A sewer manhole cover for preventing urban waterlogging
A technology of urban waterlogging and sewers, applied in water conservancy projects, underwater structures, buildings, etc., can solve problems such as heavy rainfall, unfavorable urban traffic, and impact
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[0018] The present invention will be described in further detail below through specific implementation examples and in conjunction with the accompanying drawings.
[0019] Figure 1-3 Shown is the anti-city waterlogging sewer manhole cover provided by the present invention, comprising a main manhole cover 1 and an auxiliary manhole cover 2; the main manhole cover 1 is rotatably provided with a rotating shaft 16, and the auxiliary manhole cover 2 is fixed on the rotating shaft 16; the main manhole cover 1 There is a lock hole on the top, and the auxiliary well cover 2 is provided with a lock groove, and a lock core 15 is slidably arranged in the lock groove, and one end of the lock core 15 extends into the lock hole; the lock core 15 and the end surface of the lock groove are provided with a The lock core 15 is pushed into the first spring 14 in the lockhole; a leaking barrel 7 is arranged below the auxiliary well cover 2, and a floating ball 8 is arranged in the leaking barrel...
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