CN213507987U

CN213507987U - Viaduct structure

Info

Publication number: CN213507987U
Application number: CN202021528503.3U
Authority: CN
Inventors: 王建友
Original assignee: Individual
Current assignee: Individual
Priority date: 2020-07-20
Filing date: 2020-07-20
Publication date: 2021-06-22
Anticipated expiration: 2030-07-20

Abstract

The viaduct structure is a viaduct based on a ceiling type steel framework, and is composed of steel bridge columns, steel plate beams, a bridge floor bottom steel plate, a bridge floor side steel plate and cement stone concrete, wherein the steel bridge columns, the steel plate beams and the bridge floor bottom steel plate are mutually welded to form the ceiling type steel framework, the steel bridge columns, the steel plate beams and the bridge floor bottom steel plate respectively play a role of the bridge columns, the bridge and a bridge floor bottom plate, the bridge floor side steel plate is welded on the left side and the right side of the bridge floor bottom steel plate, the cement stone concrete is poured into a groove sample structure enclosed by the bridge floor side steel plate and the bridge floor bottom steel plate, and the viaduct structure has the advantages of firm structure, thin bridge floor and steel plate beams, low bridge floor height, no need of clamping plates during pouring, convenience in construction, less waste, material conservation, low manufacturing cost and the like, can replace the existing reinforced concrete viaduct, and.

Description

Viaduct structure

Technical field the utility model relates to a highway bridge structure, an use ceiling type steel framework as basis, bridge floor and bridge extremely thin, the bridge floor is low, the approach bridge is short or the slope is little, do not need splint, extravagant few, material province, the overpass that the cost is low when pouring specifically says so.

Background artthe present viaduct is a reinforced concrete structure, by the pier, the bridge floor is constituteed, its reinforcing bar welds vertically and horizontally, form network structure, the reinforcing bar net sets up inside the cement stone concrete, the reinforcing bar net structure is porous, can not form ceiling type steel framework, this kind of structure is insecure, therefore need increase a large amount of cement stone concrete, the pier is very big, the bridge floor bridge is very thick, the material waste is very big, the bridge floor height has been improved greatly simultaneously, correspondingly, the approach bridge becomes long, the slope grow, the pier, the bridge, need encapsulate with splint when the bridge floor is poured, in order to prevent the outflow of cement paste, the construction is troublesome, also cause the splint waste simultaneously, and the cost is also improved, and the cost is high.

The present invention aims to solve the problems of the above viaduct structure, and provides a viaduct based on the ceiling-type steel frame structure, which is very thin between the bridge floor and the bridge, low in bridge floor, short in approach bridge or small in gradient, free of clamping plates during casting, less in waste, material-saving, convenient in construction, and low in cost.

In order to achieve the purpose, the utility model adopts the following technical proposal:

the utility model consists of a steel bridge column, a steel plate beam, a steel plate bottom steel plate, a steel plate side of the bridge deck and cement stone concrete, wherein the steel bridge column is made of steel and can bear larger pressure, the steel plate beam is welded on the upper part of the steel bridge column and is a very long steel plate, two steel plate beams are respectively positioned above the steel bridge columns on the left side and the right side, the length of the steel plate beam is as long as that of a viaduct, the steel plate beam supports vehicles above and on the bridge deck and plays a role of the bridge beam, the steel plate bottom of the bridge deck is welded on the upper part of the steel plate beam, the steel plate bottom of the bridge deck is a wide and long steel plate, the width of the steel plate beam is just the width of the bridge deck, the length of the steel plate beam is as long as that of the viaduct, the steel plate bottom of the bridge deck completely seals the bottom of the bridge deck, and firmly supports the cement stone concrete and the vehicles on the upper part, bridge floor side steel sheet of upper surface welding of bridge floor bottom steel sheet left and right sides, left and right sides bridge floor side steel bridge and bridge floor bottom steel sheet are together, construct and enclose into a recess appearance structure, and the pouring has the cement stone concrete in the steel sheet top of bridge floor bottom, recess appearance structure, and the cement mortar outflow when the steel sheet of bridge floor side plays and prevents cement stone concrete placement, and cement stone concrete bonds firmly with bridge floor bottom steel sheet, bridge floor side steel sheet.

Compare with present overpass, the utility model discloses replace original reinforced concrete bridge post with the steel bridge post, replace original reinforced concrete bridge with the steel sheet roof beam that the steel sheet was made, replace original reinforced concrete bridge floor with the steel sheet outsourcing bridge floor that bridge floor bottom steel sheet, bridge floor side steel sheet parcel cement stone concrete formed for: firstly, the steel plate beam and the steel bridge column at the bottom of the bridge floor are mutually welded to form a ceiling type steel framework which is firm and can bear large pressure, secondly, the bridge floor and the steel plate beam are extremely thin, the height of the bridge floor is low, the approach bridge is short or the gradient is small, thirdly, no clamping plate is needed during pouring, the construction is convenient, fourthly, the waste is less, the material is saved, and the manufacturing cost is low.

Description of the drawings fig. 1 is a longitudinal structure view of a viaduct

FIG. 2 is a transverse structure diagram of the viaduct

In the figure: 1. steel bridge column 2, steel plate beam 3, bridge floor bottom steel plate 4, bridge floor side steel plate 5, cement stone concrete

Detailed description of the inventionaccording to the present invention, the bridge comprises a steel bridge column 1, a steel plate girder 2, a bridge floor bottom steel bridge 3, a bridge floor side steel plate 4, and a cement gravel concrete 5, wherein the steel bridge column 1, the steel plate girder 2, the bridge floor bottom steel plate 3, and the bridge floor side steel plate 4 are made of steel, the steel bridge column 1 is a lower part of an elevated bridge, the steel bridge column 1 supports the steel plate girder and the bridge floor, the steel plate girder 2 is welded to the upper part of the steel bridge column 1, the lower part of a long steel plate girder 2 can be welded to a plurality of steel bridge columns 1, the steel plate girder 2 is thin and long, the length of the steel plate girder 2 is the same as that of the elevated bridge, the steel plate girder 2 supports the bridge floor on the upper part, the upper part of the steel plate girder 2 is welded to the bridge floor bottom steel plate 3, two steel plate girders 2 on the left and right sides of the elevated bridge, the two steel plate girders 2 are, bridge floor bottom steel sheet 3 seals below the bridge floor, grout flows down when preventing 3 top cement stone concrete 5 pours of bridge floor bottom steel sheet, bridge floor bottom steel sheet 3 and steel sheet roof beam 2, steel bridge column 1 welding, constitute a ceiling formula steel framework, it is firm, can bear the pressure of top bridge floor and numerous vehicles, 3 both sides top welding bridge floor side steel sheet 4 of bridge floor bottom steel sheet, 4 length of bridge floor side steel sheet and overpass are with long, left and right sides bridge floor side steel sheet 4 encloses into a recess appearance structure with bridge floor

bottom steel sheet

3, 3 tops of bridge floor bottom steel sheet, there is cement concrete 5 in the recess appearance structure, grout outflows when bridge floor side steel sheet 4 can stop cement concrete 5 pours, cement stone concrete 5 and bridge floor

side steel sheet

4, 3 steel sheet coagulates together in bridge floor bottom, it is firm to bond.

Furthermore, the steel plate 3 at the bottom of the bridge deck and the steel plate 4 at the side edge of the bridge deck adopt the steel plates with the decorative patterns, and the textures protrude into the cement stone concrete 5, so that the cement stone concrete 5 and the decorative patterns are condensed together and are firmer.

Furthermore, the steel bars are welded on the steel plate 3 at the bottom of the bridge deck and protrude into the cement stone concrete 5, so that the cement stone concrete 5 is condensed together with the steel plate 3 at the bottom of the bridge deck and the steel plate 4 at the side edge of the bridge deck, and is firmer.

Furthermore, a layer of asphalt concrete is additionally paved on the cement stone concrete 5, so that the bridge deck cement stone concrete 5 is not easy to crack.

Furthermore, the guardrail is welded on the steel plate 3 at the bottom of the bridge deck, so that the guardrail is firmer.

Furthermore, the bridge deck sinks, and the bridge deck is flush with the ground, so that the underground passage becomes a tunnel and the ground view is not affected.

Furthermore, the steel bridge column 1 is replaced by a steel plate, the steel plate is long, so that the steel plate beam 2 and the bridge floor can be supported, and in addition, the steel plate can form a room structure under the bridge, and the like, so that the space under the bridge can be used for more purposes.

Furthermore, after the steel bridge column is replaced by the bridge column steel plate, a ground steel plate is paved below the bridge column steel plate, and the ground steel plate is welded with the bridge column steel plate, so that the firmness of the bridge column steel plate can be improved.

Furthermore, the bottom of the ground steel plate below the bridge post steel plate is provided with the pile post, and the pile post can prevent the ground steel plate from sinking.

Claims

1. The utility model provides a viaduct structure comprises steel bridge post (1), steel sheet roof beam (2), bridge floor bottom steel sheet (3), bridge floor side steel sheet (4), cement stone concrete (5), characterized by: the steel bridge column (1), the steel plate girder (2), the bridge floor bottom steel plate (3), the bridge floor side steel plate (4) are made of steel, the steel bridge column (1) is the lower part of the viaduct, the steel plate girder and the bridge floor are supported by the steel bridge column (1), the steel plate girder (2) is welded on the upper part of the steel bridge column (1), a plurality of steel bridge columns (1) can be welded on the lower part of a long steel plate girder (2), the steel plate girder (2) is long, the length of the steel plate girder (2) is the same as that of the viaduct, the bridge floor on the upper part is supported by the steel plate girder (2), the upper part of the steel plate girder (2) is welded with the bridge floor bottom steel plate (3), the two steel plate girders (2) on the left side and the right side of the viaduct are welded on the bottoms of the left side and the right side of the bridge floor bottom steel plate (3) respectively, the width of the bridge floor bottom steel plate (3), the concrete pouring device can prevent cement paste from flowing down when cement stone concrete (5) is poured on the steel plate (3) at the bottom of the bridge deck, the steel plate (3) at the bottom of the bridge deck is welded with the steel plate beam (2) and the steel bridge column (1) to form a ceiling type steel framework which is firm and can bear the pressure of the bridge deck above and a plurality of vehicles, the steel plate (4) at the side of the bridge deck is welded on the steel plate (3) at the side of the bridge deck bottom, the steel plate (4) at the side of the bridge deck has the same length as that of a viaduct, the steel plate (4) at the side of the bridge deck at the left side and the right side and the steel plate (3) at the bottom of the bridge deck enclose a groove-like structure, the cement stone concrete (5) is arranged above the steel plate (3) at the bottom of the bridge deck, the steel plate (4) at the side of the bridge deck can prevent the cement, the bonding is firm.

2. The overpass structure of claim 1, wherein: the steel plate (3) at the bottom of the bridge deck and the steel plate (4) at the side edge of the bridge deck adopt pattern steel plates, and the grains protrude into the cement stone concrete (5).

3. The overpass structure of claim 1, wherein: and reinforcing steel bars are welded on the steel plate (3) at the bottom of the bridge deck and protrude into the cement stone concrete (5).

4. The overpass structure of claim 1, wherein: a layer of asphalt concrete is additionally paved on the cement stone concrete (5).

5. The overpass structure of claim 1, wherein: the guardrail is welded on the steel plate (3) at the bottom of the bridge floor.

6. The overpass structure of claim 1, wherein: the bridge floor sinks, and the bridge floor is the parallel and level with ground, and like this, underground passage becomes the tunnel, and the ground field of vision is not influenced.

7. The overpass structure of claim 1, wherein: the steel bridge column (1) is replaced by a bridge column steel plate, the steel plate is long, so that the steel plate beam (2) and the bridge floor can be supported, in addition, the steel plate can form a room structure under the bridge, and the space under the bridge can be used for more purposes.

8. The overpass structure of claim 7, wherein: after the steel bridge column (1) is replaced by the bridge column steel plate, a ground steel plate is paved below the bridge column steel plate, and the ground steel plate is welded with the bridge column steel plate, so that the firmness of the bridge column steel plate can be increased.

9. The overpass structure of claim 8, wherein: the bottom of the ground steel plate below the bridge post steel plate is provided with the pile post which can prevent the ground steel plate from sinking.