Projector curtain applied to multimedia classroom
A technology for multimedia classrooms and projectors, applied in the multimedia field, can solve problems such as effects affecting students' viewing, accumulation of dust on the surface of the screen, low degree of automation, etc., and achieve the effects of reducing labor intensity, simple and convenient operation, and high degree of automation.
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[0034] Embodiments of the present invention will be described below with reference to the drawings. In the process, in order to ensure the clarity and convenience of illustration, we may exaggerate the width of the lines or the size of the constituent elements in the diagram.
[0035] In addition, the following terms are defined based on the functions in the present invention, and may be different according to the user's or operator's intention or practice. Therefore, these terms are defined based on the entire content of this specification.
[0036] Such as Figure 1 to Figure 3 As shown, a projector screen applied to a multimedia classroom includes a mounting board 1, a screen body 2, a storage device 3, a cleaning device 4 and a sealing device 5, and a storage device 3 is installed in the middle of the upper end of the mounting board 1. The lower end of the device 3 is equipped with a curtain body 2, and a cleaning device 4 is installed on the installation plate 1. The cl...
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