The invention is suitable for the technical field of power supply protection devices, and provides a rail transit vehicle-mounted inverter power supply protection device which comprises a protection box, an inverter power supply, an induction piece and a control chip are arranged in the protection box, a contact groove is formed in the induction piece, and the rail transit vehicle-mounted inverter power supply protection device further comprises a driving mechanism and a switching mechanism, the switching mechanism comprises a switching seat, a switching piece, a first rotating piece, a second rotating piece, a second sliding piece and an abutting piece, a contact is arranged at one end of the switching piece, and the contact is electrically connected with the control chip and the contact groove. According to the rail transit vehicle-mounted inverter power supply protection device, the switching mechanism is driven through the driving mechanism, the electrical connection between the contact and the contact groove can be achieved, the induction piece is made to be connected with the control chip, then an alarm is given to electric leakage overload of the inverter power supply, maintenance personnel can conveniently maintain the inverter power supply in time, the practicability of the protection device is improved, and the personal safety of a user and workers is guaranteed.
本发明适用于电源保护装置技术领域,提供了一种轨道交通车载逆变电源保护装置,包括保护箱,所述保护箱内设置有逆变电源、感应件和控制芯片,所述感应件上开设有触槽,还包括:驱动机构和切换机构,所述切换机构包括切换座、切换件、第一转动件、第二转动件、第二滑动件和抵压件,所述切换件的一端设置有触头,所述触头分别与控制芯片和触槽电性连接。本发明中的轨道交通车载逆变电源保护装置,通过驱动机构对切换机构进行驱动,可以实现触头与触槽的电性连接,使得感应件与控制芯片接通,进而实现对逆变电源的漏电过载进行报警,便于检修人员及时对逆变电源进行检修,提高保护装置的实用性,且保证使用者以及工作人员的人身安全。
Rail transit vehicle-mounted inverter power supply protection device
一种轨道交通车载逆变电源保护装置
2022-02-25
Patent
Elektronische Ressource
Chinesisch
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