CN108550231A - A kind of inductor and its induction system - Google Patents
A kind of inductor and its induction system Download PDFInfo
- Publication number
- CN108550231A CN108550231A CN201810654966.5A CN201810654966A CN108550231A CN 108550231 A CN108550231 A CN 108550231A CN 201810654966 A CN201810654966 A CN 201810654966A CN 108550231 A CN108550231 A CN 108550231A
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- sensor
- shell
- controller
- induction
- signal
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- 230000006698 induction Effects 0.000 title claims abstract description 55
- 238000001514 detection method Methods 0.000 claims abstract description 25
- 239000000758 substrate Substances 0.000 claims abstract description 15
- 230000001939 inductive effect Effects 0.000 claims description 19
- 230000033001 locomotion Effects 0.000 claims description 5
- 230000008054 signal transmission Effects 0.000 claims description 3
- 230000005855 radiation Effects 0.000 abstract description 7
- 230000008859 change Effects 0.000 abstract description 6
- 241000282326 Felis catus Species 0.000 description 4
- 241001465754 Metazoa Species 0.000 description 4
- 241000009328 Perro Species 0.000 description 4
- 239000000428 dust Substances 0.000 description 3
- 230000003287 optical effect Effects 0.000 description 3
- 230000004069 differentiation Effects 0.000 description 2
- 230000000694 effects Effects 0.000 description 2
- 238000005516 engineering process Methods 0.000 description 2
- 238000005192 partition Methods 0.000 description 2
- 240000002853 Nelumbo nucifera Species 0.000 description 1
- 235000006508 Nelumbo nucifera Nutrition 0.000 description 1
- 235000006510 Nelumbo pentapetala Nutrition 0.000 description 1
- 230000009471 action Effects 0.000 description 1
- 238000010586 diagram Methods 0.000 description 1
- 230000005611 electricity Effects 0.000 description 1
- 239000002360 explosive Substances 0.000 description 1
- 230000003760 hair shine Effects 0.000 description 1
- 238000002347 injection Methods 0.000 description 1
- 239000007924 injection Substances 0.000 description 1
- 239000000463 material Substances 0.000 description 1
- 230000013011 mating Effects 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 229920000098 polyolefin Polymers 0.000 description 1
- 238000009738 saturating Methods 0.000 description 1
- 230000035945 sensitivity Effects 0.000 description 1
Classifications
-
- G—PHYSICS
- G08—SIGNALLING
- G08B—SIGNALLING OR CALLING SYSTEMS; ORDER TELEGRAPHS; ALARM SYSTEMS
- G08B3/00—Audible signalling systems; Audible personal calling systems
- G08B3/10—Audible signalling systems; Audible personal calling systems using electric transmission; using electromagnetic transmission
-
- G—PHYSICS
- G01—MEASURING; TESTING
- G01J—MEASUREMENT OF INTENSITY, VELOCITY, SPECTRAL CONTENT, POLARISATION, PHASE OR PULSE CHARACTERISTICS OF INFRARED, VISIBLE OR ULTRAVIOLET LIGHT; COLORIMETRY; RADIATION PYROMETRY
- G01J5/00—Radiation pyrometry, e.g. infrared or optical thermometry
- G01J5/0022—Radiation pyrometry, e.g. infrared or optical thermometry for sensing the radiation of moving bodies
- G01J5/0025—Living bodies
Abstract
The invention discloses the induction systems that a kind of inductor and automatic decision human body pass in and out, including shell and electric substrate, the electric substrate is equipped with sensor towards the surface in shell, the shell is towards being provided with window, the Fresnel Lenses being equipped in the shell between sensor and window on the side wall of sensor；In the sensor directional spreding is passed in and out along human body and the induction member for detecting human infrared radiation power and output radiation detection signal including two, the electric substrate is equipped with the controller being electrically connected with sensor, the controller is preserved and is analyzed to radiation detection signal, window can control the identification region of sensor to certain range, when so that personnel being reached within the scope of this, can just it be detected by a sensor；In order to adapt to different application places, by changing the shape of window, change the detection zone of sensor, humanization level is higher, and applicable range is wider.
Description
Technical field
The present invention relates to field of sensing technologies, more specifically, it relates to a kind of inductor and its induction system.
Background technology
In order to realize human nature service, in some service door shop door mouths usually one induction broadcast device of setting, feeling automatically
Should arrive someone it is close when report " welcome " voice, to accomplish remind someone enter and welcome double action.Induction
Broadcast device includes sensing element and covers in the Fresnel Lenses outside sensing element, and Fresnel Lenses is mostly by the materials injection pressure such as polyolefin
It forms, can classify according to optical design or structure, there are three effects, first, focussing force；Second is that by search coverage
Mobile object can be in the form of temperature change in passive infrared（Passive Infrared, PIR）The heat that upper generation can change
Discharge infrared signal；Third, collimating effect, projects after the light that infrared beam interruption detector is sent out is collimated on light-receiving device lens
It is focused, converts optical signal into electric signal.
But the induction broadcast device is passed in and out by infrared induction testing staff, and infrared induction region be it is three-dimensional, for
Personnel, which are into and out or pass by, to be judged so that voice can be also reported when personnel pass by, the degree of hommization is not ideal enough, fits
The range answered is narrow.
Invention content
In view of the above shortcomings of the prior art, the first object of the present invention is to provide a kind of inductor, can identify cell
It is passed in and out either with or without personnel in domain, solves the problems, such as that humanization level is not ideal enough.
The present invention above-mentioned technical purpose technical scheme is that：A kind of inductor, including shell
And electric substrate, the electric substrate are equipped with sensor, are provided with for the detecting area to the sensor on the shell
What domain was limited limits portion, described to limit the window being provided in portion for infrared signal transmission.
By using above-mentioned technical proposal, window can control the identification region of sensor to certain range so that people
It when member is reached within the scope of this, can just be detected by a sensor, to which control voice module exports voice signal；In order to adapt to difference
Application places, by change window shape, change the detection zone of sensor, humanization level is higher, applicable range
It is relatively wide.
Preferably, the sensor includes two induction members, is equipped in the shell shell being separated into two chambers
Demarcation strip, and two induction members are uniformly located at the both sides of the demarcation strip.
By using above-mentioned technical proposal, demarcation strip can be separated by the detection zone of two induction members, avoids two
When induction member is detected simultaneously by personnel, electron charge movement quantity is few in sensor, causes radiation detection signal very weak；Meanwhile
Demarcation strip can form two detection zones around sensor, and for the door that needs are entered, one is respectively formed inside and outside door
A region increases the experience sense of personnel.
Preferably, it is additionally provided with Fresnel Lenses between the sensor and the window.
By using above-mentioned technical proposal, Fresnel Lenses utilizes the special optical principle of lens, to improve sensor
Detect receiving sensitivity.
Preferably, the inner wall of the shell towards sensor is in the arc surfaced of outwardly convex, the Fresnel Lenses fitting
In on the inner wall of the shell.
By using above-mentioned technical proposal, the inner wall of arc surfaced can make Fresnel Lenses preferably be fitted in inner walls
On, reduce extraneous dust and entered in shell from window, to make sensor to the detection result of personnel more preferably；Meanwhile subtracting
Small dust damages the element on electric substrate.
In view of the above shortcomings of the prior art, the second object of the present invention is to provide a kind of induction system, is adapted to need
The occasion for distinguishing personnel's disengaging, solves the problems, such as that humanization level is not ideal enough.
The present invention above-mentioned technical purpose technical scheme is that：A kind of induction system, including：
Sensor, including at least two induction members and demarcation strip, the demarcation strip is to corresponding to the induction member, adjacent
Search coverage is separated, and determines that a boundary, the induction member are reflected for continuous acquisition between adjacent search coverage
Detect the inductive signal of target position in the search coverage；And
Controller is judged described for the amplitude variation tendency according to the inductive signal from each first continuous acquisition of induction
Detection target crosses the boundary with a direction of motion.
By using above-mentioned technical proposal, when personnel pass through below sensor, sense of the induction member in search coverage
The amplitude of induction signal is variation；When demarcation strip is separated the search coverage of induction member so that personnel are entering or going out
It goes the amplitude variation tendency of inductive signal to differ, realizes that differentiation personnel are into or out, humanization level higher.
Preferably, two induction member electrical connections, it is A1, A2, A3, A4 to define the continuous amplitude for merging inductive signal；
As A1-A2 ＜ 0, A2-A3 ＜ 0 and A4-A3 ＞ 0, the controller (10) exports the first feedback signal；
As A1-A2 ＞ 0, A2-A3 ＞ 0 and A4-A3 ＜ 0, the controller (10) exports the second feedback signal.
By using above-mentioned technical proposal, when personnel pass through from the detection zone of inductor, two induction members examine priority
Personnel are measured, mobile offset between causing the electron charge of sensor internal to incude member at two, and make the sense of two induction members
Induction signal merges, and makes the changed trend bigger of inductive signal；The trend that controller changes according to inductive signal is not
Together, you can judgement personnel enter or go out, and judge so more accurate.
Preferably, further include reminding module, the reminding module is electrically connected with the controller；The reminding module is language
Sound broadcast device, when the controller exports the first feedback signal, the voice announcer plays the first voice messaging；When described
When controller exports the second feedback signal, the voice announcer plays the second voice messaging.
By using above-mentioned technical proposal, staff answers the first voice messaging and the second voice messaging, is judged
Whether personnel disengaging is had.
Preferably, the controller is equipped with signal threshold value X, when（A1-A2）+（A2-A3）+（A3-A4）When ＞ X, the control
Device processed exports the first feedback signal or the second feedback signal.
It will be also detected by the sensors by using above-mentioned technical proposal when the animals such as dog, cat enter detection zone
It arrives, controller sends out corresponding alerting signal by reminding module is controlled；By the setting of signal threshold value, when controller calculates total
When value is less than the threshold value, controller control reminding module remains unchanged, and the animals such as such dog, cat enter detection zone will not
Send out alerting signal.
In conclusion the invention has the advantages that：Window can control the identification region of sensor to certain
Range so that when personnel are reached within the scope of this, can just be detected by a sensor；In order to adapt to different application places, by changing
The shape for becoming window, changes the detection zone of sensor, humanization level is higher, and applicable range is wider；Personnel are from sensor
Detection zone when passing through, two induction members will successively be absorbed into infrared ray, and the electron charge of sensor internal is caused to move
Dynamic offset, and then radiation detection signal is made gradually to change；Controller is different according to the trend that radiation detection signal changes, i.e.,
The personnel of can determine whether enter or go out, and different alerting signals is exported to control reminding module.
Description of the drawings
Fig. 1 is the structural schematic diagram of the embodiment of the present invention；
Fig. 2 is the part explosive view of the embodiment of the present invention.
In figure：1, shell；101, bottom case；102, lid shell；2, electric substrate；3, sensor；4, window；5, Fresnel is saturating
Mirror；6, demarcation strip；7, mounting base；8, recessed groove；9, inserting column；10, controller；111, the first indicator light；112, the second instruction
Lamp；113, voice announcer.
Specific implementation mode
Below in conjunction with attached drawing, invention is further described in detail.
A kind of inductor and its induction system, as depicted in figs. 1 and 2, including shell 1 and electric substrate 2, wherein shell 1
Including bottom case 101 and the lid shell 102 being plugged in bottom case 101, bottom case 101 is open for two sides, and lid shell 102 is in Contraband shape, lid shell 102
The shell 1 being spliced into bottom case 101 is that one side is open；It is provided with threaded hole on bottom case 101 and lid shell 102（It is not shown in figure）,
Mounting hole corresponding with threaded hole is provided on electric substrate 2（It is not shown in figure）, screw pass through mounting hole after with threaded hole spiral shell
Line connects, and is fixed together bottom case 101 and lid shell 102 by electric substrate 2, simple and fast.
Shell 1 is externally connected with mounting base 7, and mounting base 7 is in Contraband shape, and mounting base 7 is small in ends broad in the middle, and mounting base 7 is just
In shell 1 to be fixed on to place to be installed；The outer wall of bottom case 101 is opened there are two symmetrical recessed groove 8, the both ends of mounting base 7
Integrally formed with inserting column 9, inserting column 9 and recessed groove 8 are mating, and inserting column 9 is cylindrical, pass through the bullet of mounting base 7
Property deformation, mounting base 7 is tentatively fixed on shell 1, shell 1 can be rotated along inserting column 9 in mounting base 7, facilitate adjusting
The direction of shell 1.The slot bottom of recessed groove 8 is provided with screw hole, and the connecting hole through inserting column 9 is provided in mounting base 7, and screw is worn
It is threadedly coupled with screw hole after crossing connecting hole, mounting base 7 is fixedly connected on bottom case 101 by screw, it is simple and fast.
Electric substrate 2 is equipped with sensor 3 towards the surface in shell 1, and sensor 3 includes two induction members（In figure not
It shows）, induction member is for detecting human infrared radiation power and exporting inductive signal.Controller 10 is installed on electric substrate 2,
Controller 10 is electrically connected with sensor 3, and controller 10 is preserved and analyzed to inductive signal；It is equipped with and carries on electric substrate 2
Awake module, reminding module are electrically connected with controller 10.
Bottom case 101 towards on the side wall of sensor 3 to limit portion（It is not shown in figure）, the portion of limiting is used for sensor 3
Search coverage is limited.The window 4 being provided in portion for infrared signal transmission is limited, there are two windows 4, and is mutually parallel
Strip, two windows 4 can form two detection zones around sensor 3, for the door that needs are entered, in door
It is outer respectively to form a region, increase the experience sense of personnel；The detection zone of strip can preferably cover the region of a face, people
Member is everywhere in door by that can be detected.
Integrally formed with the demarcation strip 6 that shell 1 is separated into two chambers in bottom case 101, two windows 4 are located at point
The both sides of partition board 6, and two induction members are also located at the both sides of demarcation strip 6, demarcation strip 6 can be by the detection zone of two induction members
Regional partition comes, and when two induction members being avoided to be detected simultaneously by personnel, electron charge movement quantity is few in sensor 3, leads to spoke
It is very weak to penetrate detection signal.
Fresnel Lenses 5 is installed, Fresnel Lenses 5 is between sensor 3 and window 4, demarcation strip 6 in bottom case 101
There are gaps between bottom case 101, and Fresnel Lenses 5 is inserted into the gap, can tentatively be fixed to Fresnel Lenses 5；
The side wall of shell 1 towards sensor 3 is in the arc shape of outwardly convex, and Fresnel Lenses 5 fits on the inner wall of shell 1, and covers
Shell 102 presses on the both ends of Fresnel Lenses 5, and the inner wall of arc shape can make Fresnel Lenses 5 preferably be fitted in 1 inner wall of shell
On, it reduces extraneous dust and is entered in shell 1 from window 4, meanwhile, lid shell 102 is pressed on the both ends of Fresnel Lenses 5, can
Fresnel Lenses 5 is fixed, and then the inner wall for making Fresnel Lenses 5 be fitted in shell 1 is closer.
Sensor 3, including at least two induction members and demarcation strip 6, demarcation strip 6 is to corresponding to induction member, adjacent
Search coverage is separated, and determines that a boundary, induction member obtain reflection detection for continuous acquisition between adjacent search coverage
The inductive signal of target position in search coverage；And
Controller 10 is judged to detect mesh for the amplitude variation tendency according to the inductive signal from the first continuous acquisition of each induction
It is marked with a direction of motion and crosses boundary.
When personnel pass through from the lower section of sensor 3, the amplitude of inductive signal of the induction member in search coverage is variation；
Demarcation strip to induction member search coverage be separated when so that personnel enter or the amplitude for inductive signal of going out variation become
Gesture differs, and realizes that differentiation personnel are into or out, humanization level higher.
Two induction member electrical connections, two induction members will successively detect personnel, lead to the electronics electricity in two induction members
There is mobile offset between incuding member at two in lotus, and the inductive signal of two induction members is made to merge, and makes inductive signal
Changed trend bigger.
The continuous amplitude for merging inductive signal of definition is A1, A2, A3, A4；As A1-A2 ＜ 0, A2-A3 ＜ 0 and A4-A3 ＞ 0
When, controller (10) exports the first feedback signal；As A1-A2 ＞ 0, A2-A3 ＞ 0 and A4-A3 ＜ 0, controller (10) output
Second feedback signal.Also several inductive signals can be acquired in unit interval, such sensor 3 judges whether personnel pass in and out will more
Add precisely；Furthermore it is possible to assign the numerical value of A2 to A1, the numerical value of A3 assigns A2, and the numerical value of A4 assigns A3, the numerical value newly detected
Assign A4.
Reminding module is voice announcer, and when controller 10 exports the first feedback signal, voice announcer plays first
Voice messaging；When controller 10 exports the second feedback signal, voice announcer plays the second voice messaging.
In other embodiments, reminding module includes the first indicator light 111 and the second indicator light 112, when controller 10 exports
When the first feedback signal, the first indicator light 111, which starts, to shine；When controller 10 exports the second feedback signal, the second indicator light
112 start and shine, and staff observes the first indicator light 111 and the second indicator light 112 and shines, judge whether there is personnel into
Go out.
Controller 10 is equipped with signal threshold value X, when（A1-A2）+（A2-A3）+（A3-A4）When ＞ X, the output of controller 10 first
Feedback signal or the second feedback signal will also be detected when the animals such as dog, cat enter detection zone by sensor 3, be controlled
Device 10 processed sends out corresponding alerting signal by reminding module is controlled；By the setting of signal threshold value, when controller 10 calculates total
When value is less than the threshold value, controller 10 controls reminding module and remains unchanged, and the animals such as such dog, cat enter detection zone also not
Alerting signal can be sent out.
Above-described embodiment is only explanation of the invention, is not limitation of the present invention, those skilled in the art
The modification that not creative contribution can be made to the present embodiment as needed after reading this specification, but as long as in this hair
It is all protected by Patent Law in bright right.
Claims (8)
1. a kind of inductor, it is characterized in that：Including shell (1) and electric substrate (2), the electric substrate (2) is equipped with sensing
Device (3) is provided on the shell (1) and limits portion, the limit for what the search coverage to the sensor (3) was limited
The window (4) for infrared signal transmission is provided in contracting portion.
2. a kind of inductor according to claim 1, it is characterized in that：The sensor (3) includes two induction members, described
It is equipped with the demarcation strip (6) that shell (1) is separated into two chambers in shell (1), and described in two induction members are uniformly located at
The both sides of demarcation strip (6).
3. a kind of inductor according to claim 2, it is characterized in that：Between the sensor (3) and the window (4) also
Equipped with Fresnel Lenses (5).
4. a kind of inductor according to claim 3, it is characterized in that：The inner wall of shell (1) towards the sensor (3) is in
The arc surfaced of outwardly convex, the Fresnel Lenses (5) fit on the inner wall of the shell (1).
5. a kind of induction system, characterized in that including：
Sensor (3), including at least two induction members and demarcation strip (6), the demarcation strip (6) is to corresponding to induction member
, adjacent search coverage be separated, a boundary is determined between adjacent search coverage, the induction member is for continuous acquisition
Obtain the inductive signal of reflection detection target position in the search coverage；And
Controller (10) is judged for the amplitude variation tendency according to the inductive signal from each first continuous acquisition of induction
The detection target crosses the boundary with a direction of motion.
6. a kind of induction system according to claim 5, it is characterized in that：
Two induction member electrical connections, it is A1, A2, A3, A4 to define the continuous amplitude for merging inductive signal；
As A1-A2 ＜ 0, A2-A3 ＜ 0 and A4-A3 ＞ 0, the controller (10) exports the first feedback signal；
As A1-A2 ＞ 0, A2-A3 ＞ 0 and A4-A3 ＜ 0, the controller (10) exports the second feedback signal.
7. a kind of induction system according to claim 6, it is characterized in that：Further include reminding module, the reminding module with
Controller (10) electrical connection；The reminding module is voice announcer (113), when the controller (10) output first is anti-
When feedback signal, the voice announcer (113) plays the first voice messaging；When the controller (10) exports the second feedback signal
When, the voice announcer (113) plays the second voice messaging.
8. a kind of induction system according to claim 6, it is characterized in that：The controller (10) is equipped with signal threshold value X, when
（A1-A2）+（A2-A3）+（A3-A4）When ＞ X, the controller (10) exports the first feedback signal or the second feedback signal.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201810654966.5A CN108550231A (en) | 2018-06-22 | 2018-06-22 | A kind of inductor and its induction system |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201810654966.5A CN108550231A (en) | 2018-06-22 | 2018-06-22 | A kind of inductor and its induction system |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN108550231A true CN108550231A (en) | 2018-09-18 |
Family
ID=63492949
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201810654966.5A Pending CN108550231A (en) | 2018-06-22 | 2018-06-22 | A kind of inductor and its induction system |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN108550231A (en) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| WO2020154311A1 (en) | 2019-01-22 | 2020-07-30 | Brady Worldwide, Inc. | Audible alert device |
| CN114582105A (en) * | 2022-03-01 | 2022-06-03 | 福建环宇通信息科技股份公司 | Window monitoring method |
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