CN207282140U - A kind of K song devices shown based on TFT - Google Patents
A kind of K song devices shown based on TFT Download PDFInfo
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- CN207282140U CN207282140U CN201721357156.0U CN201721357156U CN207282140U CN 207282140 U CN207282140 U CN 207282140U CN 201721357156 U CN201721357156 U CN 201721357156U CN 207282140 U CN207282140 U CN 207282140U
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- mcu chip
- tft
- output terminal
- usb
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Abstract
It the utility model is related to a kind of K song devices shown based on TFT, including control unit, power supply unit, outer record audio unit, control unit includes MCU chip, display screen, accompaniment adjustable side, loudspeaker output terminal, ear-piece output, MCU chip connects and exports display signal to display screen, MCU chip connects and outputs signals to accompaniment adjustable side, accompaniment adjustable side connects and outputs signals to loudspeaker output terminal respectively, ear-piece output, MCU chip is equipped with USB input interfaces, TF input interfaces, MCU chip connects external USB equipment by USB input interfaces, MCU chip connects exterior TF card by TF input interfaces, power supply unit connects and supplies electricity to MCU chip respectively, loudspeaker output terminal, outer record audio unit connects and outputs signals to loudspeaker output terminal.This type can support voice selected songs, and the switching that original singer can be supported to accompany, can support the exclusive function of being recorded when singing.
Description
Technical field
It the utility model is related to audio typing and play field, more particularly to a kind of K song devices shown based on TFT.
Background technology
Existing K sings device and inputs people's sound audio using manual touch screen selected songs, then by microphone, and all operations all must
It must be operated on operation console, people when being sung for K wants to switch the operation such as song, all inconvenient, and existing K song dresses
Put and generally do not possess sound-recording function, can not meet the diversified demand of K singer.
Utility model content
The utility model provides a kind of K song devices shown based on TFT, it is intended to solves existing K songs device and changes the operation such as song
Can only be be carried out on operation console the problem of.
The utility model provides a kind of K song devices shown based on TFT, including control unit, power supply unit, outer recording frequency
Unit, described control unit include MCU chip, display screen, accompaniment adjustable side, loudspeaker output terminal, ear-piece output, the MCU
Chip connects and exports display signal and connects to display screen, the MCU chip and output signals to accompaniment adjustable side, the accompaniment
Adjustable side connects and outputs signals to loudspeaker output terminal, ear-piece output respectively, and the MCU chip is equipped with USB input interfaces, TF
Input interface, the MCU chip connect external USB equipment by USB input interfaces, and the MCU chip passes through TF input interfaces
The exterior TF card of connection, said supply unit connects and supplies electricity to MCU chip respectively, loudspeaker output terminal, the outer record audio unit
Connect and output signals to loudspeaker output terminal.
As further improvement of the utility model, it is described it is outer record audio unit include outer recording apparatus, high bass potentiometer,
Reverberation potentiometer, volume adjuster, amplifirer, the outer recording apparatus, high bass potentiometer, reverberation potentiometer, volume adjuster,
Amplifirer is sequentially connected, the other end connection loudspeaker output terminal of the amplifirer.
As further improvement of the utility model, said supply unit includes charging interface end, Charge Management boosting mould
Block, battery, battery stir controlling switch, direct current conversion decompression module, the charging interface end, Charge Management boost module, electricity
Pond, battery are stirred controlling switch and are sequentially connected, and the other end that the battery stirs controlling switch connects loudspeaker output terminal, straight respectively
Voltage reduction module, the other end connection MCU chip of the direct current conversion decompression module are changed in circulation.
As further improvement of the utility model, the charging interface end is MICUSB interfaces, input voltage 5V, defeated
It is 2A to enter electric current.
As further improvement of the utility model, the voltage of the battery is 7.4V.
As further improvement of the utility model, the voltage that the direct current conversion decompression module is output to MCU chip is
1.1V/2.5V/3.3V。
As further improvement of the utility model, the display is light-emitting diode display or TFT display.
As further improvement of the utility model, the model C100S of the MCU chip.
As further improvement of the utility model, control panel, the MCU should be included based on the K song devices that TFT is shown
Chip is embedding on the control panel, be additionally provided with the control panel USB, earphone base, cradle, TF card seat, the USB
Seat, earphone base, cradle, TF card seat connect MCU chip respectively, and described USB is connected with external USB equipment, the TF card seat
It is connected with exterior TF card, the earphone base connects external headphones, and the cradle connects power supply unit.
The beneficial effects of the utility model are：This type can support voice selected songs, and short-press playing speech on demand enters playing speech on demand
Interface, when housing system file in equipment and having the file of MKV forms, after reading out song files name against microphone,
Broadcasting of the system automatically into this document.The switching that original singer can be supported to accompany, can make song genuine.This type can support side
Sing the exclusive function of side record, short-press record button enters recording state, at this time you what is said or talked about, the song sung will all pass through microphone
Incoming master control is recorded in current device.
Brief description of the drawings
Fig. 1 is module connection figure of the utility model based on the TFT K song devices shown；
Fig. 2 is first circuit board structure chart of the utility model based on the TFT K song devices shown；
Fig. 3 is second circuit board structure chart of the utility model based on the TFT K song devices shown.
Embodiment
In order to make the purpose of the utility model, technical solutions and advantages more clearly understood, below in conjunction with attached drawing and implementation
Example, is further elaborated the utility model.
As shown in Figure 1, the K shown based on TFT sings device, including control unit, power supply unit, outer record audio unit,
Control unit includes MCU chip, display screen, accompaniment adjustable side, loudspeaker output terminal, ear-piece output, and MCU chip is connected and exported
Show that signal connects to display screen, MCU chip and outputs signals to accompaniment adjustable side, accompaniment adjustable side connects and exports letter respectively
Number USB input interfaces, TF input interfaces are equipped with to loudspeaker output terminal, ear-piece output, MCU chip, MCU chip is defeated by USB
Incoming interface connects external USB equipment, and MCU chip connects exterior TF card by TF input interfaces, and power supply unit is connected and supplied respectively
MCU chip, loudspeaker output terminal are supplied electricity to, outer record audio unit connects and outputs signals to loudspeaker output terminal.Accompaniment adjustable side is one
The adjusting switch of a master volume size, adjusts the volume of accompaniment as needed.
The device includes control panel 1, and MCU chip is additionally provided with USB on control panel 1 on control panel 1
21st, earphone base 22, cradle 23, TF card seat 24, USB seats 21, earphone base 22, cradle 23, TF card seat 24 connect MCU core respectively
Piece, USB seats 21 are connected with external USB equipment, and TF card seat 24 is connected with exterior TF card, and earphone base 22 connects external headphones, charging
Seat 23 connects power supply unit, while switch toggle 25 is additionally provided with control panel 1, controls the open and close of control panel 1.
Wherein, outer record audio unit includes outer recording apparatus, high bass potentiometer, reverberation potentiometer, volume adjuster, power amplifier
Device, outer recording apparatus, high bass potentiometer, reverberation potentiometer, volume adjuster, amplifirer are sequentially connected, the other end of amplifirer
Connect loudspeaker output terminal.Outer recording apparatus inputting audio simultaneously transfers signals to high bass potentiometer, and high bass potentiometer is by signal
2399 potentiometer of reverberation is transmitted to through operational amplifier and adjusts reverberation size, and the signal transmission after processing to volume adjuster, is adjusted
Signal after section volume is transferred to amplifirer after the amplification of operational amplifier two level, and loudspeaker output is transmitted to after power amplification
End.
Power supply unit stirs controlling switch including charging interface end, Charge Management boost module, battery, battery, direct current turns
Voltage reduction module is changed, charging interface end, Charge Management boost module, battery, battery are stirred controlling switch and be sequentially connected, and battery is stirred
The other end of controlling switch connects loudspeaker output terminal, direct current conversion decompression module, the other end of direct current conversion decompression module respectively
Connect MCU chip.Charging interface end is MICUSB interfaces, input voltage 5V, input current 2A.The voltage of battery is
7.4V.The voltage that direct current conversion decompression module is output to MCU chip is 1.1V/2.5V/3.3V.
The model C100S of MCU chip.C100S chip features：
Inserted preferential (automatic identification-insert preferential video playing afterwards) after supporting USB/TF；Support USB, TF card switches when playing
(remote control MODE keys, function key is without this function)；Support power failure memory function：The song played before memory power-off and time are (after having
Insert except acting)；Support extrapolation charging (input 5V 1A)；Support data USB2.0device- storage dish functions, it is completely compatible
USB1.1；Support auto upgrading function:Support usb data online upgrading, the upgrading of TF/USB device intelligences；Support it is low electricity prompting-
And automatic shut-off function (electricity is less than 6.6V)；Support 3.5 interface headphones input functions (stereo)；Support automatic power save mould
Formula：In addition to video playing, long time no operations, system is automatically closed backlight-i.e. pass and shields；Support multistage (most 8 grades) catalogue；Branch
Hold picture.
Control panel button and operating instruction：
Function key：Original singer/vocal accompaniment 39, video 38, emission switch 37, playing speech on demand 36, bluetooth 35, it is upper bent 34, play 33,
Lower bent 32, recording 31, return/menu 30；
Original singer/vocal accompaniment：Only just there is effect (to press original singer after this button when playing video and video format is MKV
Close, then click and opened for original singer)；
Film：Short-press performs film and plays, and long-press such as prompts " no content " without effect without file；
Emission switch：Short-press is transmitting to open transmitting (default frequency 107.9) and machine sound closing, then short-press
Close and machine sound is opened；
Bluetooth：Bluetooth shortcut (short-press is directly entered bluetooth mode, and with bluetooth prompt tone ding-dong)；
Upper song：Under any state, short-press moves up a target, and for long-press under different shapes, function is different；
Play：Short-press is " broadcasting/pause " under USB/TF- music, MP3.4.5, state；Long-press is without effect；
Lower song：Under any state, short-press moves up a target, and for long-press under different shapes, function is different；
Recording：Short-press is sound-recording function (having special icon to show on display screen), then short-press once automatically saves for recording
And exit recording mode；
Return/menu：Short-press enters previous menu to exit current interface.
The function of socket of control panel is as follows：
USB：Storage dish, data are downloaded or upgrade port；
Earphone base：Audio output port, can connect 3.5 interface Audio lines；
Cradle：DC5V >=1A charges (charging current >=800MA), built-in charging indicator light, is red instruction during charging,
Go out full of red light；
TF card seat：Maximum 32G RAM cards are supported to read in (direction for paying attention to insertion)；
Switch cleaner handgrip：Open right close (being start by TF card seat) in a left side；
Complete machine front interface function button is followed successively by：Original singer/vocal accompaniment 39, video 38, emission switch 37, playing speech on demand 36,
Bluetooth 35, it is upper bent 34, play 33, be lower bent 32, recording 31, return/menu 30；
Function button controls reverberation potentiometer 41, master volume 42, wheat volume 43, high bass 44 to potentiometer successively from right to left
Volume, the operation of volume is followed successively by stirs from top to bottom.
The main interface function that display screen is shown is：It is followed successively by video-picture-file management-e-book-bluetooth-recording-sound
Pleasure-setting.
(1) (system setting) is set：Bent selection up and down, play button are performed to enter and set.
1) volume adjustment：Short-press play button selection volume tune (font becomes red), by upper and lower tune section volume) it is silent
Think maximum；
2) brightness regulation：Short-press play button selection brightness regulation (font becomes red), by upper and lower tune section brightness height)
It is defaulted as 12 grades；
3) screen dormancy time is adjusted：Short-press play button selection dormancy time (font becomes red), by upper and lower bent selection
Corresponding dormancy time, is defaulted as never.
(2) file management：The management (no equipment just entered corresponding operation) of two equipment of TF card and USB flash disk, when setting
Enter in the presence of standby it is corresponding set it can be seen that inside equipment so thing, can do partial document deletion function.
The performance indicator of the device：
Battery capacity：7V-8.4V；
Loudspeaker load：4R8W；
Battery takes：About 4H (because the output amplitude difference for being played music or video can be different).
The software upgrading mode of the device：
1. (use computer upgrade) under start shape：
A. corresponding upgrading software, and the selected software for requiring upgrading are first opened；
B. USB, device prompts " USB device is just in this connection " are inserted into；
C. " system upgrade " in upgrading tool is selected, is waited about 5 seconds；
D. desktop displays whether to upgrade by force"Yes" system is clicked on automatically to upgrade；
2. finished product state (can do updating apparatus) with USB flash disk or TF card；
A. first under the root directory, entitled C100S files are established, firmware (software to be upgraded) is put into this file,
Insertion USB flash disk or TF card start shooting can upgrade automatically again；
Corresponding text information can be provided when b. upgrading, asking not have any operation, automatic shutdown after the completion of upgrading, at this moment
Please first card is transferred to and is started shooting again, insertion TF card deletes the file (note of C100S after start：It cannot power off during upgrading, not upgrade
Completion can not transfer to equipment, in case it is dead to cause upgrading to rise.If upgrading please contact professional person and assist operation).
The advantage of the device：
(1) this type can support voice selected songs, short-press playing speech on demand enter playing speech on demand interface (no equipment or equipment without
This function is without being realized when not depositing exclusive system file inside file or equipment), when housing system file in equipment
And when having the file of MKV forms, after reading out song files name against microphone, broadcasting of the system automatically into this document；
(2) switching that original singer can be supported to accompany, can make song genuine；
(3) this type can support the exclusive function of being recorded when singing, and short-press record button, which enters recording state, (has figure on display screen
Mark display), at this time you what is said or talked about, the song sung all will be passed to master control by microphone and record in current device, video or
The song sound of person MP3 is also by typing, but other sound in addition to voice can all pass through processing or decay or cancel, and so make one
Sound more reduces；
(4) this type support 4.3 cun of high definition full visual angles show, can from each visual angle watch file, can extensively model apply in：
Teaching speech, host discourse, leader's speech etc., substitution hand takes the epoch of lecture material, makes more high-end and atmospheric the improving grade of speech,
Special e-book plays the visual effect using black matrix wrongly written or mispronounced character, makes people very clear；
(5) this type can meet market needs, meet the requirements of the customers：Sound of propagandaing directed to communicate is big, and reverberation effect is good, MP3 audio and video
Sound shakes, reproduction time length etc..
Above content is to combine specific preferred embodiment further detailed description of the utility model, it is impossible to
Assert that the specific implementation of the utility model is confined to these explanations.For the ordinary skill of the utility model technical field
For personnel, without departing from the concept of the premise utility, some simple deduction or replace can also be made, should all be regarded
To belong to the scope of protection of the utility model.
Claims (9)
- A kind of 1. K song devices shown based on TFT, it is characterised in that including control unit, power supply unit, outer record audio unit, Described control unit includes MCU chip, display screen, accompaniment adjustable side, loudspeaker output terminal, ear-piece output, and the MCU chip connects Connect and export display signal and connect to display screen, the MCU chip and output signals to accompaniment adjustable side, the accompaniment adjustable side Connect respectively and output signals to loudspeaker output terminal, ear-piece output, the MCU chip is equipped with USB input interfaces, TF inputs connect Mouthful, the MCU chip connects external USB equipment by USB input interfaces, and the MCU chip is connected outer by TF input interfaces Portion's TF card, said supply unit connects and supplies electricity to MCU chip respectively, loudspeaker output terminal, and the outer record audio unit connection is simultaneously Output signals to loudspeaker output terminal.
- 2. device is sung based on the K that TFT is shown according to claim 1, it is characterised in that the outer record audio unit includes outer Recording apparatus, high bass potentiometer, reverberation potentiometer, volume adjuster, amplifirer, the outer recording apparatus, high bass potentiometer, mix Ring potentiometer, volume adjuster, amplifirer to be sequentially connected, the other end connection loudspeaker output terminal of the amplifirer.
- 3. device is sung based on the K that TFT is shown according to claim 1, it is characterised in that said supply unit includes charging Controlling switch, direct current conversion decompression module are stirred in mouthful end, Charge Management boost module, battery, battery, the charging interface end, Charge Management boost module, battery, battery are stirred controlling switch and are sequentially connected, and the battery stirs the other end point of controlling switch Not Lian Jie loudspeaker output terminal, direct current conversion decompression module, the direct current conversion decompression module the other end connection MCU chip.
- 4. device is sung based on the K that TFT is shown according to claim 3, it is characterised in that the charging interface end is MICUSB Interface, input voltage 5V, input current 2A.
- 5. device is sung based on the K that TFT is shown according to claim 3, it is characterised in that the voltage of the battery is 7.4V.
- 6. device is sung based on the K that TFT is shown according to claim 3, it is characterised in that the direct current conversion decompression module is defeated The voltage gone out to MCU chip is 1.1V or 2.5V or 3.3V.
- 7. device is sung based on the K that TFT is shown according to claim 1, it is characterised in that the display is light-emitting diode display Or TFT display.
- 8. device is sung based on the K that TFT is shown according to claim 1, it is characterised in that the model of the MCU chip C100S。
- 9. device is sung based on the K that TFT is shown according to claim 1, it is characterised in that including control panel, the MCU core Piece is embedding on the control panel, be additionally provided with the control panel USB, earphone base, cradle, TF card seat, it is USB described, Earphone base, cradle, TF card seat connect MCU chip respectively, and described USB is connected with external USB equipment, the TF card seat with it is outer Portion's TF card connection, the earphone base connect external headphones, and the cradle connects power supply unit.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201721357156.0U CN207282140U (en) | 2017-10-20 | 2017-10-20 | A kind of K song devices shown based on TFT |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201721357156.0U CN207282140U (en) | 2017-10-20 | 2017-10-20 | A kind of K song devices shown based on TFT |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN207282140U true CN207282140U (en) | 2018-04-27 |
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ID=61979960
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201721357156.0U Active CN207282140U (en) | 2017-10-20 | 2017-10-20 | A kind of K song devices shown based on TFT |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN207282140U (en) |
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2017
- 2017-10-20 CN CN201721357156.0U patent/CN207282140U/en active Active
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