The invention discloses a silica gel dumping tool for replacing silica gel of transformer respirator It is characterized by: include a base, a support for a column, A support upright post is articulate on that top surface of the base, the support seat is arranged on the top surface of the base, the side surface of the support upright post is support and fixedly connected, the bottom tray is arranged on the upper surface of the support seat in contact with the support seat, the side surface is fixedly connected with the support upright post, the upper fixture is arranged on the upper surface ofthe bottom tray, and the side surface is fixedly connected with the support upright post. When in use, first adjust the height of the support column and lock it tightly, and then selecting a suitablearc-shaped transverse bracket to be connected with the transverse arm and locked, Move it close to the transformer respirator, Place the removed respirator on the bottom tray, lock and fix the respirator with the fixing strap, then pull the support upright post to drive the bottom tray, the upper fixing piece and its fixed respirator rotate around the hinge point, so as to remove the silica gel in the respirator, and then reverse the operation, so as to remove the respirator.