CN213476623U

CN213476623U - Novel safety barrier structure for highway bridge

Info

Publication number: CN213476623U
Application number: CN202022150507.9U
Authority: CN
Inventors: 黄少发; 赖灵燕; 袁友福
Original assignee: Guangdong Weiji Construction Engineering Co ltd
Current assignee: Guangdong Weiji Construction Engineering Co ltd
Priority date: 2020-09-26
Filing date: 2020-09-26
Publication date: 2021-06-18
Anticipated expiration: 2030-09-26

Abstract

The utility model belongs to the technical field of the technique of guardrail and specifically relates to a novel highway is safety barrier structure for bridge is related to, it includes base, vertical fixation in stand, level on the base loading end set up in guardrail bar on the stand and vertical set up in branch on the guardrail bar, still including set up in be used for the installation on the stand the coupling assembling of guardrail bar and set up in be used for the installation on the guardrail bar the fastening components of branch. This application has realized guardrail structure's demountable installation, has improved guardrail structure's dismouting portability, and the staff of especially being convenient for maintains or changes the guardrail bar or branch that damage, has improved staff's work efficiency.

Description

Novel safety barrier structure for highway bridge

Technical Field

The application relates to the technical field of safety barriers, in particular to a novel safety barrier structure for a highway bridge.

Background

The guardrail is an iron fence arranged on the roadside or between a sidewalk and a lane, and the guardrails are generally arranged on two sides of a road and a bridge, so that the guardrail aims to prevent an out-of-control vehicle from crossing the road and the bridge and accidentally injuring the vehicle or passerby, has a protection effect of preventing the vehicle from breaking through, running through and crossing the road and the bridge, and can play a role in beautifying the city.

The guardrail includes base, stand, guardrail bar and horizontal pole usually, and wherein, the base is fixed in the road surface through the bolt usually, and the stand welds in the base loading end, and the horizontal pole both ends are fixed in respectively between the adjacent coexistence post, and the horizontal pole sets up two or more along the direction of height interval of stand usually, and many guardrail bars are fixed in on the horizontal pole along the length direction interval of horizontal pole.

With respect to the related art among the above, the inventors consider that the following technical drawbacks exist: the existing guardrail adopts a fixed structure, the guardrail is inconvenient to maintain and replace after being damaged, and the impact force cannot be effectively reduced during vehicle impact, so that the guardrail is easy to damage and break. For this reason, further improvement is awaited.

SUMMERY OF THE UTILITY MODEL

In order to the inconvenient problem of changing of maintaining in guardrail damage back, this application provides a novel safety barrier structure for public road bridge roof beam.

The application provides a pair of novel safety barrier structure for public road bridge roof beam adopts following technical scheme:

the utility model provides a novel highway is safety barrier structure for bridge, include the base, set up perpendicularly in stand, level on the base loading end set up in guardrail bar on the stand and vertical set up in branch on the guardrail bar, still including set up in be used for the installation on the stand the coupling assembling of guardrail bar and set up in be used for the installation on the guardrail bar the fastening component of branch.

By adopting the technical scheme, the guardrail rods are detachably mounted on the stand columns through the connecting assemblies, the supporting rods are detachably mounted on the guardrail rods through the fastening assemblies, the dismounting convenience of the guardrail structure is improved, particularly, when part of guardrails are damaged, the guardrail rods or the supporting rods which are damaged are dismounted for maintenance or replacement by workers, and the working efficiency of the workers is improved to a certain extent.

Optionally, the connecting assembly comprises a connecting inner sleeve fixed on one side of the stand column and a connecting outer sleeve in threaded connection with the outer side of the connecting inner sleeve, and one end of the guardrail rod is in splicing fit with the connecting inner sleeve.

Through adopting above-mentioned technical scheme, during the installation, at first be fixed in preset position with base and stand, will connect the overcoat and remove to the one end of connecting the overcoat and keeping away from the stand, then make the both ends of guardrail bar pass corresponding connection overcoat respectively and insert and connect in the connection endotheca that corresponds, then rotate and connect the overcoat, make and connect the overcoat and move toward the direction that is close to the stand to reach the purpose of being fixed in the guardrail bar on the stand. The operation of the process is simple, convenient and quick, the convenience of disassembling and assembling the guardrail rod is improved, and the work efficiency of workers is improved.

Optionally, the fastening assembly includes a first clamping block fixed to the guardrail bar, a second clamping block hinged to the guardrail bar and cooperating with the first clamping block to fix the support rod to the guardrail bar, and a first locking member for locking the second clamping block to the guardrail bar.

Through adopting above-mentioned technical scheme, during the installation, place the tip of branch on first clamp splice, then rotate the second clamp splice, make the cooperation of second clamp splice and first clamp splice be fixed in branch on the guardrail bar, then the rethread first locking piece locks the second clamp splice on the guardrail bar to reach and be fixed in the purpose on the guardrail bar with branch. The process is simple, convenient and quick to operate, the convenience of disassembling and assembling the supporting rod is improved, and the working efficiency of workers is improved.

Optionally, the stand is connected with the stopper that is used for the restriction to slide on the stand connect the overcoat position, be provided with on the stand be used for with the stopper lock in second locking piece on the stand.

Through adopting above-mentioned technical scheme, after connecting the overcoat and rotating predetermined position, restrict the position of connecting the overcoat through the stopper, rethread second locking piece locks the stopper on the stand to reach and reduce and connect the overcoat and appear rotating by oneself in the use and lead to influencing the condition emergence of connecting the steadiness.

Optionally, a mounting groove is formed in one side, close to the guardrail rod, of the stand column, one end of the guardrail rod is inserted into the mounting groove, and a third locking piece used for limiting the end portion of the guardrail rod in the mounting groove is arranged on the stand column.

Through adopting above-mentioned technical scheme, improved the steadiness of being connected between guardrail bar and the stand to reduce the possibility that the guardrail falls off from the stand.

Optionally, the connecting sleeve is fixedly sleeved with an outer tooth part at one end close to the stand column, and the limiting block is provided with an inner tooth groove meshed with the outer tooth part.

By adopting the technical scheme, the connecting outer sleeve is locked at the preset position through the matching of the outer tooth part and the inner tooth groove, so that the aim of improving the connecting stability is fulfilled.

Optionally, one end of the connecting outer sleeve, which is close to the guardrail bar, is provided with an operation part.

Through adopting above-mentioned technical scheme, the operating portion of setting is convenient for the staff and rotates and connect the overcoat, can improve staff's work efficiency to a certain extent.

Optionally, a threaded hole is formed in the bearing surface of the base, and a threaded portion matched with the threaded hole is arranged at one end, close to the base, of the stand column.

By adopting the technical scheme, the stand column is detachably arranged on the base through the matching of the threaded hole and the threaded part, so that the dismounting portability of the guardrail structure is improved.

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

1. by arranging the connecting assembly and the fastening assembly, the guardrail structure can be detachably mounted, the dismounting portability of the guardrail structure is improved, particularly, the damaged guardrail rod or the support rod can be conveniently maintained or replaced by workers, and the working efficiency of the workers is improved;

2. through setting up stopper, second locking piece, mounting groove, third locking piece, external tooth portion and interior tooth's socket, improved each corresponding connection's steadiness to the fastness of guardrail structure has been improved.

Drawings

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

FIG. 2 is an exploded view of a connection assembly and a partial cross-sectional view of a column in an embodiment of the present application;

FIG. 3 is an enlarged view of portion A of FIG. 2;

fig. 4 is an exploded view of a fastening assembly in an embodiment of the present application.

Description of reference numerals: 1. a base; 11. mounting blocks; 111. a threaded hole; 2. a column; 20. a connecting assembly; 21. connecting the inner sleeve; 211. a square through hole; 22. connecting the outer sleeve; 221. an outer tooth portion; 222. an operation section; 223. a circular through hole; 23. a limiting block; 231. an inner tooth socket; 232. a slider; 24. mounting grooves; 25. a threaded portion; 26. a chute; 3. guard rails; 30. a fastening assembly; 31. a first clamping block; 32. a second clamp block; 321. a fixed shaft; 4. a support rod.

Detailed Description

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

The embodiment of the application discloses novel safety barrier structure for public road bridge roof beam, refer to fig. 1, novel safety barrier structure for public road bridge roof beam includes base 1, stand 2, guardrail bar 3 and branch 4, and wherein, base 1 sets up in ground, and stand 2 sets up perpendicularly on base 1, is provided with on the stand 2 and installs guardrail bar 3 coupling assembling 20 on stand 2, is provided with on branch 4 and installs branch 4 in the fastening components 30 on guardrail bar 3.

Referring to fig. 2, the base 1 is a flat plate structure with a square cross section, and the base 1 can be mounted on the ground through fasteners such as bolts. The mounting block 11 is fixedly connected to the center of the bearing surface of the base 1, the cross section of the mounting block 11 is square, a threaded hole 111 is formed in the center of the mounting block 11, a threaded portion 25 extends downwards from one end of the upright post 2 close to the mounting block 11 along the length direction of the upright post, and the upright post 2 is fixed on the mounting block 11 through the matching of the threaded portion 25 and the threaded hole 111.

Referring to fig. 2 and 3, in the present embodiment, the connecting assembly 20 includes a connecting inner sleeve 21 and a connecting outer sleeve 22, wherein the connecting inner sleeve 21 has a cylindrical structure with a circular cross section, a square through hole 211 is formed in the connecting outer sleeve 22 along an axial direction of the connecting outer sleeve 22, the cross section of the square through hole 211 has a shape consistent with that of the cross section of the guardrail bar 3, and an external thread is disposed on a peripheral side of the connecting inner sleeve 21.

Referring to fig. 3, in the present embodiment, the inner connecting sleeve 21 is uniformly divided into four parts separated from each other by four side surfaces of the square through hole 211, so that the inner connecting sleeve 21 has a certain radial deformation range.

Meanwhile, the size of the square through hole 211 in the connecting inner sleeve 21 is set to be slightly smaller than the size of the cross section of the guardrail rod 3, during installation, the end part of the guardrail rod 3 is inserted into the square through hole 211 in the connecting inner sleeve 21, and at the moment, the end part of the guardrail rod 3 is matched with the square through hole 211 in the connecting inner sleeve 21 to form interference fit, so that the connection stability is improved.

Referring to fig. 2 and 3, the connecting outer sleeve 22 is also a cylindrical structure with a circular cross section, a circular through hole 223 is formed in the connecting outer sleeve 22 along the axial direction of the connecting outer sleeve 22, an internal thread matched with the external thread on the connecting inner sleeve 21 is arranged on the side wall of the circular through hole 223, and the connecting inner sleeve 21 is locked by the connecting outer sleeve 22, so that the guardrail bar 3 is fixed on the upright post 2.

Referring to fig. 2, in order to further improve the connection stability between the guardrail bar 3 and the upright post 2, an installation groove 24 is formed in one side of the upright post 2 close to the guardrail bar 3, the installation groove 24 is communicated with the square through hole 211 on the inner connecting sleeve 21, and when the guardrail bar is installed, the end of the guardrail bar 3 penetrates through the square through hole 211 on the inner connecting sleeve 21 and is inserted into the installation groove 24. A first locking member, in this embodiment a bolt, is provided on one side of the column 2, and the bolt extends horizontally through the column 2 and through the balustrade 3 located in the mounting slot 24, thereby fixing the balustrade 3 in the mounting slot 24.

Referring to fig. 3, the column 2 is provided with a locking unit for restricting the position of the connection cover 22, and the locking unit includes a stopper 23 and a second locking member. A sliding groove 26 is formed in one side of the upright post 2 close to the guardrail bar 3, the length direction of the sliding groove 26 is consistent with the height direction of the upright post 2, and the sliding groove 26 is located right above the connecting inner sleeve 21.

Referring to fig. 3, stopper 23 is flat cuboid structure, offers on stopper 23 with the arc breach of connecting the all sides looks adaptation of overcoat 22, is close to slider 232 of one side fixedly connected with and the 26 looks adaptations of spout of stand 2 at stopper 23, through the cooperation of spout 26 with slider 232, slides stopper 23 and connects on stand 2.

In this embodiment, the second locking member is a bolt, and after the limiting block 23 is slid to a position where the arc-shaped notch of the limiting block 23 is engaged with the peripheral side of the connecting outer sleeve 22, the limiting block 23 is fixed to a predetermined position on the column 2 by the second locking member.

Referring to fig. 3, in order to reduce the occurrence of self-rotation of the connecting outer sleeve 22, an outer tooth portion 221 is disposed at one end of the connecting outer sleeve 22 close to the column 2, and an inner tooth groove 231 engageable with the outer tooth portion 221 is disposed in an arc notch of the stopper 23.

Referring to fig. 3, in order to facilitate the rotation of the connection outer casing 22 by the worker, an operation part 222 is disposed at one end of the connection outer casing 22 away from the upright post 2, and in this embodiment, the operation part 222 is a plurality of square blocks disposed in an array along the circumferential direction of the connection outer casing 22, wherein the number of the square blocks may be set according to specific situations, and the number of the square blocks is not limited herein.

When the guardrail is installed, the locking of the connecting outer sleeve 22 by the locking component is firstly released, then the connecting outer sleeve 22 is taken down from the connecting inner sleeve 21 and sleeved on the guardrail rod 3 to be installed, then the end part of the guardrail rod 3 is inserted into the square hole on the connecting inner sleeve 21, then the connecting outer sleeve 22 is moved towards the direction close to the upright post 2, the connecting outer sleeve 22 is connected onto the connecting inner sleeve 21 in a threaded mode, and finally the position of the connecting outer sleeve 22 is locked through the locking component.

Referring to fig. 2 and 4, in the present embodiment, the fastening assembly 30 includes a first clamping block 31 and a second clamping block 32, wherein the cross section of the first clamping block 31 is approximately U-shaped, the first clamping block 31 is fixed on the guardrail 3, the second clamping block 32 is approximately a flat rectangular parallelepiped structure, a fixing shaft 321 is disposed on the guardrail 3, and the second clamping block 32 is rotatably connected to the guardrail 3 through the fixing shaft 321. During installation, the end of the supporting rod 4 is inserted into the U-shaped opening of the first clamping block 31, then the second clamping block 32 is rotated to enable the second clamping block 32 to be matched with the first clamping block 31 to coat the end of the supporting rod 4, and the second clamping block 32 is provided with a third locking piece which is a bolt in the embodiment and locks the second clamping block 32 on the second clamping block 32 through the bolt, so that the supporting rod 4 is fixed on the guardrail rod 3.

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 novel highway is safety barrier structure for bridge, include base (1), set up perpendicularly in stand (2), the level on base (1) loading end set up in guardrail bar (3) on stand (2) and vertical set up in branch (4) on guardrail bar (3), its characterized in that: still including set up in be used for the installation on stand (2) the coupling assembling (20) of guardrail bar (3) and set up in be used for the installation on guardrail bar (3) fastening components (30) of branch (4), fastening components (30) including be fixed in first clamp splice (31) on guardrail bar (3), articulate in on guardrail bar (3) and with first clamp splice (31) cooperation will branch (4) are fixed in second clamp splice (32) on guardrail bar (3) and be used for with second clamp splice (32) lock in third locking piece on guardrail bar (3).

2. The novel safety barrier structure for road and bridge according to claim 1, wherein: coupling assembling (20) including being fixed in connect endotheca (21) and threaded connection in of stand (2) one side connect connection overcoat (22) in the endotheca (21) outside, the one end of guardrail bar (3) with connect endotheca (21) and peg graft the cooperation.

3. The novel safety barrier structure for road and bridge according to claim 2, wherein: it is used for the restriction to slide on stand (2) be connected with stopper (23) of connecting overcoat (22) position, be provided with on stand (2) be used for with stopper (23) lock in second locking piece on stand (2).

4. The novel safety barrier structure for road and bridge according to claim 3, wherein: mounting groove (24) have been seted up to stand (2) are close to one side of guardrail bar (3), the one end of guardrail bar (3) is inserted and is located in mounting groove (24), be provided with on stand (2) be used for with guardrail bar (3) tip limits in the first locking piece in mounting groove (24).

5. The novel safety barrier structure for road and bridge according to claim 4, wherein: the connecting outer sleeve (22) is close to one end of the upright post (2) and is fixedly sleeved with an outer tooth part (221), and the limiting block (23) is provided with an inner tooth groove (231) meshed with the outer tooth part (221).

6. The novel safety barrier structure for road and bridge according to claim 5, wherein: one end of the connecting outer sleeve (22) close to the guardrail rod (3) is provided with an operating part (222).

7. The novel safety barrier structure for road and bridge according to claim 6, wherein: threaded holes (111) are formed in the bearing surface of the base (1), and threaded portions (25) matched with the threaded holes (111) are arranged at one ends, close to the base (1), of the stand columns (2).