Follow-up projection type advertising device
An advertising device and projection technology, which is applied in the field of advertising machines, can solve the problems of display, easy mutual interference, and the inability of advertising machines to display intuitive and detailed information to consumers, and achieve the effect of stable and efficient operation and simple installation and wiring
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Embodiment 1
[0027] see Figure 1-6 , in an embodiment of the present invention, a follow-up projection advertising device includes an induction zone ring 1, a ring-shaped projection screen 2, a projector 3 and a speaker device 34 connected to the projector 3, and the induction zone ring 1 is distributed and arranged on a display Around the real object, an annular projection screen 2 is provided directly above the central position of the sensing area ring 1, and a projector 3 for annular projection is provided at the central position of the annular projection screen 2, and a plurality of The inductive sensor 11 for checking the position of the human body on the sensing area ring 1, the projector 3 and the speaker equipment 34 are integrally installed on the projection platform 30, and the projection platform 30 is horizontally arranged at the inner center of the annular projection screen 2, and the annular projection screen 2 The projection screen 2 is composed of a plurality of vertically...
Embodiment 2
[0035] The difference between this embodiment and embodiment 1 is:
[0036] Described detection controller 13 and described main controller 35 are provided with wireless bluetooth module, and detection controller 13 passes the detection signal of inductive sensor 11 to main controller 35 by wireless bluetooth module, wireless bluetooth module is set here and mainly reduces induction The wiring arrangement between the zone ring 1 and the projection table 30 .
[0037] A contact sensor 36 is installed on the top surface of the projection table 30, and a rotary plectrum 37 opposite to the horizontal position of the contact sensor 36 is fixed on the rod wall of the connecting rod 4 through which the center slide hole of the projector 3 passes. The plectrum 37 is in sliding contact with the contact sensor 36 within one rotation of the connecting rod 4, and the signal output end of the contact sensor 36 is electrically connected with the input end of the main controller 35. The set ...
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