Title:
PULLING-OUT DEVICE FOR PRECAST CONCRETE SUPPORT WALL
Document Type and Number:
WIPO Patent Application WO/2019/148751
Kind Code:
A1
Abstract:
A pulling-out device for a precast concrete support wall (1). Vertical hollow pipes (1-1) are pre-embedded in the precast concrete support wall (1). The pulling-out device comprises pulling-out mechanisms penetrating through the hollow pipes (1-1). The lower ends of the pulling-out mechanisms are fixedly arranged inside the precast concrete support wall (1) and are located at the lower ends of the hollow pipes (1-1). First fixing devices (4) for stretching the pulling-out mechanisms are provided at the upper ends of the pulling-out mechanisms. The first fixing devices (4) are not connected to the precast concrete support wall (1).
Inventors:
HOU HETAO (CN)
LI MINGJUN (CN)
YAN XUEXUE (CN)
WANG WENHAO (CN)
QU BING (CN)
CHEN CHENG (CN)
LI MINGJUN (CN)
YAN XUEXUE (CN)
WANG WENHAO (CN)
QU BING (CN)
CHEN CHENG (CN)
Application Number:
PCT/CN2018/092744
Publication Date:
August 08, 2019
Filing Date:
June 26, 2018
Export Citation:
Assignee:
UNIV SHANDONG (CN)
International Classes:
E02D5/20; E02D9/02
Foreign References:
| CN108086319A | 2018-05-29 | |||
| CN107254876A | 2017-10-17 | |||
| CN205557512U | 2016-09-07 | |||
| CN206928296U | 2018-01-26 | |||
| JPH03271421A | 1991-12-03 | |||
| JPH08269966A | 1996-10-15 |
Attorney, Agent or Firm:
JINAN SHENGDA INTELLECTUAL PROPERTY AGENCY CO., LTD (CN)
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