Mouse preventer
The utility model discloses a rat-proof device. The rat-proof device comprises an arch-bridge-shaped rat-proof device body, a fixing piece is arranged above the rat-proof device body; wherein a fixingpiece is arranged on the rat-proof device body, a rat-proof baffle hinged to the fixing piece is arr...
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Main Author | |
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Format | Patent |
Language | Chinese English |
Published |
26.06.2020
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Subjects | |
Online Access | Get full text |
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Summary: | The utility model discloses a rat-proof device. The rat-proof device comprises an arch-bridge-shaped rat-proof device body, a fixing piece is arranged above the rat-proof device body; wherein a fixingpiece is arranged on the rat-proof device body, a rat-proof baffle hinged to the fixing piece is arranged in the rat-proof device body, a splayed top supporting piece is further arranged above the rat-proof device body, the two ends of the top supporting piece are fixed to the two sides of the rat-proof device body respectively, a screw rod is further arranged on the fixing piece, and the screw rod penetrates through the top supporting piece and then is in threaded connection with a nut. According to the utility model, the rat-proof baffle plate is obliquely hinged on the fixing piece along the water flow direction; under the state that no water flow passes through, the valve obliquely abuts against the inner wall of the pipeline by means of self gravity; when water flow passes, the rat-proof baffle can freely sw |
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Bibliography: | Application Number: CN201921420183U |