CN205793343U - A kind of teaching microphone - Google Patents
A kind of teaching microphone Download PDFInfo
- Publication number
- CN205793343U CN205793343U CN201620689404.0U CN201620689404U CN205793343U CN 205793343 U CN205793343 U CN 205793343U CN 201620689404 U CN201620689404 U CN 201620689404U CN 205793343 U CN205793343 U CN 205793343U
- Authority
- CN
- China
- Prior art keywords
- microphone
- display screen
- teaching
- switch
- frequency divider
- 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.)
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Abstract
The utility model discloses a kind of teaching microphone, including anti-skidding earplug, switch bar, radio reception device, USB interface, simultaneous display screen, body, display screen, phonographic recorder, frequency divider, wireless receiver, charge port, audio amplifier, switch, microphone and battery, the left end of described USB interface is fixed with simultaneous display screen, there is display screen middle connection of described body and phonographic recorder, the lower section of described frequency divider is inlaid with microphone, the left end of described charge port is inlaid with wireless receiver, the inside of described body is fixed with microphone, and the right-hand member of microphone is provided with battery.This teaching microphone is provided with helical transmission line, substituted for the long easy knotting of normal transmission line, the too short shortcoming that cannot use again, the bending of angle can be easily accomplished in any case, substantially increase service life, the frequency divider of 4 frequency dividing button compositions not of uniform size perfect can catch and process different strong and weak audio signal, improves the quality that amplifies.
Description
Technical field
This utility model relates to teaching equipment technical field, is specially a kind of teaching microphone.
Background technology
Microphone nineteen fifty is invented by Lei Wei, is mainly used in teaching, guide, outdoor activities, and teaching microphone is main using
In the megaphone of teachers' instruction, being divided into two big classes at present, a class is waist-mounted type, takes on hanging teaching microphone, and another kind of is wireless
Formula teaching microphone.Traditional microphone transmission quality distortion, transmission range is short, uses the time short, needs often charging, microphone
Line is easily pullled, de-strand, easily hurts ear, seam easy damaged, affects service life.
Utility model content
The purpose of this utility model is to provide a kind of teaching microphone, to solve to propose in above-mentioned background technology transmission
Quality distortion, needs often charging, and microphone cord is easily pullled, and de-strand easily hurts ear, seam easy damaged, and impact uses
The problem in life-span.
For achieving the above object, this utility model following technical scheme of offer: a kind of teaching microphone, including anti-skidding ear
Plug, switch bar, radio reception device, USB interface, simultaneous display screen, body, display screen, phonographic recorder, frequency divider, wireless receiver, charging
Mouth, audio amplifier, switch, microphone and battery, the lower section of described anti-skidding earplug connects to have inside radio reception device, and radio reception device to be inlaid with cuts
Changing button, the left end of described USB interface is fixed with has display screen middle connection of simultaneous display screen, described body and phonographic recorder, institute
The lower section stating frequency divider is inlaid with microphone, and the lower section of described wireless receiver is provided with switch, and the left end of switch is provided with
Audio amplifier, the left end of described charge port is inlaid with wireless receiver, and the inside of described body is fixed with microphone, and the right side of microphone
End is provided with battery.
Preferably, described anti-skidding earplug is made up of 3 layers of hook-like ear.
Preferably, described radio reception device connects anti-skidding earplug 1 by helical transmission line.
Preferably, it is provided with strap outside described simultaneous display screen.
Preferably, described frequency divider is made up of 4 frequency dividing buttons not of uniform size.
Compared with prior art, the beneficial effects of the utility model are: this teaching microphone is provided with helical transmission line, replaces
Having changed the long easy knotting of normal transmission line, the too short shortcoming that cannot use again, helical transmission line can easily stretch, say teacher
Facilitating teacher to do various limb action, sufficient pliability class hour, the bending of angle can be easily accomplished, significantly in any case
Improve service life, the display screen display content of courses, body content synchronization is play by simultaneous display screen, body can be placed one
Place, teacher is the most mobile, it is not necessary to bows and sees display screen, just can be with distant control and viewing, charger by simultaneous display screen
Insure with battery twice, it is ensured that teacher uses microphone not power-off for a long time, it is not necessary to worry that power supply deficiency causes the microphone cannot
Use, the frequency divider of 4 frequency dividing button compositions not of uniform size, perfect can catch and process different strong and weak audio signal, improving
Amplify quality.
Accompanying drawing explanation
Fig. 1 is this utility model public address equipment structural representation；
Fig. 2 is this utility model radio equipment structural representation.
In figure: 1, anti-skidding earplug, 2, switch bar, 3, radio reception device, 4, USB interface, 5, simultaneous display screen, 6, body, 7, aobvious
Display screen, 8, phonographic recorder, 9, frequency divider, 10, wireless receiver, 11, charge port, 12, audio amplifier, 13, switch, 14, microphone, 15,
Battery.
Detailed description of the invention
Below in conjunction with the accompanying drawing in this utility model embodiment, the technical scheme in this utility model embodiment is carried out
Clearly and completely describe, it is clear that described embodiment is only a part of embodiment of this utility model rather than whole
Embodiment.Based on the embodiment in this utility model, those of ordinary skill in the art are not under making creative work premise
The every other embodiment obtained, broadly falls into the scope of this utility model protection.
Referring to Fig. 1-2, a kind of technical scheme of this utility model offer: a kind of teaching microphone, including anti-skidding earplug
1, switch bar 2, radio reception device 3, USB interface 4, simultaneous display screen 5, body 6, display screen 7, phonographic recorder 8, frequency divider 9, wireless receiving
Device 10, charge port 11, audio amplifier 12, switch 13, microphone 14 and battery 15, the lower section of anti-skidding earplug 1 connects radio reception device 3, anti-
Sliding earplug 1 is made up of 3 layers of hook-like ear, and radio reception device 3 inside is inlaid with switch bar 2, and radio reception device 3 is connected by helical transmission line
Anti-skidding earplug 1, the left end of USB interface 4 is fixed with simultaneous display screen 5, is provided with strap, body 6 outside simultaneous display screen 5
Having display screen 7, the lower section of frequency divider 9 to be inlaid with microphone 14 with connecting in the middle of phonographic recorder 8, frequency divider 9 is not of uniform size by 4
Frequency dividing button composition, the lower section of wireless receiver 10 is provided with switch 13, and the left end of switch 13 is provided with audio amplifier 12, charge port
The left end of 11 is inlaid with wireless receiver 10, and the inside of body 6 is fixed with microphone 14, and the right-hand member of microphone 14 is provided with electricity
Pond 15.
Operation principle: when using this teaching microphone, puts into ear chamber by anti-skidding earplug 1, uses outside simultaneous display screen 5
The strap of side, clamps collar or other objects, switch bar 2 switching multi-media courseware content, presses switch 13, radio reception device
Voice is included and to be converted into electronic signal by 3, and noise is processed by phonographic recorder 8, is extracted by voice and preserves, and USB interface 4 can will be taught
Content is transmitted to Student computer, it is possible to connecting external equipment, convenient teaching, electronic signal is converted into voice by audio amplifier 12, expands
Voice is amplified and spreads to surrounding by sound device 14, and the display screen display content of courses, body content synchronization is broadcast by simultaneous display screen 5
Putting, teacher sees display screen 7 without bowing, just can be with distant control and viewing by simultaneous display screen 5, here it is this teaching is used
The operation principle of microphone.
Although this utility model being described in detail with reference to previous embodiment, those skilled in the art is come
Saying, the technical scheme described in foregoing embodiments still can be modified by it, or enters wherein portion of techniques feature
Row equivalent, all within spirit of the present utility model and principle, any modification, equivalent substitution and improvement etc. made, all should
Within being included in protection domain of the present utility model.
Claims (5)
1. a teaching microphone, including anti-skidding earplug (1), switch bar (2), radio reception device (3), USB interface (4), synchronizes to show
Display screen (5), body (6), display screen (7), phonographic recorder (8), frequency divider (9), wireless receiver (10), charge port (11), audio amplifier
(12), switch (13), microphone (14) and battery (15), it is characterised in that: the lower section of described anti-skidding earplug (1) connects radio reception
Being inlaid with switch bar (2) inside device (3), and radio reception device (3), the left end of described USB interface (4) is fixed with simultaneous display screen (5),
The middle connection of described body (6) and phonographic recorder (8) has display screen (7), the lower section of described frequency divider (9) to be inlaid with microphone
(14), the lower section of described wireless receiver (10) is provided with switch (13), and the left end of switch (13) is provided with audio amplifier (12), institute
The left end stating charge port (11) is inlaid with wireless receiver (10), and the inside of described body (6) is fixed with microphone (14), and expands
The right-hand member of sound device (14) is provided with battery (15).
A kind of teaching microphone the most according to claim 1, it is characterised in that: described anti-skidding earplug (1) is hook-shaped by 3 layers
Pawl ear forms.
A kind of teaching microphone the most according to claim 1, it is characterised in that: described radio reception device (3) is passed by spiral
Defeated line connects anti-skidding earplug (1).
A kind of teaching microphone the most according to claim 1, it is characterised in that: described simultaneous display screen (5) outside sets
It is equipped with strap.
A kind of teaching microphone the most according to claim 1, it is characterised in that: described frequency divider (9) is by 4 sizes not
The frequency dividing button composition of one.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201620689404.0U CN205793343U (en) | 2016-06-24 | 2016-06-24 | A kind of teaching microphone |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201620689404.0U CN205793343U (en) | 2016-06-24 | 2016-06-24 | A kind of teaching microphone |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN205793343U true CN205793343U (en) | 2016-12-07 |
Family
ID=58126919
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201620689404.0U Expired - Fee Related CN205793343U (en) | 2016-06-24 | 2016-06-24 | A kind of teaching microphone |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN205793343U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN106658325A (en) * | 2017-03-05 | 2017-05-10 | 刘金凤 | Light amplifier for teaching |
-
2016
- 2016-06-24 CN CN201620689404.0U patent/CN205793343U/en not_active Expired - Fee Related
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN106658325A (en) * | 2017-03-05 | 2017-05-10 | 刘金凤 | Light amplifier for teaching |
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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: 20161207 Termination date: 20170624 |
|
| CF01 | Termination of patent right due to non-payment of annual fee |