The invention relates to a quick battery replacement lock body of an electric vehicle, which comprises a fixing base and an inserting module matched with the fixing base in an inserting mode, a lock pin body of the inserting module is divided into a lock pin head and a lock pin tail, a positioning steel ball, an ejection block and a lock pin screw rod are arranged in the hollow interior of the lock pin body, and a threaded section of the lock pin screw rod is in threaded connection with the lock pin body. The ejecting section ejects the ejecting block to push the positioning steel ball to be in locking fit with the fixing base, the bottom bolt head is in linkage with the driving section, a positioning convex ring is arranged on the periphery of the upper end of the bottom bolt head, an outer oblique gear ring is formed outside the positioning convex ring, and the bottom bolt head is sleeved with a fixing nut which is in threaded connection with the peripheral wall of the tail of the lock pin. The lower end of the fixing nut is provided with a positioning ring cover matched with the positioning protruding ring, and the inner periphery of the lower end of the fixing nut is provided with an inner oblique gear ring matched with the outer oblique gear ring. Through the specific design, the quick battery replacement lock body has the advantages of being compact in structure, stable in connection of the power battery pack, high in mounting precision, convenient to assemble and disassemble and high in reliability.

    本发明涉及一种电动汽车快速换电锁体,包括固定座和与固定座插接配合的插接模块,插接模块的锁销体分隔为锁销头部和锁销尾部,在锁销体的中空内部设置有定位钢球、顶出块和锁销螺杆,锁销螺杆的螺纹段与锁销体螺纹连接,顶压段顶压顶出块推动定位钢球与固定座形成锁定配合,底部螺栓头连动驱动段,底部螺栓头的上端部外周设置定位凸圈,定位凸圈外形成外斜齿圈,底部螺栓头外套接固定螺母,固定螺母与锁销尾部的外周壁螺纹连接,固定螺母的下端部设置定位圈盖与定位凸圈相配合,固定螺母的下端内周设置内斜齿圈与外斜齿圈相配合。本发明通过上述具体设计,具有结构紧凑、动力电池组的连接稳固、安装精度高、装配拆卸方便、可靠性强的优点。


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    Title :

    Quick battery replacement lock body of electric vehicle


    Additional title:

    一种电动汽车快速换电锁体


    Contributors:
    CEN XIAOWU (author) / LAN HONGGEN (author) / HU XIANXU (author) / ZHANG HUA (author) / ZHENG HU (author)

    Publication date :

    2020-11-10


    Type of media :

    Patent


    Type of material :

    Electronic Resource


    Language :

    Chinese


    Classification :

    IPC:    B60K Anordnung oder Einbau von Antriebseinheiten oder von Kraft- bzw. Drehmomentübertragungen in Fahrzeugen , ARRANGEMENT OR MOUNTING OF PROPULSION UNITS OR OF TRANSMISSIONS IN VEHICLES / B60L PROPULSION OF ELECTRICALLY-PROPELLED VEHICLES , Antrieb von elektrisch angetriebenen Fahrzeugen



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