Miniature water pump

The utility model discloses a miniature water pump which comprises a pump shell, a motor, an impeller, a water inlet pipe, a water outlet pipe and a sealing cover, the water inlet pipe is connected to the side wall of the pump shell, the water outlet pipe is connected to the top wall of the pump shell, the motor, the impeller and the sealing cover are all arranged in the pump shell, the output end of the motor is connected with the impeller, and the sealing cover is provided with a containing cavity. The water inlet pipe comprises a vertical pipe and a horizontal pipe which are integrally connected, one end of the vertical pipe is connected with one end of the horizontal pipe, and the other end of the horizontal pipe is connected with the side wall of the pump shell. And the pipe orifice of the vertical pipe faces downwards. Compared with the prior art, the miniature water pump has the advantages that the water inlet pipe and the pipe opening of the vertical pipe are arranged downwards, and the pipe opening c