CN103576587A - Circuit capable of changing load operation function in temporary outage mode - Google Patents
Circuit capable of changing load operation function in temporary outage mode Download PDFInfo
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- CN103576587A CN103576587A CN201210285462.3A CN201210285462A CN103576587A CN 103576587 A CN103576587 A CN 103576587A CN 201210285462 A CN201210285462 A CN 201210285462A CN 103576587 A CN103576587 A CN 103576587A
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Abstract
The invention provides a circuit capable of changing a load operation function in a temporary outage mode. The circuit comprises an outage detection circuit, wherein the input end of the outage detection circuit is connected with a power source, and the electric power of the outage detection circuit is supplied by the power source. The output end of the outage detection circuit is connected with a micro controller unit (MCU), and then the MCU is connected with at least one load driving circuit. A load electric appliance is mounted on the load driving circuit. A switch is arranged between the outage detection circuit and the power source in a parallel connection mode. A program controlling the load electric appliance is set in the MCU. When the circuit is used, the switch can be turned on/off temporarily so that the power source can restore power supply immediately after a temporary outage; the outage detection circuit detects a signal of the temporary outage of the power source and transmits the signal to the MCU; the MCU controls the load electric appliance to achieve another operation function by means of controlling the program of the load appliance according to the signal.
Description
Technical field
The present invention relates to a kind of circuit that utilizes temporary transient power-down mode to change load operation function, particularly a kind of circuit that utilizes temporary transient power-down mode to control the function of load.
Background technology
The electrical equipment traditionally with telepilot is all provided with remote control signal receiving circuit, makes this electrical equipment can receive the remote control signal of telepilot, and converts remote control signal to distant control function.
Although it is convenient to utilize telepilot to control electrical equipment, telepilot is easily lost, and needs dismounting cell, and this has caused again telepilot to control the not convenient of electrical equipment.
Summary of the invention
Inventor is because the shortcoming of prior art is researched and solved method for above-mentioned shortcoming, and development and Design goes out a kind of circuit that utilizes temporary transient power-down mode to change load operation function.
The object of this invention is to provide a kind of circuit that utilizes temporary transient power-down mode to change load operation function, utilize the mode of temporary transient power-off to control the function of load.
According to above-mentioned purpose, a kind of circuit that utilizes temporary transient power-down mode to change load operation function of the present invention is provided with power-off circuit for detecting, described power-off circuit for detecting and microprocessor (MCU) join, and be connected with power supply, described microprocessor joins with at least one load driving circuits again, on described load driving circuits, be separately installed with load appliance, between described power-off circuit for detecting and described power supply and be provided with switch, in described microprocessor, be set with the program of control load electrical equipment.
During use, of short duration closing/breakdown closes, make immediate recovery power supply again after the temporary transient power-off of described power supply, described power-off circuit for detecting detects the signal of the temporary transient power-off of described power supply, and sending described signal to described microprocessor, described microprocessor utilizes load appliance described in the Programming of control load electrical equipment to carry out another kind of operational function according to described signal.So just realized by of short duration closing/breakdown and closed and carry out remote control load appliance operational function.
Accompanying drawing explanation
Fig. 1 is main circuit figure of the present invention.
Fig. 2 A is one of circuit diagram of power-off circuit for detecting of the present invention.
Fig. 2 B is one of power supply wave shape comparison diagram before and after power-off of the present invention.
Fig. 3 A be power-off circuit for detecting of the present invention circuit diagram two.
Fig. 3 B is two of power-off of the present invention front and back power supply wave shape comparison diagram.
Fig. 4 is one of circuit diagram of power circuit of the present invention.
Fig. 5 be power circuit of the present invention circuit diagram two.
Fig. 6 is load driving circuits figure of the present invention.
Fig. 7 is action flow chart of the present invention.
[primary clustering symbol description]
11: power-off circuit for detecting 12: microprocessor
13: power supply 14: load driving circuits
15: load appliance 16: switch
17: built-in power supply circuit
21: straight-flow system power supply 22: comparer
23: waveform 31: AC system power supply
32: transformation assembly 33: Zener diode
34: waveform 171: DC-DC converter
D1: diode C1, C2: capacitor
173: exchange and turn direct current transducer
Embodiment
The present invention proposes a kind of circuit that utilizes temporary transient power-down mode to change load operation function, refer to Fig. 1, power-off circuit for detecting 11 and microprocessor 12(MCU) join, and with power supply 13(straight-flow system power supply or AC system power supply) be connected, microprocessor 12 joins with at least one load driving circuits 14 again, load appliance 15(is installed in the present invention on load driving circuits 14, this load appliance can be bulb, LED lamp group, electrically driven curtain, electric fan etc.), between power-off circuit for detecting 11 and power supply 13 and establish switch 16, in microprocessor 12, be set with the program of control load electrical equipment.
During use, of short duration closing/breakdown closes 16, immediate recovery power supply again after the temporary transient power-off of power supply 13, power-off circuit for detecting 11 detects the signal of power supply 13 temporary transient power-off, and sending this signal to microprocessor 12, microprocessor 12 according to this signal utilizes the Programming load appliance 15 of control load electrical equipment to carry out another kind of operational function (for example: the former monochromatic Presentation Function of LED lamp group is controlled as polychrome ticker functionality).So, can close 16 by of short duration closing/breakdown and carry out remote control load appliance 15 operational functions.
Refer to Fig. 1, be provided with built-in power supply circuit 17 between power-off circuit for detecting 11 and microprocessor 12, built-in power supply circuit 17 joins with power-off circuit for detecting 11, and is connected with microprocessor 12.
When of short duration closing/breakdown closes 16, immediate recovery power supply again after the temporary transient power-off of power supply 13, between turnoff time, microprocessor 12 enters low power consumption mode, and simultaneously built-in power supply circuit 17 power supplies are to microprocessor 12, to keep microprocessor 12 normal operations.
Refer to Fig. 1, Fig. 2 A and Fig. 2 B, power supply 13 can be straight-flow system power supply or AC system power supply, when straight-flow system power supply 21 is power supply, power-off circuit for detecting 11 can be comparer 22, with the waveform 23 after 21 power-off of detecting straight-flow system power supply, and sending the signal of temporary transient power-off to microprocessor 12 according to waveform 23, microprocessor 12 according to this signal utilizes the Programming load appliance 15 of control load electrical equipment to carry out another kind of operational function.
Refer to Fig. 2 B, before power-off, the DC waveform that the waveform of straight-flow system power supply 21 is noble potential, after power-off, this waveform transfers the waveform 23 without current potential to.
Refer to Fig. 1, Fig. 3 A and Fig. 3 B, power supply 13 can be straight-flow system power supply or AC system power supply, when AC system power supply 31 is power supply, power-off circuit for detecting 11 can be transformation assembly 32, transformation assembly 32 Zener diode 33 that is connected in parallel, with the waveform 34 after 31 power-off of detecting AC system power supply, and send the signal of temporary transient power-off to microprocessor 12 according to waveform 34, microprocessor 12 according to this signal utilizes the Programming load appliance 15 of control load electrical equipment to carry out another kind of operational function.
Refer to Fig. 3 B, before power-off, the waveform of AC system power supply 31 is square waveform or sinusoidal waveform, and after power-off, this waveform transfers the waveform 34 without current potential to.
Refer to Fig. 1 and Fig. 4, power supply 13 can be straight-flow system power supply or AC system power supply, when straight-flow system power supply 21 is power supply, built-in power supply circuit 17 is by DC-DC converter 171(DC toDC converter) be connected in series diode D1, and be connected in parallel two capacitor C1, C2 form, two capacitor C1, C2 can be in store electrical energy before power-off not.
When of short duration closing/breakdown closes 16, immediate recovery power supply again after the temporary transient power-off of power supply 13, due to the characteristic of the unidirectional conduct power of diode, a power-off period two capacitor is supplied with microprocessor 12 by the electric power storing before power-off not, to keep microprocessor 12 normal operations.When two capacitor C1, C2 power supplies, due to the Unidirectional flow-limiting of diode D1, the electric power that limits two capacitor C1, C2 only can way flow enter microprocessor 12, avoids the reverse inflow straight-flow system of this electric power power supply 21, and cannot power to microprocessor 12.
Refer to Fig. 1 and Fig. 5, power supply 13 can be straight-flow system power supply or AC system power supply, when AC system power supply 31 is power supply, built-in power supply circuit 17 turns direct current transducer 173(AC toDC converter by interchange) be connected in series diode D1, and be connected in parallel two capacitor C1, C2 form, two capacitor C1, C2 can be in store electrical energy before power-off not.
When of short duration closing/breakdown closes 16, immediate recovery power supply again after the temporary transient power-off of power supply 13, due to the characteristic of the unidirectional conduct power of diode, the power-off period two, capacitor C1, C2 supplied with microprocessor 12 by stored electric power before power-off not, to keep microprocessor 12 normal operations.When two capacitor C1, C2 power supplies, due to the Unidirectional flow-limiting of diode D1, the electric power that limits two capacitor C1, C2 only can way flow enter microprocessor 12, avoids the reverse inflow AC system of this electric power power supply 31, and cannot power to microprocessor 12.
Refer to Fig. 1 and Fig. 6, load driving circuits 14 has one or more, installation load electrical equipment 15 on load driving circuits 14; Microprocessor 12 utilizes the Programming load appliance 15 of control load electrical equipment to carry out another kind of operational function according to the signal of temporary transient power-off, realizes the operational function that carries out remote control load appliance 15 by of short duration closing/breakdown pass 16.
When load appliance 15 is LED lamp group, load driving circuits 14 is RELAY, BJT or MOS; When load appliance 15 is resistance load (as: osram lamp, electrothermal resistance etc.), load driving circuits 14 is RELAY, SCR or TRIAC; When load appliance 15 is daylight lamp, load driving circuits 14 is fluorescent-lamp mounting (containing electronic switch); When load appliance 15 is motor, load driving circuits 14 is motor drive circuit (containing electronic switch).
Refer to Fig. 7, while carrying out the operational function of remote control load appliance by of short duration closing/breakdown pass 16, microprocessor 12 is processed according to the following step:
(1). program initialization;
(2). judge whether to detect power-off signal, if yes, enter step (3), if NO, again enter step (2);
(3). carry out next default load appliance control program with the operational function of transformation load, when again needing the operational function of transformation load, enter step (2) and again circulate.
In sum, the present invention utilizes temporary transient power-down mode to change the circuit of load operation function, has the structure of innovation, does not see any publication and on the market also there are no any similar product, meet the requirement of the relevant application for a patent for invention of Patent Law, propose patented claim in accordance with the law.
The above, be only the best specific embodiment of the present invention, and structural attitude of the present invention is not limited to this, and the corresponding variation of any those skilled in the art or modification are all encompassed in the scope of the claims of this case.
Claims (8)
1. utilize temporary transient power-down mode to change a circuit for load operation function, be provided with power-off circuit for detecting, it is characterized in that:
The input end of described power-off circuit for detecting is connected with power supply, and by described power supply supply electric power, output terminal and microprocessor join, described microprocessor joins with at least one load driving circuits again, on described load driving circuits, load appliance is installed, and between described power-off circuit for detecting and described power supply and be provided with switch, in described microprocessor, be set with the program of control load electrical equipment;
When of short duration closing/breakdown closes, immediate recovery power supply again after the temporary transient power-off of described power supply, described power-off circuit for detecting detects the signal of the temporary transient power-off of described power supply, and sending described signal to described microprocessor, described microprocessor utilizes load appliance described in the Programming of control load electrical equipment to carry out another kind of operational function according to described signal.
2. the temporary transient power-down mode of utilization as claimed in claim 1 changes the circuit of load operation function, between wherein said power-off circuit for detecting and described microprocessor, be provided with built-in power supply circuit, described built-in power supply circuit and described power-off circuit for detecting join, and are connected with described microprocessor;
When of short duration closing/breakdown closes, immediate recovery power supply again after the temporary transient power-off of described power supply, between turnoff time, described microprocessor enters low power consumption mode, can see through described built-in power supply circuit simultaneously and power to described microprocessor, to keep described microprocessor normal operation.
3. the temporary transient power-down mode of utilization as claimed in claim 2 changes the circuit of load operation function, and wherein said power supply can be straight-flow system power supply.
4. the temporary transient power-down mode of utilization as claimed in claim 3 changes the circuit of load operation function, wherein said power-off circuit for detecting can be comparer, with the waveform after detecting straight-flow system power cut-off, and sending the signal of temporary transient power-off to described microprocessor according to described waveform, described microprocessor utilizes load appliance described in the Programming of control load electrical equipment to carry out another kind of operational function according to described signal.
5. the temporary transient power-down mode of utilization as claimed in claim 3 changes the circuit of load operation function, wherein said built-in power supply circuit is connected in series diode by DC-DC converter, and two capacitors of being connected in parallel form, described two capacitors can be in store electrical energy before power-off not;
When of short duration closing/breakdown closes, immediate recovery power supply again after the temporary transient power-off of described power supply, due to the characteristic of the unidirectional conduct power of diode, between turnoff time, described two capacitors are supplied with described microprocessor by stored electric power before power-off not, keep described microprocessor normal operation.
6. the temporary transient power-down mode of utilization as claimed in claim 2 changes the circuit of load operation function, and wherein said power supply can be AC system power supply.
7. the temporary transient power-down mode of utilization as claimed in claim 6 changes the circuit of load operation function, wherein said power-off circuit for detecting can be transformation assembly, the described transformation assembly Zener diode that is connected in parallel, with the waveform after detecting AC system power cut-off, and sending the signal of temporary transient power-off to described microprocessor according to described waveform, described microprocessor utilizes load appliance described in the Programming of control load electrical equipment to carry out another kind of operational function according to described signal.
8. the temporary transient power-down mode of utilization as claimed in claim 6 changes the circuit of load operation function, wherein said built-in power supply circuit turns direct current transducer by interchange and is connected in series diode, and two capacitors of being connected in parallel form, described two capacitors can be in store electrical energy before power-off not;
When of short duration closing/breakdown closes, immediate recovery power supply again after the temporary transient power-off of described power supply, due to the characteristic of the unidirectional conduct power of diode, between turnoff time, described two capacitors are supplied with described microprocessor by the electric power storing before power-off not, keep described microprocessor normal operation.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201210285462.3A CN103576587A (en) | 2012-08-10 | 2012-08-10 | Circuit capable of changing load operation function in temporary outage mode |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201210285462.3A CN103576587A (en) | 2012-08-10 | 2012-08-10 | Circuit capable of changing load operation function in temporary outage mode |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN103576587A true CN103576587A (en) | 2014-02-12 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201210285462.3A Pending CN103576587A (en) | 2012-08-10 | 2012-08-10 | Circuit capable of changing load operation function in temporary outage mode |
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Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| TWI635288B (en) * | 2017-09-01 | 2018-09-11 | 元太科技工業股份有限公司 | Power off indicating apparatus and power off indicating method thereof |
Citations (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| TW200910032A (en) * | 2007-08-21 | 2009-03-01 | zhi-ru Hong | A circuit capable of altering load control process by utilizing a transient power-outage way |
| CN102664451A (en) * | 2012-05-04 | 2012-09-12 | 朱林弟 | Power failure detection circuit and detection method thereof |
-
2012
- 2012-08-10 CN CN201210285462.3A patent/CN103576587A/en active Pending
Patent Citations (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| TW200910032A (en) * | 2007-08-21 | 2009-03-01 | zhi-ru Hong | A circuit capable of altering load control process by utilizing a transient power-outage way |
| CN102664451A (en) * | 2012-05-04 | 2012-09-12 | 朱林弟 | Power failure detection circuit and detection method thereof |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| TWI635288B (en) * | 2017-09-01 | 2018-09-11 | 元太科技工業股份有限公司 | Power off indicating apparatus and power off indicating method thereof |
| US10290268B2 (en) | 2017-09-01 | 2019-05-14 | E Ink Holdings Inc. | Power off indicating apparatus and power off indicating method thereof |
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Application publication date: 20140212 |