CN103545851A - Charger - Google Patents
Charger Download PDFInfo
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- CN103545851A CN103545851A CN201210238134.8A CN201210238134A CN103545851A CN 103545851 A CN103545851 A CN 103545851A CN 201210238134 A CN201210238134 A CN 201210238134A CN 103545851 A CN103545851 A CN 103545851A
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- Prior art keywords
- output interface
- magnetic core
- charger
- coil
- input interface
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Abstract
A charger comprises a first input interface, an output interface, a response unit, a relay and a trigger. The first input interface is externally connected with a power supply, the output interface is externally connected with a load, the response unit is arranged in the output interface and comprises a magnetic core and a coil, the coil is wound on the magnetic core, the magnetic core moves along a first direction relative to the output interface when a second input interface of the load is pulled out of the output interface, magnetic flux penetrating the coil has a first change, the coil generates a first electric signal by electromagnetic induction, the relay is connected between the first input interface and the output interface and used for connecting or disconnecting the first input interface and the output interface, and the trigger is connected between the coil and the relay and used for triggering the relay to disconnect the first input interface and the output interface according to the first electric signal generated by the coil, so that the charger is prevented from still consuming electric energy when the load is not accessed.
Description
Technical field
The present invention relates to a kind of charger, particularly a kind of energy-saving charger.
Background technology
At present, electronic installation all needs to be connected with power supply by a charger charging with battery etc.General user's custom, when charger does not access load, is still inserted in the plug of charger on power supply, although now the internal circuit of charger enters resting state, still can consume certain electric energy.
Summary of the invention
In view of this, provide a kind of charger, can prevent that charger from still consuming electric energy when not accessing load.
, this charger comprises one first input interface, and this input interface is for an external power supply, and this charger also comprises: an output interface, for an external load; One response unit, be arranged in this output interface, this response unit comprises a magnetic core and a coil, this magnetic core is movably connected in this output interface, this coil winding is on this magnetic core, and when the second input interface of this load is extracted from this output interface, this magnetic core moves to first direction with respect to this output interface, make to occur first through the magnetic flux in this coil and change, this coil electromagnetism induction produces one first signal of telecommunication; One relay, is connected between this input interface and output interface, for conducting or disconnect being connected between this first input interface and output interface; And a trigger, be connected between this coil and this relay, for first signal of telecommunication producing according to this coil, trigger this relay and disconnect being connected between this input interface and output interface.
The present invention by a coil when a load is extracted from an output interface, electromagnetic induction produces the signal of telecommunication, the signal of telecommunication that one trigger produces according to this coil triggers a relay and disconnects being connected between one first input interface and this output interface, thereby has prevented that charger from still consuming electric energy when not accessing load.
Accompanying drawing explanation
Fig. 1 is the module rack composition of charger better embodiment.
Fig. 2 is the module rack composition of another execution mode of charger.
Fig. 3 is the physical circuit figure of charger better embodiment.
Main element symbol description
| Charger | 1 |
| The |
10 |
| |
30 |
| |
50 |
| Load | 2 |
| Response unit | 70 |
| |
80 |
| |
71 |
| |
72 |
| Elastic component | 73 |
| The second input interface | 20 |
| Block piece | 74 |
| Opening | 51 |
| |
90 |
| Change-over circuit | 100 |
Following embodiment further illustrates the present invention in connection with above-mentioned accompanying drawing.
Embodiment
Referring to Fig. 1-3, is the schematic diagram of charger 1 better embodiment.This charger 1 comprises one first input interface 10, a relay 30, an output interface 50, a response unit 70 and a trigger 80.This first input interface 10 is for accessing external power source.This relay 30 is connected between this first input interface 10 and this output interface 50, for conducting or disconnect being connected between this first input interface 10 and this output interface 50.This output interface 50 is for an external load 2, and gives this load 2 chargings.
This response unit 70 is arranged in this output interface 50, comprises a magnetic core 71 and a coil 72.This magnetic core 71 is movably connected in this output interface 50.In the present embodiment, this magnetic core 71 is a permanent magnet.This coil 72 is wrapped on this magnetic core 71.When the second input interface 20 of this load 2 is extracted from this output interface 50, this magnetic core 71, occurs first through the magnetic flux in this coil 72 and changes to first direction motion with respect to this output interface 50, and these coil 72 electromagnetic induction produce one first signal of telecommunication.
This trigger 80 is connected between this coil 72 and this relay 30, triggers disconnection or the closure of this relay 30 for the signal of telecommunication producing according to this coil 72.Wherein, when this coil 72 produces first signal of telecommunication, this trigger 80 triggers this relay 30 and disconnects being connected between these first input interfaces 10 and this output interface 50.
When the second input interface 20 of this load 2 is extracted from this output interface 50, this magnetic core 71 moves to first direction with respect to this output interface 50, these coil 72 electromagnetic induction produce one first signal of telecommunication, first signal of telecommunication that this trigger 80 produces according to this coil 72, triggers this relay 30 and disconnects being connected between these first input interfaces 10 and this output interface 50.
In the present embodiment, when the second input interface 20 of this load 2 inserts this output interface 50, second input interface 20 these magnetic cores 71 of compression of this load 2, this magnetic core 71 moves to second direction with respect to this output interface 50, making to occur second through the magnetic flux in this coil 72 changes, these coil 72 electromagnetic induction produce one second signal of telecommunication, second signal of telecommunication that this trigger 80 produces according to this coil 72, triggers being connected between this this first input interface 10 of relay 30 conductings and this output interface 50.
In the present embodiment, this response unit 70 also comprises an elastic component 73, and these elastic component 73 one end are fixedly connected on the bottom of this output interface 50, and the other end is fixedly connected with this magnetic core 71.When the second input interface 20 of this load 2 inserts this output interface 50, during this second input interface 20 this magnetic core 71 of compression, this magnetic core 71 moves to second direction with respect to this output interface 50, and compresses this elastic component 73.When the second input interface 20 of this load 2 is extracted from this output interface 50, this magnetic core 71, under the elastic force effect of elastic component 73, moves to first direction with respect to this output interface 50.
In other embodiments, these magnetic core 71 inner hollow, the external diameter of one end is slightly larger than the external diameter of the other end, one end that these magnetic core 71 external diameters are less is wound around by this coil 72, one end that external diameter is larger directly contacts with the inwall of this output interface 50, and and be formed with frictional force between this output interface 50, thereby can prevent that this magnetic core 71 from moving under the effect of gravity.The internal diameter of this magnetic core 71 is slightly larger than the external diameter of the second input interface 20 of this load 2, thereby when this magnetic core 71 is set on this second input interface 20, between this magnetic core 71 and the second input interface 20, is formed with frictional force.This response unit 70 also comprises a block piece 74.In the present embodiment, this block piece 74 is fixedly installed on the inwall of this output interface 50, and opening 51 places of close this output interface 50.When this load 2 this magnetic core 71 of compression, this magnetic core 71 is set on the second input interface 20 of this load 2, and this magnetic core 71 moves to second direction with respect to this output interface 50 under the thrust of the second input interface 20 of this load 2.When the second input interface 20 of this load 2 is extracted from this output interface 50, under the effect of the frictional force between the second input interface 20 of this magnetic core 71 and this load 2, this load 2 drives this magnetic core 71 to move to first direction with respect to this output interface 50, until this magnetic core 71 is stopped by this block piece 74.
In the present embodiment, this charger 1 also comprises a rectification circuit 90, and this rectification circuit 90 is connected with this first input interface 10 and this relay 30, for the alternating voltage that this first input interface 10 is accessed, converts direct voltage to.In the present embodiment, this rectification circuit 90 is a bridge rectifier.
In the present embodiment, this charger 1 also comprises a change-over circuit 100, and this change-over circuit 100 is connected between this relay 30 and this output interface 50, for the direct voltage of these rectification circuit 90 outputs is converted to suitable voltage.
Thereby, when the present invention extracts from this output interface 50 at the second input interface 20 of load 2, automatically cut off being connected between this first input interface 10 and output interface 50, thereby prevented that this charger 1 from still consuming electric energy when not accessing load 2.
Claims (8)
1. a charger, this charger comprises one first input interface, and this input interface, for an external power supply, is characterized in that, and this charger also comprises:
One output interface, for an external load;
One response unit, be arranged in this output interface, this response unit comprises a magnetic core and a coil, this magnetic core is movably connected in this output interface, this coil winding is on this magnetic core, and when the second input interface of this load is extracted from this output interface, this magnetic core moves to first direction with respect to this output interface, make to occur first through the magnetic flux in this coil and change, this coil electromagnetism induction produces one first signal of telecommunication;
One relay, is connected between this input interface and output interface, for conducting or disconnect being connected between this first input interface and output interface; And
One trigger, is connected between this coil and this relay, triggers this relay disconnect being connected between this input interface and output interface for first signal of telecommunication producing according to this coil.
2. charger as claimed in claim 1, it is characterized in that: when the second input interface of this load inserts this output interface, this magnetic core of this load compression, this magnetic core moves to second direction with respect to this output interface, making to occur second through the magnetic flux in this coil changes, this coil produces one second signal of telecommunication, and second signal of telecommunication that this trigger produces according to this coil triggers being connected between this first input interface of this relay conducting and output interface.
3. charger as claimed in claim 1, is characterized in that: this response unit also comprises an elastic component, and this elastic component one end is fixedly connected on the bottom of this output interface, and one end is fixedly connected on this magnetic core.
4. charger as claimed in claim 1, it is characterized in that: this magnetic core inner hollow, and internal diameter is slightly larger than the external diameter of the input interface of this load, this response unit also comprises a block piece, when this magnetic core of this load compression, this magnetic core is set on the input interface of this load, this magnetic core moves to second direction with respect to this output interface under the thrust of the input interface of this load, when this load is extracted from this output interface, under the effect of the frictional force between this magnetic core and the input interface of this load, this load drives this magnetic core to move to first direction with respect to this output interface, until this magnetic core is stopped by this block piece.
5. charger as claimed in claim 4, it is characterized in that: the external diameter of this magnetic core one end is slightly larger than the external diameter of the other end, the less one end of this magnetic core external diameter is by this coil winding, one end that external diameter is larger directly contacts with the inwall of this output interface, and and form frictional force between this output interface, thereby prevent that this magnetic core from moving under the effect of gravity.
6. charger as claimed in claim 1, is characterized in that: this magnetic core is permanent magnet.
7. charger as claimed in claim 1, is characterized in that: this charger also comprises a rectifier, and this rectifier is converted to direct voltage for the alternating voltage that this input interface is accessed.
8. charger as claimed in claim 7, is characterized in that: this charger also comprises a transducer, and this transducer is converted to suitable voltage for the direct voltage that this rectifier is changed.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201210238134.8A CN103545851B (en) | 2012-07-10 | 2012-07-10 | Charger |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201210238134.8A CN103545851B (en) | 2012-07-10 | 2012-07-10 | Charger |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN103545851A true CN103545851A (en) | 2014-01-29 |
| CN103545851B CN103545851B (en) | 2015-11-25 |
Family
ID=49969043
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201210238134.8A Expired - Fee Related CN103545851B (en) | 2012-07-10 | 2012-07-10 | Charger |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN103545851B (en) |
Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN105244979A (en) * | 2015-11-06 | 2016-01-13 | 上海斐讯数据通信技术有限公司 | Charger and charger charging method |
| CN106817790A (en) * | 2017-03-30 | 2017-06-09 | 合肥舒实工贸有限公司 | A kind of charging equipment being arranged on micro-wave oven |
| CN107508338A (en) * | 2017-08-09 | 2017-12-22 | 浙江亚特电器有限公司 | A kind of charging device with break-make protection |
| CN108268803A (en) * | 2016-12-30 | 2018-07-10 | 维沃移动通信有限公司 | A kind of interface protector, mobile terminal and method |
Citations (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JP2003284342A (en) * | 2002-01-15 | 2003-10-03 | Kanazawa Inst Of Technology | Ac adaptor |
| EP1198050B1 (en) * | 1999-11-05 | 2006-03-29 | NEC TOKIN Corporation | Electric energy storage device with cell energy control, and method of controlling cell energy |
| CN101740955A (en) * | 2008-11-19 | 2010-06-16 | 联想(北京)有限公司 | Adapter, notebook computer and energy saving method for adapter |
| CN201774463U (en) * | 2010-06-14 | 2011-03-23 | 鸿富锦精密工业（深圳）有限公司 | Energy-saving adapter |
-
2012
- 2012-07-10 CN CN201210238134.8A patent/CN103545851B/en not_active Expired - Fee Related
Patent Citations (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| EP1198050B1 (en) * | 1999-11-05 | 2006-03-29 | NEC TOKIN Corporation | Electric energy storage device with cell energy control, and method of controlling cell energy |
| JP2003284342A (en) * | 2002-01-15 | 2003-10-03 | Kanazawa Inst Of Technology | Ac adaptor |
| CN101740955A (en) * | 2008-11-19 | 2010-06-16 | 联想(北京)有限公司 | Adapter, notebook computer and energy saving method for adapter |
| CN201774463U (en) * | 2010-06-14 | 2011-03-23 | 鸿富锦精密工业（深圳）有限公司 | Energy-saving adapter |
Cited By (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN105244979A (en) * | 2015-11-06 | 2016-01-13 | 上海斐讯数据通信技术有限公司 | Charger and charger charging method |
| CN105244979B (en) * | 2015-11-06 | 2017-09-19 | 上海斐讯数据通信技术有限公司 | A kind of charger and charger charging method |
| CN108268803A (en) * | 2016-12-30 | 2018-07-10 | 维沃移动通信有限公司 | A kind of interface protector, mobile terminal and method |
| CN106817790A (en) * | 2017-03-30 | 2017-06-09 | 合肥舒实工贸有限公司 | A kind of charging equipment being arranged on micro-wave oven |
| CN107508338A (en) * | 2017-08-09 | 2017-12-22 | 浙江亚特电器有限公司 | A kind of charging device with break-make protection |
Also Published As
| Publication number | Publication date |
|---|---|
| CN103545851B (en) | 2015-11-25 |
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Granted publication date: 20151125 Termination date: 20170710 |