Detecting vehicle for tunnel
Patent Information
- Authority / Receiving Office
- CN · China
- Patent Type
- Applications(China)
- Current Assignee / Owner
- TONGJI UNIV
- Publication Date
- 2011-10-12
- Estimated Expiration
- Not applicable · inactive patent
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Abstract
Description
technical field
[0001] The invention relates to a detection vehicle used in subway tunnels, belonging to the field of civil engineering. Background technique
[0002] The first line of the Shanghai Metro was officially put into operation on April 10, 1995, 15 years ago. At present, there are 11 lines in use, of which, except Line 3, which is a light rail and some suburban lines, the remaining sections are all underground sections.
[0003] The construction of the underground section of the Shanghai Metro adopts the shield method, and the lining structure of the subway tunnel in the underground section is assembled by pre-installed reinforced concrete segments. Various reasons, such as abnormalities in the fragile parts of the tunnel structure, and as time increases, cracks or water leakage will form on the surface of the tunnel lining structure.
[0004] In view of the structural diseases in Shanghai subway tunnels, it is usually necessary to arrange for trained profession...