CN113693506B

CN113693506B - Sweeper rolling brush cleaning device and sweeper

Info

Publication number: CN113693506B
Application number: CN202110984409.1A
Authority: CN
Inventors: 许仕哲; 何剑敏
Original assignee: Shenzhen Atomic Power Technology Co ltd
Current assignee: Shenzhen Atomic Power Technology Co ltd
Priority date: 2021-08-25
Filing date: 2021-08-25
Publication date: 2023-03-24
Anticipated expiration: 2041-08-25
Also published as: CN113693506A

Abstract

The invention discloses a sweeper rolling brush cleaning device and a sweeper, wherein the sweeper rolling brush cleaning device comprises a rolling brush, a rolling brush frame and a dirt scraping structure, the rolling brush is arranged in the rolling brush frame, the dirt scraping structure is arranged on the surface of the rolling brush frame, and one end of the dirt scraping structure penetrates through the rolling brush frame and is abutted against the rolling brush; the dirty scraping structure comprises a scraping plate and scraping strips, wherein the scraping strips are arranged on the lower surface of the scraping plate, and the scraping strips are obliquely arranged from two ends of the scraping plate to the middle part. When the rolling brush rotates, the scraping structure scrapes off fine garbage on the rolling brush.

Description

Sweeper rolling brush cleaning device and sweeper

Technical Field

The invention relates to the technical field of sweeper, in particular to a sweeper roller brush cleaning device and a sweeper.

Background

The sweeper is used for cleaning garbage on the ground, and comprises a water tank, a rolling brush and a rolling brush frame, wherein the rolling brush is arranged in the rolling brush frame, the water tank provides a water source for the rolling brush, when the sweeper works, the rolling brush rotates on the ground, the rolling brush cleans the ground under the action of gravity of the rolling brush, the garbage on the ground is stained on the rolling brush, when the sweeper works for a long time, a large amount of fine garbage can be gathered on the surface of the rolling brush, the fine garbage can not automatically fall off from a rolling brush head, the rolling brush is shielded by the rolling brush frame, the cleaning is not easy, and the ground cannot be cleaned completely; some machines of sweeping the floor still include the recovery passageway, set up the fan on the water tank, the suction that the fan produced begins to act on from the one end of recovery passageway, the other end of recovery passageway is provided with the round brush, sewage or rubbish on the round brush are inhaled the recovery passageway, but the suction that the fan produced is limited, some slight rubbish on the round brush can not be siphoned away, sewage soaks on the round brush, also hardly siphoned away, after the recovery of recovery passageway suction, still can be with some slight rubbish and sewage on the round brush.

Disclosure of Invention

The invention mainly aims to provide a sweeper rolling brush cleaning device and a sweeper, and aims to solve the technical problem that fine garbage on a rolling brush is not easy to clean.

In order to achieve the purpose, the invention adopts the following technical scheme:

a cleaning device for a rolling brush of a sweeper is characterized by comprising the rolling brush, a rolling brush frame and a dirt scraping structure, wherein the rolling brush is arranged in the rolling brush frame, the dirt scraping structure is arranged on the surface of the rolling brush frame, and one end of the dirt scraping structure penetrates through the rolling brush frame to be abutted against the rolling brush; the dirty scraping structure comprises a scraping plate and scraping strips, wherein the scraping strips are arranged on the lower surface of the scraping plate, and the scraping strips are obliquely arranged from two ends of the scraping plate to the middle part.

The water spraying device further comprises a water spraying nozzle, wherein the water spraying nozzle is arranged on the surface of the rolling brush frame and is communicated with a water source through a water guide pipe, a water inlet is formed in the rolling brush frame, and the water spraying nozzle is arranged in the water inlet.

Furthermore, the dirty scraping structure further comprises a mounting post, a mounting hole is formed in the rolling brush frame, and the mounting post is inserted into the mounting hole to mount the dirty scraping structure on the rolling brush frame.

Further, the mounting column includes upper end, middle-end and bottom, the middle-end is triangle-shaped or toper structure, upper end and middle-end pass in proper order behind the mounting hole, the bottom joint is in the mounting hole.

Furthermore, the scraping strips are arranged in a herringbone shape.

The utility model provides a sweeper, includes as above-mentioned sweeper round brush cleaning device, still includes sewage case and recovery passageway, the bottom of sewage case is provided with into dirty mouthful, the one end of recovery passageway is provided with the round brush, the other end with into dirty mouthful intercommunication.

Further, the scraping strips are arranged in a 'people' shape; the pointed end of the scraper bar is far away from the recovery channel.

Further, the length of the scraping strip is gradually increased from two ends to the middle.

Furthermore, the scraper bar also comprises a flow guide structure, and the scraper bars are arranged in a herringbone shape; the V-shaped tip of the scraping strip faces the recovery channel, and the two side edges of the scraping strip are connected with the recovery channel through the flow guide structures respectively.

Further, the length of the scraping strip is gradually increased from the middle to the two ends.

Has the advantages that:

a cleaning device for a rolling brush of a sweeper comprises the rolling brush, a rolling brush frame and a dirt scraping structure, wherein the rolling brush is arranged in the rolling brush frame, the dirt scraping structure is arranged on the surface of the rolling brush frame, one end of the dirt scraping structure penetrates through the rolling brush frame to be abutted against the rolling brush, and when the rolling brush rotates, the dirt scraping structure scrapes off fine garbage on the rolling brush; scrape dirty structure and include the scraper blade and scrape the strip, scrape the strip setting and can scrape rubbish on the round brush down at the lower surface of scraper blade, and scrape the strip and arrange to the middle part slope by the both ends of scraper blade, when can scraping rubbish down, utilize the slope of scraping the strip and arrange, the rubbish that will scrape down concentrates on the slope tip position of scraping the strip, is convenient for concentrate the clearance.

Drawings

Fig. 1 is a schematic structural diagram of a rolling brush cleaning device in an embodiment of a sweeper rolling brush cleaning device of the invention;

FIG. 2 is a schematic structural diagram of an assembly of a rolling brush frame and a water nozzle in an embodiment of the rolling brush cleaning device of the sweeper;

FIG. 3 is an exploded view of a part of the roller brush cleaning device of the sweeper according to an embodiment of the present invention;

fig. 4 is a schematic partial structural view of a rolling brush holder in an embodiment of the rolling brush cleaning device of the sweeper;

fig. 5 is a schematic structural view of the assembly of the wiper strip (with the herringbone tip facing inward) and the roller brush in the embodiment of the cleaning device of the sweeper of the present invention;

FIG. 6 is a schematic structural view of an embodiment of the sweeper roller brush cleaning device of the present invention, in which a scraping bar (with a herringbone tip facing outward) is assembled with a roller brush;

FIG. 7 is a schematic view of a dirt scraping structure in an embodiment of the cleaning device of the roller brush of the sweeper of the present invention

Fig. 8 is a schematic structural view of a water tank in an embodiment of the sweeper of the present invention.

Wherein: 1. a rolling brush frame; 11. mounting holes; 12. a first flow-through member; 121. buckling; 13. a second flow-through member; 131. a docking body; 132. a card slot; 14. a flow conductor; 2. scraping dirty structure; 21. mounting a column; 22. a squeegee; 23. scraping the strips; 3. a water conduit; 4. a tee fitting; 5. rolling and brushing; 6. a rotating device; 7. a water spray nozzle; 8. a water tank; 9. an accommodating chamber; 10. a fan.

The implementation, functional features and advantages of the objects of the present invention will be further explained with reference to the accompanying drawings.

Detailed Description

It should be understood that the specific embodiments described herein are merely illustrative of the invention and are not intended to limit the invention.

The technical solutions in the embodiments of the present invention will be clearly and completely described below with reference to the drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only a part of the embodiments of the present invention, and not all of the embodiments. All other embodiments, which can be obtained by a person skilled in the art without making any creative effort based on the embodiments in the present invention, belong to the protection scope of the present invention.

It is noted that the terms "one end," "another end," "first," "second," and the like are used herein for descriptive purposes only and are not to be construed as indicating or implying relative importance.

Technical solutions between the embodiments of the present invention may be combined with each other, but it is necessary to be able to be realized by a person skilled in the art, and when the technical solutions are contradictory or cannot be realized, such a combination of technical solutions should not be considered to exist, and is not within the protection scope of the present invention.

Referring to fig. 1 to 8, in an embodiment, the invention provides a cleaning device for a rolling brush of a sweeper, which includes a rolling brush 5, a rolling brush frame 1 and a dirt scraping structure 2, wherein the rolling brush 5 is arranged in the rolling brush frame 1, the dirt scraping structure 2 is arranged on the surface of the rolling brush frame 1, and one end of the dirt scraping structure 2 penetrates through the rolling brush frame 1 and abuts against the rolling brush 5; the dirty scraping structure 2 comprises a scraping plate 22 and scraping strips 23, wherein the scraping strips 23 are arranged on the lower surface of the scraping plate 22, and the scraping strips 23 are obliquely arranged from two ends of the scraping plate 22 to the middle part.

Specifically, the rolling brush 5 comprises rolling brush cloth, a rolling brush head and a rolling brush pipe, wherein the rolling brush head is arranged at each of two ends of the rolling brush pipe, and the rolling brush cloth is wrapped on the outer surface of the rolling brush pipe; one side end of the rolling brush frame 1 is provided with a rotating hole, the other end of the rolling brush frame 1 is provided with a mounting groove, and rolling brush heads at two ends of the rolling brush 5 are respectively mounted in the rotating hole and the mounting groove; one end of the rolling brush frame 1 is provided with a rotating device 6, and the rotating device 6 is connected with the rolling brush head through a pin.

In the above embodiment, the rotating device 6 is connected with the rolling brush head through a pin, the rotating device 6 provides a rotating force for the rolling brush 5, the rolling brush 5 is driven by the rotating device 6 to rotate, one end of the dirt scraping structure 2 penetrates through the rolling brush frame 1 to abut against the rolling brush 5, and the dirt scraping structure 2 scrapes off fine garbage on the rolling brush 5 and can also scrape off garbage adhered to the rolling brush; the scraping strips 23 are obliquely arranged from two ends of the scraping plate 22 to the middle part, and garbage scraped by the scraping strips 23 is collected to the oblique end parts of the scraping strips 23, so that the garbage is convenient to clean; the rolling brush 5 is wrapped by the rolling brush 5 cloth, so that the rolling brush 5 cloth is convenient to replace.

Compared with the structure of the scraping strips 23 arranged in parallel with the central axis of the roller, the obliquely arranged scraping strips 23 have a denser scraping effect, and can scrape the garbage on the rolling brush 5 more cleanly.

In one embodiment, the roller brush cleaning device of the sweeper further comprises a water spray nozzle 7, the water spray nozzle 7 is arranged on the surface of the roller brush frame 1, the water spray nozzle 7 is communicated with a water source through the water guide pipe 3, a water inlet is formed in the roller brush frame 1, and the water spray nozzle 7 is arranged in the water inlet.

The rolling brush frame 1 is provided with a plurality of water inlets at equal intervals along the length direction, each water inlet is provided with a water spray nozzle 7, and the water guide pipe 3 is communicated with each water spray nozzle 7 through a tee joint part 4.

In the above embodiment, the water source flows to the water spray nozzle 7 through the water conduit 3, and is sprayed to the roller brush 5 through the water spray nozzle 7 to provide water for cleaning the roller brush 5, so that fine garbage and dust on the roller brush 5 can be more easily scraped by the scraping structure 2 under the infiltration of the water; a plurality of water inlets are equidistantly arranged on the rolling brush frame 1 along the length direction, and water on the rolling brush 5 is uniform and convenient to clean.

In one embodiment, the dirt scraping structure 2 further comprises a mounting post 21, the rolling brush holder 1 is provided with a mounting hole 11, and the mounting post 21 is inserted into the mounting hole 11 to mount the dirt scraping structure 2 on the rolling brush holder 1.

Specifically, the mounting post 21 includes upper end, middle-end and bottom, and the middle-end is triangle-shaped or toper structure, and after upper end and middle-end passed mounting hole 11 in proper order, the bottom joint was in mounting hole 11. The middle end of the mounting post 21 is made of rubber.

In the above embodiment, the dirt scraping structure 2 is mounted on the rolling brush holder 1, and the mounting hole 11 is provided on the rolling brush holder 1, and the mounting hole 11 is used for mounting the dirt scraping structure 2. The erection column 21 includes the upper end, middle-end and bottom, the upper end is thinner, be convenient for during the direction inserts the erection column 21 in mounting hole 11 when the installation, the middle-end is triangle-shaped or toper structure, and the middle-end is the rubber material and easily warp, when the middle-end inserts in mounting hole 11, triangle-shaped or toper structure can receive the extrusion of 11 inner walls of mounting hole and produce deformation, the middle-end passes behind the mounting hole 11 completely, the middle-end is located the top of mounting

hole

11, 11 inner walls of mounting hole are no longer extrudeed triangle-shaped or toper, triangle-shaped or toper structure resume deformation, support the higher authority at mounting hole 11, avoid the erection column 21 reverse motion to drop from mounting hole 11. The outer diameter of the bottom end is smaller than the inner diameter of the mounting hole 11. Finally, the bottom end of the mounting post 21 is located below or inside the mounting hole 11, and the upper and middle ends are located above the mounting hole 11, so that the scraper 22 can be fixed to the roll brush holder 1.

In one embodiment, the wiper strips 23 are arranged in a chevron arrangement.

The scraping strip 23 is formed by arranging a plurality of scraping blades, and the plurality of scraping blades are arranged to form a 'human' shape.

In the above embodiment, the scraping strip 23 is in a herringbone structure, and can scrape garbage to the middle position of the scraping strip 22, and the recovery channel is arranged right opposite to the middle position of the scraping strip 23, so that the garbage on the scraping strip 22 can be conveniently sucked into the recovery channel.

In one embodiment, the scraping blades are in a trapezoid structure, the upper end of each scraping blade is wide, the lower end of each scraping blade is narrow, and a triangular gap is formed between every two adjacent scraping blades.

In the above embodiment, the scraping sheets have certain flexibility, the rolling brush cloth cannot be scraped broken, the triangular gaps between the adjacent scraping sheets provide space for deformation when the scraping strips 23 scrape the rolling brush 5, the scraping sheets are in a trapezoidal structure, the upper ends of the scraping sheets are wide, the lower ends of the scraping sheets are narrow, and when the scraping strips 23 scrape the rolling brush 5, the rolling brush 5 transversely and completely abuts against the scraping sheets, so that the rolling brush 5 is prevented from being missed.

Referring to fig. 1 to 8, the invention further provides a sweeper, which comprises the sweeper rolling brush 5 cleaning device, a sewage tank and a recovery channel, wherein the bottom end of the sewage tank is provided with a sewage inlet, one end of the recovery channel is provided with the rolling brush 5, and the other end of the recovery channel is communicated with the sewage inlet.

Specifically, the sweeper further comprises a water tank 8 for storing water, the water tank 8 is provided with a water outlet, and the water outlet is communicated with the water spray nozzle 7 through the water guide pipe 3.

In the above embodiment, water is stored in the water tank 8, when the sweeper works, the water in the water tank 8 flows out through the water outlet, the water outlet is communicated with the water nozzle 7 through the water guide pipe 3, the water in the water tank 8 flows to the water nozzle 7 through the water pouring pipe through the water outlet, the water nozzle 7 sprays water to the rolling brush 5, and the water tank 8 provides a water source for the rolling brush 5. The water tank 8 comprises a containing cavity 9 for containing the sewage tank, a fan 10 is arranged on the tank cover of the water tank 8, the fan 10 generates suction force, and the suction force enters the recovery channel from one end of the recovery channel communicated with the sewage tank. The water spray nozzle 7 is positioned at the front end of the dirt scraping structure 2, and moves forwards when the sweeper works, and the rolling brush 5 rotates anticlockwise at the moment.

The scraping strip 23 faces one side of the recovery channel and is slightly inclined from top to bottom towards the direction far away from the recovery channel.

In the above embodiment, the water nozzle 7 sprays water onto the rolling brush 5, the rolling brush 5 rotates counterclockwise, the rolling brush 5 occupying water is capable of dipping garbage on the ground under the action of self gravity to clean the ground, the rolling brush 5 cleaning the ground turns the water on the rolling brush into sewage, the rolling brush 5 rotates to the recovery channel, the sewage or garbage on the rolling brush 5 is sucked into the recovery channel by the suction force in the recovery channel, and the sewage or garbage on the rolling brush 5 is prevented from sliding down to the ground under the action of self gravity. The rubbish on the round brush 5 gets into and gets into the sewage case from the other end of retrieving the passageway from the one end of retrieving the passageway, and the sewage case is used for storing rubbish and sewage, convenient clearance. Because the suction force of the recovery channel is limited and the rolling brush 5 continuously rotates, some garbage on the rolling brush 5 is not sucked into the sewage tank and is also stained on the rolling brush 5, certain sewage can also be stored on the rolling brush 5 and rotates to the position of the sewage scraping structure 2, the residual garbage or sewage is scraped by the scraping plate 22, and the sewage or garbage scraped by the scraping plate 22 is recovered into the sewage tank by the suction force in the recovery channel. The water spray nozzle 7 is located the front end of scraping dirty structure 2, and the round brush 5 anticlockwise rotates, scrapes dirty structure 2 and will be stained with sewage or rubbish on the round brush 5 and scrape totally, rotates water spray nozzle 7 department, and water spray nozzle 7 sprays water to the round brush 5, is stained with water on the round brush 5 and rotates subaerial and clean ground, scrapes off earlier sewage or rubbish on the round brush 5, sprays water again, ensures that the round brush 5 is clean when cleaning the ground, and is clean with ground.

The scraping strip 23 is gradually slightly inclined towards the direction far away from the recovery channel from top to bottom towards one side of the recovery channel, the counterclockwise rotating direction of the rolling brush 5 is complied with, and the impact resistance of the rolling brush 5 to the scraping strip 23 can be reduced when the scraping strip 23 scrapes and washes dirty water or garbage attached to the rolling brush 5.

In one embodiment, the wiper strip 23 is "people" in configuration, with the "people" tip of the wiper strip 23 distal to the recycling channel.

The scraping strips 23 of the dirty scraping structure 2 are arranged in two rows, the scraping strips 23 of the first row are arranged in a whole row along the scraping plate 22, the scraping blades in the middle are hollow, and the scraping strips 23 of the second row are positioned on one side relatively far away from the recovery channel and are arranged corresponding to the middle position. The open angle range of the V-shaped scraping strip 23 is 170-175 degrees.

Specifically, the first row of the scraping blades at the middle part are hollowed at intervals, and the second row of the scraping blades are arranged at one side of the first row of the scraping blades far away from the recovery channel in a slot manner.

In the above embodiment, the scraping strip 23 is used for scraping and washing the sewage or the garbage on the rolling brush 5, and the pointed head of the scraping strip 23 in the shape of a Chinese character 'ren' is far away from the recovery channel, so that the sewage or the garbage at two ends can be gathered and tucked inside the pointed head conveniently. Enter the recovery channel from the middle position uniformly. Scrape two rows of arrangements of the scraping strip 23 of dirty structure 2, the scraping strip 23 of first row is arc or diagonal shape along scraper blade 22 whole row and arranges, the tip of arc top or diagonal corresponds the intermediate position of scraping strip 23, whole row scraping strip 23 is scraped the washing to sewage or rubbish on the round brush 5, the sewage or rubbish at both ends are gathered together to the centre, the scraping strip 23 middle part fretwork of first row, the scraping strip 23 of second row is located the one side of keeping away from recovery passageway, and correspond and set up the scraping strip 23 of first row and be closest to from recovery passageway department, it too gathers the resistance to the round brush 5 motion to reduce scraping strip 23 middle part sewage or rubbish. The preferred opening angle of the herringbone scraping strips 23 is 173.333 degrees, when the opening angle is too large, the sewage or garbage scraped and washed by the scraping strips 23 on the rolling brush 5 is not dense enough, and the sewage or garbage cannot gather to the middle; when the opening angle is too small, the herringbone scraping strip 23 can extend longer in the 5-circumference direction of the rolling brush, the garbage gathering position is far away from the recycling channel, and the garbage or the sewage scraped at the two ends of the scraping strip 23 is not beneficial to the recycling channel to absorb the garbage after gathering to the middle.

In one embodiment, the length of the wiper strip 23 increases from the ends to the middle.

In the above embodiment, the scraping strip 23 scrapes and washes the sewage or the garbage on the roller brush 5, the sewage or the garbage at the two ends gather together towards the middle position, and the scraping strip 23 gradually increases from the two ends towards the middle, so that the garbage or the sewage is prevented from escaping when gathering together towards the middle.

In an embodiment, the sweeper further comprises a flow guide structure, the scraping strips 23 are arranged in a 'person' shape, the pointed ends of the 'person' shape of the scraping strips 23 face the recovery channel, and two side edges of the scraping strips 23 are respectively communicated with the recovery channel through the flow guide structure.

Scrape two rows of arrangements of scraping strip 23 of dirty structure 2, the scraping strip 23 of first row is arc or the diagonal shape along scraper blade 22 whole row and arranges, and the tip of arc top or diagonal corresponds the intermediate position of scraping strip 23, and the doctor-bar fretwork of middle part, the scraping strip 23 of second row is located the one side that is close to the recovery passageway, and corresponds the scraping strip 23 that sets up at first row and is closest to and from recovery passageway department. The open angle range of the V-shaped scraping strip 23 is 170-175 degrees. Specifically, the first row of the scraping blades at the middle part are hollowed at intervals, and the second row of the scraping blades are arranged at one side, close to the recovery channel, of the first row of the scraping blades in a slot manner.

The water conservancy diversion structure is including flowing dirty passageway and baffle 14, the one side that is close to the recovery passageway at round brush frame 1, extend to recovery passageway direction and form first circulation piece 12, the side of first circulation piece 12 is provided with buckle 121, the middle part of second circulation piece 13 extends to the direction that is close to the recovery passageway and forms butt joint body 131, the side of butt joint body 131 is provided with draw-in groove 132 that is used for joint buckle 121, first circulation piece 12 forms the dirty passageway of flowing with butt joint body 131, the one end of the dirty passageway of flowing is provided with the one end intercommunication of round brush 5 with round brush frame 1, the other end and recovery passageway intercommunication. A plurality of flow deflectors 14 are arranged on the surface of the rolling brush frame 1 close to the rolling brush 5, each flow deflector 14 inclines towards the middle direction of the rolling brush frame 1 from two ends of the rolling brush frame 1, and the flow deflectors 14 are arranged at two ends of the rolling brush frame 1.

In the above embodiment, the scraping strips 23 are used for scraping and washing the sewage or the garbage on the rolling brush 5, the first row of scraping strips 23 gathers together the sewage or the garbage at two ends, the 'herringbone' pointed ends of the scraping strips 23 scrape and wash the residual sewage or the garbage of the rolling brush 5 towards the recovery channel, the second row of scraping strips 23 are located on one side close to the recovery channel and are arranged corresponding to the middle position, so that the scraped sewage or garbage do not gather together in the middle part, and the problem that when the residual sewage or the garbage of the rolling brush 5 is too much, the residual water gathered at the middle position is more is avoided, and the sewage or the garbage is ensured to flow into the recovery channel. Scrape strip 23 and retrieve the passageway and pass through water conservancy diversion structural connection, scrape the dirty passageway of flowing is leading-in to the sewage or rubbish of strip 23 side through baffle 14, flows into the passageway of retrieving through flowing dirty passageway, and baffle 14 slopes to the middle direction of round brush frame 1 by the both ends of round brush frame 1, and the sewage or rubbish of being convenient for draw close to the centre, are convenient for flow into the passageway of retrieving. The preferred opening angle of the herringbone scraping strips 23 is 173.33 degrees, when the opening angle is too large, the sewage or garbage scraped and washed by the scraping strips 23 on the rolling brush 5 is not dense enough, and the sewage or garbage is not convenient to gather; when the opening angle is too small, the herringbone scraping strip 23 can extend longer in the 5-circumference direction of the rolling brush, the garbage gathering position is far away from the recovery channel, and the garbage or the sewage scraped at the two ends of the scraping strip 23 is not beneficial to the recovery channel to absorb the garbage after gathering the garbage to the two ends.

In one embodiment, the length of the wiper strip 23 increases from the middle to the ends.

In the above embodiment, the scraping strip 23 scrapes and washes the sewage or the garbage on the rolling brush 5, the sewage or the garbage is scattered to gather to two ends, the scraping strip 23 gradually increases from the middle to the two ends, and the garbage or the sewage is scattered to two sides of the middle position when gathering to the middle, so that the sewage or the garbage is prevented from gathering to the middle position of the scraping strip 23 and being difficult to be brought to a recovery channel by wind power.

The above description is only a preferred embodiment of the present invention, and not intended to limit the scope of the present invention, and all modifications of equivalent structures and equivalent processes, which are made by using the contents of the present specification and the accompanying drawings, or directly or indirectly applied to other related technical fields, are included in the scope of the present invention.

Claims

1. A cleaning device for a rolling brush of a sweeper is characterized by comprising the rolling brush, a rolling brush frame and a dirt scraping structure, wherein the rolling brush is arranged in the rolling brush frame, the dirt scraping structure is arranged on the surface of the rolling brush frame, and one end of the dirt scraping structure penetrates through the rolling brush frame to be abutted against the rolling brush; the dirty scraping structure comprises a scraping plate and scraping strips, the scraping strips are arranged on the lower surface of the scraping plate, and the scraping strips are obliquely arranged from two ends of the scraping plate to the middle part;

the dirty scraping structure further comprises a mounting column, a mounting hole is formed in the rolling brush frame, and the mounting column is inserted into the mounting hole to mount the dirty scraping structure on the rolling brush frame;

the mounting column comprises an upper end, a middle end and a bottom end, the middle end is of a triangular or conical structure, the upper end and the middle end sequentially penetrate through the mounting hole, and the bottom end is clamped in the mounting hole; the middle end is made of rubber.

2. The sweeper rolling brush cleaning device according to claim 1, further comprising a water spray nozzle, wherein the water spray nozzle is arranged on the surface of the rolling brush frame and is communicated with a water source through a water guide pipe, a water inlet is arranged on the rolling brush frame, and the water spray nozzle is arranged in the water inlet.

3. The sweeper roller brush cleaning device of claim 1, wherein the wiper strips are arranged in a herringbone pattern.

4. A sweeper is characterized by comprising the sweeper roller brush cleaning device as claimed in claim 1, and further comprising a sewage tank and a recovery channel, wherein a sewage inlet is formed in the bottom end of the sewage tank, the roller brush is arranged at one end of the recovery channel, and the other end of the recovery channel is communicated with the sewage inlet.

5. The sweeper according to claim 4, wherein the wiper strips are arranged in a herringbone pattern; the pointed end of the scraper bar is far away from the recovery channel.

6. The sweeper of claim 5, wherein the length of the wiper strip increases from end to end.

7. The sweeper according to claim 4, further comprising a flow guide structure, wherein the scraping strips are arranged in a herringbone shape; the V-shaped tip of the scraping strip faces the recovery channel, and the two side edges of the scraping strip are connected with the recovery channel through the flow guide structures respectively.

8. The sweeper of claim 7, wherein the length of the wiper strip increases from the middle to each end.