure is configured to be installed in a matched mode with the second installation part and the third installation part. In addition, when the cleaning brush is installed to the front cleaning brush installation position or the rear cleaning brush installation position, the first installation structure and the second installation structure of the cleaning brush can only be installed in a matched mode with the corresponding installation parts, reverse installation of the cleaning brush is avoided, the fool-proof effect is achieved, and therefore cleaning efficiency is guaranteed.
Alternative embodiments of the present application are described in detail below with reference to the accompanying drawings.
Fig. 1 is a schematic structural view of an automatic cleaning apparatus according to some embodiments of the present disclosure, and fig. 2 is a schematic bottom structural view of the automatic cleaning apparatus in fig. 1. As shown in fig. 1, the automatic cleaning device may be a vacuum suction robot, a mopping/brushing robot, a window climbing robot, or the like. The above-mentioned automatic cleaning device may include a sensing system, an energy system, a man-machine interaction system, etc., where the above-mentioned systems are not shown, and all system components included in any existing cleaning device may be integrated into the automatic cleaning device of the present utility model to complete the overall operation function of the automatic cleaning device according to the embodiments of the present disclosure, and the integration or the positional relationship of the above-mentioned systems may be obtained by referring to the prior art, which is not described herein.
In order to describe the behavior of the automatic cleaning device more clearly, the following directional definition is made: the robotic cleaning device may travel on the floor by a combination of three mutually perpendicular axes: a transverse axis Y, a front-to-back axis X and a central vertical axis Z. The front-rear axis X represents the forward or backward driving direction of the automatic cleaning apparatus; XY represents the horizontal plane in which the automatic cleaning device is located; the central vertical axis Z is the direction perpendicular to the XY horizontal plane, and the automatic cleaning device can rotate around the Z axis.
FIG. 3 is a combined structure of two sets of cleaning brushes (i.e., front and rear brushes), a dual main brush structure, provided by some embodiments of the present disclosure; FIG. 4 is an enlarged schematic view of one end of the cleaning brush of FIG. 3;
FIG. 5 is an enlarged schematic view of the other end of the cleaning brush of FIG. 3; FIG. 6 is a schematic view of a portion of a robotic cleaning device provided in accordance with some embodiments of the present disclosure; FIG. 7A is an exploded view of the first end of FIG. 6; FIG. 7B is an exploded view of the first end portion of FIG. 6 from another perspective; FIG. 8A is an exploded view of the second end of FIG. 6; fig. 8B is an exploded view of the second end portion of fig. 6 from another perspective.
As shown in fig. 2, in some embodiments, the automatic cleaning apparatus includes an apparatus main body 10, and the front cleaning brush mounting position 11 and the rear cleaning brush mounting position 12 for accommodating a cleaning brush are provided in the apparatus main body 10. The front brush attachment 11 has a first end 111 and a second end 112 opposite to the first end 111, one end of the brush is engaged and fixed at the first end 111, and the other end of the brush is engaged and fixed at the second end 112. In some embodiments, the front cleaning brush mounting location 11 is an elongated groove structure in the device body that extends along the first direction, which is perpendicular to the axis of the device body 10, the axis of the device body 10 being, for example, parallel to the X-axis direction, and the first direction being, for example, parallel to the Y-axis direction.
The rear brush mounting location 12 has a third end 121 and a fourth end 122 opposite the third end 121. In some embodiments, the rear brush mounting location 12 is substantially identical to the rear brush mounting location 11, e.g., also an elongated groove structure in the device body extending in the first direction, through which the cleaning brush may be mounted in an elongated groove of the rear brush mounting location 12. The two strip-shaped groove structures are parallel to each other in a second direction, and the second direction is the direction in which the front and rear axes X are located. The shape and size of the strip-shaped groove structure are not limited, and at least one part of the cleaning brush is only needed to be accommodated. The first end of the front brush mounting position 11 and the third end of the rear brush mounting position 12 are located at one side of the axis, and the second end of the front brush mounting position 11 and the fourth end of the rear brush mounting position 12 are located at the other side of the axis.
It should be noted that, in the following embodiments of the present disclosure, the front cleaning brush mounting position 11 is taken as a long-strip-shaped groove structure on the automatic cleaning device, which is close to the steering wheel, and the rear cleaning brush mounting position 12 is taken as a long-strip-shaped groove structure, which is far from the steering wheel, which is of course, and vice versa.
As shown in fig. 1 to 8B, in some embodiments, the automatic cleaning apparatus includes two of the cleaning brushes 20, one cleaning brush being disposed at the front cleaning brush mounting position 11, and being regarded as a "front brush"; another cleaning brush is provided at the rear cleaning brush mounting position 12, and is regarded as a "rear brush". The front brush may be mounted in the front cleaning brush mounting position 11 through the opening of the elongated groove structure, one end of the front brush may be engaged with the first mounting portion 31 (e.g., a portion of the first fitting 30) at the first end 111, and the other end may be engaged with the second mounting portion 41 (e.g., a portion of the second fitting 40) at the second end 112. One end of the rear brush may be engaged and fixed with the third mounting portion 51 (for example, a part of the structure of the third assembly 50) at the third end 121, and the other end may be engaged and fixed with the fourth mounting portion 61 (for example, a part of the structure of the fourth assembly 60) at the fourth end 122.
As shown in fig. 3 to 8B, in some embodiments, the two cleaning brushes are identical in structure, and the same cleaning brush is installed as a front brush in the front cleaning brush installation site 11 and as a rear brush in the rear cleaning brush installation site 12. Specifically, the cleaning brush 20 has a first mounting structure 21 and a second mounting structure 22, the first mounting structure 21 is engageable with the first mounting portion 31 and the fourth mounting portion 61, and the second mounting structure 22 is engageable with the second mounting portion 41 and the third mounting portion 51. The first mounting structure is completely different from the second mounting structure. So designed, the first mounting structure 21 of the cleaning brush 20 can be engaged with the first mounting portion 31 at the first end 111 of the front cleaning brush mounting position 11, and the second mounting structure 22 of the cleaning brush 20 can be engaged with the first mounting portion 41 at the second end 112 of the front cleaning brush mounting position 11, at which time the cleaning brush 20 is mounted at the front cleaning brush mounting position 11 as a front brush. The cleaning brush 20 may also be turned 180 degrees, the first mounting structure 21 of the cleaning brush 20 may be engaged with the fourth mounting portion 61 at the fourth end 122 of the rear cleaning brush mounting location 21, and the second mounting structure 22 of the cleaning brush 20 may be engaged with the third mounting portion 51 at the third end 121 of the rear cleaning brush mounting location 12, at which time the cleaning brush 20 is mounted at the rear cleaning brush mounting location 12 as a rear brush. If the cleaning brush 20 does not turn 180 degrees, it cannot be mounted to the rear cleaning brush mounting location 12. The cleaning brush can be arranged at the front cleaning brush installation position and the rear cleaning brush installation position, the front cleaning brush and the rear cleaning brush do not need to be distinguished, and the cleaning brush is designed, so that the cost is reduced. In addition, when the cleaning brush is installed to the front cleaning brush installation position or the rear cleaning brush installation position, the first installation structure and the second installation structure of the cleaning brush can only be installed in a matched mode with the corresponding installation parts, reverse installation of the cleaning brush is avoided, the fool-proof effect is achieved, and therefore cleaning efficiency is guaranteed.
The first mounting structure 21 has a first mounting shape and size, and the first mounting portion 31 and the fourth mounting portion 61 each have a first corresponding mounting shape and size that matches the first mounting shape and size. It should be understood that the first mounting shape and size are not limited as long as they can be matched with the first mounting portion 31 and the fourth mounting portion 61, and the engagement and fixation of the cleaning brush 20 at the first end 111 and the fourth end 122 may be completed. As shown in fig. 3 to 5, the first mounting structure 21 includes, for example, a square recess having a square cross section in an axial direction perpendicular to the cleaning brush 20. In some embodiments, the first mounting structure 21 is provided with a first receiving hole 211 extending along the axial direction of the cleaning brush 20, where the first receiving hole 211 is disposed on the bottom surface of the square recess, and is configured to receive at least a portion of the first mounting portion 31 or the fourth mounting portion 61, and can be engaged with the first fitting 30 and the fourth fitting 60, so that the first fitting and the fourth fitting are not easily slid out.
The second mounting structure 22 has a second mounting shape and size, and the second mounting portion 41 and the third mounting portion 51 each have a second corresponding mounting shape and size matching the second mounting shape and size, and the first mounting shape and size are different from the second mounting shape and size. It should be understood that the second mounting shape and size are not limited, as long as the second mounting portion 41 and the third mounting portion 51 can be matched, and the engagement and fixation of the cleaning brush at the second end 112 can be completed. As shown in fig. 3 and 5, the second mounting structure 22 includes, for example, a cross-shaped recess having a cross-shaped cross section perpendicular to the cleaning brush axis direction, different from the square cross section of the square recess. In some embodiments, the second mounting structure 22 is provided with a second receiving hole 221 extending along the axial direction of the cleaning brush 20, where the second receiving hole 221 is disposed at the bottom of the cross-shaped recess, and is configured to receive at least a portion of the second mounting portion 41 or the third mounting portion 51, and can be engaged with the second fitting 40 and the third fitting 50, so that the second fitting and the third fitting are not easy to slide out.
The first mounting structure 21 is not limited to the square recess, and the second mounting structure 22 is not limited to the cross recess, as long as the mounting direction of the cleaning brush can be distinguished according to the shape and size of the first mounting structure and the second mounting structure, so that the cleaning brush can be accurately mounted to the front cleaning brush mounting position 11 and the rear cleaning brush mounting position 12 when the cleaning brush is mounted by the user.
In some embodiments, the first mounting portion 31, the second mounting portion 41, the third mounting portion 51, and the fourth mounting portion 61 may be integrally formed with the apparatus body, and not detachable. In some embodiments, the first mounting portion 31, the second mounting portion 41, the third mounting portion 51, and the fourth mounting portion 61 may be other independent components, such as a part of the structures of the first fitting 30, the second fitting 40, the third fitting 50, and the fourth fitting 60, and may be detachably mounted on the apparatus main body. Fig. 9A is a schematic perspective view of a first fitting provided in some embodiments of the present disclosure; fig. 9B is a schematic perspective view of another view of a first fitting provided in some embodiments of the present disclosure; fig. 10 is a schematic perspective view of a second fitting provided in some embodiments of the present disclosure; FIG. 11A is a schematic perspective view of a third fitting provided in some embodiments of the present disclosure; FIG. 11B is a schematic perspective view of a third fitting provided in some embodiments of the present disclosure; fig. 12 is a schematic perspective view of a fourth fitting provided in some embodiments of the present disclosure.
As shown in fig. 1 to 12, in some embodiments, the automatic cleaning apparatus includes: first and second fittings 30, 40, and third and fourth fittings 50, 60, the four fittings (i.e., end caps) being separate pieces, detachably fitted to the apparatus body, the first fitting 30 being fittable to the first mounting structure 21 of the front brush, the second fitting 40 being fittable to the second mounting structure 22 of the front brush; the third fitting 50 may be fitted to the second mounting structure 22 of the rear brush and the fourth fitting 60 may be fitted to the first mounting structure 21 of the rear brush. Wherein the first fitting 30 and the third fitting 50 are located on one side of the front and rear brushes and the second fitting 40 and the fourth fitting 60 are located on the opposite side of the front and rear brushes. In the following embodiments of the present disclosure, the four fitting members are detachable structures and correspond to only one fitting structure on the apparatus main body. As shown in fig. 6 and 7, the first and second fittings 30 and 40 are detachably fitted at the first and second ends 111 and 112, respectively, of the front brush mounting position 11; the third fitting 50 and the fourth fitting 60 are detachably fitted at the third end 120 and the fourth end 121 of the rear brush mounting position 12, respectively.
As shown in fig. 6, 7A, 7B, 9A and 9B, the first fitting 30 includes a first mounting portion 31 and a first fitting portion 32, the first mounting portion 31 being located on an end of the first fitting facing the cleaning brush 20 (e.g., a front brush), and the first fitting portion 32 being located on an end of the first fitting remote from the cleaning brush 20 (i.e., a front brush). As shown in fig. 7B and 9B, in some embodiments, the first mounting portion 31 includes a square protrusion, which has a square cross section perpendicular to the cleaning brush axis, and is mounted corresponding to a square recess of the first mounting structure 21, and the shape and size of the square protrusion are matched. In some embodiments, the first mounting portion 31 is provided with a first rod 33 extending along the first direction, and the first rod 33 is disposed on a side of the square protrusion near the cleaning brush and is configured to be inserted into the first receiving hole 211 of the first mounting structure 21 to engage the first mounting portion 31 with the front brush.
As shown in fig. 7A and 9A, in some embodiments, the first fitting part 32 includes a square protrusion on a side of the first fitting part 30 away from the first lever 33, the square protrusion snap-fitting the first fitting part 32 with the apparatus body. Of course, the first mounting portion 31 is not limited to include the square protruding portion, and may have other structures, and may be capable of being matched with the first mounting structure 21, and the first fitting portion 32 is not limited to include the square protruding portion, and may be capable of being matched with the first fitting structure 13 in the apparatus main body.
As shown in fig. 8A, 8B and 10, in some embodiments, the structure of the second fitting 40 is different from the structure of the first fitting 30. The second fitting 40 comprises a second mounting portion 41 and a second fitting portion 42, the second mounting portion 41 being located on the end of the second fitting 40 facing the cleaning brush 20 (e.g. a front brush), the second fitting portion 42 being located on the end of the second fitting 40 facing away from the cleaning brush 20 (e.g. a front brush). As shown in fig. 10, in some embodiments, the second mounting portion 41 includes a cross-shaped protrusion having a cross-shaped cross section perpendicular to the cleaning brush axis, and is mounted corresponding to the cross-shaped recess of the second mounting structure 22, and the shape and size of the cross-shaped protrusion are matched. In some embodiments, the second mounting portion 41 is provided with a second rod 43 extending along the first direction, and the second rod 43 is disposed on a side of the cross-shaped protrusion near the cleaning brush 20 and is configured to be inserted into a second receiving hole 221 on the second mounting structure 22 to engage the second mounting portion 41 with the cleaning brush 20.
As shown in fig. 8A, in some embodiments, the second mounting portion 42 includes a front brush bearing structure 421 and a front brush driven shaft 422, the front brush bearing structure 421 being located on a side of the second mounting member 40 remote from the second lever 43 for mating with the second mounting structure of the apparatus body 10. The front brush driven shaft 421 is part of the end structure of the second lever 43, and is rotatably movable relative to the front brush bearing structure.
It should be noted that, the driving principle of the first assembly member 30 and the second assembly member 40 in the rotation process of the cleaning brush is different, the first assembly portion 32 of the first assembly member 30 is connected to a front brush driving system (not shown) in the main body of the apparatus, the front brush driving system drives the first assembly member 30 to rotate, and further drives the cleaning brush to rotate, and the position of the first assembly member 30 is the driving side. The second fitting part 42 of the second fitting part 40 is connected to the apparatus main body through the front brush bearing structure 421, and when the cleaning brush rotates, at least a part of the second fitting part 40 is driven to rotate relative to the front brush bearing structure 421, and the position of the second fitting part 40 is the driven side.
As shown in fig. 7A, 7B, 11A, and 11B, in some embodiments, the third fitting 50 includes a third mounting portion 51 and a third fitting portion 52, the third mounting portion 51 being located on an end of the third fitting 50 facing the cleaning brush 20 (e.g., a rear brush), the third fitting portion 52 being located on an end of the third fitting 50 facing away from the cleaning brush 20 (e.g., a rear brush). As shown in fig. 7B and 11B, the third mounting portion 51 includes a cross-shaped protrusion having a cross-shaped cross section perpendicular to the cleaning brush axial direction, and is mounted corresponding to the cross-shaped recess of the second mounting structure, and the shape and size of the cross-shaped protrusion are matched. In some embodiments, the third mounting portion 51 is provided with a third rod 53 extending along the first direction, and the third rod 53 is disposed on a side of the cross-shaped protrusion near the cleaning brush and is configured to be inserted into the second receiving hole 221 on the second mounting structure 22 of the cleaning brush 20 (e.g., a rear brush) to engage the third mounting portion 51 with the rear brush.
As shown in fig. 7A and 11A, in some embodiments, the third fitting part 52 includes a cross-shaped projection on a side of the third fitting part 50 remote from the third lever 53, the cross-shaped projection snap-fitting the third fitting part 50 with the apparatus main body. Of course, the third mounting portion 31 is not limited to include the cross-shaped protrusion, and may have other structures, and may be capable of being matched with the second mounting structure 22, and the third mounting portion 52 is not limited to include the cross-shaped protrusion, and may be capable of being matched with the third mounting structure 15 in the apparatus main body.
As shown in fig. 8A, 8B and 12, the fourth fitting 60 includes a fourth mounting portion 61 and a fourth fitting portion 62. The fourth mounting portion 61 is located on an end of the fourth fitting 60 facing the cleaning brush 20 (e.g., a rear brush), and the fourth fitting portion 63 is located on an end of the fourth fitting 60 remote from the cleaning brush 20 (e.g., a rear brush). As shown in fig. 12, in some embodiments, the fourth mounting portion 61 includes a square protrusion, which has a square cross section perpendicular to the cleaning brush axis, and is mounted corresponding to the square recess of the first mounting structure, and the shape and the size of the square protrusion are matched. In some embodiments, the fourth mounting portion 61 is provided with a fourth rod 63 extending along the first direction, and the fourth rod 63 is disposed on a side of the square protrusion near the cleaning brush and is configured to be inserted into a first receiving hole 211 on the first mounting structure 21 of the cleaning brush 20 (e.g., a rear brush) to engage the fourth mounting portion 61 with the rear brush.
As shown in fig. 8A and 12, in some embodiments, the fourth mounting portion 62 includes a rear brush bearing structure 621 and a rear brush driven shaft 622, the rear brush bearing structure 621 being located on a side of the fourth mounting member 60 remote from the fourth lever 63 for mating with the fourth mounting structure 16 of the device body 10. The rear brush driven shaft 621 is part of the end structure of the fourth bar 63, which is rotatably movable relative to the rear brush bearing structure. The fourth fitting portion 62 may be identical to the second fitting portion 42 or may be different from the fourth fitting portion.
It should be noted that, the driving principle of the third assembly member 50 and the fourth assembly member 60 in the rotation process of the cleaning brush is different, the third assembly portion 52 of the third assembly member 50 is connected to a rear brush driving system (not shown) in the apparatus main body, the rear brush driving system drives the third assembly member 50 to rotate, and further drives the cleaning brush to rotate, and the position of the third assembly member 50 is the driving side. The fourth assembly part 62 of the fourth assembly part 60 is connected to the main body of the apparatus through the transmission structure 621, and when the cleaning brush rotates, at least a part of the fourth assembly part 60 is driven to rotate relative to the rear brush bearing structure 621, and the position of the fourth assembly part 60 is the driven side. In the above embodiment, the driving side of the front brush and the driving side of the rear brush are located on the same side of the axis of the apparatus body, and the driven side of the front brush and the driven side of the rear brush are located on the same side of the axis of the apparatus body.
As shown in fig. 9A to 12, in some embodiments, the first rod 33, the second rod 43, the third rod 53 and the fourth rod 63 have the same structure, the first rod 33 is provided with a slot 34, the second rod 43 is provided with a slot 44, the third rod 53 is provided with a slot 54, and the fourth rod 63 is provided with a slot 64. The clamping grooves 34, 44, 54, 64 are identical in structure and are used for clamping the corresponding assembly parts in the cleaning brush 20. In some embodiments, the four clamping grooves are all distributed along the circumferential direction of the corresponding rod.
As shown in fig. 2, in some embodiments, the apparatus body 10 further includes a first mounting structure 13, a second mounting structure 14, a third mounting structure 15, and a fourth mounting structure 16, which are respectively matched with the four mounting members. The first mounting structure 13, the second mounting structure 14, the third mounting structure 15, and the fourth mounting structure 16 are located inside the main body of the apparatus, and are indicated by dashed boxes in fig. 2. Specifically, the first fitting structure 13 is disposed on the side of the first end of the front cleaning brush mounting position 11 away from the axis of the apparatus main body, and is configured to be fitted in matching with the first fitting portion 32 of the first fitting, the first fitting portion 32 being located on the end of the first fitting 30 away from the axis of the apparatus main body; wherein, the axis of the device main body is the axis of the automatic cleaning device along the advancing direction, namely the X axis. The second fitting structure 14 is disposed on the side of the second end of the front brush mounting position 11 away from the axis of the apparatus main body, and is configured to be fitted with a second fitting portion 42 of the second fitting 40, the second fitting portion 42 being located on the end of the second fitting 40 away from the axis of the apparatus main body.
In some embodiments, the first mounting structure 13 has a first mounting shape and size, and the first mounting portion 32 has a first corresponding mounting shape and size corresponding to the first mounting shape and size; the second fitting structure 14 has a second fitting shape and size, and the second fitting portion has a second corresponding fitting shape and size corresponding to the second fitting shape and size. In some embodiments, when the first fitting portion 32 comprises a square protrusion, the first fitting structure may comprise a mating square recess; when the second mounting portion 42 includes a front brush bearing structure, the second mounting structure may include a mating snap-fit structure, that is, the first mounting structure 13 is completely different from the second mounting structure 14, that is, the first mounting shape and size is different from the second mounting shape and size.
The third fitting structure 15 is disposed on the side of the third end 121 of the rear brush mounting position 12 away from the axis of the apparatus main body, and is configured to be fitted in cooperation with the third fitting portion 52 of the third fitting member 50, the third fitting portion 52 being located on the end of the third fitting member 50 away from the axis of the apparatus main body; and a fourth fitting structure 16 provided on a side of the fourth end 122 of the rear brush mounting position 12 remote from the axis of the apparatus main body, configured to be fitted in mating engagement with a fourth fitting portion 62 of the fourth fitting 60, the fourth fitting portion 62 being located on an end of the fourth fitting 60 remote from the axis of the apparatus main body.
In some embodiments, the third fitting structure 15 has a third fitting shape and size, and the third fitting portion 52 has a third corresponding fitting shape and size corresponding to the third fitting shape and size; and the fourth fitting structure 16 has a fourth fitting shape and size, and the fourth fitting portion 62 has a fourth corresponding fitting shape and size corresponding to the fourth fitting shape and size. In some embodiments, when the third fitting 52 comprises a cross-shaped protrusion, the third fitting structure 15 may comprise a mating cross-shaped recess; when the fourth mounting portion 62 includes a rear brush bearing structure, the fourth mounting structure 16 may include a mating snap-fit structure, that is, the third mounting structure 15 is entirely different from the fourth mounting structure 16, that is, the third mounting shape and size is different from the fourth mounting shape and size, which is the same as the second mounting shape and size. In other embodiments, any two of the first, second, third, and fourth mating shapes and sizes are different.
Of course, in other embodiments, the mounting positions of the first fitting 30, the second fitting 40, the third fitting 50 and the fourth fitting 60 on the apparatus main body may not be unique, the first fitting 30 may be used to replace the fourth fitting 60, the second fitting 40 may be used to replace the third fitting 50, that is, the first fitting 30 is identical to the fourth fitting 60, the second fitting 40 is identical to the third fitting 50, and both may be replaced at will. Similarly, the first assembly shape and size is the same as the fourth assembly shape and size, the second assembly shape and size is the same as the third assembly shape and size, and the first assembly shape and size is different from the second assembly shape and size. It should be noted that, when the first fitting 30 replaces the fourth fitting 60 and the second fitting 40 replaces the third fitting 50, the driving side of the front brush is on the side of the first fitting 30, and the driving side of the rear brush is the position of the fourth fitting, that is, the driving side position is also changed with the replacement of the fourth fitting.
As shown in fig. 3 and 6, in some embodiments, the cleaning brush 20 includes: a shaft 23 and a brush member 24, the first and second mounting structures 21 and 22 being provided at both ends of the shaft 23, respectively; and the brush member 24 is detachably mounted on the shaft. Wherein the brush member 24 comprises: a cylindrical member 241 and at least one brush 242, the cylindrical member 241 being configured to fit over the shaft 23 such that the cylindrical member 241 is coaxial with the shaft 23; the at least one brush 242 extends from the outer surface of the cylindrical member 241 in a direction away from the cylindrical member 241, and the at least one brush 242 extends from one end of the cylindrical member 241 to the other end of the cylindrical member 241.
The shaft 23 is in a long cylindrical shape, the axis of which can be regarded as a rotation axis of the cleaning brush 20, and when the cleaning brush 20 is mounted on the apparatus body, the front brush or rear brush driving system can drive the shaft 23 to rotate, so as to drive the shaft surface brush member 24 to clean. The cylindrical member 241 is also elongated and cylindrical, and has a length substantially equal to the length of the shaft. The tubular member 210 may be a flexible member or a rigid member.
As shown in fig. 3, in some embodiments, the number of the brushes 242 is plural, each brush 242 has a V-shaped structure on the outer surface of the cylindrical member 241, the plurality of brushes 242 are uniformly distributed along the circumferential direction of the cylindrical member, and the tips of the V-shaped structures of the plurality of brushes have the same direction in the circumferential direction of the cylindrical member. Through being V type structure with the brush design, can easily roll up rubbish when brushing counter-rotating around, can not produce too big impact force to the brush and damage, improve life.
In some embodiments, the brush member 24 includes four uniformly distributed V-shaped helical blades, each having a helix angle of 90 degrees.
In some embodiments, a plurality of bumps 243 are provided on the inner wall of the V-shaped structure at the edge remote from the tubular member. The plurality of protruding points on the first brush part 2421 are uniformly distributed along the first extending direction and the second extending direction, and the plurality of protruding points on the second brush part 2422 are uniformly distributed along the third extending direction and the fourth extending direction, so as to increase the friction surface between the brush member and the garbage, and clean the garbage.
In some embodiments, each brush 242 is helically distributed over the outer surface of the barrel 241. In some embodiments, the brush 342 may be in the form of blades or bristles, among other forms.
In some embodiments, as shown in fig. 2 and 3, the cleaning brush 20 includes a first cleaning brush 25 and a second cleaning brush 26 disposed at the front cleaning brush mounting location 11 and the rear cleaning brush mounting location 12, respectively, and the first cleaning brush 25 and the second cleaning brush 26 are rotated in opposite directions. The first cleaning brush 25 is the front brush described above, the second cleaning brush 26 is the rear brush described above, and the first cleaning brush 25 and the second cleaning brush 26 are identical in structure and are both the cleaning brushes 20, and the difference is only that the mounting directions of the first cleaning brush and the second cleaning brush are different when they are mounted to the apparatus main body.
In the practical application process, when the first cleaning brush 25 is installed, the first installation structure 21 of the first cleaning brush 25 can only be installed in one direction with the first installation part 31, and the second installation structure 22 can only be installed in one direction with the second installation part 41; when the second cleaning brush 26 is mounted, the first mounting structure 21 of the second cleaning brush 26 can be mounted only in one direction with the fourth mounting portion 61, and the second mounting structure 22 can be mounted only in one direction with the third mounting portion 51. That is, the installation direction of the second cleaning brush 23 is a direction in which the first cleaning brush 25 is rotated 180 degrees in the horizontal direction. It will be appreciated that the front brush (i.e., the first cleaning brush) need only be rotated 180 degrees to become the rear brush (i.e., the second cleaning brush). The V-shaped structure of the second cleaning brush after installation is opposite to the V-shaped structure of the first cleaning brush, namely the pointed ends of the brush pieces on the two cleaning brushes are opposite to the direction of the circumference of the cylindrical component.
After the first cleaning brush 25 and the second cleaning brush 26 are installed, when the first cleaning brush and the second cleaning brush work, the rotation speeds of the first cleaning brush and the second cleaning brush are the same and the rotation directions of the first cleaning brush and the second cleaning brush are opposite, for example, the first cleaning brush 25 rotates anticlockwise and the second cleaning brush 26 rotates clockwise from the position where the first assembly is located facing the cleaning brush. In the rotating process, the blades of the first cleaning brush and the blades of the second cleaning brush are in interference contact state all the time, namely the upper layer of blades are not separated, and the lower layer of blades are in contact; and continuing to rotate, separating the upper layer of blades, forming a diamond-shaped closed air duct in the middle of the contact of the blades at the two ends of the lower layer, and collecting garbage to the middle along with the rotation of the brush member, so that the garbage is sucked into a dust box in the equipment along with the air duct, and the aim of cleaning is fulfilled. Along with the synchronous rotation of the first cleaning brush and the second cleaning brush, the diamond-shaped closed air channel formed by the next layer of blades can be gradually reduced until the current closed cleaning is finished, the next closed cleaning can be started immediately, namely, the diamond-shaped closed air channel is formed between the two ends of the next layer of blades in contact, and the cleaning efficiency is further improved.
In other embodiments, the brush members of the first cleaning brush 25 and the brush members of the second cleaning brush 26 may be different, and may be specifically configured according to the cleaning requirements. Optionally, the first cleaning brush 25 is a brush, the second cleaning brush 26 is a rubber brush, and this combination can meet the cleaning effect of various ground environments, that is, the good cleaning capability of the brush to hair or fine soft fibers is utilized, and the first cleaning brush can be utilized to clean the garbage on soft ground such as carpets; meanwhile, the second cleaning brush can be utilized to clean floors, ceramic tiles and the like by utilizing the good cleaning capability of the rubber brush on the hard floors.
It should be noted that: in the present specification, each embodiment is described in a progressive manner, and each embodiment is mainly described in a different point from other embodiments, and identical and similar parts between the embodiments are all enough to refer to each other. The system or the device disclosed in the embodiments are relatively simple in description, and the relevant points refer to the description of the method section because the system or the device corresponds to the method disclosed in the embodiments.
The above embodiments are merely for illustrating the technical solution of the present disclosure, and are not limiting thereof; although the present disclosure has been described in detail with reference to the foregoing embodiments, it should 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 and scope of the corresponding technical solutions of the embodiments of the present disclosure.
Claims (13)
1. An automatic cleaning apparatus, characterized in that the automatic cleaning apparatus comprises:
an apparatus main body having:
a front cleaning brush mounting position extending in a first direction perpendicular to an axis of the apparatus main body, the front cleaning brush mounting position being provided at opposite first and second ends with first and second mounting portions, respectively; and
a rear cleaning brush mounting position extending along the first direction and being arranged in parallel with the front cleaning brush mounting position in a second direction parallel to the axis of the equipment main body, wherein a third mounting part and a fourth mounting part are respectively arranged at a third end part and a fourth end part of the rear cleaning brush mounting position which are opposite, the first mounting part and the third mounting part are positioned at one side of the axis, and the second mounting part and the fourth mounting part are positioned at the other side of the axis; and
the cleaning brush is configured to be arranged at a front cleaning brush installation position or a rear cleaning brush installation position, and a first installation structure and a second installation structure are respectively arranged at two axial ends of the cleaning brush;
a steering wheel arranged on the equipment main body and positioned at one side of the front cleaning brush installation position away from the rear cleaning brush installation position,
the first mounting structure is configured to be capable of being mounted in a matched mode with the first mounting portion and the fourth mounting portion, but not with the second mounting portion and the third mounting portion, and the second mounting structure is configured to be capable of being mounted in a matched mode with the second mounting portion and the third mounting portion, but not with the first mounting portion and the fourth mounting portion.
2. The robotic cleaning device of claim 1, wherein the first mounting structure has a first mounting shape and size, the first and fourth mounting portions each have a first corresponding mounting shape and size that matches the first mounting shape and size, the second mounting structure has a second mounting shape and size, the second and third mounting portions each have a second corresponding mounting shape and size that matches the second mounting shape and size, the first mounting shape and size being different from the second mounting shape and size.
3. The automatic cleaning apparatus according to claim 1 or 2, wherein the automatic cleaning apparatus further comprises:
a first fitting and a second fitting detachably fitted at a first end and a second end of the front cleaning brush mounting position, respectively, the first mounting portion being located on an end of the first fitting facing the cleaning brush, and the second mounting portion being located on an end of the second fitting facing the cleaning brush; and
and a third fitting part and a fourth fitting part are detachably fitted at a third end part and a fourth end part of the rear cleaning brush installation position respectively, wherein the third installation part is positioned on the end part of the third fitting part facing the cleaning brush, and the fourth installation part is positioned on the end part of the fourth fitting part facing the cleaning brush.
4. The robotic cleaning device of claim 3, wherein the device body further comprises:
a first fitting structure provided at a first end portion of the front cleaning brush mounting position on a side away from the axis and configured to be fitted with a first fitting portion of the first fitting, the first fitting portion being located on an end portion of the first fitting away from the axis;
a second fitting structure provided at a side of a second end portion of the front cleaning brush mounting position away from the axis and configured to be fitted with a second fitting portion of the second fitting, the second fitting portion being located at an end portion of the second fitting away from the axis;
a third fitting structure provided at a side of a third end portion of the rear brush mounting position away from the axis and configured to be fitted in matching with a third fitting portion of the third fitting member, the third fitting portion being located at an end portion of the third fitting member away from the axis; and
and the fourth assembly structure is arranged at one side of the fourth end part of the rear cleaning brush installation position, which is far away from the axis, and is configured to be matched and assembled with a fourth assembly part of the fourth assembly part, and the fourth assembly part is positioned at the end part of the fourth assembly part, which is far away from the axis.
5. The automatic cleaning apparatus according to claim 4, wherein,
the first fitting structure has a first fitting shape and size, the first fitting portion has a first corresponding fitting shape and size corresponding to the first fitting shape and size,
the second fitting structure has a second fitting shape and size, the second fitting portion has a second corresponding fitting shape and size corresponding to the second fitting shape and size,
the third assembly structure has a third assembly shape and size, and the third assembly part has a third corresponding assembly shape and size corresponding to the third assembly shape and size; and
the fourth fitting structure has a fourth fitting shape and size, and the fourth fitting portion has a fourth corresponding fitting shape and size corresponding to the fourth fitting shape and size.
6. The robotic cleaning device of claim 5, wherein the first and fourth fitting shapes and sizes are the same, the second and third fitting shapes and sizes are the same, and the first and second fitting shapes and sizes are different.
7. The robotic cleaning device of claim 5, wherein any two of the first, second, third, and fourth fitting shapes are different.
8. The robotic cleaning device of claim 4, wherein the first fitting is identical to a fourth fitting and the second fitting is identical to a third fitting.
9. The automatic cleaning apparatus according to claim 1 or 2, wherein the cleaning brush includes:
the first mounting structure and the second mounting structure are respectively arranged at two ends of the shaft rod; and
a brush member detachably mounted on the shaft, comprising:
a cylindrical member configured to fit over the shaft such that the cylindrical member is coaxial with the shaft; and
at least one brush extends from the outer surface of the tubular member in a direction away from the tubular member, and the at least one brush extends from one end of the tubular member to the other end of the tubular member.
10. The automatic cleaning apparatus according to claim 9, wherein the number of the brushes is plural, each brush has a V-shaped structure on the outer surface of the cylindrical member, the plural brushes are uniformly distributed along the circumferential direction of the cylindrical member, and the tips of the V-shaped structures of the plural brushes are equally directed in the circumferential direction of the cylindrical member.
11. The automatic cleaning apparatus according to claim 10, wherein the V-shaped structure inner wall is provided with a plurality of bumps at an edge thereof remote from the cylindrical member.
12. The automatic cleaning apparatus of claim 9, wherein the number of brushes is a plurality, each brush being helically distributed on the outer surface of the cylindrical member, the plurality of brushes being evenly distributed along the circumference of the cylindrical member.
13. The automatic cleaning apparatus of claim 9, wherein the cleaning brush comprises a first cleaning brush and a second cleaning brush disposed in the front cleaning brush mounting location and the rear cleaning brush mounting location, respectively, the first cleaning brush and the second cleaning brush having opposite rotational directions.
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CN202223604394.0U CN219289350U (en) | 2022-12-30 | 2022-12-30 | Automatic cleaning equipment |
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