CN207603880U - Combined box - Google Patents
Combined box Download PDFInfo
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- CN207603880U CN207603880U CN201721648278.5U CN201721648278U CN207603880U CN 207603880 U CN207603880 U CN 207603880U CN 201721648278 U CN201721648278 U CN 201721648278U CN 207603880 U CN207603880 U CN 207603880U
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Abstract
The application provides a kind of combined box, including main sound box and from speaker, the main sound box includes output unit between audio acquiring unit, audio treatment unit, the first loud speaker and speaker, the main sound box further includes trigger control unit by output unit between the speaker and the transmission from realization audio signal between speaker, the combined box.The combined box of the utility model, main sound box can be controlled and export left and right acoustic channels audio signal respectively from speaker, to reach stereophonic effect, it can also control only by the mixed audio signal of main sound box output left and right acoustic channels, from speaker without exports audio signal, so as to save in existing combined box from the working power of speaker exports audio signal in assembled state.
Description
Technical field
This application involves sound-box device field more particularly to combined box.
Background technology
Combined box generally comprises main sound box and from speaker (or being secondary speaker, satellite sound etc.), existing combined type
In speaker main sound box and from speaker be respectively used to play left and right acoustic channels audio signal, formed stereophonic effect.In order to facilitate carrying,
The main sound box of many combined box and can be connected to form one from speaker by connector formula speaker, but due to main sound box and
From unsuitable distance after speaker connection, stereophonic effect is unable to reach broadcasting left and right acoustic channels audio signal respectively,
Instead because principal and subordinate's speaker works at the same time the waste for leading to electricity.
Invention content
To solve above-mentioned principal and subordinate's speaker when that can not export stereophonic effect, principal and subordinate's speaker, which works at the same time, causes electricity to waste
The technical issues of, the application provides a kind of combined box.
The combined box includes main sound box and from speaker, and the main sound box includes audio acquiring unit, audio frequency process list
Output unit between member, the first loud speaker and speaker, wherein, the main sound box by output unit between the speaker with it is described
From the transmission that audio signal is realized between speaker；The combined box further includes trigger control unit；
The audio acquiring unit, for obtaining audio signal；
The audio treatment unit, the first control signal for being sent according to the trigger control unit export the sound
Frequency signal or the first sound channel sound that the audio signal will be formed according to the second control signal that the trigger control unit is sent
Frequency signal and second sound channel audio signal export respectively；
First loud speaker, for the audio signal or first channel audio signal to be presented；
Output unit between the speaker, for exporting the second sound channel audio signal to described from speaker.
Further, the trigger control unit is arranged on the main sound box, and the trigger control unit is selected from button
Switching device, button switch, poke rod switching device, touch switch device, induction switch device one of which.
Further, the trigger control unit include the first connector for being arranged on main sound box and be arranged on it is described from
The second connector on speaker, the main sound box and described passes through first connector and second connector from speaker
Connection/separation realize combination/splits, and the trigger control unit is in first connector and second connector to be connected
The first control signal is exported when connecing state, the trigger control unit is in first connector and second connector
The second control signal is exported during in discrete state.
Further, the trigger control unit includes the self-resetting switch device being arranged on first connector,
The trigger control unit is made to be in first connector and second connector by the self-resetting switch device
The first control signal is exported during connection status, when first connector and second connector are in discrete state
Export the second control signal.
Further, the trigger control unit includes the conductive contact/contact ring being arranged on first connector
Switching device and the conductive trigger member being arranged on second connector, pass through the conductive contact/contact ring switching device
The trigger control unit is made to be in connection shape in first connector and second connector with the conductive trigger member
The first control signal is exported during state, institute is exported when first connector and second connector are in discrete state
State second control signal.
Further, first connector and the second connector include the magnetic structure to match or buckle interface.
Further, the audio acquiring unit includes wired input interface, wireless receiving module, built-in player.
Further, the wired input interface includes 3.5mm audio interface, 6.35mm audio interface, RCA interfaces, card
Your interface, optical fiber interface, coaxial interface, USB interfaces；The wireless receiving module includes bluetooth module, WIFI module, radio frequency mould
Block.
Further, output unit includes wired output interface, wireless sending module between the speaker.
Further, wired output interface includes 3.5mm audio interface, 6.35mm audio interface, RCA interfaces, card
Your interface, optical fiber interface, coaxial interface, USB interfaces；The wireless sending module includes bluetooth module, WIFI module, radio frequency mould
Block.
From said program as can be seen that the combined box of the utility model, can control main sound box and distinguish from speaker
Left and right acoustic channels audio signal is exported, to reach stereophonic effect, can also be controlled only by the mixing of main sound box output left and right acoustic channels
Audio signal, from speaker without exports audio signal, so as to save in existing combined box from speaker in assembled state
When exports audio signal working power.Further, the utility model combined box by the combination of principal and subordinate's speaker and is torn open
It is divided to control two kinds of audio output modes, is automatically switched according to the combination of principal and subordinate's speaker or discrete state, it is convenient and efficient, it eliminates
The tedious steps of manual switching.
Description of the drawings
Fig. 1 is a kind of structure diagram of the main sound box of embodiment of the application；
Fig. 2 is the structure diagram and signal flow graph of the main sound box of the application another kind embodiment；
Fig. 3 is the structure diagram and signal flow graph of the main sound box of the application another kind embodiment；
Fig. 4 is a kind of structure diagram of the combined box of embodiment of the application.
Fig. 5 is the structure diagram of the application another kind embodiment combined box.
Specific embodiment
The utility model is described in further detail below by specific embodiment combination attached drawing.
With reference to figure 1, a kind of combined box of embodiment is given, including main sound box 100 and from speaker 200, the keynote
Case 100 includes：Output unit 14 between audio acquiring unit 11, audio treatment unit 12, the first loud speaker 13, speaker, main sound box
100 pass through output unit between speaker 14 and the transmission from realization audio signal between speaker 200；Combined box further includes triggering
Control unit 15, the present embodiment trigger control unit 15 are arranged on main sound box 100.
Audio acquiring unit 11 for obtaining audio signal, record respectively for left and right acoustic channels by the audio signal that the present embodiment obtains
The stereo digital audio signal of system.Specifically, audio acquiring unit 11 can be that audio input unit or audio play list
Member, audio input unit including wired input interface or wirelessly connect for receiving the audio signal transmitted from external equipment
Module is received, wired input interface includes light 3.5mm audio interface, 6.35mm audio interface, RCA interfaces, Cannon, optical fiber and connects
Mouth, coaxial interface, USB interface；Wireless receiving module includes bluetooth module, WIFI module, radio-frequency module.Audio playing unit can
To be built-in player, for playing the audio file of storage inside or external storage, player decompression compression digital audio text
Part obtains digital audio and video signals, and player plays chip, the unlimited concrete model processed of the present embodiment using conventional audio.
Audio treatment unit 12 is electrically connected with audio acquiring unit 11, receives the audio signal that audio acquiring unit 11 obtains
And it is handled.Audio signal is output to the first loud speaker 13 by audio treatment unit 12, by the first loud speaker 13 to the audio
Signal is presented or is exported the first channel audio signal for forming the audio signal and second sound channel audio signal respectively
To output unit 14 between the first loud speaker 13 and speaker, the first channel audio signal is presented in the first loud speaker 13, speaker
Between output unit 14 by the slave speaker of second sound channel audio signal transmission to combined box, by from speaker to second sound channel audio
Signal is presented.In the present embodiment, can refer to from speaker it is existing from loudspeaker box structure, the present embodiment not to from speaker into
Row improves.
Output unit 14 includes wired output interface and wireless transmission unit between speaker, and wired output interface includes 3.5mm
Audio interface, 6.35mm audio interface, RCA interfaces, Cannon, optical fiber interface, coaxial interface, USB interface, wireless transmission are single
Member includes bluetooth module, wifi module, radio-frequency module.
Audio treatment unit 12 is controlled two kinds of processing modes of audio signal by trigger control unit 15, is touched
When sending out control unit 15 to the transmission first control signal of audio treatment unit 12, audio signal is output to by audio treatment unit 12
First loud speaker 13, when trigger control unit 15 is to the transmission second control signal of audio treatment unit 12, audio treatment unit will
It forms the first channel audio signal of the audio signal and second sound channel audio signal is exported respectively to the first loud speaker 13 and sound
Output unit 14 between case.Trigger control unit 15 is selected from key switch device, button switch, poke rod switching device, touches
Touch the one of which of switching device, induction switch device.
It should be noted that in embodiment shown in FIG. 1, the explanation of the peripheral circuits such as power supply is omitted, because of power supply etc.
Peripheral circuit is not the improved technology point of the application, and in order to enable the normal work of the product corresponding to technical scheme
Make, those skilled in the art add suitable power circuit etc. and need not move through creative work according to demand, this practicality is new
Also similarly, this is no longer going to repeat them for the other accompanying drawings of type.
With reference to figure 2, the circuit connection for giving the combined box main sound box of another embodiment is illustrated with signal flow
Figure, in embodiment illustrated in fig. 2, the first channel audio signal is right channel audio signal (i.e. R signal), second sound channel audio signal
For left channel audio signal (i.e. L signal).Audio acquiring unit 11 is electrically connected with the DAC input terminals of audio treatment unit 12, the
One loud speaker 13 is electrically connected with the lineout-R output terminals of audio treatment unit 12, output unit 14 and audio frequency process between speaker
The ADC output terminals of unit 12 are electrically connected, and output unit 14 is bluetooth sending module between the present embodiment speaker.Switch K1 is used to control
Whether L signal inputs the aux-R input terminals of audio treatment unit 12, and whether switch K2 is used to control L signal defeated through ADC output terminals
Go out.In the present embodiment trigger control unit be a poke rod switching device, by a poke rod (being omitted in figure) and switch K1 and
K2 compositions are switched, poke rod controls switch K1 and switch K2 simultaneously, is then first control signal when switch K1 is closed, K2 is disconnected,
L signal and R signal are output to the first loud speaker 13 after being mixed by audio treatment unit 12 and are presented at this time；When switch K1 breaks
Open, K2 is closed then as second control signal, R signal is output to the first loud speaker 13 and is presented at this time, and L signal is converted through ADC
It is transmitted wirelessly away by output unit between speaker 14.In the present embodiment, audio treatment unit 12 can be a FPGA processing
The FPGA processing chips of Cyclone series can be selected in chip.
With reference to figure 3, the circuit connection for giving the combined box main sound box of another embodiment is illustrated with signal flow
Figure, in embodiment illustrated in fig. 3, the first channel audio signal is left channel audio signal (i.e. L signal), second sound channel audio signal
For right channel audio signal (i.e. R signal).Audio acquiring unit 11 is electrically connected with the DAC input terminals of audio treatment unit 12, the
One loud speaker 13 is electrically connected with the lineout-L output terminals of audio treatment unit 12, output unit 14 and audio frequency process between speaker
The lineout-R output terminals of unit 12 are electrically connected, and output unit 14 is 3.5mm circuit output interfaces between the present embodiment speaker.It opens
It closes K3 and is used for the aux-L input terminals that R signal is controlled whether to input audio treatment unit 12, the present embodiment switch K3 belongs at audio
Unit 12 is managed, is built in the unit 12 of audio frequency process.Trigger control unit 15 is switched for a keys or buttons in the present embodiment
Device is made of a key/button, microcontroller and switch K3, and key/button passes through microcontroller and audio treatment unit 12
I2C ends are electrically connected, and key/button sends control signal by microcontroller to audio treatment unit 12, sends first control signal
The switch K3 in audio treatment unit 12 is made to be connected with 1 point, after L signal and R signal are mixed by audio treatment unit 12 at this time
The first loud speaker 13 is output to be presented；Sending second control signal makes the switch K3 in audio treatment unit 12 and 2 points of companies
It is logical, it is presented at this point, L signal is output to the first loud speaker 13, R signal is output to output unit 14 between speaker and transmits out
It goes.In the present embodiment, audio treatment unit 12 can be a stereo codecs, and the stereo volume solution of WM series can be selected
Code device.
With reference to figure 4, give the structure diagram of the combined box of another embodiment, including main sound box 100 and from
Speaker 200, main sound box 100 include exporting between audio acquiring unit 11, audio treatment unit 12, the first loud speaker 13, speaker single
Member 14, main sound box 100 pass through output unit between speaker 14 and the transmission from realization audio signal between speaker 200；Combined type sound
Case further includes trigger control unit 15, wherein, trigger control unit 15 includes the first connector being arranged on main sound box 100
It 151 and is arranged on a self-resetting switch device is set from the second connector 152 on speaker 200, the first connector 151
1511。
First connector 151 and the second connector 152 are the bayonet connection to match, and bayonet connection is used in combination
The conventional attachments of formula speaker belong to the technology known to field technology personnel, therefore are no longer repeated.Main sound box 100
It realize combination/splits with from speaker 200 by the connection/separation of the first connector 151 and the second connector 152.When the first company
When 151 and second connector 152 of fitting connects, self-resetting switch device 1511 is because of the first connector 151 and the second connector 152
Contact and depressed state is become from the state of bouncing；When the first connector 151 and the second connector 152 detach, Self-resetting is opened
It closes device 1511 and the state of bouncing is become from depressed state automatically.When self-resetting switch device 1511 is depressed, trigger control unit 15
First control signal is exported, when self-resetting switch device 1511 bounces, trigger control unit 15 exports second control signal, with reality
The handoff functionality of existing Fig. 1-embodiment illustrated in fig. 3.
Combination or fractionation of the present embodiment according to main sound box and from speaker are automatically switched, convenient and efficient, are eliminated and are cut manually
The tedious steps changed.
With reference to figure 5, give the structure diagram of the combined box of another embodiment, including main sound box 100 and from
Speaker 200, main sound box 100 include main sound box 100 and include audio acquiring unit 11, audio treatment unit 12, the first loud speaker 13
And output unit 14 between speaker；Include input unit between power supply unit 21, the second loud speaker 23 and speaker from speaker 200
24.Main sound box 100 and the biography for realizing audio signal by input unit 24 between output unit between speaker 14 and speaker from speaker 200
It is defeated.Combined box further includes trigger control unit 15, and the present embodiment trigger control unit 15 includes being arranged on main sound box 100
The first connector 151 and be arranged on from the second connector 152 on speaker 200, wherein setting one is led on the first connector 151
Electric contact/contact ring switching device 1512, one conductive trigger member 1521 of the second connector 152 setting.Conductive contact/contact ring is adopted
It is made of conductive material, such as copper, iron.
The present embodiment the first connector 151 and the second connector 152 are the magnetic connector to match, and magnetic connector is
Used in the conventional attachments of combined box, belong to the technology known to field technology personnel, therefore no longer repeated.It is main
It speaker 100 and realize combination/splits from speaker 200 by the connection/separation of the first connector 151 and the second connector 152.When
When first connector 151 and the second connector 152 connect, conductive contact/contact ring switching device 1512 and conductive trigger member
Conducting is realized in 1521 contacts；When the first connector 151 and the second connector 152 detach, conductive contact/contact ring switching device
1512 disconnect with conductive trigger member 1521.Trigger control unit 15 exports first control signal during conducting, triggering control during disconnection
Unit 15 exports second control signal.
Specifically, conductive trigger member 1521 is connect with low potential or high potential, and the present embodiment conduction trigger member 1521 is with supplying
Electric unit 21 connects.Main sound box 100 and from speaker 200 be disassembled form when, acquiescence conductive contact/contact ring switching device at this time
1512 output second control signals；When main sound box 100 and when being combined from speaker 200, conductive trigger member 1521 and conductive contact/connect
The circle connection conducting of switching device 1512 is touched, so as to send low potential or high potential signal to the audio treatment unit of main sound box 100,
It is that first control signal main sound box 100 is believed according to first control signal and the second control that the low potential or high potential signal, which are,
Number realize Fig. 1-embodiment illustrated in fig. 3 handoff functionality.
In the present embodiment, input unit 24 is used to input the second sound channel audio signal that main sound box is sent between speaker, packet
Wired input interface and radio receiving unit are included, wired input interface includes 3.5mm audio interface, 6.35mm audio interface, RCA
Interface, Cannon, optical fiber interface, coaxial interface, USB interface, radio receiving unit include bluetooth module, wifi module, penetrate
Frequency module.
Input unit 24 connects between second loud speaker 23 and speaker, for being presented to second sound channel audio signal.
Power supply unit 21 can be the connection mode of external power supply or internal battery, power supply unit 21 and other circuit units
Due to being routine techniques well-known to those skilled in the art, the present embodiment repeats no more.
The above content is combine specific embodiment further description made for the present invention, it is impossible to assert this hair
Bright specific implementation is confined to these explanations.For those of ordinary skill in the art to which the present invention belongs, it is not taking off
Under the premise of from present inventive concept, several simple deduction or replace can also be made.
Claims (10)
1. combined box, including main sound box and from speaker, which is characterized in that the main sound box includes audio acquiring unit, sound
Output unit between frequency processing unit, the first loud speaker and speaker, wherein, the main sound box is single by being exported between the speaker
It is first with it is described between speaker realize audio signal transmission；The combined box further includes trigger control unit；
The audio acquiring unit, for obtaining audio signal；
The audio treatment unit, the first control signal for being sent according to the trigger control unit export the audio letter
Number or according to the trigger control unit send second control signal will form the audio signal the first channel audio believe
Number and second sound channel audio signal export respectively；
First loud speaker, for the audio signal or first channel audio signal to be presented；
Output unit between the speaker, for exporting the second sound channel audio signal to described from speaker.
2. combined box according to claim 1, which is characterized in that the trigger control unit is arranged on the keynote
On case, the trigger control unit is selected from key switch device, button switch, poke rod switching device, soft-touch control dress
It puts, the one of which of induction switch device.
3. combined box according to claim 1, which is characterized in that the trigger control unit includes being arranged on described
It the first connector on main sound box and is arranged on described from the second connector on speaker, the main sound box and described leads to from speaker
The connection/separation for crossing first connector and second connector realize combination/splits, and the trigger control unit is in institute
It states the first connector and when second connector is in connection status exports the first control signal, the triggering control is single
Member exports the second control signal when first connector and second connector are in discrete state.
4. combined box according to claim 3, which is characterized in that the trigger control unit includes being arranged on described
Self-resetting switch device on first connector makes the trigger control unit described by the self-resetting switch device
A connection piece and second connector export the first control signal when being in connection status, in first connector and
Second connector exports the second control signal when being in discrete state.
5. combined box according to claim 3, which is characterized in that the trigger control unit includes being arranged on described
Conductive contact/contact ring switching device and the conductive trigger member being arranged on second connector on first connector, lead to
Crossing the conductive contact/contact ring switching device and the conductive trigger member makes the trigger control unit in the described first connection
Part and second connector export the first control signal when being in connection status, in first connector and described
Two connectors export the second control signal when being in discrete state.
6. combined box according to claim 4 or 5, which is characterized in that first connector and the second connector
Including the magnetic structure to match or buckle interface.
7. combined box according to claim 1, which is characterized in that the audio acquiring unit connects including wired input
Mouth, wireless receiving module, built-in player.
8. combined box according to claim 7, which is characterized in that the wired input interface includes 3.5mm audios
Interface, 6.35mm audio interface, RCA interfaces, Cannon, optical fiber interface, coaxial interface, USB interface；The wireless receiving mould
Block includes bluetooth module, WIFI module, radio-frequency module.
9. combined box according to claim 1, which is characterized in that output unit includes wired output between the speaker
Interface, wireless sending module.
10. combined box according to claim 9, which is characterized in that wired output interface includes 3.5mm audios
Interface, 6.35mm audio interface, RCA interfaces, Cannon, optical fiber interface, coaxial interface, USB interface；The wireless transmission mould
Block includes bluetooth module, WIFI module, radio-frequency module.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201721648278.5U CN207603880U (en) | 2017-12-01 | 2017-12-01 | Combined box |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201721648278.5U CN207603880U (en) | 2017-12-01 | 2017-12-01 | Combined box |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN207603880U true CN207603880U (en) | 2018-07-10 |
Family
ID=62761578
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201721648278.5U Active CN207603880U (en) | 2017-12-01 | 2017-12-01 | Combined box |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN207603880U (en) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN111641897A (en) * | 2020-05-29 | 2020-09-08 | 歌尔科技有限公司 | Intelligent combined sound box |
| CN111986715A (en) * | 2020-08-19 | 2020-11-24 | 科大讯飞股份有限公司 | Recording system and recording method |
-
2017
- 2017-12-01 CN CN201721648278.5U patent/CN207603880U/en active Active
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN111641897A (en) * | 2020-05-29 | 2020-09-08 | 歌尔科技有限公司 | Intelligent combined sound box |
| CN111986715A (en) * | 2020-08-19 | 2020-11-24 | 科大讯飞股份有限公司 | Recording system and recording method |
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