Electrical equipment connector lead temperature measuring device prepared by adopting fusible alloy
The invention discloses an electrical equipment connector lead temperature measuring device prepared by adopting a fusible alloy. The electrical equipment connector lead temperature measuring device comprises a left arc elastic clamping piece and a right arc elastic clamping piece. The electrical eq...
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Zusammenfassung: | The invention discloses an electrical equipment connector lead temperature measuring device prepared by adopting a fusible alloy. The electrical equipment connector lead temperature measuring device comprises a left arc elastic clamping piece and a right arc elastic clamping piece. The electrical equipment connector lead temperature measuring device is characterized in that semi-circular curved sections of the lower ends of the arc elastic clamping pieces are both provided with coil springs enabling lower end clamping openings of the left and right arc elastic clamping pieces to be clamped tightly; the middle of a base plate surface of a round seat plate is provided with an overtemperature sign cylinder the outer side of which is sleeved by a cylindrical seal cap; the center of the cylindrical seal cap is provided with a core rod sleeved with a compression spring; the part, passing through a central through hole of the round base plate, of the core rod is sleeved with a fusible alloy ring; a heat conduction screw cap is screwed tightly on the upper end of the core rod. The device can be installed under the condition that a high-voltage power transformation device runs with power, furthermore, because the fusible alloy is adopted as a temperature test material, the device has the advantages of accurate fuse point, narrow range, response sensitivity and short fuse time; moreover, the fuse point can be adjusted according to seasons, the influences by natural temperature rise can be eliminated, and the fault temperature rise can be judged more accurately; the device is easy to install, is flexible and convenient to use, and has an obvious warning effect. |
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