CN215182512U - Infrared wireless sound amplification system for modern teaching - Google Patents
Infrared wireless sound amplification system for modern teaching Download PDFInfo
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- CN215182512U CN215182512U CN202121528741.9U CN202121528741U CN215182512U CN 215182512 U CN215182512 U CN 215182512U CN 202121528741 U CN202121528741 U CN 202121528741U CN 215182512 U CN215182512 U CN 215182512U
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Abstract
The utility model relates to a teaching equipment technical field provides an infrared wireless sound amplification system of modernization teaching, including infrared wireless receiver, infrared ray sensor and infrared ray microphone, wherein, infrared wireless receiver, infrared ray sensor and infrared ray microphone all carry out audio transmission through infrared light, the utility model discloses an adopt infrared light to carry out audio transmission, guarantee that the transmission audio signal transmission of frequently is stable, solve classroom sound amplification difficult problem, can gather classroom audio and video information through tracking camera, through inserting the recorded broadcast system host computer after class, can broadcast the classroom audio and video information of the complete collection of tracking camera, not only be convenient for know classroom teaching effect, can leak the mending moreover, know student's learning condition, effectively promote teaching quality.
Description
Technical Field
The utility model relates to a teaching equipment technical field especially relates to an infrared wireless sound amplification system of modernization teaching.
Background
Currently, multimedia teaching is widely applied to various education institutions and teaching places, and when the multimedia teaching is used, a microphone and a sound box are adopted for enabling students to obtain a clear listening and speaking effect and facilitating teachers to give lessons;
at present, the most widely applied sound amplifying systems in teaching are mainly wearable small-sized sound expanders and handheld microphone sound amplifying systems, and the wearable small-sized sound expanders can not influence the normal teaching behavior of teachers, but have the problems of low volume, poor sound quality, uneven sound field and the like, so that the teaching quality is influenced; the handheld microphone type sound amplification system mainly comprises a microphone, a power amplifier and a loudspeaker, but the single microphone is matched with the single loudspeaker, the loudspeaker is placed on a platform, the sound emitted by the loudspeaker is small and close to large, the sound is gradually weakened, so that a sound field is not uniform, the sound is easy to carry out crosstalk in an adjacent room, the sound is emitted to influence the normal teaching of other classrooms, and the factors can further influence the teaching quality, so that the problem that the currently widely applied teaching sound amplification system is poor in reliability and practicability is solved;
in addition, the existing teaching sound amplification system only provides the sound amplification function, has a single composition structure and is not beneficial to constructing an intelligent classroom;
therefore, a set of teaching assistance systems needs to be configured in a classroom.
SUMMERY OF THE UTILITY MODEL
The utility model aims at solving the problems existing in the background technology, and provides an infrared wireless sound amplification system for modern teaching.
In order to achieve the above purpose, the utility model adopts the following technical scheme:
the utility model provides an infrared wireless sound amplification system of modern teaching, includes infrared wireless receiver, infrared ray sensor and infrared ray microphone, wherein, infrared wireless receiver, infrared ray sensor and infrared ray microphone all carry out audio transmission through infrared light.
Preferably, the infrared wireless receiver is in signal connection with the infrared sensor through a special network tee joint, and the special network tee joint is an RJ45 network port.
Preferably, the infrared wireless receiver main body comprises an infrared wireless sound amplification all-in-one machine, wherein a camera shooting tracking host, a tracking camera and a recording and broadcasting system host can be optionally configured.
Preferably, the infrared wireless sound amplification all-in-one machine comprises an infrared sound device and a plurality of groups of input and output interfaces, wherein the input and output interfaces comprise an audio output interface, a wired microphone input interface, an unbalanced audio input interface and a public broadcasting priority input interface, and the infrared sound device can perform audio sound amplification on an infrared microphone.
Preferably, the infrared wireless receiver is arranged in a pentagonal prism shape.
Has the advantages that:
the utility model can lead the teacher to have a free and comfortable feeling without hurting the voice in the classroom, lead the students to be able to hear clearly and brightly without hearing loss in any corner, effectively care for the health of teachers and students, improve the learning efficiency and solve the difficult problem of classroom sound reinforcement;
can gather classroom audio and video information through tracking camera, combine to make a video recording and track the host computer, easily realize video location, through the access recorded broadcast system host computer after class, can broadcast the classroom audio and video information that the tracking camera is complete to be gathered, not only be convenient for know classroom teaching effect, can check for leaks and fill in the gaps moreover, know student's learning condition, effectively promote the teaching quality.
Drawings
FIG. 1 is a schematic view of the overall structure of the present invention;
fig. 2 is a schematic structural view of the mid-infrared wireless sound amplification system of the present invention;
fig. 3 is a schematic structural view of the mid-infrared wireless sound reinforcement all-in-one machine of the utility model;
fig. 4 is the structure diagram of the middle infrared wireless receiver of the present invention.
Illustration of the drawings: 1-an infrared wireless receiver; 2-an infrared sensor; 3-infrared ray microphone.
Detailed Description
Referring to fig. 1-4, an infrared wireless sound amplification system for modern teaching comprises an infrared wireless receiver 1, an infrared sensor 2 and an infrared microphone 3, wherein the infrared wireless receiver 1, the infrared sensor 2 and the infrared microphone 3 all perform audio transmission through infrared light.
In this embodiment, the infrared wireless receiver 1 is in signal connection with the infrared sensor 2 through a dedicated network tee joint, and the dedicated network tee joint is an RJ45 network port.
With reference to the first aspect, this embodiment provides a first possible implementation manner of the first aspect, where the method further includes: install near the podium with infrared wireless receiver 1, install 2 evenly distributed of infrared ray sensor in the classroom, after the user is connected infrared wireless receiver 1 with infrared ray sensor 2 through private network tee bend, infrared wireless receiver 1 carries out audio transmission through the infrared light that infrared ray sensor 2 received, the infrared light that adopts 850m carries out audio transmission, because of the physical characteristics of infrared light, under the service environment of high density, possess the incomparable advantage of other wireless audio technology, infrared light through single infrared ray sensor 2 receipt carries out audio transmission, stop the cluster frequency, guarantee that audio signal transmission is stable, be fit for grouping the teaching.
With reference to the first aspect, this embodiment provides a second possible implementation manner of the first aspect, where the method further includes: the infrared wireless receiver 1 can simultaneously carry out audio transmission with a plurality of infrared microphones 3, realizes simple and simultaneous use of a plurality of microphones, does not conflict or howl, stops crosstalk frequency, ensures stable audio signal transmission and is suitable for grouping teaching;
when teaching is used, a plurality of infrared microphones 3 carry out audio transmission, the voice of a teacher is always on line, and students can also freely speak.
In this embodiment, the infrared wireless receiver 1 includes an infrared wireless sound amplifier, in which a camera tracking host, a tracking camera, and a recording and broadcasting system host are optionally provided.
With reference to the first aspect, this embodiment provides a first possible implementation manner of the first aspect, where the method further includes: the classroom audio and video information is completely collected through the tracking camera, and video positioning is easily realized by combining the camera shooting tracking host.
With reference to the first aspect, this embodiment provides a second possible implementation manner of the first aspect, where the method further includes: the recording and broadcasting system host is accessed, classroom audio and video information which is completely collected by the tracking camera can be played, classroom teaching effects can be conveniently known, missing and filling can be checked, and teaching quality is effectively improved.
In this embodiment, the infrared wireless sound reinforcement all-in-one machine includes infrared sound and multiunit input/output interface, and wherein, input/output interface includes audio output interface, wired microphone input interface, unbalanced audio input interface and the prior input interface of public broadcast, and infrared sound can carry out the audio frequency sound reinforcement to infrared microphone 3.
With reference to the first aspect, this embodiment provides a first possible implementation manner of the first aspect, where the method further includes: abundant input and output interfaces can meet various application requirements of schools.
With reference to the first aspect, this embodiment provides a second possible implementation manner of the first aspect, where the method further includes that the set of infrared wireless sound reinforcement all-in-one machines can be equipped with four sets of infrared sound devices at most, and the power of the infrared sound devices is 4x60W (8Q), which can meet the requirement of sound reinforcement in a classroom within 200m 2.
In this embodiment, the infrared wireless receiver 1 is in a pentagonal prism shape, and is arranged at multiple angles, so that infrared rays can be received more comprehensively.
The working principle is as follows:
when in use, the infrared wireless receiver 1 is arranged near a platform, the infrared sensors 2 are uniformly distributed and arranged in a classroom, after a user connects the infrared wireless receiver 1 with the infrared sensors 2 through a special network tee joint, the infrared wireless receiver 1 carries out audio transmission through infrared light received by the infrared sensors 2, and audio transmission is carried out through infrared light of 850m, because of the physical characteristics of the infrared light, under a high-density use environment, the infrared wireless receiver has incomparable advantages of other wireless audio technologies, carries out audio transmission through infrared light received by a single infrared sensor 2, avoids cross frequency, ensures stable audio signal transmission, is suitable for grouping teaching, and when in teaching use, the infrared wireless receiver 1 can simultaneously carry out audio transmission with a plurality of infrared microphones 3, realizes simple use of a plurality of phones simultaneously, and is free of conflict, the voice-over-voice teaching instrument has the advantages that howling is avoided, cross-frequency is avoided, stable audio signal transmission is guaranteed, the voice-over-voice teaching instrument is suitable for group teaching, audio transmission is carried out by the infrared microphones 3, teachers can carry out lecture teaching voice online forever through the infrared microphones 3, students can also freely speak through the infrared microphones 3, and the infrared sound box can carry out audio sound amplification on the infrared microphones 3;
the tracking camera is installed at the upper end of a classroom, classroom audio and video information is completely collected through the tracking camera, the video positioning is easily realized by combining the camera shooting tracking host, the recording and broadcasting system host is accessed, classroom audio and video information completely collected by the tracking camera can be played, the classroom teaching effect can be conveniently known, omission can be found, and the teaching quality is effectively improved.
Claims (5)
1. The utility model provides an infrared wireless public address system of modern teaching, includes infrared wireless receiver (1), infrared ray sensor (2) and infrared ray microphone (3), wherein, infrared wireless receiver (1), infrared ray sensor (2) and infrared ray microphone (3) all carry out audio transmission through infrared light.
2. The infrared wireless sound amplification system for modern teaching of claim 1, wherein: the infrared wireless receiver (1) is in signal connection with the infrared sensor (2) through a special network tee joint, and the special network tee joint is an RJ45 net port.
3. The infrared wireless sound amplification system for modern teaching of claim 1, wherein: the infrared wireless receiver (1) main body comprises an infrared wireless sound amplification all-in-one machine, wherein a camera shooting tracking host, a tracking camera and a recording and broadcasting system host can be optionally matched.
4. The infrared wireless sound amplification system for modern teaching of claim 3, wherein: the infrared wireless sound amplification all-in-one machine comprises an infrared sound box and a plurality of groups of input and output interfaces, wherein the input and output interfaces comprise an audio output interface, a wired microphone input interface, an unbalanced audio input interface and a public broadcasting priority input interface, and the infrared sound box can perform audio sound amplification on an infrared microphone (3).
5. The infrared wireless sound amplification system for modern teaching of claim 1, wherein: the infrared wireless receiver (1) is arranged in a pentagonal prism shape.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202121528741.9U CN215182512U (en) | 2021-07-07 | 2021-07-07 | Infrared wireless sound amplification system for modern teaching |
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| Application Number | Priority Date | Filing Date | Title |
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| CN202121528741.9U CN215182512U (en) | 2021-07-07 | 2021-07-07 | Infrared wireless sound amplification system for modern teaching |
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| CN215182512U true CN215182512U (en) | 2021-12-14 |
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Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN116567483A (en) * | 2023-04-18 | 2023-08-08 | 北京万讯博通科技发展有限公司 | Intelligent management method and system for infrared wireless teaching sound expansion |
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2021
- 2021-07-07 CN CN202121528741.9U patent/CN215182512U/en active Active
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN116567483A (en) * | 2023-04-18 | 2023-08-08 | 北京万讯博通科技发展有限公司 | Intelligent management method and system for infrared wireless teaching sound expansion |
| CN116567483B (en) * | 2023-04-18 | 2024-02-09 | 北京万讯博通科技发展有限公司 | Intelligent management method and system for infrared wireless teaching sound expansion |
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