CN218580572U - Cleaning brush of road cleaning vehicle - Google Patents

Abstract

The application relates to the technical field of cleaning equipment, in particular to a cleaning brush of a road cleaning vehicle, which comprises a brush disc, a plurality of bristles and a connecting block arranged at one end of the bristles, wherein a plurality of first connecting grooves for the insertion of the connecting block are formed in one end of the brush disc at intervals in the circumferential direction, and the wall of each first connecting groove is provided with an elastic block for limiting the position of the connecting block; the connecting block is connected with a first elastic piece and a convex block, an inserting groove for the first elastic piece and the convex block to be inserted is formed in the side wall of the connecting block, the inserting groove is communicated with the first connecting groove, the first elastic piece drives the convex block to always have the trend of being far away from the inserting groove, a second connecting groove coaxial with the inserting groove is formed in the side wall of the first connecting groove, and one end of the convex block extends out of an opening of the second connecting groove. The brush head has the function of reducing the accidental falling probability of the brush hair in the working process of the cleaning brush.

Description

Cleaning brush of road cleaning vehicle

Technical Field

The application relates to the technical field of cleaning equipment, in particular to a cleaning brush of a road cleaning vehicle.

Background

The road sweeper is a sweeper type with road sweeping function modified on a special automobile chassis, and the sweeping function is realized by installing a sweeping brush and a driving motor for driving the sweeping brush.

After the cleaning brush works for a period of time, a certain degree of abrasion occurs. The prior art discloses a cleaning brush for road cleaning, which comprises a brush disc and a plurality of bristles, wherein one end of each bristle is provided with a convex block, the end surface of one end of the brush disc is circumferentially provided with first grooves for clamping the convex blocks at intervals, and the side wall of the brush disc is provided with first through holes communicated with the first grooves; the brush hair is also provided with a spring and a convex block, the side wall of the convex block is sunken towards the inside of the convex block to form a second groove for the convex block and the spring to be inserted into, the spring forces the convex block to always have a trend of being far away from the second groove, and the side surface of the brush disc is provided with a third groove for the convex block to be inserted into; when the spring is in a compressed state, the lug contracts into the lug, and when the spring is in a natural state, the end part of one end, far away from the spring, of the lug exceeds the opening of the second groove. When partial brush hair of brush cleaner appears wearing and tearing, press the lug that this part brush hair corresponds for the lug contracts inside the lug, can dismantle the brush hair alone, need not to change whole brush cleaner.

In view of the above-mentioned related technologies, the inventor believes that there is no other connection manner between the bump and the brush disc, but the bump and the first through hole are only connected in a matching manner, in practical use, the bump may be accidentally pressed and contracted into the brush disc, at this time, the bump may slightly slide down, so that the bump cannot be ejected again, the bump and the brush disc are maintained stable only by friction, when the road sweeper moves, the probability that the bump continuously slides down is high, and finally, part of bristles fall off, so that the sweeping effect of the sweeping brush is affected.

SUMMERY OF THE UTILITY MODEL

In order to reduce the unexpected probability that drops of brush hair in the brush cleaner working process, this application provides a brush cleaner of road cleaning car.

The application provides a pair of road sweeper's brush cleaner adopts following technical scheme:

a cleaning brush of a road cleaning vehicle comprises a brush disc, a plurality of bristles and a connecting block arranged at one end of the bristles, wherein a plurality of first connecting grooves for the connecting block to be inserted are formed in one end of the brush disc in a circumferential direction at intervals, elastic blocks are arranged on the walls of the first connecting grooves, and embedding holes for the elastic blocks to be embedded are formed in the side walls of the connecting block; the utility model discloses a brush dish, including connecting block, first elastic component, lug, first connecting groove, second connecting groove, the connecting block is connected with first elastic component and lug, the confession has been seted up to the lateral wall of connecting block first elastic component with the lug is inserted and is established the groove, insert establish the groove with first connecting groove is linked together, the one end of first elastic component with insert the groove jade part butt of establishing the groove, the other end of first elastic component with the lateral wall butt of lug, the second connecting groove has been seted up to the lateral wall of brush dish, the second connecting groove with it communicates to insert the groove mutually, the one end of lug stretches out the opening of second connecting groove.

Through adopting above-mentioned technical scheme, the elastic block inlays to be established and establishes hole department, and when the lug when contracting into brush dish inside because of receiving unexpected extrusion, the elastic block plays support and limiting displacement to the connecting block, the gliding of restriction connecting block for when the lug no longer receives the extrusion, the opening of second spread groove can be stretched out again to the one end of lug under the effect of first elastic component.

Optionally, the protruding block is connected with a fixing component, a fixing groove for the fixing component to be inserted is formed in the groove wall of the insertion groove, and the fixing component is partially inserted into the insertion groove.

Through adopting above-mentioned technical scheme, fixed subassembly part is inserted and is located and insert and establish the groove to limiting the excessive displacement of lug on the axial direction who inserts the groove, when the brush cleaner during operation, the existence of fixed subassembly has reduced the lug and has withdrawed the probability of connecting block completely because of unexpected the pressing, thereby has further strengthened the stability that brush hair and brush dish are connected.

Optionally, the fixing assembly includes a baffle and a second elastic member, one end of the second elastic member abuts against a wall of the fixing groove, the other end of the second elastic member abuts against one end of the baffle, and the other end of the baffle is inserted into the fixing groove.

Through adopting above-mentioned technical scheme, the second elastic component orders about the baffle and has all the time and be close to the trend of inserting and establishing the groove, and when the one end of lug had stretched out the opening part of second spread groove, the baffle auto-eject under the drive of second elastic component and inserts and locate in the fixed slot to restrain the lug and slide and receive the withdrawal completely and insert and establish the inslot along inserting the groove.

Optionally, one end of the baffle, which deviates from the first elastic piece, is connected with a holding piece which is convenient for pulling the baffle, one end of the brush disc is provided with a sliding hole for the sliding connection between the holding piece and the baffle, and the sliding hole is communicated with the fixing groove.

By adopting the technical scheme, when the bristles are required to be disassembled and assembled, the holding piece is held by hand to pull the baffle plate along the axial direction of the fixing groove, so that the baffle plate does not limit the projection to slide along the inserting groove any more, and the brush is simple and easy to operate.

Optionally, the lug is provided with the joint arch towards one side of first elastic component, the baffle towards one side of lug sets up the confession the joint groove of the protruding joint of joint.

Through adopting above-mentioned technical scheme, the length of inserting the groove through the setting is good at the length of lug in order to have set aside the leeway that must slide for the lug to the joint is protruding can smoothly the joint in the joint inslot, and the joint is protruding, the cooperation of joint groove, improves the stability of fixed subassembly.

Optionally, the lug is towards the one end of brush dish lateral wall can dismantle and be connected with the fixed axle, the lateral wall of lug is seted up and is supplied the fixed orifices that the fixed axle wore to establish.

Through adopting above-mentioned technical scheme, when the opening of second spread groove has been stretched out to the one end of lug, wear to establish the lug with the fixed axle, when the lug slides to a certain extent because of receiving the extrusion, the lateral wall butt of fixed axle and brush dish, the setting of fixed axle has restricted the further slip of lug to the stability of brush hair and brush dish connection has been ensured.

Optionally, one end of the fixing shaft is provided with a limiting block, and one side of the limiting block, which faces the outer side wall of the brush disc, is abutted to the outer side wall of the brush disc.

Through adopting above-mentioned technical scheme, the limiting plate restraines the fixed axle and follows the fixed orifices gliding, improves the stability that fixed axle and lug are connected.

Optionally, the outer side wall of the brush disc is provided with a second embedding groove for the fixed shaft and the limiting block to be embedded.

Through adopting above-mentioned technical scheme, when the fixed axle wore to establish the fixed orifices, fixed axle and stopper all inlayed and establish at the second and inlay and establish groove department, and the lateral wall restriction fixed axle of brush dish and the ascending displacement of stopper in vertical direction reduce because of the cleaning brush vibrations lead to the fixed axle to break away from the probability in fixed orifices.

Optionally, a guide surface is disposed on a side of the projection facing away from the first elastic member.

Through adopting above-mentioned technical scheme, the setting of spigot surface has improved the convenience that the second spread groove was worn to establish by the lug.

In summary, the present application includes at least one of the following beneficial technical effects:

1. according to the brush disc, the elastic block is arranged to support and limit the connecting block, when the convex block is accidentally extruded and contracted into the brush disc, the elastic block limits the downward sliding of the connecting block, so that the convex block can extend out of the opening of the second connecting groove again when not being extruded;

2. this application is through setting up the excessive displacement of fixed subassembly in order to restrict the lug on the axial direction who inserts the groove, reduces the lug and withdraws the probability of connecting block completely because of unexpected pressing, further improves the stability that brush hair and brush dish are connected.

Drawings

Fig. 1 is a schematic view of the overall structure of a sweeper brush of a road sweeper in embodiment 1 of the present application.

Fig. 2 is an exploded view of a sweeper brush of a road sweeper in accordance with embodiment 1 of the present application.

Fig. 3 isbase:Sub>A cross-sectional viewbase:Sub>A-base:Sub>A of fig. 1.

Fig. 4 is a partially enlarged view of a portion a in fig. 3.

Fig. 5 is a schematic view of the combination of the brush hair, the brush disk and the fixing component in the embodiment 2 of the application.

Fig. 6 is a partially enlarged view of a portion B in fig. 5.

Description of reference numerals: 1. brushing a disc; 11. mounting holes; 12. a keyway; 13. a first connecting groove; 14. an elastic block; 15. a second connecting groove; 16. a limiting ring; 17. a sliding hole; 18. a second embedding groove; 2. brushing; 21. connecting blocks; 211. embedding holes; 212. inserting into a groove; 22. a first elastic member; 23. a bump; 231. a limiting part; 232. a connecting portion; 233. a guide surface; 234. a fixing hole; 24. fixing grooves; 25. clamping the bulges; 3. a fixing assembly; 31. a baffle plate; 311. a grip; 312. a clamping groove; 32. a second elastic member; 4. a fixed shaft; 41. and a limiting block.

Detailed Description

The present application is described in further detail below with reference to figures 1-6.

Example 1:

the embodiment 1 of the application discloses a cleaning brush of a road cleaning vehicle. Referring to fig. 1, the sweeping brush of the road sweeper includes a brush plate 1, a plurality of brush bristles 2, and a connecting block 21 integrally formed at one end of the brush bristles 2. The upper end of the brush disc 1 is provided with a mounting hole 11 for connecting a rotating shaft of the driving motor, and the mounting hole 11 is coaxial with the brush disc 1. The key groove 12 for clamping the driving motor is formed in the hole wall of the mounting hole 11, the relative rotation of the motor rotating shaft and the brush disc 1 is limited by the key groove 12, and the cleaning stability of the cleaning brush is improved.

Referring to fig. 2 and 3, a plurality of first connecting grooves 13 for inserting the connecting blocks 21 are formed at intervals in the circumferential direction at the lower end of the brush tray 1, elastic blocks 14 are embedded in the walls of the first connecting grooves 13, the elastic blocks 14 are adhered to the walls of the first connecting grooves 13, and embedding holes 211 for embedding the elastic blocks 14 are formed in one side of each connecting block 21. The elastic block 14 and the connecting block 21 are matched, so that the elastic block 14 plays a role in supporting and limiting the connecting block 21.

The connecting block 21 is connected with a first elastic member 22 and a projection 23, and the projection 23 includes a limiting portion 231 and a connecting portion 232 which are integrally formed. The first elastic member 22 may be a bellows or a spring, and the spring is exemplified in embodiment 1 of the present application. The other side of the connecting block 21 is provided with an inserting groove 212 for inserting the first elastic element 22 and the convex block 23, and the inserting groove 212 is communicated with the first connecting groove 13. One end of the first elastic member 22 abuts against the wall of the insertion groove 212, the other end of the first elastic member 22 abuts against the side wall of the limiting portion 231, and the first elastic member 22 has a tendency of forcing the protrusion 23 to be away from the first connecting groove 13 all the time. The side wall of the brush tray 1 is provided with a second connecting groove 15, the second connecting groove 15 is communicated with the inserting groove 212, and one side of the projection 23 departing from the first elastic element 22 is provided with a guide surface 233 convenient for one end of the projection 23 to extend out of the opening of the second connecting groove 15.

The brush disc 1 is connected with a limiting ring 16, and the limiting ring 16 is in threaded connection with the groove wall of the second connecting groove 15, so that the limiting ring cooperates with the limiting part 231 to limit the lug 23 to be separated from the inserting groove 212 due to excessive displacement. When the protrusion 23 protrudes out of the opening of the second connecting groove 15, a gap for the movement of the position-limiting portion 231 exists between the position-limiting portion 231 and the position-limiting ring 16.

Referring to fig. 4, the fixing assembly 3 is connected to the protrusion 23, the fixing assembly 3 includes a baffle 31 and a second elastic member 32, and the second elastic member 32 is illustrated as a spring. The slot wall of the insertion slot 212 is provided with a fixing slot 24 for the baffle 31 and the second elastic element 32 to be inserted, one end of the second elastic element 32 is abutted against the slot wall of the fixing slot 24, the other end of the second elastic element 32 is abutted against one end of the baffle 31, and the second elastic element 32 drives the baffle 31 to have a tendency of being close to the insertion slot 212 all the time. When one end of the projection 23 has protruded out of the opening of the second connection groove 15, the other end of the shutter 31 is automatically ejected and inserted into the insertion groove 212 by the driving of the second elastic member 32, thereby suppressing the projection 23 from sliding along the insertion groove 212 and being completely retracted into the insertion groove 212.

One end of the baffle 31 far away from the first elastic member 22 is in threaded connection with a holding part 311 convenient for pulling the baffle 31, the holding part 311 is in a T shape, the upper end of the brush disc 1 is provided with a sliding hole 17 for the holding part 311 to slide and connect, the sliding hole 17 is coaxial with the fixing groove 24, and the sliding hole 17 is communicated with the fixing groove 24.

Carry out spacing stability to lug 23 in order to improve baffle 31, lug 23 orientation one side integrated into one piece of first elastic component 22 has the protruding 25 of joint, and baffle 31 offers the joint groove 312 that supplies the protruding 25 joint of joint towards one side of lug 23.

The implementation principle of the embodiment 1 of the application is as follows: the connecting block 21 is inserted into the first connecting groove 13 by extrusion, and when the elastic block 14 is embedded in the embedding hole 211, the lug 23 extends out of the opening of the inserting groove 212 and the opening of the second connecting groove 15 successively under the action of the first elastic piece 22, so as to limit the connecting block 21 from sliding downwards. At this time, the stopper 231 abuts against the stopper ring 16, and the projection 23 is prevented from being separated from the insertion groove 212 by excessive displacement.

When one end of the protruding block 23 extends out of the opening of the second connecting groove 15, the sliding baffle 31 below the holding part 311 is held while the protruding block 23 is continuously pulled until the clamping groove 312 and the clamping protrusion 25 are located at the same horizontal line, the protruding block 23 is released, the protruding block 23 automatically rebounds under the action of the first elastic piece 22, the clamping protrusion 25 is clamped at the clamping groove 312, and at the moment, the first elastic piece 22 is still in a compressed state.

When the bristles 2 need to be removed, the lug 23 is pulled in a direction away from the first elastic element 22, then the baffle 31 is slid upwards, so that the baffle 31 does not limit the axial displacement of the lug 23, then the lug 23 is pressed, so that the lug 23 is completely retracted into the insertion groove 212, and then the connecting block 21 is moved downwards until the connecting block 21 is completely separated from the first connecting groove 13.

Example 2:

the structure of embodiment 2 of the present application is the same as that of embodiment 1 except that the fixing manner of the bump 23 is changed.

Referring to fig. 5 and 6, in embodiment 2 of the present application, a fixing shaft 4 is detachably connected to one end of the protruding block 23 facing the outer side wall of the brush tray 1, a fixing hole 234 for the fixing shaft 4 to penetrate is formed at the upper end of the protruding block 23, and the fixing hole 234 is a through hole. One end of the fixed shaft 4 is integrally formed with a limiting block 41, and the outer side wall of the brush disc 1 is provided with a second embedding groove 18 for embedding the fixed shaft 4 and the limiting block 41.

The implementation principle of embodiment 2 of the present application is as follows: the connecting block 21 is inserted into the first connecting groove 13 by extrusion, and when the elastic block 14 is embedded in the embedding hole 211, the lug 23 extends out of the opening of the inserting groove 212 and the opening of the second connecting groove 15 successively under the action of the first elastic piece 22, so as to limit the connecting block 21 from sliding downwards. At this time, the stopper 231 abuts against the stopper ring 16, and the projection 23 is prevented from being separated from the insertion groove 212 by excessive displacement.

Subsequently, when the projection 23 has protruded out of the opening of the second coupling groove 15, the projection 23 is pulled to move the projection 23 in a direction away from the first elastic member 22, facilitating the insertion of the fixing shaft 4 into the fixing hole 234. Subsequently, the projection 23 is released, the projection 23 automatically rebounds under the action of the first elastic member 22, the fixing shaft 4 and the stopper 41 are embedded at the second embedding groove 18, and the groove wall of the second embedding groove 18 limits the displacement of the fixing shaft 4 and the stopper 41 in the vertical direction.

When the bump 23 is squeezed and tends to approach the first elastic member 22, the limiting block 41 abuts against the wall of the second embedding groove 18, so as to limit the displacement of the bump 23, thereby fixing the bump 23 and limiting the separation of the brush bristles 2 from the brush tray 1.

The above embodiments are preferred embodiments of the present application, and the protection scope of the present application is not limited by the above embodiments, so: all equivalent changes made according to the structure, shape and principle of the present application shall be covered by the protection scope of the present application.

Claims (9)

1. The utility model provides a road sweeper, its characterized in that: the brush plate comprises a brush plate (1), a plurality of bristles (2) and a connecting block (21) arranged at one end of the bristles (2), wherein a plurality of first connecting grooves (13) for the connecting block (21) to be inserted are formed in one end of the brush plate (1) at intervals in the circumferential direction, elastic blocks (14) are arranged on the walls of the first connecting grooves (13), and embedding holes (211) for the elastic blocks (14) to be embedded are formed in the side walls of the connecting block (21); connecting block (21) are connected with first elastic component (22) and lug (23), the confession has been seted up to the lateral wall of connecting block (21) first elastic component (22) with lug (23) insert establish groove (212), insert establish groove (212) with first connecting groove (13) are linked together, the one end of first elastic component (22) with insert the groove wall butt of establishing groove (212), the other end of first elastic component (22) with the lateral wall butt of lug (23), the lateral wall of first connecting groove (13) seted up with insert the coaxial second connecting groove (15) of establishing groove (212), the one end of lug (23) is stretched out the opening of second connecting groove (15).

2. A sweeper brush for a road sweeper according to claim 1, wherein: the lug (23) is connected with a fixing component (3), a fixing groove (24) for the fixing component (3) to be inserted is formed in the groove wall of the insertion groove (212), and the fixing component (3) is partially inserted into the insertion groove (212).

3. A sweeper brush for a road sweeper according to claim 2, wherein: the fixing assembly (3) comprises a baffle plate (31) and a second elastic piece (32), one end of the second elastic piece (32) is abutted to the wall of the fixing groove (24), the other end of the second elastic piece (32) is abutted to one end of the baffle plate (31), and the other end of the baffle plate (31) is inserted into the fixing groove (24).

4. A sweeper brush for a road sweeper of claim 3, wherein: one end of the baffle plate (31) departing from the first elastic piece (22) is connected with a holding piece (311) convenient for pulling the baffle plate (31), one end of the brush disc (1) is provided with a sliding hole (17) for the holding piece (311) and the baffle plate (31) to be connected in a sliding manner, and the sliding hole (17) is communicated with the fixing groove (24).

5. A sweeper brush for a road sweeper of claim 3, wherein: lug (23) orientation one side of first elastic component (22) is provided with joint arch (25), baffle (31) orientation one side of lug (23) is seted up the confession joint groove (312) of the protruding (25) joint of joint.

6. The sweeper brush of a road sweeper of claim 1, wherein: the one end that lug (23) faced brush dish (1) lateral wall can be dismantled and be connected with fixed axle (4), the lateral wall of lug (23) is seted up and is supplied fixed orifices (234) that fixed axle (4) wore to establish.

7. A sweeper brush for a road sweeper of claim 6, wherein: one end of the fixed shaft (4) is provided with a limiting block (41), and the limiting block (41) faces one side of the outer side wall of the brush disc (1) and is abutted to the outer side wall of the brush disc (1).

8. A sweeper brush for a road sweeper of claim 7, wherein: the outer side wall of the brush disc (1) is provided with a second embedding groove (18) for embedding the fixed shaft (4) and the limiting block (41).

9. The sweeper brush of a road sweeper of claim 1, wherein: a guide surface (233) is arranged on the side of the projection (23) facing away from the first elastic part (22).

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