The patent badge is an abbreviated version of the USPTO patent document. The patent badge does contain a link to the full patent document.
The patent badge is an abbreviated version of the USPTO patent document. The patent badge covers the following: Patent number, Date patent was issued, Date patent was filed, Title of the patent, Applicant, Inventor, Assignee, Attorney firm, Primary examiner, Assistant examiner, CPCs, and Abstract. The patent badge does contain a link to the full patent document (in Adobe Acrobat format, aka pdf). To download or print any patent click here.
Patent No.:
Date of Patent:
Jun. 24, 2025
Filed:
Sep. 30, 2024
Cccc Tunnel Engineering Co., Ltd., Nanjing, CN;
Zhanhu Yao, Nanjing, CN;
Yazhou Zhang, Nanjing, CN;
Ping Lu, Nanjing, CN;
Yisheng Wang, Nanjing, CN;
Hui Li, Nanjing, CN;
Lei Zhang, Nanjing, CN;
Chi Wei, Nanjing, CN;
Xiao Yan, Nanjing, CN;
Yuqiang Liang, Nanjing, CN;
Yahui Li, Nanjing, CN;
Chao Zhang, Nanjing, CN;
CCCC TUNNEL ENGINEERING CO., LTD., Nanjing, CN;
Abstract
A large-scale underground shield docking model test platform and a test method using the same are provided. The test platform includes a test soil tank, a partition wall, a shield docking model, and a freezing system. The test soil tank is of an underground foundation pit structure, the partition wall is disposed in the test soil tank to separate the test soil tank into a filling area and a non-filling area. The shield docking model is disposed in the filling area and is a reduced-scale test model. The shield docking model is provided with the freezing system, including a refrigeration system, a coolant circulation system, and freezing pipes. The freezing pipes are arranged on the shield docking model and are connected to the refrigeration system through the coolant circulation system. The refrigeration system is placed on a laminate in the non-filling area of the test soil tank.