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This post was last edited by wawa*n*ntaozi on 2017-9-7 at 11:33 – Guess the device from the picture! ! The image was found on the Internet; due to computer encryption, I’m unable to upload images taken by myself. What is this device? Pay attention to the hose and the spherical chamber of the pump head in the diagram. Friends in the large-scale chemical industry must have seen them, and some may even have worked with them. The answer will be announced in two days! ! ! ! This device is called a strong self-priming centrifugal pump, and it is mainly used for transporting clean water. The principle is that the suction chamber on the bearing housing draws away the air from the spherical chamber at the pump inlet, creating a vacuum that allows water to be pumped up. For a detailed explanation of the principles, I recommend a PPT: http://www.doc88.com/p-5387161474203.html. It’s described in great detail! ! 3 wealth for participation, 10 wealth for correct answers. All sea friends, hurry up and participate actively. Chemical Equipment and Machinery
This setting functions similarly to a safety valve: when the pressure is high, it automatically returns to the inlet, preventing excessive pressure difference between the inlet and outlet from affecting the pump!
A self-priming pump, a type of pump that was put into use after being modified following an accident with a long-shaft submersible pump. Before starting, the air in the pipeline must be removed first, and the pump is filled using atmospheric pressure.