CN1936741A - Apparatus for realizing telecontrolled cut-of ac. power-supply and method thereof - Google Patents
Apparatus for realizing telecontrolled cut-of ac. power-supply and method thereof Download PDFInfo
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- CN1936741A CN1936741A CN 200610034497 CN200610034497A CN1936741A CN 1936741 A CN1936741 A CN 1936741A CN 200610034497 CN200610034497 CN 200610034497 CN 200610034497 A CN200610034497 A CN 200610034497A CN 1936741 A CN1936741 A CN 1936741A
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Abstract
本发明涉及一种实现遥控关断交流电源的方法，利用具有遥控功能的电子产品开机时的交流电通过整流桥对电容充电，产生的工作电流控制第一继电器的闭合，从而启动供电给CPU的副电源，并使得所述CPU控制第二继电器的闭合，所述副电源与所述CPU进入稳定的工作状态；所述CPU根据接收到遥控器发来的控制信号进行判断：若是待机信号，则控制第三继电器断开，从而控制主电源断开；若是关机信号，则控制第二继电器与第三继电器断开，从而切断主电源与副电源。本发明还同时公开了一种实现遥控关断交流电源的装置。本发明有效地实现遥控关断交流电，而且实现方法简单，具有安全、节能和方便用户等优点。
The invention relates to a method for remotely shutting off an AC power supply. The AC power when an electronic product with a remote control function is turned on is used to charge a capacitor through a rectifier bridge, and the generated working current controls the closing of the first relay, thereby starting the secondary relay that supplies power to the CPU. power supply, and make the CPU control the closure of the second relay, the secondary power supply and the CPU enter a stable working state; the CPU judges according to the control signal received from the remote controller: if it is a standby signal, then control The third relay is disconnected, thereby controlling the disconnection of the main power supply; if it is a shutdown signal, controlling the disconnection of the second relay and the third relay, thereby cutting off the main power supply and the auxiliary power supply. At the same time, the invention also discloses a device for realizing remote control to cut off the AC power supply. The invention effectively realizes the remote control to cut off the alternating current, and the realization method is simple, and has the advantages of safety, energy saving, user convenience and the like.
Description
Technical field
The present invention relates to a kind of devices and methods therefor of realizing the telecontrolled cut AC power.
Background technology
Existing televisor generally has distant control function, can realize therefore inversion frequency, brightness, colourity, contrast, volume, the quiet and all multi-functional straighforward operations such as (standbies) of closing, start shooting are brought convenience to the user by its telepilot.
But, existing televisor only provides the function of remote control standby and has not had the function of telecontrolled cut AC power, and it closes, power up function is not the mains supply that turn-offs televisor, but closes the inner direct supply that divides of off line, make the machine general supply be in off-loading state, i.e. holding state.This moment, Switching Power Supply, remote control signal sensor and the CPU of televisor were in running order together with their accessory circuit, although the complete machine stand-by power consumption is lower, but also be unfavorable for environmental protection and energy saving, and be in holding state for a long time, exist dangerous, uneconomical and consume shortcoming such as television life-span.
Summary of the invention
The technical problem to be solved in the present invention is, the above-mentioned holding state that is in for a long time at prior art, exist dangerous, uneconomical and consume defective such as television life-span, a kind of devices and methods therefor of realizing the telecontrolled cut AC power is provided, can realize the telecontrolled cut alternating current effectively.
The technical solution adopted for the present invention to solve the technical problems is: construct a kind of device of realizing the telecontrolled cut AC power, this device comprises:
AC power, rectifier bridge, electric capacity, resistance, first relay, second relay, the 3rd relay, primary power, auxiliary power, CPU and remote signal receive and treatment circuit, described remote signal receives and treatment circuit is used to receive the control of remote controller signal, and its output terminal is connected with described CPU; Between described AC power and described primary power, be connected to a driving circuit that is composed in series by described rectifier bridge, described electric capacity, described resistance, be used to drive described first relay disconnection or closed; The output terminal of described first relay is connected with the input end of described auxiliary power, is used to start described auxiliary power; The output terminal of described auxiliary power is connected with described first relay, described second relay and described CPU respectively, is used for power supply and gives described first relay, described second relay and described CPU; The output terminal of described CPU is connected with the input end of described second and third relay respectively, is used to control the disconnection or the closure of described second and third relay.
In device of the present invention, first and third terminal of described rectifier bridge is connected on the input end of described alternating current, one end of the output terminal of its second terminal is connected with the input end of described primary power, the other end and described capacitances in series, described electric capacity be connected on the 4th terminal of described rectifier bridge after described resistance, described first relay are connected.
In device of the present invention, described remote signal receives and treatment circuit comprises remote control signal sensor.
A kind of method that realizes the telecontrolled cut AC power, this method may further comprise the steps:
Alternating current when S1. utilizing the electronic product start with distant control function charges to electric capacity by rectifier bridge, the working current that produces is controlled the closure of first relay, thereby start the auxiliary power that CPU is given in power supply, and make described CPU control the closure of second relay;
S2. described CPU judges according to receiving the control signal that telepilot sends;
If S3. standby signal is then controlled the 3rd relay and is disconnected, thereby the control primary power disconnects; If off signal is then controlled second relay and the 3rd relay and is disconnected, thereby cuts off primary power and auxiliary power.
In method of the present invention, described primary power is powered to described electronic product, and described auxiliary power is powered to described CPU, described second relay and described the 3rd relay.
The invention has the beneficial effects as follows, formed electric current goes to drive the startup of auxiliary power when utilizing the charging of the big electric capacity of primary power rectifying and wave-filtering, thereby can realize the telecontrolled cut alternating current effectively, and implementation method is simple, has safe, energy-conservation and make things convenient for advantages such as user.
Description of drawings
The invention will be further described below in conjunction with drawings and Examples, in the accompanying drawing:
Fig. 1 is the schematic block circuit diagram that the present invention realizes the telecontrolled cut AC power.
Embodiment
As shown in Figure 1, the present invention realizes that the device of telecontrolled cut AC power comprises: AC power 11, rectifier bridge 12, capacitor C 1, resistance R 1, first relay J 1, second relay J 2, the 3rd relay J 3, auxiliary power 13, primary power 14, CPU16 and remote signal receive and treatment circuit 15.Described remote signal receives and treatment circuit 15 comprises remote control signal sensor, is used to receive the control of remote controller signal, and its output terminal is connected with CPU16; Between AC power 11 and primary power 14, be connected to a driving circuit that is composed in series by rectifier bridge 12, capacitor C 1, resistance R 1, be used to drive first relay J 1 and disconnect or closure; First and third terminal (1 of described rectifier bridge 12,3) be connected on the input end of alternating current, one end of the output terminal of its second terminal 2 is connected with the input end of primary power 14, the other end is connected with capacitor C 1, this capacitor C 1 be connected on the 4th terminal 4 of rectifier bridge 12 after resistance R 1, first relay J 1 are connected.
The output terminal of first relay J 1 is connected with the input end of auxiliary power 13, be used to start auxiliary power 13, the output terminal of auxiliary power 13 is connected with CPU16 with second relay J 2, the 3rd relay J 3 respectively, be used for power supply and give second relay J 2, the 3rd relay J 3 and CPU16, the output terminal of CPU16 is connected with the input end of second relay J 2, be used to control the disconnection or the closure of second relay J 2, this second relay J 2 is used to control the disconnection or the closure of auxiliary power; The output terminal of CPU6 is connected with the input end of the 3rd relay J 3, be used to control the disconnection or the closure of the 3rd relay J 3, the output terminal of the 3rd relay J 3 is connected with primary power 14, and the 3rd relay J 3 is used to control the disconnection or the closure of primary power, and this primary power 14 is used for power supply and gives televisor.
The present invention realizes that the step of telecontrolled cut AC power is as follows: when television boot-strap, promptly press the power switch of televisor, make power switch SW closure in the circuit, at this moment 220V alternating current 11 is by 1 charging of 12 pairs of capacitor C of rectifier bridge, produce working current, this electric current is through the resistance R 1 and first relay J 1, make relay J 1 closure of winning, auxiliary power 13 starts, this auxiliary power 13 is CPU16, second relay J 2 and 3 power supplies of the 3rd relay J, CPU16 starts working and makes control corresponding and handle operation, at first controls second relay J, 2 closures, make power light bright, vice power supply 13 and CPU16 have been in stable duty.After capacitor C 1 charging was finished, first relay J 1 was recovered normally open.
Second relay J, 2 closures make auxiliary power 13 power supplies give CPU6, and promptly remote control signal sensor and CPU6 are in running order together with their accessory circuit; The 3rd relay J 3 closures make primary power 14 power supplies give televisor, guarantee that promptly televisor is in the civil power on-state, and televisor is in normal operating conditions.
When televisor in normal operation, need turn-off all power supplys when (comprising primary power and auxiliary power) by telepilot, concrete steps are as follows: when CPU detects off signal by remote control signal sensor, will control second relay J 2 and 3 disconnections of the 3rd relay J, make primary power 14 and auxiliary power 13 all disconnect, have only rectifier bridge 12 and capacitor C 1, resistance R 1 work.Therefore, this circuit is electric consumption power not substantially, can be considered zero-power.
If need make televisor be in holding state by telepilot, also can utilize this circuit to realize.Concrete steps are as follows: CPU16 detects standby signal by remote control signal sensor, will control the 3rd relay J 3 and disconnect, and makes primary power 14 disconnect, but at this moment remote control signal sensor and CPU16 are in running order together with their accessory circuit.Equally, start again if desired at this moment, then CPU16 detects starting-up signal by remote control signal sensor, will control the 3rd relay J 3 closures, makes primary power 14 connections and power supply give televisor.
In the implementation procedure of the present invention, adopt foregoing circuit to realize the telecontrolled cut AC power, be not limited to cited in the above embodiment televisor be realized the telecontrolled cut AC power, also can expand to the electronic product that other have distant control function, as long as can realize the telecontrolled cut AC power by circuit of the present invention.
Claims (5)
1, a kind of device of realizing the telecontrolled cut AC power, it is characterized in that, this device comprises: AC power, rectifier bridge, electric capacity, resistance, first relay, second relay, the 3rd relay, primary power, auxiliary power, CPU and remote signal receive and treatment circuit, described remote signal receives and treatment circuit is used to receive the control of remote controller signal, and its output terminal is connected with described CPU; Between described AC power and described primary power, be connected to a driving circuit that is composed in series by described rectifier bridge, described electric capacity, described resistance, be used to drive described first relay disconnection or closed; The output terminal of described first relay is connected with the input end of described auxiliary power, is used to start described auxiliary power; The output terminal of described auxiliary power is connected with described first relay, described second relay and described CPU respectively, is used for power supply and gives described first relay, described second relay and described CPU; The output terminal of described CPU is connected with the input end of described second and third relay respectively, is used to control the disconnection or the closure of described second and third relay.
2, device according to claim 1, it is characterized in that, first and third terminal of described rectifier bridge is connected on the input end of described alternating current, one end of the output terminal of its second terminal is connected with the input end of described primary power, the other end and described capacitances in series, described electric capacity be connected on the 4th terminal of described rectifier bridge after described resistance, described first relay are connected.
3, device according to claim 1 is characterized in that, described remote signal receives and treatment circuit comprises remote control signal sensor.
4, a kind of method that realizes the telecontrolled cut AC power is characterized in that, may further comprise the steps:
Alternating current when S1. utilizing the electronic product start with distant control function charges to electric capacity by rectifier bridge, the working current that produces is controlled the closure of first relay, thereby start the auxiliary power that CPU is given in power supply, and make described CPU control the closure of second relay;
S2. described CPU judges according to receiving the control signal that telepilot sends;
If S3. standby signal is then controlled the 3rd relay and is disconnected, thereby the control primary power disconnects; If off signal is then controlled second relay and the 3rd relay and is disconnected, thereby cuts off primary power and auxiliary power.
5, method according to claim 4 is characterized in that, described primary power is powered to described electronic product, and described auxiliary power is powered to described CPU, described second relay and described the 3rd relay.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CNB2006100344974A CN100416435C (en) | 2006-03-16 | 2006-03-16 | Device and method for realizing remote control shutting down of AC power supply |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CNB2006100344974A CN100416435C (en) | 2006-03-16 | 2006-03-16 | Device and method for realizing remote control shutting down of AC power supply |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN1936741A true CN1936741A (en) | 2007-03-28 |
| CN100416435C CN100416435C (en) | 2008-09-03 |
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| Application Number | Title | Priority Date | Filing Date |
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| CNB2006100344974A Expired - Fee Related CN100416435C (en) | 2006-03-16 | 2006-03-16 | Device and method for realizing remote control shutting down of AC power supply |
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Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN101887245A (en) * | 2010-06-29 | 2010-11-17 | 深圳和而泰智能控制股份有限公司 | Circuit control device |
| CN101893856A (en) * | 2010-06-13 | 2010-11-24 | 中国北车集团大同电力机车有限责任公司 | Relay board and its control method and system |
| CN101470412B (en) * | 2007-12-25 | 2011-01-05 | 深圳Tcl新技术有限公司 | Method for reducing power consumption of electronic device and electronic device thereof |
| US10658922B2 (en) | 2017-03-17 | 2020-05-19 | K-Tronics (Suzhou) Technology Co., Ltd. | Control circuit and display apparatus for reduced standby power consumption |
Family Cites Families (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN2110324U (en) * | 1991-09-21 | 1992-07-15 | 陈雪林 | Remote control time-delay breaker for colour t. v. |
| JP2000165962A (en) * | 1998-11-30 | 2000-06-16 | Sanyo Electric Co Ltd | Remote control device |
| CN2657311Y (en) * | 2003-11-30 | 2004-11-17 | 李集海 | Television set micro dynamic consumption remote control rendy state device |
-
2006
- 2006-03-16 CN CNB2006100344974A patent/CN100416435C/en not_active Expired - Fee Related
Cited By (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN101470412B (en) * | 2007-12-25 | 2011-01-05 | 深圳Tcl新技术有限公司 | Method for reducing power consumption of electronic device and electronic device thereof |
| CN101893856A (en) * | 2010-06-13 | 2010-11-24 | 中国北车集团大同电力机车有限责任公司 | Relay board and its control method and system |
| CN101893856B (en) * | 2010-06-13 | 2013-09-25 | 中国北车集团大同电力机车有限责任公司 | Relay board and control method and device thereof |
| CN101887245A (en) * | 2010-06-29 | 2010-11-17 | 深圳和而泰智能控制股份有限公司 | Circuit control device |
| US10658922B2 (en) | 2017-03-17 | 2020-05-19 | K-Tronics (Suzhou) Technology Co., Ltd. | Control circuit and display apparatus for reduced standby power consumption |
Also Published As
| Publication number | Publication date |
|---|---|
| CN100416435C (en) | 2008-09-03 |
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Granted publication date: 20080903 |