The present invention relates to a control cabinet switching device, and particularly to an air defense warning control cabinet switching device and an operating method thereof. The air defense warning control cabinet switching device is used for the technical field of air defense. The air defense warning control cabinet switching device comprises a central processor, a communication module, a driving module and a power module. The power module is connected with the central processor, the communication module and the driving module respectively. The central processor is connected with the communication module and the driving module respectively. The driving module is connected with a loudspeaker. The central processor is controlled through a man-machine interface. The central processor controls a cabinet door for opening and closing. The operating method comprises the steps of: burning the modules for integrating with a PCB, and detecting the cabinet door. The air defense warning control cabinet switching device and the operating method thereof have the functions of: realizing online monitoring, ensuring the control cabinet in a monitored state, and reducing manpower output.

Air defense warning control cabinet switching device and operating method thereof

The utility model discloses a sound-light alarm theft-proof device of a transformer based on the Internet of things, which comprises a sound-light alarm, a three-phase input power supply and judging circuit, a signal input and output end, a main processing chip, a GSM wireless communication module and a storage battery. The main processing chip is respectively and electrically connected with the three-phase input power supply and judging circuit, the signal input and output end, the GSM wireless communication module and the storage battery. The sound-light alarm is electrically connected with the output end of the signal input and output end. The GSM wireless communication module is provided with an antenna. The storage battery is connected with a temperature switch. The three-phase input power supply and judging circuit, the signal input and output end, the main processing chip, the GSM wireless communication module, the storage battery and a charging switch are arranged in an aluminum alloy control cabinet. The outside of the aluminum alloy control cabinet is provided with heat-radiating grills. Wireless networks of GSM 900 MHz, 1800 MHz and 1900 MHz can be utilized by the sound-light alarm theft-proof device, and the alarm operation of the device is not limited by the distance.

Ding Zhaowei

Papers

Sound-light alarm theft-proof device of transformer based on Internet of things