FIELD: construction.
SUBSTANCE: present invention is related to a method of installing protective nets on tunnel walls or ceilings. The method of installing the protective nets on the tunnel walls or ceilings at which the protective net in the form of a tape is unwounded from a roll. The roll rotation is controlled by means of the press roller, contacting with the roll surface for unwinding the protective net. In this case the press roller is rotated by means of a control device and moved to the roll in the radial direction. The roll is mechanically moved along the tunnel walls or ceiling. A device for implementing the method is equipped with a holder intended for a shaft attachment on which the roll with the protective net is situated, with the possibility to control the rotation around the shaft by means of the facilities. The protective net which is unwound at each stage is preferably tensioned and fastened mechanically.
EFFECT: simplifying and speeding up of operations performance and safety improving of personnel, performing works.
16 cl, 5 dwg
Authors
Dates
2014-06-27—Published
2009-07-24—Filed