CN201360172Y - Power supply adapter capable of cutting off AC power supply - Google Patents
Power supply adapter capable of cutting off AC power supply Download PDFInfo
- Publication number
- CN201360172Y CN201360172Y CNU2008202136788U CN200820213678U CN201360172Y CN 201360172 Y CN201360172 Y CN 201360172Y CN U2008202136788 U CNU2008202136788 U CN U2008202136788U CN 200820213678 U CN200820213678 U CN 200820213678U CN 201360172 Y CN201360172 Y CN 201360172Y
- Authority
- CN
- China
- Prior art keywords
- power supply
- supply adaptor
- power
- coil
- switching
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
- Expired - Fee Related
Links
Images
Abstract
The utility model discloses a power supply adapter capable of cutting off AC power supply. The power supply adapter provided with a combined manual-control and electronic control switch comprises a magnetic latching relay of the combined manual-control and electronic control switch, a coil driving circuit and an AC/DC module.
Description
Affiliated technical field
The present invention relates to field of power management, but particularly relate to a kind of power supply adaptor by the main frame switching off AC power.
Background technology
The all charged hardly source switch of existing power supply adaptor, the operation of charged source switch are also inconvenient, will power consumption in the supply socket as long as be inserted in.
Summary of the invention
The technical problem to be solved in the present invention: be how to realize that main frame realizes the power supply adaptor switch to the power supply adaptor switch with under the main frame non-transformer, and propose solution.
The present invention solves its technical problem (1): the solution that switch adopts that realizes power supply adaptor under the main frame non-transformer is: the mains switch of making power supply adaptor by a kind of magnetic latching relay of belt switch, the directly closure and the disconnection of manual operation relay guarantees the hand switch machine.
The technical problem to be solved in the present invention (2): how to realize that main frame to the solution that switch adopts of power supply adaptor is: by a control line in main frame and the power supply adaptor, drive circuit is operated relay coil in (1) high-low level and the power supply adaptor.(2) positive negative pulse stuffing is directly operated relay coil.Realization is to the switch of power supply adaptor.
But the invention discloses a kind of power supply adaptor and application scheme thereof of switching off AC power.But a kind of power supply adaptor of switching off AC power comprises a kind of magnetic latching relay and coil driver (coil is a pulsed drive) and AC/DC module of belt switch.The control circuit that also comprises host side, he comprises button wakeup logic switching on and shutting down control circuit, back-up source.
But a kind of power supply adaptor of switching off AC power is characterized in that, comprises power input, the magnetic latching relay of band hand switch, coil driver, AC/DC module and power supply output DC power output end and control signal wire;
Coil two ends in the described magnetic latching relay connect described coil driver;
Contact switch in the described magnetic latching relay is arranged between described power input and the AC/DC module;
The hand switch of described magnetic latching relay is used for manual switchover and described contact switch is disconnected or closure, and described power supply adaptor is opened and shut off;
Described coil driver is used for producing first pulse when receiving the switch controlling signal of main frame, and the coil that drives in the described magnetic latching relay disconnects described contact switch or closure, and described power supply adaptor is opened and shut off;
Described first pulse for just/negative pulse;
Described AC/DC module is used for the conversion of AC/DC.
But a kind of power supply adaptor of switching off AC power, as Fig. 2: it is characterized in that: coil one end ground connection, the other end directly connects control line K11, directly just accepting/negative pulse by control line K11, the coil that drives among the described magnetic latching relay K disconnects described contact switch or closure, and described power supply adaptor is opened and shut off.The control circuit of its host side, as Fig. 4: the control circuit of described host side comprises that control line K11 is connected with the negative pole of capacitor C 11, the anodal utmost point of capacitor C 11 is connected to the output of reverse backflush device, the output 1 of the input termination NOR gate U11A of reverse backflush device, the input 2 of NOR gate U11A also meets R12, C12 is to ground, connect an end of S11 push-button switch, the S11 push-button switch connects the C13 positive pole in addition, the anodal string of C13 R11, D11 to power supply VCC5V, the input 3 of NOR gate U11A, 4,5 connect the switching on and shutting down control signal respectively, discharge and recharge control signal, the remote sensing switch controlling signal;
Described capacitor C 13 is 0.47F, and it can provide 50 hours standby for back-up source here;
Described reverse backflush device is that two complementary transistors are formed.
But a kind of power supply adaptor of switching off AC power, as Fig. 3: it is characterized in that: as described in coil driver comprise that the end of the coil L among the magnetic latching relay K is connected with the negative pole of capacitor C 21, the negative pole of the positive pole of capacitor C 21 and diode D21, resistance R 21, the collector electrode of triode G21 connects, the positive pole of diode D21 is connected with main frame by control line K21, the base stage of triode G21 and resistance R 21, the negative pole of diode D22, power supply ground connects, the emitter of triode G21 is connected with the end of coil L and the positive pole of diode D22, control line is supported power supply adaptor Offhost outage shutdown as long as high-low level need not pulse during work.The control circuit of its host side, as Fig. 5: the control circuit of described host side comprises that control line K21 is connected with the reverse output of backflush device, the output 1 of the input termination NOR gate U22A of reverse backflush device, the input 2 of NOR gate U22A also meets R23, C23 to ground, connect an end of S21 push-button switch, the S21 push-button switch connects the C22 positive pole in addition, the anodal string of C22 R22, D23 are to power supply VCC5V, and the input 3,4,5 of NOR gate U22A connects the switching on and shutting down control signal respectively, discharges and recharges control signal, the remote sensing switch controlling signal;
Described capacitor C 22 is 0.47F, and it can provide 50 hours standby for back-up source here;
Described reverse backflush device is that two complementary transistors are formed.
But the power supply adaptor of described a kind of switching off AC power is characterized in that: described power supply adaptor receives described control signal by a physical connection, described control signal for just/undersuing, perhaps high/low level signal, Remote switching on and shutting down.
Adopt technique scheme, and guarantee the switch operate as normal of power supply adaptor.It has shutdown back standby zero-power, advantage easy to implement.
Description of drawings
Fig. 1 power supply adaptor block diagram;
Fig. 2 power supply adaptor schematic diagram (1);
Fig. 3 power supply adaptor schematic diagram (2);
Fig. 4 is the host side control principle figure supporting with Fig. 2;
Fig. 5 is the host side control principle figure supporting with Fig. 3;
Embodiment
Now illustrated embodiment is further set forth the present invention in conjunction with the accompanying drawings.
But the present invention solves the solution that power supply adaptor adopts of a kind of switching off AC power of its technical problem: Fig. 1 is the power supply adaptor block diagram: a kind of magnetic latching relay K with hand switch, he is the bistable state magnetic latching relay, coil is to adopt positive negative pulse stuffing to drive closed and disconnection, also can and disconnect by manually control closure.Coil driver, compositions such as AC/DC module.
Fig. 2 is that power supply adaptor schematic diagram (1) and Fig. 4 host side control principle figure cooperate.The direct control line K11 of relay K coil is connected with the C11 negative pole.Fig. 4 obtains high level when button S11 presses U11A NOR gate input 2, and U11A NOR gate output 1 is with regard to step-down level Q11 conducting, and Q12 turn-offs, the C11 anode gets, can not suddenly change because of the electric capacity both end voltage, coil obtains positive pulse, and the closed power supply adaptor of relay K wakes start up.Unclamping behind the S11 keeps 3,4,5 starts of wait U11A NOR gate input to keep signal because C12 and R12 form.If U11A NOR gate input 3,4,5 not start is kept signal, U11A NOR gate output 1 uprises level because of U11A NOR gate input 2 step-down level, the Q12 conducting, Q11 turn-offs, the C11 anode is by Q12 conducting ground connection discharge, and coil obtains the deenergization adapter shutdown that resets of negative pulse relay K.R11 is a current limliting, and D11 isolates, and capacitor C 13 is back-up source energy storage, and the product that C13 electric capacity 0.47F can satisfy circulation start work in 50 hours need not the start of manual operation power supply adaptor.
Fig. 3 is that power supply adaptor schematic diagram (2) and Fig. 5 host side control principle figure cooperate.Relay K coil one end is connected with C21 electric capacity negative pole, the C21 capacitance cathode is connected with D21 diode cathode, R21 resistance, G21 transistor collector, the D21 diode cathode is connected with main frame by control line K21, the base stage of G21 triode is connected with R21 resistance, D22 diode cathode, power supply ground (GND), and the emitter of G21 triode is connected with an end, the D22 diode cathode of coil L.Fig. 5 works as button S21 and presses U21A NOR gate input 2 with regard to the step-down level, the 1 output low level Q21 conducting of U21A NOR gate output, Q22 turn-offs, control line K21 obtains high level, coil L gets positive pulse by C21 negative terminal, D21 diode, control line K21 and D22 diode, power supply ground GND, and the closed power supply adaptor of relay K wakes start up.Unclamping behind the S21 keeps 3,4,5 starts of wait U21A NOR gate input to keep signal because C23 and R23 form.If U21A NOR gate input 3,4,5 not start is kept signal, U21A NOR gate output 1 uprises level because of U11A NOR gate input 2 step-down level, the Q22 conducting, Q21 turn-offs, control line K21 is by Q12 conducting ground connection zero level, capacitor C 21 anodes are by the emitter of G21 transistor collector, G21 triode, and resistance R 21 provides bias current, the conducting of G21 triode to G21.Coil obtains the reset deenergization adapter shutdown of negative pulse relay K.R22 is a current limliting, and D23 isolates, and capacitor C 22 is back-up source energy storage, and the product that C22 electric capacity 0.47F can satisfy circulation start work in 50 hours need not the start of manual operation power supply adaptor, supports power supply adaptor Offhost outage shutdown during work.
Adopt technique scheme, and guarantee the switch operate as normal of power supply adaptor.It has shutdown back standby zero-power, advantage easy to implement.He can be applied to laptop computer, ultra-thin television, and ultrathin display, DPF and network electronic product or the like main frame is controlled the outage Zero-power-consumption standby to power supply adaptor.
Through the above description of the embodiments, those skilled in the art can be well understood to the present invention and can realize by the mode that software adds essential hardware platform, can certainly all implement by hardware.Based on such understanding, all or part of can the embodying that technical scheme of the present invention contributes to background technology with the form of software product, this computer software product can be stored in the storage medium, as ROM/RAM, magnetic disc, CD etc., comprise that some instructions are with so that a computer equipment (can be a personal computer, server, the perhaps network equipment etc.) carry out the described method of some part of each embodiment of the present invention or embodiment.
Above disclosed is a kind of preferred embodiment of the present invention only, can not limit the present invention's interest field certainly with this, and therefore the equivalent variations of doing according to claim of the present invention still belongs to the scope that the present invention is contained.
Claims (6)
1. but the power supply adaptor of a switching off AC power is characterized in that, comprises power input, the magnetic latching relay of band hand switch, coil driver, AC/DC module and DC power output end and control signal wire;
Coil two ends in the described magnetic latching relay connect described coil driver;
Contact switch in the described magnetic latching relay is arranged between described power input and the AC/DC module;
The hand switch of described magnetic latching relay is used for manual switchover and described contact switch is disconnected or closure, and described power supply adaptor is opened and shut off;
Described coil driver is used for producing first pulse when receiving the switch controlling signal of main frame, and the coil that drives in the described magnetic latching relay disconnects described contact switch or closure, and described power supply adaptor is opened and shut off;
Described first pulse for just/negative pulse;
Described AC/DC module is used for the conversion of AC/DC.
2. but according to the power supply adaptor of the described a kind of switching off AC power of claim 1, it is characterized in that: coil one end ground connection, the other end directly connects control line K11, directly just accepting/negative pulse by control line K11, the coil that drives among the described magnetic latching relay K disconnects described contact switch or closure, and described power supply adaptor is opened and shut off.
3. but according to the power supply adaptor of the described a kind of switching off AC power of claim 1, it is characterized in that: described coil driver comprises that the end of the coil L among the magnetic latching relay K is connected with the negative pole of capacitor C 21, the negative pole of the positive pole of capacitor C 21 and diode D21, resistance R 21, the collector electrode of triode G21 connects, the positive pole of diode D21 is connected with main frame by control line K21, the base stage of triode G21 and resistance R 21, the negative pole of diode D22, power supply ground connects, the emitter of triode G21 is connected with the end of coil L and the positive pole of diode D22, control line is supported power supply adaptor Offhost outage shutdown as long as high-low level need not pulse during work.
4. but according to the power supply adaptor of the described a kind of switching off AC power of claim 2, it is characterized in that: the control circuit that further comprises host side, the control circuit of described host side comprises that control line K11 is connected with the negative pole of capacitor C 11, the anodal utmost point of capacitor C 11 is connected to the output of reverse backflush device, the output 1 of the input termination NOR gate U11A of reverse backflush device, the input 2 of NOR gate U11A also meets R12, C12 is to ground, connect an end of S11 push-button switch, the S11 push-button switch connects the C13 positive pole in addition, the anodal string of C13 R11, D11 to power supply VCC5V, the input 3 of NOR gate U11A, 4,5 connect the switching on and shutting down control signal respectively, discharge and recharge control signal, the remote sensing switch controlling signal;
Described capacitor C 13 is 0.47F, and it can provide 50 hours standby for back-up source here;
Described reverse backflush device is that two complementary transistors are formed.
5. but according to the power supply adaptor of the described a kind of switching off AC power of claim 3, it is characterized in that: the control circuit that further comprises host side, the control circuit of described host side comprises that control line K21 is connected with the output of reverse backflush device, the output 1 of the input termination NOR gate U22A of reverse backflush device, the input 2 of NOR gate U22A also meets R23, C23 is to ground, connect an end of S21 push-button switch, the S21 push-button switch connects the C22 positive pole in addition, the anodal string of C22 R22, D23 to power supply VCC5V, the input 3 of NOR gate U22A, 4,5 connect the switching on and shutting down control signal respectively, discharge and recharge control signal, the remote sensing switch controlling signal;
Described capacitor C 22 is 0.47F, and it can provide 50 hours standby for back-up source here;
Described reverse backflush device is that two complementary transistors are formed.
6. but according to the power supply adaptor of described any switching off AC power of claim 1, it is characterized in that: described power supply adaptor receives described control signal by a physical connection, described control signal for just/undersuing, perhaps high/low level signal, Remote switching on and shutting down.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CNU2008202136788U CN201360172Y (en) | 2008-11-24 | 2008-11-24 | Power supply adapter capable of cutting off AC power supply |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CNU2008202136788U CN201360172Y (en) | 2008-11-24 | 2008-11-24 | Power supply adapter capable of cutting off AC power supply |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN201360172Y true CN201360172Y (en) | 2009-12-09 |
Family
ID=41425937
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CNU2008202136788U Expired - Fee Related CN201360172Y (en) | 2008-11-24 | 2008-11-24 | Power supply adapter capable of cutting off AC power supply |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN201360172Y (en) |
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN106515623A (en) * | 2016-11-18 | 2017-03-22 | 杭州好好开车科技有限公司 | Starting-up circuit structure of ADAS product |
| CN108983936A (en) * | 2018-09-18 | 2018-12-11 | 广州供电局有限公司 | Intelligent wireless pressing plate wake-up circuit |
| CN114093722A (en) * | 2021-11-26 | 2022-02-25 | 中国兵器工业集团第二一四研究所苏州研发中心 | Drive circuit of double-coil magnetic latching relay |
-
2008
- 2008-11-24 CN CNU2008202136788U patent/CN201360172Y/en not_active Expired - Fee Related
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN106515623A (en) * | 2016-11-18 | 2017-03-22 | 杭州好好开车科技有限公司 | Starting-up circuit structure of ADAS product |
| CN108983936A (en) * | 2018-09-18 | 2018-12-11 | 广州供电局有限公司 | Intelligent wireless pressing plate wake-up circuit |
| CN114093722A (en) * | 2021-11-26 | 2022-02-25 | 中国兵器工业集团第二一四研究所苏州研发中心 | Drive circuit of double-coil magnetic latching relay |
Similar Documents
| Publication | Publication Date | Title |
|---|---|---|
| CN101507104B (en) | Energy-efficient consumer device audio power output stage and method of using the same | |
| CN200959524Y (en) | DC gate comprehensive controller | |
| CN1925298A (en) | Middle and large power switch electrical source for no-standby electrical source in electrical source system | |
| CN102483615A (en) | Power switch device of zero power consumption during standby condition | |
| CN201698966U (en) | Electronic switch | |
| CN201750208U (en) | Double-power-supply automatic shifting circuit of embedded device with standby storage battery | |
| CN201360172Y (en) | Power supply adapter capable of cutting off AC power supply | |
| CN101465600A (en) | Electronic equipment and power supply device thereof | |
| CN201173551Y (en) | Air conditioner controller and its air conditioner system | |
| CN201177349Y (en) | Air conditioner controller and air conditioner system | |
| CN204012830U (en) | Portable power source | |
| CN203522318U (en) | Three-power-supply switching circuit and consumer electronic equipment | |
| CN203851022U (en) | Standby electricity-saving direct current power source adapter | |
| CN101409458A (en) | Power adapter capable of switching off AC power supply | |
| CN106376139B (en) | A kind of method and circuit of great power LED power supply low standby power loss Sofe Switch machine | |
| CN2822023Y (en) | Medium and high power switch power with active power correcting circuit | |
| CN100377611C (en) | Power managing device and method for mobile communication terminal | |
| CN103973101B (en) | A kind of DC-DC power source adapter | |
| CN201918798U (en) | Portable power supply | |
| WO2019169593A1 (en) | Intelligent energy-saving device for energy storage inverter system | |
| CN201860166U (en) | Battery switching circuit for medical power supply | |
| CN102957191B (en) | Mobile power supply | |
| CN207518469U (en) | Refrigerator variable frequency module power supply on-off control circuit | |
| CN101881267B (en) | Air pump control circuit and electronic sphygmomanometer | |
| CN202043042U (en) | Power supply with high efficiency and high-power density |
Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| C17 | Cessation of patent right | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20091209 Termination date: 20111124 |