CN215482622U

CN215482622U - Side brush anticollision structure

Info

Publication number: CN215482622U
Application number: CN202120971634.7U
Authority: CN
Inventors: 何兴联; 彭江; 张恩浩
Original assignee: Candela Shenzhen Technology Innovations Co Ltd
Current assignee: Kandra Shenzhen Intelligent Technology Co ltd
Priority date: 2021-05-08
Filing date: 2021-05-08
Publication date: 2022-01-11
Anticipated expiration: 2031-05-08

Abstract

The utility model discloses an anti-collision structure of a side brush, belongs to the technical field of environment-friendly vehicles, and is designed for solving the technical problems of easiness in collision, easiness in damage and the like. The limit brush anticollision structure includes that protective shroud, braced frame, anticollision touch limit and buffer gear, and braced frame connects on the automobile body, and buffer gear's one end is connected on braced frame, and the other end is connected on the protective shroud, and the anticollision touches the limit and establishes on protective shroud and/or braced frame. This limit brush anticollision structure has the buffering safeguard function, can avoid limit brush and barrier to suffer the damage effectively.

Description

Side brush anticollision structure

Technical Field

The utility model relates to the technical field of environment-friendly vehicles, in particular to an anti-collision structure of a side brush.

Background

As the automatic driving technology develops particularly rapidly in the aspect of sanitation, more and more automatic driving motor sweeper on-road tests are carried out. The current automatic driving garbage sweeper mainly relies on sensors such as a GPS and the like to position and sense boundaries such as a road edge, a wall or a curb. However, the sensor such as the GPS of the automatic garbage sweeper has a positioning error, and the presence of the positioning error causes the automatic garbage sweeper to easily collide with other objects during driving, thereby causing damage to the side brush.

SUMMERY OF THE UTILITY MODEL

The utility model aims to provide an edge brush anti-collision structure which has a buffer protection function and can effectively prevent an edge brush and an obstacle from being damaged.

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

the utility model provides an limit brush anticollision structure, sets up on the limit brush, limit brush anticollision structure includes that protective shroud, braced frame, anticollision touch limit and buffer gear, braced frame connects on the automobile body, buffer gear's one end is connected braced frame is last, and the other end is connected the protective shroud is circled, the anticollision touches the limit and is established the protective shroud and/or on the braced frame.

Optionally, the supporting frame includes a frame body and a supporting block, the supporting block is fixedly connected to an end of the frame body, and the anti-collision contact edge is disposed on the frame body.

Optionally, the buffer mechanism includes an elastic member and a side rod, a first end of the side rod is rotatably connected to the end of the frame body around the vertical direction, a first end of the elastic member is connected to one end of the support block far away from the frame body, a second end of the elastic member is connected to a second end of the side rod, and the elastic member, the side rod and the support block enclose a triangular structure forming an adjustable inner angle.

Optionally, limit brush anticollision structure still includes hangs the motor cabinet, the bottom swing joint that hangs the motor cabinet the limit brush, the one end of protective shroud is connected hang on the motor cabinet, the second end setting of limit pole is in hang on the motor cabinet.

Optionally, the elastic member is a nitrogen spring, and two ends of the nitrogen spring are respectively hinged to the second end of the side rod and one end of the supporting block.

Optionally, the buffer mechanism further comprises a pin, a first through hole is formed in the first end of the side rod, a second through hole is formed in the end portion of the frame body, the pin penetrates through the first through hole and the second through hole, and the central axis of the second through hole is parallel to the vertical direction.

Optionally, the side brush anticollision structure still includes pressure sensor, pressure sensor sets up on the anticollision touches the edge, and it is used for detecting whether striking the barrier.

Optionally, the number of the nitrogen springs is two, and the two nitrogen springs are arranged between the supporting block and the suspension motor base at a parallel interval.

Optionally, the protective ring is of an arc structure, and the anti-collision contact edge is of an arc structure corresponding to the protective ring.

Optionally, two ends of the frame body are respectively and correspondingly provided with two supporting blocks, and the two supporting blocks are respectively in fit connection with the two buffering mechanisms.

Compared with the prior art, the utility model has the beneficial effects that: the utility model designs a double anti-collision structure, firstly, the anti-collision contact edge is arranged on the guard ring and/or the supporting frame to play a physical anti-collision function, a barrier is just collided on the anti-collision contact edge to buffer a part of impact force, secondly, a buffer mechanism is arranged between the supporting frame and the guard ring, the rest impact force is transmitted to the buffer mechanism, and the buffer mechanism offsets the force, thereby effectively preventing the edge brush from being damaged and protecting the barrier.

Drawings

Fig. 1 is a first view structural schematic diagram of an edge brush anti-collision structure according to an embodiment of the utility model;

fig. 2 is a second view structural schematic diagram of the side brush collision avoidance structure according to the embodiment of the present invention;

fig. 3 is a third view structural diagram of the side brush collision avoidance structure according to the embodiment of the present invention.

Reference numerals:

100-side brushing;

1-guard ring, 2-supporting frame, 21-frame body, 22-supporting block, 3-anti-collision contact edge, 4-buffer mechanism, 41-elastic piece, 42-edge rod, 43-pin and 5-suspension motor base.

Detailed Description

In order to make the technical problems solved, the technical solutions adopted and the technical effects achieved by the present invention clearer, the technical solutions of the present invention are further described below by way of specific embodiments with reference to the accompanying drawings.

A specific structure of an edge brush crash structure according to an embodiment of the present invention will be described below with reference to fig. 1 to 3.

As shown in fig. 1, the embodiment provides an edge brush anti-collision structure, which is disposed on an edge brush 100, and includes a guard ring 1, a supporting frame 2, an anti-collision contact edge 3 and a buffer mechanism 4, wherein the supporting frame 2 is connected to a vehicle body, one end of the buffer mechanism 4 is connected to the supporting frame 2, the other end of the buffer mechanism is connected to the guard ring 1, and the anti-collision contact edge 3 is disposed on the guard ring 1 and/or the supporting frame 2.

In the above-mentioned embodiment, dual crashproof structure has been designed, firstly establish on protective shroud 1 and/or braced frame 2 through crashproof limit 3 that touches, play the crashproof function of physics, usually speaking crashproof limit 3 that touches adopts the elastic material to make, the barrier just strikes on crashproof limit 3, can cushion some impact force, secondly set up buffer gear 4 between braced frame 2 and protective shroud 1, remaining impact force transmits to buffer gear 4, buffer gear 4 carries out counteracting of power, thereby avoid limit brush 100 to suffer damage effectively, and protected the barrier, consequently, the limit brush anticollision structure of this embodiment has the effect of buffer protection.

Optionally, limit brush anticollision structure still includes pressure sensor, and pressure sensor sets up on the limit 3 is touched in the anticollision, and it is used for detecting whether striking the barrier, and with the signal transmission who detects to control processor again, control processor sends the parking instruction of clean street sweeper to the automobile body of control clean street sweeper stops thoroughly, and clean street sweeper still can slide one end distance towards the barrier this moment, and the foretell dual anticollision structure of rethread cushions, has protected limit brush 100 and barrier effectively and has avoided receiving the destruction.

Alternatively, as shown in fig. 1 to 3, the support frame 2 includes a frame body 21 and support blocks 22, the support blocks 22 are fixedly connected to the ends of the frame body 21, and the anti-collision contact edges 3 are provided on the frame body 21. It can be understood that the supporting frame 2 is composed of a frame body 21 and supporting blocks 22, the frame body 21 is located at the transverse position of the vehicle body, the anti-collision contact edge 3 is arranged on the frame body 21, the anti-collision protection effect can be achieved at the position right in front of the vehicle body, and the supporting blocks 22 are used for being matched with the buffer mechanisms 4.

Alternatively, as shown in fig. 2 and 3, the buffering mechanism 4 includes an elastic member 41 and a side bar 42, a first end of the side bar 42 is rotatably connected to an end of the frame body 21 around a vertical direction, a first end of the elastic member 41 is connected to an end of the supporting block 22 away from the frame body 21, a second end of the elastic member 41 is connected to a second end of the side bar 42, and the elastic member 41, the side bar 42 and the supporting block 22 are enclosed to form a triangle structure with an adjustable inner angle.

It should be noted that, when the guard ring 1 is impacted, the anti-collision contact edge 3 absorbs a part of impact force, the remaining impact force is transmitted to the buffer mechanism 4, the elastic member 41 retracts under the action of the impact force, so that the guard ring 1 retracts backwards, and the elastic force of the elastic member 41 is offset with the remaining impact force, thereby protecting the guard ring 1 and the obstacles, wherein while the elastic member 41 retracts, the first end of the side rod 42 can rotate around the vertical direction, thereby maintaining the triangular structure among the elastic member 41, the side rod 42 and the supporting block 22, and ensuring the stability and reliability of the buffer mechanism 4 to a certain extent, so that the anti-collision contact edge is not easy to be jammed, has good flexibility, and can deal with obstacles in different directions.

Specifically, the elastic member 41 is a nitrogen spring, and two ends of the nitrogen spring are respectively hinged to the second end of the side rod 42 and one end of the supporting block 22. In the above embodiment, the elastic member 41 is selected as a nitrogen spring, which can be compressed when receiving the acting pressure, and can be extended back under the action of nitrogen with higher pressure when releasing the acting pressure, so as to facilitate the next effective operation of preventing obstacles. In addition, the two ends of the nitrogen spring are connected to the second end of the side rod 42 and one end of the supporting block 22 in a hinged mode, so that the position can be adjusted adaptively according to the requirements of obstacles in different directions, the blockage is avoided, and the flexibility is strong.

Preferably, the nitrogen spring is connected to the second end of side bar 42 and one end of support block 22 by a ball hinge. It can be understood that the nitrogen spring is connected in a spherical hinge manner, so that the rotation direction of the nitrogen spring is more flexible, and of course, in other embodiments of the present invention, the nitrogen spring may be hinged by other structures, which is not limited to the spherical hinge manner.

Optionally, as shown in fig. 1 to 3, the side brush 100 crash-proof structure further includes a hanging motor base 5, the bottom of the hanging motor base 5 is movably connected to the side brush 100, one end of the retainer 1 is connected to the hanging motor base 5, and the second end of the side rod 42 is disposed on the hanging motor base 5.

It should be noted that, because the first end of limit pole 42 is connected on frame body 21, the second end sets up on hanging motor cabinet 5 for hang motor cabinet 5 and be in relatively steady position, when the protective shroud 1 received the striking of barrier, protective shroud 1 retracted backward, drives and hangs motor cabinet 5 and retract backward simultaneously, thereby the connecting rod that sets up on hanging motor cabinet 5 can rotate around vertical direction, cushions remaining impact force with cooperation elastic component 41.

Optionally, as shown in fig. 2 and 3, the buffering mechanism 4 further includes a pin 43, a first end of the side rod 42 is provided with a first through hole, an end of the frame body 21 is provided with a second through hole, the pin 43 is inserted into the first through hole and the second through hole, and a central axis of the second through hole is parallel to the vertical direction. It can be understood that the pin 43 is simultaneously inserted into the first through hole of the side rod 42 and the second through hole of the frame body 21, so that the side rod 42 and the frame body 21 are connected to each other, and the side rod 42 can rotate around the vertical direction to cooperate with the elastic member 41 to perform the retracting movement.

Optionally, the number of the nitrogen springs is two, the two nitrogen springs are arranged between the supporting block 22 and the suspension motor base 5 at a parallel interval, and the effect of buffering the residual impact force is better, and the stability is better.

Optionally, protective shroud 1 is the arc structure, and what crashproof limit 3 and protective shroud 1 suited is the arc structure, and self and barrier are all difficult to receive the damage.

Optionally, two ends of the frame body 21 are respectively and correspondingly provided with two supporting blocks 22, the two supporting blocks 22 are respectively and cooperatively connected with the two buffering mechanisms 4, it should be noted that the two supporting blocks 22 are arranged on the frame body 21, the two supporting blocks 22 are respectively and cooperatively connected with the buffering mechanisms 4, and the two buffering mechanisms 4 are structurally matched with the two side brushes 100, so as to achieve the anti-collision protection function of the two side brushes 100.

The working principle of a preferred embodiment of an edge brush 100 crash structure as described in fig. 1 to 3:

whether pressure sensor detects the striking barrier, signal transmission to the control treater with detecting again, the control treater sends the parking instruction of clean street sweeper, and the automobile body of the clean street sweeper of control stops thoroughly, clean street sweeper still can slide a section distance towards the barrier this moment, the anticollision touches limit 3 and absorbs some impact force, remaining impact force transmits to buffer gear 4 on, nitrogen spring is at the effect of impact force retraction motion down, make protective shroud 1 retract backward, it retracts backward simultaneously to drive suspension motor cabinet 5, thereby the side rod 42 of setting on suspension motor cabinet 5 can rotate around vertical direction, nitrogen spring's elastic force and remaining impact force offset, protective shroud 1 and barrier have been protected effectively in order to avoid receiving the destruction.

The side brush anti-collision structure of the embodiment can be applied to an unmanned garbage sweeper.

In the description herein, references to the description of "some embodiments," "other embodiments," or the like, mean that a particular feature, structure, material, or characteristic described in connection with the embodiment or example is included in at least one embodiment or example of the utility model. In this specification, the schematic representations of the terms used above do not necessarily refer to the same embodiment or example. Furthermore, the particular features, structures, materials, or characteristics described may be combined in any suitable manner in any one or more embodiments or examples.

Further, it is to be understood that the terms "upper", "lower", "inner", "outer", "vertical", "horizontal", and the like, as used herein, refer to an orientation or positional relationship based on that shown in the drawings, which is for convenience in describing the present invention and simplifying the description, and do not indicate or imply that the device or element referred to must have a particular orientation, be constructed and operated in a particular orientation, and thus, should not be construed as limiting the present invention.

In the present invention, unless otherwise expressly stated or limited, the terms "connected," "mounted," "secured," and the like are to be construed broadly and can, for example, be fixedly connected, detachably connected, or integrally formed; can be mechanically or electrically connected; either directly or indirectly through intervening media, either internally or in any other suitable relationship. Those skilled in the art can understand the above specific meanings included in the present invention according to specific situations.

Furthermore, features defined as "first" and "second" may explicitly or implicitly include one or more of the features for distinguishing between descriptive features, non-sequential, non-trivial and non-trivial. In the description of the present invention, "a plurality" means two or more unless otherwise specified.

The above description is only a preferred embodiment of the present invention, and for those skilled in the art, the present invention should not be limited by the description of the present invention, which should be interpreted as a limitation.

Claims

1. The utility model provides an limit brush anticollision structure, sets up on limit brush (100), its characterized in that, limit brush anticollision structure includes protective shroud (1), braced frame (2), anticollision and touches limit (3) and buffer gear (4), braced frame (2) are connected on the automobile body, the one end of buffer gear (4) is connected on braced frame (2), the other end is connected on protective shroud (1), the anticollision is touched limit (3) and is established protective shroud (1) and/or on braced frame (2).

2. A side brush impact structure according to claim 1, wherein said supporting frame (2) comprises a frame body (21) and supporting blocks (22), said supporting blocks (22) are fixedly connected to the ends of said frame body (21), and said impact contact edges (3) are provided on said frame body (21).

3. The structure of claim 2, wherein the buffer mechanism (4) comprises an elastic member (41) and a side rod (42), a first end of the side rod (42) is rotatably connected to an end of the frame body (21) around a vertical direction, a first end of the elastic member (41) is connected to an end of the support block (22) far away from the frame body (21), a second end of the elastic member (41) is connected to a second end of the side rod (42), and the elastic member (41), the side rod (42) and the support block (22) enclose a triangle structure forming an adjustable inner angle.

4. The structure of claim 3, further comprising a hanging motor base (5), wherein the bottom of the hanging motor base (5) is movably connected to the side brush (100), one end of the retainer (1) is connected to the hanging motor base (5), and the second end of the side rod (42) is disposed on the hanging motor base (5).

5. A side brush crash structure according to claim 3, wherein said elastic member (41) is a nitrogen spring, and both ends of said nitrogen spring are hinged to the second end of said side bar (42) and one end of said supporting block (22), respectively.

6. The structure of claim 3, wherein the buffer mechanism (4) further comprises a pin (43), a first through hole is formed at a first end of the side rod (42), a second through hole is formed at an end of the frame body (21), the pin (43) is inserted into the first through hole and the second through hole, and a central axis of the second through hole is parallel to the vertical direction.

7. A side brush crash structure according to claim 1, further comprising a pressure sensor arranged on the crash contact side (3) for detecting whether an obstacle is hit.

8. A side brush crash structure according to claim 5, wherein there are two of said nitrogen springs, and two of said nitrogen springs are disposed in parallel and spaced apart between said support block (22) and said suspension motor base (5).

9. A side brush impact structure according to claim 5, wherein said retainer (1) is of arcuate configuration, and said impact contact edge (3) is of arcuate configuration adapted to said retainer (1).

10. The anti-collision structure of the side brush according to claim 4, wherein two supporting blocks (22) are correspondingly arranged at two ends of the frame body (21), and the two supporting blocks (22) are respectively connected with the two buffering mechanisms (4) in a matching manner.