Optic and coin controlling electric power meter

• Main Author: SHIJIE YU
• Format: Patent
• Language: English
• Published: 18.02.1998
• Edition: 6
• Subjects: MEASURING; MEASURING ELECTRIC VARIABLES; MEASURING MAGNETIC VARIABLES; PHYSICS; TESTING

The utility model relates to a light and coin controlling electric power meter used for metering electric power. The utility model is characterized in that the original metering element is additionally provided with a light (infrared) and coin controlling system. A light core which can emit light as instructions and can be pushed out is arranged in the coin of the light and coin controlling system. After the instructions are received, an electromagnetic propeller is operated. A power supply which supplies electricity is switched on and the light core is pushed out and the light coin is locked by a shaft. The control values are exhausted; after an executive nail executes, a locking mechanism is opened, the shaft is released to cause the coin to exit from a plug jack, and the power supply is cut off. The utility model has the advantages of simple structure and accurate control, achieves the mode that people need to automatically pay fee to use electricity. The utility model is the effective measure of automatic management for enhancing the economic control, accelerating fund turnover, reducing the fund turnover lost, etc.