Protective door for civil air defense engineering

The utility model discloses a protective door for civil air defense engineering, which comprises a door frame and a protective door, the protective door is mounted on the door frame through a hinge, and a locking structure is arranged between the door frame and the protective door; the locking struc...

Ausführliche Beschreibung

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Bibliographische Detailangaben
Hauptverfasser: CHU LE, SHEN CHONG, WU KAIXIN, BAI XIAODONG, CHEN YONGJIAN, LI JIE, JIA ZHENBANG, WANG JINLIANG, GUO DONG, LIU GUOLIANG, YANG PAN, YANG CHENJU, ZHANG LI, CUI HANG
Format: Patent
Sprache:chi ; eng
Schlagworte:
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Beschreibung
Zusammenfassung:The utility model discloses a protective door for civil air defense engineering, which comprises a door frame and a protective door, the protective door is mounted on the door frame through a hinge, and a locking structure is arranged between the door frame and the protective door; the locking structure comprises a left fixing block, a right fixing block, a motor, a positive and negative tooth lead screw, a first moving block, a second moving block and a locking assembly. The left fixing block is installed on the front wall face of the protective door, the right fixing block is installed on the front wall face of the protective door and located on the right side of the left fixing block, through holes are formed in the left wall face and the right wall face of the right fixing block, the motor is installed on the right wall face of the right fixing block, and the left end of the positive and negative tooth lead screw is installed on the right wall face of the left fixing block through a bearing. The utility m