CN220099696U - Protection device for bridge construction on reconstruction and expansion engineering - Google Patents
Protection device for bridge construction on reconstruction and expansion engineering Download PDFInfo
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- CN220099696U CN220099696U CN202321306151.0U CN202321306151U CN220099696U CN 220099696 U CN220099696 U CN 220099696U CN 202321306151 U CN202321306151 U CN 202321306151U CN 220099696 U CN220099696 U CN 220099696U
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- 238000010276 construction Methods 0.000 title claims abstract description 43
- 238000005452 bending Methods 0.000 claims abstract description 23
- 230000001681 protective effect Effects 0.000 claims description 10
- 229910000831 Steel Inorganic materials 0.000 claims description 4
- 239000010959 steel Substances 0.000 claims description 4
- 239000000463 material Substances 0.000 abstract description 5
- 238000004134 energy conservation Methods 0.000 abstract description 3
- 230000006978 adaptation Effects 0.000 description 2
- 238000009434 installation Methods 0.000 description 2
- 238000012986 modification Methods 0.000 description 2
- 230000004048 modification Effects 0.000 description 2
- 230000009286 beneficial effect Effects 0.000 description 1
- 238000010586 diagram Methods 0.000 description 1
- 230000000694 effects Effects 0.000 description 1
- 238000000034 method Methods 0.000 description 1
- 230000003014 reinforcing effect Effects 0.000 description 1
- 238000007789 sealing Methods 0.000 description 1
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Abstract
The utility model provides a protection device for bridge construction on reconstruction and expansion engineering, belonging to the technical field of protection devices; the protection device for bridge construction on the reconstruction and expansion project comprises a frame body, wherein a plurality of pull columns are arranged on the frame body and distributed at two ends of the frame body; the frame body is provided with a protection plate, and the protection plate comprises a plane part and bending parts positioned at two ends of the plane part; the bending part is positioned at the outer side of the pull column at the same end of the bending part. In the scheme, the protection device for bridge crossing construction on reconstruction and expansion engineering does not damage the structure of the expressway bridge, basically has no influence on expressway vehicle traffic, and increases the safety coefficient of the expressway bridge and the protection channel. In addition, the protection device for bridge construction on reconstruction and expansion engineering has the advantages of simple structure, easy assembly and disassembly, convenient operation, short construction period, reassembling and use after disassembly, increased material utilization rate and effective energy conservation.
Description
Technical Field
The utility model relates to the technical field of protection devices, in particular to a protection device for bridge construction in reconstruction and expansion engineering.
Background
At present, in the reconstruction and expansion engineering of expressways, construction operation of an upper bridge is often required, wherein before the construction of an overpass prefabricated T beam is completed to the construction of paving a bridge deck, risks such as falling of objects from high positions or hitting of objects exist on two sides of the T beam gap and the bridge deck, and the passing safety of vehicles under the bridge is seriously affected.
Disclosure of Invention
The utility model aims to solve the technical problem of providing a protection device for bridge construction on reconstruction and expansion engineering, which aims to solve the problem that objects fall from high positions at the gap of a T beam and two sides of a bridge deck in bridge construction operation, so that the passing safety of vehicles under the bridge is seriously affected.
In order to solve the technical problems, the utility model provides the following technical scheme:
the protection device for bridge construction on reconstruction and expansion engineering comprises a frame body, wherein a plurality of pull columns are arranged on the frame body, and the pull columns are distributed at two end parts of the frame body; the frame body is provided with a protection plate, and the protection plate comprises a plane part and bending parts positioned at two ends of the plane part; the bending part is positioned at the outer side of the pull column at the same end of the bending part.
The frame body comprises bottom beams which are arranged in parallel, purlines are arranged on the bottom beams, and the purlines are vertically connected with the bottom beams.
Wherein, any one all be provided with two on the floorpan and draw the post, two draw the post and set up respectively the both ends of floorpan, and with floorpan fixed connection.
The bottom beam is of a double-layer structure and comprises an upper beam and a lower beam which are arranged in parallel, and a plurality of upright posts are arranged between the upper beam and the lower beam.
The length of the plane part of the protection plate is consistent with the length of the bottom beam.
The two ends of the bottom beam are respectively provided with a side beam, and the side beams are arranged at the bottom of the bending part and are matched with the angle of the bending part.
Wherein the number of the bottom beams is at least three.
Further, the included angle formed by the bending part of the protection plate and the plane part is 130-160 degrees.
Preferably, the frame body is made of galvanized square tubes, and the protection plate is made of color steel tiles.
The technical scheme of the utility model has the following beneficial effects:
in the scheme, the protection device for bridge crossing construction on reconstruction and expansion engineering does not damage the structure of the expressway bridge, basically has no influence on expressway vehicle traffic, and increases the safety coefficient of the expressway bridge and the protection channel. In addition, the protection device for bridge construction on reconstruction and expansion engineering has the advantages of simple structure, easy assembly and disassembly, convenient operation, short construction period, reassembling and use after disassembly, increased material utilization rate and effective energy conservation.
Drawings
FIG. 1 is a schematic structural view of a protection device for bridge construction in reconstruction and expansion engineering according to the present utility model;
FIG. 2 is a side view of the protective device for bridge construction in reconstruction and expansion engineering of the present utility model;
fig. 3 is a schematic diagram illustrating the use of the protection device for bridge construction in reconstruction and expansion engineering according to the present utility model.
[ reference numerals ]
1. Pulling a column;
2. a bottom beam;
3. a side beam;
4. a planar portion;
5. and a bending part.
Detailed Description
In order to make the technical problems, technical solutions and advantages to be solved more apparent, the following detailed description will be given with reference to the accompanying drawings and specific embodiments.
As shown in fig. 1 to 3, an embodiment of the present utility model provides a protection device for bridge construction on a reconstruction and expansion project, which includes a frame body, a plurality of pull columns 1 are provided on the frame body, and the pull columns 1 are used for fixing the protection device for bridge construction on the reconstruction and expansion project on a bridge. The pull columns 1 are distributed at two end parts of the frame body and are matched with the width of a bridge to be protected; the frame body is provided with a protection plate, and the protection plate comprises a plane part 4 paved on the frame body and bending parts 5 positioned at two ends of the plane part 4; the bending part 5 is positioned at the outer side of the pull column 1 at the same end of the bending part and is used for receiving an object falling accidentally, thereby playing a role in protection.
In this embodiment, the support body includes parallel arrangement's floorbar 2, is provided with the purlin on the floorbar 2, and the purlin is connected perpendicularly with the floorbar 2 to form firm support body structure.
Specifically, the number of bottom beams 2 is at least three, and in this embodiment, the number of bottom beams 2 is three. Two pull columns 1 are arranged on each bottom beam, and the two pull columns 1 are symmetrically arranged at two end parts of the bottom beam and fixedly connected with the bottom beam 2.
As shown in fig. 1, the bottom beam 2 has a double-layer structure and comprises an upper beam and a lower beam which are arranged in parallel, and a plurality of upright posts are uniformly distributed between the upper beam and the lower beam.
In this embodiment, the length of the plane portion 4 of the protection plate is identical to the length of the upper beam, and one end of the bent portion 5 of the protection plate is connected to the plane portion 4, and the other end extends obliquely upward.
As shown in fig. 2, the frame body further includes side beams 3, the side beams 3 are symmetrically fixed at two ends of the bottom beam 2, the side beams 3 are arranged at the bottom of the bending part 5, and are matched with the angle of the bending part 5, so that the effect of reinforcing and supporting the bending part 5 is achieved.
In this embodiment, the angle formed by the bending portion 5 and the plane portion 4 is 130 ° to 160 °, preferably 145 °.
In this embodiment, the material of the support body is zinc-plated square pipe, wherein, the cross section size of zinc-plated square pipe that draws post 1 to adopt is 100mm 50mm, and thickness is 3mm, and the cross section size of zinc-plated square pipe that the floorplan 2 adopted is 80mm 40mm, and thickness is 2.5mm, and the cross section size of zinc-plated square pipe that the purlin adopted is 60mm 40mm, thickness is 1.5mm. The material of guard plate is various steel tile, and thickness is 0.5mm.
The utility model provides a protection device for bridge construction on reconstruction and expansion engineering, which comprises the following using processes:
after the construction of the upper bridge pre-cast T beam is completed, movable electric windlass is respectively installed at two sides of the bridge, after the installation of the electric windlass is completed, a protection device for the upper bridge construction of a reconstruction and expansion project is hung under the bridge, after a hanging belt is fixed, the protection device for the upper bridge construction of the reconstruction and expansion project is hung to a preset height, then the pull columns 1 and the steel bars reserved for the bridge guardrails are welded together, and then other protection devices for the upper bridge construction of the reconstruction and expansion project are sequentially spliced and installed along the bridge, so that a protection device assembly for the upper bridge construction of the reconstruction and expansion project, comprising a plurality of protection devices for the upper bridge construction of the reconstruction and expansion project, is formed, and the installation work is expected to be completed within 10 hours of road sealing.
After the bridge and the anti-collision wall are constructed, a crane is adopted to hang the frame body of the protection device for bridge construction on the reconstruction and expansion engineering, then the joint of the pull column 1 and the bridge is cut, and then the protection device for bridge construction on the reconstruction and expansion engineering is hung outside a road.
In the scheme, the protection device for bridge crossing construction on reconstruction and expansion engineering does not damage the structure of the expressway bridge, basically has no influence on expressway vehicle traffic, and increases the safety coefficient of the expressway bridge and the protection channel. In addition, the protection device for bridge construction on reconstruction and expansion engineering has the advantages of simple structure, easy assembly and disassembly, convenient operation, short construction period, reassembling and use after disassembly, increased material utilization rate and effective energy conservation.
While the foregoing is directed to the preferred embodiments of the present utility model, it will be appreciated by those skilled in the art that various modifications and adaptations can be made without departing from the principles of the present utility model, and such modifications and adaptations are intended to be comprehended within the scope of the present utility model.
Claims (9)
1. The protection device for bridge construction on reconstruction and expansion engineering comprises a frame body, and is characterized in that a plurality of pull columns are arranged on the frame body and distributed at two ends of the frame body;
the frame body is provided with a protection plate, and the protection plate comprises a plane part and bending parts positioned at two ends of the plane part;
the bending part is positioned at the outer side of the pull column at the same end of the bending part.
2. The protective device for bridge construction on reconstruction and expansion engineering according to claim 1, wherein the frame body comprises bottom beams which are arranged in parallel, purlines are arranged on the bottom beams, and the purlines are vertically connected with the bottom beams.
3. The protective device for bridge construction on reconstruction and expansion engineering according to claim 2, wherein two pull columns are arranged on any bottom beam, and the two pull columns are respectively arranged at two end parts of the bottom beam and fixedly connected with the bottom beam.
4. The protective device for bridge construction on reconstruction and expansion engineering according to claim 2, wherein the bottom beam is of a double-layer structure and comprises an upper beam and a lower beam which are arranged in parallel, and a plurality of upright posts are arranged between the upper beam and the lower beam.
5. The protective device for bridge construction on reconstruction and expansion works according to claim 4, wherein the length of the plane part of the protection plate is identical to the length of the upper beam.
6. The protective device for bridge construction on reconstruction and expansion engineering according to claim 2, wherein two ends of the bottom beam are respectively provided with a side beam, and the side beams are arranged at the bottom of the bending part and are matched with the angle of the bending part.
7. The protective device for bridge construction on reconstruction and expansion engineering according to claim 2, wherein the number of the bottom beams is at least three.
8. The protective device for bridge construction on reconstruction and expansion engineering according to claim 1, wherein an included angle formed by the bending part of the protective plate and the plane part is 130-160 degrees.
9. The protective device for bridge construction on reconstruction and expansion engineering according to claim 1, wherein the frame body is made of galvanized square tubes, and the protection plate is made of color steel tiles.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202321306151.0U CN220099696U (en) | 2023-05-26 | 2023-05-26 | Protection device for bridge construction on reconstruction and expansion engineering |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202321306151.0U CN220099696U (en) | 2023-05-26 | 2023-05-26 | Protection device for bridge construction on reconstruction and expansion engineering |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN220099696U true CN220099696U (en) | 2023-11-28 |
Family
ID=88866863
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202321306151.0U Active CN220099696U (en) | 2023-05-26 | 2023-05-26 | Protection device for bridge construction on reconstruction and expansion engineering |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN220099696U (en) |
-
2023
- 2023-05-26 CN CN202321306151.0U patent/CN220099696U/en active Active
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