The invention discloses a battery pack middle mount which comprises a stud, a sealing ring, an upper nut, a battery pack upper fixing bolt and a lower nut, the battery pack upper fixing bolt is used for being connected with the stud after penetrating through a vehicle body cross beam, and the lower nut is arranged in a frame cross beam of a battery pack; the double-end bolt comprises an upper bolt head, a lower bolt head and a sealing flange plate, the outer surface of the upper bolt head is provided with an upper external thread, the inner surface of the upper bolt head is provided with an upper internal thread, the upper external thread is used for being matched with an upper nut, the upper internal thread is used for being matched with a battery pack upper fixing bolt, and the outer surface of the lower bolt head is provided with a lower external thread used for being matched with a lower nut. The sealing flange plate is used for being matched with the sealing ring, and the battery pack upper cover is pressed between the sealing flange plate and the upper nut. The invention also discloses a battery pack. While the integral rigidity of the connection of the battery pack and the vehicle body is increased, the requirements of light weight, low cost, compact structure and high sealing performance can be met.
本发明公开了一种电池包中部挂载,包括双头螺栓、密封圈、上螺母、电池包上固定螺栓和下螺母,电池包上固定螺栓用于穿过车体横梁后与双头螺栓连接,下螺母设置在电池包的框架横梁中;双头螺栓包括上螺栓头、下螺栓头和密封法兰盘,上螺栓头的外表面设有上外螺纹,内表面设有上内螺纹,上外螺纹用于与上螺母配合,上内螺纹用于与电池包上固定螺栓配合,下螺栓头的外表面设有下外螺纹,下外螺纹用于与下螺母配合,密封法兰盘用于与密封圈配合,密封法兰盘与上螺母之间用于压紧电池包上盖。本发明还公开了一种电池包。本发明在增加电池包和车体连接的整体刚性的同时,能够满足轻量化、成本低、结构紧凑和密封性。
Battery pack middle mount and battery pack
电池包中部挂载和电池包
2023-08-22
Patent
Electronic Resource
Chinese
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 / 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 |
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