| 摘要 |
t is disclosed herein planar PVC plastic rigid or flexible smooth or spiral pipes of electrical installations (fig.3, A, B) (18,23) of strong or weak current, which pipes are adapted, by means of glue or a self-adhesive tape, to walls; junction boxes (fig. 5, 12,13,14) with parallelogram holes (fig.5, 15), which boxes are affixed on intact walls (fig. 6, 16) and have dimensions ranging, indicatively, from 10 to 100 mm in width and from 4 to 10 mm in height; free-moving junction boxes with parallelogram holes which boxes are glued on walls and any building elements and have, where needed, standardized holes with the purpose of protecting the supporting construction (walls, cement) (fig. 1,1) from damage. The advantages of the invention are the maintenance of the static elements of the building materials of the construction, the easy emplacement, the time and cost saving by 50% thereabouts, the operational safety, the improvement of its functionality and the easy addition or removal of extra wires or the easy replacement of these last. |
