CN203706462U - English phonetics practicing device - Google Patents
English phonetics practicing device Download PDFInfo
- Publication number
- CN203706462U CN203706462U CN201420017955.3U CN201420017955U CN203706462U CN 203706462 U CN203706462 U CN 203706462U CN 201420017955 U CN201420017955 U CN 201420017955U CN 203706462 U CN203706462 U CN 203706462U
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- microphone
- audio frequency
- earphone
- pair
- housing
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Abstract
The utility model discloses an English phonetics practicing device. The English phonetics practicing device includes earphones, wires, a microphone, a sound concentration board, earplugs, sound insulation layers, silencing films and a control assembly; the earphones are connected with the microphones through the wires; the earplugs are arranged on the earphones; the sound insulation layers wrap the earplugs; the sound concentration board sleeves the microphone; an echo-prevention film is arranged inside the sound concentration board; the microphone is connected with the control assembly; the control assembly comprises a shell, a USB interface, an SD card slot, a loudspeaker, a plurality of buttons and an audio protection circuit; the audio protection circuit is arranged in the shell and comprises a low-pass filter, an operational amplifier and an audio comparison processing chip; the microphone is connected with the operational amplifier through the low-pass filter; the operational amplifier is connected with the audio comparison processing chip; and the audio comparison processing chip is connected with the earphones and the loudspeaker. The English phonetics practicing device of the utility model can help students to learn English. With the English phonetics practicing device adopted, input audios and output audios are not affected by external noises, and the practice of spoken English phonetics can be assisted.
Description
Technical field
The utility model relates to a kind of teaching auxiliary device, relates in particular to a kind of English Phonetics exercise apparatus.
Background technology
English is international language, and in order to work, social aspect etc. can be more smooth, children study English from little just beginning.The pronunciation of English is different from Chinese, and the people of different regions may have the aphasis on some accuracy in pitch, in the process that causes linking up, occurs variety of problems.
Utility model content
The purpose of this utility model: a kind of English Phonetics exercise apparatus is provided, can assists Students ' Learning and teacher's teaching, significantly improve the results of learning of English Phonetics.
To achieve these goals, the technical solution of the utility model is:
A kind of English Phonetics exercise apparatus, comprise a pair of earphone, wire, microphone, poly-sound plate, a pair of enter earplug, pugging, noise reduction film and Control Component, described a pair of earphone is spherical shape, described a pair of earphone is connected with described microphone by described wire respectively, described a pair of enter earplug corresponding being arranged on described a pair of earphone respectively, described pugging is coated on the outside surface of described earphone, and described noise reduction film is coated on the described outside surface that enters earplug, described poly-sound sleeve-board is on described microphone, and described poly-sound plate is funnel-form, and the inwall of described poly-sound plate is provided with anti-echo film, described microphone is connected with described Control Component by described wire, and described Control Component comprises housing, USB interface, SD draw-in groove, loudspeaker, multiple button and audio frequency holding circuit, described USB interface, SD draw-in groove, loudspeaker and multiple button is embedded in respectively on described housing, and described multiple buttons comprise beginning key, stop key and repeat key, described audio frequency holding circuit is arranged in described housing, described audio frequency holding circuit comprises low-pass filter, operational amplifier and audio frequency contrast process chip, the output terminal of described microphone is connected with the input end of described low-pass filter, the output terminal of described low-pass filter is connected with the input end of described operational amplifier, the output terminal of described operational amplifier is connected with the input end of described audio frequency contrast process chip, the output terminal of described audio frequency contrast process chip is connected with described earphone and loudspeaker respectively, described audio frequency contrast process chip is single-chip microcomputer.
Above-mentioned English Phonetics exercise apparatus, wherein, a lateral wall of described housing is provided with bobbin winoler, and described bobbin winoler is herring-bone form.
Above-mentioned English Phonetics exercise apparatus, wherein, another outer wall of described housing is provided with clip, and described clip is flexibly connected with described housing.
Above-mentioned English Phonetics exercise apparatus, wherein, the bottom of described housing is provided with multiple suckers, and described sucker is flexibly connected with described housing.
The utility model can help Students ' Learning English, and input audio frequency and output audio are not affected by ambient noise, contribute to take exercise Oral English Practice voice, easy to carry and use, simple in structure.
Brief description of the drawings
Fig. 1 is the structural representation of the utility model English Phonetics exercise apparatus.
Fig. 2 is the connection layout of the utility model English Phonetics exercise apparatus.
Embodiment
Further illustrate embodiment of the present utility model below in conjunction with accompanying drawing.
Refer to shown in accompanying drawing 1 and accompanying drawing 2, a kind of English Phonetics exercise apparatus, comprise a pair of earphone 1, wire 2, microphone 3, poly-sound plate 4, a pair of enter earplug 5, pugging 6, noise reduction film 7 and Control Component, described a pair of earphone 1 is spherical shape, can improve the audio of output audio, described a pair of earphone 1 is connected with described microphone 3 by described wire 2 respectively, described a pair of enter earplug 5 corresponding being arranged on described a pair of earphone 1 respectively, described pugging 6 is coated on the outside surface of described earphone 1, described noise reduction film 7 is coated on the described outside surface that enters earplug 5, can prevent greatly the interference of ambient noise to the audio frequency of playing in earphone, described poly-sound plate 4 is enclosed within on described microphone 3, and described poly-sound plate 4 is funnel-form, and the inwall of described poly-sound plate 4 is provided with anti-echo film 41, can make the sound import of microphone 3 truer, reduces noise, described microphone 3 is connected with described Control Component by described wire 2, and described Control Component comprises housing 8, USB interface 9, SD draw-in groove 10, loudspeaker 11, multiple button 12 and audio frequency holding circuit, described USB interface 9, SD draw-in groove 10, loudspeaker 11 and multiple button 12 is embedded in respectively on described housing 8, and described multiple buttons 12 comprise function keys such as starting key, stop key, repeat key, for playing various English recording, described audio frequency holding circuit is arranged in described housing 8, described audio frequency holding circuit comprises low-pass filter 13, operational amplifier 14 and audio frequency contrast process chip 15, the output terminal of described microphone 3 is connected with the input end of described low-pass filter 13, voice signal is carried out to filtering and noise reduction, the output terminal of described low-pass filter 13 is connected with the input end of described operational amplifier 14, the output terminal of described operational amplifier 14 is connected with the input end of described audio frequency contrast process chip 15, the output terminal of described audio frequency contrast process chip 15 is connected with described earphone 1 and loudspeaker 11 respectively, described audio frequency contrast process chip 15 can adopt single-chip microcomputer, sound import and original audio are contrasted, can be quick, effectively find the problem place of voice, contribute to practise English voice.
One lateral wall of described housing 8 is provided with bobbin winoler 16, and described bobbin winoler 16 is herring-bone form, can receive and protect connecting line.
Another lateral wall of described housing 8 is provided with clip 17, and described clip 17 is flexibly connected with described housing 1, detachable, for being clipped in clothes or wrapping, is easy to carry.
The bottom of described housing 8 is provided with multiple suckers 18, and described sucker 18 is flexibly connected with described housing 8, detachable, for absorption on the table, easy to use.
In sum, the utility model can help Students ' Learning English, and input audio frequency and output audio are not affected by ambient noise, contribute to take exercise Oral English Practice voice, easy to carry and use, simple in structure.
Claims (4)
1. an English Phonetics exercise apparatus, is characterized in that: comprise a pair of earphone, wire, microphone, poly-sound plate, a pair of enter earplug, pugging, noise reduction film and Control Component, described a pair of earphone is spherical shape, described a pair of earphone is connected with described microphone by described wire respectively, described a pair of enter earplug corresponding being arranged on described a pair of earphone respectively, described pugging is coated on the outside surface of described earphone, and described noise reduction film is coated on the described outside surface that enters earplug, described poly-sound sleeve-board is on described microphone, and described poly-sound plate is funnel-form, and the inwall of described poly-sound plate is provided with anti-echo film, described microphone is connected with described Control Component by described wire, and described Control Component comprises housing, USB interface, SD draw-in groove, loudspeaker, multiple button and audio frequency holding circuit, described USB interface, SD draw-in groove, loudspeaker and multiple button is embedded in respectively on described housing, and described multiple buttons comprise beginning key, stop key and repeat key, described audio frequency holding circuit is arranged in described housing, described audio frequency holding circuit comprises low-pass filter, operational amplifier and audio frequency contrast process chip, the output terminal of described microphone is connected with the input end of described low-pass filter, the output terminal of described low-pass filter is connected with the input end of described operational amplifier, the output terminal of described operational amplifier is connected with the input end of described audio frequency contrast process chip, the output terminal of described audio frequency contrast process chip is connected with described earphone and loudspeaker respectively, described audio frequency contrast process chip is single-chip microcomputer.
2. English Phonetics exercise apparatus according to claim 1, is characterized in that: a lateral wall of described housing is provided with bobbin winoler, and described bobbin winoler is herring-bone form.
3. English Phonetics exercise apparatus according to claim 1, is characterized in that: another lateral wall of described housing is provided with clip, and described clip is flexibly connected with described housing.
4. English Phonetics exercise apparatus according to claim 1, is characterized in that: the bottom of described housing is provided with multiple suckers, described sucker is flexibly connected with described housing.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201420017955.3U CN203706462U (en) | 2014-01-04 | 2014-01-04 | English phonetics practicing device |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201420017955.3U CN203706462U (en) | 2014-01-04 | 2014-01-04 | English phonetics practicing device |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN203706462U true CN203706462U (en) | 2014-07-09 |
Family
ID=51056867
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201420017955.3U Expired - Fee Related CN203706462U (en) | 2014-01-04 | 2014-01-04 | English phonetics practicing device |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN203706462U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN109817032A (en) * | 2017-11-20 | 2019-05-28 | 李冽柯 | A kind of learning machine of enhancing memory |
-
2014
- 2014-01-04 CN CN201420017955.3U patent/CN203706462U/en not_active Expired - Fee Related
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN109817032A (en) * | 2017-11-20 | 2019-05-28 | 李冽柯 | A kind of learning machine of enhancing memory |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20140709 Termination date: 20150104 |
|
| EXPY | Termination of patent right or utility model |