A special spring in the receptacle connector connects the ground contact to the metal shell for reliable panel grounding.
2
本装置的主要结构是在插头和插座上装有电磁铁，并在插头和插座之间装有弹簧。
The main structure of the utility model is that an electromagnet is arranged on the plug and the socket, and a spring is arranged between the plug and the socket.
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