Power supply unit of elevator car
A technology for elevator cars and power supply devices, which is applied to elevators, transportation, and packaging in buildings. It can solve the problems of increased wires, high material costs, and many cables and wires, so as to reduce energy waste, reduce communication interference, Effect of improved signal reliability
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[0014] In order for those skilled in the art to further understand the features and technical content of the present invention, please refer to the following detailed description and accompanying drawings of the present invention.
[0015] see Figure 1 to Figure 2 As shown, the present invention provides a power supply device for an elevator car, which includes an elevator running power generation device 3 for converting the kinetic energy of the elevator car moving up and down into electric energy, and an electric energy control device 10 and an electric energy control device 10 electrically connected to it in turn. The energy storage unit 12 and the electric energy control device 10 are also electrically connected to the car electric unit 14 . In this embodiment, the elevator running power generating device 3 is a reverse sheave which is arranged on the top of the car and has the function of cutting magnetic lines of force and generating power when rotating. The energy sto...
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