CN216640391U

CN216640391U - Municipal administration road and bridge engineering guardrail

Info

Publication number: CN216640391U
Application number: CN202220097608.0U
Authority: CN
Inventors: 李更银
Original assignee: Individual
Current assignee: Individual
Priority date: 2022-01-14
Filing date: 2022-01-14
Publication date: 2022-05-31
Anticipated expiration: 2032-01-14

Abstract

The utility model discloses a municipal road and bridge engineering guardrail, which relates to the technical field of guardrails and comprises an upright post, wherein the top end of the upright post is fixedly connected with a fixing cover with a U-shaped structure, a sliding block is arranged in the fixing cover, the middle part of the inner wall of the bottom end of the fixing cover is movably connected with a screw rod through a bearing, the middle part of the sliding block is provided with a thread groove in a penetrating way, the screw rod is connected with the thread groove in a penetrating way, and one side of the sliding block is fixedly connected with a support frame with an Contraband-shaped structure. According to the utility model, the fixing cover is arranged at the top end of the upright column, the sliding block is arranged in the fixing cover, and the screw rod in the fixing cover is matched with the thread groove in the middle of the sliding block, so that the height of the sliding block can be adjusted, and further, the height of the guardrail can be adjusted, thereby facilitating the installation of the device.

Description

Municipal administration road and bridge engineering guardrail

Technical Field

The utility model relates to the technical field of guardrails, in particular to a guardrail for municipal road and bridge engineering.

Background

The guard rail is a fence. Guardrail-this is said to be industrial "rail guard". The guardrail is mainly used for protecting and protecting personal safety and equipment facilities in occasions such as houses, roads, commercial districts, public places and the like. The guardrails are visible everywhere in our lives, and some guardrails are installed on roads and bridges to prevent vehicles from rushing down the roads or bridges, so that larger traffic accidents are avoided.

Current guardrail adopts the steel band to make mostly, though can play the guard action, but when car striking guardrail, the guardrail of fixed structure is difficult to realize the cushioning effect to the car, is difficult to avoid the passenger injured, and the protecting effect is not enough, and in addition, the guardrail that the steel band was made is inconvenient when the installation carries out the regulation of height according to the road conditions, is unfavorable for the erection construction. Therefore, it is necessary to provide a guardrail for municipal road and bridge engineering to solve the above problems.

SUMMERY OF THE UTILITY MODEL

The utility model aims to provide a municipal road and bridge engineering guardrail to solve the problems in the background art.

In order to achieve the purpose, the utility model provides the following technical scheme: a municipal road and bridge engineering guardrail comprises a stand column, wherein the top end of the stand column is fixedly connected with a fixing cover of a U-shaped structure, a sliding block is arranged in the fixing cover, the middle part of the inner wall of the bottom end of the fixing cover is movably connected with a screw rod through a bearing, the middle part of the sliding block is provided with a thread groove in a penetrating way, the screw rod is connected with the thread groove in a penetrating way, one side of the sliding block is fixedly connected with a support frame of an Contraband-shaped structure, the inner side of the support frame is fixedly connected with a fixing rod, two ends of the fixing rod are movably connected with two groups of support plates which are symmetrically distributed through a pin shaft, one end of each of the two groups of support plates is movably connected with a connecting rod through a pin shaft, two ends of one side, close to each other, of the two connecting rods are respectively provided with a tensioning assembly, two ends of one side, far away from each other, of the two connecting rods are respectively movably connected with a mounting plate, one side, close to each other, is provided with a plurality of fixing rollers, the plurality of fixed rollers are distributed at equal intervals.

Preferably, a plurality of logical grooves have all been seted up in the both ends of fixed roll through, it sets up to oval structure to lead to the groove, and is a plurality of lead to the groove and be annular array distribution.

Preferably, the tensioning assembly comprises an insertion tube and an insertion rod, and the insertion tube and the insertion rod are connected in an insertion mode.

Preferably, the intubate is close to one side inner wall fixedly connected with locating piece of inserted bar, the middle part of inserted bar is run through and is seted up the bar groove, the locating piece is located the bar groove, one side inner wall swing joint in one side of spring and bar groove is passed through to one side of locating piece.

Preferably, the bottom end of the upright post is fixedly connected with a positioning plate, and positioning holes are formed in four corners of the positioning plate in a penetrating mode.

Preferably, the top end of the screw rod is fixedly connected with an inner hexagonal nut, and the inner hexagonal nut is located above the fixed cover.

The utility model has the technical effects and advantages that:

1. according to the guardrail mounting device, the fixing cover is arranged at the top end of the upright post, the sliding block is arranged in the fixing cover, the screw rod in the fixing cover is matched with the thread groove in the middle of the sliding block, so that the height of the sliding block can be adjusted, and further, the height of a guardrail can be adjusted, so that the device is convenient to mount;

2. according to the utility model, the fixed roller is arranged between the two mounting plates, when an automobile collides against the fixed roller during collision, part of the automobile impact force can be converted into oblique force by the fixed roller, so that the automobile is guided to turn, passengers are prevented from being injured by the collision between the passengers and the interior of the automobile under the action of inertia when the automobile directly collides with the guardrail and stops, and the protection effect of the guardrail is further improved.

Drawings

Fig. 1 is a schematic view of the overall structure of the present invention.

Fig. 2 is a schematic view of the mounting plate structure of the present invention.

Fig. 3 is a schematic structural view of the fixing roller of the present invention.

Fig. 4 is a schematic view of the structure of the upright post of the present invention.

Fig. 5 is a schematic structural diagram of the connecting plate of the present invention.

FIG. 6 is a top view of the tension assembly configuration of the present invention.

Fig. 7 is a schematic diagram of the deformation state of the whole structure of the utility model.

In the figure: 1. a column; 2. a fixed cover; 3. a slider; 4. a screw; 5. a thread groove; 6. a support frame; 7. fixing the rod; 8. a support plate; 9. a connecting rod; 10. a tension assembly; 11. mounting a plate; 12. a fixed roller; 13. a through groove; 14. inserting a tube; 15. inserting a rod; 16. positioning blocks; 17. a strip-shaped groove; 18. positioning a plate; 19. an inner hexagonal nut.

Detailed Description

The technical solutions in the embodiments of the present invention will be clearly and completely described below with reference to the drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only a part of the embodiments of the present invention, and not all of the embodiments. All other embodiments, which can be obtained by a person skilled in the art without making any creative effort based on the embodiments in the present invention, belong to the protection scope of the present invention.

The utility model provides a municipal road and bridge engineering guardrail as shown in figures 1-7, which comprises an upright post 1, wherein the top end of the upright post 1 is fixedly connected with a fixing cover 2 with a U-shaped structure, a sliding block 3 is arranged in the fixing cover 2, the middle part of the inner wall of the bottom end of the fixing cover 2 is movably connected with a screw rod 4 through a bearing, the middle part of the sliding block 3 is provided with a thread groove 5 in a penetrating way, the screw rod 4 is connected with the thread groove 5 in a penetrating way, the screw rod 4 is matched with the thread groove 5, so that the height of the sliding block 3 can be adjusted, further, the height of the guardrail can be adjusted, one side of the sliding block 3 is fixedly connected with a support frame 6 with an Contraband-shaped structure, the inner side of the support frame 6 is fixedly connected with a fixing rod 7, and two ends of the fixing rod 7 are both movably connected with two groups of support plates 8 which are symmetrically distributed through pin shafts;

specifically, the supporting plates 8 not only play a role in connecting the mounting plates 11 with the fixing rods 7, when the impact force is too large, the two supporting plates 8 can be straightened, so that the tensioning assemblies 10 can be assisted to bear the tensile force, further the guardrail is prevented from being damaged due to the too large impact force, one ends of the two groups of supporting plates 8 are movably connected with the connecting rods 9 through pin shafts, two ends of one side, close to each other, of the two connecting rods 9 are respectively provided with the tensioning assemblies 10, two ends of one side, far away from each other, of the two connecting rods 9 are respectively movably connected with the mounting plates 11 through pin shafts, one side, close to each other, of the two mounting plates 11 is provided with a plurality of fixing rollers 12, the fixing rollers 12 are made of rubber materials, and the fixing rollers 12 are distributed at equal intervals;

more specifically, a plurality of through grooves 13 are formed at both ends of the fixed roller 12 in a penetrating manner, the through grooves 13 are arranged in an elliptical structure, the through grooves 13 are distributed in an annular array manner, when an automobile impacts the fixed roller 12, the fixed roller 12 can deform to a certain extent due to the arrangement of the through grooves 13, and further can absorb part of impact energy, the tensioning assembly 10 comprises an insertion pipe 14 and an insertion rod 15, the insertion pipe 14 is in insertion connection with the insertion rod 15, a positioning block 16 is fixedly connected to the inner wall of one side of the insertion pipe 14 close to the insertion rod 15, a strip-shaped groove 17 is formed in the middle of the insertion rod 15 in a penetrating manner, the positioning block 16 is located in the strip-shaped groove 17, one side of the positioning block 16 is movably connected with the inner wall of one side of the strip-shaped groove 17 through a spring, when the two connecting rods 9 move relatively, the positioning block 16 slides in the strip-shaped groove 17, a positioning plate 18 is fixedly connected to the bottom end of the upright column 1, and positioning holes are formed in four corners of the positioning plate 18, the top end of the screw rod 4 is fixedly connected with an inner hexagonal nut 19, the inner hexagonal nut 19 is located above the fixed cover 2, and the inner hexagonal nut 19 is arranged to facilitate the rotation of the screw rod 4 by workers.

The working principle of the utility model is as follows:

when the device is installed, the positioning plate 18 at the bottom end of the upright post 1 is fixed on one side of a road, the mounting plates 11 are movably connected with the supporting plates 8 through the connecting rods 9, meanwhile, the inner hexagonal nuts 19 are rotated according to the actual heights of the two sides of the road, so that the screw rod 4 rotates, the screw rod 4 is matched with the thread groove 5, the sliding block 3 slides in the fixing cover 2, the supporting frame 6 and the fixing rod 7 move up and down until the mounting plates 11 are movably connected with the adjacent supporting plates 8, and the installation of the device can be completed;

this device is when using, when the car striking guardrail, the car is at first striking fixed roll 12, fixed roll 12 turns into oblique force with partly impact, the guide auto steering, another part impact is transmitted to connecting rod 9 through mounting panel 11, make two connecting rod 9 produce the effort of keeping away from each other, two connecting rod 9 separation pulling intubate 14 and inserted bar 15 this moment, intubate 14 drives the motion of locating piece 16, locating piece 16 moves in the bar groove 17 at inserted bar 15 middle part, locating piece 16 extrusion spring this moment, make the spring take place to deform, spring deformation absorbs the effort, thereby certain cushioning effect has been played.

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 or portions thereof without departing from the spirit and scope of the utility model.

Claims

1. The utility model provides a town road and bridge engineering guardrail, includes stand (1), its characterized in that: the top end of the upright post (1) is fixedly connected with a fixing cover (2) with a U-shaped structure, a sliding block (3) is arranged in the fixing cover (2), the middle part of the inner wall of the bottom end of the fixing cover (2) is movably connected with a screw rod (4) through a bearing, the middle part of the sliding block (3) is provided with a thread groove (5) in a penetrating way, the screw rod (4) is connected with the thread groove (5) in a penetrating way, one side of the sliding block (3) is fixedly connected with a support frame (6) with an Contraband-shaped structure, the inner side of the support frame (6) is fixedly connected with a fixing rod (7), two ends of the fixing rod (7) are both movably connected with two groups of symmetrically distributed support plates (8) through pin shafts, one end of each group of the support plates (8) is both movably connected with a connecting rod (9) through a pin shaft, and both ends of one side, close to each other, of the two connecting rods (9) are both provided with tensioning components (10), two one side both ends that connecting rod (9) kept away from each other all have mounting panel (11), two through round pin axle swing joint one side that mounting panel (11) are close to each other is provided with a plurality of fixed rollers (12), and is a plurality of fixed roller (12) are equidistant distribution.

2. The municipal road and bridge engineering guardrail of claim 1, wherein: the both ends of fixed roll (12) all run through and have seted up a plurality of logical groove (13), it sets up to oval structure to lead to groove (13), and is a plurality of it distributes to lead to groove (13) to be annular array.

3. The municipal road and bridge engineering guardrail of claim 2, wherein: the tensioning assembly (10) comprises an insertion pipe (14) and an insertion rod (15), wherein the insertion pipe (14) and the insertion rod (15) are connected in an insertion mode.

4. The municipal road and bridge engineering guardrail of claim 3, wherein: one side inner wall fixedly connected with locating piece (16) that intubate (14) are close to inserted bar (15), the middle part of inserted bar (15) runs through and has seted up bar groove (17), locating piece (16) are located bar groove (17), one side inner wall swing joint in one side of spring and bar groove (17) is passed through to one side of locating piece (16).

5. The municipal road and bridge engineering guardrail of claim 4, wherein: the bottom end of the upright post (1) is fixedly connected with a positioning plate (18), and positioning holes are formed in four corners of the positioning plate (18) in a penetrating mode.

6. The municipal road and bridge engineering guardrail of claim 5, wherein: the top end of the screw rod (4) is fixedly connected with an inner hexagonal nut (19), and the inner hexagonal nut (19) is located above the fixed cover (2).