1results about How to "Short self-priming time" patented technology

The utility model provides a kind of self-priming pump with built-in gas-liquid structure, belong to self-priming pump technical field.It solves the problem of insufficient operating efficiency of self-priming pump in prior art.The utility model includes pump shell, pump body, impeller, gas-liquid ejection pipe, intermediate body and driving motor, and extension cuboid is formed outside pump shell, and communication seat is formed inside pump shell, and flow guide channel is provided in the inside of communication seat and is communicated with gas-liquid inlet, and gas connection hole and liquid connection hole are respectively provided in communication seat, one end of gas-liquid ejection pipe is connected with pump body and the other end is connected with communication seat, gas-liquid channel is provided in the inside of gas-liquid ejection pipe, and connector is formed in one end of gas-liquid ejection pipe and gas-liquid cylinder is formed in the other end, liquid inlet window is provided on the outer surface of gas-liquid cylinder, gas-liquid ejection pipe is inserted into communication seat, gas-liquid cylinder is connected with water connection hole and liquid inlet window is communicated with flow guide channel, and air inlet head is connected with gas connection hole.The utility model has the advantages of compact structure and high efficiency.