CN112252236A

CN112252236A - Metal guardrail with strong impact resistance

Info

Publication number: CN112252236A
Application number: CN202011082421.5A
Authority: CN
Inventors: 简清堂; 沈灿兰
Original assignee: Ganzhou Tongxin Metal Products Co ltd
Current assignee: Ganzhou Tongxin Metal Products Co ltd
Priority date: 2020-10-12
Filing date: 2020-10-12
Publication date: 2021-01-22

Abstract

The invention discloses a metal guardrail with strong impact resistance, wherein two sides of a bottom plate are fixedly connected with two same stand columns, the tops of the stand columns are fixedly connected with a top plate, the top of the bottom plate is fixedly connected with five mutually parallel railings, the tops of the railings are fixedly connected with the bottoms of the top plate, the front surfaces of the railings are provided with four same rollers, and two ends of each roller are fixedly connected with bearings. Can receive when the striking through the buffering filling layer that sets up at the guardrail, play the effect of a buffering, the cylinder can also rotate when receiving the striking simultaneously, will receive the striking ground power and decompose into the power of the tangent direction of cylinder striking point and the effort to the guardrail, the power that the guardrail received has been reduced greatly, and the crack control strip of stand outer wall can protect the stand, when preventing to be collided with the fish tail, can play the effect of support when the stand receives the striking again, in order to reach the effect that shock resistance is strong.

Description

Metal guardrail with strong impact resistance

Technical Field

The invention belongs to the technical field of guardrails, and particularly relates to a metal guardrail with strong impact resistance.

Background

The metal guardrail is a traffic safety facility arranged at the outer side of a road shoulder, a traffic separation belt, a sidewalk curb and the like. The collision energy is absorbed through self-deformation or vehicle climbing, so that the driving direction of the vehicle is changed, the vehicle is prevented from going out of the road or entering an opposite lane, and the injury to passengers is reduced to the maximum extent.

When a traditional guardrail meets a traffic accident, the impact resistance is not very strong, particularly when the speed of the vehicle is high and the mass of a vehicle is large or the guardrail is scratched or has a notch, the guardrail is easy to break when impacted, and a more serious traffic accident is caused.

Disclosure of Invention

The invention aims to provide a metal guardrail with strong impact resistance, and aims to solve the problems that the existing metal guardrail is easy to break and not firm enough when being impacted because the impact resistance is not strong and the fixing mode is generally that a bolt is fixed on the ground.

A metal guardrail with strong impact resistance comprises a bottom plate, two same upright posts are fixedly connected with two sides of the bottom plate, the top of the upright post is fixedly connected with a top plate, the top of the bottom plate is fixedly connected with five railings which are parallel to each other, the top of the railing is fixedly connected with the bottom of the top plate, the front of the railing is provided with four identical rollers, the two ends of the roller are fixedly connected with bearings, the outer walls of the bearings are fixedly connected with supporting frames, the outer wall of the supporting frame is fixedly connected with the outer walls of the railings, the roller is fixedly connected with the two adjacent railings through the supporting frame, the bottom of each upright post is fixedly connected with a mounting plate, four mounting holes are formed in the mounting plate, the stand column is close to the outer wall of the mounting plate and is fixedly connected with a reinforcing nail, and the reinforcing nail is Arabic numerals in a 7 shape.

Further, the bottom of consolidating the nail outer wall has seted up movable groove, the bottom of activity inslot wall articulates there are two the same cylinders that the offside set up, the top fixedly connected with wire rope of cylinder outer wall, wire rope keeps away from the other end of cylinder and the top fixed connection of activity inslot wall.

Further, the inside of cylinder includes the axostylus axostyle, the outer wall at axostylus axostyle both ends and the inner wall fixed connection of bearing, the outer wall fixedly connected with steel supporting layer of axostylus axostyle, the outer wall fixedly connected with buffering filling layer of steel supporting layer, the outer wall fixedly connected with waterproof wearing layer of buffering filling layer.

Furthermore, the top end of the cylinder far away from the movable groove is fixedly connected with a pointed end.

Furthermore, four anti-cracking strips are fixedly connected to the edges of the outer wall of the stand column.

Further, the outside of wire rope is provided with the spring, the one end of spring and the outer wall fixed connection of cylinder, the other end that the cylinder was kept away from to the spring is with the top fixed connection of activity inslot wall.

Compared with the prior art, the invention has the beneficial effects that:

1. the screw is placed through the inside at the mounting hole that sets up, fixes the guardrail, strengthens the inside that the nail inserted the mounting hole simultaneously, and the spring of reinforcing nail bottom pops open the cylinder, forms the barb form between cylinder and the reinforcement nail, and during the terminal tip of cylinder can conveniently prick the soil, wire rope carried on spacing support to the cylinder simultaneously, reached fixed firm effect.

2. Can receive when the striking through the buffering filling layer that sets up at the guardrail, play the effect of a buffering, the cylinder can also rotate when receiving the striking simultaneously, will receive the striking ground power and decompose into the power of the tangent direction of cylinder striking point and the effort to the guardrail, the power that the guardrail received has been reduced greatly, and the crack control strip of stand outer wall can protect the stand, when preventing to be collided with the fish tail, can play the effect of support when the stand receives the striking again, in order to reach the effect that shock resistance is strong.

Drawings

FIG. 1 is a front view of a high impact resistant metal barrier according to an embodiment of the present invention;

FIG. 2 is a top view of a high impact resistant metal barrier provided by an embodiment of the present invention;

FIG. 3 is a schematic view of a portion of a reinforcement pin according to an embodiment of the present invention;

fig. 4 is a sectional view of a drum according to an embodiment of the present invention.

In the figure: 1. a base plate; 2. a column; 3. a top plate; 4. a railing; 5. mounting a plate; 6. reinforcing the nail; 7. a support frame; 8. a drum; 9. mounting holes; 10. anti-cracking strips; 11. a bearing; 12. a shaft lever; 13. a steel support layer; 14. a buffer filling layer; 15. a waterproof wear-resistant layer; 16. a movable groove; 17. a cylinder; 18. a tip; 19. a wire rope; 20. a spring.

Detailed Description

In order to further understand the contents, features and effects of the present invention, the following embodiments are illustrated and described in detail with reference to the accompanying drawings.

The structure of the present invention will be described in detail below with reference to the accompanying drawings.

Please refer to fig. 1-4, a metal guardrail with strong impact resistance includes a base plate 1, two same columns 2 are fixedly connected to two sides of the base plate 1, a top plate 3 is fixedly connected to the top of the columns 2, five rails 4 parallel to each other are fixedly connected to the top of the base plate 1, the top of the rails 4 is fixedly connected to the bottom of the top plate 3, four same rollers 8 are arranged on the front side of the rails 4, bearings 11 are fixedly connected to two ends of each roller 8, a support frame 7 is fixedly connected to the outer wall of each bearing 11, the outer wall of each support frame 7 is fixedly connected to the outer wall of each rail 4, the rollers 8 are fixedly connected to two adjacent rails 4 through the support frames 7, a mounting plate 5 is fixedly connected to the bottom of each column 2, four mounting holes 9 are formed in the mounting plate 5, reinforcing nails 6 are fixedly connected to the outer walls of the columns 2 close to the mounting plate 5, and the.

In this embodiment, place the screw through the inside at the mounting hole 9 that sets up, fix the guardrail, simultaneously cylinder 8 can also rotate when receiving the striking, will receive striking ground power to decompose into the power of the tangent direction of 8 striking points of cylinder and the effort to the guardrail, has reduced the power that the guardrail received greatly to reach the effect that shock resistance is strong.

Specifically, the bottom of the outer wall of the reinforcing nail 6 is provided with a movable groove 16, the bottom of the inner wall of the movable groove 16 is hinged with two identical cylinders 17, the top of the outer wall of each cylinder 17 is fixedly connected with a steel wire rope 19, and the other end, away from the corresponding cylinder 17, of each steel wire rope 19 is fixedly connected with the top of the inner wall of the movable groove 16.

In this embodiment, the reinforcing nails 6 are inserted into the holes, and the steel wire rope 19 is used for limiting and supporting the column 17, so that the plurality of reinforcing nails 6 can be fixed in different directions, for example, the columns 17 of the adjacent reinforcing nails 6 are located on the planes perpendicular to each other, and the effect of firm fixation is achieved.

Specifically, the inside of drum 8 includes axostylus axostyle 12, the outer wall at axostylus axostyle 12 both ends and the inner wall fixed connection of bearing 11, the outer wall fixedly connected with steel supporting layer 13 of axostylus axostyle 12, the outer wall fixedly connected with buffering filling layer 14 of steel supporting layer 13 (specifically adopt the material can adopt soft rubber), the outer wall fixedly connected with waterproof wearing layer 15 of buffering filling layer 14 (can adopt hard rubber).

In this embodiment, buffering filling layer 14 can play the effect of a buffering when the guardrail receives the striking, and waterproof wearing layer 15 can protect cylinder 8 simultaneously, strengthens cylinder 8's life.

Specifically, a tip 18 is fixedly connected to the top end of the column 17 far away from the movable groove 16.

In this embodiment, the pointed end 18 of the post 17 can be easily driven into the ground.

Specifically, four anti-cracking strips 10 are fixedly connected to the edges of the outer wall of the stand column 2, and the anti-cracking strips are steel plates welded to the outer wall of the stand column 2.

In this embodiment, the crack control strip 10 of 2 outer walls of stand can protect stand 2, when preventing to be collided with the fish tail, can play the effect of support when stand 2 receives the striking again.

Specifically, a spring 20 is arranged outside the steel wire rope 19, one end of the spring 20 is fixedly connected with the outer wall of the column 17, and the other end, far away from the column 17, of the spring 20 is fixedly connected with the top of the inner wall of the movable groove 16.

In this embodiment, the spring 20 at the bottom of the reinforcement nail 6 springs the column 17 open, and a barb shape is formed between the column 17 and the reinforcement nail 6 to firmly hook the protruding land.

The working principle and the using process of the invention are as follows: firstly, mounting holes 9 are drilled on the ground, then the guardrail is placed above the corresponding mounting holes 9 on the ground, screws are placed in the mounting holes 9 to fix the guardrail, meanwhile, the inside of the insertion holes of the reinforcing nails 6 are reinforced, the cylinder 17 is bounced open by the springs 20 at the bottoms of the reinforcing nails 6, a barb shape is formed between the cylinder 17 and the reinforcing nails 6, the tip 18 at the tail end of the cylinder 17 can be conveniently penetrated into the ground, meanwhile, the steel wire rope 19 carries out limit support on the cylinder 17 to achieve the effect of firm fixation, the buffer filling layer 14 can play a role of buffering when the guardrail is impacted, meanwhile, the roller 8 can also rotate when the guardrail is impacted, the impacted ground force is decomposed into the force in the tangential direction of the impact point of the roller 8 and the acting force on the guardrail, the force borne by the guardrail is greatly reduced, and the anti-cracking strips 10 on the outer wall of the upright 2 can protect the upright 2, the upright post 2 can play a supporting role when being impacted while being prevented from being collided and scratched, so that the effect of strong impact resistance is achieved.

The above description is only for the preferred embodiment of the present invention, and is not intended to limit the present invention in any way, and all simple modifications, equivalent changes and modifications made to the above embodiment according to the technical spirit of the present invention are within the scope of the technical solution of the present invention.

Claims

1. The metal guardrail with strong impact resistance comprises a base plate (1) and is characterized in that two identical upright posts (2) are fixedly connected to two sides of the base plate (1), a top plate (3) is fixedly connected to the tops of the upright posts (2), five mutually parallel railings (4) are fixedly connected to the top of the base plate (1), the tops of the railings (4) are fixedly connected with the bottom of the top plate (3), four identical rollers (8) are arranged on the front surfaces of the railings (4), bearings (11) are fixedly connected to two ends of each roller (8), a support frame (7) is fixedly connected to the outer wall of each bearing (11), the outer wall of each support frame (7) is fixedly connected with the outer wall of each railing (4), each roller (8) is fixedly connected with two adjacent railings (4) through the support frame (7), and a mounting plate (5) is fixedly connected to the bottom of each upright post (2), four mounting holes (9) are formed in the mounting plate (5), the outer wall of the upright post (2) close to the mounting plate (5) is fixedly connected with a reinforcing nail (6), and the reinforcing nail (6) is in an Arabic numeral 7 shape.

2. The metal guardrail with strong impact resistance as claimed in claim 1, wherein the bottom of the outer wall of the reinforcing nail (6) is provided with a movable groove (16), the bottom of the inner wall of the movable groove (16) is hinged with two identical columns (17) arranged on opposite sides, the top of the outer wall of the column (17) is fixedly connected with a steel wire rope (19), and the other end of the steel wire rope (19) far away from the column (17) is fixedly connected with the top of the inner wall of the movable groove (16).

3. The metal guardrail with high impact resistance as claimed in claim 1, wherein the inside of the roller (8) comprises a shaft rod (12), the outer walls of both ends of the shaft rod (12) are fixedly connected with the inner wall of the bearing (11), the outer wall of the shaft rod (12) is fixedly connected with a steel supporting layer (13), the outer wall of the steel supporting layer (13) is fixedly connected with a buffering filling layer (14), and the outer wall of the buffering filling layer (14) is fixedly connected with a waterproof wear-resistant layer (15).

4. The shock-resistant metal guardrail of claim 2 characterized in that a tip (18) is fixedly connected to the top end of the column (17) away from the movable groove (16).

5. The metal guardrail with strong impact resistance as claimed in claim 1, characterized in that four anti-cracking strips (10) are fixedly connected at the edges of the outer wall of the upright (2).

6. The metal guardrail with high impact resistance as claimed in claim 2, wherein a spring (20) is arranged outside the steel wire rope (19), one end of the spring (20) is fixedly connected with the outer wall of the column body (17), and the other end of the spring (20) far away from the column body (17) is fixedly connected with the top of the inner wall of the movable groove (16).