Billboard capable of automatically changing posters

Abstract

The invention discloses a billboard capable of automatically changing posters, including an advertising box, one side of the advertisement box is provided with a mounting groove, two shaft rollers arerotatably mounted in the mounting groove, and the two shaft rollers are drivingly mounted with the same advertisement cloth, the other side of the advertising box is provided with upright posts, a sliding groove is formed on the inner wall of one side of the mounting groove, a plurality of through holes are arranged on the inner wall of the side of the sliding groove close to the column, a positioning lever is movably installed on the inner wall of the bottom of the through hole, a sliding lever vertically arranged is slidably installed in the sliding groove, a first servo motor fixedly installed on the inner wall of the top of the mounting groove is arranged above the sliding lever, and an output shaft of the first servo motor extends into the sliding groove and is fixedly installed witha winding wheel. The invention has the advantages of reasonable design, convenient operation and control, and is convenient for circulating and rotating the advertisement cloth, thereby facilitatingthe display of different advertisement contents on the advertisement cloth, and facilitating the fixing of the advertisement box on the upright pillar at the beginning, thereby improving the installation efficiency.

Description

technical field [0001] The invention relates to the technical field of billboards, in particular to a billboard capable of automatically replacing posters. Background technique [0002] With the development of economy and technology, people's living standards have been continuously improved, and people's consumption ability has also been greatly improved. Nowadays, the development of the advertising media industry is also extremely rapid. Advertising, which means advertising widely, is for a specific Advertisement has become the main form of publicity and promotion through a certain form of media to openly and widely transmit information to the public. Especially on the side of the road, we often see many billboards, billboards located on high places Billboards are often damaged due to perennial rain. [0003] After retrieval, the patent document with the application number 201810041312.5 discloses an adjustable billboard for convenient replacement of advertising posters, i...

AI Technical Summary

Problems solved by technology

However, the above-mentioned design of the billboard still has shortcomings, and it is inconvenient to quickly install the billboard, and it is inconvenient to replace the advertisement content. Therefore, we propose a billboard that can automatically replace the poster to solve the above problems

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