CN211713953U - Steel pipe pile foundation structure - Google Patents
Steel pipe pile foundation structure Download PDFInfo
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- CN211713953U CN211713953U CN201922487196.2U CN201922487196U CN211713953U CN 211713953 U CN211713953 U CN 211713953U CN 201922487196 U CN201922487196 U CN 201922487196U CN 211713953 U CN211713953 U CN 211713953U
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Abstract
The application discloses a steel pipe pile foundation structure which comprises a foundation main body, a plurality of supporting pipes fixedly connected with the foundation main body, and a drill bit assembly connected with one ends of the supporting pipes far away from the foundation main body; the drill bit assembly comprises a sleeve fixedly connected with the supporting pipe, a helical blade arranged on the side surface of the sleeve, and a tip drill arranged at one end of the sleeve far away from the supporting pipe. When the steel pipe pile foundation structure is installed, the supporting pipe is inserted into the ground, the drill bit assembly at the end part of the supporting pipe is utilized to slowly rotate to the position inside the ground, and then the foundation main body is fixedly connected with the supporting pipe. According to the height of prefabricated building to and the wind-force grade of prefabricated building service environment department, design the stay tube of different length and the stay tube of different quantity, make prefabricated building still can stabilize and stand when being blown by the wind, and have sufficient bearing capacity, guaranteed that the intensity of the foundation of prefabricated building is enough.
Description
Technical Field
The application relates to the field of assembly type buildings, in particular to a steel pipe pile foundation structure.
Background
Buildings assembled from prefabricated parts at the site are called fabricated buildings. The prefabricated house components are transported to a construction site to be assembled, and then the construction can be completed.
As the field of application of the assembly type building is wider and wider, the demand of the assembly type building at high-rise or used in a special environment is gradually increased. Compared with the traditional building, the assembly type building has low foundation strength, cannot resist large wind resistance, is applied to high-rise and seaside areas with large wind speed, and cannot meet various use requirements.
SUMMERY OF THE UTILITY MODEL
An object of the application is to provide a steel-pipe pile foundation structure, aims at solving prior art, the poor problem of assembled building's foundation intensity.
To achieve the purpose, the embodiment of the application adopts the following technical scheme:
the steel pipe pile foundation structure comprises a foundation main body, a plurality of supporting pipes fixedly connected with the foundation main body, and a drill bit assembly connected with one ends of the supporting pipes far away from the foundation main body; the drill bit assembly comprises a sleeve fixedly connected with the supporting pipe, a helical blade arranged on the side surface of the sleeve, and a pointed drill arranged at one end of the sleeve far away from the supporting pipe.
In one embodiment, the inner wall of the sleeve is provided with an abutting plate, the support tube is inserted into the sleeve and abuts against the abutting plate, and the sleeve is connected with the support tube in a welding mode.
In one embodiment, a positioning column is arranged on the supporting tube, and a positioning hole matched with the positioning column is formed in the abutting plate.
In one embodiment, the support tube is a hollow circular tube, and the thickness of the inner wall of the support tube is in the range of 8 mm-10 mm.
In one embodiment, the foundation main body includes foundation section steel fixedly connected with the support pipe, and a steel beam detachably connected with the foundation section steel.
In one embodiment, a connecting piece is arranged between the foundation section steel and the supporting pipe, the connecting piece is connected with the supporting pipe in a welding mode, and the foundation section steel is connected with the connecting piece in a welding mode.
In one embodiment, the connecting piece comprises a top plate connected with the foundation section steel, two vertical plates respectively positioned at two opposite ends of the top plate, and a bottom plate positioned on one side of the vertical plates away from the top plate; the two vertical plates are perpendicular to the top plate and located on the same side of the top plate, and the bottom plate is perpendicular to the vertical plates and connected with the supporting tubes.
In one embodiment, the steel beam is connected with the foundation section steel through bolts, and the steel beam is provided with abdicating holes.
In one embodiment, the exterior of the foundation section steel is clad with a concrete structure.
In one embodiment, a plurality of the supporting pipes are sequentially arranged along the length direction of the foundation section steel, and the gaps between the adjacent supporting pipes are the same.
The beneficial effects of the embodiment of the application are as follows: when the steel pipe pile foundation structure is installed, the supporting pipe is inserted into the ground, the drill bit assembly at the end part of the supporting pipe is utilized to slowly rotate to the position inside the ground, and then the foundation main body is fixedly connected with the supporting pipe. According to the height of prefabricated building to and the wind-force grade of prefabricated building service environment department, design the stay tube of different length and the stay tube of different quantity, make prefabricated building still can stabilize and stand when being blown by the wind, and have sufficient bearing capacity, guaranteed that the intensity of the foundation of prefabricated building is enough.
Drawings
In order to more clearly illustrate the technical solutions in the embodiments of the present application, the drawings needed to be used in the embodiments or the prior art descriptions will be briefly described below, and it is obvious that the drawings in the following description are only some embodiments of the present application, and it is obvious for those skilled in the art to obtain other drawings without creative efforts.
Fig. 1 is a schematic structural view of a steel pipe pile foundation structure in an embodiment of the present application;
fig. 2 is a sectional view of a steel pipe pile foundation structure in an embodiment of the present application;
FIG. 3 is a partial view of a support tube in connection with a foundation body in an embodiment of the present application;
FIG. 4 is a partial view of a drill bit assembly coupled to a support tube according to an embodiment of the present application;
in the figure:
1. a foundation main body; 11. foundation section steel; 12. a steel beam; 121. a hole of abdication; 13. a connecting member; 131. a top plate; 132. a vertical plate; 133. a base plate; 14. a concrete structure;
2. supporting a tube; 21. a positioning column;
3. a drill bit assembly; 31. a sleeve; 32. a helical blade; 33. a pointed drill; 34. abutting against the board.
Detailed Description
In order to make the objects, technical solutions and advantages of the present application more apparent, the present application is described in further detail below with reference to the accompanying drawings and embodiments. It should be understood that the specific embodiments described herein are merely illustrative of the present application and are not intended to limit the present application.
It will be understood that when an element is referred to as being "secured to" or "disposed on" another element, it can be directly on the other element or be indirectly on the other element. When an element is referred to as being "connected to" another element, it can be directly connected to the other element or be indirectly connected to the other element.
It will be understood that the terms "length," "width," "upper," "lower," "front," "rear," "left," "right," "vertical," "horizontal," "top," "bottom," "inner," "outer," and the like, refer to an orientation or positional relationship illustrated in the drawings for convenience in describing the present application and to simplify description, and do not indicate or imply that the referenced device or element must have a particular orientation, be constructed and operated in a particular orientation, and thus should not be construed as limiting the present application.
Furthermore, the terms "first", "second" and "first" are used for descriptive purposes only and are not to be construed as indicating or implying relative importance or implicitly indicating the number of technical features indicated. Thus, a feature defined as "first" or "second" may explicitly or implicitly include one or more of that feature. In the description of the present application, "a plurality" means two or more unless specifically limited otherwise.
The following detailed description of implementations of the present application is provided in conjunction with specific embodiments.
As shown in fig. 1-3, the embodiment of the present application provides a steel pipe pile foundation structure, which includes a foundation body 1, a plurality of support pipes 2 fixedly connected to the foundation body 1, and a drill bit assembly 3 connected to one ends of the support pipes 2 far from the foundation body 1; the drill bit assembly 3 includes a sleeve 31 fixedly connected to the support tube 2, a helical blade 32 provided on a side surface of the sleeve 31, and a pointed drill 33 provided at an end of the sleeve 31 remote from the support tube 2.
In the embodiment of the present application, the steel pipe pile foundation structure is a foundation structure of the prefabricated building, which is fixedly connected to the ground at the installation environment, and then other structures of the prefabricated building are installed on the foundation structure. When the steel pipe pile foundation structure is installed, the supporting pipe 2 is inserted into the ground, the drill bit assembly 3 at the end of the supporting pipe 2 is slowly rotated to be inserted into the ground, and then the foundation main body 1 and the supporting pipe 2 are fixedly connected. Helical blade 32 on drill bit subassembly 3 can be more smooth and easy when making supporting tube 2 rotate, does benefit to and inserts inside the ground, and the pointed drill 33 is located the sleeve pipe 31 and keeps away from the one end of supporting tube 2, can reduce supporting tube 2 and rotate the resistance that the in-process of inserting and locating ground received, and then the installation of supporting tube 2 of being convenient for. According to the height of prefabricated building to and the wind-force grade of prefabricated building service environment department, design different length's stay tube 2 and the stay tube 2 of different quantity for the prefabricated building still can stabilize and stand when being blown by the wind, and has sufficient bearing capacity, has guaranteed that the intensity of the foundation of prefabricated building is enough. The assembly type building is favorable for being popularized to various application fields.
Referring to fig. 2, as another embodiment of the steel pipe pile foundation structure provided by the present application, an abutting plate 34 is disposed on an inner wall of a sleeve 31, a support pipe 2 is inserted into the sleeve 31 and abuts against the abutting plate 34 to achieve installation and positioning of the support pipe 2, and the sleeve 31 is connected to the support pipe 2 by welding, so as to ensure stability of connection between the sleeve 31 and the support pipe 2.
Referring to fig. 2, as another embodiment of the steel pipe pile foundation structure provided by the present application, a positioning column 21 is disposed on the supporting pipe 2, and a positioning hole adapted to the positioning column 21 is disposed on the abutting plate 34, so that the relative position between the supporting pipe 2 and the sleeve 31 is fixed, and the stability of the foundation structure is ensured.
Referring to fig. 2, as another embodiment of the steel pipe pile foundation structure provided by the present application, the supporting pipe 2 is a hollow circular pipe, so that the weight and the production cost are reduced, the installation during the assembly is convenient, and the assistance of a large hoisting mechanism is not required; the thickness of the inner wall of the support tube 2 ranges from 8 mm to 10 mm. And the adaptability can be changed according to the ground environment and the use environment.
Referring to fig. 1 to 3, as another embodiment of the steel pipe pile foundation structure provided by the present application, a foundation body 1 includes a foundation section steel 11 fixedly connected to a support pipe 2, and a steel beam 12 detachably connected to the foundation section steel 11. The foundation structural steel 11 is fixedly connected with the support pipe 2 inserted in the ground, and the steel beam 12 is used for mounting and fixing ground objects of the fabricated building, such as a wall structure. The steel beam 12 is provided with a plurality of through holes for mounting components. The steel beam 12 may be an i-steel, a flat plate structure at the bottom and top of the i-steel, which facilitates the installation and fixation of the assembly type building ground component.
Referring to fig. 3, as another embodiment of the steel pipe pile foundation structure provided by the present application, a connector 13 is disposed between the foundation section steel 11 and the support pipe 2, the connector 13 is connected to the support pipe 2 by welding, and the foundation section steel 11 is connected to the connector 13 by welding.
Referring to fig. 3, as another embodiment of the steel pipe pile foundation structure provided by the present application, the connecting member 13 includes a top plate 131 connected to the foundation steel 11, two vertical plates 132 respectively located at two opposite ends of the top plate 131, and a bottom plate 133 located at a side of the vertical plate 132 away from the top plate 131; the two vertical plates 132 are perpendicular to the top plate 131 and located on the same side of the top plate 131, and the bottom plate 133 is perpendicular to the vertical plates 132 and connected to the support tube 2. When the support pipes 2 are hollow pipes, the structure of the connecting member 13 may provide a space for the steel beam 12 to be connected to the foundation section steel 11. The height provided by the vertical plate 132 can realize more welding space, thereby facilitating the welding operation.
Referring to fig. 3, as another embodiment of the steel pipe pile foundation structure provided by the present application, a steel beam 12 is connected to a foundation section steel 11 through bolts, and the steel beam 12 is provided with an abdicating hole 121 for a routing or a pipeline to pass through.
Referring to fig. 3, as another embodiment of the steel pipe pile foundation structure provided by the present application, a concrete structure 14 is coated outside the foundation structural steel 11 to improve the stability of the foundation structure. The concrete structure 14 can be arranged after the foundation steel 11 is connected with the steel beam 12, so that the concrete structure 14 can be arranged by selecting better weather, and other parts of the prefabricated building can still be arranged on the steel beam 12 before the concrete structure 14 is arranged, so that the assembly operation is more flexible.
Referring to fig. 2, as another embodiment of the steel pipe pile foundation structure provided by the present application, a plurality of supporting pipes 2 are sequentially arranged along the length direction of the foundation section steel 11, and the gaps between adjacent supporting pipes 2 are the same, so that the stress at each position of the bottom of the foundation structure is uniform.
It is to be understood that aspects of the present invention may be practiced otherwise than as specifically described.
It should be understood that the above examples are merely examples for clearly illustrating the present application, and are not intended to limit the embodiments of the present application. Other variations and modifications will be apparent to persons skilled in the art in light of the above description. And are neither required nor exhaustive of all embodiments. Any modification, equivalent replacement, and improvement made within the spirit and principle of the present application shall be included in the protection scope of the claims of the present application.
Claims (10)
1. The steel pipe pile foundation structure is characterized by comprising a foundation main body, a plurality of supporting pipes fixedly connected with the foundation main body, and a drill bit assembly connected with one ends of the supporting pipes far away from the foundation main body; the drill bit assembly comprises a sleeve fixedly connected with the supporting pipe, a helical blade arranged on the side surface of the sleeve, and a pointed drill arranged at one end of the sleeve far away from the supporting pipe.
2. The steel pipe pile foundation structure of claim 1, wherein an abutting plate is arranged on an inner wall of the sleeve, the support pipe is inserted into the sleeve and abuts against the abutting plate, and the sleeve is connected with the support pipe in a welding mode.
3. The steel pipe pile foundation structure of claim 2, wherein the supporting pipe is provided with a positioning column, and the abutting plate is provided with a positioning hole adapted to the positioning column.
4. The steel pipe pile foundation structure of claim 1, wherein the support pipe is a hollow round pipe, and the thickness of the inner wall of the support pipe ranges from 8 mm to 10 mm.
5. The steel pipe pile foundation structure of any one of claims 1-4, wherein the foundation body comprises foundation section steel fixedly connected with the support pipe, and a steel beam detachably connected with the foundation section steel.
6. The steel pipe pile foundation structure of claim 5, wherein a connecting piece is arranged between the foundation section steel and the support pipe, the connecting piece is connected with the support pipe in a welding mode, and the foundation section steel is connected with the connecting piece in a welding mode.
7. The steel pipe pile foundation structure of claim 6, wherein the connecting piece comprises a top plate connected with the foundation section steel, two vertical plates respectively positioned at two opposite ends of the top plate, and a bottom plate positioned at one side of the vertical plates away from the top plate; the two vertical plates are perpendicular to the top plate and located on the same side of the top plate, and the bottom plate is perpendicular to the vertical plates and connected with the supporting tubes.
8. The steel pipe pile foundation structure of claim 5, wherein the steel beam is connected with the foundation section steel through bolts, and the steel beam is provided with abdicating holes.
9. The steel pipe pile foundation structure of claim 5, wherein the foundation section steel is externally coated with a concrete structure.
10. The steel pipe pile foundation structure of claim 5, wherein the plurality of support pipes are arranged in sequence along a length direction of the foundation section steel, and gaps between adjacent support pipes are the same.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201922487196.2U CN211713953U (en) | 2019-12-28 | 2019-12-28 | Steel pipe pile foundation structure |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201922487196.2U CN211713953U (en) | 2019-12-28 | 2019-12-28 | Steel pipe pile foundation structure |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN211713953U true CN211713953U (en) | 2020-10-20 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201922487196.2U Active CN211713953U (en) | 2019-12-28 | 2019-12-28 | Steel pipe pile foundation structure |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN211713953U (en) |
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2019
- 2019-12-28 CN CN201922487196.2U patent/CN211713953U/en active Active
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