A flexible mineral insulated fireproof cable
A mineral insulated and fireproof cable technology, applied in the direction of insulated cables, insulated conductors, cables, etc., can solve the problems of safety hazards and unsatisfactory, and achieve the effects of avoiding road blockage, reducing power loss, and delaying the temperature rise rate
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Embodiment 1
[0042] see figure 1 As shown, a flexible mineral insulated fireproof cable includes a copper core conductor 1, a mineral insulating layer 2, an insulating reinforcing layer 3, a fireproof and heat insulating filling layer 4, a cable wrapping layer 5, an inner sheath 6, and a fire barrier layer 7. and the jacket layer 8;
[0043] The sheath layer 8 is provided with a cable core, and the cable core includes four insulated wire cores, and the four insulated wire cores are twisted with each other to form a cable core; the insulated wire core includes an insulation reinforcement layer 3, and the insulation reinforcement layer 3. A copper core conductor 1 is arranged inside, and a mineral insulating layer 2 is arranged between the outer surface of the copper core conductor 1 and the insulating reinforcing layer 3; the outer surface of the cable core is wrapped with a cable wrapping layer 5, and the insulated wire The gap between the core and the cabling wrapping layer 5 is filled wit...
Embodiment 2
[0069] see figure 1 As shown, a flexible mineral insulated fireproof cable includes a copper core conductor 1, a mineral insulating layer 2, an insulating reinforcing layer 3, a fireproof and heat insulating filling layer 4, a cable wrapping layer 5, an inner sheath 6, and a fire barrier layer 7. and the jacket layer 8;
[0070] The sheath layer 8 is provided with a cable core, and the cable core includes four insulated wire cores, and the four insulated wire cores are twisted with each other to form a cable core; the insulated wire core includes an insulation reinforcement layer 3, and the insulation reinforcement layer 3. A copper core conductor 1 is arranged inside, and a mineral insulating layer 2 is arranged between the outer surface of the copper core conductor 1 and the insulating reinforcing layer 3; the outer surface of the cable core is wrapped with a cable wrapping layer 5, and the insulated wire The gap between the core and the cabling wrapping layer 5 is filled w...
Embodiment 3
[0096] see figure 1 As shown, a flexible mineral insulated fireproof cable includes a copper core conductor 1, a mineral insulating layer 2, an insulating reinforcing layer 3, a fireproof and heat insulating filling layer 4, a cable wrapping layer 5, an inner sheath 6, and a fire barrier layer 7. and the jacket layer 8;
[0097] The sheath layer 8 is provided with a cable core, and the cable core includes four insulated wire cores, and the four insulated wire cores are twisted with each other to form a cable core; the insulated wire core includes an insulation reinforcement layer 3, and the insulation reinforcement layer 3. A copper core conductor 1 is arranged inside, and a mineral insulating layer 2 is arranged between the outer surface of the copper core conductor 1 and the insulating reinforcing layer 3; the outer surface of the cable core is wrapped with a cable wrapping layer 5, and the insulated wire The gap between the core and the cabling wrapping layer 5 is filled w...
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