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Difference analysis of three pumps: hydraulic pump, pneumatic diaphragm pump and sewage pump
Published Time:2016.09.01 Views No.

Hydraulic pump is to rely on changes in its own seal volume, to achieve oil absorption from the tank to the system oil. Simply according to their own conditions for the whole system with hydraulic oil (pressure and flow), the general hydraulic pump has two important parameters, one is the nominal pressure, nominal pressure is the pump can withstand the maximum pressure, a displacement, how much per turn.
Pneumatic diaphragm pump is a new type of pump conveying machinery in china. It uses compressed air as the power source, and can absorb all kinds of corrosive liquid, liquid with particles, high viscosity, volatile, flammable and highly toxic liquid.
Pneumatic diaphragm pump, which has four kinds of materials: plastic, aluminum alloy, cast iron, stainless steel. Diaphragm pump in accordance with different liquid medium, respectively, Ding rubber, chloroprene rubber, fluorine rubber, PTFE, poly 46 ethylene. To meet the needs of different users. Placed in a variety of special occasions, for pumping of conventional pumps can not pump the medium, both with satisfactory results.
A sewage pump is centrifugal impurity, with a variety of forms such as diving and dry two, most often the submersible WQ type submersible sewage pump, the most common dry sewage pump as W horizontal and WL vertical sewage pump sewage pump two. Mainly used to transport municipal sewage, containing fiber in feces or liquids. The medium of solid particles, such as paper, usually at a temperature of not more than 80 degrees. A fiber that contains easily winding or bunching because of the medium to be conveyed. Therefore, the pump flow channel easy to plug, once the pump is blocked, will make the pump can not work properly, or even burned the motor, resulting in poor drainage. It has a serious impact on city life and environmental protection. Therefore, anti clogging and reliability are important factors in the performance of sewage pumps.

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