The invention relates to a control circuit of a vehicle-mounted power supply control circuit of a railroad tractor, and belongs to the control field of railroad tractors. According to the technical scheme, the system comprises a low-voltage control circuit and a high-voltage power supply circuit, the high-voltage power supply circuit comprises a circuit sliding ring, a winding drum control cabinet, an air pump control cabinet, a vehicle-mounted rectifying unit, a motor frequency converter and a braking unit MDBUN, the circuit sliding ring is arranged on a cable winding drum of the tractor, and the input end of the circuit sliding ring is connected into a cable on the cable winding drum; the output end is connected with the vehicle-mounted rectifying unit, the high-voltage input end of the drum control cabinet and the high-voltage input end of the air pump control cabinet, and the high-voltage output end of the drum control cabinet is connected with the drum high-voltage power supply end. The control circuit solves the problem of power supply and control of the railway tractor by the factory mains supply, can realize advancing of the cable along with the operation of the railway tractor, and solves the problem of insufficient power supply of a conventional storage battery.
本发明涉及一种轨道牵引车随车供电控制电路的控制电路,属于轨道牵引车的控制领域。本发明采用的技术方案是:包括低压控制电路和高压供电电路,高压供电电路包括电路滑环、卷筒控制柜、气泵控制柜、车载整流单元、电机变频器和制动单元MDBUN,电路滑环设置在牵引车的线缆卷筒上,且输入端接入线缆卷筒上的线缆,输出端分别连接车载整流单元、卷筒控制柜的高压输入端和气泵控制柜的高压输入端,卷筒控制柜机的高压输出端连接卷筒电高压电源端。本发明解决了工厂市电为轨道牵引车供电与控制问题,本控制电路能实现线缆随轨道牵引车运行前进,解决常规蓄电池供电不足的问题。
Control circuit of track tractor vehicle-mounted power supply control circuit
轨道牵引车随车供电控制电路的控制电路
2024-07-16
Patent
Electronic Resource
Chinese
VEHICLE-MOUNTED POWER SUPPLY CIRCUIT AND VEHICLE-MOUNTED POWER SUPPLY DEVICE
European Patent Office | 2019
|