CN207053692U - A kind of interim Wireless amplification formula audio amplifier of simple teaching - Google Patents
A kind of interim Wireless amplification formula audio amplifier of simple teaching Download PDFInfo
- Publication number
- CN207053692U CN207053692U CN201720120708.XU CN201720120708U CN207053692U CN 207053692 U CN207053692 U CN 207053692U CN 201720120708 U CN201720120708 U CN 201720120708U CN 207053692 U CN207053692 U CN 207053692U
- Authority
- CN
- China
- Prior art keywords
- speaker body
- base
- sunshade
- wireless
- audio amplifier
- 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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Abstract
The utility model discloses a kind of interim Wireless amplification formula audio amplifier of simple teaching, including guide wheel, base, jockey pulley, level meter, support, sunshade, wireless receiving antenna, charge power supply, speaker body, data-interface end, LED, spring, wireless microphone and sucker, described base end face is provided with guide wheel, base end face sloped sidewall is provided with jockey pulley, base end face is provided with spring, base is provided with speaker body, speaker body side is provided with charge power supply, speaker body is provided with data-interface end, speaker body top is provided with wireless receiving antenna, speaker body is provided with volume adjusting button and frequency modulation button, base is provided with support, support is provided with sunshade, base is provided with LED, sunshade top is provided with handle, sunshade top is provided with wireless microphone, wireless microphone bottom surface is provided with sucker.The utility model facilitates interim aided education, simple in construction, easy to use, beneficial to popularization.
Description
Technical field
A kind of educational facilities are the utility model is related to, specifically a kind of interim Wireless amplification formula audio amplifier of simple teaching.
Background technology
Audio amplifier is the terminal of whole sound system, and its effect is that audio electric energy is converted into corresponding acoustic energy, and its spoke
Space is mapped to go.It is the extremely important part of sound system, because it is responsible for is transformed into acoustical signal confession electric signal
The ear of people directly listens to so mission critical, and the sense of hearing that it will be directly with people is come into contacts with, and the sense of hearing of people is very clever
Quick, and there is very strong resolving ability to the tone color of complex sound.Because human ear is exactly to evaluate to the subjective feeling of sound
The most important standard of one sound system sound quality quality, accordingly, it is believed that the performance height of audio amplifier is to a sound system
Playing quality be to play key effect.Audio amplifier can be usually used during existing education and instruction, some regional school sessions people
Number is more, it is necessary to which using audio amplifier carrys out aided education, or meeting is commonly used often.Existing teaching audio amplifier is typically mounted on wall,
When audio amplifier of imparting knowledge to students breaks down, it is difficult to overhauled in time, the progress of teaching can be influenceed.
Utility model content
The purpose of this utility model is to provide a kind of simple teaching interim Wireless amplification formula audio amplifier, to solve above-mentioned background
The problem of being proposed in technology.
To achieve the above object, the utility model provides following technical scheme：
A kind of interim Wireless amplification formula audio amplifier of simple teaching, including guide wheel, base, jockey pulley, level meter, support, sunshade,
Wireless receiving antenna, charge power supply, speaker body, data-interface end, LED, spring, wireless microphone and sucker, described bottom
Seat bottom surface is provided with guide wheel, and base end face sloped sidewall is provided with jockey pulley, and base end face is provided with spring, and base is provided with audio amplifier sheet
Body, speaker body side are provided with charge power supply, and speaker body is provided with data-interface end, and speaker body top is provided with wireless receiving
Antenna, speaker body are provided with volume adjusting button and frequency modulation button, and base is provided with support, and support is provided with sunshade, base
LED is provided with, sunshade top is provided with handle, and sunshade top is provided with wireless microphone, and wireless microphone bottom surface is provided with sucker.
As further program of the utility model：Described wireless receiving antenna is telescopic structure.
As the utility model further scheme：Described base end face is arranged to ship type.
Compared with prior art, the beneficial effects of the utility model are：The utility model guide wheel, jockey pulley facilitate device to move
Dynamic, time saving and energy saving, spring plays cushioning effect, reduces influence of the collision to device, improves service life, allow audio amplifier not
Used with classroom, reduce the output of cost, to connect the input and output of signal, charge power supply carries for speaker body at data-interface end
Power supply source, wireless receiving antenna improve the effect for receiving extraneous signal, and speaker body receives school by wireless receiving antenna
The English Listening Comprehension put and some other channels, sunshade avoid direct sunlight in classroom from causing component ageing, improve service life,
LED provides illumination at night or dark, is convenient for people to use, and volume adjusting knob just adjusts the sound of speaker body
Amount, frequency modulation button adjustment receives frequency, convenient operation and adjustment, teacher can be fixed with mobile wireless microphone by sucker
In other suitable positions, the progress of convenient teaching, facilitate interim aided education, it is simple in construction, it is easy to use, beneficial to popularization.
Brief description of the drawings
Fig. 1 is the structural representation of the interim Wireless amplification formula audio amplifier of simple teaching.
In figure：1st, guide wheel, 2, base, 3, jockey pulley, 4, level meter, 5, handle, 6, support, 7, sunshade, 8, wireless receiving
Antenna, 9, charge power supply, 10, speaker body, 11, data-interface end, 12, LED, 13, volume adjusting button, 14, frequency modulation button,
15th, spring, 16, wireless microphone, 17, sucker.
Embodiment
The technical scheme of this patent is described in more detail with reference to embodiment.
Referring to Fig. 1, a kind of interim Wireless amplification formula audio amplifier of simple teaching, including guide wheel 1, base 2, jockey pulley 3, level meter
4th, support 6, sunshade 7, wireless receiving antenna 8, charge power supply 9, speaker body 10, data-interface end 11, LED 12, spring
15th, wireless microphone 16 and sucker 17, the described bottom surface of base 2 are provided with guide wheel 1, and the bottom surface of base 2 is arranged to ship type, the bottom surface of base 2
Sloped sidewall is provided with jockey pulley 3, and the bottom surface of base 2 is provided with spring 15, and guide wheel 1, jockey pulley 3 facilitate device to move, time saving and energy saving, spring
15 play cushioning effect, reduce influence of the collision to device, and base 2 is provided with speaker body 10, and the side of speaker body 10 is provided with
Charge power supply 9, speaker body 10 are provided with data-interface end 11, and data-interface end 11 is the input and output of connection signal, is charged
Power supply 9 is that speaker body 10 provides power supply, and the top of speaker body 10 is provided with wireless receiving antenna 8, and wireless receiving antenna 8 is flexible
Formula structure, wireless receiving antenna 8 improve the effect for receiving extraneous signal, and speaker body 10 is received by wireless receiving antenna 8
The English Listening Comprehension and some other channels or micro-acoustic that school puts, speaker body 10 is provided with volume adjusting button 13 and frequency modulation is pressed
Button 14, the volume of the convenient regulation speaker body 10 of volume adjusting button 13, frequency modulation button 14 adjust receives frequency, convenient operation and
Adjustment, base 2 are provided with support 6, and support 6 is provided with sunshade 7, and sunshade 7 avoids direct sunlight in classroom from causing element old
Change, improve service life, base 2 is provided with LED 12, and LED 12 provides illumination at night or dark, is convenient for people to
Use, the top of sunshade 7 is provided with handle 5, and the top of sunshade 7 is provided with wireless microphone 16, and the bottom surface of wireless microphone 16 is provided with sucker
17, teacher can be fixed in other suitable positions, the progress of convenient teaching with mobile wireless microphone 16 by sucker 17.
Operation principle of the present utility model is：The utility model guide wheel, jockey pulley facilitate device to move, time saving and energy saving, spring
Cushioning effect is played, influence of the collision to device is reduced, improves service life, audio amplifier is used in different classrooms, reduce
The output of cost, to connect the input and output of signal, charge power supply provides power supply, wireless receiving for speaker body at data-interface end
Antenna improves the effect for receiving extraneous signal, and speaker body receives the English Listening Comprehension and one that school puts by wireless receiving antenna
Other a little channels, sunshade avoid direct sunlight in classroom from causing component ageing, improve service life, LED is in night or light
Illumination is provided when line is dark, is convenient for people to use, volume adjusting knob just adjusts the volume of speaker body, the adjustment of frequency modulation button
Receives frequency, convenient operation and adjustment, teacher can be fixed in other suitable positions with mobile wireless microphone by sucker,
The progress of convenient teaching.
The better embodiment of this patent is explained in detail above, but this patent is not limited to above-mentioned embodiment party
Formula, can also be on the premise of this patent objective not be departed from one skilled in the relevant art's possessed knowledge
Make a variety of changes.
Claims (3)
1. a kind of interim Wireless amplification formula audio amplifier of simple teaching, including guide wheel, base, jockey pulley, level meter, support, sunshade, nothing
Line reception antenna, charge power supply, speaker body, data-interface end, LED, spring, wireless microphone and sucker, it is characterised in that
Described base end face is provided with guide wheel, and base end face sloped sidewall is provided with jockey pulley, and base end face is provided with spring, and base is provided with
Speaker body, speaker body side are provided with charge power supply, and speaker body is provided with data-interface end, and speaker body top is provided with nothing
Line reception antenna, speaker body are provided with volume adjusting button and frequency modulation button, and base is provided with support, and support is provided with sunshade
Canopy, base are provided with LED, and sunshade top is provided with handle, and sunshade top is provided with wireless microphone, and wireless microphone bottom surface is set
There is sucker.
2. the interim Wireless amplification formula audio amplifier of simple teaching according to claim 1, it is characterised in that described wireless receiving
Antenna is telescopic structure.
3. the interim Wireless amplification formula audio amplifier of simple teaching according to claim 1, it is characterised in that described base end face
It is arranged to ship type.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201720120708.XU CN207053692U (en) | 2017-02-09 | 2017-02-09 | A kind of interim Wireless amplification formula audio amplifier of simple teaching |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201720120708.XU CN207053692U (en) | 2017-02-09 | 2017-02-09 | A kind of interim Wireless amplification formula audio amplifier of simple teaching |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN207053692U true CN207053692U (en) | 2018-02-27 |
Family
ID=61489541
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201720120708.XU Expired - Fee Related CN207053692U (en) | 2017-02-09 | 2017-02-09 | A kind of interim Wireless amplification formula audio amplifier of simple teaching |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN207053692U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN108966106A (en) * | 2018-07-18 | 2018-12-07 | 卢剑斌 | A kind of multi-functional public address set for teaching |
-
2017
- 2017-02-09 CN CN201720120708.XU patent/CN207053692U/en not_active Expired - Fee Related
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN108966106A (en) * | 2018-07-18 | 2018-12-07 | 卢剑斌 | A kind of multi-functional public address set for teaching |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| GR01 | Patent grant | ||
| GR01 | Patent grant | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20180227 Termination date: 20190209 |
|
| CF01 | Termination of patent right due to non-payment of annual fee |