Shield machine and anterior shield system thereof
A technology of shield machine and shield body, which is applied in the direction of earth mover/shovel, shaft lining, tunnel lining, etc. It can solve problems such as collapse and ground subsidence, so as to prevent ground subsidence and collapse accidents, improve construction progress, The effect of low manufacturing and construction costs
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[0034] The following will clearly and completely describe the technical solutions in the embodiments of the present invention with reference to the accompanying drawings in the embodiments of the present invention. Obviously, the described embodiments are only some, not all, embodiments of the present invention. Based on the embodiments of the present invention, all other embodiments obtained by persons of ordinary skill in the art without creative efforts fall within the protection scope of the present invention.
[0035] figure 1 Shown is a structural diagram of a shield machine according to an embodiment of the present invention, in which the shield machine includes a front shield body 1a, a middle shield body 1b and a tail shield body 1c. It should be clear that the front of the shield machine refers to the direction of excavation towards the excavation face. Each shield body is a cylindrical structure, which can temporarily support the tunnel section that has been excava...
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