Automobile fuel tank mounting bandage

The utility model relates to an automobile fuel tank installation binding band which comprises an n-shaped binding band body composed of a central binding band plate and vertical binding band plates on the two sides, the bottoms of the two vertical binding band plates of the n-shaped binding band body are outwards provided with connecting plates, and the bottom of each connecting plate is provided with an n-shaped fixing frame. The bottoms of two vertical plates of the n-shaped fixing frame are outwards provided with connecting lug plates used for being connected with the interior of an automobile, a connecting groove penetrates through a center plate of the n-shaped fixing frame, the connecting plate is provided with a rotary clamping assembly used for being connected with the connecting groove of the n-shaped fixing frame, and a groove is formed in the middle of the bottom of a center binding belt plate of the n-shaped binding belt body. And four rotary opening and closing type expansion bandage assemblies