CN206540620U - Noise measuring automatic prompting device - Google Patents
Noise measuring automatic prompting device Download PDFInfo
- Publication number
- CN206540620U CN206540620U CN201720241934.3U CN201720241934U CN206540620U CN 206540620 U CN206540620 U CN 206540620U CN 201720241934 U CN201720241934 U CN 201720241934U CN 206540620 U CN206540620 U CN 206540620U
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- Prior art keywords
- noise
- microcontroller
- noise measuring
- automatic prompting
- measuring automatic
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Abstract
The utility model discloses a kind of noise measuring automatic prompting device, include the sound pick-up of the audio signal for obtaining ambient noise, the audio-frequency amplifier for amplifying audio signal, the audio signal after amplification is converted into noise figure and itself and preset value are subjected to microcontroller that size compared, the suggestion device of prompting and the power module for being powered to modules are sent according to the comparative result of microcontroller；Wherein, sound pick-up is connected with audio-frequency amplifier, and audio-frequency amplifier is connected with the analog-to-digital conversion module on micro controller module, and suggestion device includes light suggestion device, and when microcontroller judges that scaled value is more than preset value, light suggestion device sends prompting；The noise measuring automatic prompting device can not only send cue while detection noise, and will not further result in noise pollution, and its performance is humanized.
Description
Technical field
The utility model is related to a kind of noise detection apparatus, and in particular to a kind of noise measuring automatic prompting device.
Background technology
Noise refers to should not have and some sound in certain environment, refers to noisy, ear-piercing sound, and noise is that a class is drawn
Play the sound that people is irritated or volume is too strong and is detrimental to health.In the PE of people's daily life, using sound equipment or
The situation that person artificially sends more than National Environmental noise criteria occurs often, has had a strong impact on normal life, the work of surrounding resident
Make and rest.For example：Collective's square dance, personal exercise near residential block or Office Area, broadcast peddle the activity hair such as commodity
The noise more than National Environmental noise criteria gone out, disturbs surrounding resident normal office work and rest.
Sometimes the noise person of sending itself does not recognize that the sound oneself sent has exceeded the volume mark of national setting
Standard becomes noise, and the life and work on people around cause influence.
Therefore, Chinese patent literature CN201620486876 .6 disclose a kind of noise detection apparatus, and its, pass through pickup
Sound is picked up by device, so that information conveyance be analyzed into AVR central control processors, the result of analysis can make an uproar
It has been shown that, and can be reminded when sound is exceeded by sound prompting device 3 in the display screen of sound detector body, so as to realize
Prompting function.
But, the noise detection apparatus described in above-mentioned patent document at least has the following disadvantages：The noise measuring is filled
Put by sound prompting device to be reminded, that is to say, that it will realize that prompting function is accomplished by sending sound, and the sound
There is the possibility for causing noise pollution in the prompting sound that alarm set is sent, particularly when the noise detection apparatus is used in itself
During noisy space more than people, it can further aggravate noise pollution, have impact on the living environment or working environment of people.
Therefore, now need to provide a kind of noise measuring that can be detected to noise and noise pollution will not be aggravated certainly
Dynamic suggestion device.
Utility model content
The purpose of this utility model be provide it is a kind of noise can be detected and noise pollution will not be aggravated make an uproar
Sound detection automatic prompting device.
To achieve the above object, the utility model provides a kind of noise measuring automatic prompting device, wherein, the noise measuring
Automatic prompting device includes the sound pick-up of the audio signal for obtaining ambient noise, the sound for amplifying the audio signal
Audio amplifier, the audio signal after amplification is converted into noise figure and itself and preset value are subjected to the microcontroller that size is compared
Device, the suggestion device for sending according to the comparative result of the microcontroller prompting and the power supply mould for being powered to modules
Block；
Wherein, the sound pick-up is connected with the audio-frequency amplifier, on the audio-frequency amplifier and the microcontroller
Analog-to-digital conversion module is connected, and the suggestion device includes light suggestion device, is preset when the microcontroller judges that scaled value is more than
During value, the smooth suggestion device sends prompting.
Preferably, the smooth suggestion device includes light crossing-signal.
Preferably, the light crossing-signal is set to warning lamp, and the light crossing-signal is cylindrical structure.
Preferably, the microcontroller is single-chip microcomputer, is built-in with voice signal in the single-chip microcomputer internal storage.
Preferably, the suggestion device also includes sound prompt device, and the sound prompt device includes being used to amplify
The power amplifier of the voice signal and the loudspeaker for playing the voice signal after amplification, the power amplifier
Input be connected with the microcontroller, the output end of the power amplifier is connected with the loudspeaker.
Preferably, the numeral method module for display noise value, the numeral method module and institute are also included
Microcontroller is stated to be connected.
Preferably, the numeral method module includes two charactrons, and two charactrons are all set to 8 sections of common-anodes
Charactron.
Preferably, the real-time clock module for real-time generation time data is also included, the real-time clock module leads to
Universal serial bus is crossed with the microcontroller to be connected.
Preferably, opening time for setting the noise measuring automatic prompting device and shut-in time are also included
Button adjustment module, the button adjustment module is connected with the controller.Preferably, it is provided with dust-proof guarantor on the sound pick-up
Shield.
The utility model has the following advantages that part relative to prior art：
In the utility model, sound pick-up obtains audio signal from external environment, and the audio signal transmission is given
Audio-frequency amplifier, after audio-frequency amplifier amplifies the audio signal, is transferred to the AD conversion unit on microcontroller, described
Audio signal after amplification is converted into noise figure and then by microcontroller by noise figure by AD conversion unit on microcontroller
Compared with preset value, if noise figure is more than preset value, microcontroller will control the smooth suggestion device to send light cue,
So as to remind the people in the space environment to reduce sound, and then ensure the normal life or office of resident nearby；The noise measuring
Automatic prompting device can not only send cue while detection noise, and will not further result in noise pollution,
Its performance is humanized.
Brief description of the drawings
, below will be right in order to illustrate more clearly of the utility model embodiment or technical scheme of the prior art
The accompanying drawing used required in embodiment or description of the prior art is briefly described, it should be apparent that, describe below
In accompanying drawing be some embodiments of the present utility model, for those of ordinary skill in the art, do not paying creativeness
On the premise of work, other accompanying drawings can also be obtained according to these accompanying drawings.
Fig. 1 is the overall structure figure of the noise measuring automatic prompting device of embodiment of the present utility model.
Description of reference numerals
The audio-frequency amplifier of 1 sound pick-up 2
The power amplifier of 3 microcontroller 4
The numeral method module of 5 loudspeaker 6
The button adjustment module of 7 light crossing-signal 8
The power module of 9 real-time clock module 10.
Embodiment
Embodiment of the present utility model is described in detail below in conjunction with accompanying drawing.It should be appreciated that herein
Described embodiment is merely to illustrate and explained the utility model, is not limited to the utility model.
Referring to Fig. 1, the utility model provides a kind of noise measuring automatic prompting device, wherein, the noise measuring is carried automatically
Showing device includes the sound pick-up 1 of the audio signal for obtaining ambient noise, the audio-frequency amplifier for amplifying audio signal
2nd, the audio signal after amplification is converted into noise figure and itself and preset value is subjected to microcontroller 3 that size compared, according to micro-
The comparative result of controller 3 sends the suggestion device of prompting and the power module 10 for being powered to modules；
Wherein, sound pick-up 1 is connected with audio-frequency amplifier 2, audio-frequency amplifier 2 and the analog-to-digital conversion in the module of microcontroller 3
Module is connected, and suggestion device includes light suggestion device, when microcontroller 3 judges that scaled value is more than preset value, light suggestion device
Send prompting.
As described above, sound pick-up 1 obtains audio signal from external environment, and by audio signal transmission to audio-frequency amplifier
2, after audio-frequency amplifier 2 amplifies audio signal, it is transferred to the mould on the AD conversion unit on microcontroller 3, microcontroller 3
Number converting units by the audio signal after amplification be converted into noise figure then by microcontroller 3 by noise figure compared with preset value
Compared with if noise figure is more than preset value, microcontroller 3 will control light suggestion device to send light cue, so as to remind the space
People's reduction sound in environment, and then ensure the normal life or office of resident nearby；The noise measuring automatic prompting device is not
Cue can be only sent while detection noise, and noise pollution will not be further resulted in, its performance is more
Hommization.
As preferred embodiment of the present utility model, light suggestion device includes light crossing-signal 7；Light crossing-signal 7 is set to
The warning lamp of cylindrical structure.
As preferred embodiment of the present utility model, microcontroller 3 is built-in in single-chip microcomputer, single-chip microcomputer internal storage
There is voice signal；Likewise it is preferred that suggestion device also includes sound prompt device, sound prompt device includes being used to amplify voice
The power amplifier 4 of signal, the loudspeaker 5 for playing the voice signal after amplification, the input and microcontroller of power amplifier 4
Device 3 is connected, and the output end of power amplifier 4 is connected with loudspeaker 5.
After light siren 7 sends light cue, if the noise person of sending does not notice light cue or not had
There is reduction sound, voice signal built-in in internal storage is just output to the input of power amplifier 4, power by single-chip microcomputer
Amplifier 4 amplifies voice signal and the voice signal after amplification is input into loudspeaker 5 by wire by output end, by loudspeaker 5
Sound prompting is played, reminding effect is further played.
As preferred embodiment of the present utility model, the input of power amplifier 4 and the P2.0 pin phases of microcontroller 3
Even, certainly, the utility model is not limited to this, in the case where that can realize said function, and power amplifier 4 also can be with microcontroller
Other pins of device 3 are connected.
Specifically, when microcontroller 3 compares noise figure with preset value, if noise figure has exceeded preset value, micro-control
Device 3 processed sends information control light siren 7 and sends light cue.Sound pick-up 1 continues to obtain the audio letter of ambient noise simultaneously
Number and continue signal is amplified by audio-frequency amplifier 2 after pass to microcontroller 3, microcontroller 3 continues to the sound after amplification
Frequency signal is converted with being compared, after certain time, if the noise person of sending does not notice light cue or do not had
Sound is reduced, microcontroller 3 can then export voice signal to the input of power amplifier 4, power amplification by P2.0 pins
Device 4 is input to loudspeaker 5 by wire again after voice signal is amplified, and loudspeaker 5 send sound prompting, and " noise is excessive to please note reduction
Volume ".
Certainly, in the utility model, the sound prompting content that loudspeaker 5 are sent is not limited to that, can also be other
The voice content for equally playing reminding effect.
As preferred embodiment of the present utility model, also include the numeral method module 6 for display noise value,
Numeral method module 6 is connected with microcontroller 3.
Specifically, the charactron of numeral method module 6 includes two, and two charactrons are all set to 8 sections of common-anode numbers
Pipe.
As preferred embodiment of the present utility model, the section control end of numeral method module 6 and the P0 of microcontroller 3
Mouth is connected, and the position control end of numeral method module 6 is connected with the P2.2 pins of microcontroller 3 and P2.3 pins, certainly, this reality
Be not limited to this with new, in the case where said function can be realized, numeral method module 6 also can with microcontroller 3 its
He is connected at pin.
That is, allowing the noise person of sending to understand oneself to have issued noise in order to clearer, microcontroller 3 is after conversion
Noise figure be transferred to numeral method module 6 by P0 mouthfuls of P2.2 pins and P2.3 pins, by numeral method module 6 will
Noise figure in environment is shown.
As preferred embodiment of the present utility model, also include the real-time clock mould for real-time generation time data
Block 9, real-time clock module 9 is connected by universal serial bus with microcontroller 3.
As preferred embodiment of the present utility model, the signal end of the real-time timepiece chip on real-time clock module 9 leads to
Cross universal serial bus with the P3.0 pins and P3.1 pins of microcontroller 3 to be connected, certainly, the utility model is not limited to this, in energy
In the case of realizing said function, real-time clock module 9 can also be connected with other pins of microcontroller 3.
Specifically, the real-time generation time data of real-time clock module 9 and time data is transferred to microcontroller 3, by micro-
The binding time data of controller 3 judge working time, after work time and sleep time of having a rest, while controlling whole device
Open and close, operationally between and sleep the time of having a rest section opening device, in time shutoff device after work, play saving
The effect of electricity.
As preferred embodiment of the present utility model, also include for setting opening for noise measuring automatic prompting device
The button adjustment module 8 of time and shut-in time are opened, button adjustment module 8 is connected with controller 3.
There is regular hour difference in work and time of having a rest due to different zones different places, in order that the noise is examined
The life that automatic alarm set is preferably applied to the people of different places is surveyed, therefore, button adjustment module 8, user Ke Gen are set
When opening time and the closing for the noise measuring automatic alarm set for being adapted to oneself living area are set according to button adjustment module 8
Between, so as to preferably utilize the noise measuring automatic alarm set.
As preferred embodiment of the present utility model, dustproof protecting cover is provided with sound pick-up 1.
Device has the accumulation of dust during long-term use, and the dust of accumulation can weaken ring to a certain extent
Audio signal in border is so as to influence the accuracy of the audio signal of the acquisition ambient noise of sound pick-up 1, therefore, being set on sound pick-up 1
Dustproof protecting cover is put, so that the audio signal that sound pick-up 1 obtains ambient noise is more accurate.
Above-mentioned embodiment is only intended to clearly illustrate example, and the not restriction to embodiment.For
For those of ordinary skill in the art, other various forms of changes or change can also be made on the basis of the above description
It is dynamic.There is no necessity and possibility to exhaust all the enbodiments.And the obvious change or change thus extended out
Among the dynamic protection domain created still in the utility model.
Claims (10)
1. a kind of noise measuring automatic prompting device, it is characterised in that it includes the audio signal for obtaining ambient noise
Sound pick-up（1）, audio-frequency amplifier for amplifying the audio signal（2）, the audio signal after amplification is converted into
Itself and preset value are simultaneously carried out the microcontroller that size is compared by noise figure（3）, according to the microcontroller（3）Comparative result hair
Go out the suggestion device of prompting and the power module for being powered to modules（10）；
Wherein, the sound pick-up（1）With the audio-frequency amplifier（2）It is connected, the audio-frequency amplifier（2）With the microcontroller
（3）On analog-to-digital conversion module be connected, the suggestion device include light suggestion device, when the microcontroller（3）Judge conversion
When value is more than preset value, the smooth suggestion device sends prompting.
2. noise measuring automatic prompting device according to claim 1, it is characterised in that the smooth suggestion device includes light
Alarm（7）.
3. noise measuring automatic prompting device according to claim 2, it is characterised in that the light crossing-signal（7）Set
For warning lamp, the light crossing-signal（7）For cylindrical structure.
4. noise measuring automatic prompting device according to claim 1, it is characterised in that the microcontroller（3）For list
Voice signal is built-in with piece machine, the single-chip microcomputer internal storage.
5. noise measuring automatic prompting device according to claim 4, it is characterised in that the suggestion device also includes
Sound prompt device, the sound prompt device includes the power amplifier for being used to amplify the voice signal（4）And be used for
Play the loudspeaker of the voice signal after amplification（5）, the power amplifier（4）Input and the microcontroller（3）
It is connected, the power amplifier（4）Output end and the loudspeaker（5）It is connected.
6. noise measuring automatic prompting device according to claim 1, it is characterised in that also include for display noise
The numeral method module of value（6）, the numeral method module（6）With the microcontroller（3）It is connected.
7. noise measuring automatic prompting device according to claim 6, it is characterised in that the numeral method module
（6）Including two charactrons, two charactrons are all set to 8 sections of common-anode charactrons.
8. noise measuring automatic prompting device according to claim 1, it is characterised in that also include for producing in real time
The real-time clock module of time data（9）, the real-time clock module（9）Pass through universal serial bus and the microcontroller（3）Phase
Even.
9. noise measuring automatic prompting device according to claim 1, it is characterised in that also include described for setting
The opening time of noise measuring automatic prompting device and the button adjustment module of shut-in time（8）, the button adjustment module（8）
With the controller（3）It is connected.
10. noise measuring automatic prompting device according to claim 1, it is characterised in that the sound pick-up（1）It is upper to set
There is dustproof protecting cover.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201720241934.3U CN206540620U (en) | 2017-03-14 | 2017-03-14 | Noise measuring automatic prompting device |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201720241934.3U CN206540620U (en) | 2017-03-14 | 2017-03-14 | Noise measuring automatic prompting device |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN206540620U true CN206540620U (en) | 2017-10-03 |
Family
ID=59941767
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201720241934.3U Expired - Fee Related CN206540620U (en) | 2017-03-14 | 2017-03-14 | Noise measuring automatic prompting device |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN206540620U (en) |
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN108064703A (en) * | 2017-12-30 | 2018-05-25 | 河南农业大学 | A kind of pig farm cultivation pig house environment management system |
| CN108088551A (en) * | 2017-12-08 | 2018-05-29 | 郑岑 | A kind of detection gantry crane noise figure device |
| CN110097884A (en) * | 2019-06-11 | 2019-08-06 | 大众问问(北京)信息科技有限公司 | A kind of voice interactive method and device |
-
2017
- 2017-03-14 CN CN201720241934.3U patent/CN206540620U/en not_active Expired - Fee Related
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN108088551A (en) * | 2017-12-08 | 2018-05-29 | 郑岑 | A kind of detection gantry crane noise figure device |
| CN108064703A (en) * | 2017-12-30 | 2018-05-25 | 河南农业大学 | A kind of pig farm cultivation pig house environment management system |
| CN110097884A (en) * | 2019-06-11 | 2019-08-06 | 大众问问(北京)信息科技有限公司 | A kind of voice interactive method and device |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| GR01 | Patent grant | ||
| GR01 | Patent grant | ||
| CF01 | Termination of patent right due to non-payment of annual fee | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20171003 Termination date: 20180314 |