CN216684364U

CN216684364U - Telescopic adjusting type structure of rear anti-collision beam of dump truck

Info

Publication number: CN216684364U
Application number: CN202122376397.2U
Authority: CN
Inventors: 聂振西; 王卫岐; 杨卫峰; 王喜亮
Original assignee: Qingdao Xinhongda Special Purpose Vehicle Co ltd
Current assignee: Qingdao Xinhongda Special Purpose Vehicle Co ltd
Priority date: 2021-09-29
Filing date: 2021-09-29
Publication date: 2022-06-07
Anticipated expiration: 2031-09-29

Abstract

The utility model discloses a telescopic adjusting type structure of a rear anti-collision beam of a dump truck, which comprises a first longitudinal beam, a second longitudinal beam, a front anti-collision plate and a rear anti-collision plate, wherein two ends of one surface of the rear anti-collision plate are respectively provided with a first buffer connecting piece; the first buffer connecting piece and the second buffer connecting piece are arranged for double collision prevention and are used for dispersing the force generated by collision, the included angle between the first longitudinal beam and the second longitudinal beam is 110-160 degrees, the first longitudinal beam and the second longitudinal beam are connected in a non-linear mode, the collision force is further dispersed and buffered, the structure is simple, multiple collision prevention is achieved, the force generated by collision is decomposed, and the collision performance of the dump truck is improved.

Description

Telescopic adjusting type structure of rear anti-collision beam of dump truck

Technical Field

The utility model relates to the technical field of dumper collision avoidance, in particular to a telescopic adjusting type structure of a rear collision avoidance beam of a dumper.

Background

The dump truck refers to a vehicle which unloads cargos by self through hydraulic or mechanical lifting. The hydraulic lifting device consists of an automobile chassis, a hydraulic lifting mechanism, a cargo compartment, a power take-off device and the like. The anticollision device is very important to vehicle driving safety, and the crashproof roof beam of tipper back adopts independent volume anticollision crossbeam to carry out the anticollision earlier more, and the anticollision effect is poor, and the impact force that the striking in-process produced is directly used the vehicle by the anticollision roof beam, then acts on the human body again, can cause very big potential safety hazard, can't reach safe crashproof effect.

Disclosure of Invention

In order to solve the problems, the utility model discloses a telescopic adjustable structure of a rear anti-collision beam of a dump truck, which has a simple structure and can realize multiple anti-collision and decompose the force generated by collision.

In order to achieve the purpose, the utility model provides a telescopic adjusting type structure of a rear anti-collision beam of a dump truck, which comprises a first longitudinal beam, a second longitudinal beam, a front anti-collision plate and a rear anti-collision plate, wherein two ends of one surface of the rear anti-collision plate are respectively provided with a first buffer connecting piece, the first buffer connecting piece is connected with one end of the second longitudinal beam, the other end of the second longitudinal beam is connected with one end of the first longitudinal beam through a bolt, the other end of the first longitudinal beam is connected with the dump truck, and the other surface of the rear anti-collision plate is connected with the front anti-collision plate through a second buffer connecting piece.

Furthermore, the second longitudinal beam is horizontally arranged, the included angle between the first longitudinal beam and the second longitudinal beam is 110-160 degrees, and the impact force of impact on the vehicle is dispersed.

Furthermore, the connecting ends of the first longitudinal beam and the second longitudinal beam are provided with a plurality of bolt holes which are uniformly arranged, the spacing distance and the aperture size of the bolt holes in the first longitudinal beam are the same as those of the bolt holes in the second longitudinal beam, and the second longitudinal beam can be conveniently adjusted left and right.

Furthermore, the first buffer connecting piece comprises an energy absorption box, a guide rod is arranged in the energy absorption box, the second longitudinal beam is inserted into the energy absorption box, and the guide rod is arranged in a guide groove at the end part of the second longitudinal beam and used for absorbing impact force of impact.

Further, the tip of guide arm is equipped with the stopper, is equipped with spacing platform in the guide slot, is equipped with first buffer spring in the guide slot, and between first buffer spring butt guide slot bottom and the spacing block, the impact force of stopper butt spacing platform, buffering striking.

Furthermore, the second buffer connecting piece comprises a plurality of connecting blocks, the connecting blocks are fixedly connected to the front anti-collision plate, two connecting rods are hinged to the connecting blocks, the other ends of the connecting rods are hinged to the sliding block, a guide rail matched with the sliding block is arranged on the rear anti-collision plate, a guide pipe is fixedly arranged on one side, close to the rear anti-collision plate, of the connecting blocks, a supporting pipe matched with the guide pipe is fixedly arranged on the rear anti-collision plate, part of the guide pipe is inserted into the supporting pipe, and a second buffer spring is arranged in the guide pipe; the cushion absorbs the pressure of the anti-collision plate before collision.

Compared with the prior art, the utility model has the following advantages and beneficial effects:

the telescopic adjustable structure for the rear anti-collision beam of the dump truck is provided with the first buffer connecting piece and the second buffer connecting piece, is used for double anti-collision and can disperse the force generated by collision, the included angle between the first longitudinal beam and the second longitudinal beam is 110 degrees and 160 degrees, and the first longitudinal beam and the second longitudinal beam are connected in a non-linear way, so that the collision force is further dispersed and buffered.

Drawings

FIG. 1 is a schematic structural view of the present invention;

FIG. 2 is a top view of the present invention;

FIG. 3 is an enlarged view of portion A of FIG. 2 in accordance with the present invention;

fig. 4 is an enlarged view of a portion B of fig. 2 according to the present invention.

Description of reference numerals:

1. a first stringer; 2. a second longitudinal beam; 3. a rear fender; 4. a front fender; 5. a second slow connector; 6. a first buffer connector; 7. bolt holes; 8. an energy absorption box; 9. a guide bar; 10. a limiting table; 11. a first buffer spring; 12. a limiting block; 13. connecting blocks; 14. a connecting rod; 15. supporting a tube; 16. a conduit; 17. a second buffer spring.

Detailed Description

The technical solutions provided by the present invention will be described in detail below with reference to specific examples, and it should be understood that the following specific embodiments are only illustrative of the present invention and are not intended to limit the scope of the present invention. It should be noted that the terms "front," "back," "left," "right," "upper" and "lower" used in the following description refer to directions in the drawings, and the terms "inner" and "outer" refer to directions toward and away from, respectively, the geometric center of a particular component.

Example (b): as shown in fig. 1 to 4, a telescopic adjusting structure of a rear anti-collision beam of a dump truck comprises a first longitudinal beam 1 and a second longitudinal beam 2, preceding crashproof board 4 and back crashproof board 3, the both ends of 3 one sides of back crashproof board all are equipped with first buffering connecting piece 6, the one end of second longeron 2 is connected to first buffering connecting piece 6, the one end of 2 other end bolted connections first longeron 1 of second longeron, the tipper is connected to the other end of first longeron 1, 2 levels of second longeron set up, the contained angle that first longeron 1 and second are indulged is 110 + 160, the link of first longeron 1 and second longeron 2 all is equipped with a plurality of align to grid's bolt hole 7, bolt hole 7 on the first longeron 1 is the same with bolt hole 7 spacing distance and aperture size on the second longeron 2, the another side of back crashproof board 3 passes through second buffering connecting piece and connects preceding crashproof board 4, preceding crashproof board 4 is the arc.

First buffering connecting piece 6 includes energy-absorbing box 8, is equipped with guide arm 9 in the energy-absorbing box 8, and second longeron 2 is pegged graft in energy-absorbing box 8, and in the guide slot of 2 tip of second longeron was arranged in to guide arm 9, the tip of guide arm 9 was equipped with stopper 12, is equipped with spacing platform 10 in the guide slot, is equipped with first buffer spring 11 in the guide slot, and between 11 butt guide slot bottoms of first buffer spring and stopper 12, stopper 12 butt spacing platform 10.

The second buffer connecting piece comprises a plurality of connecting blocks 13, the connecting blocks 13 are fixedly connected to the front anti-collision plate 4, two connecting rods 14 are hinged to the connecting blocks 13, the other ends of the connecting rods 14 are hinged to the sliding blocks, a guide rail matched with the sliding blocks is arranged on the rear anti-collision plate 3, a guide pipe 16 is fixedly arranged on one side, close to the rear anti-collision plate 3, of the connecting blocks 13, a supporting pipe 15 matched with the guide pipe 16 is fixedly arranged on the rear anti-collision plate 3, part of the guide pipe 16 is inserted into the supporting pipe 15, and a second buffer spring 17 is arranged in the guide pipe 16.

The working principle is as follows: the utility model relates to a telescopic adjusting structure of a rear anti-collision beam of a dump truck, which is characterized in that a second longitudinal beam 2 is adjusted to a proper position according to requirements and is in bolted connection with a first longitudinal beam 1, when the dump truck is impacted, a front anti-collision plate 4 is firstly stressed, the front anti-collision plate 4 extrudes a second buffer connecting piece, a connecting rod 14 moves outwards along with a sliding block in a guide rail, a guide pipe 16 moves towards a support pipe 15, the guide pipe 16 is subjected to the buffer force of a second buffer spring 17, the first buffer connecting piece 6 performs primary buffer and decomposition absorption on the force, when the stressed force is larger, an absorption box moves along with a guide rod 9 along a guide groove, a rear anti-collision plate 3 moves along with the guide groove, a part of the component force is absorbed again, and finally the residual force is applied to the dump truck after the second longitudinal beam 2 is dispersed.

Although the present invention has been described in detail with reference to the foregoing embodiments, those skilled in the art will understand that various modifications can be made to the embodiments described in the foregoing embodiments, or some or all of the technical features of the embodiments can be equivalently replaced, and the modifications or the replacements do not make the essence of the corresponding technical solutions depart from the scope of the embodiments of the present invention.

Claims

1. The utility model provides a scalable regulation formula structure of crashproof roof beam behind tipper, its characterized in that includes first longeron, second longeron, preceding crashproof board and back crashproof board, and the both ends of back crashproof board one side all are equipped with first buffering connecting piece, and the one end of second longeron is connected to first buffering connecting piece, and the one end of first longeron other end bolted connection first longeron, the tipper is connected to the other end of first longeron, and the another side of back crashproof board passes through second buffering connecting piece and connects preceding crashproof board.

2. The telescopic adjustable structure of the rear impact beam of the dump truck as claimed in claim 1, wherein the second longitudinal beam is horizontally arranged, and the included angle between the first longitudinal beam and the second longitudinal beam is 110 ° and 160 °.

3. The telescopic adjustable structure of the rear anti-collision beam of the dump truck according to claim 1, wherein the connecting ends of the first longitudinal beam and the second longitudinal beam are respectively provided with a plurality of bolt holes which are uniformly arranged, and the bolt holes on the first longitudinal beam and the bolt holes on the second longitudinal beam are spaced apart by the same distance and have the same aperture size.

4. The telescopic adjustable structure of the rear anti-collision beam of the dump truck as claimed in claim 1, wherein the first buffer connecting part comprises an energy absorption box, a guide rod is arranged in the energy absorption box, the second longitudinal beam is inserted into the energy absorption box, and the guide rod is arranged in a guide groove at the end part of the second longitudinal beam.

5. The telescopic adjustable structure of the rear anti-collision beam of the dump truck as claimed in claim 4, wherein the end of the guide rod is provided with a limit block, the guide groove is internally provided with a limit table, the guide groove is internally provided with a first buffer spring, the first buffer spring abuts against the bottom of the guide groove and the limit block, and the limit block abuts against the limit table.

6. The telescopic adjusting structure of the rear anti-collision beam of the dump truck as claimed in claim 1, wherein the second buffer connecting member comprises a plurality of connecting blocks, the connecting blocks are fixedly connected to the front anti-collision plate, two connecting rods are hinged to the connecting blocks, the other ends of the connecting rods are hinged to the sliding block, a guide rail matched with the sliding block is arranged on the rear anti-collision plate, a guide pipe is fixedly arranged on one side of the connecting block close to the rear anti-collision plate, a support pipe matched with the guide pipe is fixedly arranged on the rear anti-collision plate, the guide pipe is partially inserted into the support pipe, and a second buffer spring is arranged in the guide pipe.