CN106934975B - A kind of induction type detector and its detection method - Google Patents
A kind of induction type detector and its detection method Download PDFInfo
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- CN106934975B CN106934975B CN201511025834.9A CN201511025834A CN106934975B CN 106934975 B CN106934975 B CN 106934975B CN 201511025834 A CN201511025834 A CN 201511025834A CN 106934975 B CN106934975 B CN 106934975B
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- 230000006698 induction Effects 0.000 title claims abstract description 158
- 238000001514 detection method Methods 0.000 title description 3
- 230000005284 excitation Effects 0.000 claims abstract description 67
- 238000004891 communication Methods 0.000 claims abstract description 7
- 238000000034 method Methods 0.000 claims description 24
- 230000008569 process Effects 0.000 claims description 14
- 230000008859 change Effects 0.000 claims description 13
- 230000005684 electric field Effects 0.000 claims description 12
- 230000005611 electricity Effects 0.000 claims description 12
- 230000009545 invasion Effects 0.000 claims description 6
- 238000004458 analytical method Methods 0.000 claims description 5
- 230000005540 biological transmission Effects 0.000 claims description 3
- 235000013399 edible fruits Nutrition 0.000 claims description 2
- 230000008447 perception Effects 0.000 claims 1
- 230000008512 biological response Effects 0.000 description 15
- 238000012360 testing method Methods 0.000 description 6
- 230000005855 radiation Effects 0.000 description 5
- 230000004888 barrier function Effects 0.000 description 4
- 230000009471 action Effects 0.000 description 2
- 230000003321 amplification Effects 0.000 description 2
- 230000008901 benefit Effects 0.000 description 2
- 230000033228 biological regulation Effects 0.000 description 2
- 238000010586 diagram Methods 0.000 description 2
- 230000006870 function Effects 0.000 description 2
- 230000008570 general process Effects 0.000 description 2
- 238000004519 manufacturing process Methods 0.000 description 2
- 238000003199 nucleic acid amplification method Methods 0.000 description 2
- 238000011160 research Methods 0.000 description 2
- 230000001960 triggered effect Effects 0.000 description 2
- 241001465754 Metazoa Species 0.000 description 1
- 206010067482 No adverse event Diseases 0.000 description 1
- 230000009286 beneficial effect Effects 0.000 description 1
- 230000015572 biosynthetic process Effects 0.000 description 1
- 210000001124 body fluid Anatomy 0.000 description 1
- 239000010839 body fluid Substances 0.000 description 1
- 230000007547 defect Effects 0.000 description 1
- 238000013461 design Methods 0.000 description 1
- 238000005286 illumination Methods 0.000 description 1
- 230000006872 improvement Effects 0.000 description 1
- 238000009434 installation Methods 0.000 description 1
- 230000036244 malformation Effects 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 230000032696 parturition Effects 0.000 description 1
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- 230000006641 stabilisation Effects 0.000 description 1
- 238000011105 stabilization Methods 0.000 description 1
- 230000000007 visual effect Effects 0.000 description 1
Classifications
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- G—PHYSICS
- G08—SIGNALLING
- G08B—SIGNALLING OR CALLING SYSTEMS; ORDER TELEGRAPHS; ALARM SYSTEMS
- G08B13/00—Burglar, theft or intruder alarms
- G08B13/22—Electrical actuation
- G08B13/24—Electrical actuation by interference with electromagnetic field distribution
- G08B13/2491—Intrusion detection systems, i.e. where the body of an intruder causes the interference with the electromagnetic field
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- Burglar Alarm Systems (AREA)
- Measuring And Recording Apparatus For Diagnosis (AREA)
Abstract
The invention discloses a kind of induction type detectors, including inductosyn A and signal processor B, which is characterized in that inductosyn A includes that surrounding can form the excitation wire A1 of induction field and can acquire the sensor wire A2 of the induction field information；Signal processor B has communication interface C1, for receiving initial data or parameter and being updated and/or the information or signal of receiving sensor A, and is analyzed and/or is calculated, and then judge whether to need to alarm.The intensity for the induction field that induction type detector of the invention can be issued according to the variation adjustment sensor excitation conducting wire or module of external environment, so that the voltage signal that sensor sensing conducting wire or module generate is stablized in the range of a reference voltage, bad interference of the external environment to the device is avoided；Human body and toy can also be distinguished and the difference of the voltage value sensed, so that wrong report caused by eliminating because of foeign elements such as toys, improves the reliability of the detector.
Description
Technical field
The present invention relates to a kind of induction type detectors to belong to more particularly, to a kind of very low frequency induction type intrusion detector
Burglar alarm system field.
Background technique
Burglar alarm system can issue the signals such as acousto-optic-electric when dangerous situation or signal reach preset value, thus
Play the role of safety precaution, to be applied in house life, safety in production, military and economic important place.For example, arranging extensively
In retail division, the Electronic Article Surveillance of library's near exit, wherein article to be monitored is equipped with different type mark
Label promote the field of the application equipped with transmitter and transmitting antenna including the resonance circuit that the radiofrequency field with application works, if
There are receiver and receiving antenna to detect the interference in applied field, this transmitting and receiving antenna can be detected antitheft mark
Label, to realize electronic article surveillance.
But using biology as induction targets, and then to equipment (the also referred to as biological response report that its close or invasion is detected
Alarm device) it is actually rare in present domestic and international market, it is a small number of especially relative to still belonging to for other antitheft sensing apparatus.
Compared to other burglary-resisting installations, such as radio frequency induction detector or infrared induction detector equipment, biological response is visited
Measuring tool has the advantages that high reliablity, safety are good, a kind of electronic intrusion preventer as recorded in Chinese patent CN01107018 and its
Production method, electronic intrusion preventer disclosed in the patent is a kind of electronic intrusion preventer of biological response, but the biological response
Device is easy the interference by external environment, and the natural phenomenas such as the variation of the air humidity as caused by rainy weather and thunder and lightning are done
It disturbs, is also easy because the toys such as small size inductor or poultry, birds, domestic animal or mouse accidentally being rushed or invading and priming signal
Variation causes to report by mistake, but also there is the defects of control precision is low, response is insensitive, it is difficult to meet diversified use demand.
The present inventor gos deep into the biological response warning device of domestic and international existing various principles due to the above reasons,
A kind of completely new biological response warning device is designed in research.
Summary of the invention
In order to overcome the above problem, present inventor has performed sharp studies, design a kind of induction type detector, utilize life
Object induction mode carries out detection alarm, which includes inductosyn and signal processor, passes through inductosyn
It generates induction field and is incuded, received by information or signal of the signal processor to communication interface and sensor
And analysis, and judge whether to need to alarm, and then export alarm signal or readjust.Using the induction type detector, lead to
Inductosyn and warning end can be controlled flexible automaticly by crossing signal processor, can adapt to a variety of of different external environments
Interference, while also can effectively avoid toy etc. to the interference of whole device or system, it prevents from failing to report or reporting by mistake, mention significantly
The high application range and reliability of the detector.
In particular it is object of the present invention to provide following aspect:
A kind of induction type detector, especially a kind of very low frequency induction type intrusion detector, including inductosyn A and
Signal processor B, which is characterized in that
The inductosyn A (especially a kind of very low frequency induction type intrusion detector) includes that surrounding can form induction
The excitation wire A1 of the electric field and sensor wire A2 that the induction field information can be incuded；
Signal processor B has communication interface C1, for receiving initial data or parameter and be updated, and/or receives
The information or signal of sensors A, and analyzed and/or calculated, and then judge whether to need to alarm.
Wherein, the inductosyn A (especially a kind of very low frequency induction type intrusion detector) is preferably by motivating
One group of parallel wire that conducting wire A1 and sensor wire A2 is constituted, wherein excitation wire A1 sends the letter generated by signal processor B
Number, sensor wire A2 acquires the electric signal that induction field variation generates, and perceives the state change due to invading or attempting invasion；
And/or
The signal processor B is generally made of pulse signal source, induction field balanced to unbalanced transformer and electric signal processor,
Signal for generating biological response electric field induction is converted into electric signal and handles through analysis, it is determined whether provides alarm signal
Device.
Wherein, which includes excitation module 1, induction module 2, control module 3 and alarm module 4, wherein described to swash
Module 1 is encouraged for forming induction field around it, preferably the induction field region, i.e. the excitation module induction field that generates
Sphere of action, mainly centered on excitation module and around electric field of its 360 degree of directions to external radiation, 360 degree of directions to
The electric field of external radiation constitutes a Virtual space barrier, and the elongated area of the physical barrier is also equipment provided by the invention
Fence coverage, that is, the organism for entering the region can cause the voltage value sensed to change, and then make corresponding anti-
It answers,
The induction module 2 is arranged in the induction field, for incuding the information of the induction field, will sense
Information be converted into voltage signal, and the voltage signal is transferred to the control module 3, the control module 3 is for receiving
The voltage signal that induction module 2 passes out, and the control report when the voltage value of the voltage signal is greater than scheduled alarm voltage value
Alert module work, the alarm module 4 is for issuing sound and light alarm signal.
Wherein, the control module 3 includes judging submodule 31, adjusts submodule 32 and controlling alarm submodule 33,
When the judging submodule 31 sense the voltage signal voltage value fall within deployment voltage range in when, open
It is dynamic to adjust submodule 32,
The intensity for adjusting submodule 32 and being used to control the excitation module formation induction field after actuation, and then make
The voltage value for obtaining the voltage signal that the control module 3 receives is substantially equal to operating voltage value,
The process of the operating voltage value record are as follows:
When the biological response warning device is powered and starts, the judging submodule 31 receives induction module 2 and passes out
Voltage signal, and judge whether the voltage value of the voltage signal received is in deployment voltage range, when the electricity
The voltage value of pressure signal is in the deployment voltage range, and is basically stable at a fixed electricity within the predetermined time
When near pressure value, the voltage value for recording the fixation is operating voltage value.
Wherein, the scheduled alarm voltage value is greater than the maximum value in the deployment voltage range.
Wherein, the excitation module 1 includes power supply 12 and excitation 11, and the power supply is used to provide for excitation 11
Operating voltage, the excitation include the excitation wire for generating induction field.
Wherein, the induction module 2 includes induction part 21 and filter 22, and the induction part includes for sensitive electricity
The sensor wire of field information.
Wherein, the alarm module 4 includes loudspeaker 41, indicator light 42 and optional remote call-in and transmission device.
The present invention also provides visited using above-mentioned induction type detector (especially very low frequency induction type intrusion detector)
The method of survey, which is characterized in that
It powers first to the warning device, excitation module forms induction field around it, and induction module will sense
Induction field signal be converted into voltage signal and pass to judging submodule in warning device；This process is opening for warning device
It is dynamic, and/or
The judging submodule receives the voltage signal that induction module passes out, and judges the voltage signal received
Voltage value whether be in deployment voltage range, when the voltage value of the voltage signal is in the deployment voltage range,
And when be basically stable near a fixed voltage value within the predetermined time, the voltage value for recording the fixation is work electricity
Pressure value；This process is the deployment of warning device, and the time used in the general process is less than 10 seconds.
Wherein, the control module continues the voltage signal that real-time reception induction module passes out, and judges that the voltage is believed
Number whether it is in deployment voltage range, if the signal in deployment voltage range, is connect by control excitation module adjusting
The voltage signal received makes its voltage value be substantially equal to operating voltage value.
Beneficial effect possessed by the present invention includes:
(1) the induction type detector (such as very low frequency induction type intrusion detector) provided according to the present invention can be according to outer
The intensity for the induction field that the variation adjustment sensor excitation conducting wire or module of boundary's environment issue, so that sensor sensing is led
The voltage signal that line or module generate is stablized in a lesser range, avoids external environment to the bad dry of the device
It disturbs；
(2) the induction type detector (such as very low frequency induction type intrusion detector) provided according to the present invention can pass through sense
The difference for the voltage value that should be arrived and human body and toy are distinguished, thus caused by eliminating because of foeign elements such as toys accidentally
Report, improves the reliability of the detector.
Detailed description of the invention
Fig. 1 shows the composition schematic diagram of induction type detector of the invention；
Fig. 2 shows a kind of overall structure diagrams of embodiment of induction type detector of the invention.
Drawing reference numeral explanation:
A- inductosyn
A1- excitation wire
A2- sensor wire
B- signal processor
C1- communication interface
C2- indicator light
The output of D1- alarm signal
The output of D2- dismantling-proof alarming signal
D3- is for electrical lead
1- excitation module
11- excitation
12- power supply
2- induction module
21- induction part
22- filter
3- control module
31- judging submodule
32- adjusts submodule
33- controlling alarm submodule
4- alarm module
41- loudspeaker
42- indicator light
Specific embodiment
Below by drawings and examples, the present invention is described in more detail.Illustrated by these, the features of the present invention
It will be become more apparent from advantage clear.
Dedicated word " exemplary " means " being used as example, embodiment or illustrative " herein.Here as " exemplary "
Illustrated any embodiment should not necessarily be construed as preferred or advantageous over other embodiments.Although each of embodiment is shown in the attached drawings
In terms of kind, but unless otherwise indicated, it is not necessary to attached drawing drawn to scale.
Induction type detector provided by the invention, especially very low frequency induction type intrusion detector, generally refer to by (very
Low frequency) inductosyn, acquisition organism, especially human body enter in investigative range the electricity for causing induction field variation to generate
Signal can indicate that invading or attempt intrusion behavior occurs and provide the invasion of alarm signal through signal processor discriminant analysis
Detector.
As shown in Figure 1, induction type detector provided by the invention, especially very low frequency induction type intrusion detector, generally
Including inductosyn A and signal processor B, wherein
Inductosyn A includes that surrounding can form the excitation wire A1 of induction field and can incude the induction field information
Sensor wire A2；Signal processor B have communication interface C1 and optional indicator light C2, can be used for receiving initial data or
Parameter is simultaneously updated, and also can receive the information or signal of sensors A, and is analyzed and/or calculated, and then judged whether
It needs to alarm；Alarm signal is exported if alarm, does not have to alarm such as, then can be not responding to, can also readjust, and will be adjusted
Information or signal after section feed back to sensors A, wherein receive signal processor by computer and/or external auxiliary device
Interior initial data or parameter are simultaneously updated.
According to the present invention, the inductosyn A is preferably one group be made of excitation wire A1 and sensor wire A2
Parallel wire, wherein excitation wire A1 sends the signal generated by signal processor B, which can be a kind of very low frequency letter
Number；Sensor wire A2 acquires the electric signal that induction field variation generates, and perceives the state change due to invading or attempting invasion, because
This induction type detector of the invention is also referred to as very low frequency induction type intrusion detector.
According to the present invention, the signal processor B is generally by pulse signal source, induction field balanced to unbalanced transformer and electric signal
Processor composition, the signal processor B also optionally include power amplifier, booster circuit, small signals amplification device and list
One of piece machine is a variety of, and the signal processor B is to be converted into electricity for the signal for generating biological response electric field induction
Signal is simultaneously handled through analysis, it is determined whether provides the device of alarm signal, wherein the process for analyzing processing is completed by single-chip microcontroller
's.
The present invention is illustrated in order to become apparent from, Fig. 2 shows a kind of embodiment of induction type detector according to the present invention,
It includes excitation module 1, induction module 2, control module 3 and alarm module 4.Wherein, excitation module 1 and induction module 2 are corresponding
Inductosyn A in Fig. 1,
Wherein, the excitation module 1 is used to form induction field, the induction around its (or excitation wire A1 of Fig. 1)
Radiation scope, that is, shape of electric field is related with the shape of the excitation module, is not specially limited in the present invention, can be according to tool
The shape of product and use demand of body are configured；The induction field is preferably a kind of signal of very low frequency, working frequency
For 3~30 kilo hertzs (KHz), have no adverse effects to human body.
The induction module 2 is arranged in the induction field, for incuding the information of (or acquisition) induction field,
Voltage signal is converted by the information sensed by sensor wire A2, and the voltage signal is transferred to the control module 3,
The shape of the induction module 2 and position are not particularly limited in the present invention, as long as it is located in induction field, can be incuded
To induction field signal, in the present invention preferably, the excitation module 1 and induction module 2 are arranged in parallel, and opposite position
Set it is constant so that the induction field intensity that senses of induction module 2 not malleable, at least will not be because of equipment itself the reason of
And change；Since the organism in nature can generate the induction field (body fluid flow caused by) of very low frequency, when human body into
Enter in the induction field generated to above-mentioned excitation module, the induction field that the induction module 2 senses will change therewith, lead to
The research and measuring and calculating to induction field after variation are crossed, can screen out whether someone invades or attempts to intrude into excitation module generation
Induction field within the scope of, so as to reach biological response function；
The control module 3 (corresponding to the signal processor B in Fig. 1) is for receiving the voltage that induction module 2 passes out
Signal, and the control alarm module work when the voltage value of the voltage signal is greater than scheduled alarm voltage value, i.e. starting alarm
Program,
The alarm module 4 is used to issue in the control of control module 3 and speak and/or visual alarm, the signal are held
The continuous time is 1s~10s, can be preset or be adjusted by user.
In one preferred embodiment, the control module 3 is also used to according to described in the voltage signal control received
Excitation module 1 forms the intensity of induction field, so that the voltage value of the voltage signal received is stablized scheduled
In voltage range of deploying troops on garrison duty, as the control module 3 has the function of adjusting 1 surrounding induction field intensity of excitation module, adjusts
Mode be generally adjust generate induction field supply voltage, voltage increase, generate induction field intensity also can be corresponding
Increase, it is on the contrary then reduce.
The reason of control module 3 with above-mentioned adjusting induction field intensity function are arranged be, life provided by the invention
Object induction alarm device uses the time longer, generally requires have several years even working life of decades, and its work
Place is often in outdoor, and extraneous environment will necessarily change during operation, including natural climate environment, such as temperature
Change, the change of air humidity, change of illumination condition etc. and mechanical environment, such as vibration and impact, these all may
Influence the intensity of the 1 surrounding induction field of excitation module, if the intensity by extraneous factor interfere and change it is excessive, be easy
Cause the generation of the bad phenomenons such as wrong report.
Specifically, the control module 3 includes judging submodule 31, adjusts submodule 32 and controlling alarm submodule
33,
Wherein, (such as obtaining by the communication interface C1 of Fig. 1) scheduled alarm is stored in the judging submodule 31
Voltage value, deployment voltage range and operating voltage value, the operating voltage value are fallen in the deployment voltage range；
It is opened when the judging submodule 31 senses the voltage value of the voltage signal greater than scheduled alarm voltage value
Dynamic controlling alarm submodule 33,
When the judging submodule 31 sense the voltage signal voltage value fall within deployment voltage range in when, open
It is dynamic to adjust submodule 32,
The controlling alarm submodule 33 issues alarm sound and alarm for controlling the alarm module 4 after actuation
Indicate light,
The intensity for adjusting submodule 32 and forming induction field for excitation module described in real-time control after actuation, into
And the voltage value for the voltage signal that the control module 3 is received is substantially equal to operating voltage value, passes through the regulator
Module 32 eliminates interference of the external condition to induction field intensity, so that control module 3 receives under different external condition
The voltage value substantially constant of the voltage signal arrived, at this time if the voltage value received mutates, and the voltage after variation
Value exceeds the deployment voltage range, and reason is exactly that organism enters in the induction field of excitation module generation substantially,
And the induction field that induction module is sensed mutates.
Heretofore described deployment voltage range is the numberical range with certain voltage span, excellent in the present invention
Selection of land (can not under different external environments when can not cause the biological proximity sensing equipment of alarm to be asked
The biology of alarm is caused to enter in the induction field of excitation module generation), i.e., in the case where the warning device works normally,
The voltage value for the voltage signal passed out by induction module 2 that the control module 3 can receive is both fallen in the deployment
In voltage range, the present invention in it is further preferred that the different external environment include rain and snow weather common in nature,
Damp and hot hot weather and cold conditions etc..The voltage value received at this time is the induction field and nature that excitation module generates
The coefficient result of the induction field on boundary.
In one preferred embodiment, the scheduled alarm voltage value is greater than in the deployment voltage range most
Big value is merely capable of changing the external environment of the voltage value for the voltage signal that induction module 2 passes out being that cannot make the electricity
The voltage value of pressure signal rises to scheduled alarm voltage value, i.e. extraneous natural environment can not touch alarm module；It is specific next
It says, when it is more than hour to work two under conditions of 85 ± 2 DEG C, the voltage value for the voltage signal that the induction module 2 passes out
Less than scheduled alarm voltage value, alarm module cannot be triggered；Under conditions of steady damp heat (40 ± 2) DEG C, RH (93 ± 2) %
When it is more than hour to work 48, the voltage value for the voltage signal that the induction module 2 passes out is less than scheduled alarm voltage value,
Alarm module cannot be triggered.
In one preferred embodiment, the maximum in the scheduled alarm voltage value and the deployment voltage range
There are scheduled difference between value, which is that the factor of natural environment or organism enter for distinguishing the change of voltage
Within the scope of induction field, when there is organism to enter in the induction field of excitation module generation, the sense that induction module senses
Electric field is answered to mutate, and then the voltage value of voltage signal that the control module 3 receives mutates, if it is being less than
When the toy of 1kg is entered in induction field, since its volume mass is smaller, induction field that excitation module is generated
Knots modification is smaller, so that the variation of the voltage value for the voltage signal that the control module 3 receives is also smaller, control module at this time
The voltage value of 3 voltage signals received may be beyond deployment voltage range, but is centainly less than scheduled alarm voltage value, will not
Trigger alarm module.
In one preferred embodiment, induction field is generated in the scheduled alarm voltage value and excitation module 1
Power supply voltage it is related, if the voltage of the power supply is adjusted, the scheduled alarm voltage value also can be adjusted accordingly
It is whole；The deployment voltage range is 0~2V, preferably 0.1~1.5V, more preferably 0.2~1V.
In further preferred embodiment, the scheduled alarm voltage value is to generate induced electricity in excitation module 1
The 50%~80% of the voltage value of the power supply of field；The value range of the scheduled alarm voltage value is 2.5~24V, preferably
It is 3.5~10V；The voltage that the power supply of induction field is generated in the excitation module 1 is generally safe voltage, preferably takes
Value is 5~30V, when generating the voltage of power supply of induction field in the excitation module 1 is 12V, the scheduled alarm
Voltage value is 6~9V, preferably 6V.
In one preferred embodiment, operating voltage value is that the biological response warning device is automatically recorded and stored
Voltage value information, record process are as follows: the biological response warning device be powered start when, the judging submodule 31
The voltage signal that induction module 2 passes out is received, and judges whether the voltage value of the voltage signal received is in deployment
In voltage range, when the voltage value of the voltage signal is in the deployment voltage range, and base within the predetermined time
When this stabilization is near a fixed voltage value, the voltage value for recording the fixation is operating voltage value, and the above process is also referred to as
Process for the process of deployment, the deployment can all start in each energization starting, start the time within 10 seconds, i.e., described
Biological response warning device can enter normal armed state in starting 10 seconds.The voltage value received when being powered starting is such as
Fruit is in the deployment voltage range, then works normally, if not in the range, can issue alarm signal, until connecing
The voltage signal received may be warning device there are failure or have organism to be at this time in the deployment voltage range
In induction field region.
The sphere of action for the induction field that heretofore described induction field region, i.e. excitation module generate, preferably
It is centered on excitation module and around electric field of its 360 degree of directions to external radiation, electric field structure of the 360 degree of directions to external radiation
At a Virtual space barrier, the elongated area of the physical barrier is also the fence coverage of equipment provided by the invention, i.e.,
The organism for entering the region can cause the voltage value sensed to change, and then make respective reaction.
In one preferred embodiment, the control module 3 includes timing module, is used in the electricity received
The timing when voltage value of signal being pressed to be greater than or equal to scheduled alarm voltage value, and the voltage value duration is recorded, at this time
Controlling alarm submodule 33 not yet starts work, if should be greater than 0~5 greater than the voltage-duration of scheduled alarm voltage value
Second, it is most preferably 1s in the present invention at preferably 1~2 second, restarts controlling alarm submodule 33, and then issue alarm signal
Number.
In one preferred embodiment, the excitation module 1 includes excitation 11 and power supply 12, is also optionally wrapped
Pulse signal generator is included, wherein the excitation can be excitation wire, be also possible to excitation coil, can be according to not
Same use environment and use condition is chosen, and the power supply is preferably DC power supply, can be battery.Further
Ground is also optionally provided with high pressure generator, power amplification circuit, transformer, one in phase inverter in the excitation module
Kind is a variety of, wherein the high pressure generator includes oscillator and triode.
In one preferred embodiment, the adjusting submodule in the control module, judging submodule and alarm control
System module is all single-chip microcontroller, can be the combination that one piece of integrated single-chip microcontroller is also possible to muti-piece single-chip microcontroller, preferably all sets
It is set to embedded scm.
In one preferred embodiment, the induction module 2 includes induction part 21 and filter 22, is also optionally set
It is equipped with power amplifier module, the induction part can be sensor wire, be also possible to induction coil, can be according to different uses
Environment and use condition are chosen, and generally match with excitation；The power amplifier module is used for amplifying power, the filter
Wave device is used to filter out the interference of other clutters in space.
In one preferred embodiment, the incoming end of external equipment is also optionally provided in the control module 3
Mouthful, the external equipment can be external input equipment, for inputting primary data thereto.
In one preferred embodiment, the alarm module 4 includes loudspeaker 41, indicator light 42 and optional remotely exhales
It cries and transmission device 43, so that not only issuing sound and light alarm signal when needing to alarm, moreover it is possible to remotely pass to the signal
The other desired people for receiving the information or unit, such as Security Personnel, public security bureau.The loudspeaker can issue the report of drop drop
Alert sound, can also issue the language message prestored, to meet the audio alert demand of various applications.
In addition, being referred to as giving birth to the present invention also provides a kind of method detected using above-mentioned induction type detector
Object incudes adjusting method, biological response control method, biological response alarm method, or referred to as application method.
It in this method, powers first to the warning device, excitation module forms induction field, induction module around it
Voltage signal, which is converted, by the induction field signal sensed passes to judging submodule in warning device；This process is alarm
The starting of device；
The judging submodule receives the voltage signal that induction module passes out, and judges the voltage signal received
Voltage value whether be in deployment voltage range, when the voltage value of the voltage signal is in the deployment voltage range,
And when be basically stable near a fixed voltage value within the predetermined time, the voltage value for recording the fixation is work electricity
Pressure value；This process is the deployment of warning device, and the time used in the general process is less than 10 seconds,
The control module continues the voltage signal that real-time reception induction module passes out, and whether judges the voltage signal
It is in deployment voltage range, if the signal in deployment voltage range, is received by control excitation module adjusting
Voltage signal makes its voltage value be substantially equal to operating voltage value；If the signal value is greater than scheduled alarm voltage value, judgement
Someone's invasion, control alarm module work, and issue sound and light alarm signal；If the signal value is not more than the scheduled alarm
Voltage value, and not in the deployment voltage range, it is judged as that toy accidentally touches, is not processed.
Test example 1: climatic environment adaptability
Climatic environment compatibility test is carried out to detector of the invention by the regulation of table 1.
Table 1:
Test result shows that, in the high temperature, low temperature and steady damp heat, which does not all generate alarm.
Test example 2: mechanical environment adaptability
Mechanical environment compatibility test is carried out to detector of the invention by the regulation of table 2.
Table 2:
| Project | Experimental condition | State |
| It vibrates (sine) | 10Hz~55Hz, amplitude 0.35mm, 1 octave/min, 3 each 30min of axial direction | Off working state |
| Impact | 15g, 11ms, x, y, z axis is respectively three times | Off working state |
Test result shows that under vibration (sine) and impact condition, the detector does not generate permanent malformation,
Mechanical damage and electric fault, false alarm does not also occur.
Combining preferred embodiment above, the present invention is described, but these embodiments are only exemplary
, only play the role of illustrative.On this basis, a variety of replacements and improvement can be carried out to the present invention, these each fall within this
In the protection scope of invention.
Claims (6)
1. a kind of induction type detector, including inductosyn A and signal processor B, which is characterized in that
Inductosyn A includes that surrounding can form the excitation wire A1 of induction field and can incude the sense of the induction field information
Answer conducting wire A2；
Signal processor B has communication interface C1, for receiving initial data or parameter and be updated, and/or receives sensing
The information or signal of device A, and analyzed and/or calculated, and then judge whether to need to alarm,
The detector includes excitation module (1), induction module (2), control module (3) and alarm module (4),
Wherein, the excitation module (1) is used to form induction field around it,
The induction module (2) is arranged in the induction field, for incuding the information of the induction field, by what is sensed
Information is converted into voltage signal, and the voltage signal is transferred to the control module (3),
The control module (3) is used to receive the voltage signal that induction module (2) passes out, and in the voltage value of the voltage signal
Alarm module work is controlled when greater than scheduled alarm voltage value,
The alarm module (4) is used to issue sound and light alarm signal,
The control module (3) includes judging submodule (31), adjusts submodule (32) and controlling alarm submodule (33),
When the judging submodule (31) sense the voltage signal voltage value fall within deployment voltage range in when, starting
It adjusts submodule (32),
Described adjust submodule (32) are used to control the intensity that the excitation module forms induction field after actuation, so that
The voltage value for the voltage signal that the control module (3) receives is equal to operating voltage value,
The process of operating voltage value record are as follows:
When the induction type detector is powered and starts, the judging submodule (31) receives the electricity that induction module (2) pass out
Signal is pressed, and judges whether the voltage value of the voltage signal received is in deployment voltage range, when the voltage is believed
Number voltage value be in the deployment voltage range, and it is stable within the predetermined time near a fixed voltage value
When, the voltage value for recording the fixation is operating voltage value,
The scheduled alarm voltage value is greater than the maximum value in the deployment voltage range；
The induction module (2) includes induction part (21) and filter (22), and the induction part includes being used for sensitive electric field
The sensor wire of information.
2. induction type detector according to claim 1, which is characterized in that
The inductosyn A is one group of parallel wire being made of excitation wire A1 and sensor wire A2, wherein excitation is led
Line A1 sends the signal that is generated by signal processor B, and sensor wire A2 acquires the electric signal that induction field variation generates, perception by
In invasion or attempt the state change invaded；And/or
The signal processor B is made of pulse signal source, induction field balanced to unbalanced transformer and electric signal processor, is used to feel
The signal for answering electric field induction to generate is converted into electric signal and handles through analysis, it is determined whether provides the device of alarm signal.
3. induction type detector according to claim 1, which is characterized in that the excitation module (1) includes power supply
(12) and excitation (11), the power supply are used to provide operating voltage for excitation (11), and the excitation includes for producing
The excitation wire of raw induction field.
4. induction type detector according to claim 1, which is characterized in that the alarm module (4) include loudspeaker (41),
Indicator light (42) and optional remote call-in and transmission device.
5. the method detected using induction type detector described in one of Claims 1-4 4, which is characterized in that
It powers first to the warning device, excitation module forms induction field, the sense that induction module will sense around it
It answers electric field signal to be converted into voltage signal and passes to judging submodule in warning device；This process is the starting of warning device,
And/or
The judging submodule receives the voltage signal that induction module passes out, and judges the electricity of the voltage signal received
Whether pressure value is in deployment voltage range, when the voltage value of the voltage signal is in the deployment voltage range, and
It is stable within the predetermined time near a fixed voltage value when, record the fixation voltage value be operating voltage value；This
Process is the deployment of warning device, and the time used in the process is less than 10 seconds.
6. the method detected using the induction type detector described in claim 5, which is characterized in that the control module after
The voltage signal that continuous real-time reception induction module passes out, and judge whether the voltage signal is in deployment voltage range, such as
The fruit signal then adjusts the voltage signal received by control excitation module, makes its voltage value etc. in deployment voltage range
In operating voltage value.
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Citations (4)
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|---|---|---|---|---|
| GB2040093A (en) * | 1979-01-27 | 1980-08-20 | Shorrock Dev | Intrusion detector |
| US5223817A (en) * | 1989-03-14 | 1993-06-29 | Shorrock Limited | Alarm signal processing means |
| CN1308304A (en) * | 2001-01-06 | 2001-08-15 | 孙建华 | Electronic intrusion preventer and its making process |
| CN205486590U (en) * | 2015-12-30 | 2016-08-17 | 孙建华 | Induction type detector |
-
2015
- 2015-12-30 CN CN201511025834.9A patent/CN106934975B/en active Active
Patent Citations (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| GB2040093A (en) * | 1979-01-27 | 1980-08-20 | Shorrock Dev | Intrusion detector |
| US5223817A (en) * | 1989-03-14 | 1993-06-29 | Shorrock Limited | Alarm signal processing means |
| CN1308304A (en) * | 2001-01-06 | 2001-08-15 | 孙建华 | Electronic intrusion preventer and its making process |
| CN205486590U (en) * | 2015-12-30 | 2016-08-17 | 孙建华 | Induction type detector |
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