Support structure convenient to replace advertising board

Abstract

The invention discloses a support structure convenient to replace an advertising board. The support structure comprises a support and an advertising board body, wherein a stand column is welded at themiddle position of the lower end part of the support; a mounting groove is arranged in the support; two groups of rails are symmetrically arranged in the mounting groove; two groups of sliding blocksacting on the rails are welded to the back surface of the advertising board body; two groups of rotating cylinders are symmetrically arranged at the top of the support; the rotating cylinders are fixed through a bearing seat and the support; the two groups of rotating cylinders are fixedly connected through a rotating shaft I; a three-phase motor is erected in a position, located above the mounting groove, in the support; and the three-phase motor is rotationally connected to a rotating shaft II through a speed reducer. According to the support structure convenient to replace the advertisingboard, a lifting rope is designed on the support, the advertising board is lifted through rotation of the rotating cylinders, the automatic operation is achieved, the time and labor are saved, the safety is also improved, the replacement of the advertising board is facilitated, the support structure is suitable for different working conditions, and a better application prospect is brought.

Description

technical field [0001] The invention relates to the field of billboards, in particular to a support structure for convenient replacement of billboards. Background technique [0002] Outdoor billboards are an important form of advertising. Due to the large flow of people near expressways and railways, many companies set up large outdoor billboards on the roadside, and some companies set up several such advertising billboards in the factory area to Improve the publicity effect; because the content needs to be changed, the billboards will be updated or replaced every once in a while, and because of the large weight, most domestic advertising companies use cranes and other equipment to manually replace the whole billboards made in the factory, which is expensive. And because it needs to be raised to a certain height, it will cause certain safety hazards to the installers. Therefore, we propose a bracket structure that is convenient for replacing the billboard. Contents of the ...

AI Technical Summary

Problems solved by technology

[0002] Outdoor billboards are an important form of advertising. Due to the large flow of people near expressways and railways, many companies set up large outdoor billboards on the roadside, and some companies set up several such advertising boards in the factory area to Improve the publicity effect; because the content needs to be changed, the billboards will be updated or replaced every once in a while, and because of the large weight, most domestic advertising companies use cranes and other equipment to manually replace the billboards made in the factory as a whole, which is expensive. And because it needs to be raised to a certain height, it will cause certain safety hazards to the installers. Therefore, we propose a bracket structure that is convenient for replacing billboards

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