Energy-saving electric projection curtain capable of automatically removing dust for meeting room

Abstract

The invention relates to the technical field of enterprise management. The invention discloses an energy-saving electric projection curtain capable of automatically removing dust for a meeting room. The curtain comprises a mounting box, a motor is arranged in the mounting box; the output end of the motor is movably connected with a driving wheel; a rolling rod is fixedly connected to the end, awayfrom the motor, of the driving wheel, a curtain is movably connected to a rod body of the rolling rod, a dust removal box is fixedly connected to the bottom of the mounting box, a driven wheel, a fixed sliding rail and a center gear are arranged in the dust removal box, and a rotating rod is fixedly connected to the end, close to the center gear, of the driven wheel. According to the invention, the motor drives the driving wheel to rotate so as to directly or indirectly drive the rotating rod, the first bevel gear, the second bevel gear and the connecting rod to rotate, the connecting rod ismatched with the sliding block, the movable sliding rail and the center gear to enable the rack to slide back and forth in the fixed sliding rail, and therefore the effects of automatically cleaning dust, prolonging the service life and saving energy are achieved.

Description

technical field [0001] The invention relates to the technical field of enterprise management, in particular to an energy-saving electric projection screen for conference rooms that can automatically remove dust. Background technique [0002] When the company organizes a meeting in the conference room, it often needs to discuss work matters. At this time, a projector can be used with a projection screen to display various images or videos. Nowadays, electric projection screens are widely used, and the screens can be activated by remote control. Automatic lifting, very convenient to use. There will be dust attached to the screen during use, but at present most electric projection screens only realize the automatic lifting of the screen, but there is no dust removal device, which leads to the fact that the projection screen cannot automatically clean the dust. It will affect the display effect and clarity of the curtain, and even after the dust has accumulated to a certain ext...

AI Technical Summary

Problems solved by technology

[0004] Aiming at the deficiencies of the prior art, the present invention provides an energy-saving electric projection screen for conference rooms that can automatically remove dust, which has the advantages of automatically cleaning dust, prolonging the service life, and reducing energy consumption, and solves the problem that ordinary electric projection screens cannot automatically remove dust. The problem of short service life

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