CORROSION-RESISTANT AND WEAR-RESISTANT CHEMICAL CENTRIFUGAL PUMP
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United States of America Patent
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Issued Date -
Feb 23, 2017
app pub date -
Aug 19, 2015
filing date -
Dec 10, 2014
priority date (Note) -
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Abstract
A corrosion-resistant and wear-resistant chemical centrifugal pump is provided, including a pump body, an impeller nut, an impeller, a pump cover, a mechanical sealing set, a sealing box, a shaft sleeve, a bracket, a bearing gland, a bearing, a pump shaft and a suspension support; the pump body is connected to the suspension bracket by a bolt and a base; the mechanical sealing set includes a moving mechanical sealing ring and a stationary mechanical sealing ring, wherein the moving mechanical sealing ring is provided on the impeller; the pump cover, together with the sealing box and the mechanical sealing set, is provided on a pump shaft, wherein the pump cover is connected to the sealing box by a bolt; the stationary mechanical sealing ring, a stationary ring seat and a spring are arranged between the pump cover and the sealing box; and the shaft and the bracket are detachably connected.
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