CN201141976Y - Electric film screen - Google Patents

Electric film screen Download PDF

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Publication number
CN201141976Y
CN201141976Y CNU2007201996833U CN200720199683U CN201141976Y CN 201141976 Y CN201141976 Y CN 201141976Y CN U2007201996833 U CNU2007201996833 U CN U2007201996833U CN 200720199683 U CN200720199683 U CN 200720199683U CN 201141976 Y CN201141976 Y CN 201141976Y
Authority
CN
China
Prior art keywords
shell
audio amplifier
screen
projection screen
electric projection
Prior art date
Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
Expired - Fee Related
Application number
CNU2007201996833U
Other languages
Chinese (zh)
Inventor
赵震洪
Current Assignee (The listed assignees may be inaccurate. Google has not performed a legal analysis and makes no representation or warranty as to the accuracy of the list.)
ZHANGJIAGANG FREE TRADE ZONE XINDONGDA INTERNATIONAL TRADE CO Ltd
Original Assignee
ZHANGJIAGANG FREE TRADE ZONE XINDONGDA INTERNATIONAL TRADE CO Ltd
Priority date (The priority date is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the date listed.)
Filing date
Publication date
Application filed by ZHANGJIAGANG FREE TRADE ZONE XINDONGDA INTERNATIONAL TRADE CO Ltd filed Critical ZHANGJIAGANG FREE TRADE ZONE XINDONGDA INTERNATIONAL TRADE CO Ltd
Priority to CNU2007201996833U priority Critical patent/CN201141976Y/en
Application granted granted Critical
Publication of CN201141976Y publication Critical patent/CN201141976Y/en
Anticipated expiration legal-status Critical
Expired - Fee Related legal-status Critical Current

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  • Overhead Projectors And Projection Screens (AREA)
  • Transforming Electric Information Into Light Information (AREA)

Abstract

The utility model discloses an electrical screen with sound box function and greatly convenient usage, which comprises a housing and a screen arranged in the housing, wherein a sound box is also arranged in front of the housing. The electrical screen has sound box function and has the advantages of convenient usage, good appearance and reduced usage space.

Description

Electric projection screen
Technical field
The utility model relates to a kind of electric projection screen.
Background technology
The application of electric projection screen is very extensive; present its structure of employed electric projection screen comprises: shell and installation screen in the enclosure; general also being provided with drives motor and the controller thereof that screen is drawn in or launched; during use; control the sense of rotation of motor by controller, thereby realize the gathering of screen and the purpose of expansion.The shortcoming of the electric projection screen of said structure is, function singleness, and during use, usually also need be at indoor layout audio amplifier, to realize sight animation and the synchronous preferable effect of sound harmony.But some interim uses or narrower and small place, space, arrange that temporarily audio amplifier extremely bothers, in narrow space, arrange the audio amplifier valuable space resources that can account for again, brought a lot of troubles when giving actual the use.
The utility model content
Technical problem to be solved in the utility model provides a kind of function of loudspeaker box that possesses, thereby can make things convenient for the electric projection screen that uses greatly.
In order to solve the problems of the technologies described above, the technical solution of the utility model is: electric projection screen comprises: shell and installation screen in the enclosure also are provided with audio amplifier in the front of described shell.
In order better to solve the problems of the technologies described above, described audio amplifier is hidden in the inside of shell, offers sender with the corresponding position of audio amplifier on shell.
In order better to solve the problems of the technologies described above, described sender is provided with dustproof grid cloth.
The utility model has the advantages that: the electric projection screen of this structure, possess function of loudspeaker box, the convenient use, elegant in appearance, save usage space.
Description of drawings
The utility model is described in further detail below in conjunction with the drawings and specific embodiments.
Fig. 1 is a main TV structure synoptic diagram of the present utility model.
Fig. 2 is the right apparent direction cross-sectional view of Fig. 1.
Among the figure: 1, shell, 2, screen, 3, audio amplifier, 4, sender, 5, dustproof grid cloth.
Embodiment
As shown in Figure 1, electric projection screen, comprise: shell 1 and installation screen 2 in the enclosure, front at described shell 1 also is provided with audio amplifier 3, described audio amplifier 3 is hidden in the inside of shell 1, offer sender 4 with audio amplifier 3 corresponding positions on shell 1, described sender 4 is provided with dustproof grid cloth 5.
When the electric projection screen of said structure uses, generally control the sense of rotation of motor by controller, thereby realize the gathering and the expansion of screen 2, the audio amplifier 3 that is hidden in the inside of shell 1 can be realized sight animation and the harmonious synchronous preferable effect of sound, very convenient to use, save usage space.

Claims (3)

1, electric projection screen comprises: shell (1) and installation screen (2) in the enclosure is characterized in that: also be provided with audio amplifier (3) in the front of described shell (1).
2, according to the described electric projection screen of claim 1, it is characterized in that: described audio amplifier (3) is hidden in the inside of shell (1), goes up and the corresponding position of audio amplifier (3) offers sender (4) at shell (1).
3, according to the described electric projection screen of claim 2, it is characterized in that: described sender (4) is provided with dustproof grid cloth (5).
CNU2007201996833U 2007-12-07 2007-12-07 Electric film screen Expired - Fee Related CN201141976Y (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
CNU2007201996833U CN201141976Y (en) 2007-12-07 2007-12-07 Electric film screen

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
CNU2007201996833U CN201141976Y (en) 2007-12-07 2007-12-07 Electric film screen

Publications (1)

Publication Number Publication Date
CN201141976Y true CN201141976Y (en) 2008-10-29

Family

ID=40069686

Family Applications (1)

Application Number Title Priority Date Filing Date
CNU2007201996833U Expired - Fee Related CN201141976Y (en) 2007-12-07 2007-12-07 Electric film screen

Country Status (1)

Country Link
CN (1) CN201141976Y (en)

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Legal Events

Date Code Title Description
C14 Grant of patent or utility model
GR01 Patent grant
C19 Lapse of patent right due to non-payment of the annual fee
CF01 Termination of patent right due to non-payment of annual fee