Jacking mold trolley efficient and convenient to use
Patent Information
- Authority / Receiving Office
- CN · China
- Current Assignee / Owner
- CHINA RAILWAY 22ND BUREAU GROUP
- Publication Date
- 2020-02-11
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Abstract
Description
technical field
[0001] The invention relates to the technical field of lining trolleys, in particular to an efficient and convenient top form trolley. Background technique
[0002] The tunnel lining trolley is special equipment that must be used in the secondary lining of the tunnel construction process, and is used for the concrete lining construction of the inner wall of the tunnel. Concrete lining trolley is an indispensable non-standard product for secondary lining in the tunnel construction process, mainly including simple lining trolley, fully hydraulic automatic walking lining trolley and grid lining trolley. Fully hydraulic lining trolley can be divided into side-top arch type, full-circle needle beam type, bottom mold needle-beam type, full-circle walking type, etc. In the construction of hydraulic tunnels and bridges, lifting slip form, jacking slip form and overturning form are also widely used. The full-circle lining trolley is often used in the construction of...