Workshop fire-fighting pre-acting system

The utility model discloses a workshop fire-fighting pre-action system, which relates to the technical field of fire-fighting devices and comprises an air compressor, an air compression pump, a fire-fighting pre-action device and a controller, the air compressor is communicated with a conveying main pipe which is communicated with a fire-fighting pre-acting device; the air compression pump is communicated with the air compressor and the fire-fighting pre-acting device; the controller is electrically connected with an alarm bell; the controller is electrically connected with the air compressor and the air compression pump; the controller is used for obtaining and controlling the air pressure of the air compressor and the air pressure of the air compression pump. The air compression pump mounted between the air compressor and the fire-fighting pre-acting device can stabilize the air pressure in the conveying main pipe and the fire-fighting pre-acting device; the problem that the air pressure in a system pipelin