High-power variable frequency motor insulation bearing sleeve
A frequency conversion motor and insulating bearing technology, which is applied in the direction of casing/cover/support, electrical components, electromechanical devices, etc., can solve the problems affecting the production cycle of motor molding products, the difficulty of manufacturing insulating bearings, and the long supply cycle. , to achieve the effect of simple structure, low cost and guaranteed production cycle
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[0008] The invention relates to an insulating bearing sleeve of a high-power frequency conversion motor, such as figure 1 As shown, it includes motor shaft 1, bearing 2, bearing inner cover 3, bearing outer cover 4, oil deflector ring 5 and retaining ring 6, and an insulating sleeve is set outside the bearing, which is characterized in that the insulating sleeve is included between the bearing 2 and the An inner insulating gasket 7 is arranged between the bearing inner cover 3, an outer insulating gasket 8 is arranged between the bearing 2 and the bearing outer cover 4, and a rear end cover 10 is arranged outside the bearing 2, and between the rear end cover 10 and the bearing seat 9 A gap insulation sheet 11 and a glass fiber insulation layer 12 are provided. By setting the inner insulating gasket 7 between the bearing 2 and the bearing inner cover 3, setting the outer insulating gasket 8 between the bearing 2 and the bearing outer cover 4, and setting the rear end cover 10 o...
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