Electrical protection device

The utility model discloses an electrical protection device, which comprises a shell and a fixed plate fixedly connected to the inner wall of the shell, and further comprises a protective cover, the fire extinguishing component comprises bearing frames rotationally connected to the bottom wall of th...

Ausführliche Beschreibung

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Bibliographische Detailangaben
Hauptverfasser: LIU BIN, GAO DA, XIE DONGHANG, TAN ZHONG, YANG GUOZHONG, LIU YINLI
Format: Patent
Sprache:chi ; eng
Schlagworte:
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Beschreibung
Zusammenfassung:The utility model discloses an electrical protection device, which comprises a shell and a fixed plate fixedly connected to the inner wall of the shell, and further comprises a protective cover, the fire extinguishing component comprises bearing frames rotationally connected to the bottom wall of the fixing plate, the bearing frames are symmetrically arranged relative to the fixing plate, dry ice balls are connected to the top walls of the bearing frames and evenly distributed along the top walls of the bearing frames, first electromagnetic blocks are fixedly connected to the bottom wall of the fixing plate, and tension springs are connected to the side walls of the first electromagnetic blocks; one end, away from the first electromagnetic block, of the tension spring is fixedly connected with an iron block; the power-off component is connected to the inner wall of the shell; according to the utility model, a circuit can be conveniently cut off at the first time after a fire breaks out due to short circuit of