CN201869347U - Energy-saving control device of sound amplifier - Google Patents
Energy-saving control device of sound amplifier Download PDFInfo
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- CN201869347U CN201869347U CN2010206574685U CN201020657468U CN201869347U CN 201869347 U CN201869347 U CN 201869347U CN 2010206574685 U CN2010206574685 U CN 2010206574685U CN 201020657468 U CN201020657468 U CN 201020657468U CN 201869347 U CN201869347 U CN 201869347U
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- enlarger
- control device
- sound
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- energy
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Abstract
The utility model discloses an energy-saving control device of a sound amplifier, the control device is electrically connected to the amplifier and used for sensing an audio signal input state at the sound source input end of the amplifier and controlling the state of a power supply of the amplifier, the control device comprises a signal detection module, a control module and a power control module, the signal detection module is used for detecting the state at the sound source input end and generating a first signal to be transmitted to the control module, and the control module is used for controlling the power control module to perform the control on the state of the power supply of the amplifier. Therefore, the energy-saving control device can control the amplifier to automatically switch off the power supply after the input of audio signals is finished, and has the characteristics of saving energy, saving electricity and simultaneously reducing zero-component loss.
Description
Technical field
The utility model relates to a kind of energy saver, refers to a kind of energy-conservation sound enlarger control device of tool that can control the enlarger mains switch according to source of sound signal input state especially.
Background technology
In recent years along with making rapid progress of science and technology and advancing by leaps and bounds of production technology, the instrument that enlarger is sounded for the general popular sound equipment that is widely used in already, the enlarger principle is because the faint signal that news source equipment reads, be not sufficient to promote loudspeaker and send the sound, therefore need enlarger that signal is amplified, be amplified to and make loudspeaker send the gratifying sound, enlarger can be divided into around enlarger according to function at present, preamplifier, back level enlarger, comprehensive enlarger etc., yet, general enlarger need be connected on the power supply, in use for a long time as civil power or power supply unit etc., therefore, no matter whether the input of source of sound signal is arranged, the consumption that all can continue to produce electric power particularly is installed in indoor broadcast system; For example school can office etc., and many loud speakers are arranged at different positions respectively with enlarger, is connected to separately on civil power or the default distribution board, and then unifies to be connected to enlarger with cable etc.When a broadcast system did not use for a long time, enlarger was still and remains on starting state, and was continuing to consume electric power.
Because above-mentioned demand, this creator hence studies intensively, and long-pending individual is engaged in the many years of experience of described cause, designs the energy-conservation sound enlarger control device of a kind of tool eventually.
Summary of the invention
A purpose of the present utility model aims to provide the energy-conservation sound enlarger control device of a kind of tool.
A purpose of the present utility model aims to provide a kind of energy-conservation sound enlarger control device of tool of having no progeny and can interrupt the enlarger power supply in audio signal.
A purpose of the present utility model, aim to provide a kind of when audio signal is imported the energy-conservation sound enlarger control device of the tool of conducting enlarger power supply automatically.
For reaching above-mentioned purpose, the utility model provides the energy-conservation sound enlarger control device of a kind of tool, is to be electrically connected to a default enlarger, and described enlarger receives an audio signal of a sound source input end, and described control device comprises:
One signal detecting module, it is electrically connected between described enlarger and the described sound source input end, and it is detected the state of described sound source input end and produces one first signal;
One control module, it is electrically connected to described signal detecting module and produces a secondary signal according to described first signal;
One electric power control module is to be electrically connected to described control module and described enlarger respectively, and controls the power supply status of described enlarger according to described secondary signal.
In the preferred implementation, described sound source input end is wire microphone or wireless microphone.
In the preferred implementation, described electric power control module is located at described enlarger inside.
In the preferred implementation, described electric power control module is the power module of described enlarger internal preset.
In the preferred implementation, described electric power control module is mechanical switch or electronic switch.
In the preferred implementation, described control module further includes an operation interface in order to the action parameter of setting described control device.
In the preferred implementation, described operation interface be mechanical switch, electronic switch or contact panel one of them.
In the preferred implementation, described control module further includes one in order to show the display interface of described control device operate condition.
In the preferred implementation, described display interface be seven-segment display, LDE array display or liquid crystal panel one of them.
In the preferred implementation, be provided with an analog digital amplifying circuit in the described signal detecting module, it receives audio signal, and transfers to described control module according to producing described first signal after its amplitude height processing and amplifying.
Thus, described enlarger is in when work, except continuing to keep the power supply input, when not having the audio signal input, closes the power supply of enlarger by described control device, can not cause extra power consumption; In addition, when described sound source input end had the signal input, described control device made described enlarger restore electricity at once, and can operate immediately.
Description of drawings
Fig. 1 is the calcspar of the utility model preferred embodiment;
Fig. 2 is the flow chart of the utility model preferred embodiment;
Fig. 3 is the calcspar of the another preferred embodiment of the utility model;
Fig. 4 is the utility model calcspar of a preferred embodiment again;
Fig. 5 is the calcspar of another preferred embodiment of the utility model.
Description of reference numerals: 1-sound source input end; The 2-enlarger; The 3-loud speaker; The 4-control device; 41-signal detecting module; 411-analog digital amplifying circuit; The 42-control module; The 421-operation interface; The 422-display interface; 43-electric power control module.
Embodiment
Understand content of the present utility model for your juror can be known, it is graphic only to arrange in pairs or groups in the following instructions, please consult.
See also shown in Fig. 1,2, be the calcspar and the flow chart of the utility model preferred embodiment, as shown in the figure, the energy-conservation sound enlarger control device of the utility model tool comprises that mainly an enlarger 2 and a control device 4 constitute, wherein:
Described enlarger 2 is electrically connected with a sound source input end 1 and a loud speaker 3 respectively, described sound source input end 1 can comprise two kinds of kenels, first kenel comprises in order to receive sound signal and to transfer the speech input device of electric signal to, as wired microphone or wireless microphone, this type of sound source input end 1 can directly electrically connect with described enlarger 2, for example by modes such as source of sound joint, USB or wireless signal (as BlueTooth, WiFi etc.) receptions; Second kenel comprises the audio signal input of described enlarger 2, because the kenel of described enlarger 2 is various, for example be used for combination audio, large-scale broadcast system, automobile-used system etc., these enlargers 2 can't be connected to the voice input device of microphone or other kinds separately, therefore, the described sound source input end 1 of described second kenel in the broadest sense, general reference imports the tie point of described enlarger 2, for example source of sound joint with the audio signal of outside, the source of sound connector, wireless receiver in order to the audio signal that receives wireless transmission, by network (as Ethernet, coaxial cable, IEEE1394 etc.) be transferred to the audio signal input etc. of described enlarger 2.In addition, voice outputs such as described loud speaker 3 general reference loudspeaker, earphone, audio amplifier; Transfer an audio signal to behind the then described sound source input end 1 reception sound signal and be transferred to described enlarger 2, and described enlarger 2 amplifies back output with described audio signal.
Described control device 4 electrically connects with described enlarger 2, and it includes a signal detecting module 41, a control module 42 and an electric power control module 43, wherein:
Described signal detecting module 41 is electrically connected between described enlarger 2 and the described sound source input end 1, it is detected the state of described sound source input end 1 and produces one first signal, and, be provided with an analog digital amplifying circuit 411 in the described signal detecting module 41, after described signal detecting module 41 receives audio signal, by the amplitude height processing and amplifying of described analog digital amplifying circuit 411, and produce described first signal according to audio signal.
Described signal detecting module 41 except above-mentioned detecting mode, other detecting modes illustrate as after; Judge according to the signal state of described sound source input end 1 whether the audio signal input is arranged, because audio signal is mainly the simulation kenel, and have certain amplitude and frequency, therefore, when too high or too low and voltage amplitude was on the low side when the frequency of audio signal, described signal detecting module 41 just was judged to be the input of absence of audio signal; And for example described signal detecting module 41 is utilized devices such as some filters, just directly noise isolation and directly judgement whether the audio signal input is arranged, it should be noted, the above-mentioned detecting mode that only illustrates described signal detecting module 41, and the detecting mode of non-limiting described signal detecting module 41 when implementing, such as technology or circuit structure that whether the audio signal input is arranged can be detected, all category of the present utility model should be belonged to.
Described control module 42 electrically connects with described signal detecting module 41, and receives described first signal of described control module 41 transmission, and then described control module 42 just can judge whether to cut off the power supply of described enlarger 2 according to described first signal.
Described electric power control module 43 is electrically connected to described control module 42 and described enlarger 2 respectively, and after receiving described first signal, described control module 42 produces a secondary signal, described electric power control module 43 is just controlled the power supply status of described enlarger 2 according to described secondary signal, it should be noted, described electric power control module 43 is when connecting, can at least two kinds of kenels realize, first kind of kenel comprises power supply unit or the power input that is connected in described enlarger 2 inside, second kind of kenel comprises that being connected in central authorities controls the road, electric supply installation such as distribution board or UPS is connected to the power output end of described enlarger 2, the above-mentioned enforcement aspect of only enumerating described electric power control module 43, and the actual enforcement structure or the circuit of non-limiting described electric power control module 43, such as the power supply of the described enlarger 2 of may command input all should be contained in category of the present utility model.
In addition, it should be noted that when above-mentioned described control device 4 reality are implemented, can comprise integrated integrated circuit kenel, promptly described signal detecting module 41, described control module 42 are incorporated in single the integrated circuit with described electric power control module 43; Or comprise integrated circuit kenel, promptly described a plurality of modules single the packaged integrated circuits of respectively doing for oneself, connect by modes such as PCB; Or comprise the electronic circuit of respectively doing for oneself electronic circuit kenel, promptly described a plurality of modules electric component group becoming, connect by modes such as PCB; Also or be above-mentioned each kenel hybrid mode; In addition, described control device 4 is when being electrically connected at described enlarger 2, can be installed in the inside of described enlarger 2 or be integrated on the circuit of described enlarger 2 inside, also or by the outside electrically connect, then described signal detecting module 41 and described electric power control module 43 please refer to the front narration with the connected mode of described enlarger 2.
Please cooperate simultaneously and consult shown in Figure 2ly, be the flow chart of the utility model preferred embodiment, as shown in the figure, the energy-conservation step of described control device 4 is for comprising:
Step 100: described signal detecting module is detected the state of described sound source input end;
In this step, described signal detecting module 41 is electrically connected between described enlarger 2 and the described sound source input end 1, and whether begin to detect described sound source input end 1 simultaneously has the audio signal input.
Step 101: described signal detecting module produces first signal and transfers to described control module;
In this step, when the state of described sound source input end 1 is imported for there being the audio signal input to transfer back absence of audio signal to, or change when the audio signal input is arranged for absence of audio signal input, described signal detecting module 41 produces first signal, and described first signal is transferred to described control module 42.
Step 102: described control module produces secondary signal and transfers to described electric power control module;
In this step, described control module 42 transfers to described electric power control module 43 according to the state generation secondary signal of first signal, determine the action of described electric power control module 43, as importing for there being the audio signal input to transfer back absence of audio signal to, then controlling described electric power control module 43 cuts off the electricity supply, otherwise, when the audio signal input being arranged, then control described electric power control module 43 turn-on powers for absence of audio signal input commentaries on classics.
Step 103: described electric power control module is controlled the power supply input of described enlarger;
In this step, described electric power control module 43 decides the power supply status of the described enlarger 2 of supply according to described control module 42; According to above-mentioned state, when audio signal input transfers back absence of audio signal input to, then carry out step 104, otherwise change when having audio signal to import for the input of absence of audio signal, then carry out step 105.
Step 104: described electric power control module 43 is ended the power supply input of described enlarger 2.
Step 105: the power supply input of the described enlarger 2 of described electric power control module 43 conductings.
By the combination of described control device 4 of the present utility model with described enlarger 2, described enlarger 2 is when work, just continue the state of described enlarger 2 of detecting or described sound source input end 1 by described signal detecting module 41, when not having the audio signal input, close the power supply of described enlarger 2 by described control device 4, can not cause extra electrical source consumption; In addition, when described sound source input end 1 had the audio signal input, described control device 4 made described enlarger 2 restore electricity at once, and can operate immediately.
See also shown in Figure 3, the schematic diagram of the another preferred embodiment of the utility model, as shown in the figure, present embodiment is compared to the difference of earlier figures 1, described control device 4 is in the embodiment of earlier figures 1, it is arranged at described enlarger 2 outsides, and in the present embodiment, described control device 4 is for being arranged at the inside of described enlarger 2, then described signal detecting module 41 is when connecting, be the connector (not indicating among the figure) that is connected in described enlarger 2, for example source of sound signal connector, USB connector, wireless receiver etc., and described electric power control module 43 is for being connected in the power supply supply interlock circuit or the power input of described enlarger 2.
See also shown in Figure 4, the utility model is the schematic diagram of a preferred embodiment again, as shown in the figure, present embodiment is compared to the difference of earlier figures 1, described enlarger 2 can connect many described sound source input ends 1 of group simultaneously or organize described loud speaker 3 more, and when described enlarger 2 uses, be still the input state of judging audio signal by described control device 4, decide the power supply status of described enlarger 2.
See also shown in Figure 5, the schematic diagram of another preferred embodiment of the utility model, as shown in the figure, present embodiment is compared to the difference of earlier figures 1, the described control module 42 of described control device 4 further is provided with an operation interface 421 and a display interface 422, wherein:
Described operation interface 421 electrically connects with described control module 42, its operate condition in order to provide the user to set described control device 4, for example the operate condition explanation as after; When whether signal detecting module 41 has the audio signal input at detecting described sound source input end 1 or described enlarger 2, except foundation audio signal intensity is judged, also can decide according to the length of audio signal change-over time, promptly when audio signal when continuing input, suddenly interrupt the several seconds, might be that first speaker interrupts the several seconds in a minute suddenly, or signal delay etc., repeatedly start in the described short time for fear of enlarger, then can in described operation interface 421, set, make described control module 42 under the no signal of short time, do not interrupt the power supply of described enlarger 2; Also or when described enlarger 2 or described sound source input end 1 produce audio signal suddenly, but the duration is not long, for example the several seconds, then can set in described operation interface 421, make described control module 42 under the signal of short time, the power supply of the described enlarger 2 of not conducting; It should be noted, described operation interface 421 can be in order to set the length of above-mentioned blink, but in the embodiment of earlier figures 1, described control module 42 can directly be pre-set in its inside with the above-mentioned of short duration audio signal change time, then in the present embodiment, revise for the user by described operation interface 421 again.Moreover, described operation interface 421 can be mechanical switch such as thumb-acting switch, rocking handle head-shaking switch, push-button switch, rocker switch, soft-touch control, band switch, sensitive switch or proximity switch, or electronic switchs such as thin film switch, touch switch, also or be contact panels such as resistance-type, condenser type, optical profile type or acoustic wave one of them.
Described display interface 422 electrically connects with described control module 42, it learns the operate condition of present described control device 4 or described enlarger 2 in order to the user to be provided, for example described display interface 422 shows that present described enlarger 2 is off-mode/starting state, and described signal detecting module 41 continues the change whether detecting has the audio signal input or audio signal is not arranged, in addition, described display interface 422 also can show described signal detecting module 41 state of detecting at present, for example noise is imported number of times, break period, number of times or the like was beneficial to the operating state that the user understands present described enlarger 2 and described control device 4; Moreover, described display interface 422 can be seven-segment display, LDE array display or liquid crystal panel one of them.
It should be noted that described operation interface 421 and described display interface 422 are when reality is implemented, demand that can be when using exists simultaneously or selects the usefulness that begins separately, and unrestricted the two must exist simultaneously.
More than explanation is just illustrative for the purpose of the present invention, and nonrestrictive, those of ordinary skills understand; under the situation of the spirit and scope that do not break away from following claims and limited, can make many modifications, change; or equivalence, but all will fall within the scope of protection of the present invention.
Claims (10)
1. the sound enlarger control device that tool is energy-conservation is characterized in that, is in order to electrically connecting a default enlarger, and described enlarger receives an audio signal of a sound source input end, and described audio signal is amplified back output, and described control device comprises:
One signal detecting module, it is electrically connected between described enlarger and the described sound source input end, and it is detected the state of described sound source input end and produces one first signal;
One control module, it is electrically connected to described signal detecting module and produces a secondary signal according to described first signal;
One electric power control module is to be electrically connected to described control module and described enlarger respectively, and controls the power supply status of described enlarger according to described secondary signal.
2. the sound enlarger control device that tool according to claim 1 is energy-conservation is characterized in that described sound source input end is wire microphone or wireless microphone.
3. the sound enlarger control device that tool according to claim 1 is energy-conservation is characterized in that described electric power control module is located at described enlarger inside.
4. the sound enlarger control device that tool according to claim 3 is energy-conservation is characterized in that described electric power control module is the power module of described enlarger internal preset.
5. the sound enlarger control device that tool according to claim 1 is energy-conservation is characterized in that described electric power control module is mechanical switch or electronic switch.
6. the sound enlarger control device that tool according to claim 1 is energy-conservation is characterized in that, described control module further includes an operation interface in order to the action parameter of setting described control device.
7. the sound enlarger control device that tool according to claim 6 is energy-conservation is characterized in that, described operation interface be mechanical switch, electronic switch or contact panel one of them.
8. the sound enlarger control device that tool according to claim 1 is energy-conservation is characterized in that, described control module further includes one in order to show the display interface of described control device operate condition.
9. the sound enlarger control device that tool according to claim 8 is energy-conservation is characterized in that, described display interface be seven-segment display, LDE array display or liquid crystal panel one of them.
10. the sound enlarger control device that tool according to claim 1 is energy-conservation, it is characterized in that, be provided with an analog digital amplifying circuit in the described signal detecting module, it receives audio signal, and transfers to described control module according to producing described first signal after its amplitude height processing and amplifying.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2010206574685U CN201869347U (en) | 2010-12-08 | 2010-12-08 | Energy-saving control device of sound amplifier |
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2010206574685U CN201869347U (en) | 2010-12-08 | 2010-12-08 | Energy-saving control device of sound amplifier |
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| CN201869347U true CN201869347U (en) | 2011-06-15 |
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| CN2010206574685U Expired - Fee Related CN201869347U (en) | 2010-12-08 | 2010-12-08 | Energy-saving control device of sound amplifier |
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Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN104244145A (en) * | 2014-08-06 | 2014-12-24 | 青岛歌尔声学科技有限公司 | Electronic equipment and automatic oscillator power consumption reduction control system thereof |
| TWI589161B (en) * | 2015-10-27 | 2017-06-21 | Wireless receiver for wireless microphones |
-
2010
- 2010-12-08 CN CN2010206574685U patent/CN201869347U/en not_active Expired - Fee Related
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN104244145A (en) * | 2014-08-06 | 2014-12-24 | 青岛歌尔声学科技有限公司 | Electronic equipment and automatic oscillator power consumption reduction control system thereof |
| CN104244145B (en) * | 2014-08-06 | 2018-10-19 | 青岛歌尔声学科技有限公司 | A kind of electronic equipment and its automatic control system for reducing oscillator power consumption |
| TWI589161B (en) * | 2015-10-27 | 2017-06-21 | Wireless receiver for wireless microphones |
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| 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: 20110615 Termination date: 20191208 |
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| CF01 | Termination of patent right due to non-payment of annual fee |