Square hidden ceiling projection screen

A ceiling and projection screen technology, applied in optics, instruments, projection devices, etc., can solve problems such as affecting the decoration effect, destroying the overall sense of the wall, and the projection screen cannot be hidden.
CN102253584AInactive Publication Date: 2011-11-23极品影视设备科技(深圳)有限公司
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Patent Information

Authority / Receiving Office
CN · China
Patent Type
Applications(China)
Current Assignee / Owner
极品影视设备科技(深圳)有限公司
Publication Date
2011-11-23
Estimated Expiration
Not applicable · inactive patent

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Abstract

The invention provides a projection screen capable of being fixed in a ceiling for solving the defect existing in the present projection screen. The height of the projection screen is adjustable, so that the projection screen can be hidden in the ceiling without affecting the overall indoor beautiful effect, and the projection cloth can be dropped off if necessary. Particularly, the square hidden ceiling projection screen comprises a shell, screen cloth, connection fixing element and a screw rod, wherein the shell is provided with a screen cloth outlet; the screen cloth is accommodated in the shell; the connection fixing element is arranged at the top of the shell and the screw rods are arranged in the ceiling; and the screw rods are connected with the connection fixing element. The square hidden ceiling projection screen does not affect the overall indoor beautiful appearance, and is easy in installation and convenient in use, and is a projection screen with a wide application prospect.
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Description

technical field

[0001] The invention relates to a projection screen, in particular to a square hidden ceiling projection screen, which belongs to the technical field of projection equipment. Background technique

[0002] The projection screen is one of the most commonly used products in the peripheral equipment of the projector. The projection screen is the abbreviation of the projection screen. If the projection screen is properly matched with the projector, high-quality projection effects can be obtained.

[0003] Projection screens can be generally divided into reflective and transmissive types in terms of function; reflective type is used for front projection, and transmissive type is used for rear projection; front projection screens are divided into flat screens and arc screens; It is divided into glass bead curtain, metal curtain, embossed plastic curtain, elastic curtain, etc. Generally speaking, the picture effect of hard curtain is better than that of soft curtain....

Claims

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