CN204858221U - A changeover contact ware for adapter - Google Patents
A changeover contact ware for adapter Download PDFInfo
- Publication number
- CN204858221U CN204858221U CN201520660582.6U CN201520660582U CN204858221U CN 204858221 U CN204858221 U CN 204858221U CN 201520660582 U CN201520660582 U CN 201520660582U CN 204858221 U CN204858221 U CN 204858221U
- Authority
- CN
- China
- Prior art keywords
- output
- adapter
- output port
- electrically connected
- semiconductor
- 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
Landscapes
- Power Sources (AREA)
Abstract
The utility model provides a changeover contact ware for adapter, include: input port with the butt joint of adapter output, a changeover contact ware for adapter still includes: with the output port that the input port electricity is connected, the inlet side with the converting circuit that the input port electricity is connected, with the 2nd output port of converting circuit's outlet side electricity connection, the 2nd output port structure docks with right for the physical interface with electronic equipment the electronic equipment power supply. Just the utility model discloses a change simple structure, convenient to use between different kinds of notebook computer power connections.
Description
Technical field
The utility model relates to a kind of crossover sub, particularly relates to a kind of conversion connector for adapter.
Background technology
At present, operating personnel, when testing the notebook computer of different electrical power scheme, need to change the adapter corresponding to notebook computer, and need to consume a large amount of human costs for the replacement operation of batch, so that cause the waste of time and manpower.And the continuous expansion of power supply function along with notebook computer, there is the otherness of the working mechanism of multiple power sources scheme, and cause user in the process using multiple notebook computer, need to change corresponding adapter.
Utility model content
Technical problem to be solved in the utility model is to provide a kind of conversion connector for adapter that can adapt to dissimilar notebook computer.
In order to solve the problems of the technologies described above, the utility model have employed following technical scheme:
For a conversion connector for adapter, comprising: the input port docked with adapter output, the described conversion connector for adapter also comprises: the first output port be electrically connected with described input port; The change-over circuit that input side is electrically connected with described input port; The second output port be electrically connected with the outlet side of described change-over circuit, described second output port is configured to dock with the physical interface of electronic equipment with to described power electronic equipment.
Wherein, described second output port is USB type port.
Wherein, described adapter output by described input port and described first output port direct-connected, directly to provide the output voltage of described adapter to electronic equipment; And described first output port is identical with the structure of described adapter output.
Wherein, described change-over circuit comprises: source of stable pressure, comparator, the first metal-oxide-semiconductor, the second metal-oxide-semiconductor and diverter switch, two input pins of described comparator are electrically connected with the output pin of described source of stable pressure and described second output port respectively, the output pin of described comparator is electrically connected with described diverter switch the conducting or the shutoff that control described diverter switch, described first metal-oxide-semiconductor and described second metal-oxide-semiconductor are electrically connected with described diverter switch and described source of stable pressure, with according to the conducting of described diverter switch or shutoff and conducting or cut-off.
Wherein, the input pin of described source of stable pressure is connected with described input port, the output pin of described source of stable pressure is electrically connected respectively by the positive input of two component piezoresistances and described comparator and negative input, the negative input of described comparator is also electrically connected with described second output port, with according to the output being electrically connected or disconnecting controlling described comparator with electronic equipment, the output of described comparator is electrically connected with the input of described diverter switch, the output of described diverter switch and described first metal-oxide-semiconductor, the grid electrical connection of described second metal-oxide-semiconductor, and the drain electrode of described first metal-oxide-semiconductor is electrically connected with the input pin of described source of stable pressure, it is the charging voltage of power electronic equipment that drain electrode and described second output port of described second metal-oxide-semiconductor are electrically connected with output, the source electrode of described first metal-oxide-semiconductor is electrically connected with the source electrode of described second metal-oxide-semiconductor.
Wherein, described diverter switch also comprises delay circuit, to postpone the turn-on and turn-off of described diverter switch.
Wherein, the output voltage that described source of stable pressure is further configured to described adapter output continues to export 5V voltage when being greater than 5.2V.
Wherein, described first output port and the second output port are multiple.
Wherein, described input port is female, and described first output port and described second output port are public plug.
Compared with prior art, the beneficial effects of the utility model are:
1, the utility model comprises the input port that can be connected with adapter, and the output port to be connected with each physical interface (jack type or USB port) of electronic equipment, realize the charging of dissimilar electronic equipment (as notebook computer) or power supply;
2, structure of the present utility model is simple, easy to use.
Accompanying drawing explanation
Fig. 1 is the structured flowchart of the conversion connector for adapter of the utility model embodiment;
Fig. 2 is the pin configuration figure for the input port of the conversion connector of adapter in the utility model embodiment;
Fig. 3 is the pin configuration figure for the first output port of the conversion connector of adapter in the utility model embodiment;
Fig. 4 is the circuit structure diagram in the utility model embodiment between input port and the second output port;
Description of reference numerals
1-input port 2-first output port
3-change-over circuit 4-second output port
5-adapter 6-source of stable pressure
7-comparator 8-first metal-oxide-semiconductor
9-second metal-oxide-semiconductor 10-diverter switch
Embodiment
Below in conjunction with the drawings and specific embodiments, the utility model is described in further detail, but not as to restriction of the present utility model.
In following embodiment, be described for the adapter of notebook computer, but do not form the restriction to scope of the present utility model, the utility model can be applied on the adapter of other electronic equipments.
As shown in Figure 1, for the structured flowchart of the conversion connector for adapter of the utility model embodiment, it comprises: the input port 1 docked with adapter 5 output, first output port 2 direct-connected with input port 1, and the change-over circuit 3 that input side is electrically connected with input port 1, the outlet side of change-over circuit 3 is electrically connected with the second output port 4, and the second output port 4 is configured to dock with the physical interface of electronic equipment with to described power electronic equipment; In a preferred embodiment, first output port 2 and the second output port 4 can be multiple, to charge to multiple electronic equipment or to provide electric power, wherein, input port 1 and the first output port 2 can be jack type plug, second output port is USB type plug, and input port 1 is female, and the first output port 2 and the second output port 4 are public plug.
In order to the connected mode of each parts in clearer embodiment the utility model, according to the describing mode of many pins, input port 1, first output port 2, second output port 4 and change-over circuit are described below.As shown in Figure 2 and Figure 3, be the pin configuration figure for the input port of the conversion connector of adapter and the first output port in the utility model embodiment.Wherein, the output of adapter 5 by the second pin of input port 1 and the first pin of the 4th pin and the first output port 2 direct-connected, directly to provide the output voltage of adapter 5 to electronic equipment, and the 3rd pin of the first output port 2 connects with the output port of adapter 5 and constructs identical; First pin of input port 1 and the 5th pin ground connection, the direct-connected of input port 1 and the first output port 2 can be realized, thus realize powering to electronic equipment, in the present embodiment, second pin of input port 1 and the output voltage of the 4th pin are 20V, and the output voltage of the first output port 2 second pin is 20V.
As shown in Figure 4, for the circuit structure diagram between the utility model embodiment input port and the second output port, wherein, between input port 1 and the second output port 4, the change-over circuit 3 of electrical connection comprises: source of stable pressure 6, comparator 7, first metal-oxide-semiconductor 8, second metal-oxide-semiconductor 9 and diverter switch 10, wherein, the input pin (the 5th pin) of source of stable pressure 6 is electrically connected with the second pin of input port 1 and the 4th pin, and the output pin of source of stable pressure 6 (the first pin) is electrically connected respectively by the positive input (the 3rd pin) of two component piezoresistances and comparator 7 and negative input (the second pin), second pin of comparator 7 is also electrically connected with the 5th pin of the second output port 4 and the 6th pin (USB_ID), wherein, the divider resistance be electrically connected with comparator 7 positive input in the present embodiment comprises the resistance R1 be connected with the output pin of the source of stable pressure 6 and resistance R2 connected with resistance R1, comparator 7 positive input is connected between resistance R1 and R2, resistance R2 ground connection, the divider resistance be electrically connected with comparator 7 negative input comprises the resistance R3 be connected with the output pin of the source of stable pressure 6 and resistance R4 connected with resistance R3, and comparator 7 negative input is connected between resistance R3 and R4, resistance R4 ground connection.When the second output port 4 is electrically connected with electronic equipment, the earth resistance at the USB_ID pin place in electronic equipment is in parallel with resistance R4, change with the voltage of the negative input making comparator 7, thus the output level of the output pin of comparator 7 is changed.In the present embodiment, when the first pin of the second output port 4 is electrically connected with notebook computer, first pin of comparator 7 exports high level, when the first pin of the second output port 4 and notebook computer disconnect, and the first pin output low level of comparator 7.
And in the present embodiment, utilize the output of comparator 7 (the first pin) and diverter switch 10 to be electrically connected the conducting or shutoff that fetch and controls diverter switch 10, when comparator 7 export be high level time, diverter switch 10 conducting, when comparator 7 output low level, diverter switch 10 turns off.
In addition, the first metal-oxide-semiconductor 8 and the second metal-oxide-semiconductor 9 are electrically connected with diverter switch 10 and source of stable pressure 6, with according to the conducting of diverter switch 10 or shutoff and conducting or cut-off.In the present embodiment, the output of diverter switch 10 and the first metal-oxide-semiconductor 8, the grid electrical connection of described second metal-oxide-semiconductor 9, and the drain electrode of the first metal-oxide-semiconductor 8 is electrically connected with the input pin of 8 source of stable pressure 6, the drain electrode of the second metal-oxide-semiconductor 9 is electrically connected with the first pin of the second output port 4, the source electrode of the first metal-oxide-semiconductor is electrically connected with the source electrode of the second metal-oxide-semiconductor 9, therefore, when diverter switch 10 is for conducting, first metal-oxide-semiconductor 8 and the second metal-oxide-semiconductor are conducting, namely the drain electrode (the first pin of the second output port 4) of the second metal-oxide-semiconductor has voltage to export, and the voltage exported in the present embodiment is about 20V.
In a preferred embodiment, diverter switch 10 can also comprise delay circuit, to postpone the turn-on and turn-off of diverter switch.This is because when the power input port of notebook computer uses as USB function, now insert adapter, the mainboard of notebook computer can detect USB_ID signal, USB function can be closed after reading the insert action of the second output port, complete the turn-on action as just opening the first metal-oxide-semiconductor 8 and the second metal-oxide-semiconductor 9 after these steps, above-mentioned delay circuit was arranged in order to the time used of aforesaid operations step.
In addition, source of stable pressure 6 can also be further configured to and continue to export 5V voltage when the output voltage of adapter 5 output is greater than 5.2V.When starting shooting, when pulling out the 220V alternating current source of adapter 5, the continuous power down of adapter output+20V meeting, by 20V to 5.2V, and due to the setting of constant voltage circuit, source of stable pressure 6 also can continue to export+5V voltage, and be electrically connected with notebook computer due to the second output port 4 always, the state of its 5th pin and the 6th pin is constant, then the first metal-oxide-semiconductor and the second metal-oxide-semiconductor constant conduction, and notebook computer can not open USB function, power-off sequential is normal, effectively ensure that the normal work of notebook computer, and improve fail safe.
In addition, in the present embodiment, when when shutting down, when the first output port 2 or the 4th output port 4 are inserted into the power interface of notebook computer, can be used as power supply and the battery in notebook computer is charged.
Above embodiment is only exemplary embodiment of the present utility model, is not used in restriction the utility model, and protection range of the present utility model is defined by the claims.Those skilled in the art can in essence of the present utility model and protection range, and make various amendment or equivalent replacement to the utility model, this amendment or equivalent replacement also should be considered as dropping in protection range of the present utility model.
Claims (9)
1. for a conversion connector for adapter, comprising: the input port docked with adapter output, is characterized in that: the described conversion connector for adapter also comprises:
The first output port be electrically connected with described input port;
The change-over circuit that input side is electrically connected with described input port;
The second output port be electrically connected with the outlet side of described change-over circuit, described second output port is configured to dock with the physical interface of electronic equipment with to described power electronic equipment.
2. the conversion connector for adapter according to claim 1, is characterized in that: described second output port is USB type port.
3. the conversion connector for adapter according to claim 2, is characterized in that: described adapter output by described input port and described first output port direct-connected, directly to provide the output voltage of described adapter to electronic equipment; And described first output port is identical with the structure of described adapter output.
4. the conversion connector for adapter according to claim 2, it is characterized in that: described change-over circuit comprises: source of stable pressure, comparator, first metal-oxide-semiconductor, second metal-oxide-semiconductor and diverter switch, two input pins of described comparator are electrically connected with the output pin of described source of stable pressure and described second output port respectively, the output pin of described comparator is electrically connected with described diverter switch the conducting or the shutoff that control described diverter switch, described first metal-oxide-semiconductor and described second metal-oxide-semiconductor are electrically connected with described diverter switch and described source of stable pressure, with according to the conducting of described diverter switch or shutoff and conducting or cut-off.
5. the conversion connector for adapter according to claim 4, it is characterized in that: the input pin of described source of stable pressure is connected with described input port, the output pin of described source of stable pressure is electrically connected respectively by the positive input of two component piezoresistances and described comparator and negative input, the negative input of described comparator is also electrically connected with described second output port, to be electrically connected or to disconnect controlling the output of described comparator with electronic equipment according to described second output port, the output of described comparator is electrically connected with the input of described diverter switch, the output of described diverter switch and described first metal-oxide-semiconductor, the grid electrical connection of described second metal-oxide-semiconductor, and the drain electrode of described first metal-oxide-semiconductor is electrically connected with the input pin of described source of stable pressure, it is the charging voltage of power electronic equipment that drain electrode and described second output port of described second metal-oxide-semiconductor are electrically connected with output, the source electrode of described first metal-oxide-semiconductor is electrically connected with the source electrode of described second metal-oxide-semiconductor.
6. the conversion connector for adapter according to claim 4, is characterized in that: described diverter switch also comprises delay circuit, to postpone the turn-on and turn-off of described diverter switch.
7. the conversion connector for adapter according to claim 4, is characterized in that: continue to export 5V voltage when the output voltage that described source of stable pressure is further configured to described adapter output is greater than 5.2V.
8. the conversion connector for adapter according to claim 1, is characterized in that: described first output port and the second output port are multiple.
9. the conversion connector for adapter according to claim 1, is characterized in that: described input port is female, and described first output port and described second output port are public plug.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201520660582.6U CN204858221U (en) | 2015-08-27 | 2015-08-27 | A changeover contact ware for adapter |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201520660582.6U CN204858221U (en) | 2015-08-27 | 2015-08-27 | A changeover contact ware for adapter |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN204858221U true CN204858221U (en) | 2015-12-09 |
Family
ID=54748740
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201520660582.6U Expired - Fee Related CN204858221U (en) | 2015-08-27 | 2015-08-27 | A changeover contact ware for adapter |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN204858221U (en) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN106330950A (en) * | 2016-09-17 | 2017-01-11 | 上海林果实业股份有限公司 | Method and system for accessing encrypted information, and adapter |
| CN115117703A (en) * | 2022-06-21 | 2022-09-27 | 联宝(合肥)电子科技有限公司 | Electric connector and electric connection system |
-
2015
- 2015-08-27 CN CN201520660582.6U patent/CN204858221U/en not_active Expired - Fee Related
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN106330950A (en) * | 2016-09-17 | 2017-01-11 | 上海林果实业股份有限公司 | Method and system for accessing encrypted information, and adapter |
| CN115117703A (en) * | 2022-06-21 | 2022-09-27 | 联宝(合肥)电子科技有限公司 | Electric connector and electric connection system |
Similar Documents
| Publication | Publication Date | Title |
|---|---|---|
| CN102820682B (en) | A kind of communicated by USB interface and be external equipment charging device and method | |
| CN101924383B (en) | Mobile terminal of automatically setting charging current and implementation method thereof | |
| CN104410114B (en) | Mobile power supply | |
| CN201813422U (en) | Charging chip and mobile terminal capable of automatically adjusting charging mode | |
| CN204231004U (en) | Power control circuit | |
| CN203859558U (en) | Electronic equipment and external charging circuit thereof | |
| CN204216616U (en) | A kind of portable power source | |
| CN103580255A (en) | Quick charging terminal | |
| CN203135543U (en) | Cell phone adapter | |
| CN218974478U (en) | Load detection circuit, power supply equipment and electronic device | |
| CN103812147B (en) | Battery charging controller | |
| CN204304532U (en) | A kind of computer and the feed circuit based on its USB interface | |
| CN204858221U (en) | A changeover contact ware for adapter | |
| CN203883502U (en) | Power source adapter enabling quick charging | |
| CN202153645U (en) | Electric device based on OTG interface charging | |
| CN105262183A (en) | Power-saving type USB charging structure | |
| CN103997101B (en) | A kind of charging circuit and a kind of electronic equipment | |
| CN205104937U (en) | Charger and mobile terminal | |
| CN204216613U (en) | A kind of portable power source | |
| CN205142168U (en) | Battery switching circuit | |
| CN209104836U (en) | A kind of battery zero volt charging circuit | |
| CN205195352U (en) | Electric tool's charging circuit based on USB interface | |
| CN206117247U (en) | TYPEC dongle and power supply unit thereof | |
| CN205584004U (en) | Power switching circuit and power supply system | |
| CN203616387U (en) | Single-phase electric energy meter with special-purpose power supply |
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: 20151209 Termination date: 20200827 |
|
| CF01 | Termination of patent right due to non-payment of annual fee |