The invention discloses an electric pile fastening structure, a fuel cell electric pile and a vehicle, the electric pile fastening structure comprises an end plate, the periphery of the end plate is provided with a mounting groove with an outward opening and a limiting hole, the limiting hole is arranged on the groove wall of the mounting groove, and the axis of the limiting hole has a projection component along the stacking direction of the electric pile; the end part of the pull rod is provided with a fastening joint positioned in the mounting groove, and the fastening joint is positioned on the outer side of the end plate in the fastening direction of the electric pile; the limiting pin is movably installed on the fastening connector, and the limiting pin is provided with a locking position extending into the limiting hole and an unlocking position separated from the limiting hole in the moving direction of the limiting pin; and the driving piece is connected with the limiting pin and used for driving the limiting pin to be switched between the locking position and the unlocking position. The limiting pin is matched with the limiting groove, so that the risk that the pull rod is loosened in the actual working condition is reduced, the structural stability of the fuel cell stack is improved, and the assembly and maintenance efficiency is improved.
本申请公开了一种电堆紧固结构、燃料电池电堆和车辆,电堆紧固结构包括:端板,端板的周缘设有开口朝外的安装槽和限位孔,限位孔设于安装槽的槽壁,限位孔的轴线具有沿电堆的堆叠方向的投影分量;拉杆,拉杆的端部设有位于安装槽内的紧固接头,紧固接头位于端板在电堆的紧固方向上的外侧;限位销,可活动安装在紧固接头上,在其活动方向上具有伸入到限位孔内的锁定位置和与限位孔分离的解锁位置;驱动件,与限位销连接,用于驱动限位销在锁定位置和解锁位置之间切换。通过设置限位销与限位槽配合,以降低在实际工况中拉杆松脱的风险,提高燃料电池电堆的结构稳定性,并且提高装配及维护效率。
Electric pile fastening structure, fuel cell electric pile and vehicle
电堆紧固结构、燃料电池电堆和车辆
2024-11-05
Patent
Electronic Resource
Chinese
IPC: | H01M Verfahren oder Mittel, z.B. Batterien, für die direkte Umwandlung von chemischer in elektrische Energie , PROCESSES OR MEANS, e.g. BATTERIES, FOR THE DIRECT CONVERSION OF CHEMICAL ENERGY INTO ELECTRICAL ENERGY / B60L PROPULSION OF ELECTRICALLY-PROPELLED VEHICLES , Antrieb von elektrisch angetriebenen Fahrzeugen |
Electric pile fastening device, fuel cell electric pile and vehicle
European Patent Office | 2024
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