Apparatus for fixing film of outdoor billboard established in the building rooftop

摘要

The present invention relates to a large commercial film fixing device installed on the roof of the building, the purpose is to fix the outdoor advertising film firmly to the base frame by the bolt / nut method, to facilitate the disassembly / assembly and maintenance, workers It is to provide a large advertising film fixing device that is installed on the roof of the building to promote the safety of, to improve the workability by reducing the work speed, and to extend the life of the outdoor billboard to solve the economic burden.;The present invention is formed in the transverse direction (lengthwise) so that a plurality of rigid grooves in parallel, the outdoor advertising film is wound in the longitudinal direction along the outer surface, the end of the stick-shaped support bar, and one corner portion and A through hole having left / right open portions is formed at a lower end thereof, and a connecting long hole having a center and left / right opened portion is formed at an upper end thereof, and a storage unit having a bolt hole formed at one side of the lower end portion so as to communicate with the through hole. A compression bolt inserted / fastened into a bolt hole, an adjustment bolt through which a head is inserted into the connection hole of the storage unit, and a threaded body protrudes out of the connection hole, and a body of the adjustment bolt passes through one side and the other side thereof. And a locking part connected to / installed on the base frame installed on the roof, and an adjusting nut fastened to the body end of the adjusting bolt protruding from the locking part. It is to provide a large advertising film retainer provided in the roof of robust, easily fixed / install Outdoor advertising film.