Road and bridge crack reinforcing device

The utility model discloses a road and bridge crack reinforcing device, and relates to the technical field of bridge reinforcing. According to the technical key points, a bottom plate is included, a storage box is arranged on one side of the bottom plate, a discharging pipe is fixedly connected to the bottom of the storage box, penetrates through the bottom plate and is clamped with the bottom plate, a baffle is slidably connected to the end, below the bottom plate, of the discharging pipe in the horizontal direction, and a threaded rod is inserted into one side, in the sliding direction, of the baffle and is in threaded connection with the baffle; one end of the threaded rod is fixedly connected with a second motor, the end, away from the second motor, of the baffle is fixedly connected with a plurality of second springs, the discharging pipe is fixedly connected with an electromagnetic valve, a heating assembly is arranged between the bottom plate and the storage box, a stirring device is arranged on one si