Rotary fixed well lid
The utility model discloses a rotary type fixed well lid which comprises a well lid body, the well lid body is placed in a well seat and fixed on the well seat through a rotary type fixing mechanism, and the rotary type fixing mechanism is embedded in the well lid body. The rotary fixing mechanism c...
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Format: | Patent |
Sprache: | chi ; eng |
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Zusammenfassung: | The utility model discloses a rotary type fixed well lid which comprises a well lid body, the well lid body is placed in a well seat and fixed on the well seat through a rotary type fixing mechanism, and the rotary type fixing mechanism is embedded in the well lid body. The rotary fixing mechanism comprises a linkage rod, a rotating shaft, an operating rod, a linkage shaft, a transmission worm gear, a transmission worm, a transmission lead screw, a traction sliding block, a fixing rod and an embedding base, the embedding base is embedded in the bottom of the well lid body, and the linkage shaft is arranged on the inner side of the embedding base; the linkage shaft is installed on the embedding base through a bearing, the upper end of the linkage shaft penetrates out of the embedding base to be connected with a linkage rod, and an operation rod is arranged at the upper end of the linkage rod. According to the rotary type fixed well lid, the well lid body is fixed to the well base through the rotary type fixing |
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