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Horizontally adjustable windproof mobile film projection screen

A technology of level adjustment and level adjuster, which is applied in projection devices, optics, instruments, etc., can solve problems affecting the use effect, pollution, and inability to move and adjust, and achieve the effect of ingenious and reasonable structural design

Inactive Publication Date: 2017-05-31
李业清
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  • Summary
  • Abstract
  • Description
  • Claims
  • Application Information

AI Technical Summary

Problems solved by technology

[0005] However, the existing screen structures are all used by reeling and unwinding, and some are directly exposed to the air, which is easy to absorb dust and cause pollution; and when the general screen is used outdoors, it will be disturbed by the wind and affect the use. Effect; After installation, it is usually impossible to realize mobile adjustment through its own functions, and it is troublesome to use

Method used

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  • Horizontally adjustable windproof mobile film projection screen

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Embodiment Construction

[0025] Below in conjunction with accompanying drawing, the present invention is described in further detail by embodiment:

[0026] A horizontally adjustable windproof mobile projection screen, including a reel 1, a reel 6 rotates inside the reel 1 and is connected to a screen 2, a lifting motor 3 is installed on the reel 1, and the reel 1 is connected to a level adjuster through a connector 4 , the horizontal adjuster is fixedly installed, the reel 1 is provided with an outlet, and the lower end of the screen 2 passes through the outlet; the back of the screen 2 is fixedly connected with a number of connecting plates 5 that can be fixedly connected to each other, and the upper end of the screen 2 is connected to the reel On the spool 6 in 1, the spool 6 transmission is connected to the lifting motor 3.

[0027] The level adjuster includes a box body 7, an adjustment track is arranged inside the box body 7, and an adjustment motor 8 is fixedly installed. Move and be installed...

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Abstract

The invention discloses a horizontally adjustable windproof mobile film projection screen, comprising a winding drum, wherein a scroll is rotationally arranged in the winding drum and is connected with a screen; a lifting motor is arranged on the winding drum; the winding drum is connected with a horizontal adjustor through a connector; the horizontal adjustor is fixedly mounted; an outlet is arranged on the winding drum; the lower end of the screen penetrates the outlet; the back of the screen is fixedly connected with a plurality of connection plates which can be mutually and fixedly connected; the upper end of the screen is connected with the scroll in the winding drum; and the scroll is in transmission connection with the lifting motor. The horizontally adjustable windproof mobile film projection screen is novel and reasonable in structure design, the planner structure of the screen can be ensured in an effective range, moreover, a horizontal position can be movably adjusted, and after the screen is mounted, the screen can be used according to actual using environment and condition without using other assistant tools.

Description

[0001] Technical field: [0002] The invention relates to the field of screen design, in particular to a horizontally adjustable windproof flow projection screen. [0003] Background technique: [0004] The screen is a white screen used for projection and magnification when showing movies and slides. It has the advantages of soft light and no glare. [0005] However, the existing screen structures are all used by reeling and unwinding, and some are directly exposed to the air, which is easy to absorb dust and cause pollution; and when the general screen is used outdoors, it will be disturbed by the wind and affect the use. Effect; After installation, it is usually impossible to realize mobile adjustment through its own functions, and it is troublesome to use. [0006] Invention content: [0007] The object of the present invention is to provide a horizontally adjustable windproof flow projection screen in order to solve the deficiencies of the prior art. [0008] The technic...

Claims

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Application Information

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IPC IPC(8): G03B21/58
CPCG03B21/58
Inventor 李业清
Owner 李业清
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