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The difference between a pump and a self-priming external filter bucket Ordinary centrifugal pump,If the water absorbing liquid level is under the impeller,Pre-irrigation should be started.To pump water,The suction pipe inlet needs to be equipped with a bottom valve.When the pump works,The bottom valve causes great hydraulic losses.The self-priming pump does not need irrigation before opening (it still needs irrigation for the first time after installation ),After a short period of operation,By the pump itself,You can suck up the water,Put into normal work.Working principle of self-suction pump: 1. gas-liquid mixing (including internal mixing and external mixing): Due to the special structure of self-suction pump,After the pump stops,There is a certain amount of water in the pump body,After the pump starts again,Due to the rotation of the impeller,Breathe in the air inside the tube,The water is fully mixed and discharged into the gas-water separation chamber,Gas overflow in the upper part of the gas-water sep

How about Cypress sail water purifier? The water purifier is also called water purifier and water filter. The core technology of the water purifier is the filter membrane in the filter element device. The main technology of the water purifier comes from the UF membrane and RO reverse osmosis membrane, it is a small water treatment equipment for deep purification of water quality according to the requirements of water use. Generally speaking, the water purifier refers to a small filter used as a household.The water purifier can be divided into many kinds according to different purification principles and processes. Among them, RO reverse osmosis technology has the highest filtration accuracy (filtration accuracy is 0.0001 microns), since the pore diameter of the reverse osmosis membrane is only one in 100,000 of the diameter of the hair wire, only water molecules and dissolved oxygen are allowed to pass through, all the impurities contained in the water, such as pesticides, bacteria, viruses, heavy metals a