CN2744085Y - Audiovisual frequency player - Google Patents
Audiovisual frequency player Download PDFInfo
- Publication number
- CN2744085Y CN2744085Y CNU2004201157420U CN200420115742U CN2744085Y CN 2744085 Y CN2744085 Y CN 2744085Y CN U2004201157420 U CNU2004201157420 U CN U2004201157420U CN 200420115742 U CN200420115742 U CN 200420115742U CN 2744085 Y CN2744085 Y CN 2744085Y
- Authority
- CN
- China
- Prior art keywords
- circuit
- audio
- video frequency
- monitor
- video
- 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
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- Closed-Circuit Television Systems (AREA)
Abstract
The utility model relates to an audio and video frequency player which belongs to the field of multimedia teaching and recreation. The audio and video frequency player is mainly that a center control circuit, a video frequency exhibiting camera head circuit, a DVD audio and video frequency circuit, a monitor circuit, an audio frequency power amplification circuit, and a PC / TV converting circuit are placed inside a box body. A camera head socket, a video frequency exhibiting table-board, a monitor, a monitor retracting warehouse, and a control panel are arranged outside the box body. An input/output interface, a control switch, and a displaying lamp are arranged on the control panel, and the audio and video frequency player which is integral is formed. The utility model has small volume, and convenient carrying and mounting, and thereby, the construction cost of a multimedia classroom and a recreation place is largely lowered. Many functions of the audio and video frequency player can be conveniently interchanged to be used, the audio and video frequency player can amplify sound at the same tome of playing images, and the audio and video frequency player is very convenient to be used.
Description
Affiliated technical field
The utility model is a kind of audio and video display device, belongs to multimedia teaching, entertainment field.
Background technology
At present, existing multimedia teaching, amusement equipment mainly are by DVD CD-ROM device, video tape recorder, double-cassette recorder, audio-frequency power amplifier, look plurality of devices such as exhibition booth, monitor, central controller, control panel, desktop computer, projector and suspension bracket and curtain and independently combine.Integral device constitutes huge, and cost is very high, and the maintenance management difficulty is also very big.Some equipment such as video tape recorder, double-cassette recorder are idle for a long time not to be used, and has caused the unnecessary wasting of resources.
Summary of the invention
The purpose of this utility model is exactly at above-mentioned defective, provide a kind of by DVD player, audio-frequency power amplifier, look the audio and video display device that exhibition booth, monitor, central controller and control panel etc. are combined into one.
The purpose of this utility model is achieved in that central control circuit, video display camera circuit, DVD audio frequency and video circuit, monitor circuit, audio power amplifying circuit, PC/TV change-over circuit, projector's circuit etc. is placed in the casing.Outside casing, be provided with the camera socket, the video showing platform table top, monitor, monitor are packed up storehouse and control panel, and control panel is provided with input/output interface and control switch and display lamp.So both constituted incorporate audio and video display device.
Advantage of the present utility model is: volume is little, the installation that is easy to carry, thus the project cost of multi-media classroom, public place of entertainment is also reduced significantly, many functions can conveniently be exchanged use, can amplify when putting image, and are very easy to use.
Description of drawings
Fig. 1 is the utility model overall appearance structural representation
Fig. 2 is the utility model internal circuit block diagram.
.1 is a camera among the figure, the 2nd, and camera socket, the 3rd, video showing platform table top, the 4th, monitor, the 5th, monitor is packed up the storehouse, and the 6th, control panel, the 7th, input/output interface, the 8th, control switch and display lamp, the 9th, projector, the 10, the 11st, special-purpose audio amplifier, the 12nd, PC, the 13rd, PC/TV change-over circuit, the 14th, audio power amplifying circuit, the 15th, monitor circuit, the 16th, DVD audio frequency and video circuit, the 17th, video display camera circuit, the 18th, central control circuit, the 19th, professional microphone, the 20th, casing.
Embodiment
In Fig. 1, the outside of rectangular box 20 is provided with video showing platform table top 3 and camera socket 2 and monitor 4, monitor 4 is packed up storehouse 5 with monitor and is connected, and is provided with chain of command 6 in the side of casing 20, and control panel 6 is provided with several input/output interfaces 7 and control switch and display lamp 8.
In Fig. 2, central control circuit 18 respectively with PC/TV change-over circuit 13, audio frequency and video power amplification circuit 14, monitor circuit 15, DVD audio frequency and video circuit 16 is connected with video display camera circuit 17, central control circuit 18 is connected with control switch and display lamp 8 on the control panel 6 again, PC/TV change-over circuit 13, audio frequency and video power amplification circuit 14, monitor circuit 15, DVD audio frequency and video circuit 16 is connected with input/output interface 7 on the control panel 6 respectively again, video display camera circuit 17 is connected with camera socket 2, camera socket 2 is pegged graft with camera 1, projector 9, special-purpose audio amplifier 10,11, PC 12 is connected with internal circuit by the input/output interface on the control panel 67 with special microphones 19.
Claims (1)
1. audio and video display device, it is characterized in that: the outside of rectangular box 20 is provided with video showing platform table top 3 and camera socket 2 and monitor 4, monitor 4 is packed up storehouse 5 with monitor and is connected, be provided with chain of command 6 in the side of casing 20, control panel 6 is provided with several input/output interfaces 7 and control switch and display lamp 8, central control circuit 18 respectively with PC/TV change-over circuit 13, audio frequency and video power amplification circuit 14, monitor circuit 15, DVD audio frequency and video circuit 16 is connected with video display camera circuit 17, central control circuit 18 is connected with control switch and display lamp 8 on the control panel 6 again, PC/TV change-over circuit 13, audio frequency and video power amplification circuit 14, monitor circuit 15, DVD audio frequency and video circuit 16 is connected with input/output interface 7 on the control panel 6 respectively again, video display camera circuit 17 is connected with camera socket 2, camera socket 2 is pegged graft with camera 1, projector 9, special-purpose audio amplifier 10,11, PC 12 is connected with internal circuit by the input/output interface on the control panel 67 with special microphones 19.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CNU2004201157420U CN2744085Y (en) | 2004-11-19 | 2004-11-19 | Audiovisual frequency player |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CNU2004201157420U CN2744085Y (en) | 2004-11-19 | 2004-11-19 | Audiovisual frequency player |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN2744085Y true CN2744085Y (en) | 2005-11-30 |
Family
ID=35634102
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CNU2004201157420U Expired - Fee Related CN2744085Y (en) | 2004-11-19 | 2004-11-19 | Audiovisual frequency player |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN2744085Y (en) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN101001477B (en) * | 2006-01-12 | 2011-05-18 | 深圳市卓翼科技股份有限公司 | Box type audio-video acoustic equipment |
| CN104683841A (en) * | 2015-03-16 | 2015-06-03 | 王静 | Miniature multifunctional recreation device |
-
2004
- 2004-11-19 CN CNU2004201157420U patent/CN2744085Y/en not_active Expired - Fee Related
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN101001477B (en) * | 2006-01-12 | 2011-05-18 | 深圳市卓翼科技股份有限公司 | Box type audio-video acoustic equipment |
| CN104683841A (en) * | 2015-03-16 | 2015-06-03 | 王静 | Miniature multifunctional recreation device |
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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 |