CN211897783U - Rail guard structure that steel truss overline bridge faces combination forever - Google Patents
Rail guard structure that steel truss overline bridge faces combination forever Download PDFInfo
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- CN211897783U CN211897783U CN202020125063.0U CN202020125063U CN211897783U CN 211897783 U CN211897783 U CN 211897783U CN 202020125063 U CN202020125063 U CN 202020125063U CN 211897783 U CN211897783 U CN 211897783U
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- gutter
- guard rail
- guard
- steel truss
- roof gutter
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Abstract
The utility model relates to a guard rail structure combined with steel truss overpass, which comprises an upper chord beam, a roof gutter, a gutter support and a guard rail; a plurality of gutter brackets are welded on two sides of an upper chord beam of the steel truss overpass along the length direction to serve as a fixed supporting structure of a roof gutter, and guard railings take the roof gutter as a template and are arranged on the top of the outer vertical surface of the roof gutter; the roof gutter is of a groove-shaped structure, the outer layer of the roof gutter is wrapped with a steel plate, and concrete is filled in the steel plate; the guard rail is an assembled type temporary protection structure easy to disassemble and comprises a guard rail stand column, a guard rail body, stand column ear plates, guard rail ear plates, high-strength bolts and bolt holes. The utility model has the advantages that: the utility model discloses use the roofing gutter as the template, set up the rail guard at the top of its facade, can effectively block article such as reinforcing bar, sharp-pointed article, concrete material, can satisfy the safety protection requirement of steel truss overline bridge construction period, ensure under the overline business line operation and constructor's safety.
Description
Technical Field
The utility model belongs to the technical field of the overline bridge, concretely relates to steel truss overline bridge faces rail guard structure who combines forever.
Background
In recent years, with the rapid development of national railways, the passing amount of trains is larger and larger, the original station can not receive a plurality of trains for stopping at the same time, and the number of stations can not meet the requirement. In order to solve the problem, stations in the whole country expand original stations, and meanwhile, normal operation of station yards is guaranteed. The pedestrian overpass for crossing a plurality of railway business lines downwards usually selects a large span because of large railway traffic flow, complex surrounding environment and few selectable pier stud positions, and simultaneously, in order to ensure the normal operation of railway trains, the allowed construction time for crossing the business lines is short, and the integral hoisting mode is usually adopted.
Steel truss overpass probably has dropping of reinforcing bar, sharp-pointed article, concrete material etc. in integral hoisting and subsequent engineering construction, and then causes the injury to business line operation and constructor etc. under the overpass, consequently need set up the rail guard in order to satisfy the safety protection requirement, however, this type of rail guard is interim protective structure usually, need demolish after the engineering completion, there is the material extravagant, demolish the problem in the aspect of difficulty, environmental pollution etc., simultaneously also very big increase the work load of construction, the cost and the construction degree of difficulty of engineering have been improved.
In view of this, to the not enough in the steel truss overline bridge protective guard structure work progress in the past, urgent need a steel truss overline bridge faces guard structure who combines forever, under the prerequisite that satisfies steel truss overline bridge safety protection, provides a simple structure, construction convenience, low cost, energy-concerving and environment-protective can dismantle many times cyclic utilization's guard structure to reduce the construction degree of difficulty of engineering as far as, reduce engineering cost, safe risk and environmental pollution.
SUMMERY OF THE UTILITY MODEL
The utility model aims at overcoming the not enough among the prior art, provide a simple structure, construction convenience, low cost, energy-concerving and environment-protective steel truss overline bridge face the rail guard structure that combines forever.
The guard rail structure with the permanently adjacent combination of the steel truss overpass comprises an upper chord beam, a roof gutter, a gutter support and a guard rail; a plurality of gutter brackets are welded on two sides of an upper chord beam of the steel truss overpass along the length direction to serve as a fixed supporting structure of a roof gutter, and guard railings take the roof gutter as a template and are arranged on the top of the outer vertical surface of the roof gutter; the roof gutter is of a groove-shaped structure, a steel plate wraps the outer layer of the roof gutter, concrete is filled in the steel plate, a plurality of embedded sleeves are arranged in the concrete at equal intervals, and the upper ends of the embedded sleeves are exposed out of the upper surface of the concrete; the guard rail is an assembled type temporary protection structure which is easy to disassemble and comprises a guard rail upright post, a guard rail body, upright post ear plates, guard rail ear plates, high-strength bolts and bolt holes; the railing upright post of the guard rail is inserted into the embedded sleeve; the guardrail upright post is welded with an upright post ear plate with a reserved bolt hole, and the upright post ear plate corresponds to a guardrail ear plate arranged on the guardrail body; the upright post ear plate and the guardrail ear plate are fixedly connected through a high-strength bolt.
Preferably, the method comprises the following steps: the upright post ear plate positioned at the lower part is higher than the upper surface of the concrete.
Preferably, the method comprises the following steps: the railing stand insert pre-buried sleeve certain length, and set up the preformed hole and be used for installing spacing round pin board on the railing stand.
The utility model has the advantages that:
(1) the utility model discloses use the roofing gutter as the template, set up the rail guard at the top of its facade, can effectively block article such as reinforcing bar, sharp-pointed article, concrete material, can satisfy the safety protection requirement of steel truss overline bridge construction period, ensure under the overline business line operation and constructor's safety.
(2) The utility model discloses a face combination design forever, at first set up pre-buried sleeve pipe in roofing gutter concrete, through inserting the installation that realizes the rail guard in the pre-buried sleeve pipe with the railing post, railing post lower extreme sets up spacing round pin board and fixes a position, can ensure that the rail guard really plays the guard action in steel truss overpass construction phase.
(3) The utility model discloses a quick detachable rail guard structure of assembled carries out fixed connection by the bolt that excels in, and engineering is once only demolishd after the completion for the functional design of rail guard obtains optimizing, but rail guard dismantles back reuse, has simple structure, low cost's advantage, can further reduce the material extravagant.
Drawings
FIG. 1 is a cross-sectional view of a long-span steel truss overpass;
fig. 2 is a schematic structural view of a permanently bonded guard rail;
fig. 3 is a big picture of the fixed connection between the railing post and the guardrail body.
Description of reference numerals: 1-upper chord beam, 2-roof gutter, 3-gutter support, 4-roof panel, 5-protective fence, 6-steel plate, 7-concrete, 8-embedded casing, 9-railing upright post, 10-guardrail body, 11-upright post ear plate, 12-guardrail ear plate, 13-high-strength bolt, 14-limit pin plate and 15-bolt hole.
Detailed Description
The present invention will be further described with reference to the following examples. The following description of the embodiments is merely provided to aid in understanding the invention. It should be noted that, for those skilled in the art, without departing from the principle of the present invention, the present invention can be further modified and modified, and such modifications and modifications also fall within the protection scope of the appended claims.
As shown in fig. 1-3, the guard rail structure for permanently and temporarily combining the steel truss overpass comprises an upper chord beam 1, a roof gutter 2, a gutter support 3 and a guard rail 5; the steel truss overline bridge is formed by integrally assembling on site, a roof panel 4 is arranged between upper chord beams 1, a plurality of gutter brackets 3 are welded on two sides of the upper chord beams 1 of the steel truss overline bridge along the length direction to serve as fixed supporting structures of roof gutters 2, guard rails 5 take the roof gutters 2 as templates, and the guard rails 5 are arranged on the tops of outer vertical surfaces of the roof gutters 2;
the roof gutter 2 is of a groove-shaped structure, a steel plate 6 is wrapped on the outer layer of the roof gutter, concrete 7 is filled in the steel plate 6, a plurality of embedded sleeves 8 are arranged in the concrete 7 at equal intervals, and the upper ends of the embedded sleeves 8 are exposed out of the upper surface of the concrete 7;
the guard rail 5 is installed by inserting the guard rail upright posts 9 into the embedded sleeves 8.
The guard rail 5 is an assembled type temporary protection structure which is easy to disassemble and comprises a guard rail upright post 9, a guard rail body 10, upright post ear plates 11, guard rail ear plates 12, high-strength bolts 13, limiting pin plates 14 and bolt holes 15; the guardrail upright post 9 is welded with two upright post ear plates 11 provided with bolt holes 15, the two upright post ear plates 11 correspond to guardrail ear plates 12 arranged on the guardrail body 10, and the upright post ear plate 11 positioned at the lower part is slightly higher than the upper surface of the concrete 7, so that the guardrail 5 can be conveniently removed at the later stage; the upright post ear plate 11 and the guardrail ear plate 12 are fixedly connected through a high-strength bolt 13 to form a main body structure of the guardrail 5; railing post 9 insert pre-buried sleeve 8 certain length, and set up the preformed hole and be used for installing spacing round pin board 14 on railing post 9, inject railing post 9's depth of insertion.
Claims (3)
1. The utility model provides a rail guard structure that steel truss overline bridge faces combination forever which characterized in that: comprises an upper chord beam (1), a roof gutter (2), a gutter support (3) and a protective guard (5); a plurality of gutter supports (3) are welded on two sides of an upper chord beam (1) of the steel truss overpass along the length direction and used as fixed supporting structures of the roof gutter (2), and the guard rail (5) takes the roof gutter (2) as a template and is arranged at the top of the outer vertical surface of the roof gutter (2); the roof gutter (2) is of a groove-shaped structure, a steel plate (6) is wrapped on the outer layer of the roof gutter (2), concrete (7) is filled in the steel plate (6), a plurality of embedded sleeves (8) are arranged in the concrete (7) at equal intervals, and the upper ends of the embedded sleeves (8) are exposed out of the upper surface of the concrete (7); the guard rail (5) is an assembled type temporary protection structure which is easy to disassemble and comprises a guard rail upright post (9), a guard rail body (10), upright post ear plates (11), guard rail ear plates (12), high-strength bolts (13) and bolt holes (15); a railing upright post (9) of the guard rail (5) is inserted into the embedded sleeve (8); the guardrail post (9) is welded with a post ear plate (11) with a reserved bolt hole (15), and the post ear plate (11) corresponds to a guardrail ear plate (12) arranged on the guardrail body (10); the upright post ear plate (11) and the guardrail ear plate (12) are fixedly connected through a high-strength bolt (13).
2. The permanently jointed protective fence structure of the steel truss overpass of claim 1, wherein: the upright post ear plates (11) positioned at the lower part are higher than the upper surface of the concrete (7).
3. The permanently jointed protective fence structure of the steel truss overpass of claim 1, wherein: railing stand (9) insert pre-buried sleeve (8) certain length, and set up the preformed hole on railing stand (9) and be used for installing spacing cotter board (14).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202020125063.0U CN211897783U (en) | 2020-01-20 | 2020-01-20 | Rail guard structure that steel truss overline bridge faces combination forever |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202020125063.0U CN211897783U (en) | 2020-01-20 | 2020-01-20 | Rail guard structure that steel truss overline bridge faces combination forever |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN211897783U true CN211897783U (en) | 2020-11-10 |
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202020125063.0U Active CN211897783U (en) | 2020-01-20 | 2020-01-20 | Rail guard structure that steel truss overline bridge faces combination forever |
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Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN112458886A (en) * | 2020-12-18 | 2021-03-09 | 南南铝工程有限责任公司 | Half calabash shape aluminum alloy pedestrian bridge connection structure |
| CN114703749A (en) * | 2022-04-08 | 2022-07-05 | 中铁大桥局武汉桥梁特种技术有限公司 | Method for steel truss inspection vehicle to pass through pier top without obstacle |
-
2020
- 2020-01-20 CN CN202020125063.0U patent/CN211897783U/en active Active
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN112458886A (en) * | 2020-12-18 | 2021-03-09 | 南南铝工程有限责任公司 | Half calabash shape aluminum alloy pedestrian bridge connection structure |
| CN114703749A (en) * | 2022-04-08 | 2022-07-05 | 中铁大桥局武汉桥梁特种技术有限公司 | Method for steel truss inspection vehicle to pass through pier top without obstacle |
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