CN104810899A - Charger and mobile terminal - Google Patents
Charger and mobile terminal Download PDFInfo
- Publication number
- CN104810899A CN104810899A CN201510263068.3A CN201510263068A CN104810899A CN 104810899 A CN104810899 A CN 104810899A CN 201510263068 A CN201510263068 A CN 201510263068A CN 104810899 A CN104810899 A CN 104810899A
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- charging
- charger
- control switch
- mobile terminal
- stitch
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Abstract
The invention relates to the field of electrical engineering and discloses a charger and a mobile terminal. The charger comprises a charging circuit, a control switch and a charging plug, wherein the control switch is connected with the input end of the charging circuit; the charging plug is provided with a pin which is connected to the control end of the control switch and is used for transmitting and controlling the switching on/off of the control switch and a pin which is connected to the output end of the charging circuit. In the technical scheme, the switching on/off of the charger is controlled by adopting the control switch, and particularly, the charger is connected with the mobile terminal; when the mobile terminal needs to be charged, the mobile terminal controls the control switch to be the switched on, and the charger starts charging the mobile switch; when the mobile terminal is fully charged, the mobile terminal controls the control switch to be the switched off, and the charger is disconnected with a power source, so that the damage to a battery of the mobile terminal caused by overcharging the mobile terminal is avoided; in addition, the use safety of the charger is improved.
Description
Technical field
The present invention relates to electric field, refer more particularly to a kind of charger and mobile terminal.
Background technology
Due to the sharply increase of present stage people electronics categories and quantity, people's work is more and more busier, forget sometimes and extract charger, or trickle charge tens hours, can produce the loss of unnecessary electricity like this, the charger simultaneously do not extracted for a long time also can produce the generation of the hazard events such as fire.
Summary of the invention
The invention provides a kind of charger, in order to reduce the waste of the energy.
The invention provides a kind of charger, the control switch that this charger comprises charging circuit and is connected with the input of described charging circuit, also comprise charging plug, described charging plug has and is connected to described control switch control end and controls the described control switch stitch of opening and closing for transmitting, and is connected to the stitch of output of described charging circuit.
In the above-described embodiments, cut-offfing of charger is controlled by adopting control switch, concrete, charger is connected with mobile terminal, when needs charge to mobile terminal, mobile terminal controls the order of the stitch transmission control control switch connection that control switch is opened by transmission, now, charger is opened by control switch, charger starts to charge to mobile terminal, when mobile terminal is full of electricity, mobile terminal controls control switch by the stitch that transmission control control switch opens and cuts out and closes, now, even if mobile terminal is connected with charger, but because control switch disconnects, charger and power supply disconnect, thus avoid mobile terminal is too charged the damage caused the battery of mobile terminal, in addition, also improve charger fail safe in use.
Preferably, described charging plug is USB plug.
Preferably, described USB plug has four stitch, and wherein, the stitch being positioned at mid portion is connected with the output of described charging circuit, and the stitch being positioned at two ends is connected with the control end of described control switch.Achieve the transmission of data and the function of charging.
Present invention also offers the mobile terminal of a kind of charger charging, charger, the control switch comprising charging circuit and be connected with the input of described charging circuit, also comprise charging plug, described charging plug has and is connected to described control switch control end and controls the described control switch stitch of opening and closing for transmitting, and is connected to the stitch of output of described charging circuit;
Terminal body, the battery comprising control chip and be connected with described control chip and charging socket, described control chip be used for described battery need charging time, control described control switch to open, the charging of described battery given by described charging circuit, and when described battery is full of electricity, controls described control switch and close.
In technique scheme, cut-offfing of charger is controlled by adopting control switch, concrete, charger is connected with mobile terminal, when needs charge to mobile terminal, mobile terminal controls the order of the stitch transmission control control switch connection that control switch is opened by transmission, now, charger is opened by control switch, charger starts to charge to mobile terminal, when mobile terminal is full of electricity, mobile terminal controls control switch by the stitch that transmission control control switch opens and cuts out and closes, now, even if mobile terminal is connected with charger, but because control switch disconnects, charger and power supply disconnect, thus avoid mobile terminal is too charged the damage caused the battery of mobile terminal, in addition, also improve charger fail safe in use.
Preferably, described terminal body has data transmission module and charging module, and when described battery needs charging, described control chip is controlled described charging socket and is connected with described battery by described charging module, when described terminal body transmission data, described control chip controls described charging socket and is connected with described data transmission module.
Preferably, described charging plug is USB plug, and described charging socket is the USB coordinated with described USB plug.
Preferably, described USB plug has four stitch, and wherein, the stitch being positioned at mid portion is connected with the output of described charging circuit, and the stitch being positioned at two ends is connected with the control end of described control switch;
The number of the contact pin in described charging socket is four, and when described mobile terminal charging, the contact pin being positioned at mid portion is connected with described charging module, and the contact pin being positioned at two ends is connected with described control chip.
Preferably, described mobile terminal is mobile phone, panel computer.
Accompanying drawing explanation
The schematic diagram of the charger that Fig. 1 provides for the embodiment of the present invention;
The structural representation of the mobile terminal that Fig. 2 provides for the embodiment of the present invention.
Reference numeral:
1-charging circuit 2-control switch 3-charging plug
4-stitch 20-terminal body 21-control chip
22-data transmission module 23-charging module 24-battery
25-charging socket
Embodiment
In order to improve the fail safe of charger, embodiments provide a kind of charger and mobile terminal, in the technical scheme that the embodiment of the present invention provides, by being provided with control switch on charger, realize the power-off to charger by the closedown controlling control switch, thus improve charger fail safe in use.For making the object, technical solutions and advantages of the present invention clearly, for nonrestrictive embodiment, the present invention is described in further detail below.
As shown in Figure 1, Fig. 1 shows the structural representation of the charger that the embodiment of the present invention provides.
Embodiments provide a kind of charger, the control switch 2 that this charger comprises charging circuit 1 and is connected with the input of charging circuit 1, also comprise charging plug 3, charging plug 3 has and is connected to control switch 2 control end and controls control switch 2 stitch 4 of opening and closing for transmitting, and is connected to the stitch 4 of output of charging circuit 1.
In the above-described embodiments, cut-offfing of charger is controlled by adopting control switch 2, concrete, charger is connected with mobile terminal, when needs charge to mobile terminal, the stitch 4 that mobile terminal is opened by transmission control control switch 2 transmits the order controlling control switch 2 and connect, now, charger is opened by control switch 2, charger starts to charge to mobile terminal, when mobile terminal is full of electricity, mobile terminal controls control switch 2 by the stitch 4 that transmission control control switch 2 opens and cuts out and closes, now, even if mobile terminal is connected with charger, but because control switch 2 disconnects, charger and power supply disconnect, thus avoid mobile terminal is too charged the damage caused the battery of mobile terminal, in addition, also improve charger fail safe in use.
Charging plug 3 wherein can adopt the plug 3 mated with mobile terminal arbitrarily in prior art, and preferably, charging plug 3 is USB plug.Wherein, USB plug has four stitch 4, and the stitch 4 being positioned at mid portion is connected with the output of charging circuit 1, and the stitch 4 being positioned at two ends is connected with the control end of control switch 2.When specifically connecting, the stitch 4 being arranged in two ends is connected with the stitch 4 that mobile terminal control signal sends, thus form the circuit of a control control switch 2, to realize the control of opening control switch 2 and closing, simultaneously, when opening, being positioned at middle stitch 4 and the cell communication of mobile terminal, forming a charge circuit.
Can select control switch 2 common in prior art as required for the control switch 2 provided in the present embodiment, preferably, this control switch 2 is relay.And often opening in relay is closed and is connected on circuit that charger is connected with power supply, when mobile terminal is connected with charger, mobile terminal provides the circuit supply of relay body, and closedown is closed in often opening of relay, thus charger can be communicated with power supply.
As shown in Figure 2, Fig. 2 shows the structural representation of the mobile terminal that the embodiment of the present invention provides.
In addition, the embodiment of the present invention additionally provides a kind of mobile terminal, comprising:
Charger, the control switch 2 comprising charging circuit 1 and be connected with the input of charging circuit 1, also comprise charging plug 3, charging plug 3 has and is connected to control switch 2 control end and controls control switch 2 stitch 4 of opening and closing for transmitting, and is connected to the stitch 4 of output of charging circuit 1.
Terminal body 20, the battery 24 comprising control chip 21 and be connected with control chip 21 and charging socket 25, when control chip 21 is for needing at the electricity of battery 24 to charge, control control switch 2 to open, charging circuit 1 charges to battery 24, and when battery 24 is full of electricity, controls control switch 2 and close.
In the above-described embodiments, charging and the disconnection of charging socket 25 is controlled by the control chip 21 be arranged in terminal body 20.Concrete, control chip 21 is connected with charging socket 25, and when control chip 21 detects that the battery 24 of terminal body 20 needs to charge, control chip 21 sends the control signal being communicated with charger, this control signal is transferred in charger by charging socket 25, charger starts to charge to the battery 24 of terminal body 20, when the battery 24 of terminal body 20 is full of, control chip 21 sends the control signal controlling charger and disconnect, charger and power supply disconnect, now, even if charger is connected with terminal body 20, charger charges to terminal body 20, thus improve the fail safe of terminal body 20 when charging.
Concrete, data transmission module 22 and charging module 23 is possessed in terminal body 20, and when terminal body 20 charges, control chip 21 is controlled charging socket 25 and is connected with battery 24 by charging module 23, when terminal body 20 transmits data, control chip 21 controls charging socket 25 and is connected with data transmission module 22.Namely when needs charge, control chip 21 controls charging socket 25 and is connected with charging module 23, and charges to battery 24 by charging module 23.When needs transmission data, control chip 21 controls charging socket 25 and is connected with the data transmission module 22 of terminal body 20, thus can complete transfer of data by charging socket 25.
More specifically, control chip 21 is provided with diverter switch, for switching the connection of charging socket 25 and charging module 23 and data transmission module 22.Namely controlled the connection of charging socket 25 and charging module 23 and data transmission module 22 by the diverter switch be arranged on control chip 21, to realize when connecting different data wires, mobile device can complete required function.Conveniently to the understanding of the present embodiment, be described for mobile phone for terminal body 20 below.Mobile phone connects on computers by data wire, now, controls charging socket 25 be connected with the data transmission module 22 in mobile phone or charging module 23 by diverter switch.When needs charge to mobile phone, charging socket 25 is connected with charging module 23, when needs mobile phone transmission data, controls charging socket 25 and is connected with data transmission module 22, to realize the different function that mobile phone and computer connect.
Concrete, charger in the charger be connected with terminal body 20 in above-described embodiment and above-mentioned specific embodiment, wherein, when the charging plug 3 of this charger is USB plug, the charging socket 25 of terminal body 20 is the USB coordinated with USB plug.And, when four stitch 4 in the charging plug 3 of this charger are the function of above-mentioned specific embodiment, the corresponding corresponding function of contact pin in USB on terminal body 20, that is: the number of the contact pin in charging socket 25 is four, and when terminal body 20 charges, the contact pin being positioned at mid portion is connected with charging module 23, and the contact pin being positioned at two ends is connected with control chip 21.
The terminal body 20 that the present embodiment provides can be the common terminal body 20 such as mobile phone, panel computer.
Obviously, those skilled in the art can carry out various change and modification to the present invention and not depart from the spirit and scope of the present invention.Like this, if these amendments of the present invention and modification belong within the scope of the claims in the present invention and equivalent technologies thereof, then the present invention is also intended to comprise these change and modification.
Claims (9)
1. a charger, it is characterized in that, the control switch comprising charging circuit and be connected with the input of described charging circuit, also comprise charging plug, described charging plug has and is connected to described control switch control end and controls the described control switch stitch of opening and closing for transmitting, and is connected to the stitch of output of described charging circuit.
2. charger as claimed in claim 1, it is characterized in that, described charging plug is USB plug.
3. charger as claimed in claim 2, it is characterized in that, described USB plug has four stitch, and wherein, the stitch being positioned at mid portion is connected with the output of described charging circuit, and the stitch being positioned at two ends is connected with the control end of described control switch.
4. charger as claimed in claim 1, it is characterized in that, described control switch is relay.
5. a mobile terminal, is characterized in that, comprising:
Charger, the control switch comprising charging circuit and be connected with the input of described charging circuit, also comprise charging plug, described charging plug has and is connected to described control switch control end and controls the described control switch stitch of opening and closing for transmitting, and is connected to the stitch of output of described charging circuit;
Terminal body, the battery comprising control chip and be connected with described control chip and charging socket, described control chip be used for described battery need charging time, control described control switch to open, the charging of described battery given by described charging circuit, and when described battery is full of electricity, controls described control switch and close.
6. mobile terminal as claimed in claim 5, it is characterized in that, described terminal body has data transmission module and charging module, and when described battery needs charging, described control chip is controlled described charging socket and is connected with described battery by described charging module, when described terminal body transmission data, described control chip controls described charging socket and is connected with described data transmission module.
7. mobile terminal as claimed in claim 5, it is characterized in that, described charging plug is USB plug, and described charging socket is the USB coordinated with described USB plug.
8. mobile terminal as claimed in claim 6, it is characterized in that, described USB plug has four stitch, and wherein, the stitch being positioned at mid portion is connected with the output of described charging circuit, and the stitch being positioned at two ends is connected with the control end of described control switch;
The number of the contact pin in described charging socket is four, and when described mobile terminal charging, the contact pin being positioned at mid portion is connected with described charging module, and the contact pin being positioned at two ends is connected with described control chip.
9. the mobile terminal as described in any one of claim 5 ~ 8, is characterized in that, described mobile terminal is mobile phone, panel computer.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201510263068.3A CN104810899A (en) | 2015-05-21 | 2015-05-21 | Charger and mobile terminal |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201510263068.3A CN104810899A (en) | 2015-05-21 | 2015-05-21 | Charger and mobile terminal |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN104810899A true CN104810899A (en) | 2015-07-29 |
Family
ID=53695498
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201510263068.3A Pending CN104810899A (en) | 2015-05-21 | 2015-05-21 | Charger and mobile terminal |
Country Status (1)
| Country | Link |
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| CN (1) | CN104810899A (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN110707782A (en) * | 2019-10-31 | 2020-01-17 | 维沃移动通信有限公司 | Charging control circuit, charging communication circuit, electronic device, and charging control method |
Citations (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN101674366A (en) * | 2009-09-19 | 2010-03-17 | 惠州Tcl移动通信有限公司 | Mobile terminal USB, or charger inserting identification method and identification device thereof |
| US20110161694A1 (en) * | 2009-12-24 | 2011-06-30 | Kabushiki Kaisha Toshiba | Information processing apparatus |
| CN103683437A (en) * | 2013-12-31 | 2014-03-26 | 小米科技有限责任公司 | Charger and terminal equipment |
-
2015
- 2015-05-21 CN CN201510263068.3A patent/CN104810899A/en active Pending
Patent Citations (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN101674366A (en) * | 2009-09-19 | 2010-03-17 | 惠州Tcl移动通信有限公司 | Mobile terminal USB, or charger inserting identification method and identification device thereof |
| US20110161694A1 (en) * | 2009-12-24 | 2011-06-30 | Kabushiki Kaisha Toshiba | Information processing apparatus |
| CN103683437A (en) * | 2013-12-31 | 2014-03-26 | 小米科技有限责任公司 | Charger and terminal equipment |
Non-Patent Citations (1)
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| 王磊: "锂电池充电器芯片的研究与设计", 《万方数据库》 * |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN110707782A (en) * | 2019-10-31 | 2020-01-17 | 维沃移动通信有限公司 | Charging control circuit, charging communication circuit, electronic device, and charging control method |
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Application publication date: 20150729 |