CN2472431Y - Energy saver for TV set with ready function - Google Patents
Energy saver for TV set with ready function Download PDFInfo
- Publication number
- CN2472431Y CN2472431Y CN01214617U CN01214617U CN2472431Y CN 2472431 Y CN2472431 Y CN 2472431Y CN 01214617 U CN01214617 U CN 01214617U CN 01214617 U CN01214617 U CN 01214617U CN 2472431 Y CN2472431 Y CN 2472431Y
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Abstract
The utility model discloses a power saving device used for television with standby function, which comprises an electric control switch and a parallel soft-touch key switch, by which the commercial power is connected to the series circuit of television and a current detection circuit; the current detecting signals reflecting the high or low of the current flowing television are transferred to a switch-controlled circuit by the current detection circuit; the on-off state of the electric control switch is controlled by the switch-controlled circuit according to the signals, and when the current is low, the electric control switch is trip off by the switch-controlled circuit to make television power off, which realize power saving of television with standby function and ensure the safety of television.
Description
The utility model relates to a kind of electricity saver, is meant a kind of idle function television set electricity saver that has particularly.
At present, the part television set does not have full-automatic AC shutdown function, promptly use remote controller can only make it be in standby (standby) state, signal processing circuit power supply weak points such as television sound, image, scanning are opened, but control circuits such as television set microprocessor are in running order, power unit is still in work, this is the consumption of electricity not only, cause waste, and owing to 220 volts of power supplys still link to each other with television set, have certain unsafe factor,, and easily reduce life-span of television set complete machine such as thunderbolt.
After the purpose of this utility model is to provide a kind of remote-control closedown, make to have idle function television set and 220 volts of electricity savers that power supply disconnects.
In order to achieve the above object, the utility model electricity saver comprises an electric-controlled switch, the key switch that touches in parallel with electric-controlled switch, 220 volts of civil powers of described electric-controlled switch input termination, output one tunnel connects detection rectification circuit, and one the tunnel connects the series circuit of television set and current detection circuit formation;
Described detection rectification circuit is exported a direct current power supply and is offered ON-OFF control circuit, and the current detection signal that described current detection circuit flows through the television set size of current with detected reflection outputs to ON-OFF control circuit;
Described ON-OFF control circuit is according to the break-make of the detected television set size of current of current detection circuit situation control electric-controlled switch, when electric current is big, ON-OFF control circuit makes electric-controlled switch be in on-state, electric current hour, ON-OFF control circuit makes electric-controlled switch be in off-state.
The utility model is work like this, 220 volts of civil powers are received the electric-controlled switch input, press and touch key switch, 220 volts of civil powers flow to detection rectification circuit by touching key switch one road, behind detection rectification circuit, provide DC power supply to ON-OFF control circuit, make ON-OFF control circuit in running order; Another road flows to television set.Television set powers in running order, the current detection circuit of connecting with television set has detected big electric current to be passed through, and the current detection signal that output detects " television set is in running order, have big electric current by " is to ON-OFF control circuit, the signal of ON-OFF control circuit output " connection electric-controlled switch " is connected electric-controlled switch, at this moment, unclamp and touch key switch, television set is still in running order.
When the user presses shutdown or standby (standby) button with remote controller, television set is in holding state, institute's current sinking reduces greatly, current detection circuit will detect reducing of this electric current this moment, and export the current detection signal that detects " television set is in holding state; less by electric current " and arrive ON-OFF control circuit, ON-OFF control circuit output " disconnect electric-controlled switch " signal electric-controlled switch is disconnected, so just television set and civil power are disconnected fully, thereby saved electric consumption, also ensured the safety of television set.
As the improvement of such scheme, between being connected of described ON-OFF control circuit and electric-controlled switch, be connected to a delay circuit.This delay circuit is used for the triggering of ON-OFF control circuit output " connection electric-controlled switch " signal, the time-delay of " disconnection electric-controlled switch " signal, promptly receive ON-OFF control circuit output " connection electric-controlled switch " signal, output signal is connected electric-controlled switch immediately; Receive ON-OFF control circuit output " disconnection electric-controlled switch " signal, after time-delay a period of time, output signal disconnects electric-controlled switch again.
But the user turns off television set, and when making television set be in holding state, delay circuit will be to the signal of " the disconnection electric-controlled switch " of ON-OFF control circuit output, and after time-delay a period of time, output signal disconnects electric-controlled switch again.After television set is turned off like this, still be in holding state for some time, the user can carry out switching on and shutting down with remote controller.The user both can enjoy the benefit that idle function brings, and simultaneously, had also saved electric consumption, had ensured the safety of television set.
As further improvement, ON-OFF control circuit is when powering on, and initialization is set to output " connection electric-controlled switch " signal.Like this when powering on, be about to electric-controlled switch through delay circuit and be locked as on-state, television set is a holding state, in a period of time of delay circuit time-delay, does not influence the power supply of television set, just greatly facilitating powers on is in the use of the television set of holding state, not so, the user will press touch key switch in, press the start button of remote controller or this machine, could start television set, make it in running order.
The utility model is done the description of further detail below in conjunction with the drawings and specific embodiments.
Fig. 1 is the utility model electricity saver theory diagram;
Fig. 2 is a kind of improvement theory diagram of electricity saver shown in Figure 1;
Fig. 3 is a kind of embodiment electrical schematic diagram of electricity saver shown in Figure 2;
Fig. 1 is the utility model electricity saver theory diagram.In Fig. 1, electric-controlled switch 2 is with to touch key switch 1 in parallel, 220 volts of civil powers of the input termination of electric-controlled switch 2, and output one tunnel connects detection rectification circuit 3, and another road connects the series circuit that television set 4 and current detection circuit 5 constitute;
ON-OFF control circuit 6 is according to the break-make of current detection circuit 5 detected television set size of current situation control electric-controlled switchs 2, when electric current is big, ON-OFF control circuit 6 makes electric-controlled switch 2 be in on-state, electric current hour, ON-OFF control circuit 6 makes electric-controlled switch 2 be in off-state.
Touch 1,220 volt of civil power of key switch and provide AC power to detection rectification circuit 3, television set 4 when the user presses by touching key switch 1.At this moment, detection rectification circuit 3 is a DC power supply with 220 volts of AC power detection rectifications, and provides dc supply to ON-OFF control circuit 6, makes it in running order.Television set powers in running order, the current detection circuit of connecting with television power circuit has detected big electric current to be passed through, and the signal that output detects " television set is in running order, have big electric current by " is to ON-OFF control circuit 6, the signal of ON-OFF control circuit 6 outputs " connection electric-controlled switch " is connected electric-controlled switch, unclamp and touch key switch, television set is still in running order.
When the user presses shutdown or standby (standby) button with remote controller, television set is in holding state, institute's current sinking reduces greatly, current detection circuit 5 will detect reducing of this electric current this moment, and export the current detection signal that detects " television set is in holding state; less by electric current " and arrive ON-OFF control circuit 6, ON-OFF control circuit 6 output " disconnect electric-controlled switch " control signal electric-controlled switch 2 is disconnected, so just television set and civil power are disconnected, thereby saved electric consumption, ensured the safety of television set.
Fig. 2 is a kind of improvement theory diagram of electricity saver shown in Figure 1.Its improvements are, between being connected of ON-OFF control circuit 6 and electric-controlled switch 2, are connected to a delay circuit 7.
Fig. 3 is the electrical schematic diagram of a kind of embodiment of electricity saver shown in Figure 2.Touch key switch 1 and adopt the two-way formula, electric-controlled switch 2 adopts relay two-way formula switch.Detection rectification circuit 3 is made of resistance R 1, capacitor C 1, detector diode D1, filtered diode C2,12 volts of voltage stabilizing didoe D2.220 volts of power supplys are through touching key switch 1 or electric-controlled switch 2 is divided into two-way, and one the tunnel outputs to resistance R 1, and detector diode D1 carries out rectification; After the rectification, through filter capacitor C2 and the voltage stabilizing didoe D2 filter regulator circuit that constitutes in parallel, output dc voltage offers delay circuit 7, ON-OFF control circuit 6, current detection circuit 5 and uses DC power supply as work, hereinafter to be referred as power supply; Wherein resistance R 1 is used for current limliting, and capacitor C 1 is used for preventing the influence of the spike of 220 power supplys to this device.Another road outputs in the series circuit of television set 4 and current sense resistor R2 formation.
ON-OFF control circuit 6 is made of 555 circuit and peripheral capacitor C 5.555 circuit, 4,8 pin connect power supply, and 1 pin ground connection, 5 pin are by capacitor C 5 ground connection, and 3 pin output electric-controlled switch break-make control signal through delay circuit 7, outputs to electric-controlled switch 2 again.
When the user need open television set, click and touch key switch 1, connect and exchange 220 volts of civil powers, wherein one tunnel detection rectification circuit 3 through resistance R 1, capacitor C 1, detector diode D1, filtered diode C2, voltage stabilizing didoe D2 formation is exported 12 volts of DC power supply; Another road series circuit that television set 4, current sense resistor R2 constitute of flowing through.
At this moment, 12 volts of power supplys are through resistance R 4, and to capacitor C 4 chargings, 6 pin are low level, make 555 circuit, 3 pin output high level, trigger delay circuit 7, and the output high level makes the relay adhesive of electric-controlled switch 2, connects electric-controlled switch 2.
Produce voltage drop on resistance R 2, through diode D3, capacitor C 3, resistance R 3, triode T1 output to 6 pin of 555 circuit.
If television set belongs to power on and is standby mode (Standby Mode), it is less to flow through the television set electric current, and it is less to detect the pressure drop that produces on the resistance R 2, and through diode D3, capacitor C 3 becomes the direct current pressure drop, through resistance R 3, outputs to triode T1 base stage; Because pressure drop is less, level is lower, and triode T1 is in cut-off state, 555 circuit, 6 pin level are high level, and this level is after 555 circuit are reverse, at the low level signal of 3 pin outputs " disconnection electric-controlled switch ", this level disconnects electric-controlled switch 2 after delay circuit 7 time-delays.Because the existence of capacitor C 4 has made delay circuit 7 trigger, the output high level when powering on, and 7 pairs of low levels of delay circuit have been set the time-delay of a period of time, such as 2 hours, this section in the period delay circuit 7 still export high level, make television set still be in power supply state.
If television set belonged to power on and was power on mode this moment, as mentioned above, 555 circuit, 3 pin will exports the high level signal of " connection electric-controlled switch ", keep delay circuit 7 and will export high level, and then keep the relay adhesive of electric-controlled switch 2, for television set provides power supply.
When the user pressed shutdown or standby (Standby) button with remote controller, television set became holding state, and the electric current that flows through television set reduces greatly, the voltage drop that produces on resistance R 2 reduces, and through diode D3, capacitor C 3 becomes the direct current pressure drop, through resistance R 3, output to triode T1 base stage; Because pressure drop is less, level is lower, make triode T1 be in cut-off state, 555 circuit, 6 pin level are high level, this level is after 555 circuit are reverse, and at the low level signal of 3 pin outputs " disconnection electric-controlled switch ", this level is after delay circuit 7 time-delays, through after a while, electric-controlled switch 2 is disconnected.Television set in a period of time, still is in holding state behind remote-control closedown like this, and the user in the period, still can enjoy the convenience of idle function at this section.
In the above-mentioned embodiment, delay circuit 7 can adopt multiple modes such as RC impulse electricity.
Certainly, protection range of the present utility model is not limited to above-mentioned embodiment.In the above-mentioned execution mode, 555 circuit also can adopt transistor circuit to form, or other equivalent way.
Claims (4)
1. one kind has idle function television set electricity saver, it is characterized in that:
This device comprises an electric-controlled switch (2), the key switch (1) that touches in parallel with electric-controlled switch (2), 220 volts of civil powers of described electric-controlled switch (2) input termination, output one tunnel connects detection rectification circuit (3), and one the tunnel connects the series circuit of television set (4) and current detection circuit (5) formation;
Described detection rectification circuit (3) output one direct current power supply offers ON-OFF control circuit, and the current detection signal that described current detection circuit (5) flows through the television set size of current with detected reflection outputs to ON-OFF control circuit (6);
Described ON-OFF control circuit (6) is according to the break-make of the detected television set size of current of current detection circuit (5) situation control electric-controlled switch (2), when electric current is big, ON-OFF control circuit (6) makes electric-controlled switch (2) be in on-state, electric current hour, ON-OFF control circuit (6) makes electric-controlled switch (2) be in off-state.
2. electricity saver according to claim 1 is characterized in that:
Between being connected of described ON-OFF control circuit (6) and electric-controlled switch (2), be connected to a delay circuit (7), be used for the triggering of ON-OFF control circuit (6) output " connection electric-controlled switch " signal, the time-delay of " disconnection electric-controlled switch " signal.
3. electricity saver according to claim 2 is characterized in that:
Described ON-OFF control circuit (6) is when powering on, and its output signal initialization is set to " connection electric-controlled switch ".
4. electricity saver according to claim 2 is characterized in that: described delay circuit (7) is for using RC impulse electricity mode.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN01214617U CN2472431Y (en) | 2001-03-31 | 2001-03-31 | Energy saver for TV set with ready function |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN01214617U CN2472431Y (en) | 2001-03-31 | 2001-03-31 | Energy saver for TV set with ready function |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN2472431Y true CN2472431Y (en) | 2002-01-16 |
Family
ID=33633347
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN01214617U Expired - Fee Related CN2472431Y (en) | 2001-03-31 | 2001-03-31 | Energy saver for TV set with ready function |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN2472431Y (en) |
Cited By (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN100352273C (en) * | 2005-12-05 | 2007-11-28 | 深圳创维－Rgb电子有限公司 | Stand by control circuit of TV set and TV set with said stand by control circuit |
| CN102495267A (en) * | 2011-12-13 | 2012-06-13 | 合肥工业大学 | Alternating current detection circuit and automatic power-off circuit with zero power-off power consumption |
| CN103095115A (en) * | 2011-10-28 | 2013-05-08 | 鸿富锦精密工业（深圳）有限公司 | Power-supplying circuit |
| CN107948555A (en) * | 2017-12-25 | 2018-04-20 | Tcl通力电子（惠州）有限公司 | Switch control circuit and television |
| CN109068077A (en) * | 2018-10-11 | 2018-12-21 | 中国人民解放军第七五医院 | Energy-saving control device based on TV signal |
-
2001
- 2001-03-31 CN CN01214617U patent/CN2472431Y/en not_active Expired - Fee Related
Cited By (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN100352273C (en) * | 2005-12-05 | 2007-11-28 | 深圳创维－Rgb电子有限公司 | Stand by control circuit of TV set and TV set with said stand by control circuit |
| CN103095115A (en) * | 2011-10-28 | 2013-05-08 | 鸿富锦精密工业（深圳）有限公司 | Power-supplying circuit |
| CN102495267A (en) * | 2011-12-13 | 2012-06-13 | 合肥工业大学 | Alternating current detection circuit and automatic power-off circuit with zero power-off power consumption |
| CN107948555A (en) * | 2017-12-25 | 2018-04-20 | Tcl通力电子（惠州）有限公司 | Switch control circuit and television |
| CN107948555B (en) * | 2017-12-25 | 2021-02-23 | Tcl通力电子（惠州）有限公司 | Switch control circuit and television |
| CN109068077A (en) * | 2018-10-11 | 2018-12-21 | 中国人民解放军第七五医院 | Energy-saving control device based on TV signal |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| C19 | Lapse of patent right due to non-payment of the annual fee | ||
| CF01 | Termination of patent right due to non-payment of annual fee |