Mini water pump

The utility model discloses a mini water pump, it includes that the upper cover reaches rather than the complex check valve, the upper cover dorsad the one side of check valve is equipped with respectively and runs through its self water intake structure, goes out water structure, inlet structure and the structure of giving vent to anger, be equipped with on the check valve with water intake structure the play water structure inlet structure reaches the seal valve of the structure of giving vent to anger one -to -one. The utility model discloses a set up water intake structure simultaneously,go out water structure, inlet structure and the structure of giving vent to anger last covering, but sync pulse compression goes out liquid and gas, possible liquid gas sync pulse compression reacheswater gas separat's purpose. 本实用新型公开了种微型水泵，其包括上盖及与其配合的止回阀，所述上盖的背向所述止回阀的面分别设有贯穿其自身的进水结构、出水结构、进气结构及出气结构，所述止回阀上设有与所述进水结构、所述出水结构、所述进气结构及所述出气结构对应的密封阀。本实用新型通过在上盖上同时设置进水结构、出水结构、进气结构及出气结构，可同步压缩出液体及气体，可以做到液气同步压缩，达到液气分离的目的。