CN202929410U - Infrared induction control circuit - Google Patents
Infrared induction control circuit Download PDFInfo
- Publication number
- CN202929410U CN202929410U CN 201220659405 CN201220659405U CN202929410U CN 202929410 U CN202929410 U CN 202929410U CN 201220659405 CN201220659405 CN 201220659405 CN 201220659405 U CN201220659405 U CN 201220659405U CN 202929410 U CN202929410 U CN 202929410U
- Authority
- CN
- China
- Prior art keywords
- resistance
- chip microcomputer
- circuit
- electric capacity
- infrared induction
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
- Expired - Fee Related
Links
Images
Landscapes
- Electronic Switches (AREA)
Abstract
The utility model relates to an infrared induction control circuit comprising a passive infrared (PIR) detector for detecting the motion of the human body and outputting a PIR signal, a signal processing circuit for carrying out processing on the PIR signal and outputting a trigger signal, a single chip microcomputer, a key circuit for obtaining user operation information and transmitting the information to the single chip microcomputer, and a nixie tube display circuit. The single chip microcomputer sets the sensitivity of the PIR detector or the time length of the time-delay closing of controlled equipment according to the user operation information, transmits the information of the sensitivity or the time length of the time-delay closing to the nixie tube display circuit for displaying, controls a controlled object to be started according to the trigger signal and controls the controlled object to be closed after the trigger signal is eliminated and the time length of the time-delay closing is increased. According to the infrared induction control circuit, when the controlled object is controlled, the sensitivity of the PIR detector and the time length of the time-delay closing of the controlled object can be set precisely according to needs.
Description
Technical field
The utility model relates to the induction control field, particularly relates to a kind of infrared induction control circuit.
Background technology
The infrared induction control circuit is a kind of movable and control the inductive control circuit of the controlled devices such as light fixture, alarm, sound equipment for monitoring human.Based on the infrared induction control circuit of infrared technology, when human body entered induction range, infrared sensor detected the variation of human body infrared spectrum, controlled to start controlled device, after human body leaves, controlled the controlled device time-delay closing.The adjustment precision of sensitivity and time-delay closing duration is to weigh the major criterion of infrared inductor control circuit, is the infrared induction control circuit of light fixture for controlled device, usually also needs illumination is regulated.Traditional infrared induction control circuit adopts mimic channel to build, the sensitivity adjustment precision is lower, usually need to repeatedly debug and to determine comparatively suitable sensitivity, regulate more loaded down with trivial details, such as, when regulating sensitivity by adjustable resistance, need constantly to adjust the resistance of adjustable resistance, to seek comparatively suitable sensitivity.For the precision setting of time-delay closing duration, traditional infrared induction control circuit can only arrange general delay time usually, is 12 seconds such as the time-delay closing duration is set, and can only arrange about 12 seconds in actual setting up procedure, precision is set relatively poor.For the infrared induction control circuit that is used for controlling light fixture, also comparatively coarse to the adjusting of illuminance of lamp, degree of regulation is relatively poor.
The utility model content
Based on this, be necessary for adjustment of sensitivity and the time-delay closing duration of traditional infrared induction control circuit, the relatively poor problem of precision to be set, a kind of adjustment of sensitivity and delay duration setting infrared induction control circuit more accurately is provided.
a kind of infrared induction control circuit, comprise be used to surveying physical activity and exporting the PIR detector of PIR signal, be used for described PIR signal is processed and exported the signal processing circuit of trigger pip, single-chip microcomputer, be used for obtaining user's operation information and described user's operation information be delivered to key circuit and the digital pipe display circuit of described single-chip microcomputer, described PIR detector is connected with described signal processing circuit, described signal processing circuit is connected with described single-chip microcomputer, described key circuit is connected respectively described single-chip microcomputer with described digital pipe display circuit, described single-chip microcomputer is set the time-delay closing duration of described PIR detector sensitivity or controlled device according to described user's operation information, and described sensitivity or described time-delay closing duration are delivered to described digital pipe display circuit show, and control according to described trigger pip and open controlled device, and control delay described time-delay closing duration after trigger pip is eliminated after and close described controlled device.
In a preferred embodiment, described controlled device is the LED light fixture, described single-chip microcomputer is also set the illumination of described LED light fixture according to described user's operation information, and described illumination is delivered to described digital pipe display circuit shows, and control described LED light fixture according to described trigger pip and work under described illumination conditions, and control delay described time-delay closing duration after described trigger pip is eliminated after and close described LED light fixture.
In a preferred embodiment, also be included as the solar cell that described PIR detector, single-chip microcomputer and described digital pipe display circuit are powered.
In a preferred embodiment, described infrared induction control circuit also comprises for the charging circuit of charging for described solar cell and voltage detecting circuit for detection of the sparking voltage of described solar cell, the sparking voltage that described solar cell detected when described single-chip microcomputer by described voltage detecting circuit is during higher than first threshold voltage, and described Single-chip Controlling is cut off described charging circuit; The sparking voltage that described solar cell detected when described single-chip microcomputer by described voltage detecting circuit is during lower than Second Threshold voltage, the described charging circuit of described Single-chip Controlling conducting, and described first threshold voltage is greater than described Second Threshold voltage.
In a preferred embodiment, described voltage detecting circuit comprises the first resistance, the second resistance and the first electric capacity, the output voltage of the one described solar cell of termination of described the first resistance, the other end connects respectively the other end and the described single-chip microcomputer of an end of described the second resistance, described the first electric capacity, and the other end of described the second electric capacity and described the second resistance is ground connection respectively.
In a preferred embodiment, described infrared induction control circuit also comprises mu balanced circuit, described mu balanced circuit comprises the 6th electric capacity, the 7th electric capacity and three-terminal voltage-stabilizing pipe, the output voltage of the described solar cell of input termination of one end of described the 6th electric capacity and described three-terminal voltage-stabilizing pipe, one end and the output DC of described the 7th electric capacity of output termination of described three-terminal voltage-stabilizing pipe, the other end ground connection of the other end of described the 6th electric capacity, described the 7th electric capacity and the earth terminal ground connection of described three-terminal voltage-stabilizing pipe.
in a preferred embodiment, described signal processing circuit comprises the PS206 chip, the 3rd resistance, the 4th resistance, the 5th resistance, the second electric capacity, the 3rd electric capacity, the 4th electric capacity, the 5th electric capacity and light emitting diode, two power inputs of described PIR detector connect respectively direct current and ground connection, the PIR signal output part connects respectively described the 3rd electric capacity one end, one end of described the 3rd resistance and an end of described the 4th electric capacity, the other end of described the 4th electric capacity connects respectively the PIR signal input pin of described PS206 chip, one end of described the 5th electric capacity and an end of described the 4th resistance, the other end of described the 3rd resistance, the other end of described the 3rd electric capacity, the other end of the other end of described the 5th electric capacity and described the 4th resistance is ground connection respectively, described the second Capacitance parallel connection is connected in two power inputs of described PIR detector, the another one PIR signal input pin of described PS206 chip, Timer Controlling pin be ground connection respectively, wherein two pins that pin connects respectively single-chip microcomputer are controlled in relay output pin, sensitivity, the relay output enable controls pin and power enable control pin connects respectively galvanic positive pole, and dynamically output pin is sequentially by described the 5th resistance and described light emitting diode ground connection.
In a preferred embodiment, described infrared induction control circuit also comprises the first amplifying circuit, described the first amplifying circuit comprises the 8th resistance and the first triode, the relay output pin of the one described PS206 chip of termination of described the 8th resistance, the base stage of described first triode of another termination of described the 8th resistance, the described single-chip microcomputer of collector access of described the first triode, the grounded emitter of described the first triode.
In a preferred embodiment, described key circuit comprises the first button, the second button, the 6th resistance and the 7th resistance, one end of one end of described the first button and described the second button is ground connection respectively, the other end of described the first button is by described the 6th resistance access single-chip microcomputer, and the other end of described the second button is by the described single-chip microcomputer of other end access of described the 7th resistance.
In a preferred embodiment, also comprise the second amplifying circuit, described the second amplifying circuit comprises the 9th resistance and the second triode, the one described single-chip microcomputer of termination of described the 9th resistance, the base stage of described the second triode of another termination, the collector of described the second triode connects controlled device, the grounded emitter of described the second triode.
Above-mentioned infrared induction control circuit, when controlled device is controlled, the time-delay closing duration of PIR detector sensitivity and controlled device can accurately be set as required, when the first button in the use key circuit and/or the second button are selected sensitivity and time-delay closing duration are set, the operation of key circuit is passed through the processing of single-chip microcomputer, the first button and/or the second button can be completed the digital quantity setting, precision are set higher.
Description of drawings
Fig. 1 is the schematic diagram of the infrared induction control circuit of an embodiment;
Fig. 2 is the electrical schematic diagram of infrared induction control circuit in Fig. 1;
Fig. 3 is the electrical schematic diagram of digital pipe display circuit in Fig. 1;
Fig. 4 is the electrical schematic diagram of mu balanced circuit of the infrared induction control circuit of an embodiment.
Embodiment
Below in conjunction with the drawings and specific embodiments, the utility model is elaborated.
As shown in Figure 1, Figure 2, Figure 3 and Figure 4, in one embodiment, a kind of infrared induction control circuit 100 comprises PIR(Passive Infrared, the passive infrared technology) detector 110, signal processing circuit 120, single-chip microcomputer 130, key circuit 140 and digital pipe display circuit 150.
Single-chip microcomputer 130 is used for setting the sensitivity of PIR detector 110 or the time-delay closing duration of controlled device 150 according to user's operation information, and sensitivity or time-delay closing duration are delivered to digital pipe display circuit 150 show.Single-chip microcomputer 130 also is used for controlling unlatching controlled device 50 according to trigger pip, and control delay the time-delay closing duration of having set after trigger pip is eliminated after and cut out controlled device 50.In the present embodiment, controlled device 50 is the LED light fixture, and single-chip microcomputer 130 also is used for setting the illumination of this LED light fixture according to user's operation information, and this illumination is delivered to digital pipe display circuit 150 shows.After the illumination setting is completed, single-chip microcomputer 130 can be controlled the LED light fixture according to this trigger pip and work under the illumination conditions of having set after receiving the trigger pip that signal processing circuit 120 sends, and controls delay the time-delay closing duration of having set after this trigger pip is eliminated after and close the LED light fixture.
In specific embodiment, infrared induction control circuit 100 also comprises charging circuit and voltage detecting circuit.Charging circuit is used for charging to solar cell B, and voltage detecting circuit is for detection of the sparking voltage of solar cell B.The sparking voltage that solar cell B detected when single-chip microcomputer 130 by described voltage detecting circuit is during higher than first threshold voltage, and single-chip microcomputer 130 is controlled and cut off charging circuits, and solar cell B stops charging.The sparking voltage that solar cell B detected when single-chip microcomputer 130 by described voltage detecting circuit is during lower than Second Threshold voltage, and single-chip microcomputer 130 is controlled the conducting charging circuits, and first threshold voltage is greater than Second Threshold voltage.In the present embodiment, voltage detecting circuit comprises the first resistance R 1, the second resistance R 2 and the first capacitor C 1, the output voltage V B of one termination solar cell B of the first resistance R 1, the other end connects respectively an end of the second resistance R 2, the other end of the first capacitor C 1 and the other end difference ground connection of single-chip microcomputer 130, the second capacitor C 2 and the second resistance R 2.
in specific embodiment, digital pipe display circuit 150 comprises 11 resistance (R10, R11, R12, R13, R14, R15, R16, R17, R18, R19, R20) with three triode (Q3, Q4, Q5), wherein, one end of the tenth resistance R 10, one end of the 11 resistance R 11, one end of the 12 resistance R 12, one end of the 13 resistance R 13, one end of the 14 resistance R 14, one end of the 15 resistance R 15, one end of the 16 resistance R 16 and an end of the 17 resistance R 17 meet respectively charactron U2, the other end of the tenth resistance R 10, the other end of the 11 resistance R 11, the other end of the 12 resistance R 12, the other end of the 13 resistance R 13, the other end of the 14 resistance R 14, the other end of the 15 resistance R 15, the other end of the 16 resistance R 16 and the other end of the 17 resistance R 17 meet respectively the pin (RC0 of single-chip microcomputer 130, RC1, RC2, RC3, RC4, RC5, RC6, RC7).The emitter of the emitter of the emitter of the 3rd triode Q3, the 4th triode Q4, the 5th triode Q5 meets respectively direct current VC, the collector of the collector of the collector of the 3rd triode Q3, the 4th triode Q4, the 5th triode Q5 connects respectively the different pins of charactron U2, the base stage of the 3rd triode Q3 meets the pin RB5 of single-chip microcomputer 150 by the 18 resistance R 18, the base stage of the 4th triode Q4 meets the pin RB6 of single-chip microcomputer 150 by the 19 resistance R 19, the base stage of the 5th triode Q5 meets the pin RB7 of single-chip microcomputer 150 by the 20 resistance R 20.The 3rd triode Q3, the 4th triode Q4 and the 5th triode Q5 are the PNP pipe.
When utilizing 100 pairs of controlled devices of above-mentioned infrared induction control circuit to control, the sensitivity of PIR detector 110 and the time-delay closing duration of controlled device 50 can accurately be set as required, be the object of LED light fixture for controlled device 50, the illumination of LED light fixture can also accurately be set.sensitivity, the method to set up of time-delay closing duration and illumination is as follows, at first infrared induction control circuit 100 is powered on, use the first button K1 and/or the second button K2 in key circuit 140 to select sensitivity, any one in time-delay closing duration and illumination arranges, processing through single-chip microcomputer 130, the first button K1 and/or the second button K2 can complete the digital quantity setting, precision is set higher, such as, the time-delay closing duration can be set to 12 seconds accurately, if adopt the analog quantity setting, can only arrange about 12 seconds, therefore than analog quantity, precision to be set higher in the digital quantity setting.And the numerical value in setting up procedure and the final numerical value that arranges can be shown in charactron, intuitively are showed in user, convenient operation.
The above embodiment has only expressed several embodiment of the present utility model, and it describes comparatively concrete and detailed, but can not therefore be interpreted as the restriction to the utility model the scope of the claims.Should be pointed out that for the person of ordinary skill of the art, without departing from the concept of the premise utility, can also make some distortion and improvement, these all belong to protection domain of the present utility model.Therefore, the protection domain of the utility model patent should be as the criterion with claims.
Claims (10)
1. infrared induction control circuit, it is characterized in that, comprise be used to surveying physical activity and exporting the PIR detector of PIR signal, be used for described PIR signal is processed and exported the signal processing circuit of trigger pip, single-chip microcomputer, be used for obtaining user's operation information and described user's operation information be delivered to key circuit and the digital pipe display circuit of described single-chip microcomputer, described PIR detector is connected with described signal processing circuit, described signal processing circuit is connected with described single-chip microcomputer, described key circuit is connected respectively described single-chip microcomputer with described digital pipe display circuit, described single-chip microcomputer is set the time-delay closing duration of described PIR detector sensitivity or controlled device according to described user's operation information, and described sensitivity or described time-delay closing duration are delivered to described digital pipe display circuit show, and control according to described trigger pip and open controlled device, and control delay described time-delay closing duration after trigger pip is eliminated after and close described controlled device.
2. infrared induction control circuit according to claim 1, it is characterized in that, described controlled device is the LED light fixture, described single-chip microcomputer is also set the illumination of described LED light fixture according to described user's operation information, and described illumination is delivered to described digital pipe display circuit shows, and control described LED light fixture according to described trigger pip and work under described illumination conditions, and control delay described time-delay closing duration after described trigger pip is eliminated after and close described LED light fixture.
3. infrared induction control circuit according to claim 1, is characterized in that, also is included as the solar cell that described PIR detector, single-chip microcomputer and described digital pipe display circuit are powered.
4. infrared induction control circuit according to claim 3, it is characterized in that, described infrared induction control circuit also comprises for the charging circuit of charging for described solar cell and voltage detecting circuit for detection of the sparking voltage of described solar cell, the sparking voltage that described solar cell detected when described single-chip microcomputer by described voltage detecting circuit is during higher than first threshold voltage, and described Single-chip Controlling is cut off described charging circuit; The sparking voltage that described solar cell detected when described single-chip microcomputer by described voltage detecting circuit is during lower than Second Threshold voltage, the described charging circuit of described Single-chip Controlling conducting, and described first threshold voltage is greater than described Second Threshold voltage.
5. infrared induction control circuit according to claim 4, it is characterized in that, described voltage detecting circuit comprises the first resistance, the second resistance and the first electric capacity, the output voltage of the one described solar cell of termination of described the first resistance, the other end connects respectively the other end and the described single-chip microcomputer of an end of described the second resistance, described the first electric capacity, and the other end of described the second electric capacity and described the second resistance is ground connection respectively.
6. infrared induction control circuit according to claim 3, it is characterized in that, described infrared induction control circuit also comprises mu balanced circuit, described mu balanced circuit comprises the 6th electric capacity, the 7th electric capacity and three-terminal voltage-stabilizing pipe, the output voltage of the described solar cell of input termination of one end of described the 6th electric capacity and described three-terminal voltage-stabilizing pipe, one end and the output DC of described the 7th electric capacity of output termination of described three-terminal voltage-stabilizing pipe, the other end ground connection of the other end of described the 6th electric capacity, described the 7th electric capacity and the earth terminal ground connection of described three-terminal voltage-stabilizing pipe.
7. infrared induction control circuit according to claim 1, it is characterized in that, described signal processing circuit comprises the PS206 chip, the 3rd resistance, the 4th resistance, the 5th resistance, the second electric capacity, the 3rd electric capacity, the 4th electric capacity, the 5th electric capacity and light emitting diode, two power inputs of described PIR detector connect respectively direct current and ground connection, the PIR signal output part connects respectively described the 3rd electric capacity one end, one end of described the 3rd resistance and an end of described the 4th electric capacity, the other end of described the 4th electric capacity connects respectively the PIR signal input pin of described PS206 chip, one end of described the 5th electric capacity and an end of described the 4th resistance, the other end of described the 3rd resistance, the other end of described the 3rd electric capacity, the other end of the other end of described the 5th electric capacity and described the 4th resistance is ground connection respectively, described the second Capacitance parallel connection is connected in two power inputs of described PIR detector, the another one PIR signal input pin of described PS206 chip, Timer Controlling pin be ground connection respectively, wherein two pins that pin connects respectively single-chip microcomputer are controlled in relay output pin, sensitivity, the relay output enable controls pin and power enable control pin connects respectively galvanic positive pole, and dynamically output pin is sequentially by described the 5th resistance and described light emitting diode ground connection.
8. infrared induction control circuit according to claim 7, it is characterized in that, described infrared induction control circuit also comprises the first amplifying circuit, described the first amplifying circuit comprises the 8th resistance and the first triode, the relay output pin of the one described PS206 chip of termination of described the 8th resistance, the base stage of described first triode of another termination of described the 8th resistance, the described single-chip microcomputer of collector access of described the first triode, the grounded emitter of described the first triode.
9. infrared induction control circuit according to claim 1, it is characterized in that, described key circuit comprises the first button, the second button, the 6th resistance and the 7th resistance, one end of one end of described the first button and described the second button is ground connection respectively, the other end of described the first button is by described the 6th resistance access single-chip microcomputer, and the other end of described the second button is by the described single-chip microcomputer of other end access of described the 7th resistance.
10. infrared induction control circuit according to claim 1, it is characterized in that, also comprise the second amplifying circuit, described the second amplifying circuit comprises the 9th resistance and the second triode, the one described single-chip microcomputer of termination of described the 9th resistance, the base stage of described the second triode of another termination, the collector of described the second triode connects controlled device, the grounded emitter of described the second triode.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN 201220659405 CN202929410U (en) | 2012-11-30 | 2012-11-30 | Infrared induction control circuit |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN 201220659405 CN202929410U (en) | 2012-11-30 | 2012-11-30 | Infrared induction control circuit |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN202929410U true CN202929410U (en) | 2013-05-08 |
Family
ID=48219353
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN 201220659405 Expired - Fee Related CN202929410U (en) | 2012-11-30 | 2012-11-30 | Infrared induction control circuit |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN202929410U (en) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN103019136A (en) * | 2012-11-30 | 2013-04-03 | 浙江明烁电子科技有限公司 | Infrared induction control circuit |
| CN105704885A (en) * | 2015-08-25 | 2016-06-22 | 阮树成 | Solar-power-supply human body infrared sensing dresser dimming LED lamp |
-
2012
- 2012-11-30 CN CN 201220659405 patent/CN202929410U/en not_active Expired - Fee Related
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN103019136A (en) * | 2012-11-30 | 2013-04-03 | 浙江明烁电子科技有限公司 | Infrared induction control circuit |
| CN103019136B (en) * | 2012-11-30 | 2016-06-15 | 浙江明烁电子科技有限公司 | Infrared induction control circuit |
| CN105704885A (en) * | 2015-08-25 | 2016-06-22 | 阮树成 | Solar-power-supply human body infrared sensing dresser dimming LED lamp |
Similar Documents
| Publication | Publication Date | Title |
|---|---|---|
| CN103957635A (en) | On-off device and control realization method thereof | |
| CN108551204A (en) | Solar charging electric control circuit, charge control method and its solar communications terminal | |
| CN109596996A (en) | A kind of internal resistance of cell detection module and detection method and the charger and mobile power source for integrating the module | |
| CN206412566U (en) | A kind of usb hub for supporting to fill soon | |
| CN104902650B (en) | Solar intelligent induction street lamp controller | |
| CN202929410U (en) | Infrared induction control circuit | |
| CN109270580B (en) | Chargeable, sensitivity-adjustable and high-sensitivity handheld metal detector | |
| CN103019136B (en) | Infrared induction control circuit | |
| CN206369726U (en) | A kind of Intelligent monitoring device with NB IOT gas collecting functions | |
| CN203352252U (en) | Intelligent mobile power supply device | |
| CN204374703U (en) | A kind of intelligent controlling device being applied to socket | |
| CN208316390U (en) | Solar charging electric control circuit and its solar communications terminal | |
| CN206630058U (en) | A kind of multifunctional solar cap | |
| CN207381957U (en) | A kind of intelligent illuminating system overcurrent protective device | |
| CN103369766A (en) | A head lamp and a lighting circuit capable of sensing ambient illumination | |
| CN206651394U (en) | Atomization circuit and atomising device | |
| CN203299609U (en) | Connection device based on photoelectric control | |
| CN212413478U (en) | Control circuit for EMS | |
| CN206178646U (en) | Multichannel burns power supply unit of record ware | |
| CN205584554U (en) | Intelligence LED lamp control system | |
| CN208581379U (en) | Intelligent light control system | |
| CN209709702U (en) | A kind of charging control circuit, electronic equipment | |
| CN206945919U (en) | Electric quantity of lithium battery test device | |
| CN207573058U (en) | A kind of lithium battery power supply universal charger | |
| CN207037519U (en) | A kind of control circuit of pulse electric current duration |
Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| CF01 | Termination of patent right due to non-payment of annual fee | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20130508 Termination date: 20161130 |