The invention discloses an electric automobile transmission shaft installation structure which comprises a middle support, an automobile beam and a fixing mechanism, the fixing mechanism comprises a first fixing mechanism and a second fixing mechanism, and the first fixing mechanism comprises a fixing groove, a driving shaft, two first lead screws opposite in thread direction, two first sliding blocks, two second rack plates and two first rack plates; the second fixing mechanism comprises a storage barrel, a second lead screw, two fixing shafts, two fixing plates, two gears, a sleeve rod and asecond sliding block, strip-shaped windows matched with the fixing plates are formed in the left side and the right side of the storage barrel in the length direction of the storage barrel, and a guide hole matched with the storage barrel is formed in the center of the bottom end of the automobile beam; compared with the prior art, the occupied space of the automobile bottom plate is small, the middle support is locked in the longitudinal direction and the transverse direction at the same time through cooperation of the first fixing mechanism and the second fixing mechanism, the stability andreliability of overall installation are improved; meanwhile, installation and detachment are convenient, so that maintenance is convenient.

    本发明公开了一种电动汽车传动轴安装结构,包括中间支架、汽车横梁和固定机构,固定机构包括固定机构一和固定机构二,固定机构一包括定槽、驱动轴、螺纹方向相反的两个丝杆一、两个滑块一、两个齿条板二以及两个齿条板一;固定机构二包括收纳筒体、丝杆二、两个固定轴、两个固定板、两个齿轮、套杆以及滑块二,收纳筒体的左右两侧沿其长度方向均开设有与固定板相适配的条形窗口,汽车横梁底端的中央位置处开设有与收纳筒体相适配的导向孔,本发明不仅占用汽车底板的空间较小,而且在固定机构一和固定机构二的配合下,对中间支架在纵向和横向上同时进行锁定,提高了整体安装的稳定性和可靠性,同时,方便安装和拆卸,从而便于维护。


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    Title :

    Electric automobile transmission shaft installation structure


    Additional title:

    一种电动汽车传动轴安装结构


    Contributors:

    Publication date :

    2021-02-02


    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




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