CN206991571U - A kind of sound comparator - Google Patents
A kind of sound comparator Download PDFInfo
- Publication number
- CN206991571U CN206991571U CN201720547225.8U CN201720547225U CN206991571U CN 206991571 U CN206991571 U CN 206991571U CN 201720547225 U CN201720547225 U CN 201720547225U CN 206991571 U CN206991571 U CN 206991571U
- Authority
- CN
- China
- Prior art keywords
- column
- wall
- box
- microphone
- support arm
- 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 sound comparator in pronunciation instructional technology field,Including rotating shaft holder,Column is plugged with the top of the rotating shaft holder,The outer wall of the column is provided with acoustic contrast's box microphone,Acoustic contrast's box is located at the bottom of microphone,Word pronunciation learning clamping device is installed at the top of the column,Cross support arm is horizontally arranged with the middle part of the column outer wall,The outer wall of the cross support arm is socketed with connection clamp,The connection clamp is connected by the outer wall of screw and column,The both ends of the cross support arm are respectively connected with loudspeaker,Acoustic contrast's box includes filter circuit,The signal input part of the filter circuit and the signal output part of microphone connect,The sound comparator,Easy to remove and rotation,Pass through the pronunciation typing to oneself,And contrasted with RP,Facilitate the study of learner,Improve learning efficiency.
Description
Technical field
It the utility model is related to pronunciation instructional technology field, specially a kind of sound comparator.
Background technology
China is a multi-nationality country, and the linguistic-cultural differences between nationality are larger, and between countries in the world
Exchange it is more and more frequent, it is quite important to have learnt language, but learns without teacher as specialized guidance for ordinary people
Next relatively difficult, the standard of pronunciation can not be learnt, therefore, we have proposed a kind of sound comparator.
Utility model content
The purpose of this utility model is to provide a kind of sound comparator, to solve the study proposed in above-mentioned background technology
Good language is quite important, but learns relatively difficult, the standard of pronunciation of getting up for ordinary people as specialized guidance without teacher
The problem of property can not be learnt.
To achieve the above object, the utility model provides following technical scheme：A kind of sound comparator, including swivel bearing
, column is plugged with the top of the rotating shaft holder, the outer wall of the column is provided with acoustic contrast's box microphone, the sound
Sound contrast box is located at the bottom of microphone, and word pronunciation learning clamping device is provided with the top of the column, the column outer wall
Middle part is horizontally arranged with cross support arm, and the outer wall of the cross support arm is socketed with connection clamp, and the connection clamp is by screw with standing
The outer wall connection of post, the both ends of the cross support arm are respectively connected with loudspeaker, and acoustic contrast's box includes filter circuit, the filter
The signal input part of wave circuit and the signal output part of microphone connect, and the filter circuit signal output connects amplifying circuit,
The amplifying circuit signal output connects A/D converting units, and the A/D converting units signal output connects PLC chip, described
Signal is bi-directionally connected memory interface, memory, contrast module, display and loudspeaker to PLC chip respectively.
Preferably, the bottom of the rotating shaft holder is provided with roller, and roller is universal wheel.
Preferably, the memory interface is circumscribed USB memory interface.
Preferably, acoustic contrast's box also includes power module.
Compared with prior art, the beneficial effects of the utility model are：The sound comparator, easy to remove and rotation, leads to
The pronunciation typing to oneself is crossed, and is contrasted with RP, facilitates the study of learner, improves learning efficiency.
Brief description of the drawings
Fig. 1 is the utility model structure diagram；
Fig. 2 is the utility model acoustic contrast's box systematic schematic diagram.
In figure：1 rotating shaft holder, 2 columns, 3 acoustic contrast's boxes, 31 filter circuits, 32 amplifying circuits, 33A/D conversions are single
Member, 34PLC chips, 35 memory interfaces, 36 memories, 37 contrast modules, 38 displays, 4 microphones, 5 word pronunciation learnings clamping dress
Put, 6 connect clamps, 7 cross support arms, 8 loudspeakers.
Embodiment
Below in conjunction with the accompanying drawing in the utility model embodiment, the technical scheme in the embodiment of the utility model is carried out
Clearly and completely describing, it is clear that described embodiment is only the utility model part of the embodiment, rather than whole
Embodiment.Based on the embodiment in the utility model, those of ordinary skill in the art are not under the premise of creative work is made
The every other embodiment obtained, belong to the scope of the utility model protection.
Fig. 1-2 is referred to, the utility model provides a kind of technical scheme：A kind of sound comparator, including rotating shaft holder
1, the top of rotating shaft holder 1 is plugged with column 2, and the outer wall of column 2 is provided with the microphone 4 of acoustic contrast's box 3, acoustic contrast's box
3 are located at the bottom of microphone 4, and the top of column 2 is provided with word pronunciation learning clamping device 5, and the middle part of the outer wall of column 2 is laterally set
There is cross support arm 7, the outer wall of cross support arm 7 is socketed with connection clamp 6, and connection clamp 6 is connected by screw with the outer wall of column 2, horizontal
The both ends of pole 7 are respectively connected with loudspeaker 8, and acoustic contrast's box 3 includes filter circuit 31, the signal input part of filter circuit 31 with
The signal output part connection of microphone 4, the signal output of filter circuit 31 connection amplifying circuit 32, the signal output of amplifying circuit 32 connect
A/D converting units 33 are connect, the signal output of A/D converting units 33 connection PLC chip 34, signal is bi-directionally connected PLC chip 34 respectively
Memory interface 35, memory 36, contrast module 37, display 38 and loudspeaker 8.
Wherein, the bottom of rotating shaft holder 1 is provided with roller, and roller is universal wheel, and easy to remove, memory interface 35 is
Circumscribed USB memory interface, is conveniently downloaded and uploads, and acoustic contrast's box 3 also includes power module, there is provided electric energy.
Operation principle：Pronunciation exercises volume is clamped on word pronunciation learning clamping device 5, the switch of module is turned on the power, opens
Begin to carry out pronunciation exercises, the manner of articulation on pronunciation exercises volume is read by vision, pronunciation of the microphone 4 to practitioner
Enrolled, the sound of admission is filtered and protected by filter circuit 31 and amplifying circuit 32, by 33 turns of A/D converting units
It is changed to electric signal and transmits to PLC chip 34, memory interface 35 and be connected with external memorizer, standard is uploaded by memory interface 35
Pronunciation control information or the pronunciation for downloading practitioner in memory 36, RP storage and memory 36, the PLC cores of upload
Piece 34 contrasts the pronunciation signal of practitioner by the RP in contrast module 37 and memory 36, and comparing result is passed through
Display 38 is shown, is played RP and practitioner's pronunciation respectively by loudspeaker 8.
While there has been shown and described that embodiment of the present utility model, for the ordinary skill in the art,
It is appreciated that these embodiments can be carried out with a variety of changes in the case where not departing from principle of the present utility model and spirit, repaiied
Change, replace and modification, the scope of the utility model are defined by the appended claims and the equivalents thereof.
Claims (4)
1. a kind of sound comparator, including rotating shaft holder (1), it is characterised in that：The top grafting of the rotating shaft holder (1)
There is column (2), the outer wall of the column (2) is provided with acoustic contrast's box (3) microphone (4), and acoustic contrast's box (3) is located at
The bottom of microphone (4), word pronunciation learning clamping device (5) is installed at the top of the column (2), column (2) outer wall
Middle part is horizontally arranged with cross support arm (7), and the outer wall of the cross support arm (7) is socketed with connection clamp (6), the connection clamp (6)
It is connected by screw with the outer wall of column (2), the both ends of the cross support arm (7) are respectively connected with loudspeaker (8), the acoustic contrast
Box (3) includes filter circuit (31), and the signal input part of the filter circuit (31) connects with the signal output part of microphone (4)
Connect, filter circuit (31) the signal output connection amplifying circuit (32), amplifying circuit (32) the signal output connection A/D turns
Change unit (33), A/D converting units (33) the signal output connection PLC chip (34), PLC chip (34) the difference signal
It is bi-directionally connected memory interface (35), memory (36), contrast module (37), display (38) and loudspeaker (8).
A kind of 2. sound comparator according to claim 1, it is characterised in that：The bottom peace of the rotating shaft holder (1)
Equipped with roller, and roller is universal wheel.
A kind of 3. sound comparator according to claim 1, it is characterised in that：The memory interface (35) is circumscribed USB
Memory interface.
A kind of 4. sound comparator according to claim 1, it is characterised in that：Acoustic contrast's box (3) also includes electricity
Source module.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201720547225.8U CN206991571U (en) | 2017-05-17 | 2017-05-17 | A kind of sound comparator |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201720547225.8U CN206991571U (en) | 2017-05-17 | 2017-05-17 | A kind of sound comparator |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN206991571U true CN206991571U (en) | 2018-02-09 |
Family
ID=61389623
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201720547225.8U Expired - Fee Related CN206991571U (en) | 2017-05-17 | 2017-05-17 | A kind of sound comparator |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN206991571U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN112232127A (en) * | 2020-09-14 | 2021-01-15 | 辽宁对外经贸学院 | Intelligent speech training system and method |
-
2017
- 2017-05-17 CN CN201720547225.8U patent/CN206991571U/en not_active Expired - Fee Related
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN112232127A (en) * | 2020-09-14 | 2021-01-15 | 辽宁对外经贸学院 | Intelligent speech training system and method |
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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 | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20180209 Termination date: 20190517 |