Rotation shaft combined sealing device
A combination of sealing and rotating shaft technology, which is applied in the fields of military industry, shipbuilding, navigation, and mechanical sealing, to achieve the effects of high reliability, convenient installation and low installation accuracy
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[0012] The present invention will be further described in conjunction with the accompanying drawings. Such as figure 1 shown.
[0013] A rotary shaft combined sealing device is composed of a tapered spiral groove seal and a magnetic liquid seal.
[0014] The combined sealing device includes: shaft sleeve 1, rubber sealing ring 3, circular ring 5, left bearing 6, left magnetic isolation ring 7, magnetic liquid sealing assembly, right magnetic isolation ring 11, right bearing 12, screw 13, first end Cover 14, second end cover 15, screw 16, right rubber sealing ring 17, outer cover 18, left rubber sealing ring 19, outer cover 18.
[0015] The magnetic liquid sealing assembly is a left pole piece 8, a permanent magnet 9, and a right pole piece 10 glued together in sequence. The rubber sealing ring 17 is installed in the annular groove on the outer surface of the right pole piece 10 , and the left rubber sealing ring 19 is installed in the annular groove on the outer surface of ...
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