CN201489325U - Automatic intelligent sensing battery-conserving switch - Google Patents
Automatic intelligent sensing battery-conserving switch Download PDFInfo
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- CN201489325U CN201489325U CN2009201867808U CN200920186780U CN201489325U CN 201489325 U CN201489325 U CN 201489325U CN 2009201867808 U CN2009201867808 U CN 2009201867808U CN 200920186780 U CN200920186780 U CN 200920186780U CN 201489325 U CN201489325 U CN 201489325U
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Abstract
The utility model relates to an automatic intelligent sensing battery-conserving switch, comprising a main controller, wherein the input end of the main controller is connected with a far-infrared detection and processing circuit; the output end of the main controller is respectively connected with a power switch control and driver circuit and an active probing motor control and drive circuit; and the main controller drives a power switch and an active probing motor to operate according to the electrical signals output by the far-infrared detection and processing circuit. The automatic intelligent sensing battery-conserving switch adopts the method of combination of passive detection and active detection and takes human body static detection into consideration; when staff members leave the workplace, the whole office power can automatically shut down in a set time to solve the standby consumption and boot consumption of the electrical equipment, thus saving the energy; and when the staff members enter the workplace, the whole office power can automatically open to avoid the trouble of manual operation.
Description
Technical field
The utility model relates to a kind of automatic intelligent-induction electricity-saving switch.
Background technology
At present, the intelligent-induction switch is many (also claims far infrared probe, PIR) gathers human body information, and control the conducting and the shutoff of power supply with it as Controlling Source, to reach purpose of energy saving with pyroelectric sensor.Two kinds of methods are arranged with regard to its detection mode:
The one, passive detection (acquisition sensor is static): when human body was kept in motion, far infrared radiation took place sharply to change, and sensor has signal output, when human body is static, then no signal output, the detection when obvious this method only is suitable for physical activity can't adapt to the detection of human body when static;
The 2nd, active probe (acquisition sensor is motion state all the time):, allow sensor rotate or translation by increasing motor and gear train.Even like this when human body is static,, can solves the infrared acquisition problem of human body when static, but, increase the loss of electric energy and equipment because motor is in rotation status all the time because still there is relative motion in the motion of detecting head between human body and the sensor.
The utility model content
The purpose of this utility model provides a kind of automatic intelligent-induction electricity-saving switch, and this switch combines passive detection with active probe, can reduce electric energy and devices consume as far as possible simultaneously.
For achieving the above object, the utility model has adopted following technical scheme: a kind of automatic intelligent-induction electricity-saving switch, comprise master controller, the input termination far infrared detection and the treatment circuit thereof of master controller, the output terminal of master controller connects power switch control and driving circuit and active probe Electric Machine Control and driving circuit respectively, and master controller is according to the electric signal driving power switch and the active probe motor action of far infrared detection and treatment circuit output thereof.
As shown from the above technical solution, the method that the utility model adopts passive detection and active probe to combine, taken into account the static detection of human body, when the staff leaves the workplace, the whole office power supply can be closed in the time of setting automatically, solve electric equipment standby consumption and start and consumed, thereby reached purpose of energy saving.Simultaneously, when entering workplace whole office power supply, the staff can open the trouble that the personnel manual operation of avoiding brings automatically.
Description of drawings
Fig. 1 is a structured flowchart of the present utility model;
Fig. 2,3,4 is respectively the circuit theory diagrams of master controller in the utility model, far infrared detection and treatment circuit thereof, active probe Electric Machine Control and driving circuit;
Fig. 5 is a workflow diagram of the present utility model.
Embodiment
A kind of automatic intelligent-induction electricity-saving switch, comprise master controller 10, the input termination far infrared detection of master controller 10 and treatment circuit 20 thereof, the output terminal of master controller 10 connects power switch control and driving circuit 30 and active probe Electric Machine Control and driving circuit 40 respectively, master controller 10 is according to the electric signal driving power switch and the active probe motor action of far infrared detection and treatment circuit 20 outputs thereof, as shown in Figure 1.
In conjunction with Fig. 1, the utility model also comprises and the 220V civil power being converted to+the galvanic power-switching circuit 60 of 5V, described master controller 10 also is connected with display circuit 50 with button, and button and display circuit 50 are can be for the man-machine operation interface of user's input switch delay time.It is the complete machine power supply that power-switching circuit 60 produces several DC voltage, and button and display circuit 50 are man-machine operation interface, for information such as user's input switch delay times.
In conjunction with Fig. 1,3, described far infrared detection and treatment circuit 20 thereof comprise far infrared probe 21, Fresnel Lenses is installed before the far infrared probe 21, far infrared probe 21 links to each other with motor by gear train, far infrared probe 21 exports pyroelectric sensor process chip 22 to after the human body signal of gathering is converted to electric signal, and pyroelectric sensor process chip 22 output electric signal are to the input end of master controller 10.Human body information obtains through far infrared probe 21, handle generation standard electric signal through pyroelectric sensor process chip 22 and send into master controller 10, be enhancing signal induction sensitivity and expansion sensing range, must before far infrared probe 21, install Fresnel Lenses additional, for overcoming the passive characteristic of far infrared probe 21, intend motor and gear train being installed into far infrared probe 21.
In conjunction with Fig. 1,3, described far infrared probe 21 is chip U2, pyroelectric sensor process chip 22 adopts the CS9803 chip, its the 2nd pin connects the 2nd pin of chip U2, and its 11st pin connects the input end of phase inverter U3A, and its 9th pin divides two-way output, lead up to crystal oscillator E2 ground connection, two contact A, B are reserved in another road, connect photoresistance or thermistor between two contacts, wherein A point ground connection.The CS9803 chip structure is complete, multiple functional, and required peripheral cell is few, can finish functions such as the high magnification linear amplification of signal, two-way amplitude discrimination, signal Processing, delay timing and blockade timing.When human body enters the detection circuit induction zone, far infrared probe 21 becomes electric signal to send into 2 pin of CS9803 chip the human body far infrared conversion of signals that Fresnel Lenses focuses on, after CS9803 chip internal processing of circuit, obtain standard signal, from the 11 pin output of CS9803 chip.The ratio of regulating resistance R 4, R5 or resistance R 6, R7 can change the gain of inner two-stage amplifier respectively, promptly changes the induction of signal; Resistance R 3, capacitor C 2 constitutes delay circuits, regulate resistance R 2 and capacitor C 3 and can change output pulse width, i.e. change work time-delay, because of the time-delay of native system by Single-chip Controlling, should shorten so locate time-delay as far as possible; The 9th pin of CS9803 chip is to trigger to forbid end or function expansion end, and inserting different components and parts between A, B contact can increase different additional control functions: can realize forbidding turning on light daytime as inserting photoresistance; Insert thermistor and can realize reaching the air-conditioner controller that certain room temperature sees that just the people starts shooting.
In conjunction with Fig. 1,2, described master controller 10 adopts the AT89S51 chip, its the 12nd pin connects the output terminal of pyroelectric sensor process chip 22, its P1.0 pin connects power switch control and driving circuit 30, its P1.1, P1.2 pin connect active probe Electric Machine Control and driving circuit 40, its P1.3, P1.4, P1.5, P1.6 pin connect button and display circuit 50, and its 40th pin connects the output terminal of power-switching circuit 60.Primary controller device 10 is control cores of the present utility model, and it at first handles judgement to the signal of pyroelectric sensor process chip 22 outputs, exports the control signal of switch drive and the start and stop of active probe motor then according to judged result.Master controller 10 is selected the AT89S51 chip for use, and its basic circuit comprises the crystal oscillating circuit that is made of crystal oscillator X, capacitor C 1, capacitor C 2, the automatic power-on reset circuit that is made of capacitor C 3 and resistance R 1.The 12nd pin of AT89S51 chip is delivered in the output pulse of pyroelectric sensor process chip 22 after phase inverter U3A is anti-phase.Diode D, relay K 1, triode T and resistance R 2 are formed switch driving circuit.When far infrared probe 21 detects human body signal, when 12 pin became low level, the P1.0 pin of AT89S51 chip was sent low level, drove relay K 1 closure, power turn-on.When the needs active probe, the AT89S51 chip is from P1.1 pin and two I/O mouths of P1.2 pin output signal control active probe Electric Machine Control and driving circuit 40 work.Pin P1.3-pin P1.6 is as the input interface of button, and the user is by button operation master controller 10 and import data.Pin P0.0～pin P0.7 and pin P2.0～pin P2.7 are used for linking to each other with LCDs.In addition, the integrated Watch Dog Timer of AT89S51 chip internal need not external timer unit circuit.
In conjunction with Fig. 1,4, described active probe Electric Machine Control and driving circuit 40 comprise four positive-negative-positive triode T1, T2, T3, T4, wherein the base stage of triode T1 connects the P1.1 pin of AT89S51 chip by resistance R 1, the emitter of triode T1 is connected with the emitter of triode T2, one of resistance R 3 terminates between the emitter of the emitter of triode T1 and triode T2, another termination+5V direct current of resistance R 3, the base stage of triode T4 connects the P1.2 pin of AT89S51 chip by resistance R 2, ground connection after the collector of triode T4 links to each other with the collector of triode T3, the base stage of triode T2 is connected on the base stage of triode T4, the base stage of triode T3 is connected on the base stage of triode T1, the emitter of the collector connecting transistor T4 of triode T1, the emitter of the collector connecting transistor T3 of triode T2, the active probe motor forms two common ports with capacitor C 1 back in parallel, one of them common port is connected between the emitter of the collector of triode T1 and triode T4, and another common port is connected between the emitter of the collector of triode T2 and triode T3.Active probe Electric Machine Control and driving circuit 40 are made up of active probe motor and driving circuit thereof, far infrared probe 21 is by reduction gear or pan carriage and the interlock of active probe motor rotary shaft, can do 180 ° during active probe rotates back and forth or translation back and forth, driving signal input connects the P1.1 and the P1.2 pin of AT89S51 chip, when the P1.1 pin is a low level, and pin P1.2 is when being high level, triode T1, T3 conducting, triode T2, T4 end, and the active probe motor just changes; When the P1.1 of AT89S51 chip pin is a high level, and the P1.2 pin is when being low level, triode T1, T3 end, triode T2, T4 conducting, the counter-rotating of active probe motor, the time that the level of P1.1 pin and P1.2 pin changes and the active probe motor rotates at every turn is by the AT89S51 chip controls.
In conjunction with Fig. 1,2, described power switch control comprises positive-negative-positive triode T with driving circuit 30, the end of the base stage connecting resistance R2 of triode T, the P1.0 pin of another termination AT89S51 chip of resistance R 2, the grounded collector of triode T, the emitter of triode T is succeeded electrical equipment K1, and diode D is attempted by on the relay K 1, the positive pole of diode D connects+the 5V power supply, relay K 1 energising adhesive power switch.Described button and display circuit 50 comprise button S1, S2, S3, S4, the equal ground connection of an end of button S1, S2, S3, S4, the other end of button S1, S2, S3, S4 connects P1.3, P1.4, P1.5, the P1.6 pin of AT89S51 chip respectively, and P0.0 to the P0.7 pin and P2.0 to the P2.7 pin of AT89S51 chip link to each other with LCDs.Button and display circuit 50 are man-machine operation interface, use during for user's operation and setting data.The utility model has designed four buttons: menu/confirm, withdraw from, add, subtract.Described power-switching circuit 60 is made up of circuit such as transformer, rectification, filtering and voltage stabilizings.The 220V civil power is reduced to 12V through Industrial Frequency Transformer T1 and is exchanged, and by bridge rectifier and capacitor filtering output DC, output+5V DC voltage is the complete machine power supply after fixed three terminal regulator 78L05 voltage stabilizing again.
Below in conjunction with Fig. 5 workflow of the present utility model is described further.
The first step: when the user sets T power cutoff after the time, the timing time of master controller 10 internal timers is the t time;
Second step: after system powered on, power switch disconnected, this moment t=0, far infrared probe 21 surveys whether human body signal is arranged, if result of detection then returns and continues to survey for not; If result of detection is for being, energized then, the while timer picks up counting;
The 3rd step: when 0≤t＜T, far infrared probe 21 surveys whether human body signal is arranged, if result of detection then continues to keep power connection for not, timer continues timing simultaneously; If result of detection then continues to keep power connection for being, while timer zero clearing;
The 4th step: when t 〉=T, far infrared probe 21 surveys whether human body signal is arranged, if result of detection is then cut off the electricity supply for not, timer zero clearing simultaneously returned for second step; If result of detection for being, then keeps power connection, the timer zero clearing returned for the 3rd step simultaneously.
Be described in detail as follows: power cutoff after the supposition intelligent switch personnel of being set to leave T minute, master controller 10 internal timer timing times are t minute.After system powered on, switch disconnected, t=0, and master controller 10 adopts the passive detection mode, and this state is called initial state, then triggers master controller 10 if any physical activity, energized, timer picks up counting simultaneously.When 0≤t＜T, master controller 10 adopts the passive detection mode always, as detect physical activity again in this stage, then continues to keep power connection, simultaneously the timer zero clearing; As not having the human body activity, then still keep power connection, but timer continues counting, until t 〉=T, enters the active probe pattern in this stage.When t 〉=T, the active probe modes are adopted in main control 10, as detect human body information, then keep power connection, and the timer zero clearing enters the passive detection pattern simultaneously; As do not have personnel to exist, and then cut off the electricity supply, the timer zero clearing, system returns initial state, waits for next time and triggering.
In sum, core of the present utility model is the method that adopts passive detection and active probe to combine, taken into account the static detection of human body, when the staff leaves the workplace, the whole office power supply can be closed in the time of setting automatically, solve electric equipment standby consumption and start and consumed, thereby reached purpose of energy saving.Simultaneously, when entering workplace whole office power supply, the staff can open the trouble that the personnel manual operation of avoiding brings automatically.
Claims (8)
1. automatic intelligent-induction electricity-saving switch, it is characterized in that: comprise master controller (10), the input termination far infrared detection of master controller (10) and treatment circuit (20) thereof, the output terminal of master controller (10) connects power switch control and driving circuit (30) and active probe Electric Machine Control and driving circuit (40) respectively, and master controller (10) is according to the electric signal driving power switch and the active probe motor action of far infrared detection and treatment circuit (20) output thereof.
2. automatic intelligent-induction electricity-saving switch according to claim 1, it is characterized in that: also comprise the 220V civil power is converted to+the galvanic power-switching circuit of 5V (60), described master controller (10) also is connected with display circuit (50) with button, and button and display circuit (50) are can be for the man-machine operation interface of user's input switch delay time.
3. automatic intelligent-induction electricity-saving switch according to claim 1, it is characterized in that: described far infrared detection and treatment circuit thereof (20) comprise far infrared probe (21), the preceding installation Fresnel Lenses of far infrared probe (21), far infrared probe (21) links to each other with motor by gear train, far infrared probe (21) exports pyroelectric sensor process chip (22) to after the human body signal of gathering is converted to electric signal, and pyroelectric sensor process chip (22) output electric signal is to the input end of master controller (10).
4. automatic intelligent-induction electricity-saving switch according to claim 1, it is characterized in that: described master controller (10) adopts the AT89S51 chip, its the 12nd pin connects the output terminal of pyroelectric sensor process chip (22), its P1.0 pin connects power switch control and driving circuit (30), its P1.1, P1.2 pin connect active probe Electric Machine Control and driving circuit (40), its P1.3, P1.4, P1.5, P1.6 pin connect button and display circuit (50), and its 40th pin connects the output terminal of power-switching circuit (60).
5. automatic intelligent-induction electricity-saving switch according to claim 1, it is characterized in that: described active probe Electric Machine Control and driving circuit (40) comprise four positive-negative-positive triode T1, T2, T3, T4, wherein the base stage of triode T1 connects the P1.1 pin of AT89S51 chip by resistance R 1, the emitter of triode T1 is connected with the emitter of triode T2, one of resistance R 3 terminates between the emitter of the emitter of triode T1 and triode T2, another termination+5V direct current of resistance R 3, the base stage of triode T4 connects the P1.2 pin of AT89S51 chip by resistance R 2, ground connection after the collector of triode T4 links to each other with the collector of triode T3, the base stage of triode T2 is connected on the base stage of triode T4, the base stage of triode T3 is connected on the base stage of triode T1, the emitter of the collector connecting transistor T4 of triode T1, the emitter of the collector connecting transistor T3 of triode T2, the active probe motor forms two common ports with capacitor C 1 back in parallel, one of them common port is connected between the emitter of the collector of triode T1 and triode T4, and another common port is connected between the emitter of the collector of triode T2 and triode T3.
6. automatic intelligent-induction electricity-saving switch according to claim 3, it is characterized in that: described far infrared probe (21) is chip U2, pyroelectric sensor process chip (22) adopts the CS9803 chip, its the 2nd pin connects the 2nd pin of chip U2, and its 11st pin connects the input end of phase inverter U3A, and its 9th pin divides two-way output, lead up to crystal oscillator E2 ground connection, two contact A, B are reserved in another road, connect photoresistance or thermistor between two contacts, wherein A point ground connection.
7. according to claim 1 or 4 described automatic intelligent-induction electricity-saving switch, it is characterized in that: described power switch control comprises positive-negative-positive triode T with driving circuit (30), the end of the base stage connecting resistance R2 of triode T, the P1.0 pin of another termination AT89S51 chip of resistance R 2, the grounded collector of triode T, the emitter of triode T is succeeded electrical equipment K1, and diode D is attempted by on the relay K 1, the positive pole of diode D connects+the 5V power supply, relay K 1 energising adhesive power switch.
8. according to claim 2 or 4 described automatic intelligent-induction electricity-saving switch, it is characterized in that: described button and display circuit (50) comprise button S1, S2, S3, S4, the equal ground connection of an end of button S1, S2, S3, S4, the other end of button S1, S2, S3, S4 connects P1.3, P1.4, P1.5, the P1.6 pin of AT89S51 chip respectively, and P0.0 to the P0.7 pin and P2.0 to the P2.7 pin of AT89S51 chip link to each other with LCDs.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2009201867808U CN201489325U (en) | 2009-08-03 | 2009-08-03 | Automatic intelligent sensing battery-conserving switch |
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2009201867808U CN201489325U (en) | 2009-08-03 | 2009-08-03 | Automatic intelligent sensing battery-conserving switch |
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| CN201489325U true CN201489325U (en) | 2010-05-26 |
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| CN2009201867808U Expired - Fee Related CN201489325U (en) | 2009-08-03 | 2009-08-03 | Automatic intelligent sensing battery-conserving switch |
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Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN103986373A (en) * | 2014-05-17 | 2014-08-13 | 苏州蓝萃电子科技有限公司 | Motor control circuit and method based on single-chip microcomputer 89c2051 |
| CN106823365A (en) * | 2017-03-14 | 2017-06-13 | 杭州雀兆贸易有限公司 | A kind of mahjong machine of human body intelligent inductive switch |
-
2009
- 2009-08-03 CN CN2009201867808U patent/CN201489325U/en not_active Expired - Fee Related
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN103986373A (en) * | 2014-05-17 | 2014-08-13 | 苏州蓝萃电子科技有限公司 | Motor control circuit and method based on single-chip microcomputer 89c2051 |
| CN106823365A (en) * | 2017-03-14 | 2017-06-13 | 杭州雀兆贸易有限公司 | A kind of mahjong machine of human body intelligent inductive switch |
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| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20100526 Termination date: 20140803 |
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| EXPY | Termination of patent right or utility model |