Self-limiting transfer device for gas equipment maintenance

The utility model discloses a fuel gas equipment maintenance transfer device capable of self-limiting, which comprises a transfer table, first cylinders are symmetrically mounted on the two side walls of the transfer table front and back, and telescopic rods of the four first cylinders correspondingly extend into first sliding chutes to be connected with first sliding blocks; a gas tank to be maintained is placed between the limiting rollers on the two supporting shafts, a second sliding block is slidably connected into each second sliding groove, and a telescopic rod of a second air cylinder penetrates through the transverse plate to be connected with the lifting plate. According to the self-limiting transfer device for gas equipment maintenance, a to-be-maintained gas tank is placed above two rows of limiting rollers, the two rows of limiting rollers can be used for limiting the two sides of the to-be-maintained gas tank, then a second air cylinder is started to drive a telescopic rod of the second air cyli