CN218263642U

CN218263642U - High-speed guardrail energy-absorbing deformation buffer mechanism

Info

Publication number: CN218263642U
Application number: CN202222183544.9U
Authority: CN
Inventors: 鲁月仁; 鲁月才; 李建勋
Original assignee: Shandong Bozhong Transportation Facilities Co ltd
Current assignee: Shandong Bozhong Transportation Facilities Co ltd
Priority date: 2022-08-19
Filing date: 2022-08-19
Publication date: 2023-01-10
Anticipated expiration: 2032-08-19

Abstract

The utility model provides a high-speed guardrail energy-absorbing deformation buffer mechanism, which comprises a support plate, wherein the top and the bottom of the support plate are fixedly provided with a top plate, the inner side of the top plate is provided with a limit groove, a buffer protection plate is glidingly connected in the limit groove, a buffer post is arranged between the adjacent limit grooves, the top and the bottom of the buffer post are articulated with a movable frame, the two ends of the movable frame are articulated with sliding plates, the top and the bottom of one side of the buffer protection plate are provided with first sliding grooves, the sliding plates are glidingly connected in the first sliding grooves, the utility model provides a high-speed guardrail energy-absorbing deformation buffer gear, the removal frame that is equipped with warp, make the slide in first spout, the extrusion post extrudees in to the extrusion cover, the outside first extrusion spring of extrusion cover receives the extrusion after the pressure, cooperation second extrusion spring improves the buffer capacity, reduce the damage that personnel received in the car, be equipped with first buffer spring cooperation second buffer spring, cushion spacing post at the impact force of stop collar conduction, the energy-absorbing protection post that is equipped with absorbs external impact force.

Description

High-speed guardrail energy-absorbing deformation buffer mechanism

Technical Field

The utility model belongs to the technical field of highway protective apparatus, concretely relates to high-speed guardrail energy-absorbing deformation buffer gear.

Background

The highway guardrail is a main form of a semi-rigid guardrail and is a continuous structure formed by splicing corrugated steel guardrail plates and supporting the corrugated steel guardrail plates by main columns. The vehicle can absorb energy when colliding, is not easy to be collided, and can well protect the vehicle and the driver and passengers.

The existing highway guardrail is simple in structure and lacks of a buffer structure, and after an accident happens, impact force cannot be absorbed by guiding, so that people in a vehicle can be damaged, and the protection effect is poor.

Wherein "a highway rail guard buffer that application number is" CN201921502161.5 "discloses also is mature technique day by day, wherein still include" including the protection post, the cylinder ring is cup jointed in the inside activity of protection post, the inside of cylinder ring is provided with the inner ring, sliding connection has the ball between the inner wall of cylinder ring and the outer wall of inner ring ", but the device still has following defect:

when in actual use, the device utilizes the elastic deformation of block rubber to play the cushioning effect to the impact force on protection post surface, improves the guard action of this buffer degree rail guard, but the buffering effect of block rubber is limited, and to stronger impact force, the inside buffer structure that lacks of protection post can not cushion impact force, has certain limitation.

SUMMERY OF THE UTILITY MODEL

An object of the utility model is to provide a highway guardrail energy-absorbing deformation buffer gear aims at solving among the prior art highway guardrail simple structure, lacks buffer structure, and after the accident took place, the impact force can not be absorbed by the guide, can cause the damage to personnel in the car, problem that protecting effect is poor.

In order to achieve the above object, the utility model provides a following technical scheme: the buffer protection plate comprises a supporting plate, the top of the supporting plate is fixedly provided with a top plate, a limiting groove is formed in the inner side of the top plate, a buffer protection plate is connected in the limiting groove in a sliding mode, the buffer protection plate is adjacent to the limiting groove, a buffer column is arranged between the limiting grooves, the top of the buffer column is hinged to the bottom of the buffer column, two ends of the movable frame are hinged to sliding plates, one side of the buffer protection plate is provided with a first sliding groove, and the sliding plates are connected in the first sliding groove in a sliding mode.

In order to make and absorb buffering protection shield impact force, as the utility model relates to a high-speed guardrail energy-absorbing deformation buffer gear is preferred, slide one side is equipped with the extrusion post, backup pad one side top is equipped with the second spout with the bottom, sliding connection has the extrusion cover in the second spout, the extrusion post alternates to be connected in the extrusion cover.

In order to make the impact force that reduces the buffering protection shield conduction, conduct the utility model relates to a high-speed guardrail energy-absorbing deformation buffer gear is preferred, extrusion cover outer wall cover is equipped with first extrusion spring.

In order to make the impact force that further reduces buffering protection shield conduction, conduct the utility model relates to a high-speed guardrail energy-absorbing deformation buffer gear is preferred, be equipped with second extrusion spring between extrusion post and the extrusion cover.

In order to make and reduce buffering post surface impact force, as the utility model relates to a high-speed guardrail energy-absorbing deformation buffer gear is preferred, buffering post surface distribution is equipped with spacing post, spacing post outer wall cover is equipped with the stop collar.

Reduce the outside impact force of stop collar in order to make the energy-absorbing protective column that is equipped with, conduct the utility model relates to a high-speed guardrail energy-absorbing deformation buffer gear is preferred, the stop collar outer wall is equipped with energy-absorbing protective column.

In order to make and reduce external impact force, as the utility model relates to a high-speed guardrail energy-absorbing deformation buffer gear is preferred, stop collar outer wall cover is equipped with first buffer spring, be equipped with second buffer spring between spacing post and the stop collar.

In order to make reduce buffering protection shield surface impact force, conduct the utility model relates to a high-speed guardrail energy-absorbing deformation buffer gear is preferred, another avris of buffering protection shield is equipped with the honeycomb buffer board, a honeycomb buffer board avris is equipped with the foam buffer board.

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

1) The sliding plate slides in the first sliding chute through the deformation of the moving frame, the extrusion column extrudes into the extrusion sleeve, the first extrusion spring outside the extrusion sleeve deforms after being stressed, and the first extrusion spring is matched with the second extrusion spring to improve the buffering capacity and reduce the damage to people in the vehicle;

2) Through the first buffer spring cooperation second buffer spring that is equipped with, cushion spacing post at the impact force of stop collar conduction, the energy-absorbing protection post that is equipped with absorbs external impact force, and the honeycomb buffer board that is equipped with improves buffering protection plate surface strength, and the foam buffer board that is equipped with cushions the impact force.

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 principles of the invention. In the drawings:

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

FIG. 2 is a schematic structural view of the movable frame of the present invention;

FIG. 3 is a schematic view of the movable frame of the present invention;

fig. 4 is a schematic view of a cross-sectional structure of the energy-absorbing protective column of the present invention.

In the figure: 1. a support plate; 2. a top plate; 3. a limiting groove; 4. a buffer protection plate; 5. a buffer column; 6. a movable frame; 7. a slide plate; 8. a first chute; 9. extruding the column; 10. a second chute; 11. extruding a sleeve; 12. a first pressing spring; 13. a second pressing spring; 14. a limiting column; 15. a limiting sleeve; 16. energy-absorbing protective columns; 17. a first buffer spring; 18. a second buffer spring; 19. a honeycomb buffer plate; 20. a foam cushion plate.

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 efforts all belong to the protection scope of the present invention.

Referring to fig. 1-4, the present invention provides the following technical solutions: the utility model provides a high-speed guardrail energy-absorbing deformation buffer gear, including

backup pad

1, 1 top in backup pad and bottom fixed mounting have roof 2, spacing groove 3 has been seted up to 2 inboards of roof, sliding connection has buffering protection shield 4 in the spacing groove 3, be equipped with buffering post 5 between the

adjacent spacing groove

3, 5 tops of buffering post are articulated with the bottom and have a removal frame 6, it has slide 7 to remove 6 both ends of frame, 4 one side tops of buffering protection shield are equipped with first spout 8 with the bottom, 7 sliding connection of slide is in first spout 8.

Preferably: slide 7 one side is equipped with

extrusion post

9, and 1 one side of backup pad side top and bottom are equipped with second spout 10, and sliding connection has extrusion cover 11 in second spout 10, and extrusion post 9 alternates to be connected in extrusion cover 11.

During the specific use, when buffering protection shield 4 received the extrusion, buffering protection shield 4 slided to spacing groove 3, and the removal frame 6 warp this moment, makes slide 7 slide in first spout 8, and extrusion post 9 moves about in extrusion cover 11 this moment.

Preferably: the outer wall of the extrusion sleeve 11 is sleeved with a first extrusion spring 12.

When the extrusion sleeve is used specifically, the first extrusion spring 12 outside the extrusion sleeve 11 deforms after being pressed, and impact force is buffered.

Preferably: a second extrusion spring 13 is arranged between the extrusion column 9 and the extrusion sleeve 11.

When the device is used specifically, the extrusion column 9 extrudes into the extrusion sleeve 11, and the second extrusion spring 13 extrudes at the moment and is matched with the first extrusion spring 12, so that the buffering capacity is improved.

Preferably: the surface distribution of buffer column 5 is equipped with spacing post 14, and spacing post 14 outer wall cover is equipped with stop collar 15.

When the limiting device is used specifically, when the limiting device is impacted, the limiting sleeve 15 extrudes inwards, and the limiting column 14 moves in the limiting sleeve 15.

Preferably, the following components: the outer wall of the limiting sleeve 15 is provided with an energy-absorbing protective column 16.

When the energy-absorbing protective column is used specifically, the energy-absorbing protective column 16 is arranged to absorb external impact force.

Preferably, the following components: the outer wall of the limiting sleeve 15 is sleeved with a first buffer spring 17, and a second buffer spring 18 is arranged between the limiting column 14 and the limiting sleeve 15.

When the shock absorber is used specifically, the first buffer spring 17 is matched with the second buffer spring 18 to buffer the impact force conducted by the limiting column 14 on the limiting sleeve 15 and absorb the impact force.

Preferably, the following components: the other side of the buffer protection plate 4 is provided with a honeycomb buffer plate 19, and one side of the honeycomb buffer plate 19 is provided with a foam buffer plate 20.

When the shock absorber is used specifically, the honeycomb buffer plate 19 is arranged to improve the surface strength of the buffer protection plate 4, and the foam buffer plate 20 is arranged to buffer the impact force.

The working principle is as follows: when the buffering protection plate 4 is extruded, the buffering protection plate 4 slides in the limiting groove 3, the movable frame 6 deforms at the moment, the sliding plate 7 slides in the first sliding groove 8, the extrusion column 9 moves in the extrusion sleeve 11 at the moment, the extrusion column 9 extrudes in the extrusion sleeve 11, the first extrusion spring 12 outside the extrusion sleeve 11 deforms after being pressed, the second extrusion spring 13 extrudes at the moment and is matched with the first extrusion spring 12 to improve the buffering capacity, when the impact is received, the limiting sleeve 15 extrudes inwards, the limiting column 14 moves in the limiting sleeve 15, the first buffer spring 17 is matched with the second buffer spring 18 to buffer the impact force transmitted by the limiting column 14 in the limiting sleeve 15, the energy-absorbing protection column 16 absorbs the external impact force, the honeycomb buffer plate 19 is arranged to improve the surface strength of the buffering protection plate 4, and the foam buffer plate 20 is arranged to buffer the impact force.

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 high-speed guardrail energy-absorbing deformation buffer gear, includes backup pad (1), its characterized in that: backup pad (1) top and bottom fixed mounting have roof (2), spacing groove (3) have been seted up to roof (2) inboard, sliding connection has buffering protection shield (4) in spacing groove (3), and is adjacent be equipped with buffering post (5) between spacing groove (3), buffering post (5) top and bottom articulate there is removal frame (6), it has slide (7) to remove frame (6) both ends and articulate, buffering protection shield (4) one side top is equipped with first spout (8) with the bottom, slide (7) sliding connection is in first spout (8).

2. The energy-absorbing deformation buffering mechanism of the high-speed guardrail of claim 1, which is characterized in that: slide (7) one side is equipped with extrusion post (9), backup pad (1) one side top is equipped with second spout (10) with the bottom, sliding connection has extrusion cover (11) in second spout (10), extrusion post (9) alternate to be connected in extrusion cover (11).

3. The energy-absorbing deformation buffer mechanism of the high-speed guardrail according to claim 2, characterized in that: the outer wall of the extrusion sleeve (11) is sleeved with a first extrusion spring (12).

4. The energy-absorbing deformation buffer mechanism of the high-speed guardrail according to claim 2, characterized in that: and a second extrusion spring (13) is arranged between the extrusion column (9) and the extrusion sleeve (11).

5. The energy-absorbing deformation buffering mechanism of the high-speed guardrail of claim 1, which is characterized in that: buffer column (5) surface distribution is equipped with spacing post (14), spacing post (14) outer wall cover is equipped with stop collar (15).

6. The energy-absorbing deformation buffer mechanism of the high-speed guardrail according to claim 5, wherein: and the outer wall of the limiting sleeve (15) is provided with an energy-absorbing protective column (16).

7. The energy-absorbing deformation buffer mechanism of the high-speed guardrail according to claim 5, wherein: the outer wall of the limiting sleeve (15) is sleeved with a first buffer spring (17), and a second buffer spring (18) is arranged between the limiting column (14) and the limiting sleeve (15).

8. The energy-absorbing deformation buffer mechanism of the high-speed guardrail according to claim 1, characterized in that: another avris of buffering protection shield (4) is equipped with honeycomb buffer board (19), honeycomb buffer board (19) one side is equipped with foam buffer board (20).