Acetylene leakage protection cover

The utility model belongs to the technical field of leakage protection, in particular relates to an acetylene leakage protection cover, and aims to solve the problems that the existing equipment can only seal an acetylene tank body, but leaked gas cannot be quickly eliminated through an air extractor, and explosion is easily caused, the following scheme is provided: the acetylene leakage protection cover comprises a protection cover, first connecting blocks are movably installed on the two sides of a cover opening formed in the front face of the protective cover through rotating shafts, the same sealing door is welded to the front faces of the two first connecting blocks, second connecting blocks are symmetrically welded to the bottom end of the back face of the sealing door, and ejector rods are movably installed on one sides of the two second connecting blocks through rivets; and electric cylinders are inserted into the bottom ends of the two ejector rods through threads, the bottom ends of the two electric