| 摘要 |
PROBLEM TO BE SOLVED: To provide a mounting structure between a wiring duct and a wiring appliance housing unit, the wiring duct and the wiring appliance housing unit, which facilitate easy and stable mounting of a wiring appliance to the wiring duct. SOLUTION: Protrusions 18 are formed on the inner surfaces of both side walls 13 of the wiring duct 11 in the longitudinal direction. Engagement grooves 18a are recessed in the protrusions 18. Engagement parts 19 having stepped parts are formed on the outer surfaces of the protrusions 18. On outer surfaces of an upper wall 22 and a lower wall 23 of a box 20, engagement protruding stripe 32 are formed on the left and right opening sides and a center bottom wall 21 side of the upper and lower wall 22 and 23 in the longitudinal directions of the upper wall 22 and the lower wall 23. The box 20 is housed in the wiring duct 11 and the engagement protruding stripes 32, on the opening sides of the upper walls 22 and the lower walls 23, are engaged with the engagement parts 19 to attach the box 20 to the wiring duct 11. |
