Advertisement Transformation Billboard for Highway
A billboard and transforming technology, applied in the field of billboards, can solve the problems of single advertisement, variable advertisement, and low practicability, and achieve the effect of variable advertisement, complex structure, and high practicability
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[0022] A road advertising conversion billboard, such as Figure 1-3 As shown, it includes base 1, spring I2, pole I3, rotating motor 4, pulley I5, flat belt 6, bearing housing 7, rotating rod I8, pulley II9, roller I10, billboard 12, slide rail 13, electric Wheel 14, wire rope 15, slider 16, rotating rod II 17, roller shaft II 18, support 19, gong 20, hammer 21, spring II 22 and pole II 23, the top of the base 1 is from left to right the slide rail 13 and the bracket 19, The upper end of the support 19 is provided with a copper gong 20, and the front side of the slide rail 13 is from left to right in turn with an electric wheel 14 and a slide block 16. The electric wheel 14 is wound with a steel wire rope 15, and the right end of the steel wire rope 15 is connected with the left side of the slide block 16, and the slide block 16 A spring I2 is provided between the right side and the slide rail 13, a support rod I3 is provided at the upper end of the slider 16, a bearing seat 7...
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