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Patent Searching and Data


Title:
HIGH-SPEED RAILWAY GOAF FOUNDATION PSEUDO-DYNAMIC LOADING MODEL TEST APPARATUS AND METHOD
Document Type and Number:
WIPO Patent Application WO/2021/008278
Kind Code:
A1
Abstract:
The present invention relates to a high-speed railway goaf foundation pseudo-dynamic loading model test apparatus and method. The apparatus comprises a test platform provided with a model recess. Two sides of the model recess are wall plates. One side of each wall plate is close to the test platform, and the other side is provided with multiple slots. A test rock and soil body is placed in the model recess. A goaf simulation assembly is provided inside the test rock and soil body. Two sides of the test rock and soil body are baffles inserted into the slots. A loading base is provided on the test rock and soil body. A loading plate is tiled on the loading base. A rail pad is provided on the loading plate. Two parallel loading rails are fixed on the rail pad. A reaction stand is provided on the test platform. The reaction frame is provided with a downward loading device. A rigid beam is connected to the bottom of the loading device. According to the present invention, the baffles can be inserted into the slots so that the positions of the baffles are fixed and a horizontal reaction force is provided, and the positions of the baffles can be adjusted according to the positions of the slots, and the model recess can accommodate test rock and soil bodies of different sizes.

Inventors:
WANG SHUREN (CN)
REN LIANWEI (CN)
NING HAO (CN)
DUN ZHILIN (CN)
LIU XILIANG (CN)
ZOU YOUFENG (CN)
SHI KUNPENG (CN)
GAO BAOBIN (CN)
ZHANG WENZHI (CN)
ZOU ZHENGSHENG (CN)
Application Number:
PCT/CN2020/095429
Publication Date:
January 21, 2021
Filing Date:
June 10, 2020
Export Citation:
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Assignee:
UNIV HENAN POLYTECHNIC (CN)
International Classes:
E02D33/00; G01N3/08
Foreign References:
CN110409518A2019-11-05
CN210529777U2020-05-15
CN108914982A2018-11-30
CN102650574A2012-08-29
CN106568606A2017-04-19
CN107340380A2017-11-10
CN105040754A2015-11-11
KR100779486B12007-11-26
KR101446227B12014-10-01
Attorney, Agent or Firm:
BEIJING GAOWO LAW FIRM (CN)
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