Automatic cleaning billboard

Abstract

The utility model relates to an automatic cleaning billboard which belongs to the field of propaganda articles. The automatic cleaning billboard is composed of billboard main body, roller curtain support, a roller curtain, a magnet, a long water pipe, a cleaning device support, a roller curtain motor, a first gear, a second gear, a linear guide rail, a slider, a connecting plate, a raindrop sensor, a controller, a water pump, a water pump pipe, a water tank, a power supply, a drum, a roller support, a scraper, an iron plate, a linear motor, a third gear and a rack. By means of the device, thebillboard can be cleaned regularly and automatically shielded from rain when the external environment is rainy.

Description

technical field [0001] The invention relates to an automatic cleaning billboard, in particular to a billboard with a special structure, which belongs to the field of promotional articles. Background technique [0002] Billboards are defined as generally referring to all outdoor media that convey advertising information. In the current commodity society, there are all kinds of storefronts. Billboards are undoubtedly a very conventional and effective means of conveying the free features of one's own storefronts. Now the pictures of billboards in the front door room can be drawn by hand, made by computer or printed on paper. Billboard materials are generally used: square tube, angle steel, etc. welded. The pictures are generally spray-painted, and a few are engraved. [0003] Billboards, as a means of displaying the characteristics of stores exposed to the outside, will inevitably be eroded by dust and rain, which will reduce their service life and affect information transmi...

AI Technical Summary

Problems solved by technology

[0003] Billboards, as a means of displaying storefront features exposed to the outside, will inevitably be eroded by dust, rain, etc., thereby reduc

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