Flame-retardant explosion-proof fire-fighting communication optical cable
A communication optical cable, flame-retardant and explosion-proof technology, which is applied in the field of flame-retardant and explosion-proof fire-fighting communication optical cable, can solve problems such as affecting fire rescue time and efficiency, unable to ensure smooth communication, and physical and chemical damage to optical fibers, saving resources and construction costs. , Easy to construct, improve the effect of resistance to external impact
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[0016] The present invention will be further described below in conjunction with the accompanying drawings.
[0017] Such as figure 1 As shown, a flame-retardant and explosion-proof fire-fighting communication optical cable of the present invention includes an optical fiber 1, a skeleton 3, an aramid fiber tape 4, a polyurethane foam 5, a mica tape 6, an explosion-proof net 7 and a polyurethane sheath 8, and the circumferential direction of the skeleton 3 is uniform. A number of installation grooves 31 are arranged, and the installation grooves 31 are arranged along the axial direction of the skeleton 3, and a number of optical fibers 1 are connected in each installation groove 31, and the number of optical fibers in each installation groove 31 is equal. 31 is filled with fiber paste, the aramid fiber tape 4 is wrapped on the skeleton 3, and the polyurethane foam 5 is wrapped on the aramid fiber tape 4. The mica tape 6 is wrapped on the polyurethane foam 5, and the mica tape ...
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