CN204578184U - A kind of AC adapter - Google Patents

A kind of AC adapter Download PDF

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Publication number
CN204578184U
CN204578184U CN201520087103.6U CN201520087103U CN204578184U CN 204578184 U CN204578184 U CN 204578184U CN 201520087103 U CN201520087103 U CN 201520087103U CN 204578184 U CN204578184 U CN 204578184U
Authority
CN
China
Prior art keywords
adapter
modular converter
supply module
control unit
charging
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
Application number
CN201520087103.6U
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Chinese (zh)
Inventor
马洪生
Current Assignee (The listed assignees may be inaccurate. Google has not performed a legal analysis and makes no representation or warranty as to the accuracy of the list.)
BEIJING JILIANKE TECHNOLOGY Co Ltd
Original Assignee
BEIJING JILIANKE TECHNOLOGY Co Ltd
Priority date (The priority date 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 date listed.)
Filing date
Publication date
Application filed by BEIJING JILIANKE TECHNOLOGY Co Ltd filed Critical BEIJING JILIANKE TECHNOLOGY Co Ltd
Priority to CN201520087103.6U priority Critical patent/CN204578184U/en
Application granted granted Critical
Publication of CN204578184U publication Critical patent/CN204578184U/en
Anticipated expiration legal-status Critical
Expired - Fee Related legal-status Critical Current

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Abstract

The utility model discloses a kind of AC adapter, this adapter comprises interchange input interface; AC/DC modular converter, for being converted to direct voltage output by alternating voltage; Direct current output interface, for feedback link status signal and output dc voltage; Control unit, based on described connection status signal, sends the first control signal; Be arranged on the relay exchanged between input interface and AC/DC modular converter, based on the first control signal that control unit sends, be communicated with the interchange input of adapter.The utility model can judge the connection status of external equipment, opens and exchanges input, thus reach the object of energy-saving safe according to connection status; This programme manually can disconnect and exchange input, thus realizes artificial controlled charging, improves charging security.

Description

A kind of AC adapter
Technical field
The utility model relates to adapter, particularly relates to a kind of AC adapter with automatic control function.
Background technology
Along with development and the application of various electronic product, its subsidiary AC adapter is also various, but existing AC adapter can not detect external equipment connection status, do not possess power-off controlling functions.When not taking off from socket after AC adapter is finished using, indirectly cause the consumption of electricity consumption, the minimizing that simultaneously there is useful life and potential safety hazard.
Therefore, need to provide a kind of novel AC adapter with automatic control function, to meet safe charging, the needs of energy-conserving and environment-protective are asked.
Utility model content
For solving the problems of the technologies described above, the utility model adopts following technical proposals
A kind of AC adapter, this adapter comprises
Exchange input interface;
AC/DC modular converter, for being converted to direct voltage output by alternating voltage;
Direct current output interface, for feedback link status signal and output dc voltage;
Control unit, based on described connection status signal, sends the first control signal;
Be arranged on the relay exchanged between input interface and AC/DC modular converter, based on the first control signal that control unit sends, be communicated with the interchange input of adapter.
Preferably, this adapter comprises further
Supply module, for powering for relay in adapter and control unit;
Described supply module is connected with described AC/DC modular converter.
Preferably, described supply module is rechargeable battery.
Preferably, this adapter comprises the Charge Management unit be arranged between described AC/DC modular converter and supply module further, for according to the electricity of described supply module being supply module charging.
Preferably, described Charge Management unit comprises
Charging modular converter, is converted to the charging voltage that can be supply module charging by the direct voltage that described AC/DC modular converter exports;
Charging judge module, according to the electricity of supply module, On/Off is supply module charging.
Preferably, described direct current output interface comprises pin V+, pin GND and additional information transmission pin;
Described additional information transmission pin is electrically connected with described control unit by additional information transmission line.
Preferably, described judgement switch is sensitive switch.
Preferably, this adapter comprises the LED light be connected with described AC/DC modular converter further.
Preferably, this adapter comprises the control button be connected with described control unit further, for being manually communicated with the interchange input of adapter.
The beneficial effects of the utility model are as follows:
Technical scheme described in the utility model can judge the connection status of external equipment, opens and exchanges input, thus reach the object of energy-saving safe according to connection status; This programme manually can disconnect and exchange input, thus realizes artificial controlled charging, improves charging security.
Accompanying drawing explanation
Below in conjunction with accompanying drawing, embodiment of the present utility model is described in further detail;
Fig. 1 illustrates the schematic diagram of a kind of AC adapter described in the utility model;
Fig. 2 illustrates the circuit diagram of a kind of AC adapter described in the utility model;
Fig. 3 illustrates the schematic diagram of a kind of data line with decision circuitry described in the utility model embodiment.
Embodiment
As shown in Figure 1, the utility model discloses a kind of AC adapter, this adapter comprises interchange input interface; AC/DC modular converter, for being converted to direct voltage output by alternating voltage; Direct current output interface, for feedback link status signal and output dc voltage; Control unit, based on described connection status signal, sends the first control signal; Be arranged on the relay exchanged between input interface and AC/DC modular converter, based on the first control signal that control unit sends, be communicated with the interchange input of adapter.This adapter comprises supply module further, and for powering for relay in adapter and control unit, in this example, supply module is rechargeable battery; Described supply module is connected with described AC/DC modular converter.This adapter comprises the Charge Management unit be arranged between described AC/DC modular converter and supply module further, for according to the electricity of described supply module being supply module charging, this Charge Management unit comprises charging modular converter, the direct voltage that described AC/DC modular converter exports is converted to the charging voltage that can be supply module charging; Charging judge module, according to the electricity of supply module, On/Off is supply module charging.In the utility model, direct current output interface comprises pin V+, pin GND and additional information transmission pin SW, and described additional information transmission pin SW is electrically connected with described control unit by additional information transmission line.This adapter comprises the LED light be connected with described AC/DC modular converter and the control button be connected with described control unit further, for being manually communicated with the interchange input of adapter.
As shown in Figure 2, the pin exchanging input interface in adaptor body is connected with AC/DC modular converter, another pin is connected with AC/DC modular converter by the AC end of relay M1, the output of AC/DC modular converter is connected to the V+ pin of direct current output interface, charge management module and rechargeable battery are connected in turn between AC/DC modular converter output and earth polar pin, resistance R2 and LED light are connected in turn between the output of AC/DC modular converter and earth polar pin, additional information transmission pin SW is connected with control unit, control unit to be held with the V-of relay M1 by resistance R1 and triode Q1 and is connected, the V+ end of relay M1 to be connected with the positive pole VCC of rechargeable battery and to connect, rechargeable battery is respectively relay and control unit is powered.
In order to the insertion realizing detecting external equipment realizes the object of control, when there being outer connecting line to insert the direct current output interface of the utility model AC adapter, in direct current output interface, data information transfer pin can by connection status signal feedback to the control unit of adapter, and control unit inserts according to equipment and carrys out control relay unit to realize with the different conditions extracted the switch control rule exchanging input interface.
When detecting that outside does not have equipment to insert, AC relay unit is in off-state adapter and does not export, LED light is extinguished, and the control unit being now low-power consumption by the rechargeable battery of inside is powered, when having equipment insertion or control button is pressed, control unit control relay unit is in on-state, adapter is started working, output dc voltage, simultaneously, LED light is bright, when internal cell electricity is not enough by charge management module for it charges.
Below by one group of embodiment, the utility model is described further:
As shown in Figure 2, alternating voltage is by exchanging input interface, AC/DC modular converter is connected to through solid-state relay M1, direct current after handing over straight conversion is exported by direct current output interface J1, resistance R2 and indicator light LED1 forms the output that indicating member is connected to AC/DC modular converter, the output of AC/DC modular converter is connected to charge management module simultaneously, charge management module is utilized to carry out the judgement of electricity to rechargeable battery BT1, and be its charging, this rechargeable battery BT1 can be control unit U1 and solid-state relay unit M1 powers.In the present embodiment control unit U1 the first control end and a push-button unit S1 be connected, its second control end is connected with the additional information transmission line pin SW of direct current output interface J1.
The operation principle of this adapter: a kind of data line with decision circuitry that this programme AC adapter will coordinate as shown in Figure 3, this transmission line comprises power line V+, data wire D+, data wire D-, a power line GND and additional information transmission line, has power supply V+ pin, data GND pin, additional information transmission pin SW, data D+ pin and data D-pin in the data-interface of this data line; One end of pull-up resistor in decision circuitry is connected with the power supply V+ pin of data-interface, its other end transmits pin SW with the additional information of data-interface and is connected, one end of normally opened contact switch in decision circuitry is connected with the power supply GND pin of data-interface, and its other end is connected with the additional information transmission line SW of data-interface; Power line V+, power line GND, data wire D+, data wire D-and additional information transmission line difference correspondence are transmitted pin SW with the power supply V+ pin in data-interface, power supply GND pin, data D+ pin, data D-pin and additional information and are connected.Adapter and this data line with the use of time, one end of transfer of data tape decision circuitry is connected with external equipment, its other end is connected with the direct current output interface of AC adapter, when the interface with decision circuitry end extracts equipment, sensitive switch disconnects, additional information transmission line becomes high level from low level, when data line with decision circuitry one end insert external equipment time sensitive switch be switched on, additional information transmission line becomes low level from high level, additional information transmission pin in direct current output interface J1 is by the connection status of the data wire of current couple in adapter, namely current level state by the accessory information transmission line that is connected with control unit to control unit U1, now the P1.0 mouth of control unit U1 exports high level, triode Q1 conducting, the AC end of relay M1 is switched on, AC/DC modular converter is started working and is carried out direct voltage output, indicator light LED1 lights, meanwhile, Charge Management unit detects rechargeable battery state, if electricity is too low, then start to charge to battery, such as, when detecting that the electricity of battery is lower than 10%, then start to charge to rechargeable battery, if electricity is higher than 10%, then do not carry out charging operations, when external equipment is extracted, additional information transmission line becomes high level from low level, additional information transmission pin on adapter in direct current output interface is by the connection status of current data line, namely current level state by the accessory information transmission line that is connected with control unit U1 to control unit, now, the P1.0 mouth output low level of control unit U1, triode Q1 ends, the AC end of relay M1 disconnects, and AC/DC modular converter stops exporting direct current, and now indicator light LED1 extinguishes.
In sum, technical scheme described in the utility model can judge the connection status of external equipment, opens or close to exchange input according to connection status, thus reaches the object of energy-saving safe; This programme also has control program for subsequent use, and interchange that is manually opened by the button on adapter or closedown adapter inputs, thus realizes artificial controlled charging, improves charging security and practicality.
Obviously; above-described embodiment of the present utility model is only for the utility model example is clearly described; and be not the restriction to execution mode of the present utility model; for those of ordinary skill in the field; can also make other changes in different forms on the basis of the above description; here cannot give exhaustive to all execution modes, every belong to the technical solution of the utility model the apparent change of extending out or variation be still in the row of protection range of the present utility model.

Claims (9)

1. an AC adapter, is characterized in that, this adapter comprises
Exchange input interface;
AC/DC modular converter, for being converted to direct voltage output by alternating voltage;
Direct current output interface, for feedback link status signal and output dc voltage;
Control unit, based on described connection status signal, sends the first control signal;
Be arranged on the relay exchanged between input interface and AC/DC modular converter, based on the first control signal that control unit sends, be communicated with the interchange input of adapter.
2. a kind of AC adapter according to claim 1, is characterized in that, this adapter comprises further
Supply module, for powering for relay in adapter and control unit;
Described supply module is connected with described AC/DC modular converter.
3. a kind of AC adapter according to claim 2, is characterized in that, described supply module is rechargeable battery.
4. a kind of AC adapter according to claim 2, is characterized in that, this adapter comprises the Charge Management unit be arranged between described AC/DC modular converter and supply module further, for according to the electricity of described supply module being supply module charging.
5. a kind of AC adapter according to claim 4, is characterized in that, described Charge Management unit comprises
Charging modular converter, is converted to the charging voltage that can be supply module charging by the direct voltage that described AC/DC modular converter exports;
Charging judge module, according to the electricity of supply module, On/Off is supply module charging.
6. a kind of AC adapter according to claim 1, is characterized in that, described direct current output interface comprises pin V+, pin GND and additional information transmission pin;
Described additional information transmission pin is electrically connected with described control unit by additional information transmission line.
7. a kind of AC adapter according to claim 6, is characterized in that, described judgement switch is sensitive switch.
8. a kind of AC adapter according to claim 1, is characterized in that, this adapter comprises the LED light be connected with described AC/DC modular converter further.
9. a kind of AC adapter according to claim 1, is characterized in that, this adapter comprises the control button be connected with described control unit further, for being manually communicated with the interchange input of adapter.
CN201520087103.6U 2015-02-06 2015-02-06 A kind of AC adapter Expired - Fee Related CN204578184U (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
CN201520087103.6U CN204578184U (en) 2015-02-06 2015-02-06 A kind of AC adapter

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
CN201520087103.6U CN204578184U (en) 2015-02-06 2015-02-06 A kind of AC adapter

Publications (1)

Publication Number Publication Date
CN204578184U true CN204578184U (en) 2015-08-19

Family

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Family Applications (1)

Application Number Title Priority Date Filing Date
CN201520087103.6U Expired - Fee Related CN204578184U (en) 2015-02-06 2015-02-06 A kind of AC adapter

Country Status (1)

Country Link
CN (1) CN204578184U (en)

Cited By (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN106799972A (en) * 2017-02-28 2017-06-06 深圳巴斯巴科技发展有限公司 A kind of charging electric vehicle box
CN107067611A (en) * 2017-04-24 2017-08-18 苏州合欣美电子科技有限公司 A kind of infrared alarm monitoring system based on duplicate supply pattern
CN107404140A (en) * 2017-08-16 2017-11-28 联想(北京)有限公司 Charging adapter and information processing method
CN107564235A (en) * 2017-04-24 2018-01-09 苏州合欣美电子科技有限公司 A kind of warehouse antitheft system based on wireless sensor network

Cited By (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN106799972A (en) * 2017-02-28 2017-06-06 深圳巴斯巴科技发展有限公司 A kind of charging electric vehicle box
CN107067611A (en) * 2017-04-24 2017-08-18 苏州合欣美电子科技有限公司 A kind of infrared alarm monitoring system based on duplicate supply pattern
CN107564235A (en) * 2017-04-24 2018-01-09 苏州合欣美电子科技有限公司 A kind of warehouse antitheft system based on wireless sensor network
CN107404140A (en) * 2017-08-16 2017-11-28 联想(北京)有限公司 Charging adapter and information processing method

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C14 Grant of patent or utility model
GR01 Patent grant
CF01 Termination of patent right due to non-payment of annual fee
CF01 Termination of patent right due to non-payment of annual fee

Granted publication date: 20150819

Termination date: 20180206