Time-adjustable delay differential pressure controller

The utility model provides a time-adjustable delay differential pressure controller, which relates to the technical field of delay differential pressure controller installation and comprises a differential pressure controller body, a connecting seat is fixed at the bottom of the differential pressure controller body, an ejector rod is fixed at the top of one side of the differential pressure controller body, and a lifting rod is movably connected to the top of the connecting seat in a penetrating manner. A bottom rod is fixed to one side of the bottom end of the lifting rod, a sleeve rod and a spring are fixed to the top of the bottom rod, and the top of the sleeve rod is movably sleeved with a telescopic rod. According to the device, a wire is inserted from the lower part of an inclined plate, the inclined plate is convenient to lift a conductive top plate, the wire is inserted into a connecting hole, a limiting bolt is rotated to drive a convex block to be clamped into a clamping groove, the limiting bolt d