A three-area split visible fireproof cable trench
A technology of fireproof cables and cable trenches, which is applied in the installation of cables and cables in underground pipelines, etc. It can solve the problems of inconvenient opening of the cover, low reuse rate, and inability to disassemble multiple times, so as to improve fire isolation effect, increase the frequency of inspection and maintenance, and improve the effect of fire performance
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[0036] For the convenience of description, the length direction of the cable trench is taken as the front-to-back direction, the width direction of the cable trench is taken as the left-right direction, the front-to-back direction is taken as the longitudinal direction, and the left-right direction is taken as the transverse direction.
[0037] Such as figure 1 As shown, a three-area split visible fireproof cable trench includes a cable trench 1, and the upper opening of the cable trench 1 is provided with a plurality of upper cover plates 4 for closing the cable trench 1 along the front and rear directions. The middle part of the bottom surface of the cable trench 1 is provided with a fireproof partition wall 2 extending along the front and back direction, and the fireproof partition wall 2 divides the lower space of the cable trench 1 into left and right parts. Between the left and right side walls of the fire partition wall 2 and the cable trench 1, a plurality of visible c...
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