Concrete maintenance machine with uniform spraying function

The concrete maintenance machine with the uniform spraying function comprises a maintenance machine body, a control cabinet is installed on the top of the maintenance machine body, a handle is further installed on the top of the maintenance machine body, a water tank is arranged on one side of the maintenance machine body, the bottom end of the water tank is connected with a supporting column, and the supporting column is connected with a water outlet of the maintenance machine body. The bottom end of the water tank is connected with a water pump, the water conveying end of the water pump is connected with a water pipe, the bottom end of the water pipe is connected with a spraying device, and a fixing assembly is arranged at the bottom of the maintenance machine body. A water source is conveniently injected into the water tank through the water injection opening in the upper end of the water tank, stability of the water tank can be guaranteed through fixed installation of the water tank and the supporting col