Path hoisting type protection door
The utility model relates to a passage lifting-type protective door. A protective door leaf is connected with a scaffold, a door leaf hoisting ring is fixedly connected with the upper part of the protective door leaf, and a door leaf ear ring is fixedly connected with each of two sides of the protec...
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Format: | Patent |
Sprache: | chi ; eng |
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Zusammenfassung: | The utility model relates to a passage lifting-type protective door. A protective door leaf is connected with a scaffold, a door leaf hoisting ring is fixedly connected with the upper part of the protective door leaf, and a door leaf ear ring is fixedly connected with each of two sides of the protective door leaf; a door leaf lifting handle is fixed on the surface of the protective door leaf; a guide pulley hoisting ring is fixedly connected with a scaffold ledger above the protective door leaf, a guide pulley is hung on the guide pulley hoisting ring, one end of a wire rope is connected with a concrete clump weight, and the other end of the wire rope passes by the guide pulley and is connected with the door leaf hoisting ring of the protective door; and a vertical track is fixedly connected with the scaffold vertical pole on each of two sides of the protective door leaf, a spacing magnet is fixedly connected above the vertical track on the scaffold vertical pole, and the door leaf ear ring of the protective |
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