Billboard

Abstract

The present invention provides a billboard showing arch picture, including a support and an active rotating shaft and an driven rotating shaft placed on the support for winding canvas, the active rotating shaft and the driven rotating shaft are connected to each driving motor respectively, the poster winding between the the active rotating shaft and the driven rotating shaft for displaying is an arch structure. The billboard can display arc or rounded ad-picture, the appearance is fashionable and attractive, the advertising effect is good, at the same time the billboard can smoothly, continuously realizes rotation picture exchange function, the picture exchange is quick and convenient, without damaging canvas of the multiple picture exchange, and canvas has a long use time.

Description

technical field [0001] The invention relates to the technical field of outdoor advertising, in particular to an indoor and outdoor advertising board capable of displaying arc-shaped images. Background technique [0002] In the prior art, with the rapid development of the advertising industry, there are more and more applications of outdoor billboards. At present, the advertising canvases displayed on the billboards are generally flat and square structures. The pictures displayed by the advertising paintings are dull, the appearance is not novel and beautiful, and it cannot give people a three-dimensional advertising effect, and the advertising display effect is not good; in addition, For some billboards that require dynamic picture change, the canvas is tensioned between the active shaft and the driven shaft, and the picture change function is realized through the rotation of the main and driven shafts, but the canvas used to display the picture is always in a suspended stat...

AI Technical Summary

Problems solved by technology

At present, the advertising canvases displayed on the billboards are generally flat and square structures. The pictures displayed by the advertising paintings are dull, the appearance is not novel and beautiful, and it cannot give people a three-dimensional advertising effect, and the advertising display effect is not good; in addition, For some billboards that require dynamic picture change, the canvas is tensioned between the active shaft and the driven shaft, and the picture change function is realized through the rotation of the main and driven shafts, but the canvas used to display the picture is always in a suspended state, so that the picture The canvas cannot be displayed in an arc or circle, and the canvas is prone to shake when changing pictures, so that the canvas cannot be smoothly transmitted between the two rotating shafts, thus affecting the smooth and coherent transition between the pictures, which greatly affects the advertising The picture-changing effect is poor, and the advertising effect is poor. At the same time, the canvas is easily damaged, and its use time is short, so it needs to be replaced frequently, which greatly increases the production cost of the billboard.

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