Cover plate for fabricated concrete circular inspection well

The utility model discloses a cover plate for a fabricated concrete circular inspection well, which comprises a cover plate main body, the bottom of the cover plate main body is fixedly connected with a shell, the top of the cover plate main body is provided with a groove, an inner cavity of the gro...

Ausführliche Beschreibung

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Bibliographische Detailangaben
Hauptverfasser: REN LIRU, YANG YE, CHEN SHENG
Format: Patent
Sprache:chi ; eng
Schlagworte:
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Beschreibung
Zusammenfassung:The utility model discloses a cover plate for a fabricated concrete circular inspection well, which comprises a cover plate main body, the bottom of the cover plate main body is fixedly connected with a shell, the top of the cover plate main body is provided with a groove, an inner cavity of the groove is provided with a hand wheel, the bottom of the hand wheel is fixedly connected with a rotating shaft, and the rotating shaft is fixedly connected with the shell. The end, away from the hand wheel, of the rotating shaft penetrates into an inner cavity of the shell and is fixedly connected with a first bevel gear. Through cooperative use of the cover plate main body, the shell, the groove, the hand wheel, the rotating shaft, the first bevel gear, the screw rod, the threaded sleeve, the second bevel gear, the supporting rod, the extrusion block, the base body, the anti-carbonization layer, the first reinforcing layer, the second reinforcing layer, the buffer layer, the anti-corrosion layer and the waterproof lay