Municipal anti-noise well lid assembly
An anti-noise and manhole cover technology, which is applied in water conservancy projects, artificial islands, underwater structures, etc., can solve the problems of manhole cover damage, loud noise, and endangering the health of residents and pedestrians, so as to prevent injuries, reduce injuries, and protect safety Effect
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[0036] In order to make the technical means, creative features, goals and effects achieved by the present invention easy to understand, the present invention will be further described below in conjunction with specific embodiments.
[0037] Such as figure 1 , figure 2 , Figure 4 , Figure 5 , Image 6 , Figure 8 with Figure 9 As shown, a municipal noise-proof manhole cover assembly includes a base 1 and a cover plate 2; the upper end of the base 1 is provided with a No. 1 installation groove 11; the No. 1 installation groove 11 is annular; the No. 1 installation groove 11 is provided with an elastic member 3; the elastic member 3 is ring-shaped; the elastic member 3 is engaged in the No. 1 installation groove 11; the base 1 is provided with a hinged seat structure 12; the hinged seat A hinged rod 13 is provided on the structure 12; the hinged rod 13 is connected to the hinged seat structure 12; the cover plate 2 is arranged above the base 1; a No. 1 protrusion is pro...
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