CN202795793U - Point-reading English phonetic teaching device - Google Patents
Point-reading English phonetic teaching device Download PDFInfo
- Publication number
- CN202795793U CN202795793U CN 201220472321 CN201220472321U CN202795793U CN 202795793 U CN202795793 U CN 202795793U CN 201220472321 CN201220472321 CN 201220472321 CN 201220472321 U CN201220472321 U CN 201220472321U CN 202795793 U CN202795793 U CN 202795793U
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- China
- Prior art keywords
- circuit
- loudspeaker
- display screen
- single chip
- microphone
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Abstract
A point-reading English phonetic teaching device comprises a shell, keys, a loudspeaker, a display screen and a circuit board, the keys, the loudspeaker, the display screen, a switch, a volume adjustment knob and a microphone are distributed on a panel on the upper portion of the shell, and the circuit board is mounted in the shell and respectively connected with the keys, the loudspeaker, the display screen, the switch, the volume adjustment knob and the microphone. Compared with the prior art, the point-reading English phonetic teaching device has the advantages that the device is simple in structure and convenient to use, self-teaching, consolidation and review of students are facilitated, and teaching effects are fine.
Description
Technical field
The utility model relates to a kind of servicing unit for English teaching, is specifically related to a kind of touch-reading type English phonetic instructional device.
Background technology
For many years, in English teaching, these high performance electronic products of computer, projector and microphone in education activities by the instructors widespread use, but, some teaching equipment does not but update, and is exactly an example such as the magnetic tape type sound-track engraving apparatus that is widely used in traditional English teaching.The practical problems that runs at present is that when carrying out the English phonetic teaching in the classroom, this magnetic tape type sound-track engraving apparatus often can not need to promptly and accurately play out according to the teacher content of relevant phonetic symbol, is unfavorable for students self study and consolidates review, has affected the effect of teaching.
The utility model content
The purpose of this utility model is exactly the defective that exists for prior art, and a kind of touch-reading type English phonetic instructional device is provided.
Its technical scheme is: comprise housing, button, loudspeaker, display screen and circuit board.Be distributed with on the panel on described housing top, button, loudspeaker, display screen, switch, volume adjustment knob and microphone, described circuit board is installed in the housing, and circuit board is connected with button, loudspeaker, display screen, switch, volume adjustment knob and microphone respectively.
Wherein, described circuit board comprises single chip circuit, audio record circuit, audio amplifier circuit and power circuit, the input end of single chip circuit is connected with button, the output terminal of single chip circuit is connected with the control end of audio record circuit, the output terminal of audio record circuit is connected with loudspeaker by audio amplifier circuit, and display screen is connected with single chip circuit; Described power circuit is connected with single chip circuit, audio record circuit and audio amplifier circuit respectively by switch; Be connected with microphone on the described audio record circuit, be connected with volume adjustment knob on the described audio amplifier circuit.
The utility model compared with prior art, have simple in structure, easy to use, be conducive to students self study and consolidate review and the good advantage of teaching efficiency.
Description of drawings
Fig. 1 is the structural representation of a kind of embodiment of the utility model;
Fig. 2 is the circuit block diagram of a kind of embodiment of the utility model.
Embodiment
With reference to Fig. 1-Fig. 2, a kind of touch-reading type English phonetic instructional device comprises housing 1, button 2, loudspeaker 3, display screen 4 and circuit board 9.Be distributed with button 2, loudspeaker 3, display screen 4, switch 5, volume adjustment knob 6 and microphone 7 on the panel on described housing 1 top, described circuit board 9 is installed in the housing 1, and circuit board 9 is connected with button 2, loudspeaker 3, display screen 4, switch 5, volume adjustment knob 6 and microphone 7 respectively.Wherein, described circuit board 9 comprises single chip circuit 91, audio record circuit 92, audio amplifier circuit 93 and power circuit 94, the input end of single chip circuit 91 is connected with button 2, the output terminal of single chip circuit 91 is connected with the control end of audio record circuit 92, the output terminal of audio record circuit 92 is connected with loudspeaker 3 by audio amplifier circuit 93, and display screen 4 is connected with single chip circuit 91; Described power circuit 94 is connected with single chip circuit 91, audio record circuit 92 and audio amplifier circuit 93 respectively by switch 5; Be connected with microphone 7 on the described audio record circuit 92, be connected with volume adjustment knob 6 on the described audio amplifier circuit 93.
Claims (2)
1. touch-reading type English phonetic instructional device, comprise housing, button, loudspeaker, display screen and circuit board, it is characterized in that: be distributed with on the panel on described housing top, button, loudspeaker, display screen, switch, volume adjustment knob and microphone, described circuit board is installed in the housing, and circuit board is connected with button, loudspeaker, display screen, switch, volume adjustment knob and microphone respectively.
2. touch-reading type English phonetic instructional device according to claim 1, it is characterized in that: described circuit board comprises single chip circuit, audio record circuit, audio amplifier circuit and power circuit, the input end of single chip circuit is connected with button, the output terminal of single chip circuit is connected with the control end of audio record circuit, the output terminal of audio record circuit is connected with loudspeaker by audio amplifier circuit, and display screen is connected with single chip circuit; Described power circuit is connected with single chip circuit, audio record circuit and audio amplifier circuit respectively by switch; Be connected with microphone on the described audio record circuit, be connected with volume adjustment knob on the described audio amplifier circuit.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN 201220472321 CN202795793U (en) | 2012-09-17 | 2012-09-17 | Point-reading English phonetic teaching device |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN 201220472321 CN202795793U (en) | 2012-09-17 | 2012-09-17 | Point-reading English phonetic teaching device |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN202795793U true CN202795793U (en) | 2013-03-13 |
Family
ID=47823007
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN 201220472321 Expired - Fee Related CN202795793U (en) | 2012-09-17 | 2012-09-17 | Point-reading English phonetic teaching device |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN202795793U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN107134181A (en) * | 2017-06-28 | 2017-09-05 | 郭青华 | A kind of novel and multifunctional phonetic teaching aid |
-
2012
- 2012-09-17 CN CN 201220472321 patent/CN202795793U/en not_active Expired - Fee Related
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN107134181A (en) * | 2017-06-28 | 2017-09-05 | 郭青华 | A kind of novel and multifunctional phonetic teaching aid |
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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: 20130313 Termination date: 20130917 |