Fire extinguishing device capable of extinguishing fire in time for electric bicycle battery swap station

The fire extinguishing device for the electric bicycle battery swap station comprises a battery swap station body, a plurality of charging grooves are formed in the front side of the battery swap station body, rechargeable batteries are arranged in the charging grooves, an electric push rod is fixedly installed on the inner wall of a shell, and the electric push rod is fixedly installed on the outer wall of the shell. The upper surface of the battery replacing station body is connected with a support through a box body, the upper surface of the support is fixedly connected with a fixing ring, the upper surface of the fixing ring is fixedly connected with an arc-shaped baffle, the inner wall of the fixing ring is rotatably connected with a rotating shaft, the outer surface of the rotating shaft is fixedly sleeved with a baffle, and a fire extinguishing agent storage bag is arranged above the baffle. When a fire disaster occurs when the rechargeable battery is overcharged, the electric push rod cooperates with