Heat insulation mechanism and shield pump with same
The utility model discloses a heat insulation mechanism and a shield pump with the heat insulation mechanism, and relates to the field of shield pump heat insulation, the heat insulation mechanism comprises an outer heat insulation ring and an inner heat insulation ring, the outer heat insulation ri...
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Format: | Patent |
Sprache: | chi ; eng |
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Zusammenfassung: | The utility model discloses a heat insulation mechanism and a shield pump with the heat insulation mechanism, and relates to the field of shield pump heat insulation, the heat insulation mechanism comprises an outer heat insulation ring and an inner heat insulation ring, the outer heat insulation ring is provided with at least one concave and annular outer concave cavity; the inner heat insulation ring is provided with at least one concave and annular inner concave cavity; the axis of the internal heat insulation ring is parallel to the axis of the external heat insulation ring, a notch in the internal heat insulation ring is fixed to the inner wall of the external heat insulation ring, and the notch of the internal heat insulation ring is not sealed by the inner wall of the external heat insulation ring. A ring hole of the internal heat insulation ring can be in clearance fit with a rotor of the motor; the shield pump is provided with the heat insulation mechanism. According to the utility model, the influen |
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