CN218204078U

CN218204078U - Anti-collision waveform guardrail

Info

Publication number: CN218204078U
Application number: CN202222040953.3U
Authority: CN
Inventors: 冯勇; 王沧海; 蒋元; 白松林; 屈辉
Original assignee: Sichuan Road And Bridge Construction Group Traffic Engineering Co ltd
Current assignee: Sichuan Road and Bridge Expressway Maintenance Co.,Ltd.
Priority date: 2022-08-04
Filing date: 2022-08-04
Publication date: 2023-01-03
Anticipated expiration: 2032-08-04

Abstract

The application relates to an anti-collision waveform guardrail, which comprises an upright post and an anti-collision plate arranged on the upright post, wherein a first fixing pipe is arranged between the upright post and the anti-collision plate, a first piston rod is arranged in the first fixing pipe in a sliding manner along the direction close to or far away from the upright post, the first piston rod is fixedly connected with the anti-collision plate, a second fixing pipe is communicated and arranged on the first fixing pipe, a second piston rod is arranged in the second fixing pipe in a sliding manner along the vertical direction, and a butting block used for butting against the bottom wall of a vehicle head is arranged on the second piston rod; when the vehicle strikes the anticollision board on, the anticollision board drives first piston rod and slides to the direction that is close to the stand, and the air in first piston rod extrusion first fixed tube, the atmospheric pressure rising in first fixed tube leads to the fixed pipe of air flow direction second for atmospheric pressure rising in the fixed pipe of second upwards promotes the butt piece, and the butt piece is with locomotive jack-up to a certain extent, makes the direction of locomotive change tilt up by being close to the stand, thereby cushions the energy-absorbing.

Description

Anti-collision waveform guardrail

Technical Field

The utility model belongs to the technical field of road safety and specifically relates to an anticollision waveform guardrail.

Background

A wave-shaped guardrail is a guardrail, a facility for preventing highways from being collided, and a main form of a semi-steel guardrail, wherein the wave-shaped guardrail is a continuous structure formed by splicing corrugated steel guardrail plates and supporting the corrugated steel guardrail plates by main columns, and the wave-shaped guardrail is mainly used for preventing an out-of-control vehicle from rushing out of roads and is generally formed by processing galvanized steel plates.

The indispensable traffic guardrail in the traffic protection field is still in rigid connection, the force unloading effect is not ideal, the accident vehicle cannot be buffered, and a plurality of serious accidents are caused.

SUMMERY OF THE UTILITY MODEL

In order to facilitate the protection vehicle safety, this application provides an anticollision waveform guardrail.

The application provides a pair of anticollision waveform guardrail adopts following technical scheme:

the utility model provides an anticollision wave form guardrail, includes stand and the crash board of setting on the stand, be provided with first fixed pipe between stand and the crash board, it is provided with first piston rod to slide along the direction that is close to or keeps away from the stand in the first fixed pipe, first piston rod and crash board fixed connection, the intercommunication is provided with the fixed pipe of second on the first fixed pipe, it is provided with the second piston rod to slide along vertical direction in the second fixed pipe, be provided with the butt piece that is used for with the diapire butt of locomotive on the second piston rod.

Through adopting above-mentioned technical scheme, when the vehicle striking was to the anticollision board, the anticollision board drives first piston rod and slides to the direction that is close to the stand, first piston rod extrudes the air in the first fixed tube, the atmospheric pressure in the first fixed tube risees and leads to the fixed pipe of air flow direction second, make the atmospheric pressure in the second fixed tube risees upwards to promote the butt piece, the butt piece is with locomotive jack-up to a certain extent, make the direction of locomotive change into tilt up by being close to the stand, thereby cushion the energy-absorbing, be favorable to having uninstalled the impact that receives to a certain extent, accident vehicle and personnel's safety has been guaranteed.

Optionally, an elastic member for driving the first piston rod to slide in a direction away from the upright post is arranged in the first fixing pipe.

Through adopting above-mentioned technical scheme, order about first piston rod through the elastic component and slide along the direction of keeping away from the stand, be favorable to buffering energy-absorbing.

Optionally, one end of the first fixing pipe, which is far away from the anti-collision plate, is sleeved with an installation cover in a threaded manner, the installation cover is detachably arranged on the stand column, a maintenance hole for the installation cover to pass through is formed in the stand column, an energy absorption rod is arranged in the first fixing pipe and fixedly connected with the installation cover, and the energy absorption rod is made of a foamed aluminum material.

Through adopting above-mentioned technical scheme, the energy-absorbing pole can reduce the striking of vehicle through the mode of crushing energy-absorbing, further protects the vehicle.

Optionally, the first fixed pipe and the second fixed pipe are communicated through a connecting pipe, a striker plate used for intercepting the energy absorption rod fragments is arranged between the connecting pipe and the first fixed pipe, sieve holes are formed in the striker plate in a communicated mode, and the connecting pipe and the first fixed pipe are communicated with the sieve holes.

Through adopting above-mentioned technical scheme, through the fixed pipe of the first fixed pipe of connecting pipe intercommunication and second realize the fixed pipe's of the first fixed pipe of intercommunication and second purpose, the striker plate intercepts the piece of energy-absorbing pole, the later stage clearance of being convenient for.

Optionally, a cleaning block is arranged in the first fixing pipe in a sliding manner along a direction close to or far away from the stand column, the cleaning block is attached to the inner wall of the first fixing pipe, and a pull rope is arranged on the cleaning block.

Through adopting above-mentioned technical scheme, take out the installation lid through the maintenance hole, then through stay cord pulling clearance piece, the clearance piece is at the slip in-process with the piece of energy-absorbing pole scrape out first fixed pipe, be convenient for clear up, then with in the clearance piece impels first fixed pipe again, again with installation lid and first fixed pipe fixed connection, realize the used repeatedly of clearance piece.

Optionally, the stand can be dismantled on and be provided with the mounting panel that is used for sealing the maintenance hole, the mounting panel can be dismantled with the installation lid and be connected.

Through adopting above-mentioned technical scheme, seal the maintenance hole through the mounting panel and be favorable to increasing the area of contact of installation lid and stand, be convenient for bear the striking of vehicle, mounting panel and stand, installation lid all can be dismantled with the mounting panel and be connected and be convenient for take out the installation and cover and change the energy-absorbing pole.

Optionally, the mounting panel is gone up the screw and is worn to be equipped with the set screw, the set screw is worn to establish on mounting panel and stand simultaneously the screw, the fixed cover is equipped with the ring flange on the installation lid, the connecting screw is worn to be equipped with by the screw on the ring flange, the connecting screw is worn to establish on mounting panel and ring flange simultaneously the screw.

Through adopting above-mentioned technical scheme, through fixed screw connection mounting panel and stand, through connecting screw connection mounting panel and ring flange, can realize mounting panel and stand, installation lid and the purpose that the mounting panel can be dismantled and be connected respectively.

Optionally, an elastic ring is fixedly arranged on the mounting cover, and a containing groove for containing the elastic ring is formed in the mounting plate.

Through adopting above-mentioned technical scheme, the elastic ring conveniently covers the installation and takes out in the maintenance hole, and storage tank easy to assemble lid and mounting panel laminating increase the stability of being connected of installation lid and mounting panel.

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

1. when a vehicle impacts the anti-collision plate, the anti-collision plate drives the first piston rod to slide towards the direction close to the stand column, the first piston rod extrudes air in the first fixing pipe, air pressure in the first fixing pipe rises to cause the air to flow towards the second fixing pipe, so that the air pressure in the second fixing pipe rises to upwards push the abutting block, the abutting block jacks up the vehicle head to a certain extent, the direction of the vehicle head is changed from being close to the stand column to being inclined upwards, buffering and energy absorption are performed, the impact force borne by the vehicle head is favorably unloaded to a certain extent, and the safety of the accident vehicle and personnel is ensured;

2. the elastic piece drives the first piston rod to slide along the direction far away from the upright post, so that buffering is facilitated, and meanwhile, the energy absorption rod can reduce the impact of the vehicle in a way of crushing energy absorption, so that the vehicle is further protected;

3. the mounting cover is taken out through the maintenance hole, then the cleaning block is pulled through the pull rope, and the cleaning block scrapes the fragments of the energy absorption rod out of the first fixed pipe in the sliding process, so that the cleaning is facilitated.

Drawings

FIG. 1 is a schematic diagram of the overall structure of an embodiment of the present application;

FIG. 2 is a schematic structural diagram mainly showing a first fixed pipe, a second fixed pipe and a connecting pipe in the embodiment of the present application;

FIG. 3 is a sectional view of the overall structure of the embodiment of the present application;

fig. 4 is a schematic structural diagram mainly showing an energy absorbing rod and a striker plate in the embodiment of the application.

Description of the reference numerals: 11. a pavement; 12. a column; 121. a maintenance hole; 122. a protection plate; 13. an anti-collision plate; 14. a butting block; 21. a first stationary tube; 211. hanging a lug; 22. a second stationary tube; 23. a connecting pipe; 231. a vertical tube; 232. a horizontal tube; 24. a striker plate; 241. screening holes; 311. a first piston rod; 312. a first piston block; 321. a second piston rod; 322. a second piston block; 33. installing a cover; 331. a flange plate; 3311. a connecting screw; 332. an elastic ring; 41. an energy absorbing rod; 42. cleaning the block; 43. a spring; 44. pulling a rope; 441. hooking; 51. mounting a plate; 511. a containing groove; 52. and (7) fixing the screw.

Detailed Description

The present application is described in further detail below with reference to figures 1-4.

The embodiment of the application discloses crashproof wave form guardrail.

Referring to fig. 1 and 2, the anti-collision corrugated guardrail comprises a vertical column 12 fixedly arranged on a road surface 11 and an anti-collision plate 13 arranged on the vertical column 12, wherein a protection plate 122 is fixedly arranged on the top wall of the vertical column 12, and the protection plate 122 is an arc-shaped plate protruding outwards towards the outer side of the road surface 11. Be provided with first fixed pipe 21 between stand 12 and the crashproof board 13, the one end screw thread cover that crashproof board 13 was kept away from to first fixed pipe 21 is equipped with installation lid 33, installation lid 33 can be dismantled and set up on stand 12, set up the maintenance hole 121 that supplies installation lid 33 to pass on the stand 12, can dismantle on the stand 12 and be provided with the mounting panel 51 that is used for sealing maintenance hole 121, set screw 52 is worn to be equipped with by the screw thread on the mounting panel 51, set screw 52 is worn to establish in mounting panel 51 and stand 12 by the screw thread simultaneously. The mounting plate 51 is detachably connected with the mounting cover 33, the mounting cover 33 is fixedly sleeved with a flange 331, the flange 331 is threaded with a connecting screw 3311, and the connecting screw 3311 is threaded with the mounting plate 51 and the flange 331 simultaneously.

Referring to fig. 3, a first piston rod 311 is slidably disposed in the first fixing tube 21 in a direction close to or away from the pillar 12, one end of the first piston rod 311 away from the pillar 12 is fixedly connected to the crash-proof plate 13, a first piston block 312 is fixedly sleeved at one end of the first piston rod 311 away from the crash-proof plate 13, an outer wall of the first piston block 312 is attached to an inner wall of the first fixing tube 21, a second fixing tube 22 is communicated with the first fixing tube 21, a second piston rod 321 is slidably disposed in the second fixing tube 22 in a vertical direction, a contact block 14 for contacting with a bottom wall of a vehicle head is disposed on the second piston rod 321, a second piston block 322 is fixedly sleeved at one end of the second piston rod 321 away from the contact block 14, an outer wall of the second piston block 322 is attached to an inner wall of the second fixing tube 22, and in an initial state, the contact block 14 is located between the crash-proof plate 13 and the first fixing tube 21.

Referring to fig. 3 and 4, an energy absorbing rod 41 is arranged in the first fixing tube 21, the energy absorbing rod 41 is fixedly connected with the mounting cover 33, the energy absorbing rod 41 is made of foamed aluminum material, the first fixing tube 21 is communicated with the second fixing tube 22 through a connecting tube 23, the connecting tube 23 comprises a vertical tube 231 and a horizontal tube 232, the vertical tube 231 and the horizontal tube 232 are integrally formed and are perpendicular to each other, the vertical tube 231 is communicated with the first fixing tube 21, the horizontal tube 232 is communicated with the second fixing tube 22, and the horizontal tube 232 and the second fixing tube 22 are embedded in the road surface 11. Be provided with between vertical pipe 231 and the first fixed pipe 21 and be used for intercepting the clastic striker plate 24 of energy-absorbing rod 41, the intercommunication is provided with sieve mesh 241 on the striker plate 24, and connecting pipe 23 and first fixed pipe 21 all communicate with sieve mesh 241.

Referring to fig. 4, a cleaning block 42 is slidably disposed in the first fixed pipe 21 along a direction close to or away from the column 12, the cleaning block 42 is attached to an inner wall of the first fixed pipe 21, the cleaning block 42 is slidably disposed on one side of the first piston block 312 away from the first piston rod 311, an elastic member for driving the first piston rod 311 to slide along the direction away from the column 12 is disposed in the first fixed pipe 21, the elastic member is a spring 43, the spring 43 is sleeved on the energy absorbing rod 41, one end of the spring 43 is abutted to the mounting cover 33, and the other end of the spring 43 is abutted to the cleaning block 42. The cleaning block 42 is provided with a pull rope 44, one end of the pull rope 44 is fixedly connected with the cleaning block 42, the other end of the pull rope 44 is fixedly provided with a hook 441, the inner wall of the first fixing tube 21 is fixedly provided with a hanging lug 211, the hook 441 is hung with the hanging lug 211, the mounting cover 33 is fixedly provided with an elastic ring 332, the elastic ring 332 is made of nylon wire, and the mounting plate 51 is provided with a containing groove 511 for containing the elastic ring 332.

The implementation principle of crashproof wave form guardrail of this application embodiment does: when the vehicle strikes the crashproof board 13, crashproof board 13 drives first piston rod 311 and slides to the direction that is close to stand 12, the air in first fixed pipe 21 is extruded to first piston rod 311, atmospheric pressure in the first fixed pipe 21 risees and leads to the fixed pipe 22 of air flow direction second, make atmospheric pressure in the fixed pipe 22 of second rise upwards to promote butt joint piece 14, butt joint piece 14 is with locomotive jack-up to a certain extent, make the direction of locomotive change into tilt up by being close to stand 12, thereby cushion the energy-absorbing, be favorable to having unloaded the impact that receives to a certain extent, guarantee accident vehicle and personnel's safety.

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: equivalent changes in structure, shape and principle of the present application shall be covered by the protection scope of the present application.

Claims

1. The utility model provides an anticollision wave form guardrail, includes stand (12) and sets up crashproof board (13) on stand (12), its characterized in that: be provided with first fixed pipe (21) between stand (12) and crashproof board (13), it is provided with first piston rod (311) to slide along the direction of being close to or keeping away from stand (12) in first fixed pipe (21), first piston rod (311) and crashproof board (13) fixed connection, the intercommunication is provided with the fixed pipe of second (22) on first fixed pipe (21), it is provided with second piston rod (321) to slide along vertical direction in the fixed pipe of second (22), be provided with on second piston rod (321) and be used for with butt piece (14) of the diapire butt of locomotive.

2. A crash waveform barrier as set forth in claim 1 wherein: an elastic piece used for driving the first piston rod (311) to slide along the direction far away from the upright post (12) is arranged in the first fixing tube (21).

3. A crash waveform barrier as set forth in claim 1 wherein: one end thread bush that crashproof board (13) was kept away from in first fixed pipe (21) is equipped with installation lid (33), installation lid (33) can be dismantled and set up on stand (12), set up maintenance hole (121) that supply installation lid (33) to pass on stand (12), be provided with energy-absorbing pole (41) in first fixed pipe (21), energy-absorbing pole (41) and installation lid (33) fixed connection, energy-absorbing pole (41) are made by foamed aluminum material.

4. A crash waveform barrier as set forth in claim 3 wherein: the energy-absorbing pole is characterized in that the first fixed pipe (21) and the second fixed pipe (22) are communicated through a connecting pipe (23), a striker plate (24) used for intercepting the energy-absorbing pole (41) fragments is arranged between the connecting pipe (23) and the first fixed pipe (21), sieve holes (241) are formed in the striker plate (24) in a communicated mode, and the connecting pipe (23) and the first fixed pipe (21) are communicated with the sieve holes (241).

5. A crash waveform barrier as set forth in claim 4 wherein: a cleaning block (42) is arranged in the first fixing pipe (21) in a sliding mode along the direction close to or far away from the upright post (12), the cleaning block (42) is attached to the inner wall of the first fixing pipe (21), and a pull rope (44) is arranged on the cleaning block (42).

6. A crash waveform barrier as set forth in claim 3 wherein: the upright post (12) is detachably provided with a mounting plate (51) used for sealing the maintenance hole (121), and the mounting plate (51) is detachably connected with the mounting cover (33).

7. A crash waveform barrier as set forth in claim 6 wherein: fixed screw (52) are worn to be equipped with by the screw thread on mounting panel (51), fixed screw (52) screw thread is worn to establish on mounting panel (51) and stand (12) simultaneously, fixed cover is equipped with ring flange (331) on installation lid (33), connecting screw (3311) are worn to be equipped with by the screw thread on ring flange (331), connecting screw (3311) screw thread is worn to establish on mounting panel (51) and ring flange (331) simultaneously.

8. A crash waveform barrier as set forth in claim 6 wherein: an elastic ring (332) is fixedly arranged on the mounting cover (33), and a containing groove (511) for containing the elastic ring (332) is formed in the mounting plate (51).