CN216839524U - Steep side slope pile foundation steel platform light foundation - Google Patents
Steep side slope pile foundation steel platform light foundation Download PDFInfo
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- CN216839524U CN216839524U CN202220213028.3U CN202220213028U CN216839524U CN 216839524 U CN216839524 U CN 216839524U CN 202220213028 U CN202220213028 U CN 202220213028U CN 216839524 U CN216839524 U CN 216839524U
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Abstract
The utility model discloses a steep side slope pile foundation steel platform light foundation, the main structure is a ring-shaped attachment foundation and a strip-shaped ground beam foundation; the annular attachment foundation is characterized in that phi 20 connecting anchor bars are welded on the outer side of a pile foundation steel casing, the length of a welding seam is 15cm, the length of each anchor bar is 30cm, a position is arranged at every 0.3m in the height direction and every 30 degrees in the annular direction, C30 concrete is poured, the thickness of the concrete is 0.3m, and the height of the concrete is 1.5 m. The strip-shaped ground beam foundation is 1.2m wide and 0.5m thick, stirrups and longitudinal steel bars are arranged, the longitudinal steel bars of the ground beam are welded with the steel casing, the length of a welding line is 15cm on the two sides, and C30 concrete is poured. The method has the advantages that; (1) the bridge pile foundation structure is fully utilized when the platform is designed, the bearing capacity of the foundation is high, and the safety of the platform can be ensured. (2) The excavation amount is small, damage to the primary side slope is reduced, influence on the stability of the side slope is small, and the method is more green and environment-friendly. (3) The foundation dead weight is little, and the load that the foundation applied to the side slope is little, reduces the influence to side slope stability.
Description
Technical Field
The utility model relates to a slope steel platform foundation construction relevant technical field, what specifically say is a steep slope stake foundation steel platform light-duty basis.
Background
At present, the slope steel platform foundation mainly adopts the following two methods;
1. integral strip foundation: and excavating the slope surface into a long strip shape, binding reinforcing steel bars and pouring concrete to be used as a foundation of the whole row of steel pipe piles. By adopting the method, the foundation bearing capacity is high, but a large amount of excavation can be carried out on the slope surface and a large amount of concrete foundation can be poured, the excavation amount is large, the damage to the slope surface self-stability is easy to increase, the slope surface side load is increased due to the large weight of the foundation, the slope is easy to collapse due to the fact that the foundation is applied to a steep slope, and the accidents occur frequently.
2. Independent rectangular basis: rectangular foundations are excavated in the peripheral range of the upright steel pipes, reinforcing steel bars are bound, concrete is poured, and each steel pipe is an independent foundation. The method has small damage to slope excavation and small volume of pouring foundation, but the foundation has low bearing capacity and independent foundation, is easy to have uneven settlement, and is not suitable for being applied to steep slopes.
SUMMERY OF THE UTILITY MODEL
Therefore, in order to solve the above-mentioned not enough, the utility model provides a light-duty basis of precipitous side slope pile foundation steel platform herein, the excavation of the steep side slope of mountain area set up steel platform basis, pour the engineering volume big, mainly solve the problem that the heavy basis of traditional steel platform easily caused the collapse of the steep side slope of mountain area, make full use of major structure improves the bearing capacity, the greatly reduced is to the excavation disturbance of former side slope, this basis green, simple structure, safe and reliable.
The utility model is realized in such a way that a light foundation of a steep slope pile foundation steel platform is constructed, which is characterized in that; the main structure of the light foundation comprises a ring-shaped attachment foundation and a strip-shaped ground beam foundation;
the annular attachment foundation comprises phi 20 connecting anchor bars welded on the outer side of the pile foundation steel casing, and C30 concrete is poured at the phi 20 connecting anchor bars to form the annular attachment foundation; the strip-shaped ground beam foundation is provided with stirrups and longitudinal steel bars, the longitudinal steel bars are welded with the steel casing, and C30 concrete is poured at the stirrups and the longitudinal steel bars to form the strip-shaped ground beam foundation.
The steep side slope pile foundation steel platform light foundation is characterized in that the foundation is a steel platform light foundation; the length of the phi 20 connecting anchor bar welding seam is 15cm on both sides, the length of the anchor bar is 30cm, and one position is arranged in the height direction of every 0.3m and the circumferential direction of every 30 degrees.
The steep side slope pile foundation steel platform light foundation is characterized in that the foundation is a steel platform light foundation; the thickness of the poured C30 concrete of the annular attaching foundation is 0.3m, and the height of the poured C30 concrete is 1.5 m.
The steep side slope pile foundation steel platform light foundation is characterized in that the foundation is a steel platform light foundation; the width of the strip-shaped ground beam foundation is 1.2m, the thickness of the strip-shaped ground beam foundation is 0.5m, and the length of a welding seam formed by welding the longitudinal steel bar and the steel casing is 15cm on two sides.
The utility model has the advantages of as follows: the utility model provides a light-duty basis of precipitous side slope pile foundation steel platform herein, the steep side slope in mountain area sets up steel platform foundation excavation, pours the engineering volume big, mainly solves the problem that the heavy basis of traditional steel platform easily caused the steep side slope in mountain area unstability to collapse, and make full use of major structure improves the bearing capacity, and the excavation disturbance to former side slope that significantly reduces is this basis green, simple structure, safe and reliable. The method has the following improvements and advantages;
the main structure of the foundation is an annular attachment foundation and a strip-shaped ground beam foundation;
wherein, the annular attachment foundation is welded with phi 20 connecting anchor bars outside the pile foundation steel casing, the length of a welding seam is 15cm on both sides, the length of the anchor bars is 30cm, a position is arranged every 0.3m in the height direction and every 30 degrees in the annular direction, and C30 concrete with the thickness of 0.3m and the height of 1.5m is poured.
Wherein, the width of the strip-shaped ground beam foundation is 1.2m, the thickness is 0.5m, the stirrups and the longitudinal steel bars are arranged, the longitudinal steel bars of the ground beam are welded with the steel casing, the length of the welding line is 15cm on both sides, and C30 concrete is poured.
When in implementation; measuring the width of the circular pile casing foundation after paying off, expanding the width of the circular pile casing foundation according to requirements, positioning, rechecking, installing a steel pile casing, welding anchor bars and longitudinal ground beam steel bars connected to the periphery of the steel pile casing, binding the steel bars, and pouring the pile casing foundation and the ground beam foundation to form a whole. And after the steel casing foundation is installed, the casing bracket is installed, and then the Bailey sheet and the panel are installed, so that the whole steel platform is erected.
The patent has the advantages and beneficial effects that; (1) the theme structure is fully utilized, the basic bearing capacity is high, and the safety of the platform can be ensured; (2) the foundation dead weight is small, the side slope side load is greatly reduced, and the influence on the side slope stability is small; (3) the excavation amount is small, the damage to the existing side slope is reduced, and the method is more green and environment-friendly.
Drawings
FIG. 1 is a base elevation of a steel casing;
FIG. 2 is an elevation view of a steel casing foundation;
FIG. 3 is a schematic view of a bar-shaped foundation;
FIG. 4 is an elevation view of a steel platform;
FIG. 5 is a flow chart of steel platform construction.
Wherein: the annular attachment foundation 1, the strip-shaped ground beam foundation 2 and phi 20 are connected with the anchor bars 3, the stirrups 4 and the longitudinal steel bars 5.
Detailed Description
The present invention will be described in detail with reference to fig. 1 to 5, and the technical solutions in the embodiments of the present invention will be clearly and completely described, and it is obvious that the described embodiments are only some embodiments of the present invention, not all embodiments. Based on the embodiments in the present invention, all other embodiments obtained by a person skilled in the art without creative work belong to the protection scope of the present invention.
The utility model provides a light foundation of a steep slope pile foundation steel platform through improvement, which can be implemented as follows; the main structure of the light foundation comprises a ring-shaped attachment foundation 1 and a strip-shaped ground beam foundation 2; the annular attachment foundation 1 comprises phi 20 connecting anchor bars 3 welded on the outer side of the pile foundation steel casing, and C30 concrete is poured at the phi 20 connecting anchor bars 3 to form the annular attachment foundation; the strip-shaped ground beam foundation 2 is provided with stirrups 4 and longitudinal steel bars 5, the longitudinal steel bars 5 are welded with the steel casing, and C30 concrete is poured at the stirrups 4 and the longitudinal steel bars 5 to form the strip-shaped ground beam foundation.
When the light foundation of the steep slope pile foundation steel platform of the utility model is implemented; the length of the phi 20 connecting anchor bar 3 welding line is 15cm on both sides, the length of the anchor bar is 30cm, and one position is arranged at every 0.3m in the height direction and every 30 degrees in the circumferential direction.
When the light foundation of the steep slope pile foundation steel platform of the utility model is implemented; the thickness of the C30 concrete poured on the annular attaching foundation 1 is 0.3m, and the height of the concrete poured on the annular attaching foundation is 1.5 m.
When the light foundation of the steep slope pile foundation steel platform of the utility model is implemented; the width of the strip-shaped ground beam foundation 2 is 1.2m, the thickness of the strip-shaped ground beam foundation is 0.5m, and the length of a welding seam formed by welding the longitudinal steel bar 5 and the steel casing is 15cm on two sides.
When in implementation; measuring the width of the circular pile casing foundation excavated after paying off, enlarging the width of the annular pile casing foundation according to requirements, positioning, rechecking and installing a steel pile casing, welding the periphery of the steel pile casing to connect anchor bars and longitudinal reinforcing bars of a ground beam, binding the reinforcing bars, and pouring the pile casing foundation and the ground beam foundation to form a whole. And after the steel casing foundation is installed, the casing bracket is installed, and then the Bailey sheet and the panel are installed, so that the whole steel platform is erected.
The patent has the advantages and beneficial effects that; (1) the theme structure is fully utilized, the basic bearing capacity is high, and the safety of the platform can be ensured; (2) the foundation dead weight is small, the side slope side load is greatly reduced, and the influence on the side slope stability is small; (3) the excavation volume is little, has reduced the destruction to existing side slope, more green.
The previous description of the disclosed embodiments is provided to enable any person skilled in the art to make or use the present invention. Various modifications to these embodiments will be readily apparent to those skilled in the art, and the generic principles defined herein may be applied to other embodiments without departing from the spirit or scope of the invention. Thus, the present invention is not intended to be limited to the embodiments shown herein but is to be accorded the widest scope consistent with the principles and novel features disclosed herein.
Claims (4)
1. A steep side slope pile foundation steel platform light foundation is characterized in that;
the main structure of the light foundation comprises a ring-shaped attachment foundation (1) and a strip-shaped ground beam foundation (2);
the annular attachment foundation (1) comprises phi 20 connecting anchor bars (3) welded on the outer side of the pile foundation steel casing, and C30 concrete is poured at the phi 20 connecting anchor bars (3) to form the annular attachment foundation; the strip-shaped ground beam foundation (2) is provided with stirrups (4) and longitudinal steel bars (5), the longitudinal steel bars (5) are welded with the steel casing, and C30 concrete is poured at the stirrups (4) and the longitudinal steel bars (5) to form the strip-shaped ground beam foundation.
2. The steep side slope pile foundation steel platform light foundation of claim 1, characterized in that; the length of the phi 20 connecting anchor bar (3) welding line is 15cm on both sides, the length of the anchor bar is 30cm, and a position is arranged at every 0.3m in the height direction and every 30 degrees in the circumferential direction.
3. The steep side slope pile foundation steel platform light foundation of claim 1, characterized in that; the thickness of the poured C30 concrete of the annular attaching foundation (1) is 0.3m, and the height of the poured C30 concrete is 1.5 m.
4. The steep side slope pile foundation steel platform light foundation of claim 1, characterized in that; the width of the strip-shaped ground beam foundation (2) is 1.2m, the thickness of the strip-shaped ground beam foundation is 0.5m, and the length of a welding seam formed by welding the longitudinal steel bar (5) and the steel casing is 15cm on two sides.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202220213028.3U CN216839524U (en) | 2022-01-26 | 2022-01-26 | Steep side slope pile foundation steel platform light foundation |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202220213028.3U CN216839524U (en) | 2022-01-26 | 2022-01-26 | Steep side slope pile foundation steel platform light foundation |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN216839524U true CN216839524U (en) | 2022-06-28 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202220213028.3U Active CN216839524U (en) | 2022-01-26 | 2022-01-26 | Steep side slope pile foundation steel platform light foundation |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN216839524U (en) |
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2022
- 2022-01-26 CN CN202220213028.3U patent/CN216839524U/en active Active
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