CN103207583B - A kind of method of wall damage monitoring and equipment thereof - Google Patents
A kind of method of wall damage monitoring and equipment thereof Download PDFInfo
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- CN103207583B CN103207583B CN201310097672.4A CN201310097672A CN103207583B CN 103207583 B CN103207583 B CN 103207583B CN 201310097672 A CN201310097672 A CN 201310097672A CN 103207583 B CN103207583 B CN 103207583B
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- 238000012544 monitoring process Methods 0.000 title claims abstract description 54
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- 230000006378 damage Effects 0.000 title claims abstract description 19
- 238000001228 spectrum Methods 0.000 claims abstract description 41
- 238000001514 detection method Methods 0.000 claims abstract description 14
- 230000035939 shock Effects 0.000 claims abstract description 13
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Abstract
The invention discloses method and the equipment thereof of the monitoring of a kind of wall damage, relate to security system technical field.Described monitor comprises monitoring host computer, shock detection module and sound detection module, described watch-dog inside is provided with spectrum recognition module, spectrum recognition module is built-in with at least five kinds of cutter wall sound samples, described watch-dog is mainly to report to the police to the result of sound spectrum and sample frequency spectrum discerning, by detecting sound and vibrations simultaneously, judge to build destroyed situation according to testing result, especially have employed the means that sound spectrum detects, make judged result very accurate, efficiently and effectively reduces the situation of antitheft erroneous judgement, make base station security work more efficient.
Description
Technical field
The present invention relates to security system technical field, specifically a kind of wall damage monitoring equipment and method.
Background technology
At present, each large mobile operator disperses rare regional coverage mobile communication signal in remote area as the personnel such as countryside, mountain area, desert compare, therefore just need at these area erection communication base stations, and be all unattended, be in the target that base station outside of the city just becomes theft, compared with the base station equipment inside city, steal base station outside of the city and seem and be very easy to go smoothly.Current, unmanned base station is most or carry out implementing monitoring by video, and video monitoring can not find larceny immediately, and has blind spot; Some base station is equipped with vibration detector and carrys out alarming base station and be destroyed situation, but often easily false positive event occurs.Can the stolen situation of alarm base station accurately be how the problem that current operator actively will solve.
Summary of the invention
The deficiency that the present invention exists to overcome prior art, a kind of method providing wall damage to monitor and equipment thereof.
The present invention can be achieved by taking following technical scheme:
A method for wall damage monitoring, described method mainly comprises:
A, sound are monitored: carry out frequency spectrum discerning to the acoustic information detected, when the sound spectrum detected and the sound spectrum sample of prior typing reach 80% and mate above time, the duration of the sound of monitoring coupling frequency spectrum, when the duration value of described sound is greater than setting value, sound event triggers;
B, vibration monitoring: judge the vibration data detected, when shockproofness is greater than setting value, monitor the duration of the vibrations of transfiniting, and when the duration of described vibrations is greater than setting value, shock event triggers;
C, warning: when sound event and shock event trigger simultaneously, then trigger alarm event, and judge the number of times of alert event, if the number of times of alert event is greater than setting value, then directly start warning, and this warning is irrevocable; If alert event number of times is less than setting value, then starts and report to the police and record warning duration at the end of alert event, when the duration of this warning is greater than setting duration and does not have new alert event to be triggered, then end of reporting to the police; The time span playing record at the end of recent alert event is greater than setting value, then empty alert event number of times record.
A kind of wall damage monitoring equipment, described monitoring equipment comprises: the monitoring host computer being provided with vibration signal input terminal, voice signal input terminal and alarm signal output ends; Receive vibration signal be connected with vibration signal input terminal and be transferred to the shock detection module of monitoring host computer with digital signal form and receive acoustic information and to be connected with voice signal input terminal and the sound detection module being transferred to monitoring host computer with analog signal form, described monitoring host computer is inner to be provided with and to carry out spectral contrast identification to described acoustic information and export recognition result and at least record the spectrum recognition module of the cutter wall sample sound in order to spectral contrast identification comprising hammer, chisel, plane, electric drill and electric saw; Described vibration signal is judged and exports the vibrations judge module of judged result; To described output recognition result with export that judged result carries out logical calculated and result of calculation outputted to the logic analysis module of alarm signal output ends.
Preferably, described alarm signal output ends attached bag draws together alarm level lead-out terminal and relay output contact.
Described monitoring host computer inside also includes sound filtering circuit, A/D change-over circuit and relay, described logic analysis module comprises logical circuit and cpu logic analysis module, described voice signal input terminal and sound filtering circuit, A/D change-over circuit connects successively with analog signal lines, A/D change-over circuit, spectrum recognition module, logical circuit connects successively with digital signal line, described vibration signal input terminal and vibrations decision circuitry, logical circuit connects successively with digital signal line, logical circuit is connected with digital signal line with cpu logic analysis module, cpu logic analysis module is electrically connected with the input contact of relay, alarm level lead-out terminal and relay input contact shunt.
Described spectrum recognition module comprises reservoir and spectral contrast processor, described spectral contrast processor is communicated with by data bus with reservoir, described spectral contrast processor is communicated with digital signal line with logical circuit with A/D change-over circuit respectively, and described reservoir stores sound spectrum sample.
Preferred further, described monitoring equipment also comprises loudspeaker, described monitoring host computer also includes audio input terminal and power amplifier lead-out terminal, described monitoring host computer inside also includes recording module, player and power amplifier, described audio input terminal is connected with analog signal lines with recording module, described player is connected with analog signal lines with power amplifier, described power amplifier is electrically connected with power amplifier lead-out terminal, described power amplifier lead-out terminal is electrically connected with loudspeaker, and the reference mark of described recording module, player and power amplifier is in parallel with alarm level lead-out terminal.
Compared with prior art, the invention has the beneficial effects as follows: the present invention is by detecting sound and vibrations simultaneously, judge to build destroyed situation according to testing result, the prior means being the introduction of sound spectrum and detecting, sound spectrum sample when this frequency spectrum discerning is destroyed by prior typing body of wall, comprise hammer cutter wall, electric drill cutter wall, electric saw cutter wall etc. mainly can be used for the sound spectrum sample during instrument crime destroying body of wall, real-time audio is carried out to the on-the-spot sound of pickup and detects analysis, compare with prior spectral samples, alarm detection is carried out to the sound approximate with spectral samples, this makes judged result very accurate, efficiently and effectively reduces the situation of antitheft erroneous judgement, make base station security work more efficient.
Accompanying drawing explanation
Fig. 1 is a kind of method of wall damage monitoring of the present invention and the structural schematic block diagram of equipment thereof;
Fig. 2 is a kind of method of wall damage monitoring of the present invention and the monitoring method schematic diagram of equipment thereof;
Fig. 3 is the structural schematic block diagram of a kind of method of wall damage monitoring of the present invention and the monitoring host computer inside of equipment thereof;
Fig. 4 is the structural schematic block diagram of shock detection module in Fig. 1;
Fig. 5 is the structural schematic block diagram of sound detection module in Fig. 1.
Embodiment
Below in conjunction with accompanying drawing, most preferred embodiment of the present invention is described in detail.
As shown in Figure 1, the method for wall damage monitoring and equipment thereof, comprise monitoring host computer 7 and shock detection module 8, sound detection module 9 and loudspeaker 10.
Monitoring host computer is provided with vibration signal input terminal 1, voice signal input terminal 2 and alarm signal output ends, audio input terminal 6, power amplifier lead-out terminal 5.Power amplifier lead-out terminal 5 is electrically connected with loudspeaker 10, and alarm signal output ends attached bag draws together alarm level lead-out terminal 4 and relay output contact 3.Alarm level lead-out terminal 4 is that reach warning object, audio input terminal 6 is for connecting external pick up facility as equipment such as microphones for output alarm signal to panalarm or the power supply utilizing relay connection panalarm.
As Figure 1 and Figure 4, shock detection module comprises power input 11, digital signal output end 12 and earth terminal, digital signal output end is connected with the vibration signal input terminal of monitoring host computer.
As shown in Figure 1, shown in Figure 5, sound detection module comprises power input 11, analog signal output 13 and earth terminal, analog signal output is connected with simulating signal with the voice signal input terminal of monitoring host computer.
As shown in Figure 3, monitoring host computer inside includes sound filtering circuit, A/D change-over circuit, spectrum recognition module, vibrations decision circuitry, logical circuit, cpu logic analysis module, relay, recording module and player and power amplifier, voice signal input terminal 2 and sound filtering circuit, A/D change-over circuit connects successively with analog signal lines, A/D change-over circuit, spectrum recognition module, logical circuit connects successively with digital signal line, vibration signal input terminal 1 and vibrations decision circuitry, logical circuit connects successively with digital signal line, logical circuit is connected with digital signal line with cpu logic analysis module, cpu logic analysis module is electrically connected with the input contact of relay, alarm level lead-out terminal 4 and relay input contact shunt, audio input terminal 6 is connected with analog signal lines with recording module, player is connected with analog signal lines with power amplifier, and power amplifier is electrically connected with power amplifier lead-out terminal 5, recording module, the reference mark of player and power amplifier is in parallel with alarm level lead-out terminal 4.
Spectrum recognition module comprises reservoir, spectral contrast processor, spectral contrast processor is communicated with by data bus with reservoir, spectral contrast processor is communicated with digital signal line with logical circuit with A/D change-over circuit respectively, and reservoir stores sound spectrum sample.
When alarm level lead-out terminal 4 exports high level, start recording module, player and power amplifier, the audio frequency of recording module record pick up facility input is using the SoundRec as scene of a crime, the voice warning recorded then play by player, to offender with the warning of psychology, play the effect of fright offender, its audio frequency play amplifies through power amplifier releases from loudspeaker 10.
As shown in Figure 2, the above-mentioned method of wall damage monitoring and the hardware of equipment thereof mainly for realize following wall damage monitoring method described by function:
A, sound are monitored: carry out frequency spectrum discerning to the acoustic information detected, when the sound spectrum detected and the sound spectrum sample of prior typing reach 80% and mate above time (this is the significant design preventing sound from judging by accident), the duration of the sound of monitoring coupling frequency spectrum, when the duration value of sound is greater than setting value (this designs the generation preventing sound from judging by accident further), sound event triggers.
Hardware operation corresponding to this process is: as shown in Figure 3, voice signal is input in monitoring host computer, through the filtering of sound filtering circuit, then through A/D change-over circuit, simulating signal is converted to digital signal, then this digital signal is through spectrum recognition module identification, then recognition result is delivered to logical circuit process, the content of frequency spectrum discerning is that the acoustic information of pickup and the former frequency spectrum recorded of spectrum recognition module are contrasted, the reservoir of spectrum recognition module records the sound spectrum sample during instrument crime that various destruction body of wall uses, the sound meeting wherein one or more frequency spectrums is excited to the function of sound event.
B, vibration monitoring: judge the vibration data detected, when shockproofness is greater than setting value, monitor the duration of the vibrations of transfiniting, and when the duration shaken is greater than setting value (this design is for preventing vibrations erroneous judgement), shock event triggers.
Hardware operation corresponding to this process is: as shown in Figure 3, vibration signal is input in monitoring host computer, judges, then judged result is delivered to logical circuit process through vibrations decision circuitry to vibrations numerical value.
C, warning: when sound event and shock event trigger simultaneously, then trigger alarm event, and judge the number of times of alert event, if the number of times of alert event is greater than setting value, then directly start warning, and this warning is irrevocable; If alert event number of times is less than setting value, then starts and report to the police and record warning duration at the end of alert event, when the duration of this warning is greater than setting duration and does not have new alert event to be triggered, then end of reporting to the police; The time span playing record at the end of recent alert event is greater than setting value, then empty alert event number of times record, (action emptying alert event number of times record mainly in order to the generation of the irrevocable warning that prevents accumulated time from causing and the erroneous judgement situation caused).
Hardware operation corresponding to this process is: as shown in Figure 3, logical circuit meets logical operation condition to the result of vibrations judgement and the result of frequency spectrum discerning, then send alert event signal to cpu logic analysis module, through cpu logic analysis module, output of reporting to the police is controlled to the judgement of alert event signal.
Only as described above, be only the preferred embodiment of the present invention, when can not limit the scope of the invention process with this, namely generally according to equivalence change simple done by the content described in the claims in the present invention and description of the invention and modification, be all still covered by the claims of the invention.In addition, summary part and title are only used to the use of auxiliary patent document search, are not used for the interest field of restriction the present invention.
Claims (5)
1. a method for wall damage monitoring, is characterized in that described method mainly comprises:
A, sound are monitored: carry out frequency spectrum discerning to the acoustic information detected, when the sound spectrum detected and the sound spectrum sample of prior typing reach 80% and mate above time, the duration of the sound of monitoring coupling frequency spectrum, when the duration value of described sound is greater than setting value, sound event triggers;
B, vibration monitoring: judge the vibration data detected, when shockproofness is greater than setting value, monitor the duration of the vibrations of transfiniting, and when the duration of described vibrations is greater than setting value, shock event triggers;
C, warning: when sound event and shock event trigger simultaneously, then trigger alarm event, and judge the number of times of alert event, if the number of times of alert event is greater than setting value, then directly start warning, and this warning is irrevocable; If alert event number of times is less than setting value, then starts and report to the police and record warning duration at the end of alert event, when the duration of this warning is greater than setting duration and does not have new alert event to be triggered, then end of reporting to the police; The time span playing record at the end of recent alert event is greater than setting value, then empty alert event number of times record.
2. a wall damage monitoring equipment, described monitoring equipment comprises: the monitoring host computer being provided with vibration signal input terminal, voice signal input terminal and alarm signal output ends, receive vibration signal be connected with vibration signal input terminal and the shock detection module being transferred to monitoring host computer with digital signal form with receive acoustic information and to be connected with voice signal input terminal and the sound detection module being transferred to monitoring host computer with analog signal form, it is characterized in that, described monitoring host computer inside is provided with carries out spectral contrast identification to described acoustic information and exports recognition result and at least record the spectrum recognition module of the cutter wall sample sound in order to spectral contrast identification comprising hammer, chisel, plane, electric drill and electric saw, described vibration signal is judged and exports the vibrations judge module of judged result, to described output recognition result with export that judged result carries out logical calculated and result of calculation outputted to the logic analysis module of alarm signal output ends, described shock detection module comprises power input, digital signal output end and earth terminal, and digital signal output end is connected with the vibration signal input terminal of monitoring host computer, described monitoring host computer inside also includes sound filtering circuit, A/D change-over circuit and relay, described logic analysis module comprises logical circuit and cpu logic analysis module, described voice signal input terminal and sound filtering circuit, A/D change-over circuit connects successively with analog signal lines, A/D change-over circuit, spectrum recognition module, logical circuit connects successively with digital signal line, described vibration signal input terminal and vibrations decision circuitry, logical circuit connects successively with digital signal line, logical circuit is connected with digital signal line with cpu logic analysis module, cpu logic analysis module is electrically connected with the input contact of relay, alarm level lead-out terminal and relay input contact shunt.
3. wall damage monitoring equipment according to claim 2, is characterized in that, described alarm signal output ends attached bag draws together alarm level lead-out terminal and relay output contact.
4. wall damage monitoring equipment according to claim 2, it is characterized in that, described spectrum recognition module comprises reservoir and spectral contrast processor, described spectral contrast processor is communicated with by data bus with reservoir, described spectral contrast processor is communicated with digital signal line with logical circuit with A/D change-over circuit respectively, and described reservoir stores sound spectrum sample.
5. wall damage monitoring equipment according to claim 4, it is characterized in that, described monitoring equipment also comprises loudspeaker, described monitoring host computer also includes audio input terminal and power amplifier lead-out terminal, described monitoring host computer inside also includes recording module, player and power amplifier, described audio input terminal is connected with analog signal lines with recording module, described player is connected with analog signal lines with power amplifier, described power amplifier is electrically connected with power amplifier lead-out terminal, described power amplifier lead-out terminal is electrically connected with loudspeaker, described recording module, the reference mark of player and power amplifier is in parallel with alarm level lead-out terminal.
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Families Citing this family (5)
| Publication number | Priority date | Publication date | Assignee | Title |
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| CN104809835B (en) * | 2015-04-02 | 2018-08-14 | 天津恒辉创意科技有限公司 | The method of real-time voice response process door exception |
| CN105258791A (en) * | 2015-10-30 | 2016-01-20 | 广州市浩云安防科技股份有限公司 | Smashed detection method and system applied to ATM |
| CN106197557B (en) * | 2016-08-28 | 2019-01-18 | 杭州蛟驰科技有限公司 | A kind of wall vibration detecting system and its detection method |
| CN111292513A (en) * | 2020-01-16 | 2020-06-16 | 广州华铭电力科技有限公司 | Early warning method of recognition early warning system based on damage of urban cable by external force |
| CN111627430A (en) * | 2020-06-19 | 2020-09-04 | 北京世纪之星应用技术研究中心 | Multi-frequency domain fuzzy recognition alarm method and device for solid sound detection |
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Denomination of invention: A Method and Equipment for Monitoring Wall Damage Effective date of registration: 20231011 Granted publication date: 20160120 Pledgee: Bank of China Limited Zhanjiang Branch Pledgor: GUANGDONG WINON TECHNOLOGY Co.,Ltd. Registration number: Y2023980060644 |
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