CN219895589U - Cleaning device - Google Patents

Abstract

The utility model is applicable to the field of cleaning equipment, and discloses a cleaning device which comprises a first cleaning member and a second cleaning member arranged in front of the first cleaning member along the moving direction of the cleaning device; the second cleaning component comprises a first annular belt, a first roller and at least one second roller, wherein the first roller is arranged below all the second rollers at intervals along the height direction of the cleaning device, the first annular belt is rotatably wound outside the first roller and the second roller, and a cleaning end for guiding garbage on a surface to be cleaned to the first cleaning component or a working area of the first cleaning component is formed at the position of the first annular belt wound around the first roller; wherein, first roller includes the flexible layer, and clean end can take place deformation when rubbish passes by. According to the cleaning device provided by the utility model, the first roller is arranged to comprise the flexible layer, so that the cleaning end deforms when garbage passes, and therefore, the garbage with larger volume can be easily eaten, and the cleaning effect is improved.

Description

Cleaning device

Technical Field

The utility model relates to the field of cleaning equipment, in particular to a cleaning device.

Background

The brush is adopted to clean the garbage on the surface to be cleaned, and the brush is easy to wind hair, is softer and is not easy to sweep hard garbage, so that the cleaning effect is poor. The cleaning belt is used for cleaning the garbage, so that the problem can be effectively solved, and the garbage cleaning mode of the cleaning belt gradually becomes a development trend. In the related art, the clearance between the cleaning belt and the surface to be cleaned is generally fixed, so that larger garbage (garbage having a height exceeding the clearance) cannot be cleaned.

Disclosure of Invention

The utility model aims to provide a cleaning device which aims to solve the technical problem of poor cleaning effect when cleaning garbage with large volume.

In order to achieve the above purpose, the utility model provides the following scheme: a cleaning device, comprising:

a first cleaning member;

a second cleaning member provided in front of the first cleaning member in a moving direction of the cleaning device; the second cleaning member comprises a first annular belt, a first roller and at least one second roller, wherein the first roller is arranged below all the second rollers at intervals along the height direction of the cleaning device, the first annular belt is rotatably encircling the first roller and the second roller, the first annular belt is encircling the first roller to form a cleaning end for guiding garbage on a surface to be cleaned to the first cleaning member or a working area of the first cleaning member, and the first cleaning member is used for cleaning the surface to be cleaned and/or assisting the second cleaning member to clean the surface to be cleaned;

wherein the first roller comprises a flexible layer, and the cleaning end is deformable when the garbage passes.

As an embodiment, the thickness of the flexible layer is not less than 20mm.

As one embodiment, the thickness of the flexible layer is greater than or equal to 25mm and less than or equal to 80mm.

As one embodiment, the thickness of the flexible layer is greater than or equal to 30mm and less than or equal to 60mm.

As an embodiment, the first roller further comprises a central bearing shaft, and the flexible layer is annularly arranged on the circumference of the central bearing shaft.

As an embodiment, the first roller further comprises a central bearing shaft, and the flexible layer comprises a plurality of sub-flexible layers, and the plurality of sub-flexible layers are arranged at intervals along the circumferential direction of the central bearing shaft.

As one embodiment, the first roller further comprises a plurality of hard support sublayers, and the plurality of hard support sublayers are arranged at intervals along the circumferential direction of the flexible layer.

As one embodiment, the first roller is a first roller made of flexible material as a whole.

As one embodiment, the second cleaning member includes at least two second rollers, and at least two second rollers are distributed in a triangular shape with the first rollers so that a portion of the first endless belt close to the surface to be cleaned forms an introduction slope extending obliquely from a portion of the second cleaning member close to the surface to be cleaned toward a front upper side of the cleaning device in a direction gradually away from the first cleaning member and the surface to be cleaned.

As an embodiment, any one of the second rollers is used for rotating under the drive of an external force, so as to drive the first annular belt to rotate.

As an embodiment, the first endless belt comprises a conveying side adjacent to the first cleaning member, the conveying side being at least adapted to deform when the waste passes.

As one embodiment, the second cleaning member further comprises a first link, and the first roller and the second roller are both mounted on the first link.

As one embodiment, the first connecting frame is fixedly connected with the first cleaning member.

As one embodiment, the first connection frame includes a frame body and two connection blocks;

the two connecting blocks are respectively connected to two ends of the first roller, the frame body is provided with two connecting holes, and each connecting block penetrates through one connecting hole and can move along the radial direction of the connecting hole towards the direction close to or far away from the surface to be cleaned.

As one embodiment, the first cleaning member comprises a second endless belt and at least two third rollers;

the second annular belt is encircling outside the third rollers, one of the third rollers is used for rotating under the drive of external force to drive the second annular belt to rotate, at least two third rollers are distributed at intervals along the height direction of the cleaning device, so that the second annular belt forms a first side part facing the second cleaning member, the first side part extends from the bottom of the second annular belt to the top of the second annular belt, the first annular belt is encircling the position of the first roller to guide garbage on the surface to be cleaned to the first side part, and the first side part is used for conveying the garbage from the surface to be cleaned to the direction of the top of the second annular belt under the cooperation of the second cleaning member.

As one embodiment, the first cleaning member includes an introduction aid including a conveying portion and a pickup portion connected to the conveying portion, the pickup portion being provided below the conveying portion in a height direction of the cleaning device, the first endless belt being wound around a portion provided to the first drum for guiding the garbage on the surface to be cleaned to the pickup portion;

the pick-up part is used for assisting the second cleaning member to pick up the garbage on the surface to be cleaned, and the conveying part is used for conveying the garbage from the surface to be cleaned to the direction of the top of the second cleaning member in cooperation with the second cleaning member.

As one embodiment, the first cleaning member includes a cleaning roller and an introduction aid; the guide-in auxiliary is arranged between the cleaning roller and the second cleaning member, part of the second cleaning member is arranged adjacent to the guide-in auxiliary, and part of the second cleaning member is arranged adjacent to the cleaning roller;

the first annular belt is wound on the first roller and used for guiding the garbage on the surface to be cleaned to the guide auxiliary piece, and the guide auxiliary piece is used for assisting the second cleaning member to pick up the garbage on the surface to be cleaned and is used for conveying the garbage from the surface to be cleaned to the top of the second cleaning member in a direction of matching with the second cleaning member; the cleaning roller is used for carrying garbage together with the second cleaning member or scraping garbage on the second cleaning member.

As one embodiment, the introduction aid includes a conveying portion and a pickup portion connected to the conveying portion, the pickup portion being provided below the conveying portion in a height direction of the cleaning device;

the pick-up part is used for assisting the second cleaning member to pick up the garbage on the surface to be cleaned, and the conveying part is used for conveying the garbage from the surface to be cleaned to the direction of the top of the second cleaning member in cooperation with the second cleaning member.

According to the cleaning device provided by the utility model, the first roller is provided with the flexible layer, so that the first roller has flexibility, when the cleaning device eats garbage with larger volume, the first roller is extruded when the garbage passes through the cleaning end, so that the first roller is deformed, the cleaning end is deformed accordingly, the gap between the cleaning end and the surface to be cleaned is increased, and the passage of the garbage with larger volume is facilitated, so that the cleaning device can easily eat the garbage with larger volume; after the large-volume garbage is conveyed, the flexible layer of the first roller automatically returns to the original state, so that the distance between the cleaning end and the surface to be cleaned returns to the original state, and the garbage with smaller volume is adapted.

Drawings

In order to more clearly illustrate the embodiments of the present utility model or the technical solutions in the prior art, the drawings that are required in the embodiments or the description of the prior art will be briefly described, and it is obvious that the drawings in the following description are only some embodiments of the present utility model, and other drawings may be obtained according to the structures shown in these drawings without inventive effort for a person skilled in the art.

FIG. 1 is a schematic view of a cleaning device according to a first embodiment of the present utility model;

FIG. 2 is a schematic view of an assembled structure of a first cleaning member and a second cleaning member according to a first embodiment of the present utility model;

FIG. 3 is a schematic view of an assembled structure of a second cleaning member according to a first embodiment of the present utility model;

FIG. 4 is a schematic view of a second cleaning member according to an embodiment of the present utility model with the first connecting frame removed;

FIG. 5 is an exploded view of a first cleaning member and a second cleaning member provided in accordance with a first embodiment of the present utility model;

FIG. 6 is a right side view of a first roller provided in accordance with a second embodiment of the utility model;

FIG. 7 is a right side view of a first roller provided in accordance with a third embodiment of the utility model;

FIG. 8 is a schematic view of a first roller according to a fourth embodiment of the present utility model;

fig. 9 is a schematic view of a structure of a second cleaning member provided in a fifth embodiment of the present utility model with the first connecting frame removed;

fig. 10 is a schematic view showing an assembled structure of a first cleaning member and a second cleaning member according to a sixth embodiment of the present utility model;

fig. 11 is a schematic diagram showing an assembled structure of a first cleaning member and a second cleaning member according to a seventh embodiment of the present utility model.

Reference numerals illustrate:

100. a cleaning device; 10. a first cleaning member; 11. a second endless belt; 111. a first side portion; 12. a third roller; 13. an introduction aid; 131. a conveying section; 132. a pickup section; 14. a cleaning roller; 20. a second cleaning member; 21. a first endless belt; 211. a transfer side; 212. an introduction slope; 213. a cleaning end; 22. a first roller; 221. a flexible layer; 222. a central bearing shaft; 223. a sub-flexible layer; 224. a rigid support sub-layer; 23. a second roller; 24. a first connection frame; 241. a rack main body; 2411. a connection hole; 242. a connecting block; 200. the surface to be cleaned.

The achievement of the objects, functional features and advantages of the present utility model will be further described with reference to the accompanying drawings, in conjunction with the embodiments.

Detailed Description

The following description of the embodiments of the present utility model will be made clearly and fully with reference to the accompanying drawings, in which it is evident that the embodiments described are only some, but not all embodiments of the utility model. All other embodiments, which can be made by those skilled in the art based on the embodiments of the utility model without making any inventive effort, are intended to be within the scope of the utility model.

It should be noted that all directional indications (such as up, down, left, right, front, and rear … …) in the embodiments of the present utility model are merely used to explain the relative positional relationship between the components, the movement condition, etc. in a specific posture, and if the specific posture is changed, the directional indication is changed accordingly.

It will also be understood that when an element is referred to as being "mounted" or "disposed" on another element, it can be directly on the other element or intervening elements may also be present. When an element is referred to as being "connected" to another element, it can be directly connected to the other element or intervening elements may also be present.

Furthermore, the description of "first," "second," etc. in this disclosure is for descriptive purposes only and is not to be construed as indicating or implying a relative importance or implicitly indicating the number of technical features indicated. Thus, a feature defining "a first" or "a second" may explicitly or implicitly include at least one such feature. In addition, the technical solutions of the embodiments may be combined with each other, but it is necessary to base that the technical solutions can be realized by those skilled in the art, and when the technical solutions are contradictory or cannot be realized, the combination of the technical solutions should be considered to be absent and not within the scope of protection claimed in the present utility model.

The cleaning belt is used for cleaning the garbage, hair is not wound, and hard garbage and soft garbage can be cleaned. However, in the related art, due to the limitation of design, when cleaning garbage with a large volume, the cleaning belt has poor eating ability and poor cleaning effect.

In view of the above, the utility model provides a cleaning device which can effectively eat garbage with larger volume and improve cleaning effect.

Embodiment one:

as shown in fig. 1 and 2, the cleaning device 100 provided by the embodiment of the utility model includes a first cleaning member 10 and a second cleaning member 20, the second cleaning member 20 is disposed in front of the first cleaning member 10 along the moving direction of the cleaning device 100, and the first cleaning member 10 is used for cleaning a surface 200 to be cleaned and/or assisting the second cleaning member 20 in cleaning the surface 200 to be cleaned; the second cleaning member 20 serves to guide the trash on the surface 200 to be cleaned to the first cleaning member 10 or the working area of the first cleaning member 10. The moving direction of the cleaning device 100 refers to the advancing direction of the cleaning device 100, that is, the second cleaning member 20 is provided in front of the first cleaning member 10 in the advancing direction of the cleaning device 100. The first cleaning member 10 cleans the surface 200 to be cleaned, specifically, the first cleaning member 10 moves to a preset position with the garbage. The second cleaning member 20 is mainly used to perform actions like sweeping in and/or picking up and/or scraping and/or blocking the debris, thereby facilitating a better removal of debris on the surface 200 to be cleaned by the first cleaning member 10. When the cleaning device 100 cleans the surface 200 to be cleaned, the cleaning device 100 moves forward along the surface 200 to be cleaned, the second cleaning member 20 located in front cleans the surface 200 to be cleaned, and when the second cleaning member 20 contacts the garbage on the surface 200 to be cleaned, the garbage is guided to the first cleaning member 10 or the working area of the first cleaning member 10, the first cleaning member 10 cleans the surface 200 to be cleaned, and the garbage guided by the second cleaning member 20 is conveyed to a preset position in cooperation with the second cleaning member 20, so that the garbage on the surface 200 to be cleaned is cleaned.

As an embodiment, the surface 200 to be cleaned is a floor, i.e. the cleaning device 100 is used for cleaning floors. Of course, in specific applications, the surface 200 to be cleaned may also be a wall surface, a window, a ceiling, a glass surface, or other surfaces to be cleaned.

Referring to fig. 1, 3 and 4, as an embodiment, the second cleaning member 20 includes a first endless belt 21, a first roller 22 and at least one second roller 23, the first roller 22 is disposed below all the second rollers 23 at intervals in the height direction of the cleaning apparatus 100, the first endless belt 21 rotatably surrounds the first roller 22 and the second roller 23, and the first endless belt 21 forms a cleaning end 213 for guiding the garbage on the surface 200 to be cleaned to the first cleaning member 10 or the working area of the first cleaning member 10 around the portion disposed on the first roller 22. By arranging the first rollers 22 below all the second rollers 23 in the height direction of the cleaning apparatus 100, the first rollers 22 are closest to the surface to be cleaned 200 in the height direction of the cleaning apparatus 100, so that the cleaning end 213 is a portion of the second cleaning member 20 closest to the surface to be cleaned 200 in the height direction of the cleaning apparatus 100. By arranging the cleaning end 213 for guiding the waste on the surface 200 to be cleaned to the first cleaning member 10 or the working area of the first cleaning member 10, all the waste is guided to the first cleaning member 10 or the working area of the first cleaning member 10 after passing the cleaning end 213. Accordingly, the waste is directed to the first cleaning member 10 or the working area of the first cleaning member 10 after passing through the cleaning end 213. The first endless belt 21 is rotatably wrapped around the first roller 22 and the second roller 23, specifically, the first endless belt 21 is rotatable relative to the first roller 22 and the second roller 23. The height direction of the cleaning device 100 refers specifically to the direction in which the cleaning device 100 is perpendicular to the surface 200 to be cleaned.

Referring to fig. 1 and 4, as one embodiment, the first roller 22 includes a flexible layer 221, and the cleaning end 213 is deformable as the waste passes. The arrangement is such that the first roller 22 has flexibility, when the first roller 22 is extruded by external force, the first roller 22 deforms, so that when the garbage passes through the cleaning end 213, the acting force on the cleaning end 213 is transmitted to the first roller 22, the first roller 22 deforms, and the cleaning end 213 can deform along with the first roller 22; when the cleaning device 100 eats the garbage with larger volume, the garbage passes through the cleaning end 213, and presses the first roller 22, so that the first roller 22 deforms, the cleaning end 213 deforms accordingly, the gap between the cleaning end 213 and the surface 200 to be cleaned can be increased, and the passage of the garbage with larger volume is facilitated, so that the cleaning device 100 can easily eat the garbage with larger volume; after the large-volume garbage is conveyed, the flexible layer 221 of the first roller 22 is automatically restored to be original state, and the distance between the cleaning end 213 and the surface 200 to be cleaned is restored to be original state so as to adapt to the garbage with smaller volume. Therefore, the cleaning device 100 provided in this embodiment can effectively eat garbage with a larger volume and also can eat garbage with a smaller volume, thereby improving the cleaning effect.

As one embodiment, the thickness of the flexible layer 221 is not less than 20mm. In this way, to ensure that at least the outer layer of the first roller 22 is sufficiently flexible, the flexible layer 221 is deformed to ensure the passage of the waste when the waste of greater volume is taken in. In particular applications, the thickness of the flexible layer 221 may be 23mm or 28mm or 35mm or 39mm or 43mm or 48mm or 55mm or 59mm or 65mm or 80mm or the like.

As one embodiment, the thickness of the flexible layer 221 is greater than or equal to 25mm and less than or equal to 80mm. So set up, on the one hand make the outer layer of first roller 22 have sufficient flexibility, when eating the great rubbish of volume, the deformation of flexible layer 221 can guarantee rubbish and pass through, on the other hand so that the volume of first roller 22 can not be too big, avoids taking up too much space. In particular applications, the thickness of the flexible layer 221 may be 26mm or 32mm or 38mm or 42mm or 46mm or 49mm or 52mm or 54mm or 57mm or 62mm or 66mm or 70mm or 75mm or 79mm or the like.

As one embodiment, the thickness of the flexible layer 221 is greater than or equal to 30mm and less than or equal to 60mm. So set up, on the one hand make the outer layer of first roller 22 have sufficient flexibility, when eating the great rubbish of volume, the deformation of flexible layer 221 can guarantee rubbish and pass through, on the other hand so that the volume of first roller 22 can not be too big, avoids taking up too much space. In particular applications, the thickness of the flexible layer 221 may be 33mm or 38mm or 42mm or 46mm or 49mm or 52mm or 54mm or 57mm, etc.

Referring to fig. 4, as an embodiment, the first roller 22 includes a central bearing shaft 222, and the flexible layer 221 is disposed around the central bearing shaft 222. By providing a central bearing shaft 222 for supporting the flexible layer 221.

As one embodiment, the diameter of the center bearing shaft 222 is greater than or equal to 7mm and less than or equal to 13mm. So configured, on the one hand, it is ensured that the central bearing shaft 222 can be used to support the flexible layer 221, and on the other hand, the central bearing shaft 222 does not occupy excessive space to prevent the first roller 22 from becoming excessively bulky.

As an embodiment, any one of the second rollers 23 is configured to rotate under the driving of an external force, thereby driving the first endless belt 21 to rotate. The rotation of the first endless belt 21 achieves the transfer of the waste.

Referring to fig. 1, 2 and 5, as an embodiment, the first endless belt 21 comprises a conveying side 211 adjacent to the first cleaning member 10, the conveying side 211 being at least adapted to deform when the waste passes. So configured, when the relatively large-sized trash is conveyed between the first endless belt 21 and the first cleaning member 10, the conveyance of the relatively large-sized trash is facilitated by the deformation of the conveyance side 211 of the first endless belt 21. In particular, the first rollers 22 are spaced below all the second rollers 23 in the height direction of the cleaning device 100, such that the first endless belt 21 forms a conveying side 211 towards the first cleaning member 10, wherein the conveying side 211 extends from the bottom of the first endless belt 21 to the top of the first endless belt 21.

Optionally, the conveying side 211 of the first endless belt 21, which is specifically located between the first roller 22 and the second roller 23, is suspended and the first endless belt 21 has a certain elasticity, so that it deforms when being pressed by the garbage, thereby facilitating the passage of the garbage.

Referring to fig. 3 and 4, as an embodiment, the second cleaning member 20 further includes a first coupling frame 24, and the first roller 22 and the second roller 23 are both mounted on the first coupling frame 24. Specifically, the center bearing shaft 222 of the first roller 22 is mounted on the first coupling frame 24. The first roller 22 and the second roller 23 may be fixedly mounted on the first connecting frame 24, or may be rotatably mounted on the first connecting frame 24.

As one embodiment, the first coupling frame 24 is fixedly coupled to the first cleaning member 10. Thus, the first cleaning member 10 and the second cleaning member 20 are fixedly connected, and the conveying effect is good when the first cleaning member 10 and the second cleaning member 20 are matched to convey garbage; in addition, the connection firmness of the first cleaning member 10 and the second cleaning member 20 can be improved, and the service life can be prolonged. Of course, as an alternative embodiment, it is also possible that the first coupling frame 24 is rotatably coupled to the first cleaning member 10.

Referring to fig. 1, 3 and 4, as one embodiment, the first connection frame 24 includes a frame body 241 and two connection blocks 242; the two connection blocks 242 are respectively connected to two ends of the first roller 22, the frame body 241 is provided with two connection holes 2411, and each connection block 242 is disposed in one connection hole 2411 in a penetrating manner and can move along the radial direction of the connection hole 2411 towards the direction approaching or separating from the surface 200 to be cleaned. In this way, the distance between the first roller 22 and the second roller 23 in the height direction of the cleaning device 100 can be adjusted such that the first endless belt 21 can be wound around the first roller 22 and the second roller 23 in a tensioned manner. In a specific application, when the connection block 242 moves towards the direction approaching to the surface 200 to be cleaned, the first roller 22 is driven to move towards the direction approaching to the surface 200 to be cleaned, and the distance between the first roller 22 and the second roller 23 is increased, so that the first endless belt 21 is tightly wound around the first roller 22 and the second roller 23; when the connection block 242 moves away from the surface 200 to be cleaned, the first roller 22 is driven to move away from the surface 200 to be cleaned, and the distance between the first roller 22 and the second roller 23 is reduced, so that the first endless belt 21 is loosely wound around the first roller 22 and the second roller 23.

Referring to fig. 1, 2 and 5, as one embodiment, the first cleaning member 10 includes a second endless belt 11 and at least two third rollers 12; the second endless belt 11 is wound around the third rollers 12, wherein one third roller 12 is used for rotating under the driving of an external force so as to drive the second endless belt 11 to rotate, and the second endless belt 11 is rotatable relative to the third roller 12 as a whole. At least two third rollers 12 are spaced apart in the height direction of the cleaning apparatus 100 such that the second endless belt 11 forms a first side 111 facing the second cleaning member 20, the first side 111 extending from the bottom of the second endless belt 11 to the top of the second endless belt 11, the first endless belt 21 being wound around the first roller 22 for guiding the waste on the surface 200 to be cleaned to the first side 111, the first side 111 for conveying the waste from the surface 200 to be cleaned in the direction of the top of the second endless belt 11 with the cooperation of the second cleaning member 20. In a specific application, the second endless belt 11 is at least partially in contact with the surface 200 to be cleaned for cleaning the surface 200 to be cleaned when the cleaning device 100 is in an operating state.

Embodiment two:

the cleaning device 100 provided in this embodiment is different from that in the first embodiment mainly in the manner in which the flexible layer 221 is disposed. Specifically, in the first embodiment, the flexible layer 221 is integrally formed in a ring shape and is disposed in the circumferential direction of the central bearing shaft 222; whereas in this embodiment the flexible layer 221 comprises a plurality of sub-flexible layers 223.

Referring to fig. 2 and 6, as one embodiment, the flexible layer 221 includes a plurality of sub-flexible layers 223, the plurality of sub-flexible layers 223 being spaced apart along the circumference of the central bearing shaft 222. Specifically, a plurality of sub-flexible layers 223 are disposed circumferentially around the central bearing shaft 222 with gaps between adjacent sub-flexible layers 223, and the cleaning end 213 is deformable when debris passes through the cleaning end 213, either by pressing against a sub-flexible layer 223 or by pressing against a gap between two sub-flexible layers 223. It should be noted that the number of the sub-flexible layers 223 may be two, three, four, or the like, and the number of the sub-flexible layers 223 is not limited herein.

In addition to the above-mentioned differences, the cleaning device 100 and the parts thereof provided in this embodiment can refer to the first embodiment, and will not be described in detail herein.

Embodiment III:

the cleaning apparatus 100 according to the present embodiment is different from the first embodiment mainly in the structure of the first roller 22. In particular, in the first embodiment, the flexible layer 221 is disposed around the central bearing shaft 222; in this embodiment, a plurality of hard support sublayers 224 are disposed at intervals along the circumferential direction of the flexible layer 221.

Referring to fig. 2 and 7, as an embodiment, the first roller 22 further includes a plurality of hard support sub-layers 224, and the plurality of hard support sub-layers 224 are disposed at intervals along the circumferential direction of the flexible layer 221. Specifically, the plurality of hard support sublayers 224 are disposed around the circumference of the flexible layer 221, and gaps are formed between adjacent hard support sublayers 224, so that when the garbage passes through the cleaning end 213, whether the garbage is extruded to the hard support sublayers 224 or to the gaps between two hard support sublayers 224, the cleaning end 213 can be deformed, wherein when the garbage is extruded to the hard support sublayers 224, the extrusion force is transmitted to the flexible layer 221 through the hard support sublayers 224, and the cleaning end 213 is deformed. It should be noted that the number of the hard support sub-layers 224 may be two, three, four, or the like, and the number of the hard support sub-layers 224 is not limited herein.

In addition to the above-mentioned differences, the cleaning device 100 and the parts thereof provided in this embodiment can refer to the first embodiment, and will not be described in detail herein.

Embodiment four:

referring to fig. 1, 4 and 8, the cleaning apparatus 100 according to the present embodiment is different from the first embodiment mainly in the structure of the first roller 22. In particular, in embodiment one, the first roller 22 comprises a central bearing shaft 222 and a flexible layer 221; in this embodiment, the first roller 22 is a first roller 22 made of a flexible material.

In addition to the above-mentioned differences, the cleaning device 100 and the parts thereof provided in this embodiment can refer to the first embodiment, and will not be described in detail herein.

Fifth embodiment:

the cleaning apparatus 100 provided in this embodiment is different from those in the first to fourth embodiments mainly in the number of second rollers 23. In particular, in embodiments one to four, the cleaning device 100 comprises at least one second roller 23; in this embodiment, however, the cleaning device 100 includes at least two second rollers 23.

Referring to fig. 1 and 9, as an embodiment, the second cleaning member 20 includes at least two second rollers 23, at least two second rollers 23 and the first roller 22 are distributed in a triangle shape, so that a portion of the first endless belt 21 near the surface 200 to be cleaned forms a leading-in inclined surface 212, and a portion of the first endless belt 21 wound around the first roller 22 is located at a portion of the leading-in inclined surface 212 closest to the surface 200 to be cleaned. The introduction slope 212 extends obliquely from a portion of the second cleaning member 20 near the surface 200 to be cleaned toward the front upper side of the cleaning device 100 in a direction gradually away from the first cleaning member 10 and the surface 200 to be cleaned, that is, the introduction slope 212 extends obliquely in a flared shape from the bottom of the second cleaning member 20 toward the front upper side of the cleaning device 100. The introduction slope 212 serves to guide the waste on the surface 200 to be cleaned to the first cleaning member 10 or the working area of the first cleaning member 10. The end of the lead-in slope 212 remote from the first cleaning member 10 is the portion of the lead-in slope 212 where the distance to the surface 200 to be cleaned is greatest. Specifically, the lead-in slope 212 is disposed toward the surface to be cleaned 200, and the lead-in slope 212 forms an acute angle with the surface to be cleaned 200. In the forward moving process of the cleaning device 100, since the end of the leading-in inclined surface 212 far from the first cleaning member 10 is the position where the distance from the leading-in inclined surface 212 to the surface 200 to be cleaned is the largest, the end of the leading-in inclined surface 212 far from the first cleaning member 10 is firstly contacted with the garbage, so that the garbage with larger volume can enter between the leading-in inclined surface 212 and the surface 200 to be cleaned, and the inclination of the leading-in inclined surface 212 extends downwards, thereby being beneficial to better leading the garbage to the first cleaning member 10 or the working area of the first cleaning member 10. The front upper side of the cleaning device 100 specifically refers to a front region in the moving direction of the cleaning device 100 and a region above the cleaning device 100 in the height direction.

In addition to the above-mentioned differences, the cleaning device 100 and the parts thereof according to the present embodiment can refer to the first to fourth embodiments, and will not be described in detail herein.

Example six:

the cleaning device 100 provided in this embodiment is different from the first to fifth embodiments mainly in the structure of the first cleaning member 10. Specifically, in the first to fifth embodiments, the first cleaning member 10 includes the second endless belt 11; in the present embodiment, however, the first cleaning member 10 includes an introduction aid 13.

Referring to fig. 1 and 10, as an embodiment, the first cleaning member 10 includes an introduction aid 13, the introduction aid 13 including a conveying portion 131 and a pickup portion 132 connected to the conveying portion 131, the pickup portion 132 being provided below the conveying portion 131 in a height direction of the cleaning device 100, and the first endless belt 21 being wound around a portion provided on the first drum 22 for guiding the garbage on the surface 200 to be cleaned to the pickup portion 132; the pickup portion 132 is for assisting the second cleaning member 20 in picking up the dust of the surface to be cleaned 200, and the conveying portion 131 is for conveying the dust from the surface to be cleaned 200 toward the top of the second cleaning member 20 in cooperation with the second cleaning member 20. In a specific application, the introduction aid 13 is at least partially in contact with the surface 200 to be cleaned for cleaning the surface 200 to be cleaned when the cleaning device 100 is in an operating state.

In addition to the above-mentioned differences, the cleaning device 100 and the parts thereof provided in this embodiment can refer to the first to fifth embodiments, and will not be described in detail herein.

Embodiment seven:

the cleaning device 100 provided in this embodiment is different from the first to sixth embodiments mainly in the structure of the first cleaning member 10. Specifically, in the first to fifth embodiments, the first cleaning member 10 includes the second endless belt 11; in the sixth embodiment, the first cleaning member 10 includes the introduction aid 13; in the present embodiment, however, the first cleaning member 10 includes a cleaning roller 14 and an introduction aid 13.

Referring to fig. 1 and 11, as one embodiment, the first cleaning member 10 includes a cleaning roller 14 and an introduction aid 13; the introduction aid 13 is provided between the cleaning roller 14 and the second cleaning member 20, and a part of the second cleaning member 20 is provided adjacent to the introduction aid 13, and a part of the second cleaning member 20 is provided adjacent to the cleaning roller 14; the first endless belt 21 is wound around the first roller 22 for guiding the garbage on the surface 200 to be cleaned to the guide-in auxiliary 13, and the guide-in auxiliary 13 is used for assisting the second cleaning member 20 in picking up the garbage on the surface 200 to be cleaned and is used for conveying the garbage from the surface 200 to be cleaned toward the top of the second cleaning member 20 in cooperation with the second cleaning member 20; the cleaning roller 14 is used for carrying waste in cooperation with the second cleaning member 20 or for scraping waste on the second cleaning member 20. In particular applications, the introduction aid 13 and/or the cleaning cylinder 14 are at least partially in contact with the surface 200 to be cleaned for cleaning the surface 200 to be cleaned when the cleaning device 100 is in an operating state.

In addition to the above-mentioned differences, the cleaning device 100 and the parts thereof according to the present embodiment can refer to the first to sixth embodiments, and will not be described in detail herein.

The foregoing description is only of the preferred embodiments of the present utility model and is not intended to limit the scope of the utility model, and all equivalent structural changes made by the description of the present utility model and the accompanying drawings or direct/indirect application in other related technical fields are included in the scope of the utility model.

Claims (18)

1. A cleaning device, comprising:

a first cleaning member;

a second cleaning member provided in front of the first cleaning member in a moving direction of the cleaning device; the second cleaning member comprises a first annular belt, a first roller and at least one second roller, wherein the first roller is arranged below all the second rollers at intervals along the height direction of the cleaning device, the first annular belt is rotatably encircling the first roller and the second roller, the first annular belt is encircling the first roller to form a cleaning end for guiding garbage on a surface to be cleaned to the first cleaning member or a working area of the first cleaning member, and the first cleaning member is used for cleaning the surface to be cleaned and/or assisting the second cleaning member to clean the surface to be cleaned;

wherein the first roller comprises a flexible layer, and the cleaning end is deformable when the garbage passes.

2. The cleaning device of claim 1, wherein the flexible layer has a thickness of not less than 20mm.

3. The cleaning device of claim 2, wherein the flexible layer has a thickness greater than or equal to 25mm and less than or equal to 80mm.

4. A cleaning device according to claim 3, wherein the flexible layer has a thickness of greater than or equal to 30mm and less than or equal to 60mm.

5. The cleaning apparatus defined in any one of claims 1-4, wherein the first roller further comprises a central bearing shaft, and the flexible layer is disposed circumferentially about the central bearing shaft.

6. The cleaning apparatus defined in any one of claims 1-4, wherein the first roller further comprises a central load-bearing shaft, and the flexible layer comprises a plurality of sub-flexible layers disposed at intervals along the circumference of the central load-bearing shaft.

7. The cleaning apparatus defined in any one of claims 1-4, wherein the first roller further comprises a plurality of hard support sublayers disposed at intervals along a circumference of the flexible layer.

8. The cleaning apparatus defined in claim 1, wherein the first roller is a first roller integrally formed of a flexible material.

9. A cleaning apparatus as claimed in any one of claims 1 to 4 or 8, wherein the second cleaning member comprises at least two of the second rollers, at least two of the second rollers being arranged in a triangular arrangement with the first roller such that a portion of the first endless belt adjacent to the surface to be cleaned forms an introduction inclined surface extending obliquely from a portion of the second cleaning member adjacent to the surface to be cleaned toward a front upper side of the cleaning apparatus in a direction gradually away from the first cleaning member and the surface to be cleaned.

10. A cleaning apparatus as claimed in any one of claims 1 to 4 or 8, wherein any one of the second rollers is arranged to rotate under the drive of an external force to thereby rotate the first endless belt.

11. A cleaning device according to any one of claims 1 to 4 or 8, wherein the first endless belt comprises a conveying side adjacent the first cleaning member, the conveying side being at least adapted to deform as the waste passes.

12. The cleaning apparatus defined in any one of claims 1-4 or 8, wherein the second cleaning element further comprises a first connection frame, and the first roller and the second roller are both mounted on the first connection frame.

13. The cleaning apparatus defined in claim 12, wherein the first connection frame is fixedly connected to the first cleaning element.

14. The cleaning apparatus defined in claim 12, wherein the first connection frame comprises a frame body and two connection blocks;

the two connecting blocks are respectively connected to two ends of the first roller, the frame body is provided with two connecting holes, and each connecting block penetrates through one connecting hole and can move along the radial direction of the connecting hole towards the direction close to or far away from the surface to be cleaned.

15. A cleaning device according to any one of claims 1 to 4 or 8, wherein the first cleaning member comprises a second endless belt and at least two third rollers;

the second annular belt is encircling outside the third rollers, one of the third rollers is used for rotating under the drive of external force to drive the second annular belt to rotate, at least two third rollers are distributed at intervals along the height direction of the cleaning device, so that the second annular belt forms a first side part facing the second cleaning member, the first side part extends from the bottom of the second annular belt to the top of the second annular belt, the first annular belt is encircling the position of the first roller to guide garbage on the surface to be cleaned to the first side part, and the first side part is used for conveying the garbage from the surface to be cleaned to the direction of the top of the second annular belt under the cooperation of the second cleaning member.

16. The cleaning apparatus defined in any one of claims 1-4 or 8, wherein the first cleaning member comprises an introduction aid comprising a conveying portion and a pickup portion connected to the conveying portion, the pickup portion being provided below the conveying portion in a height direction of the cleaning apparatus, the first endless belt being wound around a portion provided on the first roller for guiding the garbage on the surface to be cleaned to the pickup portion;

the pick-up part is used for assisting the second cleaning member to pick up the garbage on the surface to be cleaned, and the conveying part is used for conveying the garbage from the surface to be cleaned to the direction of the top of the second cleaning member in cooperation with the second cleaning member.

17. The cleaning apparatus defined in any one of claims 1-4 or 8, wherein the first cleaning element comprises a cleaning drum and an introduction aid; the guide-in auxiliary is arranged between the cleaning roller and the second cleaning member, part of the second cleaning member is arranged adjacent to the guide-in auxiliary, and part of the second cleaning member is arranged adjacent to the cleaning roller;

the first annular belt is wound on the first roller and used for guiding the garbage on the surface to be cleaned to the guide auxiliary piece, and the guide auxiliary piece is used for assisting the second cleaning member to pick up the garbage on the surface to be cleaned and is used for conveying the garbage from the surface to be cleaned to the top of the second cleaning member in a direction of matching with the second cleaning member; the cleaning roller is used for carrying garbage together with the second cleaning member or scraping garbage on the second cleaning member.

18. The cleaning apparatus according to claim 17, wherein the introduction aid includes a conveying portion and a pickup portion connected to the conveying portion, the pickup portion being provided below the conveying portion in a height direction of the cleaning apparatus;

the pick-up part is used for assisting the second cleaning member to pick up the garbage on the surface to be cleaned, and the conveying part is used for conveying the garbage from the surface to be cleaned to the direction of the top of the second cleaning member in cooperation with the second cleaning member.