CN211200190U

CN211200190U - Novel guardrail can be dismantled to road bridge engineering

Info

Publication number: CN211200190U
Application number: CN201920600391.9U
Authority: CN
Inventors: 刘二国; 韩卫华
Original assignee: Individual
Current assignee: Individual
Priority date: 2019-04-29
Filing date: 2019-04-29
Publication date: 2020-08-07
Anticipated expiration: 2029-04-29

Abstract

The utility model relates to the technical field of guardrails, a novel detachable guardrail for road and bridge engineering, which comprises upright posts, an upper cross beam and a lower cross beam, wherein the upper cross beam and the lower cross beam are arranged between two groups of upright posts; through taking out the closed post of stand top, remove the stand to the fixed block and break away from the inside position of stand, dismantle the upstand spiral that will damage, just can use reserve upstand to finish its installation, the utility model discloses not only save the time when needing to be changed the guardrail, and do not need wholly with changing entablature and bottom end rail, save with the material cost, reduced the use fund.

Description

Novel guardrail can be dismantled to road bridge engineering

Technical Field

The utility model relates to a guardrail technical field especially relates to a novel road bridge engineering can dismantle guardrail.

Background

The road and bridge engineering can be divided into: roadbed, road surface, bridge, culvert, tunnel, drainage, protection, greening, traffic engineering, electromechanical engineering and other engineering. The unit project according to the standard is divided into: roadbed engineering, pavement engineering, bridge engineering, interchange engineering, tunnel engineering, environmental protection engineering, traffic safety facilities, electromechanical engineering and house building engineering, and construction guardrails are widely used for isolating a construction site from a traffic area during road and bridge engineering construction.

Technical problems existing in the prior art

1. In the traditional guardrail for road and bridge engineering, the upper cross beam, the lower cross beam and the vertical pipes are fixed by welding, if the vertical columns are damaged and need to be replaced, the upper cross beam and the lower cross beam need to be replaced together, time is wasted during replacement, and material cost is increased;

2. when a vehicle is in misoperation or out of control and collides with the traditional guardrail for road and bridge engineering, the guardrail does not contain an energy absorption device, so that the vertical columns are easy to be directly hit and scattered everywhere, and workers are accidentally injured.

In order to solve the problem, the application provides a novel guardrail can be dismantled to road and bridge engineering.

SUMMERY OF THE UTILITY MODEL

Objects of the invention

In order to solve the technical problems that an upper cross beam and a lower cross beam need to be replaced together and an energy absorbing device is not contained when the vertical column is replaced in the background technology, the utility model provides a novel detachable guardrail for road and bridge engineering, when the vertical column is damaged and needs to be replaced, a closed column above a vertical column can be directly taken out, the damaged vertical column is spirally detached, and a standby vertical column is installed, the utility model not only saves time when the guardrail needs to be replaced, but also does not need to integrally replace the upper cross beam and the upper cross beam, saves material cost, reduces use cost, and can generate deformation to generate a buffering effect when a vehicle body impacts the guardrail for the road and bridge engineering due to misoperation or out of control by arranging the sleeved vertical column and a compression spring on one hand, and can generate a buffering effect due to the hollow structure of the vertical column, and on the other hand, the energy absorbing operation is further performed by matching with the compression spring in the vertical column after the shrinkage after impact, prevent the vertical post from scattering everywhere after being hit to fly, accidentally injure the staff.

(II) technical scheme

In order to solve the problems, the utility model provides a novel detachable guardrail for road and bridge engineering, which comprises upright posts, an upper cross beam and a lower cross beam which are arranged between two groups of upright posts, a vertical column is arranged between the upper cross beam and the lower cross beam, an upper fixing column is fixedly arranged at the position, close to the upper cross beam, of the top end of the vertical column, the outer side wall of the upper fixing column is provided with threads, the outer side wall of the upper cross beam is provided with screw holes corresponding to the vertical columns, a lower fixing column is fixedly arranged at the position of the vertical column close to the lower cross beam, a fixing hole is arranged at the position of the outer side wall of the lower cross beam corresponding to the vertical column, both ends of the upper cross beam and the lower cross beam are provided with fixed blocks, the outer side walls of the fixed blocks are provided with through holes, the top of stand is installed and is sealed the post, it has the spliced pole to seal the welding of post below, the inside of bottom end rail is equipped with the sleeve pipe.

Preferably, the thread is adapted to the screw hole.

Preferably, the lower fixing column is matched with the fixing hole.

Preferably, the diameter of the through hole is the same as that of the connecting column, and the inner wall of the connecting column is attached to the outer side wall of the through hole.

Preferably, the sleeve is a hollow structure, and a compression spring is installed inside the sleeve.

Preferably, the bottom of the upright post is provided with a base.

The above technical scheme of the utility model has following profitable technological effect:

1. the upper fixing column is rotated in the screw hole through the matching of the screw thread on the surface of the upper fixing column above the vertical column and the screw hole below the upper cross beam, the vertical column is fixed below the upper cross beam, the fixing hole on the upper cross beam corresponds to the lower fixing column at the bottom end of the vertical column, the lower fixing column is inserted into the fixing hole to form a connecting structure of the upper cross beam, the vertical column and the upper cross beam, the fixing blocks arranged at the two ends of the upper cross beam and the lower cross beam penetrate through the inner part of the vertical column, the closed column is inserted from the top end of the vertical column, the connecting column at the bottom of the closed column is inserted into the through hole, the inner wall of the through hole is attached to the outer side wall of the connecting column to form a fixing structure, when the vertical column is damaged and needs to be replaced, the closed column above the vertical column can be directly taken out, the vertical column is moved to the position where the fixing block, the utility model not only saves time when the guardrail needs to be replaced, but also does not need to replace the upper beam and the lower beam integrally, saves material cost and reduces use funds;

2. when vehicle misoperation or the striking when out of control were to the guardrail for road bridge engineering, through setting up the upstand and the compression spring that cup joint, on the one hand because the upstand is hollow structure can take place deformation when the automobile body striking and produce the cushioning effect, on the other hand receives in the post after the striking shrink to cooperate with compression spring and carry out further energy-absorbing operation, prevents that the upstand from being hit scattered everywhere after flying, accidentally injures the staff.

Drawings

Fig. 1 is a schematic structural diagram of the present invention.

Fig. 2 is a cross-sectional view of the upper and lower cross members of the present invention.

Fig. 3 is a schematic view of the connection structure of the middle vertical post and the upper fixing post of the present invention.

Fig. 4 is a half-section view of the middle column of the utility model.

Fig. 5 is a schematic structural diagram of the middle fixing block of the present invention.

Fig. 6 is a schematic structural view of the middle vertical post of the present invention.

Reference numerals:

1. a column; 2. a base; 3. an upper cross beam; 4. a vertical post; 5. an upper cross beam; 6. a screw hole; 7. a fixing hole; 8. a thread; 9. an upper fixing column; 10. a lower fixing column; 11. closing the column; 12. connecting columns; 13. a through hole; 14. a fixed block; 15. a sleeve; 16. compressing the spring.

Detailed Description

In order to make the objects, technical solutions and advantages of the present invention more apparent, the present invention will be described in detail with reference to the accompanying drawings. It should be understood that the description is intended to be illustrative only and is not intended to limit the scope of the present invention. Moreover, in the following description, descriptions of well-known structures and techniques are omitted so as to not unnecessarily obscure the concepts of the present invention.

As shown in fig. 1-6, the utility model provides a novel guardrail can be dismantled to road and bridge engineering, including stand 1 and entablature 3 and the bottom end rail 5 of installing between two sets of stands 1, be equipped with upstand 4 between entablature 3 and the bottom end rail 5, the rigidity that upstand 4 tops are close to entablature 3 is equipped with last fixed column 9, the lateral wall of going up fixed column 9 is equipped with screw thread 8, screw 6 has been seted up to the lateral wall of entablature 3 and the position that upstand 4 correspond, upstand 4 is close to the rigidity of bottom end rail 5 and is equipped with down fixed column 10, fixed orifices 7 has been seted up to the lateral wall of bottom end rail 5 and the position that upstand 4 correspond, entablature 3 all is equipped with fixed block 14 with the both ends of bottom end rail 5, through-hole 13 has been seted up to the lateral wall of fixed block 14, closed post 11 is installed at the top of stand 1, closed post 11.

In the utility model, the screw thread 8 on the surface of the upper fixed column 9 above the vertical column 4 is matched with the screw hole 6 below the upper crossbeam 3, the upper fixed column 9 is rotated in the screw hole 6, the vertical column 4 is fixed below the upper crossbeam 3, the fixed hole 7 on the upper crossbeam 5 is corresponding to the lower fixed column 10 at the bottom end of the vertical column 4, the lower fixed column 10 is inserted into the fixed hole 7, the upper crossbeam 3 is formed, the connection structure of the vertical column 4 and the upper crossbeam 5 is formed, the fixed blocks 14 arranged at the two ends of the upper crossbeam 3 and the upper crossbeam 5 penetrate into the vertical column 1, the closed column 11 is inserted from the top end of the vertical column 1, the connecting column 12 at the bottom of the closed column 11 is inserted into the through hole 13, the inner wall of the through hole 13 is attached to the outer side wall of the connecting column 12 to form a fixed structure, when the vertical column is damaged and needs to be replaced, the closed column 11 above the vertical column 1 can be directly taken out, take off entablature 5 again, dismantle the 4 spirals of upstand that will damage, install reserve upstand 4, the utility model discloses not only save the time when needing to change the guardrail, and do not need wholly with changing entablature 3 and entablature 5, save material cost, use fund has been reduced, when vehicle misoperation or the striking for the road bridge engineering guardrail out of control, through setting up upstand 4 and compression spring 16 that cup joint, on the one hand because upstand 4 can take place deformation production buffering effect when the automobile body striking for hollow structure, on the other hand receives sleeve pipe 15 and compression spring 16 in the stand after the striking shrink to cooperate and further advance the energy-absorbing operation, prevent that the upstand is scattered everywhere after being hit to fly, the accidental injury to the staff.

As shown in fig. 2 and 3, the screw thread 8 is adapted to the screw hole 6.

It should be noted that the screw thread 8 on the surface of the upper fixing column 9 above the vertical column 4 is matched with the screw hole 6 below the upper cross beam 3, so that the upper fixing column 9 rotates in the screw hole 6, and the vertical column 4 is conveniently fixed below the upper cross beam 3.

As shown in fig. 2 and 3, the lower fixing post 10 is fitted into the fixing hole 7.

The lower fixing posts 10 are inserted into the fixing holes 7, so that the connection structure of the vertical posts 4 and the upper cross beam 5 can be formed.

As shown in fig. 4, the diameter of the through hole 13 is the same as that of the connecting column 12, and the inner wall of the connecting column 12 is fitted to the outer wall of the through hole 13.

It should be noted that the connecting column 12 closing the bottom of the column 11 is inserted into the through hole 13, and the inner wall of the through hole 13 is attached to the outer side wall of the connecting column 12 to form a fixing structure.

As shown in fig. 6, the sleeve 15 has a hollow structure, and a compression spring 16 is installed inside the sleeve 15.

It should be noted that the sleeve 15 inside the upright post contracted after being impacted is matched with the compression spring 16 for further energy absorption operation, so as to prevent the upright post from scattering after being impacted.

The base 2 is provided at the bottom of the column 1.

It is to be understood that the above-described embodiments of the present invention are merely illustrative of or explaining the principles of the invention and are not to be construed as limiting the invention. Therefore, any modification, equivalent replacement, improvement and the like made without departing from the spirit and scope of the present invention should be included in the protection scope of the present invention. Further, it is intended that the appended claims cover all such variations and modifications as fall within the scope and boundaries of the appended claims or the equivalents of such scope and boundaries.

Claims

1. A novel detachable guardrail for road and bridge engineering comprises upright posts (1), an upper cross beam (3) and a lower cross beam (5) which are arranged between two sets of upright posts (1), wherein a vertical post (4) is arranged between the upper cross beam (3) and the lower cross beam (5), and is characterized in that an upper fixing post (9) is fixedly arranged at the top end of the vertical post (4) close to the upper cross beam (3), threads (8) are arranged on the outer side wall of the upper fixing post (9), a screw hole (6) is formed in the outer side wall of the upper cross beam (3) and the position corresponding to the vertical post (4), a lower fixing post (10) is fixedly arranged at the position of the vertical post (4) close to the lower cross beam (5), a fixing hole (7) is formed in the outer side wall of the lower cross beam (5) and the position corresponding to the vertical post (4), and fixing blocks (14) are arranged at two ends of the upper cross beam (3) and the, through-hole (13) have been seted up to the lateral wall of fixed block (14), closed post (11) are installed at the top of stand (1), the welding of closed post (11) below has spliced pole (12), the inside of bottom end rail (5) is equipped with sleeve pipe (15).

2. The novel detachable guardrail for road and bridge engineering according to claim 1, characterized in that the thread (8) is adapted to the screw hole (6).

3. The novel detachable guardrail for road and bridge engineering according to claim 1, characterized in that the lower fixing columns (10) are matched with the fixing holes (7).

4. The novel detachable guardrail for road and bridge engineering according to claim 1, characterized in that the diameter of the through hole (13) is the same as that of the connecting column (12), and the inner wall of the connecting column (12) is attached to the outer side wall of the through hole (13).

5. The novel detachable guardrail for road and bridge engineering according to claim 1, characterized in that the sleeve (15) is a hollow structure, and a compression spring (16) is installed inside the sleeve (15).

6. The novel detachable guardrail for road and bridge engineering according to claim 1 is characterized in that a base (2) is arranged at the bottom of the upright column (1).