Heightened valve well
The utility model provides a heightened valve well, which comprises a well body, and the upper port of the well body is provided with a well body waterproof edge and a well body flange extending outwards; the heightening frame is detachably connected to the well body, the lower port of the heighteni...
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| Format: | Patent |
| Sprache: | chi ; eng |
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| Zusammenfassung: | The utility model provides a heightened valve well, which comprises a well body, and the upper port of the well body is provided with a well body waterproof edge and a well body flange extending outwards; the heightening frame is detachably connected to the well body, the lower port of the heightening frame is provided with a heightening frame sealing groove matched with the waterproof edge of thewell body and a heightening frame bottom turned edge matched with the turned edge of the well body and extending outwards, and the upper port of the heightening frame is provided with a heightening frame waterproof edge and a heightening frame top turned edge extending inwards; the inner cover is detachably connected to the heightening frame, an inner cover sealing groove matched with the waterproof edge of the heightening frame and an inner cover flanging matched with the top flanging of the heightening frame are formed in the edge of the bottom surface of the inner cover, and a handle is arranged on the top surface |
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