CN216984764U - Self-cleaning roller device and cleaning equipment - Google Patents
Self-cleaning roller device and cleaning equipment Download PDFInfo
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- CN216984764U CN216984764U CN202220374229.1U CN202220374229U CN216984764U CN 216984764 U CN216984764 U CN 216984764U CN 202220374229 U CN202220374229 U CN 202220374229U CN 216984764 U CN216984764 U CN 216984764U
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Abstract
The utility model provides a self-cleaning roller device and cleaning equipment, wherein the self-cleaning roller device comprises a roller and a self-cleaning assembly, the self-cleaning assembly comprises an extrusion piece and a flow guide piece fixed on the extrusion piece, wherein the flow guide piece is far away from one side of the roller; the flow guide piece and the extrusion piece are arranged in an enclosing mode to form a first cavity and a second cavity which are mutually separated, the first cavity is configured to collect sewage in a transition mode, and the second cavity is configured to contain clean water; the first cavity and the second cavity are positioned on one side of the central axis of the roller, and orthographic projections of the first cavity and the second cavity on the surface to be cleaned are at least partially overlapped. Compared with the prior art, the automatic cleaning device is simple in structure and small in occupied space, achieves automatic cleaning of the roller and rapid discharge of sewage on the roller, and improves use experience of a user.
Description
Technical Field
The utility model relates to the technical field of cleaning, in particular to a self-cleaning roller device and cleaning equipment.
Background
The cleaning device needs to constantly supply water to the drum during its travel to keep the drum wet for mopping effect. However, after the roller cleans the ground for a certain distance, the surface of the roller becomes more and more dirty, and the water adsorbed on the roller becomes more and more black, so that the mopping effect is more and more poor. Further, when cleaning equipment is used on a floor material having a relatively low water absorption rate, such as a tile, the water content of the drum is increased, and thus a watermark is left on the floor after the drum is dragged.
Some cleaning equipment at present adopt crowded water installation cooperation bilge pit, clear water tank to use together, collect sewage when clean cylinder, however, the device among the prior art is either complicated in structure, or occupation space is big, neither does not benefit to the simplification of manufacturing, also influences user's use simultaneously and experiences.
In view of the above, it is necessary to provide a self-cleaning roller device and a cleaning apparatus to solve the above problems.
SUMMERY OF THE UTILITY MODEL
The utility model aims to provide a self-cleaning roller device and cleaning equipment, which are simple in structure and small in occupied space.
In order to achieve the aim, the utility model provides a self-cleaning roller device which is used for cleaning a surface to be cleaned and comprises a roller and a self-cleaning assembly, wherein the self-cleaning assembly comprises an extrusion piece and a flow guide piece which is fixed on the extrusion piece on one side far away from the roller, and the extrusion piece extrudes the surface of the roller to guide out sewage generated in the process of cleaning the surface to be cleaned; the flow guide piece and the extrusion piece are surrounded to form a first cavity and a second cavity which are mutually separated, the first cavity is configured to transitionally collect sewage, and the second cavity is configured to contain clean water; the first cavity and the second cavity are positioned on one side of the central axis of the roller, and orthographic projections of the first cavity and the second cavity on a surface to be cleaned are at least partially overlapped.
As a further improvement of the present invention, the self-cleaning assembly is located at a front side of the drum.
As a further improvement of the utility model, the extrusion piece comprises an extrusion part protruding to extrude the roller and a liquid guide port arranged above the extrusion part, and the liquid guide port is communicated with the first cavity.
As a further improvement of the utility model, the extrusion piece also comprises a clear water hole which is arranged above the liquid guide port and communicated with the second cavity.
As a further improvement of the present invention, the inner diameter of the clean water hole is gradually reduced in a direction toward the drum.
As a further improvement of the present invention, in the first cavity, a distance is provided from the lowest point of the liquid guide port to the inner surface of the bottom wall of the flow guide member.
As a further improvement of the present invention, the pressing portion is configured to press the drum obliquely upward.
As a further development of the utility model, the drum is configured to rotate from top to bottom relative to the pressing member.
As a further improvement of the utility model, the self-cleaning assembly is positioned between the horizontal plane of the highest point of the roller and the horizontal plane of the axis of the roller.
As a further improvement of the utility model, the extrusion part is provided with a first clamping part, the guide part is provided with a second clamping part at the position corresponding to the first clamping part, and the extrusion part and the guide part are stably connected through matching clamping between the first clamping part and the second clamping part.
As a further improvement of the utility model, the extrusion part and the flow guide part are of an integrally formed structure, the second cavity is superposed on the first cavity, and the height of the second cavity is smaller than that of the first cavity.
In order to further achieve the purpose, the utility model further discloses cleaning equipment which comprises a cleaning equipment main body and the self-cleaning roller device, wherein a first mounting space and a second mounting space are respectively arranged at the first end and the second end of the cleaning equipment main body, the roller and the self-cleaning assembly are arranged in the first mounting space, and a sewage tank is arranged in the second mounting space and communicated with the first cavity so as to collect sewage extruded by the self-cleaning roller device on the roller.
The utility model has the beneficial effects that: the utility model forms a second cavity for containing clear water and a first cavity for transitionally collecting sewage by enclosing the extrusion part and the flow guide part, and the second cavity and the first cavity are superposed, so the structure is simple and the occupied space is small. Secondly, extrude sewage on the cylinder and derive through the extruded article, realized the automatically cleaning of cylinder and the quick derivation of sewage on the cylinder, promoted user's use and experienced.
Drawings
Fig. 1 is a schematic view of the construction of a self-cleaning roller device according to a preferred embodiment of the present invention.
Figure 2 is a schematic view of the structure of the drum and the self-cleaning assembly.
Fig. 3 is a cross-sectional view of fig. 2.
Figure 4 is a cross-sectional view of the self-cleaning assembly.
Fig. 5 is a schematic view of the structure of an extrusion.
Fig. 6 is a partially enlarged view of a circled portion of fig. 5.
Fig. 7 is a schematic view of the structure of the flow guide member.
Fig. 8 is a cross-sectional view of fig. 7.
Fig. 9 is a schematic view of the structure of the foul water tank.
Fig. 10 is a schematic view of the structure of a cleaning apparatus according to a preferred embodiment of the present invention.
Fig. 11 is a positional relationship diagram of the sewage pump, the first mounting chamber, and the second mounting chamber.
Fig. 12 is a cross-sectional view of fig. 10.
Detailed Description
In order to make the objects, technical solutions and advantages of the embodiments of the present disclosure more apparent, the technical solutions of the embodiments of the present disclosure will be described clearly and completely with reference to the drawings of the embodiments of the present disclosure.
In the description of the present invention, it is to be understood that the terms "above" and the like indicate orientations or positional relationships based on those shown in the drawings, and are used only for convenience in describing the present invention and for simplification of description, and do not indicate or imply that the device or element referred to must have a specific orientation, be constructed in a specific orientation, and be operated, and thus should not be construed as limiting the present invention. In addition, when an element is referred to as being "connected" to another element, it can be directly connected to the other element or intervening elements may also be present. As used herein, unless otherwise defined, the terms "first," "second," and the like, do not denote any order, quantity, or importance, but rather are used to distinguish one element from another.
Referring to fig. 1, a self-cleaning roller device 100 according to the present invention is shown in fig. 10, which is used in a cleaning apparatus 200 (see fig. 10) and includes a roller 1, a self-cleaning assembly 2, and a waste water tank 3 connected to the self-cleaning assembly 2. In the working process, the self-cleaning roller device 100 extrudes the roller 1 through the self-cleaning component 2 and guides the sewage to the sewage tank 3, and after the cleaning work is finished, the sewage in the sewage tank 3 is poured out, so that the self-cleaning of the roller 1 and the collection of the sewage on the roller 1 are realized, and the structure is very simple and the occupied space is small.
The present invention is described with the self-cleaning roller device 100 applied to the cleaning apparatus 200, and it is understood that the cleaning apparatus 200 can be a self-propelled cleaning apparatus, such as a mopping machine, a floor sweeping machine, etc., or a handheld cleaning apparatus. The cleaning apparatus 200 may be used for cleaning a cleaning object such as a floor surface or a table surface. The utility model is not further illustrated.
The rotation direction of the drum 1 is such that the frictional force of the ground against the drum 1 is directed toward the advancing direction of the cleaning apparatus 200, i.e., the drum 1 rotates in the counterclockwise direction, the advancing resistance of the cleaning apparatus 200 can be reduced. In other embodiments, the drum 1 may also rotate in a clockwise direction.
It should be noted that the position of the self-cleaning assembly 2 is related to the rotation direction of the drum 1. In the present application, the drum 1 is rotated from the top to the bottom with respect to the self-cleaning assembly 2, as shown in fig. 2. That is, in the embodiment in which the drum 1 is rotated in the counterclockwise direction, the self-cleaning assembly 2 is disposed at the front side of the drum 1. In the embodiment where the drum 1 is rotated in a clockwise direction, the self-cleaning assembly 2 is disposed at the rear side of the drum 1. So set up, in the rotation of drum 1, at the extrusion contact department of drum 1 and extruded piece 21, the circumference surface of drum 1 moves downwards for extruded piece 21 slope, and the sewage on drum 1 is extruded and choked the flow to in the first cavity 23 of water conservancy diversion spare 22, then flows out to sewage export 221 naturally under the effect of gravity.
Optionally, a driving assembly (not shown) is arranged above one end of the roller 1, a gear set (not shown) is arranged between the roller 1 and the end of the driving assembly, the driving assembly drives the roller 1 to rotate through the gear set, and the roller 1 plays a role of mopping or mopping the floor during the rotation process. The surface of the roller 1 may be made of sponge, flannelette or other materials which are easy to absorb water. The utility model is not limited in this regard.
Referring to fig. 2-4 in conjunction with fig. 1, a self-cleaning assembly 2 is used to clean the drum 1 and to guide out the contaminated water on the drum 1. The self-cleaning assembly 2 comprises a pressing member 21 and a guide member 22 fixed on the pressing member 21 at a side away from the drum 1, the pressing member 21 being configured to press the surface of the drum 1 obliquely upward to guide out the contaminated water generated during cleaning of the surface to be cleaned. Self-cleaning component 2 is located the front side of cylinder 1, compares in the top that cylinder 1 was located to current self-cleaning component, because cylinder 1 of this embodiment is from following installation, so set up, can effectively avoid extruded article 21 to have a thrust to the cylinder and down the not firm problem appearance that leads to of pushing down cylinder 1, simultaneously, can also reduce the height of complete machine, make full use of the preceding idle space of cylinder 1 moreover to space utilization has been improved. The flow guide member 22 and the extrusion member 21 enclose a first cavity 23 and a second cavity 223 which are separated from each other. The first chamber 23 is configured to intermediately collect the contaminated water and the second chamber 223 is configured to receive the fresh water. Preferably, the first cavity 23 and the second cavity 223 are located at one side of the central axis of the drum 1, and the orthographic projections on the surface to be cleaned at least partially overlap, thereby saving space. In this embodiment, the cleaning device 200 is a scrubber, so the surface to be cleaned is the floor, i.e. the orthographic projections of the first cavity 23 and the second cavity 223 on the floor are at least partially overlapped.
The pressing member 21 includes a pressing portion 211 protruding the pressing drum 1, and the pressing portion 211 is configured to press the sewage on the drum 1 and guide it to the first chamber 23, and finally to be collected in the sewage tank 3, thereby achieving self-cleaning of the drum 1 and collection of the sewage. Compare in conventional water squeezing device, the 2 simple and occupation space of automatically cleaning subassembly structures of this application are little.
Referring to fig. 3, in the preferred embodiment of the present invention, the self-cleaning assembly 2 is disposed between the horizontal plane of the axis of the roller 1 and the horizontal plane of the highest point of the roller 1, so that the pressing portion 211 has a better inclination angle, thereby easily pressing out the sewage on the roller 1 without occupying additional space.
Optionally, the self-cleaning drum device 100 further includes a roll brush (not shown) which is located at the rear side of the drum 1 and contacts the drum 1 to clean the hairs attached to the drum 1, and the highest point of the roll brush is located at a higher level than the highest point of the drum 1, so that the space above the rear side of the drum 1 can be sufficiently utilized. In other embodiments, no rolling brush may be provided.
Referring to fig. 5 and 6 in combination with fig. 4, the pressing member 21 includes a pressing portion 211 and a sidewall 212 disposed above the pressing portion 211, and the pressing portion 211 is in interference fit with the roller 1 and configured to press the roller 1 obliquely upward. The sidewall 212 is provided with a plurality of fluid guide ports 2121, and the fluid guide ports 2121 are communicated with the first cavity 23. The sewage on the roller 1 is extruded by the extruding part 211 and then flows into the first cavity 23 through the liquid guide port 2121. In this application, extrusion portion 211 can satisfy the whole length that covers cylinder 1, through the mode with cylinder 1 interference fit, realizes extruding and the choked flow of sewage on cylinder 1, and it can be the arch of arbitrary shape, like rectangular form, corrugate etc..
Preferably, as shown in fig. 5 and 6, the sidewall 212 has an arc structure, and the arc of the arc structure is matched with the circular surface of the drum 1, so that the choked flow sewage can enter the liquid guide port 2121 more quickly to flow into the first cavity 23.
Further, as shown in fig. 4, in the first cavity 23, a distance is provided between the lowest point of the liquid guiding port 2121 and the inner surface of the bottom wall of the flow guiding element 22, so that the first cavity 23 can temporarily store a certain amount of sewage and prevent the sewage from flowing back. Preferably, the drainage ports 2121 are uniformly arranged on the sidewall 212, so that the drainage of the sewage is more uniform.
It will be appreciated that the connection between the extrusion 21 and the deflector 22 should be seamless to avoid secondary pollution of the ground by sewage spillage. In this embodiment, seamless connection between the extrusion member 21 and the flow guide member 22 is realized by adopting a clamping connection mode, and compared with a fastening member fixing mode, the clamping connection mode can also simplify the installation process and reduce the use of parts such as fastening members.
Further, as shown in fig. 4, the extrusion member 21 is provided with a first retaining portion 214, the flow guide member 22 is provided with a second retaining portion 222 at a position corresponding to the first retaining portion 214, and the extrusion member 21 and the flow guide member 22 are stably connected by matching retaining between the first retaining portion 214 and the second retaining portion 222. Preferably, the first holding portion 214 is a holding flange, and the second holding portion 222 is a holding groove, in other embodiments, the first holding portion 214 can also be a holding groove, and the second holding portion 222 is a holding flange. Alternatively, the extrusion part 21 and the diversion part 22 may be fixedly connected in a splicing manner by fastening members, and the like, which is not limited herein. Of course, the extruding member 21 may be integrally formed with the flow guide 22, and the second cavity 223 is stacked on the first cavity 23, and the height of the second cavity 223 is smaller than that of the first cavity 23.
Referring to fig. 5 in combination with fig. 4, the pressing member 21 further has a water inlet 213 located above the sidewall 212, the water inlet 213 is provided with a plurality of uniformly arranged clear water holes 2131, and the clear water holes 2131 are communicated with the second cavity 223 for introducing clear water to the surface of the drum 1. In this embodiment, the clear water hole 2131 is located above the liquid guide port 2121. Preferably, the inner diameter of the fresh water holes 2131 is gradually decreased in a water flow direction of the fresh water, i.e., toward the drum, so that the pressure of the water flow is gradually increased, thereby increasing the flow rate of the fresh water, thereby maximally spraying the fresh water on the drum 1 to wet the drum 1. In other embodiments, the clear water hole 2131 may not be provided on the extruded member 21, but may be located on other structures, which is not limited in this application.
In this application, extruded piece 21 and water conservancy diversion spare are mutually supported and are provided simultaneously and extrude the function that the dirty water on the cylinder 1 and choked the flow and derive and pour into the function that the clear water was in order to clean cylinder 1 into to cylinder 1.
Due to the arrangement of the extrusion part 21, tools such as a special electric cleaning brush and the like are not needed, and the structure is simple and the cost is low. It can be understood that the extruding member 21 is made of a material with a slightly higher hardness, and the hardness of the extruding member is higher than that of the soft coating on the surface of the roller 1, so that the soft coating can be pressed to deform to extrude sewage.
Referring to fig. 7 and 8, the end wall of the diversion member 22 is provided with a sewage outlet 221 communicated with the first chamber 23, and the sewage outlet 221 is communicated with the sewage tank 3 through a sewage pipe. The sewage drain outlet 221 is preferably disposed near the sewage introduction port 31 of the sewage tank 3, so that the arrangement of the sewage pipes can be simplified. Alternatively, the baffle 22 and the waste tank 3 are made of plastic material.
The first cavity 23 plays a role in transitional collection of sewage, the bottom wall of the first cavity 23 can be designed to be inclined from high to low from one end far away from the sewage outlet 221 to the sewage outlet 221, as shown in fig. 7 and 8, so that sewage can be naturally guided to the sewage outlet 221 without additionally adding a driving component, for example, natural flow guiding of sewage is realized by relying on the principles of gravity and the like, and the sewage can also be sucked into the sewage tank 3 under the condition of the driving components such as a water pump and a fan, and the application is not limited herein.
As shown in fig. 8, the diversion member 22 further has a clean water inlet 224 along the length direction thereof, the second cavity 223 is respectively communicated with the clean water inlet 224 and the clean water hole 2131, and the clean water injected from the clean water inlet 224 is injected into the drum 1 through the clean water hole 2131 for supplying the clean water to the drum 1. In this embodiment, one clean water introduction port 224 may be provided.
The sewage tank 3 is used for collecting sewage. In order to facilitate cleaning of the waste water tank 3, in some embodiments, a lifting handle 32 (shown in fig. 1) is provided on the cover of the waste water tank 3, and the cover is recessed at a position corresponding to the lifting handle 32 to form a relief cavity, so that a user can conveniently insert a hand into the relief cavity to hold the lifting handle 32 and draw out or put the waste water tank 3 into the cleaning device main body 201. When the sewage tank 3 needs to be cleaned, the sewage tank 3 is directly drawn out from the top of the cleaning device main body 201, and after the cleaning is finished, the sewage tank 3 is put into the cleaning device main body 201 from the top of the cleaning device main body 201, so that the cleaning device main body 201 does not need to be turned over in the whole process, and the cleaning convenience is improved.
Referring to fig. 10-12, the present invention further discloses a cleaning device 200, wherein the cleaning device 200 comprises a cleaning device main body 201 and the self-cleaning roller device 100, a first installation space 202 and a second installation space 203 are respectively arranged at a first end and a second end of the cleaning device main body 201, the roller 1 and the self-cleaning assembly 2 are arranged in the first installation space 202, and the sewage tank 3 is arranged in the second installation space 203.
In the embodiment of the present application, the first end and the second end of the cleaning apparatus main body 201 correspond to the front end and the end of the cleaning apparatus 200, respectively. In other words, the drum 1 and the self-cleaning assembly 2 are assembled to form a whole, and the sewage tank 3 is separately arranged, so that the internal space of the cleaning apparatus main body 201 is reasonably arranged, the concentrated stacking of a plurality of assemblies is avoided, and the thickness of the cleaning apparatus main body 201 is reduced.
Referring to fig. 11 and 12, the cleaning device main body 201 is further provided with a sewage pump 4 connected between the sewage tank 3 and the self-cleaning assembly 2 through a sewage pipe for pumping the sewage in the first chamber 23 into the sewage tank 3, so as to improve the sewage discharge efficiency. In this embodiment, the sewage tank 3 is further provided with a vacuum port, which is disposed on the sewage inlet 31 near the sewage pump 4 for simplifying the piping arrangement, and the sewage pump 4 and the sewage outlet 221 are disposed on the same side of the drum 1. Preferably, the sewage pump 4 is a vacuum pump which pumps the sewage tank 3 to be in a negative pressure state, and the sewage in the first cavity 23 flows into the sewage tank 3 under the action of the negative pressure, so that the collection of the sewage is completed.
Further, as shown in fig. 11 and 12, the sewage pump 4 is fixed on the cleaning device main body 201 by the mounting seat 5, the sewage pump 4 is disposed closely to the outer casing of the cleaning device main body 201, and the height of the lowest point of the sewage pump 4 is higher than that of the highest point of the drum 1, so that the upper space inside the cleaning device main body 201 can be fully utilized. In one embodiment, the mounting seat 5 is formed by a plurality of fixing plates having U-shaped slots. Of course, the structure of the mounting seat 5 may be set according to actual requirements, and the application is not limited herein.
In order to further simplify the overall structure of the cleaning device 200, the bottom of the body of the waste water tank 3 is provided with a recess 33 (as shown in fig. 9), the recess 33 is used for accommodating the auxiliary driving wheels of the cleaning device 200, and the auxiliary driving wheels are partially accommodated in the recess 33 (as shown in fig. 10). That is, the bottom of the body of the waste water tank 3 also functions as a partial bottom housing of the cleaning apparatus 200, thereby simplifying the structure while saving materials and reducing the manufacturing cost.
In the present application, the self-cleaning roller device 100 may assemble the roller 1, the extrusion member 21 and the guide member 22 into a self-cleaning module through a mounting bracket (not shown) in advance, and then directly assemble the self-cleaning module on the cleaning apparatus main body 201 on the assembly line of the cleaning apparatus 200, which can save the assembly time on the assembly line and improve the assembly efficiency. The connection mode of the self-cleaning module and the cleaning device main body 201 is not limited, and the self-cleaning module and the cleaning device main body may be connected by bolts, screws, or the like, or may be connected by fasteners, and the connection mode is not limited herein. In addition, the specific structure of the mounting bracket is not limited.
It will be appreciated that the self-cleaning module enables the self-cleaning roller device 100 to be modular, which may be sold separately as a stand-alone product, which may also be applied in other suitable scenarios.
In conclusion, the utility model forms the second cavity 223 for containing clean water and the first cavity 23 for transitionally collecting sewage by enclosing the extrusion part 21 and the flow guide part 22, and the second cavity 223 and the first cavity 23 are superposed, so that the structure is simple and the occupied space is small. Secondly, extrude the dirty water on the cylinder 1 and derive through extruded article 21, realized the automatically cleaning of cylinder 1 and the quick derivation of dirty water on the cylinder 1, promoted user's use and experienced.
The cleaning apparatus 200 of the present application can be configured in any shape that can travel over a surface, such as a floor, carpet, etc., in order to clean the corresponding surface from dirt.
It should be noted that the various embodiments/implementations provided in this application can be combined with each other without contradiction.
The above description is only a preferred embodiment of the present application and is not intended to limit the present application, and various modifications and changes may be made by those skilled in the art. Any modification, equivalent replacement, improvement and the like made within the spirit and principle of the present application shall be included in the protection scope of the present application.
Claims (12)
1. A self-cleaning roller device is used for cleaning a surface to be cleaned, and comprises a roller and is characterized in that: the automatic cleaning device also comprises a self-cleaning assembly, wherein the self-cleaning assembly comprises an extrusion piece and a flow guide piece fixed on one side of the extrusion piece, which is far away from the roller, and the extrusion piece extrudes the surface of the roller to guide out sewage generated in the process of cleaning the surface to be cleaned; the flow guide piece and the extrusion piece are surrounded to form a first cavity and a second cavity which are mutually separated, the first cavity is configured to transitionally collect sewage, and the second cavity is configured to contain clean water; the first cavity and the second cavity are positioned on one side of the central axis of the roller, and orthographic projections of the first cavity and the second cavity on a surface to be cleaned are at least partially overlapped.
2. A self-cleaning drum arrangement as claimed in claim 1, wherein: the self-cleaning assembly is located at a front side of the drum.
3. A self-cleaning drum arrangement as claimed in claim 1, wherein: the extrusion piece comprises a protruding extrusion part for extruding the roller and a liquid guide port arranged above the extrusion part, and the liquid guide port is communicated with the first cavity.
4. A self-cleaning drum arrangement according to claim 3, wherein: the extruded part further comprises a clear water hole arranged above the liquid guide port, and the clear water hole is communicated with the second cavity.
5. A self-cleaning roller arrangement according to claim 4, wherein: the inner diameter of the water cleaning hole is gradually reduced in a direction toward the drum.
6. A self-cleaning drum arrangement according to claim 3, wherein: in the first cavity, a distance is arranged from the lowest point of the liquid guide port to the inner surface of the bottom wall of the flow guide part.
7. A self-cleaning roller arrangement according to claim 3, wherein: the pressing part is configured to press the drum obliquely upward.
8. A self-cleaning roller assembly according to claim 1, wherein: the roller is configured to rotate from top to bottom relative to the pressing members.
9. A self-cleaning roller assembly according to claim 1, wherein: the self-cleaning assembly is located between a horizontal plane where the highest point of the roller is located and a horizontal plane where the axis of the roller is located.
10. A self-cleaning drum arrangement as claimed in claim 1, wherein: the extruded part is provided with a first clamping part, the flow guide part is provided with a second clamping part in the position corresponding to the first clamping part, and the extruded part and the flow guide part are stably connected through the first clamping part and the matching clamping part between the second clamping parts.
11. A self-cleaning roller assembly according to claim 1, wherein: the extrusion spare with the water conservancy diversion spare is the integrated into one piece structure, the second cavity superposes in on the first cavity, just the height of second cavity is less than the height of first cavity.
12. A cleaning apparatus includes a cleaning apparatus main body, characterized in that: the self-cleaning drum device as claimed in any one of claims 1 to 11, further comprising a first installation space and a second installation space respectively provided at the first end and the second end of the cleaning device body, the drum and the self-cleaning assembly being provided in the first installation space, and a sewage tank provided in the second installation space and communicating with the first chamber to collect sewage squeezed out of the drum by the self-cleaning drum device.
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CN202220374229.1U CN216984764U (en) | 2022-02-23 | 2022-02-23 | Self-cleaning roller device and cleaning equipment |
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CN202220374229.1U CN216984764U (en) | 2022-02-23 | 2022-02-23 | Self-cleaning roller device and cleaning equipment |
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CN216984764U true CN216984764U (en) | 2022-07-19 |
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CN202220374229.1U Active CN216984764U (en) | 2022-02-23 | 2022-02-23 | Self-cleaning roller device and cleaning equipment |
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