CN215329370U - Municipal administration bridge construction supporting structure - Google Patents
Municipal administration bridge construction supporting structure Download PDFInfo
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- CN215329370U CN215329370U CN202022521561.XU CN202022521561U CN215329370U CN 215329370 U CN215329370 U CN 215329370U CN 202022521561 U CN202022521561 U CN 202022521561U CN 215329370 U CN215329370 U CN 215329370U
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Abstract
The utility model relates to a municipal bridge construction support structure which comprises a bearing platform (1), wherein the bearing platform (1) is used for supporting a pier body (2) and a cover beam (3), a concrete column (5) is further arranged on the outer side, exceeding the pier body (2), of the bearing platform (1), a first steel tube upright post (7) is installed at the top of the concrete column (5), a beam falling sand box (10) is installed on the first steel tube upright post (7), a cross arm beam (11) is installed on the beam falling sand box (10), and an integral assembling type Bailey beam (4) is installed on the cross arm beam (11). Compared with the prior art, the utility model has the beneficial effects that: through set up whole pin-connected panel beiLei roof beam on horizontal load beam, both can improve the efficiency of construction of bent cap support, can guarantee the current safety of bent cap below road vehicle again. Through the portable concrete backing plate that adopts embedded rag bolt, both convenient and second steel pipe stand's installation and dismantlement operation can have enough to meet the need the use at any time according to the construction again to save construction materials by a wide margin, realize energy saving and consumption reduction.
Description
Technical Field
The utility model relates to a support structure, in particular to a municipal bridge construction support structure.
Background
The Chinese invention patent with the publication number of CN110820561A relates to a large cantilever prestress bent cap support device and a construction method, and relates to a road and bridge bent cap construction device. The problem of the influence of big cantilever bent cap support system to the road traffic under the bridge among the prior art has been solved to it. The large cantilever prestress capping beam bracket device comprises middle support columns supported at the root parts of capping beam cantilevers, wherein the middle support columns are symmetrically arranged at two sides of a capping beam pier, and the bottoms of the middle support columns are supported on a bearing platform where the capping beam pier is located; still including supporting the tip support column at bent cap cantilever tip, the tip support column bottom is supported subaerial through reinforced concrete, middle part support column and tip support column upper end support spandrel girder, the slope truss girder is transferred in the support on the spandrel girder, it supports the bent cap die block to transfer on the slope truss girder. According to the utility model, through designing the gate pier type assembly type steel pipe support column support bracket system, the contradiction between normal traffic of ground roads and cast-in-place construction of the cantilever capping beam is better solved, and the amount of steel used for a temporary structure is small. However, the longitudinal beam, the distribution beam and the slope-adjusting truss beam need to be assembled and constructed at high altitude, so that the construction efficiency is low, and potential safety hazards exist for vehicles passing through the road surface below the cover beam. Thus, improvements are still needed.
The Chinese invention patent with the publication number of CN111395204A relates to a prestressed cantilever support structure of a large cantilever bent cap, which comprises a bridge pier, a bent cap and a bearing platform, wherein the bridge pier is positioned between the bent cap and the bearing platform; the bridge piers are symmetrically arranged at two ends of the bearing platform, and the side surfaces of the bridge piers are provided with symmetrically arranged support stand columns; the bottom of the support upright post is supported on the bearing platform, a support cross beam is arranged above the support upright post, and a slope adjusting truss abutting against the bottom of the cover beam is arranged on the support cross beam; the bracket beam is provided with a bracket prestressed cable and a prestressed anchoring device matched with the bracket prestressed cable; compared with the prior art, the large cantilever structure system of the support is realized by tensioning the prestressed cable of the bent cap support, the problem that a support stand column is arranged on a roadway on the ground to interfere with driving can be avoided, the smooth passing of a vehicle under the cantilever position of the bent cap is guaranteed, the internal force control and the displacement control of the support beam can be realized by tensioning the prestressed cable of the support, the construction is convenient, the structure is simple, and the large cantilever structure system of the support is effective and feasible. However, the support crossbeam, the support distribution beam, the slope adjusting truss, the crossbeam horizontal connection support and the support prestress anchoring device need to finish assembling construction operation at high altitude, so that the construction efficiency is low, and potential safety hazards exist for vehicles passing on the road surface below the cover beam. Thus, improvements are still needed.
SUMMERY OF THE UTILITY MODEL
In order to solve the technical problems of the existing large cantilever prestressed capping beam bracket device and the prestressed cantilever bracket structure of the large cantilever capping beam, the technical scheme adopted by the utility model is as follows:
the utility model provides a municipal bridge construction supporting structure, includes the cushion cap, the cushion cap is used for supporting pier shaft and bent cap, the cushion cap still is provided with the concrete column in the outside that surpasss the pier shaft, first steel pipe stand is equipped with at the concrete column top, be equipped with the roof beam sand box that falls on the first steel pipe stand, be equipped with the horizontal stretcher beam on the roof beam sand box that falls, be equipped with whole pin-connected panel beiLei roof beam on the horizontal stretcher beam.
Preferably, the integrally assembled bailey beam comprises a plurality of sections, and the sections are integrally hoisted to the cross beam after ground assembly is completed.
In any of the above schemes, preferably, an anti-crushing beam is installed between the top of the integral assembly type bailey beam and the bottom of the cover beam.
In any of the above schemes, preferably, a concrete cushion plate is arranged at a position, close to a road side slope, outside the first steel pipe upright post, a second steel pipe upright post is arranged on the concrete cushion plate, and a beam falling sand box, a cross beam and an integral assembled Bailey beam are sequentially arranged on the second steel pipe upright post.
In any of the above aspects, preferably, a barrier is provided between the first steel pipe column and the traffic lane.
In any of the above schemes, preferably, springboards are arranged on two sides of the integral assembling type bailey beam.
In any of the above schemes, preferably, a horizontal steel pipe support and an inclined steel pipe support are respectively installed between two adjacent first steel pipe columns along the road passing direction, and a horizontal steel pipe support and an inclined steel pipe support are respectively installed between two adjacent second steel pipe columns along the road passing direction.
In any of the above schemes, preferably, square pipe brackets are installed along both longitudinal sides of the integral assembling type bailey beam.
In any of the above aspects, preferably, the concrete pad is a movable structure with embedded anchor bolts.
In any of the above schemes, preferably, the cross beams are arranged along the road passing direction and adopt a double-spliced i-shaped steel structure.
Compared with the prior art, the utility model has the beneficial effects that: the integrally assembled Bailey beam is arranged on the cross beam, so that the construction efficiency of the bent cap support can be improved, the passing safety of vehicles on the road surface below the bent cap can be ensured, and the technical defects that in the prior art, the construction efficiency is low and the vehicles passing on the road surface below the bent cap are easy to have potential safety hazards due to the fact that the assembling construction operation of the longitudinal beam, the distribution beam and the slope-adjusting truss beam in the bent cap support is required to be completed at high altitude or the assembling construction operation of the support cross beam, the support distribution beam, the slope-adjusting truss, the cross beam horizontal connection support and the support prestress anchoring device in the bent cap support is required to be completed at high altitude are effectively overcome. Meanwhile, the movable concrete cushion plate with the embedded foundation bolts is adopted, so that the second steel pipe column can be mounted and dismounted conveniently, and can be recycled at any time according to construction requirements, so that construction materials are greatly saved, and energy conservation and consumption reduction are realized. Through arranging every beam flask that falls in the top of every first steel pipe stand and the top of every second steel pipe stand and the bottom of every horizontal beam respectively alone to conveniently carry out the altitude mixture control of whole construction support, easy operation, the construction is swift, further improves the work efficiency of installation and demolition construction support, also further reduces the high altitude construction time of construction support.
Drawings
FIG. 1 is a front view of a preferred embodiment of the municipal bridge construction scaffolding structure of the utility model.
FIG. 2 is a top view of the embodiment of FIG. 1 of the municipal bridge construction support structure of the utility model.
FIG. 3 is a left side view of the embodiment of FIG. 1 of the municipal bridge construction support structure of the utility model.
Description of reference numerals:
1, a bearing platform; 2, upsetting a pier body; 3, a capping beam; 4, integrally assembling the Bailey beam; 5, concrete columns; 6, concrete cushion plates; 7, a first steel pipe upright post; 8, a second steel pipe upright post; 9, enclosing and blocking; 10, dropping the beam sand box; 11 a cross beam; 12 preventing the beam from being crushed; 13 springboard; 14 a thermal line; 15, supporting by using a horizontal steel pipe; 16, supporting the inclined steel pipe; 17 square tube support.
Detailed Description
The preferred technical scheme of the municipal bridge construction support structure is described in detail below with reference to fig. 1-3:
the utility model provides a municipal administration bridge construction supporting structure, includes cushion cap 1, and cushion cap 1 is used for supporting pier shaft 2 and bent cap 3, and cushion cap 1 surpasss the outside of pier shaft 2 and still is provided with concrete column 5, and first steel tube column 7 is equipped with at concrete column 5 top, is equipped with beam-falling sand box 10 on the first steel tube column 7, is equipped with crossbeam 11 on the beam-falling sand box 10, is equipped with whole pin-connected panel bei lei liang 4 on crossbeam 11.
The integrally assembled bailey beam 4 comprises a plurality of sections which are integrally hoisted to the cross arm beam 11 after ground assembly is completed. The cross beam 11 is preferably arranged along the road passing direction and adopts a double-spliced I-shaped steel structure for bearing the downward pressure transmitted by the integral assembled Bailey beam 4.
An anti-crushing beam 12 is arranged between the top of the integral assembly type Bailey beam 4 and the bottom of the cover beam 3. And two sides of the integral assembling type Bailey beam 4 are provided with springboards 13. The square pipe brackets 17 are arranged on the two longitudinal sides of the integral assembled Bailey beam 4. The square pipe support 17 can be used as an auxiliary construction platform.
A concrete cushion plate 6 is arranged on the outer side of the first steel pipe upright post 7 close to a road side slope, a second steel pipe upright post 8 is arranged on the concrete cushion plate 6, and a beam falling sand box 10, a cross beam 11 and an integral assembling type Bailey beam 4 are sequentially arranged on the second steel pipe upright post 8. The concrete pad 6 preferably adopts a movable structure with embedded anchor bolts. And a fence 9 is arranged between the first steel pipe upright post 7 and the traffic lane.
Horizontal steel pipe supports 15 and inclined steel pipe supports 16 are respectively arranged between every two adjacent first steel pipe columns 7 along the road passing direction, and horizontal steel pipe supports 15 and inclined steel pipe supports 16 are respectively arranged between every two adjacent second steel pipe columns 8 along the road passing direction. The horizontal steel pipe supports 15 and the inclined steel pipe supports 16 are used for ensuring the mutual support stability of the two adjacent first steel pipe columns 7 and the two adjacent second steel pipe columns 8. A thermal pipeline 14 is buried in the underground part between the bearing platform 1 between the two pier bodies 2 and the ground.
According to the utility model, the integrally assembled Bailey beam 4 is arranged on the cross arm beam 11, so that the construction efficiency of the bracket of the cover beam 3 can be improved, the passing safety of vehicles on the road surface below the cover beam 3 can be ensured, and the technical defects that the construction efficiency is low and the potential safety hazard of vehicles passing on the road surface below the cover beam is easily caused due to the assembly construction operation of a longitudinal beam, a distribution beam and a slope-adjusting truss beam in the cover beam bracket needing to be completed at high altitude or the assembly construction operation of a bracket cross beam, a bracket distribution beam, a slope-adjusting truss, a cross beam horizontal connection support and a bracket prestress anchoring device in the cover beam bracket needing to be completed at high altitude in the prior art are effectively solved. Meanwhile, the movable concrete cushion plate 6 with the embedded foundation bolts is adopted, so that the mounting and dismounting operation of the second steel pipe stand column 8 can be greatly facilitated, and the movable concrete cushion plate can be recycled at any time according to construction requirements, so that the construction materials are greatly saved, and the energy conservation and consumption reduction are realized. Through arranging every beam flask 10 that falls in the top of every first steel pipe stand 7 and the top of every second steel pipe stand 8 and the bottom of every horizontal load beam 11 respectively alone to conveniently carry out the altitude mixture control of whole construction support, easy operation, the construction is swift, further improves the work efficiency of installation and demolition construction support, also further reduces the high altitude construction time of construction support.
The above embodiments are merely preferred embodiments, wherein the components and the connection relations involved are not limited to the above described embodiments, and the arrangement and the connection relations of the components in the preferred embodiments may be arbitrarily arranged and combined to form a complete technical solution.
Claims (9)
1. A municipal bridge construction support structure comprises a bearing platform (1), wherein the bearing platform (1) is used for supporting a pier body (2) and a bent cap (3), a concrete column (5) is further arranged on the outer side, exceeding the pier body (2), of the bearing platform (1), a first steel tube upright post (7) is installed at the top of the concrete column (5), a beam falling sand box (10) is installed on the first steel tube upright post (7), and a cross beam (11) is installed on the beam falling sand box (10), and is characterized in that an integral assembled Bailey beam (4) is installed on the cross beam (11); an anti-crushing beam (12) is arranged between the top of the integral assembly type Bailey beam (4) and the bottom of the cover beam (3).
2. The municipal bridge construction support structure according to claim 1, wherein the integrally assembled Bailey beam (4) comprises a plurality of segments integrally hoisted to the cross-arm beam (11) after ground assembly.
3. The municipal bridge construction support structure according to claim 1, wherein a concrete backing plate (6) is arranged on the outer side of the first steel pipe upright (7) near the road side slope, a second steel pipe upright (8) is arranged on the concrete backing plate (6), and a beam falling sand box (10), a cross beam (11) and the integral assembly type Bailey beam (4) are sequentially arranged on the second steel pipe upright (8).
4. The municipal bridge construction support structure according to claim 1, wherein a fence (9) is provided between the first steel tube column (7) and the roadway.
5. The municipal bridge construction support structure according to claim 1, wherein gangboards (13) are provided on both sides of the integral assembled Bailey beam (4).
6. The municipal bridge construction support structure according to claim 3, wherein a horizontal steel pipe support (15) and an inclined steel pipe support (16) are respectively installed between two adjacent first steel pipe columns (7) in the road passing direction, and a horizontal steel pipe support (15) and an inclined steel pipe support (16) are respectively installed between two adjacent second steel pipe columns (8) in the road passing direction.
7. The municipal bridge construction support structure according to claim 1, wherein square pipe supports (17) are provided along both longitudinal sides of the integrally assembled Bailey beam (4).
8. The municipal bridge construction support structure according to claim 3, wherein the concrete pad (6) is a mobile structure with embedded anchor bolts.
9. The municipal bridge construction support structure according to claim 1, wherein the spreader beam (11) is arranged in the road traffic direction and is of double-split i-section steel construction.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202022521561.XU CN215329370U (en) | 2020-11-04 | 2020-11-04 | Municipal administration bridge construction supporting structure |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202022521561.XU CN215329370U (en) | 2020-11-04 | 2020-11-04 | Municipal administration bridge construction supporting structure |
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| Publication Number | Publication Date |
|---|---|
| CN215329370U true CN215329370U (en) | 2021-12-28 |
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| Application Number | Title | Priority Date | Filing Date |
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| CN202022521561.XU Active CN215329370U (en) | 2020-11-04 | 2020-11-04 | Municipal administration bridge construction supporting structure |
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Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN114277693A (en) * | 2022-01-07 | 2022-04-05 | 山东高速尼罗投资发展有限公司 | Walking type large-bearing combined steel pipe support and using method |
| CN114606868A (en) * | 2022-03-29 | 2022-06-10 | 中国铁建港航局集团有限公司 | Construction method and supporting structure for over-span gas pipeline bridge |
| CN114855638A (en) * | 2022-06-14 | 2022-08-05 | 保利长大工程有限公司 | Method for preventing falling object from entering bottom during construction of cover beam on road |
-
2020
- 2020-11-04 CN CN202022521561.XU patent/CN215329370U/en active Active
Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN114277693A (en) * | 2022-01-07 | 2022-04-05 | 山东高速尼罗投资发展有限公司 | Walking type large-bearing combined steel pipe support and using method |
| CN114606868A (en) * | 2022-03-29 | 2022-06-10 | 中国铁建港航局集团有限公司 | Construction method and supporting structure for over-span gas pipeline bridge |
| CN114606868B (en) * | 2022-03-29 | 2023-06-30 | 中国铁建港航局集团有限公司 | Construction method and supporting structure for overspan gas pipeline bridge |
| CN114855638A (en) * | 2022-06-14 | 2022-08-05 | 保利长大工程有限公司 | Method for preventing falling object from entering bottom during construction of cover beam on road |
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