CN214362897U - Reusable girder lattice system bridge girder installation and adjustment platform structure - Google Patents
Reusable girder lattice system bridge girder installation and adjustment platform structure Download PDFInfo
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- CN214362897U CN214362897U CN202022402558.6U CN202022402558U CN214362897U CN 214362897 U CN214362897 U CN 214362897U CN 202022402558 U CN202022402558 U CN 202022402558U CN 214362897 U CN214362897 U CN 214362897U
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Abstract
The utility model discloses a but reuse's beam lattice system bridge longeron installation and adjustment platform structure comprises steel-pipe pile, cushion, staple bolt, three-dimensional jack, jack-up pad roof beam, construction operation platform, wherein: the steel pipe pile and the cushion block are of supporting structures during installation and adjustment of the steel longitudinal beam, the anchor ear is oppositely pulled and installed on the steel pipe pile by adopting high-strength bolts, the anchor ear is a steel longitudinal beam adjusting platform, the three-way jack and the jacking filler beam are fixed on the top surface of the anchor ear and are steel longitudinal beam adjusting equipment, and the construction operating platform is installed on the jacking filler beam and is a construction operator working platform. The steel longitudinal beam installation in-place adjusting platform is simple and novel in structure, clear in stress and convenient to install and dismantle. After the steel box girder is installed in place and adjusted in place, the platform structure can be disassembled and inverted to the installation, in place and adjustment construction of the lower steel longitudinal girder, the recycling frequency of the platform structure is improved, the material investment is reduced, the construction cost is reduced, and the economic benefit and the social benefit are better.
Description
Technical Field
The utility model relates to a bridge construction facility especially relates to a but reuse's beam lattice system bridge longeron installation and adjustment platform structure.
Background
With the rapid development of economy and society in China, the scale of infrastructure construction is continuously increased, and bridge construction is changing day by day. The girder of the beam-arch combined system bridge adopts a steel and concrete combined beam, and the steel beam part jointly forms a beam lattice system by the steel longitudinal beam, the cross beam and the small longitudinal beam.
When the steel longitudinal beam is installed and constructed, a beam type support is generally adopted as a steel box beam installation and construction stress structure, and an in-place adjusting platform is arranged at the top of the support, so that the installation and removal difficulty is high, and the construction speed is low; the platform is fixed on the support, and every fulcrum department all needs to set up, and can't demolish among the work progress and fall the usefulness, and the material drops into greatly, and construction cost is high.
Disclosure of Invention
An object of the utility model is to provide a convenient to be under construction is swift, construction drops into little, simple structure, repeatedly usable's roof beam check system bridge longeron installation and adjustment platform structure.
The purpose of the utility model is realized like this:
the utility model provides a but reuse's beam lattice system bridge longeron installation and adjustment platform structure, the characteristic is: by steel-pipe pile, cushion, staple bolt, jack-up filler beam, three-dimensional jack, construction operation platform constitute, wherein: the anchor ear formed by the sub anchor ears of the left half piece and the right half piece is oppositely pulled and installed on the side wall of the steel pipe pile by adopting high-strength bolts, the top of each half piece of anchor ear is fixed with a jacking beam, the two jacking beams are symmetrically arranged, the top of each jacking beam is fixed with a three-way jack, and two identical construction operation platforms are respectively installed on the two jacking beams on the two sides of the steel pipe pile.
The steel pipe pile and the cushion block are of a supporting structure in the steel longitudinal beam construction process, wherein the cushion block is welded into a box-shaped structure by adopting steel plates.
The hoop is a steel longitudinal beam adjusting platform and is composed of a left sub-hoop and a right sub-hoop, and the single sub-hoop is welded by adopting a Q235B steel plate.
The three-way jack and the jacking beam are fine adjustment and alignment equipment in the construction process of the steel longitudinal beam, wherein the jacking beam is connected with the hoop through bolts.
The construction operation platform is a working platform for construction workers and comprises a supporting distribution beam, a standard steel springboard and a railing, wherein the railing is connected with the supporting distribution beam in a socket joint mode.
The utility model discloses an adjustment platform that takes one's place is installed to steel longeron simple structure, atress are clear and definite, the installation and demolish the convenience. After the steel box girder is installed in place and adjusted in place, the platform structure can be disassembled and inverted to the installation, in place and adjustment construction of the lower steel longitudinal girder, the recycling frequency of the platform structure is improved, the material investment is reduced, the construction cost is reduced, and the economic benefit and the social benefit are better.
Drawings
Fig. 1 is a schematic structural view of the present invention;
FIG. 2 is a schematic view of the direction A-A of FIG. 1 (platform deck not shown);
fig. 3 is a schematic structural view of the hoop shown in fig. 1;
FIG. 4 is a schematic view taken along line B-B of FIG. 3;
FIG. 5 is a schematic view taken along line C-C of FIG. 4;
FIG. 6 is a schematic structural view of a construction operation platform;
in the figure: 1-steel pipe pile, 2-cushion block, 3-hoop, 4-jacking beam, 5-three-way jack, 6-construction operation platform, 7-sub hoop, 8-supporting distribution beam, 9-standard steel springboard and 10-railing.
Detailed Description
The present invention will be described in further detail with reference to the accompanying drawings.
A reusable platform structure for adjusting the mounting position of a bridge steel longitudinal beam of a beam-arch combined system,
by steel-pipe pile 1, cushion 2, staple bolt 3, jack-up filler beam 4, three-dimensional jack 5, construction operation platform 6 constitute, wherein: adopt the high strength bolt to draw between the staple bolt 3 that constitutes by the sub-staple bolt of the left and right halves piece, install on the lateral wall of steel-pipe pile 1, be fixed with a jacking filler beam 4 at every half staple bolt 3's top, two jacking filler beams 4 symmetry are placed, are fixed with a three-dimensional jack 5 at every jacking filler beam 4's top, and two the same construction operation platforms 6 are installed respectively on two jacking filler beams 4 of steel-pipe pile 1 both sides.
The steel pipe pile 1 and the cushion block 2 are temporary supporting structures in the steel longitudinal beam construction process, wherein the cushion block 2 is welded into a box-shaped structure by adopting steel plates.
The hoop 3 is a steel longitudinal beam adjusting platform, the hoop 3 is composed of left and right two half sub-hoops 7, and the single half sub-hoop 7 is welded by adopting a Q235B steel plate.
The three-way jack 5 and the jacking pad beam 4 are fine adjustment and alignment equipment in the construction process of the steel longitudinal beam, wherein the jacking pad beam 4 is connected with the hoop 3 through bolts.
The construction operation platform 6 is a working platform for construction workers and comprises a supporting distribution beam 8, a standard steel springboard 9 and a railing 10, wherein the railing 9 is connected with the supporting distribution beam 8 in a socket joint mode.
A construction method for mounting and adjusting a platform structure to erect steel longitudinal beams for a reusable beam-arch combined system bridge steel longitudinal beam in place comprises the following steps:
1. constructing steel pipe piles 1 at two ends of a steel longitudinal beam segment, and then respectively installing cushion blocks 2, anchor ears 3, jacking pad beams 4, three-way jacks 5 and a construction operation platform 6;
2. hoisting the steel longitudinal beam segment, and placing the steel longitudinal beam falling beam segment on the cushion block 2;
3. synchronously jacking the three-way jacks 5 to perform fine adjustment and alignment of longitudinal, transverse and elevation directions of the steel longitudinal beam;
4. compacting a clearance between the steel longitudinal beam and the cushion block 2, and welding and fixing;
5. unloading the three-way jack 5, dismantling the jacking pad beam 4 and the hoop 3, and inverting the jacking pad beam 4 and the hoop 3 to the next section;
6. and repeating the steps to mount and adjust the subsequent steel longitudinal beam segments.
Claims (5)
1. The utility model provides a but reuse's beam lattice system bridge longeron installation and adjustment platform structure, the characteristic is:
by steel-pipe pile, cushion, staple bolt, jack-up filler beam, three-dimensional jack, construction operation platform constitute, wherein: the anchor ear formed by the sub anchor ears of the left half piece and the right half piece is oppositely pulled and installed on the side wall of the steel pipe pile by adopting high-strength bolts, the top of each half piece of anchor ear is fixed with a jacking beam, the two jacking beams are symmetrically arranged, the top of each jacking beam is fixed with a three-way jack, and two identical construction operation platforms are respectively installed on the two jacking beams on the two sides of the steel pipe pile.
2. The reusable lattice system bridge stringer mounting and adjustment platform structure of claim 1, wherein: the cushion blocks are welded into a box-shaped structure by adopting steel plates.
3. The reusable lattice system bridge stringer mounting and adjustment platform structure of claim 1, wherein: the hoop is composed of a left sub-hoop and a right sub-hoop, and the single sub-hoop is welded by adopting a Q235B steel plate.
4. The reusable lattice system bridge stringer mounting and adjustment platform structure of claim 1, wherein: the jacking beam and the hoop are connected by bolts.
5. The reusable lattice system bridge stringer mounting and adjustment platform structure of claim 1, wherein: the construction operation platform consists of a supporting distribution beam, a standard steel springboard and a railing, wherein the railing and the supporting distribution beam are connected in a socket joint mode.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202022402558.6U CN214362897U (en) | 2020-10-26 | 2020-10-26 | Reusable girder lattice system bridge girder installation and adjustment platform structure |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202022402558.6U CN214362897U (en) | 2020-10-26 | 2020-10-26 | Reusable girder lattice system bridge girder installation and adjustment platform structure |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN214362897U true CN214362897U (en) | 2021-10-08 |
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| Application Number | Title | Priority Date | Filing Date |
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| CN202022402558.6U Active CN214362897U (en) | 2020-10-26 | 2020-10-26 | Reusable girder lattice system bridge girder installation and adjustment platform structure |
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Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN117306534A (en) * | 2023-11-30 | 2023-12-29 | 中国海洋大学 | Reverse construction method for assembled marine pile foundation building |
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2020
- 2020-10-26 CN CN202022402558.6U patent/CN214362897U/en active Active
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN117306534A (en) * | 2023-11-30 | 2023-12-29 | 中国海洋大学 | Reverse construction method for assembled marine pile foundation building |
| CN117306534B (en) * | 2023-11-30 | 2024-03-12 | 中国海洋大学 | Reverse construction method for assembled marine pile foundation building |
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