Rotary type well lid anti-theft mechanism and operation method
A rotary, rotating cover technology, applied in underwater structures, infrastructure engineering, hydraulic engineering, etc., can solve the problem of inconvenient opening of manhole covers, and achieve the effect of convenient inward and outward movement and fast opening speed.
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[0029] 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 making creative efforts belong to the protection scope of the present invention.
[0030] see Figure 1-7 , a rotary well cover anti-theft mechanism, comprising a buried ring plate 1, the inner ring of the buried ring plate 1 is fixedly connected with a connecting arc plate 2, the surface of the top of the connecting arc plate 2 is fixedly connected with a reinforcing block 8, and the inner ring of the reinforcing block 8 It is fixedly connected with the limit ring plate 9, and the outer ring of the reinforcement block 8 is fixedly connected...
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