A street sign convenient for changing advertisements

Abstract

The invention discloses a street sign convenient for changing advertisements. Advantages of the street sign are that : the advertisement cloth on the drum contains a plurality of advertisements; according to the advertiser's demand, when the advertisement on the drum needs to be replaced, the advertisement is withdrawn completely first, and then the sealing block is opened, the hand is inserted into the replacement hole to grasp the drum, the drum is taken out of the replacement hole, the drum where the new advertisement is located is inserted into the replacement hole for installation, and the closure block is installed on the replacement hole to seal the replacement hole. Compared with the advertisement replacement operation on the existing street sign body, screws need to be screwed from the lower end of the street sign body, which is difficult to exert force during operation, and the position is difficult to be aligned. After screws are unscrewed, the advertisement on the street sign body can be replaced only by turning the shell upward, which occupies a large amount of space when being turned over, and the operation is difficult. The street sign has the advantages of high efficiency, and simple and convenient operation.

Description

technical field [0001] The invention relates to the field of street signs, and more specifically relates to a street sign which is convenient for replacing advertisements. Background technique [0002] Road signs are traffic facilities built on both sides of the road or on the green belt for the convenience of citizens to travel, guide, and distinguish directions. Due to the increasing development of urban public transportation, road signs have developed into an indispensable and important part of the city. [0003] With the development of the times, street signs take on more and more important roles, and there are more and more advertisements on street signs. At present, the operation process of replacing advertisements on street signs is very troublesome. It is necessary to screw the screws from the lower end of the street signs, and it is difficult to apply force during operation. , and the position is not easy to align. After unscrewing the screws, you need to flip up t...

AI Technical Summary

Problems solved by technology

[0003] With the development of the times, street signs take on more and more important roles, and there are more and more advertisements on street signs. At present, the operation process of replacing advertisements on street signs is very troublesome. It is necessary to screw the screws from the lower end of the street signs, and it is difficult to apply force during operation. , and the position is not easy to align. After unscrewing the screw, you need to flip up the shell to replace the advertisement on the road sign. When flipping up, it takes up a lot of space and is difficult to operate.

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