CN210597125U

CN210597125U - Buffering rail guard is used in highway construction

Info

Publication number: CN210597125U
Application number: CN201920981403.7U
Authority: CN
Inventors: 朱泽怡; 贺德仁
Original assignee: Individual
Current assignee: Individual
Priority date: 2019-06-27
Filing date: 2019-06-27
Publication date: 2020-05-22
Anticipated expiration: 2029-06-27

Abstract

The utility model discloses a buffer protective guard for highway construction, which comprises a rear anti-collision plate, wherein a buffer main body is arranged inside the rear anti-collision plate, the buffer main body comprises a water chamber and a piston rod, the water chamber is arranged in the middle of the inner part of the rear anti-collision plate, one side of the water chamber is provided with a second guide hole, one end of the piston rod is inserted into the second guide hole and the inner part of the water chamber, one end of the piston rod inserted into the inner part of the water chamber is provided with a piston, one side of the piston far away from the piston rod is provided with a spring, and the part of the inner part of the water chamber far away from the piston rod is provided with buffer water, the vehicle is buffered, and the damage to the vehicle and the guardrail is reduced.

Description

Buffering rail guard is used in highway construction

Technical Field

The utility model relates to a highway construction technical field specifically is a buffering rail guard is used in highway construction.

Background

The road needs maintenance after long-term use, the guard rail is generally arranged on a construction road section, however, even if the guard rail is arranged, vehicles are not prevented from colliding, and some vehicles may not brake in time, so that the vehicles and the guard rail are easily damaged.

SUMMERY OF THE UTILITY MODEL

An object of the utility model is to provide a buffering rail guard is used in highway construction to the buffering guardrail of solving among the prior art generally is simple use elastic component, cushions for example spring, gasbag etc. and its long-time problem that the back shock-absorbing capacity can descend that uses.

In order to achieve the above object, the utility model provides a following technical scheme: the utility model provides a highway construction is with buffering rail guard, includes back anticollision board, the internally mounted of back anticollision board has buffering main part, buffering main part includes hydroecium and piston rod, the hydroecium is seted up in the middle of the inside of back anticollision board, the second guiding hole has been seted up to one side of hydroecium, the inside of second guiding hole and hydroecium is inserted to the one end of piston rod, the piston rod inserts the inside one end of hydroecium and installs the piston, the spring is installed to one side that the piston rod was kept away from to the piston, the part that the piston rod was kept away from to the inside of hydroecium is provided with the buffering water, and the hydroecium keeps away from one side top of piston rod and is provided with the water course, the upper end of water course is provided with the surge chamber, the.

Preferably, one end of the spring is fixed with the piston through the spring seat, and the other end of the spring is fixed with the water chamber through the spring seat.

Preferably, one side of the water chamber, which is far away from the second guide hole, is provided with a first guide hole, a guide rod is inserted into the spring, one end of the guide rod, which is close to the piston, is fixed with the piston, and the end, which is far away from the piston, of the guide rod penetrates through the first guide hole.

Preferably, a base is installed below the rear anti-collision plate, and a balancing weight is arranged inside the base.

Preferably, an air bag is installed on one side of the buffer plate, which is far away from the rear impact plate.

Compared with the prior art, the beneficial effects of the utility model are that:

1. the utility model is provided with the buffering main body which performs buffering by changing the position of water, the piston rod can push the piston when the vehicle impacts the buffer board, the buffer water is extruded into the buffer chamber through the water channel when the piston extrudes the spring, and the vehicle is buffered in the process that the buffer water enters the buffer chamber, thereby reducing the damage of the vehicle and the guardrail;

2. the air bag is arranged on the outer surface of the buffer plate, and can pre-buffer the vehicle and the guardrail, so that the buffer effect is further enhanced.

Drawings

The accompanying drawings are included to provide a further understanding of the invention, and are incorporated in and constitute a part of this specification, illustrate embodiments of the invention, and together with the description serve to explain the invention and not to limit the invention. In the drawings:

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

FIG. 2 is a schematic structural view of the buffer plate of the present invention;

fig. 3 is a schematic structural view of the rear impact-resistant plate of the present invention.

In the figure: 1. a rear impact plate; 2. a buffer plate; 3. an air bag; 4. a buffer body; 401. a buffer chamber; 402. a water channel; 403. buffering water; 404. a guide bar; 405. a water chamber; 406. a seal ring; 407. a spring; 408. a piston; 409. a first guide hole; 410. a second guide hole; 411. a piston rod; 5. a base.

Detailed Description

The technical solutions in the embodiments of the present invention will be described clearly and completely with reference to the accompanying drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only some embodiments of the present invention, not all embodiments. Based on the embodiments in the present invention, all other embodiments obtained by a person skilled in the art without creative work belong to the protection scope of the present invention.

Referring to fig. 1 and 3, in an embodiment of the present invention, a buffering guard rail for road construction includes a rear impact plate 1, a base 5 is installed below the rear impact plate 1, a weight block is installed inside the base 5, the base 5 with the weight block can be more stable, a buffering main body 4 is installed inside the rear impact plate 1, and the buffering main body 4 serves as a buffering main component of the device;

referring to fig. 1, the buffering main body 4 includes a water chamber 405 and a piston rod 411, the water chamber 405 is disposed in the middle of the inside of the rear impact resisting plate 1, the water chamber 405 is used for accommodating buffering water 403, one side of the water chamber 405 is provided with a second guide hole 410, the second guide hole 410 can accommodate the piston rod 411 and guide the piston rod 411, one end of the piston rod 411 is inserted into the second guide hole 410 and the inside of the water chamber 405, one end of the piston rod 411 inserted into the inside of the water chamber 405 is provided with a piston 408, and the piston 408 can extrude the buffering water 403;

with continued reference to fig. 1, a spring 407 is installed on a side of the piston 408 away from the piston rod 411, the spring 407 is used for returning the piston 408 when the piston 408 is not pressed, the spring 407 is installed on one end of the piston 408 away from the piston rod 411, one end of the spring 407 is fixed to the piston 408 by a spring seat, and the other end of the spring 407 is fixed to the water chamber 405 by a spring seat;

continuing to refer to fig. 1, a first guide hole 409 is formed in one side of the water chamber 405, which is far away from the second guide hole 410, the first guide hole 409 is used for guiding the guide rod 404, the guide rod 404 is inserted into the spring 407, the guide rod 404 can guide the spring 407 and prevent the spring 407 from radially bending, one end of the guide rod 404, which is close to the piston 408, is fixed to the piston 408, one end of the guide rod 404, which is far away from the piston 408, passes through the first guide hole 409, a sealing ring 406 is arranged on the inner wall of the first guide hole 409, and the sealing ring 406 can prevent the buffer water 403 from flowing out of the first guide hole 409;

referring to fig. 1, a portion of the inside of the water chamber 405, which is far away from the piston rod 411, is provided with a buffer water 403, the buffer water 403 plays a buffer role, a water channel 402 is arranged above one side of the water chamber 405, which is far away from the piston rod 411, an upper end of the water channel 402 is provided with a buffer chamber 401, and the water channel 402 is used for buffering the water 403 to enter the inside of the buffer chamber 401;

referring to fig. 1 and 2, a buffer plate 2 is installed at one end of the piston rod 411 far away from the rear impact plate 1, and an airbag 3 is installed at one side of the buffer plate 2 far away from the rear impact plate 1, and the airbag 3 is used for directly contacting with an impacting vehicle to play a role in pre-buffering.

The utility model discloses a theory of operation and use flow: when the device receives a collision, firstly, the air bag 3 is in contact with a vehicle, the air bag 3 plays a role of pre-buffering, then the vehicle collides with the buffer plate 2, the piston rod 411 at the moment pushes the piston 408, the piston 408 extrudes the spring 407 and simultaneously extrudes the buffer water 403 into the buffer chamber 401 through the water channel 402, in the process that the buffer water 403 enters the buffer chamber 401, the vehicle is buffered, the damage to the vehicle and a guardrail is reduced, and when the vehicle is separated from the air bag 3, the spring 407 resets and pushes the piston 408 back to the original position.

Finally, it should be noted that: although the present invention has been described in detail with reference to the foregoing embodiments, it will be apparent to those skilled in the art that modifications may be made to the embodiments described in the foregoing embodiments, or equivalents may be substituted for elements thereof. Any modification, equivalent replacement, or improvement made within the spirit and principle of the present invention should be included in the protection scope of the present invention.

Claims

1. The utility model provides a highway construction is with buffering rail guard, includes back anticollision board (1), its characterized in that: the rear impact resisting plate is characterized in that a buffering main body (4) is arranged inside the rear impact resisting plate (1), the buffering main body (4) comprises a water chamber (405) and a piston rod (411), the water chamber (405) is arranged in the middle of the inside of the rear impact resisting plate (1), a second guide hole (410) is formed in one side of the water chamber (405), one end of the piston rod (411) is inserted into the second guide hole (410) and the inside of the water chamber (405), a piston (408) is installed at one end of the piston rod (411) inserted into the inside of the water chamber (405), a spring (407) is installed on one side, away from the piston rod (411), of the piston (408), a buffering water chamber (401) is arranged on the portion, away from the piston rod (411), inside the water chamber (405), a water channel (402) is arranged above one side, away from the piston rod (411), of the water chamber, spring (407) is installed to the one end that piston (408) kept away from piston rod (411), buffer board (2) is installed to the one end that back crashproof board (1) was kept away from in piston rod (411).

2. The buffering protective guard for road construction according to claim 1, wherein: one end of the spring (407) is fixed with the piston (408) through a spring seat, and the other end of the spring (407) is fixed with the water chamber (405) through a spring seat.

3. The buffering protective guard for road construction according to claim 1, wherein: one side of the water chamber (405) far away from the second guide hole (410) is provided with a first guide hole (409), a guide rod (404) is inserted into the spring (407), one end, close to the piston (408), of the guide rod (404) is fixed with the piston (408), and one end, far away from the piston (408), of the guide rod (404) penetrates through the first guide hole (409).

4. The buffering protective guard for road construction according to claim 3, wherein: and a sealing ring (406) is arranged on the inner wall of the first guide hole (409).

5. The buffering protective guard for road construction according to claim 1, wherein: a base (5) is installed below the rear anti-collision plate (1), and a balancing weight is arranged inside the base (5).

6. The buffering protective guard for road construction according to claim 1, wherein: and an air bag (3) is arranged on one side of the buffer plate (2) far away from the rear anti-collision plate (1).