CN215518311U

CN215518311U - Steel temporary bridge

Info

Publication number: CN215518311U
Application number: CN202121316310.6U
Authority: CN
Inventors: 李钦涛; 邱霖; 张立军; 王俊强
Original assignee: Qingdao Engineering Co Ltd of China Railway No 10 Engineering Group Co Ltd
Current assignee: Qingdao Engineering Co Ltd of China Railway No 10 Engineering Group Co Ltd
Priority date: 2021-06-11
Filing date: 2021-06-11
Publication date: 2022-01-14
Anticipated expiration: 2031-06-11

Abstract

The utility model provides a steel suspension bridge, relates to bridge construction technical field, including pontic and two steel-pipe piles, two the steel-pipe pile is squeezed into both sides river along department respectively, the pontic erects two on the steel-pipe pile the both sides of two tip of pontic all are provided with a steel stand the middle part both sides of pontic all are provided with the otic placode, the upper end and the homonymy of steel stand install the cable between the otic placode.

Description

Steel temporary bridge

Technical Field

The utility model relates to the technical field of bridge construction, in particular to a steel temporary bridge.

Background

The steel temporary bridge is a simple bridge temporarily erected by steel. The method is mainly used for main bridge construction or temporary traffic for dredging construction points. When a viaduct bridge is constructed, in order to avoid danger caused by falling objects, traffic below and around the viaduct is temporarily closed or temporarily diverted, a temporary traffic channel needs to be opened around the viaduct, when a small-medium river or a gully is encountered, a steel temporary bridge needs to be erected, a traditional erection method is to uniformly drive steel pipe piles into the river, and then to erect bailey beams, bridge decks and the like.

Disclosure of Invention

In order to solve the problems of the prior art, the utility model provides a steel temporary bridge.

The purpose of the utility model can be realized by the following technical scheme: the utility model provides a steel temporary bridge, includes the pontic and two steel-pipe piles, two both sides river edge department is squeezed into respectively to the steel-pipe pile, the pontic erects two on the steel-pipe pile the both sides of two tip of pontic all are provided with a steel stand the middle part both sides of pontic all are provided with the otic placode, the upper end and the homonymy of steel stand install the cable between the otic placode.

Preferably, concrete poured bearing platforms are arranged on two sides of the river, steps are oppositely arranged on the two bearing platforms, and the bridge body is lapped on the steps to be fixed.

Preferably, the height of the bearing platform is higher than the road surface; and an inclined buffer platform is arranged between the bearing platform and the road surface in the driving direction of the bridge body.

Preferably, the cross section of the slow connecting platform along the longitudinal bridge direction is triangular, and the slow connecting platform is anchored on the end face of the bearing platform by a screw.

Preferably, the lower end of the steel upright post is inserted into the bearing platform and integrally cast.

Preferably, a connecting plate and a reinforcing rib are arranged between the steel upright post and the upper end face of the bearing platform for fixed installation.

Preferably, the bridge body comprises a lower-layer longitudinal and transverse beam supporting frame and an upper-layer bridge deck, the bridge deck extends to the bearing platform, guard rails are arranged on two side edges of the longitudinal and transverse beam supporting frame, and the ear plates are mounted in the middle of the two side edges of the longitudinal and transverse beam supporting frame.

The utility model discloses a construction flow does: (1) constructing bearing platforms and steel columns on two banks of a river, taking a supporting platform surface as a main construction surface, and driving steel pipe piles into the river edge; (2) erecting a longitudinal and transverse beam supporting frame, and installing guard railings and ear plates; (3) and after the bridge deck is laid, a guy cable is arranged between the top of the steel upright post and the lug plate.

The comprehensive effects brought by the utility model comprise: the utility model has simple and reasonable structure, the bearing platform and the steel upright post are firstly constructed on the river bank, then the steel pipe pile on the river edge is used for supporting the two ends of the bridge body, and the steel cable is pulled between the steel upright post and the lug plate on the bridge body to play a role of supporting the middle part of the bridge body, the erection mode is simple and the efficiency is high, and the construction is carried out on the river bank and the bridge body.

Drawings

FIG. 1 is a schematic structural diagram of a steel access bridge according to an embodiment of the present invention.

Wherein like parts are designated by like reference numerals throughout the several views; the figures are not drawn to scale.

Detailed Description

The utility model is further illustrated by the following figures and examples.

Examples

The purpose of the embodiment of the utility model can be realized by the following technical scheme: a steel temporary bridge comprises a bridge body and two steel pipe piles 1, wherein the two steel pipe piles 1 are respectively driven into river edges on two sides, the bridge body is erected on the two steel pipe piles 1, concrete poured bearing platforms 2 are arranged on two sides of a river, namely on the river bank edges on the two sides, steps 3 are oppositely arranged on the two bearing platforms 2, and the end parts of the bridge body are lapped on the steps 3 to be fixed; two sides of the bearing platform 2 are respectively provided with a steel upright post 4, and the lower ends of the steel upright posts 4 are inserted into the bearing platform 2 to be integrally cast and molded; the middle part both sides of pontic all are provided with otic placode 5, the upper end of steel stand 4 and homonymy install cable 6 between the otic placode 5.

Further, in this embodiment, the bridge body includes a lower-layer longitudinal and transverse beam support frame 7 and an upper-layer bridge deck 8, the upper end surface of the bearing platform 2 is flush with the upper end surface of the longitudinal and transverse beam support frame 7, so that the bridge deck 8 can extend onto the bearing platform 2, guard rails 9 are disposed on two side edges of the longitudinal and transverse beam support frame 7, and the ear plates 5 are mounted in the middle of the two side edges of the longitudinal and transverse beam support frame 7.

Further, in the present embodiment, the height of the bearing platform 2 is higher than the road surface 10; an inclined buffer abutment 11 is arranged between the bearing platform 2 and the road surface 10 in the driving direction of the bridge body; the slow connecting table 11 is triangular in cross section along the longitudinal bridge direction, and the slow connecting table 11 is anchored on the end face of the bearing platform 2 by screws.

Further, in the present embodiment, in order to reinforce the connection strength between the steel column 4 and the bearing platform 2, a connecting plate 12 is provided at a position of the steel column 4 on the upper end surface of the bearing platform 2, the connecting plate 12 is anchored on the upper end surface of the bearing platform 2 by bolts, and a reinforcing rib 13 is installed between the connecting plate 12 and the steel column 4.

The utility model discloses construction flow does: 1, constructing bearing platforms 2 and steel columns 4 on both banks of a river, taking a supporting platform surface as a main construction surface, and driving steel pipe piles 1 into the river edge; 2, erecting a longitudinal-transverse beam supporting frame 7, and installing guard rails 9 and ear plates 5; 3, after the bridge deck 8 is laid, a guy cable 6 is arranged between the top of the steel upright post 4 and the ear plate 5.

The comprehensive effects brought by the embodiment of the utility model comprise: the utility model has simple and reasonable structure, the bearing platform 2 and the steel upright post 4 are firstly constructed on the river bank, then the two ends of the bridge body are supported by the steel pipe pile 1 on the river edge, and the steel cable is pulled between the steel upright post 4 and the lug plate 5 on the bridge body to play a role of supporting the middle part of the bridge body, the erection mode is simple and the efficiency is high, and the construction is carried out on the river bank and the bridge body.

The structures, proportions, sizes, and other dimensions shown in the drawings and described in the specification are for understanding and reading the present disclosure, and are not intended to limit the scope of the present disclosure, which is defined in the claims, and are not essential to the art, and any structural modifications, changes in proportions, or adjustments in size, which do not affect the efficacy and attainment of the same are intended to fall within the scope of the present disclosure. In addition, the terms "upper", "lower", "left", "right", "middle" and "one" used in the present specification are for clarity of description, and are not intended to limit the scope of the present invention, and the relative relationship between the terms and the terms is not to be construed as a scope of the present invention.

The utility model has been described above with reference to preferred embodiments, but the scope of protection of the utility model is not limited thereto, and all technical solutions falling within the scope of the claims are within the scope of protection of the utility model. Various modifications may be made and equivalents may be substituted for elements thereof without departing from the scope of the utility model. In particular, the technical features mentioned in the embodiments can be combined in any way as long as there is no structural conflict.

Claims

1. The utility model provides a steel temporary bridge, its characterized in that, includes pontic and two steel-pipe pile (1), two both sides river edge department is squeezed into respectively in steel-pipe pile (1), the pontic erects two on steel-pipe pile (1) the both sides of two tip of pontic all are provided with a steel stand (4) the middle part both sides of pontic all are provided with otic placode (5), the upper end and the homonymy of steel stand (4) install cable (6) between otic placode (5).

2. The steel temporary bridge according to claim 1, wherein concrete-poured bearing platforms (2) are arranged on two sides of a river, steps (3) are oppositely arranged on the two bearing platforms (2), and the bridge body is lapped on the steps (3) and fixed.

3. The steel access bridge according to claim 2, characterized in that the bearing platform (2) is higher than the road surface (10); and an inclined buffer platform (11) is arranged between the bearing platform (2) and the road surface (10) in the driving direction of the bridge body.

4. The steel access bridge according to claim 3, characterised in that the buffer abutment (11) is triangular in cross section in the longitudinal direction of the bridge and that the buffer abutment (11) is anchored with screws on the end face of the bearing platform (2).

5. The steel temporary bridge according to claim 2, characterized in that the lower ends of the steel upright posts (4) are inserted into the bearing platform (2) and integrally cast.

6. The steel temporary bridge according to claim 5, characterized in that a connecting plate (12) and a reinforcing rib (13) are fixedly arranged between the steel upright (4) and the upper end face of the bearing platform (2).

7. The steel temporary bridge according to claim 1, wherein the bridge body comprises a lower-layer longitudinal and transverse beam supporting frame (7) and an upper-layer bridge deck (8), the bridge deck (8) extends onto the bearing platform (2), guard rails (9) are arranged on two sides of the longitudinal and transverse beam supporting frame (7), and the ear plates (5) are installed in the middle of two sides of the longitudinal and transverse beam supporting frame (7).