Title:
TUNNEL SUPPORTING ACTION FORCE ADJUSTMENT DEVICE AND METHOD
Document Type and Number:
WIPO Patent Application WO/2022/142051
Kind Code:
A1
Abstract:
A tunnel supporting action force adjustment device, comprising a fixing assembly (1), a movable support assembly (2) and a drive assembly (3), wherein the fixing assembly (1) is connected to structural steel (4); the movable support assembly (2) is connected to the fixing assembly (1) and is used for being connected to a tunnel hole body, and the movable support assembly (2), the fixing assembly (1) and the structural steel (4) are fixedly connected to the tunnel hole body by means of pouring; and the drive assembly (3) is detachably connected to the fixing assembly (1) and the movable support assembly (2), and is used for adjusting the supporting force of the movable support assembly on the tunnel hole body. Further disclosed is a tunnel supporting action force adjustment method. By arranging adjustment devices at different positions of an arch-shaped cross-sectional structural steel of a tunnel, fixed-point adjustment of a force acting at each position is achieved, forming the optimal supporting force and supporting effect.
Inventors:
CHEN LIPING (CN)
YING GUOGANG (CN)
ZHU HANHUA (CN)
HE JIAYUAN (CN)
CHEN DAN (CN)
XING YAPENG (CN)
YING GUOGANG (CN)
ZHU HANHUA (CN)
HE JIAYUAN (CN)
CHEN DAN (CN)
XING YAPENG (CN)
Application Number:
PCT/CN2021/092408
Publication Date:
July 07, 2022
Filing Date:
May 08, 2021
Export Citation:
Assignee:
NINGBO LANGDA ENGINEERING TECH CO LTD (CN)
International Classes:
E21D11/15
Foreign References:
| CN112664237A | 2021-04-16 | |||
| CN105971025A | 2016-09-28 | |||
| CN207829932U | 2018-09-07 | |||
| CN111764936A | 2020-10-13 | |||
| JPH11280390A | 1999-10-12 | |||
| GB2150171A | 1985-06-26 |
Attorney, Agent or Firm:
BEIJING YIZHIBI INTELLECTUAL PROPERTY AGENCY (GENERAL PARTNERSHIP) (CN)
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