CN216865226U - Suit spiral anchor basis - Google Patents
Suit spiral anchor basis Download PDFInfo
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- CN216865226U CN216865226U CN202120468245.2U CN202120468245U CN216865226U CN 216865226 U CN216865226 U CN 216865226U CN 202120468245 U CN202120468245 U CN 202120468245U CN 216865226 U CN216865226 U CN 216865226U
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Abstract
The sleeved spiral anchor foundation comprises a rod cap section spiral anchor, a standard section spiral anchor and a guide section spiral anchor, wherein the number of the standard section spiral anchors is a plurality, and all the sections of spiral anchors are connected and fixed in sequence. The utility model can solve the problem that the drilling depth can not reach the design depth or exceeds the design depth in the actual drilling process of the spiral anchor foundation. The length of the sleeved spiral anchor foundation is adjusted by combining the plurality of standard sections of spiral anchors, so that the sleeved spiral anchor foundation is suitable for different soil layers, and the requirement of actual drilling on site is met.
Description
Technical Field
The utility model relates to an iron tower foundation of a power transmission line, in particular to a sleeved spiral anchor foundation.
Background
In recent years, the spiral anchor foundation is widely tried out in the field of power transmission line iron tower foundations as a new technology. However, in the actual application process, the deviation exists between the geological parameters of the foundation soil adopted by the basic design calculation and the geological parameters of the actual soil layer, so that the drilling of the spiral anchor foundation can be short of the design depth or the drilling depth exceeds the design depth.
SUMMERY OF THE UTILITY MODEL
The utility model aims to solve the technical problem of overcoming the defects in the prior art and providing the sleeved spiral anchor foundation with adjustable length so as to adapt to different soil layers.
The technical scheme adopted by the utility model for solving the technical problems is as follows: the sleeved spiral anchor foundation comprises a rod cap section spiral anchor, a standard section spiral anchor and a guide section spiral anchor, wherein the number of the standard section spiral anchors is a plurality, and all the sections of spiral anchors are connected and fixed in sequence.
Further, the screw anchor of the rod cap section comprises a steel pipe anchor rod of the rod cap section, a flange plate of the rod cap section is arranged at the upper end of the steel pipe anchor rod of the rod cap section, the steel pipe anchor rod of the rod cap section and the flange plate of the rod cap section are connected through a flange reinforcing plate of the rod cap section, the lower end of the steel pipe anchor rod of the rod cap section is connected with a sleeve pipe of the rod cap section, a first bolt hole is formed in the sleeve pipe of the rod cap section, and a anchor sheet of the rod cap section is arranged on the steel pipe anchor rod of the rod cap section.
Further, the standard section spiral anchor comprises a standard section steel pipe anchor rod, a second bolt hole is formed in the upper portion of the standard section steel pipe anchor rod, a standard section anchor sheet is arranged on the standard section steel pipe anchor rod, a standard section sleeve is arranged on the lower portion of the standard section steel pipe anchor rod, and a third bolt hole is formed in the standard section sleeve.
Further, the guide section spiral anchor comprises a guide section steel pipe anchor rod, a guide section anchor sheet is arranged on the guide section steel pipe anchor rod, a fourth bolt hole is formed in the upper end of the guide section steel pipe anchor rod, and the lower end of the guide section steel pipe anchor rod is an inclined plane.
The utility model can solve the problem that the drilling depth can not reach the design depth or exceeds the design depth in the actual drilling process of the spiral anchor foundation. The length of the sleeved spiral anchor foundation is adjusted by combining the plurality of standard sections of spiral anchors, so that the sleeved spiral anchor foundation is suitable for different soil layers, and the requirement of actual drilling on site is met.
Drawings
FIG. 1 is a side view of a composite structure according to an embodiment of the present invention;
FIG. 2 is a side view of a pole cap segment construction of an embodiment of the present invention;
FIG. 3 is a side view of a standard segment structure of an embodiment of the present invention;
FIG. 4 is a side view of a guide segment configuration of an embodiment of the present invention;
FIG. 5 is a schematic sectional view of the upper end of the rod cap segment according to the embodiment of the present invention
In the figure: 1-bolt cap section spiral anchor, 11-bolt cap section steel pipe anchor rod, 12-bolt cap section anchor sheet, 13-bolt cap section connecting bolt, 14-bolt cap section welding sleeve, 15-bolt cap section flange stiffening plate, 16-bolt cap section flange plate, 2-standard section spiral anchor, 21-standard section steel pipe anchor rod, 22-standard section anchor sheet, 23-standard section connecting bolt, 24-standard section welding sleeve, 3-guide section spiral anchor, 31-guide section steel pipe anchor rod and 32-guide section anchor sheet.
Detailed Description
The utility model is described in further detail below with reference to the figures and the embodiments.
As shown in fig. 1-5, the present embodiment includes 1 screw anchor 1 in the rod cap section, 2 screw anchors 2 in the standard section and 1 screw anchor 3 in the guiding section, and the screw anchors are connected by bolts to form a sleeved screw anchor foundation.
The bolt cap section spiral anchor 1 comprises a bolt cap section steel pipe anchor rod 11, a bolt cap section anchor sheet 12 is welded on the bolt cap section steel pipe anchor rod 11, a bolt cap section flange plate is welded at the upper end of the bolt cap section steel pipe anchor rod 11, the bolt cap section steel pipe anchor rod 11 and the bolt cap section flange plate 16 are connected through a bolt cap section flange reinforcing plate 15, the lower end of the bolt cap section steel pipe anchor rod 11 is welded with a bolt cap section welding sleeve 14 with 3 first bolt holes, and the bolt cap section connecting bolt 13 is connected with a second bolt hole formed in the standard section spiral anchor 2 through the bolt cap section connecting bolt.
Middle standard section spiral anchor 2 includes middle standard section steel pipe stock 21, and the upper portion of standard section steel pipe stock is equipped with the second bolt hole of being connected with cap section spiral anchor 1, and the welding has standard section anchor piece 22 on the standard section steel pipe stock 21, and the lower extreme of standard section steel pipe stock 21 welds with the standard section welding sleeve pipe 24 that opens and have 3 third bolt holes.
The guide section screw anchor 3 comprises a guide section steel pipe anchor rod 31, a guide section anchor sheet 32 is welded on the guide section steel pipe anchor rod 31, a fourth bolt hole is formed in the upper end of the guide section steel pipe anchor rod 31, and the lower end of the guide section steel pipe anchor rod 31 is cut into a slope.
And the standard section welding sleeve 24 is connected with a second bolt hole reserved for the standard section screw anchor 2 or a fourth bolt hole reserved for the guide section screw anchor 3 through a standard section connecting bolt 23.
The distance between the rod cap section anchor sheet 12 and the rod cap section flange plate 16 is 1m, and the distance between the rod cap section anchor sheet 12 and the center of the rod cap section connecting bolt 13 is 0.25 m. (Standard Length convenient to process, transport and use in Standard)
The center distance between the standard section anchor sheet 22 and the second bolt hole at the upper end of the standard section steel pipe anchor rod 21 is 0.75m, and the center distance between the standard section anchor sheet 22 and the standard section connecting bolt 23 is 0.25 m. (Standard Length is convenient to process, transport and use in a standardized manner)
The distance between the guide section anchor sheet 32 and the center of the fourth bolt hole at the upper end of the guide section steel pipe anchor rod 31 is 0.75 m. (Standard Length convenient to process, transport and use in Standard)
8 bolt holes are reserved in the rod cap section flange plate 16. (preformed hole convenient for drilling machine construction connection)
The spiral anchor base is made of a hot-galvanized Q345 steel plate.
Various modifications and variations of the present invention may be made by those skilled in the art, and they are also within the scope of the present invention provided they are within the scope of the claims of the present invention and their equivalents.
What is not described in detail in the specification is prior art that is well known to those skilled in the art.
Claims (2)
1. The utility model provides a suit spiral anchor basis, includes pole cap section screw anchor, standard section screw anchor and direction section screw anchor, its characterized in that: the quantity of standard section spiral anchor is a plurality of, and each section spiral anchor connects gradually fixedly, cap section spiral anchor includes cap section steel pipe stock, the upper end of cap section steel pipe stock is equipped with cap section flange board, cap section steel pipe stock and cap section flange board pass through cap section flange reinforcing plate and connect, the lower extreme and the cap section bushing of cap section steel pipe stock, be equipped with first bolt hole on the cap section sleeve pipe, be equipped with cap section anchor piece on the cap section steel pipe stock, standard section spiral anchor includes standard section steel pipe stock, the upper portion of standard section steel pipe stock is equipped with the second bolt hole, be equipped with standard section anchor piece on the standard section steel pipe stock, the lower part of standard section steel pipe stock is equipped with standard section sleeve pipe, be equipped with the third bolt hole on the standard section sleeve pipe.
2. The nested spiral anchor foundation of claim 1, wherein: the guide section spiral anchor comprises a guide section steel pipe anchor rod, a guide section anchor sheet is arranged on the guide section steel pipe anchor rod, a fourth bolt hole is formed in the upper end of the guide section steel pipe anchor rod, and the lower end of the guide section steel pipe anchor rod is an inclined plane.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202120468245.2U CN216865226U (en) | 2021-03-04 | 2021-03-04 | Suit spiral anchor basis |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202120468245.2U CN216865226U (en) | 2021-03-04 | 2021-03-04 | Suit spiral anchor basis |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN216865226U true CN216865226U (en) | 2022-07-01 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202120468245.2U Active CN216865226U (en) | 2021-03-04 | 2021-03-04 | Suit spiral anchor basis |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN216865226U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN115419057A (en) * | 2022-08-31 | 2022-12-02 | 国网天津市电力公司建设分公司 | Detachable spiral anchor |
-
2021
- 2021-03-04 CN CN202120468245.2U patent/CN216865226U/en active Active
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN115419057A (en) * | 2022-08-31 | 2022-12-02 | 国网天津市电力公司建设分公司 | Detachable spiral anchor |
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