CN216999849U - Steel-pipe column and bailey beam combination bearing structure - Google Patents
Steel-pipe column and bailey beam combination bearing structure Download PDFInfo
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- CN216999849U CN216999849U CN202123072458.2U CN202123072458U CN216999849U CN 216999849 U CN216999849 U CN 216999849U CN 202123072458 U CN202123072458 U CN 202123072458U CN 216999849 U CN216999849 U CN 216999849U
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- pipe column
- steel pipe
- bailey beam
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Abstract
The utility model provides a steel pipe column and Bailey beam combined supporting structure, relates to the technical field of underground construction engineering, and solves the technical problem of long construction period of a vertical cross section of a starting ramp bridge of a high-speed railway station and a matched underground structure below the bridge. Steel-pipe column and bailey beam combined supporting structure, include by the bar concrete basis of lower supreme setting, steel-pipe column, distribution beam, bailey beam and full hall support, through the compound mode of steel-pipe column and bailey beam, combine together with full hall support simultaneously, improved bearing structure's stability and bearing capacity, can provide good support for bridge girder body and underbridge structure simultaneously, for the synchronous condition that has created of bridge girder body pouring and underground structure pouring. By adopting the supporting method combining the steel pipe column and the Bailey beam, the construction period is greatly saved.
Description
Technical Field
The utility model relates to the technical field of underground construction engineering, in particular to a steel pipe column and Bailey beam combined supporting structure.
Background
In order to fully utilize underground space, a ramp bridge on a starting layer of a high-speed railway station and a matched underground structure under the bridge are arranged in a vertical crossing manner, the ramp bridge on the starting layer is a passenger vehicle channel, and a pedestrian channel and a bus lane are arranged in the matched underground structure. The cast-in-place concrete structure of the ramp bridge body is cast by erecting a template support system under the bridge, constructing the bearing platforms and the pier columns at two ends of the bridge span of the cross section after the underground structure under the bridge is constructed, backfilled and compacted according to the conventional process arrangement, and then erecting the support system for the cast-in-place beam body construction. The construction procedure arrangement not only results in long construction period, but also causes disturbance to the constructed underground structure due to excavation of the bearing platform foundation pits at two ends of the bridge span of the cross section.
Therefore, the utility model discloses a template support system that can satisfy the roof beam body pour with the underground structure in the same period of construction under the bridge is necessary.
SUMMERY OF THE UTILITY MODEL
The utility model aims to provide a steel pipe column and Bailey beam combined supporting structure, which at least solves the technical problem that the construction period of a vertical cross section of a ramp bridge at a starting layer of a high-speed railway station and a matched underground structure under the bridge is long in the prior art. The technical effects that can be produced by the preferred technical scheme of the technical schemes provided by the utility model are described in detail in the following.
In order to realize the purpose, the utility model provides the following technical scheme:
a steel pipe column and Bailey beam combined supporting structure is used for synchronous construction engineering of a bridge foundation and an underground structure and comprises a strip-shaped concrete foundation, steel pipe columns, distribution beams, Bailey beams and full framing which are arranged from bottom to top.
Optionally, a transverse connection assembly is arranged between the adjacent steel pipe columns.
Optionally, the transverse connection assembly is arranged in a "zigzag" pattern.
Optionally, the lateral connection assembly comprises a 20a channel steel.
Optionally, two ends of the steel pipe column are respectively fixedly connected with the bar-shaped concrete foundation and the distribution beam through flanges.
Optionally, an anchor bolt is reserved between the flange plate at the bottom and the bar-shaped concrete foundation.
Optionally, the distribution beam is an i-beam distribution beam, and the distribution beams are horizontally installed and have the same height.
Optionally, the beret beam is fixedly connected with the full hall support through a steel pipe.
Optionally, the full hall support includes adjustable base, pole setting, horizontal pole, down tube and adjustable bracket.
Optionally, the connection nodes of the full hall support are all locked and fixed with the caliper type wedge buckle through a disc-shaped buckle disc.
The steel pipe column and Bailey beam combined supporting structure comprises a strip-shaped concrete foundation, steel pipe columns, distribution beams, Bailey beams and full space supports which are arranged from bottom to top, and is combined with the full space supports simultaneously in a steel pipe column and Bailey beams combination mode, so that the stability and the bearing capacity of the supporting structure are improved, good support can be provided for a bridge body and an underbridge structure simultaneously, and conditions are created for synchronization of bridge body pouring and underground structure pouring. By adopting the supporting method of combining the steel pipe column and the Bailey beam, the construction period is greatly shortened.
Drawings
In order to more clearly illustrate the embodiments of the present invention or the technical solutions in the prior art, the drawings used in the description of the embodiments or the prior art will be briefly described below, it is obvious that the drawings in the following description are only some embodiments of the present invention, and for those skilled in the art, other drawings can be obtained according to the drawings without creative efforts.
Fig. 1 is a structural schematic diagram of a cross section of a steel pipe column and beret beam combined support structure provided by the embodiment of the utility model;
fig. 2 is a schematic structural view of a longitudinal section of a steel pipe column and beret beam combined support structure according to an embodiment of the present invention.
In the figure, 1, a strip-shaped concrete foundation; 2. steel pipe columns; 3. a distribution beam; 4. a Bailey beam; 5. supporting the whole house; 6. a transverse connection assembly; 7. a flange plate; 8. pile foundations; 9. a bearing platform; 10. pier studs; 11. a beam body.
Detailed Description
In order to make the objects, technical solutions and advantages of the present invention more apparent, the technical solutions of the present invention will be described in detail below. It is to be understood that the described embodiments are merely exemplary of the utility model, and not restrictive of the full scope of the utility model. All other embodiments, which can be derived by a person skilled in the art from the examples given herein without any inventive step, are within the scope of the present invention.
As shown in fig. 1 and 2, the utility model provides a steel pipe column and bailey beam combined supporting structure, which is used for synchronous construction engineering of a bridge foundation and an underground structure, and comprises a strip-shaped concrete foundation 1, a steel pipe column 2, a distribution beam 3, a bailey beam 4 and a full framing 5 which are arranged from bottom to top.
Through the compound mode of steel-pipe column 2 and bailey roof beam 4, combine together with full hall support 5 simultaneously, improved bearing structure's stability and bearing capacity, can provide good support for bridge 11 and underbridge structure simultaneously, create the condition for the synchronous of bridge 11 pouring and the pouring of underground structure. The supporting method of the combination of the steel pipe column 2 and the Bailey beam 4 is adopted when the ramp bridge on the starting layer of the high-speed rail station and the matched underground structure vertical cross section under the bridge are constructed, so that the construction period is greatly shortened.
As an alternative embodiment, a transverse connection assembly 6 is arranged between the adjacent steel pipe columns 2, so that the stability of the support structure is ensured.
Specifically, the transverse connecting assembly 6 is arranged in a Z shape, so that the overall stability of the steel pipe column 2 system is improved.
As an optional embodiment, the transverse connection assembly 6 adopts 20a channel steel, so that the strength is high and the reliability is high.
As an alternative embodiment, two ends of the steel pipe column 2 are respectively fixedly connected with the bar-shaped concrete foundation 1 and the distribution beam 3 through flanges 7. The temporary steel pipe column 2 is made of steel pipes with the diameter of 800mm and the wall thickness of 16mm, each pipe is 10-11 m long, a bottom flange 7 is welded at the lower part, and a top flange 7 is welded at the upper part. The distance between the column steel pipes 2 is 2.5m-4 m.
As an optional implementation mode, anchor bolts are reserved between the bottom flange 7 and the strip-shaped concrete foundation 1, so that the connection reliability is improved, and the supporting structure is more stable.
As an optional implementation manner, the distribution beam 3 is an i-beam distribution beam, and the distribution beams 3 are horizontally installed and have the same height, so that the berey beam 4 is not suspended from each contact point and is uniformly stressed.
As an optional embodiment, the bailey beam 4 is fixedly connected with the full hall bracket 5 through a steel pipe, so that the shaking of the bailey beam 4 is reduced.
As an optional implementation mode, the full-hall support 5 comprises an adjustable base, an upright rod, a cross rod, an inclined rod and an adjustable bracket, and the connecting nodes are locked and fixed with the caliper type wedge buckles through disc-shaped buckle discs, so that the mounting speed is high, and the precision is high.
The steel pipe column and the Bailey beam combined supporting structure is adopted, so that the pouring of the bridge beam body 11 and the pouring of the underground structure are synchronously carried out. During construction, an underground structure and a bridge bearing platform 9 share a foundation pit to be excavated, and a pile foundation 8, a bearing platform 9 and a bar-shaped concrete foundation 1 of the temporary steel pipe column 2 under the bearing platform 9 are constructed; then hoisting the temporary steel pipe column 2 and constructing the bridge pier column 10; and then I-steel distribution beams at the top end of the temporary steel pipe column 2, single-layer Bailey beams 4 and full space supports 5 are erected, so that the synchronous construction of the ramp bridge at the starting layer of the high-speed rail station and the matched underground structure vertical cross section under the bridge is realized, and the construction period is shortened.
In the description of the present invention, it is to be noted that "a plurality" means two or more unless otherwise specified; the terms "upper", "lower", "left", "right", "inner", "outer", "front", "rear", "head", "tail", and the like indicate orientations or positional relationships based on those shown in the drawings, merely for convenience of description and simplicity of description, and do not indicate or imply that the referenced devices or elements must have a particular orientation, be constructed and operated in a particular orientation, and therefore should not be construed as limiting the present invention. Moreover, the terms "first," "second," "third," and the like are used for descriptive purposes only and are not to be construed as indicating or implying relative importance.
In the description of the present invention, it should also be noted that, unless otherwise explicitly specified or limited, the terms "mounted", "connected", and "connected" are to be construed broadly, e.g., as being fixed or detachable or integral; can be mechanically or electrically connected; may be directly connected or indirectly connected through an intermediate. Specific meanings of the above terms in the present invention can be understood as appropriate by those of ordinary skill in the art.
The above description is only for the specific embodiments of the present invention, but the scope of the present invention is not limited thereto, and any person skilled in the art can easily conceive of the changes or substitutions within the technical scope of the present invention, and all the changes or substitutions should be covered within the scope of the present invention. Therefore, the protection scope of the present invention shall be subject to the protection scope of the claims.
Claims (7)
1. A steel pipe column and Bailey beam combined supporting structure is used for synchronous construction engineering of a bridge foundation and an underground structure and is characterized by comprising a strip-shaped concrete foundation (1), a steel pipe column (2), a distribution beam (3), a Bailey beam (4) and a full support (5) which are arranged from bottom to top; the full hall bracket (5) comprises an adjustable base, an upright rod, a cross rod, an inclined rod and an adjustable bracket;
and a transverse connecting assembly (6) is arranged between every two adjacent steel pipe columns (2), and the transverse connecting assembly (6) is arranged in a Z shape.
2. The steel pipe column and bery beam combined support structure according to claim 1, wherein the transverse connection assembly (6) comprises a 20a channel steel.
3. The steel pipe column and bailey beam combined support structure according to claim 1, wherein two ends of the steel pipe column (2) are fixedly connected with the bar-shaped concrete foundation (1) and the distribution beam (3) through flanges (7), respectively.
4. The steel pipe column and Bailey beam combined supporting structure according to claim 3, wherein an anchor bolt is reserved between the flange plate (7) at the bottom and the bar-shaped concrete foundation (1).
5. The steel pipe column and berey beam combined support structure according to claim 3, wherein the distribution beam (3) is an I-shaped steel distribution beam, and a plurality of distribution beams (3) are horizontally installed and have the same height.
6. The steel pipe column and Bailey beam combined supporting structure according to claim 1, wherein the Bailey beam (4) is fixedly connected with the full framing (5) through a steel pipe.
7. The steel pipe column and bailey beam combined support structure according to claim 1, wherein the connection joints of the full support (5) are all locked and fixed through disc-shaped buckle discs and caliper-type wedge buckles.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202123072458.2U CN216999849U (en) | 2021-12-08 | 2021-12-08 | Steel-pipe column and bailey beam combination bearing structure |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202123072458.2U CN216999849U (en) | 2021-12-08 | 2021-12-08 | Steel-pipe column and bailey beam combination bearing structure |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN216999849U true CN216999849U (en) | 2022-07-19 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202123072458.2U Active CN216999849U (en) | 2021-12-08 | 2021-12-08 | Steel-pipe column and bailey beam combination bearing structure |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN216999849U (en) |
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2021
- 2021-12-08 CN CN202123072458.2U patent/CN216999849U/en active Active
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