Back connecting piece and use stereo garage controller of this back connecting piece

The utility model belongs to the technical field of stereo garage control equipment technique and specifically relates to a back connecting piece and use stereo garage controller of this back connecting piece is related to, should include connection inserted sheet and fixed plate by the back connecting piece, it includes screw fixation piece, cartridge piece and contact pin to connect the inserted sheet, the one end and the screw fixation piece of cartridge piece are connected, and the other end and the contact pin of cartridge piece are connected, the length direction of contact pin is unilateral parallel with the cartridge piece, and the screw fixation piece is unilateral perpendicular with the piece facial features of cartridge piece, be equipped with the open slot on the screw fixation piece, seted up the backstop hole on the cartridge piece, the cross sectional shape in backstop hole is rectangle, circular, ellipse or triangle -shaped, be provided with the installation position on the fixed plate, the in