In the open pump mouth ring components are what?

Abstract: the impeller and pump body of the open pump are respectively provided with replaceable seal ring, which is also a mouth ring. Annular ring type, double ring type, double ring labyrinth type and axial gap type are usually arranged in the structure form of the open pump mouth ring. The role of the open pump mouth ring is formed between the impeller and pump casing narrow, tortuous channel, the impeller and the pump body on the pump body are provided with a replaceable seal ring is also the mouth ring. Annular ring type, double ring type, double ring labyrinth type and axial gap type are usually arranged in the structure form of the open pump mouth ring.
Key words: open pump, mouth ring, sealing ring
The role of the open pump mouth ring is formed between the impeller and the pump shell narrow, tortuous channel, to increase the flow resistance of the media, to reduce the purpose of leakage of medium. The opening of the pump port ring to protect the main parts of the pump is not the role of wear, wear in the mouth ring, you can repair or replace the new ring, to restore the normal assembly clearance, so that both the economy and ease of maintenance.
In the opening of the pump port and the integrity of the impeller and its radial clearance with the impeller, the removal of the pump should be the first check. If the pump in the open mouth ring has grooves and other defects or ruptured or by more than the table value gap defined in 5, should be replaced with new ring or the original ring welding repair.
Open pump mouth ring material has cast iron, cast steel and stainless steel three kinds of materials, generally according to different needs or use conditions to determine the use of what type of mouth ring, what kind of material
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