CN202601000U - Video showing device of classes in school - Google Patents
Video showing device of classes in school Download PDFInfo
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- CN202601000U CN202601000U CN 201220269713 CN201220269713U CN202601000U CN 202601000 U CN202601000 U CN 202601000U CN 201220269713 CN201220269713 CN 201220269713 CN 201220269713 U CN201220269713 U CN 201220269713U CN 202601000 U CN202601000 U CN 202601000U
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Abstract
The utility model relates to the technical field of video showing devices, in particular to a video showing device of classes in a school. The video showing device of the classes in the school comprises a platform, and a video collecting device and a demonstration showing device which both can be arranged near the platform. An output terminal of the video collecting device is in electric connection with a first video input terminal of the demonstration showing device through a video collecting cable. The video collecting device comprises a camera head, a camera support, a control panel and a sliding rail which can be fixed near the platform, wherein the camera head is fixedly arranged on the camera support. The video showing device of the classes in the school has the advantages of being reasonable and compact in structure and convenient to use, and can adjust shooting positions and angles to collect videos by the control panel controlling the camera head arranged on the camera support and directly output video and audio signals to a light-emitting diode (LED) liquid crystal television or a host computer for processing or storage by a sound pickup device collecting audio. In addition, the video showing device of the classes in the school can transmit the video and audio signals to a network broadband, and has the advantages of being clear in image effect, low in cost, long in service life, simple and convenient, reliable and efficient.
Description
Technical field
The utility model relates to video display device technique field, is class of a kind of school video display device.
Background technology
Along with fast development of national economy; Country is also more and more to the input of education, and many schools bring into use video showing platform to carry out aided education, and present existing video showing platform in use; There is the shortcoming that price is higher, time-delay is long; When showing teacher's hands-on, the overall process that can not show teacher's hands-on in real time glibly, teacher's action has very serious conditions of streaking once fast institute images displayed; Almost what does not all see, and the color transition of showing stiff, do not have a fine and smooth level.In addition, also there is the problem of function singleness in existing video showing platform, can not use as the hard disk video camera, does not have the network direct broadcasting function, demand that can't the adapt teaching Informatization Development.
Summary of the invention
The utility model provides class of a kind of school video display device, has overcome the deficiency of above-mentioned prior art, and it can effectively solve, and the time-delay that has the video showing platform existence now is long, conditions of streaking is serious, the problem of function singleness.
The technical scheme of the utility model realizes through following measure: class of a kind of school video display device; Comprise the dais, can be installed near video acquisition device in dais and demonstration display device, the lead-out terminal of video acquisition device is electrically connected through first video input terminal of video acquisition cable with the demonstration display device.
Be to the further optimization of above-mentioned utility model technical scheme below or/and improve:
Above-mentioned video acquisition device can comprise camera, The Cloud Terrace, console panel and can be fixed near the slide rail in dais; Camera is fixedly mounted on the The Cloud Terrace; The lead-out terminal of camera is electrically connected through first video input terminal of video acquisition cable with the demonstration display device; The Cloud Terrace is installed on the slide rail and can moves along slide rail; Console panel is placed on the dais, and the drive terminal of The Cloud Terrace is electrically connected through cable and console panel.
Main frame can be equipped with in the inside at above-mentioned dais; The inside of main frame is equipped with video frequency collection card; The collection frequency divider is installed on the video acquisition cable; The input interface of the output terminal of video acquisition cable and collection frequency divider is electrically connected, and first output interface of gathering frequency divider is electrically connected through first video input terminal of cable with the demonstration display device, and second output interface of collection frequency divider is electrically connected through the input terminal of cable and video frequency collection card.
On the above-mentioned demonstration display device second video input terminal can be arranged, the video output terminal of main frame is electrically connected through second video input terminal of video output cable cable with the demonstration display device.
On the above-mentioned dais monitoring display device can be installed; The demonstration frequency divider is installed on the video output cable cable; The output terminal of video output cable cable is electrically connected with the input interface that shows frequency divider; First output interface that shows frequency divider is electrically connected through second video input terminal of cable with the demonstration display device, and second output interface of demonstration frequency divider is electrically connected through the input terminal of cable and monitoring display device.
Demonstration audio input end can be arranged on the above-mentioned demonstration display device; Be fixed with audio collecting device on the dais; Audio collecting device is electrically connected through the audio input interface of cable and main frame, and the audio output interface of main frame is electrically connected through demonstration audio input end of cable with the demonstration display device.
On the aforementioned calculation machine host network output unit can be installed, the network output unit comprises network interface card and optical fiber.
Above-mentioned demonstration display device can be the LED LCD TV, and the monitoring display device can be the LCD LCD, and audio collecting device can be acoustic pickup.
The utility model reasonable and compact in structure; Easy to use; It gathers video through camera adjustment camera site and camera angle on the console panel control The Cloud Terrace, through the acoustic pickup audio frequency acquiring, video-audio signal is directly exported to LED LCD TV or processing of input main frame or storage; Can also transfer to network broadband, have that image effect is clear, cost is low, a long service life, easy, reliable, characteristics of high efficiency.
Description of drawings
Accompanying drawing 1 is the composition and the principle schematic of the utility model most preferred embodiment.
Coding in the accompanying drawing is respectively: 1 is the dais, and 2 are the demonstration display device, and 3 is the video acquisition cable, and 4 is first video input terminal, and 5 is camera; 6 is The Cloud Terrace, and 7 is console panel, and 8 is slide rail, and 9 is main frame; 10 is video frequency collection card, and 11 for gathering frequency divider, and 12 is second video input terminal, and 13 is the video output cable cable; 14 are the monitoring display device, and 15 for showing frequency divider, and 16 are demonstration audio input end, and 17 is audio collecting device.
Embodiment
The utility model does not receive the restriction of following embodiment, can confirm concrete embodiment according to the technical scheme and the actual conditions of the utility model.
In the utility model; For the ease of describing; The description of the relative position relation of each parts all is to describe according to the Butut mode of Figure of description, as: the position relation of forward and backward, upper and lower, left and right etc. is what to confirm according to the Butut direction of Figure of description.
Below in conjunction with embodiment and accompanying drawing the utility model is further described:
Shown in accompanying drawing 1; This class of school video display device comprises dais 1, can be installed in video acquisition device and demonstration display device 2 near the dais 1, and the lead-out terminal of video acquisition device is electrically connected through first video input terminal 4 of video acquisition cable 3 with demonstration display device 2.
Can according to actual needs class of above-mentioned school video display device be done further to optimize or/and improve:
Shown in accompanying drawing 1, video acquisition device comprises camera 5, The Cloud Terrace 6, console panel 7 and can be fixed near the slide rail 8 the dais 1; Camera 5 is fixedly mounted on the The Cloud Terrace 6; The lead-out terminal of camera 5 is electrically connected through first video input terminal 4 of video acquisition cable 3 with demonstration display device 2; The Cloud Terrace 6 is installed on the slide rail 8 and can moves along slide rail 8; Console panel 7 is placed on the dais 1, and the drive terminal of The Cloud Terrace 6 is electrically connected through cable and console panel 7.Camera 5 is preferably selected the camera 5 of monitoring level for use, its technology maturation, outstanding, the suitable long-time start work of color rendition; The Cloud Terrace 6 is existing known technology with console panel 7, and The Cloud Terrace 6 is preferably the The Cloud Terrace 6 of monitoring level, can rotate no dead angle by 360 degree; Console panel 7 is preferably the console panel 7 that has operating grip, not only advantages of small volume but also use convenient; Slide rail 8 is preferably and can pulls the formula track, is fixed on the ceiling of 1 top, dais, to adapt to the video record of each angle in the classroom.
Shown in accompanying drawing 1; Main frame 9 is equipped with in the inside at dais 1; The inside of main frame 9 is equipped with video frequency collection card 10; Be equipped with on the video acquisition cable 3 and gather frequency divider 11; The input interface of the output terminal of video acquisition cable 3 and collection frequency divider 11 is electrically connected, and first output interface of gathering frequency divider 11 is electrically connected through first video input terminal 4 of cable with demonstration display device 2, and second output interface of collection frequency divider 11 is electrically connected through the input terminal of cable and video frequency collection card 10.Video frequency collection card 10 is preferably selected the video frequency collection card 10 that can gather multiple resolution video for use, and its output format can convert market popular various video form and stream media format into, to be fit to various network environment purposes.
Shown in accompanying drawing 1, on the demonstration display device 2 second video input terminal 12 is arranged, the video output terminal of main frame 9 is electrically connected through second video input terminal 12 of video output cable cable 13 with demonstration display device 2.
Shown in accompanying drawing 1; Monitoring display device 14 is installed on the dais 1; Be equipped with on the video output cable cable 13 and show frequency divider 15; The input interface of the output terminal of video output cable cable 13 and demonstration frequency divider 15 is electrically connected, and shows that first output interface of frequency divider 15 is electrically connected through second video input terminal 12 of cable with demonstration display device 2, and second output interface of demonstration frequency divider 15 is electrically connected through the input terminal of cable and monitoring display device 14.
Shown in accompanying drawing 1; Demonstration audio input end 16 is arranged on the demonstration display device 2; Be fixed with audio collecting device 17 on the dais 1; Audio collecting device 17 is electrically connected through the audio input interface of cable and main frame 9, and the audio output interface of main frame 9 is electrically connected through demonstration audio input end 16 of cable with demonstration display device 2.
Shown in accompanying drawing 1, the network output unit is installed on the main frame 9, the network output unit comprises network interface card and optical fiber.Network interface card is preferably 1,000 million Onboard NICs, and with the core switch cascade of existing gigabit to desktop and campus network, the outlet of external 50,000,000 optical fiber internets is the network direct broadcasting establish a firm foundation.Integrate through merging existing equipment and facility, make software and hardware resources and education teaching system; Let and possess in each class of school and the extraneous hardware environment that carries out the information communication of different levels, information-based resource acquisition and utilization, end message demonstration; Realize effectively integrating of infotech and subject daily teaching; Promote the change of teachers ' teaching mode and student's mode of learning, finally promote students'development.
Shown in accompanying drawing 1, demonstration display device 2 is the LED LCD TV, and monitoring display device 11 is the LCD LCD, and audio collecting device 17 is an acoustic pickup.Existing picture output device has projection and electronic whiteboard, CRT TV, rear-projection TV and LED LCD TV; Wherein the bulb service life of projection and electronic whiteboard is shorter; Use cost is higher, changes bulb and needs more than 2000 yuan, and it is aging to change behind three bulbs LCD or the DLP liquid crystal board because of inside; The non-constant of display effect, nearly 8 yuan of the use cost of an average class; The CRT TV exists that self is too heavy, volume is too fat to move, hang dangerous, outside digital signal converts after the simulating signal shortcomings such as display effect is undesirable into; There is the shortcoming that own vol is big, visible angle is little, brightness is lower in rear-projection TV, and the student of both sides almost can't see, and in the brighter classroom of illumination, does not almost see; The LED LCD TV has advantages such as long service life, visibility are big, the lumen degree is high, fine and smooth, the color territory of color transition is wide, technology maturation, cost performance height, processing ease left-hand seat; And; The LED LCD TV preferably selects for use 65 cun 3D to touch the LED LCD TV, so that be sitting in the picture that also can see displaying than the student of distant positions clearly; Utilize the supporting LCD LCD of active computer, can accomplish the function of monitoring display well; Utilize existing micropkonic acoustic pickup, can accomplish the function of audio collection well.
Above technical characterictic has constituted the most preferred embodiment of the utility model, and it has stronger adaptability and best implementation result, can increase and decrease non-essential technical characterictic according to actual needs, satisfies the demand of different situations.
The use of the utility model most preferred embodiment: realize material object display platform function: at first first video input terminal 4 of camera 5 with demonstration display device 2 connected through video acquisition cable 3; Then control console panel 7; Through slide rail 8 camera 5 is moved to suitable position, adjust the angle of camera 5 through The Cloud Terrace 6, just can smooth in real time overall process of showing teacher's hands-on; The process of writeing new words like the Language Teacher; Mathematics teacher's process of going over examination papers, correct mistakes in face of the student, English Instructor's specification writing of how teaching students, the process that the art teacher teaches students paper folding, mould plasticine etc.; In addition, connect the audio input interface of audio collecting device 17 and main frame 9, connect the audio output interface of main frame 9 and demonstration audio input end 16 of demonstration display device 2 through cable, can realize the synchronous output of audio frequency through cable.
Realize the DVR function: the teacher is in order to improve self competence in education and teaching; Through recording the overall process of oneself giving a lesson, deliberate repeatedly or the reservation data, so that improve teaching and research ability; At first the video frequency collection card 10 of camera 5 with main frame 9 connected through video acquisition cable 3 and collection frequency divider 11; Through cable main frame 9 and monitoring display device 14 are connected,, camera 5 is moved to suitable position through slide rail 8 through controlling console panel 7; Adjust the angle of camera 5 through The Cloud Terrace 6; The video that camera 5 is taken is transferred to video frequency collection card 10 through cable and collection frequency divider 11, finally is stored in the hard disk of main frame 9, uses as the hard disk video camera.
Realize the network direct broadcasting function: at first the video frequency collection card 10 of camera 5 with main frame 9 connected through video acquisition cable 3 and collection frequency divider 11; The audio input interface that connects audio collecting device 17 and main frame 9 through cable; The switch that is connected campus network through the network interface card of main frame 9 with optical fiber; During the head of a family, student are inconvenient to come the school; The head of a family and student can pass through internet viewing teachers' instruction content, as the real-time lecture contents of teacher, class's network opening hold within the class period, the online parents' meeting content of school organization and various public welfare lecture content of school organization etc.Through class network opening class, can all classes in this class one day or longer time be comprised courses such as indoor class, outdoor class, professional classroom, the authentication direct viewing on the internet that the head of a family provides through school; Can issue mental health lecture, home education lecture, the study that plays the harmonica, how finish writing lecture such as fountain pen word through the public welfare lecture, and the head of a family or student through school's network platform can be implemented in the live process with the person's of giving lessons literal, voice, video on mutual.
Claims (10)
1. class of school video display device; It is characterized in that comprising the dais, can be installed near video acquisition device in dais and demonstration display device, the lead-out terminal of video acquisition device is electrically connected through first video input terminal of video acquisition cable with the demonstration display device.
2. class of school according to claim 1 video display device is characterized in that video acquisition device comprises camera, The Cloud Terrace, console panel and can be fixed near the slide rail in dais; Camera is fixedly mounted on the The Cloud Terrace; The lead-out terminal of camera is electrically connected through first video input terminal of video acquisition cable with the demonstration display device; The Cloud Terrace is installed on the slide rail and can moves along slide rail; Console panel is placed on the dais, and the drive terminal of The Cloud Terrace is electrically connected through cable and console panel.
3. class of school according to claim 1 and 2 video display device; Main frame is equipped with in the inside that it is characterized in that the dais; The inside of main frame is equipped with video frequency collection card; The collection frequency divider is installed on the video acquisition cable; The input interface of the output terminal of video acquisition cable and collection frequency divider is electrically connected, and first output interface of gathering frequency divider is electrically connected through first video input terminal of cable with the demonstration display device, and second output interface of collection frequency divider is electrically connected through the input terminal of cable and video frequency collection card.
4. class of school according to claim 3 video display device; It is characterized in that demonstrating second video input terminal is arranged on the display device, the video output terminal of main frame is electrically connected through second video input terminal of video output cable cable with the demonstration display device.
5. class of school according to claim 4 video display device; It is characterized in that being equipped with on the dais monitoring display device; The demonstration frequency divider is installed on the video output cable cable; The output terminal of video output cable cable is electrically connected with the input interface that shows frequency divider; First output interface that shows frequency divider is electrically connected through second video input terminal of cable with the demonstration display device, and second output interface of demonstration frequency divider is electrically connected through the input terminal of cable and monitoring display device.
6. class of school according to claim 3 video display device; It is characterized in that demonstrating demonstration audio input end is arranged on the display device; Be fixed with audio collecting device on the dais; Audio collecting device is electrically connected through the audio input interface of cable and main frame, and the audio output interface of main frame is electrically connected through demonstration audio input end of cable with the demonstration display device.
7. class of school according to claim 5 video display device; It is characterized in that demonstrating demonstration audio input end is arranged on the display device; Be fixed with audio collecting device on the dais; Audio collecting device is electrically connected through the audio input interface of cable and main frame, and the audio output interface of main frame is electrically connected through demonstration audio input end of cable with the demonstration display device.
8. class of school according to claim 3 video display device is characterized in that being equipped with on the main frame network output unit, and the network output unit comprises network interface card and optical fiber.
9. class of school according to claim 7 video display device is characterized in that being equipped with on the main frame network output unit, and the network output unit comprises network interface card and optical fiber.
10. class of school according to claim 9 video display device, it is characterized in that demonstrating display device is the LED LCD TV, and the monitoring display device is the LCD LCD, and audio collecting device is an acoustic pickup.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN 201220269713 CN202601000U (en) | 2012-06-08 | 2012-06-08 | Video showing device of classes in school |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN 201220269713 CN202601000U (en) | 2012-06-08 | 2012-06-08 | Video showing device of classes in school |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN202601000U true CN202601000U (en) | 2012-12-12 |
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN 201220269713 Expired - Fee Related CN202601000U (en) | 2012-06-08 | 2012-06-08 | Video showing device of classes in school |
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| CN (1) | CN202601000U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN103475887A (en) * | 2013-07-12 | 2013-12-25 | 黑龙江科技大学 | Image synchronization method and device in camera visual system |
-
2012
- 2012-06-08 CN CN 201220269713 patent/CN202601000U/en not_active Expired - Fee Related
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN103475887A (en) * | 2013-07-12 | 2013-12-25 | 黑龙江科技大学 | Image synchronization method and device in camera visual system |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| C17 | Cessation of patent right | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20121212 Termination date: 20130608 |