Improved advertisement board device

Abstract

The invention discloses an improved advertisement board device. The device comprises a base platform, a supporting column is fixedly installed on the left side of the top of the base platform, a guidegroove is formed in the right side surface of the top of the base platform, a guide rod is installed in the guide groove in a leftward and rightward extending mode, a sliding supporting column installed in an upward extending mode is slidably and cooperatively connected with the guide rod in the guide groove, a first fixing portion and a second fixing portion are respectively installed on the opposite sides of the supporting column and the sliding supporting column, a first accommodating cavity is formed in the supporting column, a first rotary shaft is installed in the first accommodating cavity in a leftward and rightward extending mode, a first conical wheel is fixedly installed on the first rotary shaft, a second conical wheel is in fitted connection with the bottom of the right sideof the first conical wheel, a rotary cover installed in a leftward and rightward extending mode is fixedly installed on the second conical wheel, the right extending portion of the rotary cover penetrates through and is rotatably and cooperatively connected with the right side surface of the supporting column, and the tail end of the rotary cover is fixedly connected with the first fixing portion.The device is simple in structure, improves length adjustment speed and angle adjustment stability, has easy adjustment steps, and therefore improves the overall working process.

Description

technical field [0001] The invention relates to the technical field of advertising, and relates to an improved billboard device. Background technique [0002] Many businesses will set up billboards outdoors. Traditional billboards are fixed on the wall and difficult to replace. Some detachable billboards include the body and the bracket. The billboard on the bracket can be replaced in real time according to market demand and business conditions, reducing cost, but these brackets are generally of fixed specifications and cannot be adapted to install billboards of different sizes, and cannot achieve angle adjustment, which has limitations. Contents of the invention [0003] The technical problem to be solved by the present invention is to provide an improved billboard device, which can solve the above-mentioned problems in the prior art. [0004] The present invention is achieved through the following technical solutions: an improved billboard device of the present inventio...

AI Technical Summary

Problems solved by technology

[0002] Many businesses will set up billboards outdoors. Traditional billboards are fixed on the wall and difficult to replace. Some detachable billboards include the body and the bracket. The billboard on the bracket can be replaced in real time according to market demand and business conditions, reducing cost, but these brackets are generally of fixed specifications and cannot be adapted to install billboards of different sizes, and cannot achieve angle adjustment, which has limitations

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