Section-variable tunnel-crossing lining trolley
A technology for lining trolleys and changing sections, applied in tunnel lining, tunnel, wellbore lining, etc., can solve the problems of input construction and maintenance costs, increased equipment costs, consuming a lot of manpower and material resources, and reduce labor costs and equipment costs. , The effect of reducing the number of trolleys and simplifying the overall structure
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[0051] see Figure 1-Figure 5 , a variable cross-section tunnel lining trolley, including a portal frame system 1, a formwork system 2, a connecting part 3 connecting the portal frame system 1 and the template system 2, a walking mechanism 4 that drives the entire trolley to travel, and controls the entire platform. The control system for the movement of the trolley.
[0052] The gantry system 1 includes a frame part 1.1 and a jacking mechanism 1.2 and a bracket part 1.3 which are simultaneously arranged on the frame part 1.1, and the detailed structure is as follows:
[0053] The framework section 1.1 (see figure 1 and figure 2 ) is a mouth-shaped structure consisting of two gantry beams 1.11 and two gantry longitudinal beams 1.12.
[0054] The jacking mechanism 1.2 (see figure 1 and figure 2 ) includes four sets of jacking single pieces A arranged at the four corners of the frame part 1.1, and the lower ends of the guide columns A1 in the first-stage jacking parts of ...
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