LNG tractor chassis

The utility model provides a liquefied natural gas (LNG) tractor chassis, relates to the field of LNG tractor chassis, and adopts the scheme that the LNG tractor chassis comprises a frame, and further comprises a side gas cylinder assembly I, a side gas cylinder assembly II and a rear gas cylinder assembly, the side gas cylinder assembly I and the side gas cylinder assembly II are respectively arranged on two sides of the frame, and the rear gas cylinder assembly is arranged on the frame. The rear gas cylinder assembly is arranged on the frame and located on the rear portion of the position, where a cab is installed, of the frame, the frame comprises a longitudinal beam, and the longitudinal beam is of a single-layer structure. According to the utility model, more gas cylinders can be arranged, and meanwhile, the chassis is subjected to lightweight design, so that the endurance mileage of the LNG tractor is increased. 本实用新型提供了一种LNG牵引车底盘，涉及LNG牵引车底盘领域，采用的方案是：包括车架，还包括侧置气瓶总成一、侧置气瓶总成二和后置气瓶总成，所述侧置气瓶总成一和所述侧置气瓶总成二分别设