Water discharging manhole cover capable of automatically hoisting
A drainage manhole cover, automatic lifting technology, applied in drainage structures, water conservancy projects, waterway systems, etc., can solve the problems of poor safety, a lot of water on the road, rarely opened, etc., to achieve reasonable structural design, increase discharge capacity, and function. full effect
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 The automatic lifting drainage manhole cover provided by the present invention will be described in detail below in conjunction with the accompanying drawings and specific embodiments.
 Such as figure 1 , 2 As shown, the automatic lifting drainage well cover provided by the present invention includes a well cover 1, a well cover base 2, two spring hinge mechanisms 3, a well cover floating cabin 5, a rainwater collector 6 and a warning device; the well cover base 2 is Ring, fixed at the wellhead of the drainage well; the well cover 1 is disc-shaped, placed on the well cover base 2, a central hole 9 is formed in the center of the well cover 1, and a plurality of drainage holes 7 are formed in the middle; two springs The hinge mechanism 3 is symmetrically connected between the well cover 1 and the well cover base 2, and each spring hinge mechanism 3 includes a first strut 14, a second strut 15 and a spring 4, wherein the upper end of the first strut 14 is fixed on...
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