This kind of emulsion pump is mainly for the market of water, milk and some non-oily liquid raw materials, even in the abnormal environment can ensure the stability of the product function (can be used in the temperature -15 ℃ -40 ℃ environment normal finished liquid), and this kind of emulsion pump also adopts the spring external structure, avoid the material body and metal spring contact, completely avoid the material body and metal gas chemical reaction, make the material body safer, at the same time Equipped with left and right switch lock structure and outer cover structure, these two structures can effectively avoid the sudden situation in transportation, and configured with anti-drop and transportation safety clip, the pump head material are used food-grade raw materials, but also for customers to custom design matching bottle type service.