Airborne shift projection device
A projection device and air floating technology, applied in projection devices, display devices, optics, etc., can solve the problems of widespread information dissemination, the impact of speed, the advertising interface cannot be changed or replaced at any time, and the increase in unit advertising costs. Drift in the air, save advertising resources and costs, light weight effect
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[0020] Figure 1 is a schematic structural view of Embodiment 1 of the present invention, and Figure 2 is a cross-sectional view along the A-A direction of Figure 1, as shown in the figure: the air floating device 3 of this embodiment is an airship, and the cloth screen 2 passes through an aluminum alloy bracket 5 Fixedly arranged on the inner wall of the airship airbag, the bracket 5 is fixedly connected with the inner wall of the airship airbag by bolts, the aluminum alloy has low density and light weight, which is conducive to flight; the projector 1 is fixedly arranged in the box body 9 by bolts, and the box body 9 is fixedly arranged in the air Inside the floating device 3, one end is closed and fixed on the inner wall of the floating device 3 through the bracket 5, the other end passes through the outer wall of the floating device 3, and the box body 9 passes through the outer wall of the floating device 3 to form a flange structure at one end. 14 Press the outer wall of t...
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