A separate suction cup to fix the projector screen

Abstract

The invention discloses a separating type sucking disc fixed projector curtain. The separating type sucking disc fixed projector curtain comprises a curtain body, strong magnetic steel, anti-skid rings, shells, handles, sucking disc covers and sucking discs; the separating type sucking disc fixed projector curtain is characterized in that a first metal strip is arranged on one edge of the curtain body, the other edge of the curtain body is connected with one edge of each elastic adhesive film, and the other edges of the elastic adhesive films are fixed together with second metal strips; the anti-skid rings are arranged outside the strong magnetic steel, and the strong magnetic steel and the anti-skid rings are fixedly arranged in the shells; the shells are fixed with connecting rods, and the other ends of the connecting rods are connected with sucking disc pulling rods; the sucking disc pulling rods penetrate through round holes in the sucking disc covers and are fixed together with the sucking discs under the sucking disc pulling rods, and the sucking disc covers cover the sucking discs; openings are formed in the handles, and rotating shafts are arranged in the openings; the rotating shafts are used for connecting the handles with the sucking disc pulling rods. The separating type sucking disc fixed projector curtain disclosed by the invention can be fixed and used on flat surfaces of flat glass, paint surfaces, stones and the like.

Description

technical field [0001] The invention relates to a multimedia teaching tool, in particular to a separate sucker-fixed projector screen. Background technique [0002] Today, multimedia teaching has been popularized in various classroom teaching. For classrooms without curtains, it is still a troublesome thing to install and fix the curtains. The traditional bracket-type curtains are difficult to cling to the wall because the brackets take up space. Surface, and the general curtain is difficult to fix flat on the smooth wall. Contents of the invention [0003] Aiming at the deficiencies in the prior art, the invention provides a detachable suction cup for fixing a projector screen. [0004] The technical scheme adopted by the present invention is as follows: a separate sucker fixed projector curtain, including curtain, strong magnetic steel, anti-slip ring, shell, handle, sucker cover, sucker; it is characterized in that, one side of the curtain is provided with a second On...

AI Technical Summary

Problems solved by technology

[0002] Today, multimedia teaching has been popularized in various classroom teaching. For classrooms without curtains, it is still a troublesome thing to install and fix the curtains. The traditional bracket-type curtains are difficult to cling to the wall because the brackets take up space. surface, and the general curtain is difficult to fix flat on the smooth wall

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