Single-column double-point inward-opening type invisible safety door

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Single-column double-point inward-opening type invisible safety door

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ZHEN LING / QIN YUBO / WU YINGJUN / ZHAO JINGJING / WANG GE / ZHANG CHUNHUA / WANG YUN / ZHENG SHENGLI

The invention relates to a single-column double-point inward-opening type invisible safety door. The safety door at least comprises a door frame and a door plate; the door frame is connected with the door plate through door lugs and a door shaft. The safety door is characterized in that the central axis of the door plate is connected with an operating hand wheel, the operating hand wheel is provided with a small gear, the small gear is coupled with a big gear arranged at the lower end of the central axis, and the left side and the right side of a gear plate of the big gear are connected with a set of link mechanisms and door holder mechanisms respectively; the door holder mechanisms are connected through the left link mechanism and the right link mechanism, compressing and separating are conducted by compressing wedges of the door holder mechanisms and a left frame and a right frame of the door frame. The safety door has the advantages that the safety is high, the use is convenient, and the technology is reasonable.

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Title :

Single-column double-point inward-opening type invisible safety door

Contributors:

ZHEN LING (author) / QIN YUBO (author) / WU YINGJUN (author) / ZHAO JINGJING (author) / WANG GE (author) / ZHANG CHUNHUA (author) / WANG YUN (author) / ZHENG SHENGLI (author)

Publication date :

2015-10-07

Type of media :

Patent

Type of material :

Electronic Resource

Language :

English

Classification :

IPC:

E06B Feste oder bewegliche Abschlüsse für Öffnungen in Bauwerken, Fahrzeugen, Zäunen oder ähnlichen Einfriedungen allgemein, z.B. Türen, Fenster, Läden, Tore , FIXED OR MOVABLE CLOSURES FOR OPENINGS IN BUILDINGS, VEHICLES, FENCES, OR LIKE ENCLOSURES, IN GENERAL, e.g. DOORS, WINDOWS, BLINDS, GATES / B63B Schiffe oder sonstige Wasserfahrzeuge , SHIPS OR OTHER WATERBORNE VESSELS / E05C Riegel oder Feststellvorrichtungen für Flügel, insbesondere für Türen oder Fenster , BOLTS OR FASTENING DEVICES FOR WINGS, SPECIALLY FOR DOORS OR WINDOWS