Rearmounted double-cylinder LNG lightweight gas cylinder assembly

The utility model relates to the field of automobile assembly, in particular to a rearmounted double-cylinder LNG lightweight gas cylinder assembly. The rearmounted double-cylinder LNG lightweight gas cylinder assembly is mainly composed of a frame assembly 1, LNG gas cylinders 2, pull tapes 4, a rubber pad tape I 3, a rubber pad tape II 10, a pipeline protective cover 5, a liquid adding port protective cover 6, a panel protective cover 7, a rear protective cover 8, a self-pressurization pipeline protective cover 9 and related standard components. The rearmounted double-cylinder LNG lightweight gas cylinder assembly is assembled on a heavy truck, enables the gas cylinders to be firmly and reliably assembled, and is good in manufacturability, easy to operate and assemble. A pressure gauge, a gas return port, the liquid adding port and the like of the rearmounted double-cylinder LNG lightweight gas cylinder assembly are reasonably arranged, pipelines are arranged easily, and the gas cylinder assembly is small in weight, simple in structure and beautiful in appearance.