CN105530588A - Outdoor high-power sound equipment remote testing device - Google Patents
Outdoor high-power sound equipment remote testing device Download PDFInfo
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- CN105530588A CN105530588A CN201610103953.XA CN201610103953A CN105530588A CN 105530588 A CN105530588 A CN 105530588A CN 201610103953 A CN201610103953 A CN 201610103953A CN 105530588 A CN105530588 A CN 105530588A
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- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04R—LOUDSPEAKERS, MICROPHONES, GRAMOPHONE PICK-UPS OR LIKE ACOUSTIC ELECTROMECHANICAL TRANSDUCERS; DEAF-AID SETS; PUBLIC ADDRESS SYSTEMS
- H04R29/00—Monitoring arrangements; Testing arrangements
- H04R29/001—Monitoring arrangements; Testing arrangements for loudspeakers
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- General Health & Medical Sciences (AREA)
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- Acoustics & Sound (AREA)
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Abstract
The invention relates to an outdoor high-power sound equipment remote testing device, which comprises a central monitoring module and more than one channel monitoring module, wherein the central monitoring module comprises a central control module, a power supply module, a communication module and a human-computer interaction module; the channel monitoring module comprises a branch line electrical parameter detection module, a controllable change-over switch module and an analog load, a line input end of the branch line electrical parameter detection module is used for connecting a power amplification output end of tested sound equipment, and a line output end of the branch line electrical parameter detection module is used for connecting a public end of the controllable change-over switch module; and an output end of the controllable change-over switch module is used for connecting a loudspeaker, and another output end is connected with the analog load. The outdoor high-power sound equipment remote testing device has various kinds of testing modes such as soundless test and sound test, a monitoring center can select one of the modes anytime according to needs for testing the tested sound equipment, the outdoor high-power sound equipment remote testing device can be additionally arranged on outdoor high-power sound equipment of any models, and the installation is rapid.
Description
Technical field
The present invention relates to the measuring technology of high power acoustics, particularly relate to a kind of outdoor high power acoustics remote test device.
Background technology
Outdoor high power acoustics is widely used in large area place emergency alarm and broadcast, tackle various natural calamity and accident, effectively pass on alarm signal rapidly, for places such as factory, oil field, mining area, harbour, hydroelectric station, army, prison, school and rural areas.For being arranged on outdoor high-power audio equipment, be generally unattended operation, and general stereo set does not have remote monitoring function, the full and accurate running status of high-power audio equipment cannot be known in real time in Surveillance center.
Summary of the invention
The technical problem to be solved in the present invention is: provide a kind of for sound test pattern and noiseless test pattern, have the outdoor high power acoustics remote test device of multi-channel testing.
To achieve these goals, concrete technical scheme provided by the invention is: a kind of outdoor high power acoustics remote test device, comprise CSRC module and more than one channel monitoring module, described CSRC module comprises central control module, power module, communication module and human-computer interaction module, described channel monitoring module comprises branch line electrical parameters detection module, controlled diverter switch module and fictitious load, the line input of described branch line electrical parameters detection module is for connecting the power amplifier output of tested sound equipment, the line output of described branch line electrical parameters detection module is connected with the common port of controlled diverter switch module, an output of described controlled diverter switch module is for connecting loudspeaker, its another output is connected with fictitious load, the measuring-signal output of described branch line electrical parameters detection module is all connected with central control module with the control end of controlled diverter switch module, described communication module is connected with central control module respectively with human-computer interaction module, and described power module is used for powering to communication module, human-computer interaction module and central control module.This structure has with sound test pattern and noiseless test pattern, has multi-channel testing function, can realize remote monitoring again.
Further, described CSRC module also comprises bus electrical parameters detection module, the line input of described bus electrical parameters detection module is for connecting dispatch from foreign news agency, the line output of described bus electrical parameters detection module is for connecting the power input of tested sound equipment, and the measuring-signal output of described bus electrical parameters detection module is connected with central control module.Herein, bus electrical parameters detection module is for detecting input voltage, the parameter such as input current and total power input of tested sound equipment.
Further, described CSRC module comprises controllable switch module, the input of described controllable switch module is for connecting dispatch from foreign news agency, the output of described controllable switch module is connected in series with the line input of bus electrical parameters detection module, and the control end of described controllable switch module is connected with central control module.This structure, for controlling the power supply input of tested sound equipment, can realize Long-distance Control.
Further, described CSRC module comprises sound acquisition module, and described sound acquisition module is connected with central control module.This structure, for gathering acoustic information, judges the broadcast state of tested sound equipment by acoustic information.
Further, described CSRC module comprises image capture module, and described image capture module is connected with central control module.This structure, for gathering image information, judges the apparent condition of tested sound equipment and loudspeaker by image information.
Further, described channel monitoring module also comprises small-power and to raise one's voice module, and raise one's voice module and fictitious load of described small-power is connected an output of controlled diverter switch module jointly.Small-power module of raising one's voice sends one in a low voice, and this is used in a low voice monitor.
Further, described small-power module of raising one's voice is made up of a resistance and the small-power loudspeaker of connecting with it.This structure is simple, and cost is low.
Further, described small-power module of raising one's voice is made up of with the small-power loudspeaker that side is connected with it a step-down transformer.This structure is simple, and cost is low.
Further, described fictitious load adopts resistance.Resistance is preferably adjustable resistance herein, can the loudspeaker impedances corresponding according to the audio frequency of actual play regulate.
Further, described resistive impedance equals loudspeaker impedances corresponding to testing audio frequency that tested sound equipment is play.This technology is to ensure that fictitious load can simulate actual broadcast load, thus realizes without sound detection.
Further, described branch line electrical parameters detection module is by one or both combinations wherein of current sensor, voltage sensor.This structure is simple, and cost is low.
Further, described bus electrical parameters detection module is made up of current sensor and voltage sensor.This structure is simple, and cost is low.
Compared with prior art, advantage of the present invention is: 1) have the multiple test patterns such as sound test pattern and noiseless test pattern, Surveillance center can select wherein a kind of pattern to test tested sound equipment at any time as required.2) under sound test pattern, the controlled diverter switch module of CSRC module controls, tested sound equipment is exported and connects loudspeaker, then tested sound equipment plays testing audio, loudspeaker send the sound, CSRC module gathers by branch line electrical parameters detection module electrical power size and the change curve that tested sound equipment outputs to each loudspeaker, and the total input electric power size of tested sound equipment and change curve, thus CSRC module judges that whether the work of tested sound equipment is normal, and relevant information, on-the-spot acoustic information and image information all by communication module remote transmission to Surveillance center, thus realize remote monitoring.3) under noiseless test pattern, the controlled diverter switch module of CSRC module controls, tested sound equipment is exported and connects fictitious load resistance, then tested sound equipment plays testing audio, the tested sound equipment of fictitious load resistance consumption exports energy, small-power module of raising one's voice plays little acoustic monitoring audio frequency, CSRC module gathers by branch line electrical parameters detection module electrical power size and the change curve that tested sound equipment outputs to each fictitious load resistance, and the total input electric power size of tested sound equipment and change curve, thus CSRC module judges that whether the work of tested sound equipment is normal, and relevant information, on-the-spot acoustic information and image information all by communication module remote transmission to Surveillance center, thus realize remote monitoring.3) this device has multiple channel monitoring module, can monitor multichannel power amplifier and export.4) this testing apparatus can be easy to be attached on the outdoor high-power audio equipment of any model, quick for installation.5) tested sound equipment state long-rangely can be understood by sound and image by Surveillance center, can reach effect on the spot in person during remote testing.
figure of description
Apparatus structure schematic diagram containing a channel monitoring module in Fig. 1 the present invention;
Apparatus structure schematic diagram containing two channel monitoring modules in Fig. 2 the present invention;
Apparatus structure schematic diagram containing bus electrical parameters detection module in Fig. 3 the present invention;
Apparatus structure schematic diagram only containing bus electrical parameters detection module in Fig. 4 the present invention;
Small-power in Fig. 5 the present invention is raised one's voice a kind of structural representation of module;
Small-power in Fig. 6 the present invention is raised one's voice the another kind of structural representation of module.
Embodiment
By reference to the accompanying drawings, embodiments of the present invention are described in detail.
Embodiment 1 outdoor high power acoustics remote test device as a kind of in Fig. 1, comprise CSRC module 2 and a channel monitoring module 3, described CSRC module 2 comprises central control module 21, power module 23, communication module 22 and human-computer interaction module 26, described channel monitoring module comprises branch line electrical parameters detection module 31, controlled diverter switch module 32 and fictitious load 33, the line input of described branch line electrical parameters detection module 31 is for connecting the power amplifier output of tested sound equipment 4, the line output of described branch line electrical parameters detection module 31 is connected with the common port of controlled diverter switch module 32, an output of described controlled diverter switch module 32 is for connecting loudspeaker 5, its another output is connected with fictitious load 33, the measuring-signal output of described branch line electrical parameters detection module 31 is all connected with central control module 21 with the control end of controlled diverter switch module 32, described communication module 22 is connected with central control module respectively with human-computer interaction module 26, and described power module 23 is powered for giving communication module 22, human-computer interaction module 26 and central control module 21.Branch line electrical parameters detection module 31 is the voltage signals for detecting in each channel monitoring module on circuit, current signal and electrical power signal; Preferably, branch line electrical parameters detection module 31 is by one or both combinations wherein of current sensor, voltage sensor.Described controlled diverter switch module 32 can be that the relay with normally-closed contact often driven by a band; May also be multiple relay assembly.
As Fig. 2, a kind of outdoor high power acoustics remote test device, comprise CSRC module 2 and two channel monitoring modules 3, described CSRC module 2 comprises central control module 21, power module 23, communication module 22 and human-computer interaction module 26, described channel monitoring module comprises branch line electrical parameters detection module 31, controlled diverter switch module 32 and fictitious load 33, the line input of described branch line electrical parameters detection module 31 is for connecting the power amplifier output of tested sound equipment 4, the line output of described branch line electrical parameters detection module 31 is connected with the common port of controlled diverter switch module 32, an output of described controlled diverter switch module 32 is for connecting loudspeaker 5, its another output is connected with fictitious load 33, the measuring-signal output of described branch line electrical parameters detection module 31 is all connected with central control module 21 with the control end of controlled diverter switch module 32, described communication module 22 is connected with central control module respectively with human-computer interaction module 26, and described power module 23 is powered for giving communication module 22, human-computer interaction module 26 and central control module 21.Branch line electrical parameters detection module 31 is the voltage signals for detecting in each channel monitoring module on circuit, current signal and electrical power signal; Preferably, branch line electrical parameters detection module 31 is by one or both combinations wherein of current sensor, voltage sensor.Described controlled diverter switch module 32 can be that the relay with normally-closed contact often driven by a band; May also be multiple relay assembly.
On the basis of above-described embodiment, as Fig. 3, described CSRC module also comprises bus electrical parameters detection module 25, the line input of described bus electrical parameters detection module 25 is for connecting dispatch from foreign news agency, the line output of described bus electrical parameters detection module 25 is for connecting the power input of tested sound equipment, and the measuring-signal output of described bus electrical parameters detection module 25 is connected with central control module 21.Herein, bus electrical parameters detection module 25 is for detecting input voltage, the parameter such as input current and total power input of tested sound equipment 4.Preferably, described bus electrical parameters detection module 25 is made up of current sensor and voltage sensor.
In order to control the power supply input of tested sound equipment, Long-distance Control can be realized, described CSRC module 2 comprises controllable switch module 24, the input of described controllable switch module 24 is for connecting dispatch from foreign news agency, the output of described controllable switch module 24 is connected in series with the line input of bus electrical parameters detection module 25, and the control end of described controllable switch module 24 is connected with central control module 21.
Embodiment 2 is as Fig. 4, a kind of outdoor high power acoustics remote test device, comprise more than CSRC module 2 and one channel monitoring module 3, described CSRC module 2 comprises human-computer interaction module 26, central control module 21, bus electrical parameters detection module 25, power module 23 and communication module 22, described channel monitoring module 3 comprises controlled diverter switch module 32 and fictitious load 33, the common port of described controlled diverter switch module 32 is for connecting the power amplifier output of tested sound equipment 4, an output of described controlled diverter switch module 32 is for connecting loudspeaker 5, its another output is connected with fictitious load 33, described communication module 22, human-computer interaction module 26 are connected with central control module 21, the line input of described bus electrical parameters detection module 25 is for connecting dispatch from foreign news agency, the line output of described bus electrical parameters detection module 25 is for connecting the power input of tested sound equipment 4, the measuring-signal output of described bus electrical parameters detection module 25 is connected with central control module 21 with the control end of controlled diverter switch module 32, and described power module 23 is powered for giving communication module 22, human-computer interaction module 26 and central control module 21.Gather the input voltage of tested sound equipment, electric current and power by bus electrical parameters detection module, thus realize remote monitoring.
On the basis of embodiment 1 and embodiment 2, in order to gather sound, realize remote monitoring, described CSRC module 2 comprises sound acquisition module 27, and described sound acquisition module 27 is connected with central control module 21.
This device can also gather image information, can the long-range apparent condition being judged tested sound equipment and loudspeaker by image information, and described CSRC module 2 comprises image capture module 28, and described image capture module 28 is connected with central control module 21.
Described channel monitoring module 3 also comprises small-power and to raise one's voice module 36, and raise one's voice module 36 and fictitious load 33 of described small-power is connected an output of controlled diverter switch module 32 jointly.Small-power module 36 of raising one's voice sends one in a low voice, and this is used in a low voice the object monitored.Concrete, as Fig. 5 and Fig. 6, described small-power module 36 of raising one's voice is made up of with small-power loudspeaker of connecting with it a resistance or is made up of with the small-power loudspeaker that side is connected with it a step-down transformer.
In order to ensure that fictitious load can simulate actual broadcast load, thus realize without sound detection, described fictitious load 33 adopts resistance, is preferably adjustable resistance, and described resistive impedance equals the loudspeaker impedances corresponding to testing audio frequency of tested sound equipment broadcasting.
In order to normally work when not having dispatch from foreign news agency, described CSRC module 2 comprises power storage module 231, and described power storage module 231 is connected with power module 23.In addition, described CSRC module 2 and more than one channel monitoring module 3 are installed in casing 1.Described CSRC module 2 also comprises chamber door state detection module 11, and described chamber door state detection module 11 is connected with central control module 21.
It is to be understood that above-mentioned execution mode has done more detailed text description to the thinking that relates to of the present invention; but these text descriptions; just the simple text of mentality of designing of the present invention is described; instead of the restriction to mentality of designing of the present invention; any combination not exceeding mentality of designing of the present invention; increase or amendment, all fall within the scope of protection of the present invention.
Claims (12)
1. an outdoor high power acoustics remote test device, it is characterized in that, comprise CSRC module and more than one channel monitoring module, described CSRC module comprises central control module, power module, communication module and human-computer interaction module, described channel monitoring module comprises branch line electrical parameters detection module, controlled diverter switch module and fictitious load, the line input of described branch line electrical parameters detection module is for connecting the power amplifier output of tested sound equipment, the line output of described branch line electrical parameters detection module is connected with the common port of controlled diverter switch module, an output of described controlled diverter switch module is for connecting loudspeaker, its another output is connected with fictitious load, the measuring-signal output of described branch line electrical parameters detection module is all connected with central control module with the control end of controlled diverter switch module, described communication module is connected with central control module respectively with human-computer interaction module, and described power module is used for powering to communication module, human-computer interaction module and central control module.
2. a kind of outdoor high power acoustics remote test device as claimed in claim 1, it is characterized in that, described CSRC module also comprises bus electrical parameters detection module, the line input of described bus electrical parameters detection module is for connecting dispatch from foreign news agency, the line output of described bus electrical parameters detection module is for connecting the power input of tested sound equipment, and the measuring-signal output of described bus electrical parameters detection module is connected with central control module.
3. a kind of outdoor high power acoustics remote test device as claimed in claim 2, it is characterized in that, described CSRC module comprises controllable switch module, the input of described controllable switch module is for connecting dispatch from foreign news agency, the output of described controllable switch module is connected in series with the line input of bus electrical parameters detection module, and the control end of described controllable switch module is connected with central control module.
4. the outdoor high power acoustics remote test device of the one as described in claim 1-3 any one, it is characterized in that, described CSRC module comprises sound acquisition module, and described sound acquisition module is connected with central control module.
5. the outdoor high power acoustics remote test device of the one as described in claim 1-3 any one, it is characterized in that, described CSRC module comprises image capture module, and described image capture module is connected with central control module.
6. the outdoor high power acoustics remote test device of the one as described in claim 1-3 any one, it is characterized in that, described channel monitoring module also comprises small-power and to raise one's voice module, and raise one's voice module and fictitious load of described small-power is connected an output of controlled diverter switch module jointly.
7. a kind of outdoor high power acoustics remote test device as claimed in claim 6, is characterized in that, described small-power module of raising one's voice is made up of a resistance and the small-power loudspeaker of connecting with it.
8. a kind of outdoor high power acoustics remote test device as claimed in claim 6, is characterized in that, described small-power module of raising one's voice is made up of with the small-power loudspeaker that side is connected with it a step-down transformer.
9. the outdoor high power acoustics remote test device of the one as described in claim 1-3 any one, it is characterized in that, described fictitious load adopts resistance.
10. a kind of outdoor high power acoustics remote test device as claimed in claim 9, is characterized in that, described resistive impedance equals loudspeaker impedances corresponding to testing audio frequency that tested sound equipment is play.
The outdoor high power acoustics remote test device of 11. one as described in claim 1-3 any one, is characterized in that, described branch line electrical parameters detection module is by one or both combinations wherein of current sensor, voltage sensor.
The outdoor high power acoustics remote test device of 12. one as described in claim 1-3 any one, it is characterized in that, described bus electrical parameters detection module is made up of current sensor and voltage sensor.
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| Application Number | Priority Date | Filing Date | Title |
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| CN201610103953.XA CN105530588A (en) | 2016-02-25 | 2016-02-25 | Outdoor high-power sound equipment remote testing device |
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| Application Number | Priority Date | Filing Date | Title |
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| CN201610103953.XA CN105530588A (en) | 2016-02-25 | 2016-02-25 | Outdoor high-power sound equipment remote testing device |
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| CN105530588A true CN105530588A (en) | 2016-04-27 |
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| CN201610103953.XA Pending CN105530588A (en) | 2016-02-25 | 2016-02-25 | Outdoor high-power sound equipment remote testing device |
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Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN105828267A (en) * | 2016-05-13 | 2016-08-03 | 吉林大学 | Device and method for measuring BL value of loudspeaker based on ultrasonic wave interference |
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| US6895378B1 (en) * | 2000-09-22 | 2005-05-17 | Meyer Sound Laboratories, Incorporated | System and method for producing acoustic response predictions via a communications network |
| CN1655649A (en) * | 2004-02-10 | 2005-08-17 | 伯斯有限公司 | Detecting connectivity of a speaker |
| US20130216051A1 (en) * | 2012-02-16 | 2013-08-22 | Denso Corporation | Acoustic apparatus |
| CN103813257A (en) * | 2013-12-03 | 2014-05-21 | 浙江圆融科技有限公司 | Air-defense warning loudspeaker device capable of on-line monitoring and monitoring method |
| CN104717595A (en) * | 2015-03-16 | 2015-06-17 | 高创(苏州)电子有限公司 | Detection method and device for loudspeaker module functions |
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2016
- 2016-02-25 CN CN201610103953.XA patent/CN105530588A/en active Pending
Patent Citations (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US6895378B1 (en) * | 2000-09-22 | 2005-05-17 | Meyer Sound Laboratories, Incorporated | System and method for producing acoustic response predictions via a communications network |
| CN1655649A (en) * | 2004-02-10 | 2005-08-17 | 伯斯有限公司 | Detecting connectivity of a speaker |
| US20130216051A1 (en) * | 2012-02-16 | 2013-08-22 | Denso Corporation | Acoustic apparatus |
| CN103813257A (en) * | 2013-12-03 | 2014-05-21 | 浙江圆融科技有限公司 | Air-defense warning loudspeaker device capable of on-line monitoring and monitoring method |
| CN104717595A (en) * | 2015-03-16 | 2015-06-17 | 高创(苏州)电子有限公司 | Detection method and device for loudspeaker module functions |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
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| CN105828267A (en) * | 2016-05-13 | 2016-08-03 | 吉林大学 | Device and method for measuring BL value of loudspeaker based on ultrasonic wave interference |
| CN105828267B (en) * | 2016-05-13 | 2018-07-17 | 吉林大学 | The measuring device and its measurement method of loud speaker BL values based on ultrasonic wave interference |
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Application publication date: 20160427 |