CN202276031U - Power-off zero-power-consumption automatic power-off circuit and equipment standby automatic power-off receptacle - Google Patents
Power-off zero-power-consumption automatic power-off circuit and equipment standby automatic power-off receptacle Download PDFInfo
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- CN202276031U CN202276031U CN201120432193XU CN201120432193U CN202276031U CN 202276031 U CN202276031 U CN 202276031U CN 201120432193X U CN201120432193X U CN 201120432193XU CN 201120432193 U CN201120432193 U CN 201120432193U CN 202276031 U CN202276031 U CN 202276031U
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Abstract
The utility model discloses a power-off zero-power-consumption automatic power-off circuit and an equipment standby automatic power-off receptacle. The power-off zero-power-consumption automatic power-off circuit comprises an automatic-reset normally open switch K, a controllable switching device, a main control output end, an auxiliary equipment output end, a time delay unit, a control unit, a power supply circuit and a current detection unit, wherein the automatic-reset normally open switch K is connected with the controllable switching device in parallel, and the two connecting nodes are respectively a node A and a node B; the node B is connected with the current detection unit, and the current detection unit is connected in a main control output loop in series; two terminals of the auxiliary equipment output end are respectively connected with the node B and a first terminal of an external power source input end; and the current detection unit, the time delay unit and the control unit are connected with the power supply circuit. According to the automatic power-off circuit and the equipment standby automatic power-off receptacle provided by the utility model, after the electrical equipment is shut down, the receptacle can be completely disconnected from the external power source, thereby implementing the advantages of zero power consumption and the like after the electrical equipment and the receptacle are power-off.
Description
Technical field
Automatic power-down circuit and the device standby that the utility model relates to a kind of zero-power of the cutting off the power supply socket that cuts off the power supply automatically.
Background technology
In daily life, electric equipments such as TV, sound equipment, STB, video disc player and air-conditioning have distant control function usually, and the user can shut down easily, makes these equipment be in holding state, so that saves energy.But the electric equipment that is in holding state is understood consumed power, and equipment is in holding state for a long time, will cause the waste of a large amount of electric energy.At work; Staff does not After Hours pull up plug or close socket usually with behind the shut down of computer, makes computer main equipment and auxiliary devices such as display, printer be in the state of energising; These equipment all still can consume certain electric energy, have caused a large amount of waste of power resources.
Application number is that the Chinese utility model patent of CN200520105235.3 provides a kind of energy-conservation socket; Comprise housing, socket, transducer, control unit and gate-controlled switch device; Can, electric equipments such as TV, sound equipment, video disc player and air-conditioning close socket when being in holding state automatically, to realize the purpose of saves energy.But after this socket cut off, though the power supply of electric equipment is cut off, the internal circuit of socket itself still was in "on" position, so also can cause a unit waste of power resources, can not socket and electric equipment be cut off the power supply together.Application number is that the Chinese utility model patent of CN200420084658.7 provides a kind of energy-saving automatic outage socket; Comprise main equipment socket, peripheral hardware socket, current detecting unit, governor circuit and peripheral hardware socket power output control circuit, can after main equipment is closed, close the peripheral hardware socket automatically; Make peripheral hardware be in off-position; Though it can realize the outage of external equipment, main equipment still is in "on" position, and socket itself also is in "on" position; Main equipment and socket still in power consumption, can cause waste of power resources.Application number is that the Chinese utility model patent of CN201020172576.3 provides a kind of computer special intelligent type energy-conservation insert row; Comprise assemblies such as single-chip microcomputer governor circuit, triggering signal receiving element, reference voltage circuit, direct current+5V voltage generation circuit, direct current+24V voltage generation circuit, current sampling detecting unit, gate-controlled switch device, computer main equipment power source special socket, peripheral hardware supply socket, mode conversion switch and wireless transmitting unit; Can be behind shut down of computer powered-down automatically; But the same shortcoming that exists socket itself always to be in the state of energising power consumption of this patent, and there are shortcomings such as complex structure, cost of manufacture height with above-mentioned two patents.
The utility model content
The utility model is the weak point that exists in the above-mentioned prior art for avoiding; A kind of automatic power-down circuit and device standby of the zero-power of the cutting off the power supply socket that cuts off the power supply automatically is provided; Can break off fully with external power supply so that electric equipment cuts out rear socket, realize the purpose of electric equipment and socket outage back zero-power.
The utility model is the technical solution problem, and a kind of automatic power-down circuit of the zero-power of cutting off the power supply is provided.
The automatic power-down circuit of outage zero-power; Its design feature is, comprises the current detecting unit that detects the output current of master control output from normal open switch K, gate-controlled switch device, master control output, auxiliary device output, delay unit, control unit, the power supply circuits and being used to of resetting; Said being in parallel with the gate-controlled switch device from the normal open switch K that resets is connected, and two connected nodes are respectively node A and Node B; Said node A is connected with second terminal of external power source input; Said Node B is connected with current detecting unit, and current detecting unit is serially connected in the output loop of master control; Said current detecting unit also is connected with control unit through delay unit, and control unit is connected with the gate-controlled switch device; Said power supply circuits are used to detecting unit, delay unit and control unit operating voltage are provided; Two terminals of auxiliary device output are connected with the first terminal of Node B with the external power source input respectively; Said current detecting unit, delay unit and control unit all are connected with power supply circuits and by power supply circuits power supply are provided.
Said gate-controlled switch device is relay, thyristor or solid-state relay, also can be the automatic control switch that can be controlled break-make by external signal of other kinds.
The utility model also provides a kind of device standby that is provided with the automatic power-down circuit of above-mentioned outage zero-power socket that cuts off the power supply automatically.
The device standby that the is provided with described automatic power-down circuit socket that cuts off the power supply automatically also comprises main equipment socket and auxiliary device socket, and said master control output is connected with the main equipment socket, and said auxiliary device output is connected with the auxiliary device socket.
The 3rd terminal of external power source input is an earth terminal, and said the 3rd terminal is connected with the earth terminal of main equipment socket and the earth terminal of auxiliary device socket respectively.
Compared with present technology, the utility model beneficial effect is embodied in:
When the remote controller that the user presses main equipment cuts out main equipment when closing computer host box (or user), when main equipment is in holding state when being in off-mode (or computer), the output current of master control output will reduce.Current detecting unit detects the output current of master control output when very low; Under the cooperation of delay unit; Send a signal through certain delay to control unit; When control unit receives the signal of control unit transmission, will discharge or close the gate-controlled switch device, cut off all power supplies thereafter.Because the gate-controlled switch device all directly links to each other with the external power source input with the normal open switch K that resets certainly; Thereby the power-down circuit of the utility model, main equipment and auxiliary device all can cut off the power supply; Thereby realize the outage fully of automatic power-down circuit and electric equipment, realize the purpose of zero-power.Automatic power-down circuit of the utility model and the device standby socket that cuts off the power supply automatically has and can make electric equipment close rear socket can to break off, realize advantages such as electric equipment and socket outage back zero-power with external power supply fully.
Description of drawings
Fig. 1 is the structured flowchart of first embodiment of the automatic power-down circuit of the utility model.
Fig. 2 is the structured flowchart of second embodiment of the automatic power-down circuit of the utility model.
Fig. 3 is the structured flowchart of the 3rd embodiment of the automatic power-down circuit of the utility model.
Label among Fig. 1～Fig. 3: 1 the first terminal, 2 second terminals, 3 the 3rd terminals, 4 external power source inputs.
Below pass through embodiment, and combine accompanying drawing that the utility model is described further.
Embodiment
Referring to Fig. 1～Fig. 3; The automatic power-down circuit of outage zero-power comprises the current detecting unit that detects the output current of master control output from normal open switch K, gate-controlled switch device, master control output, auxiliary device output, delay unit, control unit, the power supply circuits and being used to of resetting; Said being in parallel with the gate-controlled switch device from the normal open switch K that resets is connected, and two connected nodes are respectively node A and Node B; Said node A is connected with second terminal 2 of external power source input 4; Said Node B is connected with current detecting unit; Current detecting unit is serially connected in the output loop of master control; Current detecting unit is connected with a terminal of master control output, and another terminal of master control output is connected with the first terminal 1 of external power source input; Said current detecting unit also is connected with control unit through delay unit, and control unit is connected with the gate-controlled switch device; Said power supply circuits are used to detecting unit, delay unit and control unit operating voltage are provided; It can be to be connected on auxiliary device output (as shown in fig. 1) that its power supply connects; Also can be connected on master control output (as shown in Figure 2), can also battery-powered separately (as shown in Figure 3); Two terminals of auxiliary device output are connected with the first terminal 1 of Node B and external power source input 4 respectively; Said current detecting unit, delay unit and control unit all are connected with power supply circuits and by power supply circuits power supply are provided.Usually be in the state of disconnection from the normal open switch K that resets.During start, press, connect circuit from the normal open switch K that resets, adhesive at once of gate-controlled switch device or conducting, even normal open switch shutoffs that reset this moment, owing to the adhesive or the conducting of gate-controlled switch type device, the main control device output is normal power supply all.If do not open main equipment (main equipment is under standby or the off-mode) this moment always; Its master control output is in low current or no current output state; Be serially connected in the current detection circuit process certain delay under the cooperation of delay unit in the main output loop, send the signal that discharges or close to control unit, at this moment the gate-controlled switch device discharges or closes; Turn-off all power devices, comprise supplying power of circuit itself.If after pressing reset switch K; Gate-controlled switch device time-delay (delay time is variable through changing component parameters) is opened main equipment, at this moment the main equipment operate as normal before turn-offing; Main output loop output current is bigger; Current detecting unit sends signal, stops the work of delay unit, avoids sending release or shutdown signal to the gate-controlled switch device.At this moment, the gate-controlled switch device can be in adhesive or conducting state always, keeps the normal power supply continuously of master control output and attached apparatus of output terminal.Delay unit has only participation work under the state of master control at low current, and when the master control running current reached certain value, delay unit was not worked.
When the user presses the remote controller of main equipment or turn-off the main equipment mains switch when closing main equipment when closing host computer (or user), the output current of master control output will reduce.The output current that current detecting unit detects the master control output is very low; Under the cooperation of delay unit; Through after the time-delay of Preset Time, send the signal that discharges or close the gate-controlled switch device to control unit, when control unit receives cut-off signals; Discharge the gate-controlled switch device, break off all connections with external power source.Circuit is in not electriferous state.Because the gate-controlled switch device all directly links to each other with the external power source input with the normal open switch K that resets certainly; Thereby the power-down circuit of the utility model, main equipment and auxiliary device all can cut off the power supply; Thereby realize the outage fully of automatic power-down circuit and electric equipment, realize the purpose of zero-power.
Said gate-controlled switch device is relay, thyristor or solid-state relay, also can be the automatic control switch that can be controlled break-make by external signal of other kinds.
The device standby that is provided with the described automatic power-down circuit of the claim socket that cuts off the power supply automatically also comprises main equipment socket and auxiliary device socket, and said master control output is connected with the main equipment socket, and said auxiliary device output is connected with the auxiliary device socket.In the socket of the utility model, the plug of main equipment socket and main frame plugs, and the auxiliary device socket is connected with the auxiliary device plug.By the break-make electricity of automatic power-down circuit control main equipment socket, auxiliary device socket, after the main process equipment shutdown, make internal circuit, main equipment, the auxiliary device of whole socket all cut off the power supply fully, realize the zero-power of power consumption equipment and socket.
The 3rd terminal 3 of external power source input 4 is an earth terminal, and said the 3rd terminal 3 is connected with the earth terminal of main equipment socket and the earth terminal of auxiliary device socket respectively.Main equipment socket and auxiliary device socket are connected earth terminal, can improve the safety in utilization of socket.
Of Fig. 1; In first embodiment; The two ends of power supply circuits are connected with two terminals of auxiliary device output respectively, and be power supply circuits power supplies by external power source this moment, is that delay unit, control unit, power supply circuits and current detecting unit provide low-voltage dc power supply by power supply circuits.
Of Fig. 2; In second embodiment; The two ends of power supply circuits are connected with two terminals of master control output respectively, and be power supply circuits power supplies by external power source this moment, is that delay unit, control unit, power supply circuits and current detecting unit provide low-voltage dc power supply by power supply circuits.
Of Fig. 3, in the 3rd embodiment, the powered battery that power supply circuits carry through inside is that delay unit, control unit, power supply circuits and current detecting unit provide low-voltage dc power supply by power supply circuits.
Claims (4)
1. the automatic power-down circuit of the zero-power of cutting off the power supply; It is characterized in that, comprise the current detecting unit that detects the output current of master control output from normal open switch K, gate-controlled switch device, master control output, auxiliary device output, delay unit, control unit, the power supply circuits and being used to of resetting; Said being in parallel with the gate-controlled switch device from the normal open switch K that resets is connected, and two connected nodes are respectively node A and Node B; Said node A is connected with second terminal (2) of external power source input (4); Said Node B is connected with current detecting unit, and current detecting unit is serially connected in the output loop of master control; Said current detecting unit also is connected with control unit through delay unit, and control unit is connected with the gate-controlled switch device; Said power supply circuits are used to detecting unit, delay unit and control unit operating voltage are provided; Two terminals of auxiliary device output are connected with the first terminal (1) of Node B and external power source input (4) respectively; Said current detecting unit, delay unit and control unit all are connected with power supply circuits and by power supply circuits power supply are provided.
2. the automatic power-down circuit of outage zero-power according to claim 1 is characterized in that, said gate-controlled switch device is relay, thyristor or solid-state relay.
3. the device standby that is provided with claim 1 or the 2 described automatic power-down circuits socket that cuts off the power supply automatically; It is characterized in that; Also comprise main equipment socket and auxiliary device socket, said master control output is connected with the main equipment socket, and said auxiliary device output is connected with the auxiliary device socket.
4. the device standby according to claim 3 socket that cuts off the power supply automatically is characterized in that the 3rd terminal (3) of external power source input (4) is an earth terminal, and said the 3rd terminal (3) is connected with the earth terminal of main equipment socket and the earth terminal of auxiliary device socket respectively.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201120432193XU CN202276031U (en) | 2011-11-04 | 2011-11-04 | Power-off zero-power-consumption automatic power-off circuit and equipment standby automatic power-off receptacle |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201120432193XU CN202276031U (en) | 2011-11-04 | 2011-11-04 | Power-off zero-power-consumption automatic power-off circuit and equipment standby automatic power-off receptacle |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN202276031U true CN202276031U (en) | 2012-06-13 |
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201120432193XU Expired - Fee Related CN202276031U (en) | 2011-11-04 | 2011-11-04 | Power-off zero-power-consumption automatic power-off circuit and equipment standby automatic power-off receptacle |
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| Country | Link |
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| CN (1) | CN202276031U (en) |
Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN104009739A (en) * | 2014-05-22 | 2014-08-27 | 湖南工业大学 | On-off control method and device of switch capable of achieving automatic outage in standby process |
| CN104348139A (en) * | 2014-10-24 | 2015-02-11 | 深圳市炜烨丰电子科技有限公司 | Safe energy-saving power supply |
| CN105929929A (en) * | 2016-05-13 | 2016-09-07 | 上海墨百意信息科技有限公司 | Circuit for eliminating electric leakage of device in shutdown state |
| CN109842163A (en) * | 2017-11-24 | 2019-06-04 | 中惠创智无线供电技术有限公司 | A kind of wireless charging system can autotomy electric protection circuit and method |
-
2011
- 2011-11-04 CN CN201120432193XU patent/CN202276031U/en not_active Expired - Fee Related
Cited By (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN104009739A (en) * | 2014-05-22 | 2014-08-27 | 湖南工业大学 | On-off control method and device of switch capable of achieving automatic outage in standby process |
| CN104009739B (en) * | 2014-05-22 | 2016-10-26 | 湖南工业大学 | The on-off control method thereof of a kind of standby automatic power-off switch and device |
| CN104348139A (en) * | 2014-10-24 | 2015-02-11 | 深圳市炜烨丰电子科技有限公司 | Safe energy-saving power supply |
| CN105929929A (en) * | 2016-05-13 | 2016-09-07 | 上海墨百意信息科技有限公司 | Circuit for eliminating electric leakage of device in shutdown state |
| WO2017193514A1 (en) * | 2016-05-13 | 2017-11-16 | 上海墨百意信息科技有限公司 | Circuit for eliminating electrical leakage in device in shutdown state |
| CN109842163A (en) * | 2017-11-24 | 2019-06-04 | 中惠创智无线供电技术有限公司 | A kind of wireless charging system can autotomy electric protection circuit and method |
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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 |
Granted publication date: 20120613 Termination date: 20141104 |
|
| EXPY | Termination of patent right or utility model |