Lifting device of valve inspection well cover
The utility model provides a lifting device of a valve inspection well cover and relates to a special device used for lifting a valve inspection well cover. The lifting device of the valve inspection well cover can lift the valve inspection well cover with weight of about 60 kg. According to the lif...
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Main Authors | , , , , , |
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Format | Patent |
Language | Chinese English |
Published |
27.03.2013
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Subjects | |
Online Access | Get full text |
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Summary: | The utility model provides a lifting device of a valve inspection well cover and relates to a special device used for lifting a valve inspection well cover. The lifting device of the valve inspection well cover can lift the valve inspection well cover with weight of about 60 kg. According to the lifting device of the valve inspection well cover, a sleeve is arranged at the upper end of a triangular support frame, a tubular support rod is inserted in the sleeve, and a flat surface rotating body is further inserted in a pipe opening in the upper end of the support rod; a vertical surface rotating body with a horizontal revolving shaft is further in hinge joint with the flat surface rotating body, a lever hole is arranged in the vertical surface rotating body, and a lever is inserted in the lever hole; a wire cable and a hook are arranged at the lifting end of the lever, so the lever can achieve free rotation of 360 degrees in a horizontal face and 90 degrees in a perpendicular face. The lifting device of the va |
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Bibliography: | Application Number: CN20122491959U |