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Multi-segment mechanical inner supporting type anchor pipe structure and construction method thereof
The invention provides a multi-segment mechanical inner supporting type anchor pipe structure and a construction method thereof. The whole multi-segment mechanical inner supporting type anchor pipe structure is composed of a mechanical addendum jacking head, a crank twisting handle and a metal thin-walled anchor pipe. Different from an ordinary anchoring method, according to the multi-segment mechanical inner supporting type anchor pipe structure, the mechanical addendum jacking head conducts supporting in the metal thin-walled anchor pipe so that the anchor pipe can be expanded in a segmented manner, a plurality of protruding points are supported in the metal thin-walled anchor pipe, connection between soil bodies is enhanced through a physical meshing method, and the anchoring effect is achieved. The jacking head is adjusted to stretch out and draw back through the joint action of radial and axial addendum sets, and the supporting effect in the metal thin-walled anchor pipe is achieved. The multi-segment mechanical inner supporting type anchor pipe structure is used for slope support projects such as foundation pit excavation. Electromechanical work is adopted for instruments of the multi-segment mechanical inner supporting type anchor pipe structure, the automation degree is high, operation is easy and convenient, and the construction efficiency is high.
Multi-segment mechanical inner supporting type anchor pipe structure and construction method thereof
The invention provides a multi-segment mechanical inner supporting type anchor pipe structure and a construction method thereof. The whole multi-segment mechanical inner supporting type anchor pipe structure is composed of a mechanical addendum jacking head, a crank twisting handle and a metal thin-walled anchor pipe. Different from an ordinary anchoring method, according to the multi-segment mechanical inner supporting type anchor pipe structure, the mechanical addendum jacking head conducts supporting in the metal thin-walled anchor pipe so that the anchor pipe can be expanded in a segmented manner, a plurality of protruding points are supported in the metal thin-walled anchor pipe, connection between soil bodies is enhanced through a physical meshing method, and the anchoring effect is achieved. The jacking head is adjusted to stretch out and draw back through the joint action of radial and axial addendum sets, and the supporting effect in the metal thin-walled anchor pipe is achieved. The multi-segment mechanical inner supporting type anchor pipe structure is used for slope support projects such as foundation pit excavation. Electromechanical work is adopted for instruments of the multi-segment mechanical inner supporting type anchor pipe structure, the automation degree is high, operation is easy and convenient, and the construction efficiency is high.
Multi-segment mechanical inner supporting type anchor pipe structure and construction method thereof
ZHOU YUAN (author) / GAO YUFENG (author) / ZHANG NING (author) / WU YONGXIN (author) / ZHANG LINGYUN (author) / WANG JUN (author) / LIU CHENG (author) / GUO FENG (author) / CHEN XIN (author)
2016-01-27
Patent
Electronic Resource
English
IPC:
E02D
FOUNDATIONS
,
GrĂ¼ndungen
Multi-segment expanding thin-walled anchor pipe structure and construction method
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