In the lighting wiring of highway tunnels, the puncture clamps are exposed and installed, and there are many defects. The new tunnel lighting cable branch connection scheme and branch components, from connecting devices, seals, shells, to the connection of branch line cables and tunnel lights, are optimized with new ideas, so as to obtain the connection quality, waterproof ability, etc. Comprehensive improvement, the overall performance is greatly improved. This scheme simplifies the installation process, thus shortens the construction time, makes the layout of the branch joints in the bridge simple and uniform, and provides a strong guarantee for reliable operation in the future.
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