Error-closing-resistant switching device
The invention discloses an error-closing-resistant switching device and belongs to the technical field of switching devices. The error-closing-resistant switching device comprises a main body and support legs and further comprises a receiver, an infrared receiving device and a battery are arranged i...
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Format: | Patent |
Sprache: | chi ; eng |
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Zusammenfassung: | The invention discloses an error-closing-resistant switching device and belongs to the technical field of switching devices. The error-closing-resistant switching device comprises a main body and support legs and further comprises a receiver, an infrared receiving device and a battery are arranged in the receiver, the infrared receiving device is electrically connected with the battery, a plurality of clamping bodies are arranged on the inside of the main body, the four clamping bodies are connected with the main body through a spring, an infrared transmitter and a buzzer are arranged in the support legs, and the infrared transmitter is electrically connected with the buzzer. The error-closing-resistant switching device has the advantages of being capable of matching with an earthing rod for use, warning workers to disassemble an earth wire after working, avoiding error closing of switches, being capable of automatic alarming when the workers are far away from fields, and improving safety. |
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