Solar wind-proof antiaircraft gun advertising board
A billboard, solar technology, applied in the directions of signs, instruments, display devices, etc., can solve the problems of affecting advertising effect, tearing of advertising cloth, etc., and achieve the effect of easy manufacturing and installation, prolonging service life and saving energy.
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[0015] Such as figure 1 , figure 2 , image 3 and Figure 4 As shown, the wind energy windproof anti-aircraft artillery billboard of the present invention comprises billboard 1, advertising tower 2, and described advertising tower 2 is hollow cylindrical shape, and the top of described advertising tower 2 is fixedly installed with ring ring gear 10, and ring gear The gear 9 meshed with the ring 10 is fixedly connected to the output shaft end of the motor 8, and the motor 8 is fixedly installed together with the billboard 1, and a bracket 6 is installed on the top of the billboard 1, and a bracket 6 is fixedly installed on the bracket 6 Solar battery system 7, the upper part of the advertising tower 2, the radial ball bearing 4 is installed on the lower part of the ring gear 10, the outer ring of the radial ball bearing 4 is fixedly connected with the billboard 1, and the radial ball bearing The inner ring of the bearing 4 is an interference fit with the outer circle of the...
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