CN214613778U

CN214613778U - Highway protective fence

Info

Publication number: CN214613778U
Application number: CN202023341160.2U
Authority: CN
Inventors: 邱继欢; 陈立
Original assignee: Hongchuan Construction Engineering Co ltd
Current assignee: Hongchuan Construction Engineering Co ltd
Priority date: 2020-12-31
Filing date: 2020-12-31
Publication date: 2021-11-05
Anticipated expiration: 2030-12-31

Abstract

The utility model relates to a highway rail guard relates to the field of guardrail, a highway rail guard, including sill bar, ejector pin, be provided with spacer bar, its characterized in that between sill bar, the ejector pin: including baffle, flexible layer, elastic component, the baffle sets up between the spacer bar, the elastic component sets up between baffle and spacer bar, the flexible layer sets up the one side of keeping away from the spacer bar at the baffle. The vehicle protection device has the effect of reducing the possibility that the guard rail causes secondary damage to the vehicle.

Description

Highway protective fence

Technical Field

The application relates to the field of guardrails, in particular to a road guardrail.

Background

The guard rail is also called as an isolation fence and a guardrail, is generally commonly used for common roads, crossroads of all levels of highways, toll stations, bridges, parking lots, stations, docks, dangerous areas and road construction sections, and is used for road diversion, area enclosure, safety isolation, diversion guidance and the like. Guard railings are generally arranged on two sides of a road, so that the road can be partitioned conveniently and can be safely isolated.

At present, in an application document with the application number of 201910473578.1, a highway protective guard is disclosed, which relates to the field of protective guards and comprises a protective guard body, wherein a mounting pipe is horizontally arranged above the protective guard body, a plurality of flowerpots are arranged on the mounting pipe at intervals, a first seal head and a second seal head are respectively covered and arranged at two ends of the mounting pipe, and a water injection pipe and an exhaust pipe which are communicated with the inside of the mounting pipe are arranged on the outer wall of the first seal head; the installation pipe and the flowerpot bottom are provided with a plurality of pouring holes communicated with each other in a penetrating manner, the top wall of the installation pipe is provided with a plurality of sealing plates used for controlling the pouring holes to be opened and closed, and a driving portion used for controlling the plurality of sealing plates to be opened and closed simultaneously is further arranged in the installation pipe.

In view of the above-mentioned related art, the inventor believes that in a section with a large number of accidents, when a vehicle collides against a guard rail, the guard rail blocks the vehicle, and the vehicle is likely to cause secondary damage when colliding against the guard rail.

SUMMERY OF THE UTILITY MODEL

In order to reduce the possibility of secondary damage to a vehicle caused by the protective guard, the application provides the road protective guard.

The application provides a highway rail guard adopts following technical scheme:

the utility model provides a highway rail guard, includes sill bar, ejector pin, be provided with the spacer bar between sill bar, the ejector pin, including baffle, flexible layer, elastic component, the baffle sets up between the spacer bar, the elastic component sets up between baffle and spacer bar, the flexible layer sets up the one side of keeping away from the spacer bar at the baffle.

By adopting the technical scheme, when a vehicle impacts the highway protective guard, the flexible layer is contacted at first, the flexible layer absorbs part of the impact force of the vehicle, the vehicle impacts the baffle, and the elastic part behind the baffle absorbs part of the impact force of the vehicle, so that the reaction force applied to the vehicle when impacting the highway protective guard is reduced.

Optionally, the elastic member is provided with a plurality of springs, one ends of the springs are connected with the spacing rod, and the other ends of the springs are connected with the baffle.

Through adopting above-mentioned technical scheme, when the vehicle striking baffle, the spring shrink absorbs partial impact, reduces the secondary damage that the striking brought the vehicle.

Optionally, the baffle is arranged in an inclined manner, one side of the baffle is close to the spacing plate, the other side of the baffle is far away from the spacing rod, and the baffle is parallel to the spacing rod.

By adopting the technical scheme, when the guardrail is installed, an included angle which is larger than 0 degrees and smaller than 90 degrees is formed between the running direction of the vehicle and the partition plate, so that the baffle plate is convenient to contact with the impacted vehicle, and the possibility that the baffle plate absorbs the impact force of the vehicle is increased.

Optionally, a flexible net is arranged between the bottom rod and the top rod.

By adopting the technical scheme, the situation that fragments of the road protective guard are intercepted by the flexible net after a vehicle is impacted is reduced, and the possibility that the fragments of the road protective guard fly up to hurt people is reduced.

Optionally, the flexible net is detachably connected with the top rod and the bottom rod.

Through adopting above-mentioned technical scheme, after the flexible net is damaged, be convenient for change the flexible net, the flexible net of being convenient for can reduce the piece and fly up and hurt people.

Optionally, the flexible net further comprises an installation strip, installation grooves are formed in the ejector rod and the bottom rod, the installation strip is connected with the installation grooves in a clamped mode, and the flexible net is located between the installation grooves and the installation strip.

Through adopting above-mentioned technical scheme, when the flexible net is dismantled to needs, take out the mounting bar from the mounting groove, install the mounting bar to the mounting groove after changing new flexible net, be convenient for install new flexible net.

Optionally, the flexible layer is detachably connected to the baffle.

Through adopting above-mentioned technical scheme, the flexible layer is demolishd flexible layer from the baffle after ageing, is convenient for change the flexible layer of new.

Optionally, a clamping block is arranged on the flexible layer, a clamping groove is arranged on the baffle, and the clamping block is clamped with the clamping groove.

Through adopting above-mentioned technical scheme, through dismantling the fixture block out from the draw-in groove, convenient to detach flexible layer.

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

1. according to the vehicle collision protection device, the bottom rod, the ejector rod, the baffle, the flexible layer and the elastic piece are arranged, when a vehicle collides with the road protection fence, the flexible layer is firstly contacted, the flexible layer absorbs part of vehicle collision force, the vehicle collides with the baffle, and the elastic piece behind the baffle absorbs part of vehicle collision force, so that the reaction force applied to the vehicle when the vehicle collides with the road protection fence is reduced;

2. the baffle is obliquely arranged, so that an included angle which is larger than 0 degree and smaller than 90 degrees is formed between the running direction of the vehicle and the partition plate when the guardrail is installed, the baffle is convenient to contact with the impacted vehicle, and the possibility that the baffle absorbs the impact force of the vehicle is increased;

3. according to the road guardrail, the flexible net is arranged between the bottom rod and the ejector rod, so that the fragments of the road guardrail are intercepted by the flexible net after the vehicle is impacted, and the possibility that the fragments of the road guardrail fly up to hurt people is reduced.

Drawings

Fig. 1 is a schematic structural diagram of a road guard rail according to an embodiment of the present application.

Fig. 2 is a schematic structural view of a hidden flexible net of a road guard rail according to an embodiment of the present application.

Fig. 3 is a perspective sectional view of a road guard rail according to an embodiment of the present application.

Reference numerals: 1. a bottom bar; 2. a top rod; 3. a spacer bar; 4. a baffle plate; 5. a flexible layer; 6. a spring; 7. a flexible mesh; 8. mounting a bar; 9. mounting grooves; 10. a clamping block; 11. a clamping groove.

Detailed Description

The present application is described in further detail below with reference to figures 1-3.

The embodiment of the application discloses highway rail guard. Referring to fig. 1 and 2, the highway protective guard comprises a bottom rod 1 and an ejector rod 2, wherein a spacing rod 3 is welded between the bottom rod 1 and the ejector rod 2, the highway protective guard further comprises a baffle 4, a flexible layer 5 and an elastic piece, the baffle 4 is arranged between the spacing rods 3, the elastic piece is arranged between the baffle 4 and the spacing rods 3, and the flexible layer 5 is arranged on one surface, far away from the spacing bars, of the baffle 4. The elastic element can be a spring and can be an elastic pad. When a vehicle impacts the highway protective guard, the flexible layer 5 is contacted firstly, the flexible layer 5 absorbs part of the impact force of the vehicle, the vehicle impacts the baffle 4, and the elastic piece behind the baffle 4 absorbs part of the impact force of the vehicle, so that the reaction force applied to the vehicle when the vehicle impacts the highway protective guard is reduced.

Referring to fig. 1 and 2, the elastic member is provided with a plurality of springs 6, the springs 6 can support the baffle 4, in this embodiment, the springs 6 are provided with 10 springs, one end of each spring 6 is welded to the corresponding spacing rod 3, and the other end of each spring 6 is welded to the corresponding baffle 4. When the vehicle impacts the baffle 4, the spring 6 contracts to absorb part of the impact force and reduce secondary damage to the vehicle caused by the impact.

Referring to fig. 1 and 2, the baffle 4 is obliquely arranged, one side of the baffle 4 is close to the spacing rod 3, the other side of the baffle 4 is far away from the spacing rod 3, and the baffle 4 is parallel to the spacing rod 3. When the guardrail is installed, an included angle which is larger than 0 degree and smaller than 90 degrees is formed between the running direction of the vehicle and the baffle 4, so that the baffle 4 can be conveniently contacted with the impacted vehicle, and the possibility that the baffle 4 absorbs the impact force of the vehicle is increased.

Referring to fig. 2 and 3, a flexible net 7 is detachably connected between the bottom rod 1 and the top rod 2. After the vehicle is collided, the flexible net 7 intercepts fragments of the road protective guard, and the possibility that the fragments of the road protective guard fly to hurt people is reduced. Carry this embodiment, flexible net 7 sets up to the plastic net, and 7 damaged backs at flexible net, be convenient for change flexible net 7, and the flexible net 7 of being convenient for can reduce the piece and fly up and hurt the people.

Referring to fig. 2 and 3, the road guardrail further includes a mounting bar 8, mounting grooves 9 are formed in the top rod 2 and the bottom rod 1, in this embodiment, the cross section of each mounting groove 9 is semicircular, the mounting bar 8 is clamped with the mounting groove 9, and the flexible net 7 is located between the mounting groove 9 and the mounting bar 8. When flexible net 7 is dismantled to needs, take out mounting bar 8 from mounting groove 9, install mounting bar 8 to mounting groove 9 after changing new flexible net 7, be convenient for install new flexible net 7.

Referring to fig. 2 and 3, the flexible layer 5 and the baffle 4 are detachably connected through a clamping block 10 and a clamping groove 11, the flexible layer 5 is provided with the clamping block 10, the baffle 4 is provided with the clamping groove 11, and the clamping block 10 is clamped with the clamping groove 11. After the flexible layer 5 is aged, the flexible layer 5 is removed from the baffle 4, so that the flexible layer 5 can be replaced by a new one. The flexible layer 5 is easily removed by removing the cartridge 10 from the slot 11.

The implementation principle of the highway guard rail in the embodiment of the application is as follows: when a vehicle impacts the highway protective guard, the flexible layer 5 is contacted firstly, the flexible layer 5 absorbs part of vehicle impact force, the vehicle impacts the baffle 4, the spring 6 behind the baffle 4 absorbs part of vehicle impact force, reaction force of the vehicle when impacting the highway protective guard is reduced, when the highway protective guard is crushed by the vehicle, the flexible net 7 intercepts fragments of the highway protective guard, possibility that the fragments of the highway protective guard fly up to hurt people is reduced, after the flexible net 7 is crushed, the mounting strip 8 is taken out of the mounting groove 9, the mounting strip 8 is mounted in the mounting groove 9 after a new flexible net 7 is replaced, the new flexible net 7 is convenient to mount, after the flexible layer 5 is aged, the flexible layer 5 is detached from the baffle 4, and the new flexible layer 5 is convenient to replace. The flexible layer 5 is easily removed by removing the cartridge 10 from the slot 11.

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: all equivalent changes made according to the 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 a highway rail guard, includes sill bar (1), ejector pin (2), be provided with space bar (3) between sill bar (1), ejector pin (2), its characterized in that: including baffle (4), flexible layer (5), elastic component, baffle (4) set up between spacer bar (3), the elastic component sets up between baffle (4) and spacer bar (3), flexible layer (5) set up the one side of keeping away from the spacer fence at baffle (4).

2. A road guard rail according to claim 1, wherein: the elastic piece is arranged into a plurality of springs (6), one ends of the springs (6) are connected with the spacing rods (3), and the other ends of the springs (6) are connected with the baffle (4).

3. A road guard rail according to claim 2, wherein: baffle (4) slope sets up, baffle (4) one side is close to the space bar, spacer bar (3) are kept away from to baffle (4) opposite side, baffle (4) are parallel with spacer bar (3).

4. A road guard rail according to claim 1, wherein: and a flexible net (7) is arranged between the bottom rod (1) and the top rod (2).

5. A road guard rail according to claim 4, wherein: the flexible net (7) is detachably connected with the top rod (2) and the bottom rod (1).

6. A road guard rail according to claim 5, wherein: still include mounting bar (8), mounting groove (9) have all been seted up on ejector pin (2), sill bar (1), mounting bar (8) and mounting groove (9) joint, flexible net (7) are located between mounting groove (9) and mounting bar (8).

7. A road guard rail according to claim 1, wherein: the flexible layer (5) is detachably connected with the baffle (4).

8. A road guard rail according to claim 7, wherein: the flexible layer (5) is provided with a clamping block (10), the baffle (4) is provided with a clamping groove (11), and the clamping block (10) is connected with the clamping groove (11) in a clamping mode.