The invention belongs to the technical field of electric vehicles, and discloses a lower vehicle body arrangement structure of an extended-range electric vehicle, which comprises a lower vehicle body, a battery pack, an exhaust pipe, a brake hard pipe, an oil supply pipe, an oil tank, a front suspension and a rear suspension, a first mounting edge beam is arranged on the left side of the battery pack, and a second mounting edge beam is arranged on the right side of the battery pack; the first installation boundary beam is connected with the lower portion of a doorsill on one side of the lower vehicle body, the second installation boundary beam is connected with the lower portion of a doorsill on the other side of the lower vehicle body, the first installation boundary beam is provided with a U-shaped structure, the U-shaped structure is used for containing the middle section of the exhaust pipe, one end of the exhaust pipe is installed on the front suspension, and the other end of the exhaust pipe is installed on the rear suspension. The brake hard pipe and the oil supply pipe penetrate through the lower vehicle body, the oil supply pipe is connected with the oil tank, the oil tank is arranged on the rear suspension, the front suspension is arranged at the front end of the lower vehicle body, and the rear suspension is arranged at the rear end of the lower vehicle body. According to the lower vehicle body arrangement structure of the range-extending type electric vehicle, X-direction and Y-direction spaces are utilized to the maximum extent, and the space utilization rate of the battery pack is increased.
本发明属于电动汽车技术领域,公开了一种增程式电动汽车下车体布置结构,包括下车体、电池包、排气管、制动硬管、供油管、油箱、前悬架和后悬架,电池包的左侧设置有第一安装边梁,电池包的右侧设置有第二安装边梁,第一安装边梁与下车体的一侧门槛下部连接,第二安装边梁与下车体的另一侧门槛下部连接,第一安装边梁设置有U形结构,U形结构用于容置排气管的中间段,排气管的一端安装于前悬架,排气管的另一端安装于后悬架,制动硬管和供油管穿设于下车体,供油管与油箱连接,油箱设置在后悬架,前悬架设置在下车体的前端,后悬架设置在下车体的后端。该增程式电动汽车下车体布置结构最大限度的利用X向和Y向空间,提高了电池包空间利用率。
Lower vehicle body arrangement structure of extended-range electric vehicle
一种增程式电动汽车下车体布置结构
2025-02-11
Patent
Electronic Resource
Chinese
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