Full -automatic protection gas proportioning device

The utility model discloses a full -automatic protection gas proportioning device, it includes: base, hydrogen pipe way, nitrogen gas pipeline, blending tank, mixing pipe way, the base is the steel frame construction, including first layer, the second floor, hydrogen pipe way, nitrogen gas pipeline, blending tank, mixing pipe way set up on the base first layer, the hydrogen input pipeline on hydrogen pipe way, hydrogen regulation pipeline are connected in order, nitrogen gas pipeline's input nitrogen gas pipeline, sealed nitrogen gas pipeline, mixed nitrogen gas pipeline connect in order, theinput nitrogen gas pipeline set up on the first layer, sealed nitrogen gas pipeline, mixed nitrogen gas pipeline set up on the second floor, mixed nitrogen gas pipeline, hydrogen regulation pipeline are connected with the blending tank, the blending tank sets up on blending tank fixed mounting distinguishes, the blending tank is connected with the mixing pipe way. The utility model designs a bilayer structure form, each v