A magnetic source embedded hybrid type stepped shaft magnetic fluid sealing device
A magnetic fluid seal and stepped shaft technology, which is applied in the direction of engine seals, mechanical equipment, engine components, etc., can solve the problem of low pressure resistance
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[0028] The present invention will be further described below in conjunction with accompanying drawing.
[0029] Such as figure 1 As shown, in the magnetic source embedded mixed-connection stepped shaft magnetic fluid sealing device, the corresponding stepped shaft 1 has the largest diameter of the middle shaft, and the diameter of the secondary shaft on the left side of the middle shaft decreases from right to left, and the middle shaft The diameter of the secondary shaft on the right decreases from left to right;
[0030] Including shell 2, left pole shoe ring 3, right pole shoe ring 4, permanent magnet ring I5, permanent magnet ring II6, permanent magnet ring III7, permanent magnet ring IV8;
[0031] The left pole shoe ring 3, the right pole shoe ring 4, and the permanent magnet ring II6 are arranged on the inner wall of the housing 2; the permanent magnet ring II6 is located between the left pole shoe ring 3 and the right pole shoe ring 4, and Contact with the left pole s...
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