Lock control door stopper device

The utility model relates to a lock control door stopper device, which comprises a door lock rotating shaft arranged on a door body and a connecting ring arranged on a wall body; a protective plate is vertically arranged on the rear side surface of the door body; a first swing rod and a second swing...

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1. Verfasser: ZHENG LONGFENG
Format: Patent
Sprache:chi ; eng
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Beschreibung
Zusammenfassung:The utility model relates to a lock control door stopper device, which comprises a door lock rotating shaft arranged on a door body and a connecting ring arranged on a wall body; a protective plate is vertically arranged on the rear side surface of the door body; a first swing rod and a second swing rod are articulated below the protective plate, wherein a clamping hook matched with the connecting ring is arranged at the rear end part of the second swing rod; the front end part of the second swing rod is articulated below the protective plate; the middle part of the first swing rod is articulated below the protective plate; the front side part of the first swing rod is attached to the rear side surface of the door body; the rear side part of the first swing rod is below the second swing rod; stress of the front side part of the first swing rod is more than that of the rear side part of the first swing rod, so that the second swing rod is supported by the rear side part of the first swing rod, therefore, the s