CN2762389Y - Controllable synchronous charging data wire - Google Patents
Controllable synchronous charging data wire Download PDFInfo
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- CN2762389Y CN2762389Y CN 200420102589 CN200420102589U CN2762389Y CN 2762389 Y CN2762389 Y CN 2762389Y CN 200420102589 CN200420102589 CN 200420102589 CN 200420102589 U CN200420102589 U CN 200420102589U CN 2762389 Y CN2762389 Y CN 2762389Y
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- 230000001360 synchronised effect Effects 0.000 title claims abstract description 36
- 230000002093 peripheral effect Effects 0.000 claims abstract description 4
- 239000002537 cosmetic Substances 0.000 claims description 10
- 238000005267 amalgamation Methods 0.000 claims description 3
- 239000003990 capacitor Substances 0.000 claims description 3
- 238000010586 diagram Methods 0.000 description 5
- 238000005070 sampling Methods 0.000 description 5
- 239000012467 final product Substances 0.000 description 3
- 235000001808 Ceanothus spinosus Nutrition 0.000 description 2
- 241001264786 Ceanothus spinosus Species 0.000 description 2
- 230000003292 diminished effect Effects 0.000 description 2
- 230000005611 electricity Effects 0.000 description 2
- 229910001753 sapphirine Inorganic materials 0.000 description 2
- 230000000052 comparative effect Effects 0.000 description 1
- 230000000694 effects Effects 0.000 description 1
- 238000005516 engineering process Methods 0.000 description 1
- 238000000034 method Methods 0.000 description 1
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Abstract
The utility model discloses a controllable synchronous charging data wire. A printed circuit board (7) in the inner cavity of a main body is fixed to a lower cover (6); a synchronous press key (2) and a charging push key (3) which are respectively corresponding to the positions of a key switch (15) and a toggle switch (14) fixed on the printed circuit board (7) are arranged on an upper cover (4); a connecting wire (8) and a connecting wire (9) are respectively connected with both ends of the printed circuit board (7) directly. A circuit is composed of a charging control circuit and a data synchronization control circuit, wherein the charging control circuit is composed of a chip LM358 and a peripheral circuit thereof. The utility model solves the problems of the non-synchronization and uncontrollable charging for palm computers and smart phones, and has the advantages of simple structure, convenient operation, anti-interference of synchronous interfaces to a computer screen and protection on batteries. The utility model can be widely used for charging and synchronous use of palm computers, smart phones or similar products.
Description
Technical field the utility model relates to a kind of controlled synchronous charging data wire, more particularly, relates to a kind of palmtop PC or smart mobile phone of being applied to, and charging and the synchronous controlled synchronous charging data wire that all can control.
Background technology in the prior art, palmtop PC (Pocket PC) and smart mobile phone (Portable) synchronous charging line have two kinds: a kind of is universal, is the fixedly connected line that can not stretch; Another kind is the synchronous charging line of biaxial tension.These two kinds of synchronous charging lines all have charging and synchronizing function simultaneously, but can not and control synchronously charging.
The summary of the invention the purpose of this utility model is to provide a kind of controlled synchronous charging data wire, main body is boxlike, main body has loam cake (4), lower cover (6), the two ends of main body have connecting line (8) respectively, connecting line (9), the USB joint (10) and the joint (11) that is connected with palmtop PC or smart mobile phone that link to each other with computer, printed circuit board (PCB) (7) in its main body inner chamber is fixed on the lower cover (6), be equipped with on the loam cake (4) respectively and the key switch (15) that is fixed on the printed circuit board (PCB) (7), the synchronous button (2) of DIP switch (14) position correspondence and charging push button (3), connecting line (8) directly links to each other with printed circuit board (PCB) (7) two ends respectively with connecting line (9).Specifically, it is to be applied on palmtop PC and the smart mobile phone, as a kind of accessory, realize palmtop PC and smart mobile phone charging and data sync function by the USB interface that connects computer (PC), and the charging and all can control synchronously, promptly realize by key switch (15), the DIP switch (14) of controlled line synchro.
Loam cake on the main body panel of the present utility model (4) is to be put together by two cover plates, also have two light tiles (5) and cosmetic sheet (1) on the panel, light tiles (5) and cosmetic sheet (1) constitute an integral body with loam cake (4), and cosmetic sheet (1) is between the cover plate of two institutes amalgamation.
Synchronous charging data wire synchronous charging data line circuit of the present utility model is made of charging control circuit and data sync control circuit, charging control circuit is made up of chip LM358 and peripheral circuit thereof, the output of amplifier U2A links to each other with the negative input end of comparator U1A, the positive input terminal of amplifier U2A links to each other with its output 7 through capacitor C 2, the positive input terminal of comparator U1A links to each other with reference voltage, the output of comparator U1A links to each other with the base stage of triode Q1, the collector electrode of triode Q1, base stage links to each other with green light LED with red light LED respectively, the resistance R 12 of synchronization control circuit is formed with synchronous LED indicator light and synchro switch, by the break-make of synchro switch SW2 control circuit.
The effect of control chip: amplify sampling voltage and to reference voltage and the sampling voltage after amplifying compare, thereby produce a control level, when computer (PC) during to the charging of palmtop PC and smart mobile phone, charging current is bigger, chip LM358 exports a low level, and charging indicator light sends out a warning; When computer (PC) was full of electricity to palmtop PC and smart mobile phone, charging current diminished gradually, and this moment, sampling voltage also diminished thereupon, made it relatively the time, export a high level, charging indicator light commentaries on classics bright green with reference voltage.Data sync is that key switch (15) control circuit break-make realizes by synchro switch, during path then indicator light work be sapphirine, disconnect rear indicator light and do not work, blue lamp does not work.
Compared with prior art, the utlity model has following tangible advantage: 1, the synchronous and charge function to palmtop PC and smart mobile phone has controllability, by charging and synchronous control switch, can freely select according to actual needs synchronously and charging; 2, can prolong the battery useful life of palmtop PC and smart mobile phone, have the protection battery functi on, make things convenient for user's computation, not needing avoid when synchronous, synchronization interface is to the interference of computer screen; 3, simple in structure, easy to operate.
Be description of drawings of the present utility model below the description of drawings:
Fig. 1 is an overall structure schematic diagram of the present utility model;
Fig. 2 is loam cake (4) structural representation of the utility model main body;
Fig. 3 is printed circuit board (PCB) of the present utility model (a 7) mechanical structure schematic diagram;
Fig. 4 is lower cover (6) structural representation of the utility model main body;
Fig. 5 is a main body contour structures schematic diagram of the present utility model;
Fig. 6 is the reverse side structural representation of printed circuit board (PCB) (7);
Fig. 7 is the Facad structure schematic diagram of printed circuit board (PCB) (7);
Fig. 8 is circuit theory diagrams of the present utility model.
Among Fig. 1～Fig. 5, the 1st, cosmetic sheet, the 2nd, synchronous button, the 3rd, charging push button, the 4th, loam cake, the 5th, light tiles, the 6th, lower cover, the 7th, printed circuit board (PCB) (PCB), the 8th, connecting line, the 9th, connecting line, the 10th, USB interface, the 11st, joint, 12,13rd, light-emitting diode, the 14th, DIP switch, the 15th, key switch.
Fig. 7, in 8, SW2 is a key switch 15, SW3 is a DIP switch 14.
Embodiment is following carries out more detailed description to the utility model:
With reference to Fig. 1, the main body of controlled synchronous charging data wire is boxlike, main body has loam cake (4), lower cover (6), USB joint (10) and the joint (11) that is connected with palmtop PC or smart mobile phone that the two ends of main body have connecting line (8), connecting line (9) respectively, link to each other with computer, be equipped with on the loam cake (4) respectively be fixed on printed circuit board (PCB) (7) on the corresponding synchronous button (2) and the push button (3) that charges in key switch (15), DIP switch (14) position.
With reference to Fig. 3,4, the printed circuit board (PCB) (7) in its main body inner chamber is fixed on the lower cover (6).
With reference to Fig. 1,2,5, loam cake on the main body panel (4) is to be put together by two cover plates, also have two light tiles (5) and cosmetic sheet (1) on the panel, light tiles (5) and cosmetic sheet (1) constitute an integral body with loam cake (4), and cosmetic sheet (1) is between the cover plate of two institutes amalgamation.
With reference to Fig. 3,8, printed circuit board (PCB) (7) is gone up light-emitting diode (12) and light-emitting diode (13) fixedly is housed.
With reference to Fig. 8, synchronous charging data wire synchronous charging data line circuit is made of charging control circuit and data sync control circuit, charging control circuit is made up of chip LM358 and peripheral circuit thereof, the output 7 of amplifier U2A links to each other with the negative input end 2 of comparator U1A, the positive input terminal 5 of amplifier U2A links to each other with its output 7 through capacitor C 2, the positive input terminal 3 of comparator U1A links to each other with reference voltage, the output 1 of comparator U1A links to each other with the base stage of triode Q1, the collector electrode of triode Q1, base stage links to each other with green light LED with red light LED respectively, the resistance R 12 of synchronization control circuit is formed with synchronous LED indicator light and synchro switch, by the break-make of synchro switch SW2 control circuit.
Specifically, the red heart yearn of USB line and white heart yearn be the power positive cathode (drawing 5V voltage from PC main frame USB interface by the USB joint) of connection circuit respectively, for charging control circuit provides operating voltage; The red heart yearn of USB line and white heart yearn are connected on the synchronization control circuit of circuit, for data sync control provides path; The positive input terminal 5 of amplifier U2A picks up a sampling voltage, through amplifying comparator U1A was exported and be input to as a comparative voltage in the back from output 7 negative input end 2, simultaneously, what the positive input terminal 3 of comparator U1A was imported is a reference voltage, when two voltages through after relatively, control of output 1 output voltage from comparator U1A, thereby the operating state of control red light and green light. when palmtop PC (PDA) when just beginning to charge electric current bigger, the sampling voltage that the positive input terminal 5 of amplifier U2A picks up is bigger, the 7th pin from amplifier U2A after amplifying is imported, thereby make low level of output 1 output of comparator U1A, green light is in off position because of obtaining enough driving voltages.Triode Q1 also is in cut-off state because of no bias voltage, and this moment, the red LED indicator light obtained driving voltage, was lighted, and palmtop PC this moment (PDA) is in charged state; Elongated when along with the palmtop PC PDA charging interval, charging current can diminish gradually, low level of the negative input end of comparator U1A 2 inputs, with reference voltage relatively after, from high level of output 1 output, the green light LED light is because of obtaining a driving voltage, and is in running order, bright green, expression palmtop PC PDA this moment is full of, red light LED lamp does not work, and because of triode Q1 conducting, makes red light LED lamp be in off position.Synchronization control circuit is made up of resistance R 12 and synchronous LED indicator light and synchro switch, by the break-make of synchro switch SW2 control circuit, and is equipped with synchronous LED indicator light demonstration on off operating mode.When synchro switch is pressed, line conduction, synchronous LED indicator light sapphirine, expression palmtop PC (PDA) is in the data sync state with PC, and when synchro switch was upspring, circuit disconnected, the synchronous LED indicator light does not work, and expression palmtop PC (PDA) is in the data sync state with PC.
During use, by key switch (15), DIP switch (14) control are reached the charging of palmtop PC or smart mobile phone and data sync control.Its method of operation: at first the USB joint (11) with controlled line synchro inserts computer (PC) USB interface, USB joint (10) (10) inserts the interface of palmtop PC or smart mobile phone, do not need data sync as the needs charging, the push button (3) that then will charge is allocated to " ON " position, synchronously button (2) upspring (closing) get final product, this moment, the rechargeable LED indicator light sent out a warning, and represented to be in charged state, when being full of electricity, the charging indicator light commentaries on classics gives a green light; As needs to palmtop PC or smart mobile phone only data sync two do not charge, the push button (3) that then will charge is allocated to " OFF " position, simultaneously, button (2) is pressed (unlatchings) and get final product synchronously, synchronous LED indicator light light blue lamp represents to be in the data sync state at this moment; If need to realize simultaneously charging and data sync, the push button (3) that then will charge pushes " ON " position, and synchronous button (2) pressed gets final product.
Claims (3)
1, a kind of controlled synchronous charging data wire, main body is boxlike, main body has loam cake (4), lower cover (6), the two ends of main body have connecting line (8) respectively, connecting line (9), the USB joint (10) and the joint (11) that is connected with palmtop PC or smart mobile phone that link to each other with computer, it is characterized in that: the printed circuit board (PCB) in the main body inner chamber (7) is fixed on the lower cover (6), be equipped with on the loam cake (4) respectively and the key switch (15) that is fixed on the printed circuit board (PCB) (7), the synchronous button (2) of DIP switch (14) position correspondence and charging push button (3), connecting line (8) directly links to each other with printed circuit board (PCB) (7) two ends respectively with connecting line (9).
2, charging data wire according to claim 1, it is characterized in that: the loam cake on the main body panel (4) is to be put together by two cover plates, also have two light tiles (5) and cosmetic sheet (1) on the panel, light tiles (5) and cosmetic sheet (1) constitute an integral body with loam cake (4), and cosmetic sheet (1) is between the cover plate of two institutes amalgamation.
3, charging data wire according to claim 1, it is characterized in that: the synchronous charging data line circuit is made of charging control circuit and data sync control circuit, charging control circuit is made up of chip LM358 and peripheral circuit thereof, the output of amplifier U2A links to each other with the negative input end of comparator U1A, the positive input terminal of amplifier U2A links to each other with its output through capacitor C 2, the positive input terminal of comparator U1A links to each other with reference voltage, the output of comparator U1A links to each other with the base stage of triode Q1, the collector electrode of triode Q1, base stage links to each other with green light LED with red light LED respectively, the resistance R 12 of synchronization control circuit is formed with synchronous LED indicator light and synchro switch, by the break-make of synchro switch SW2 control circuit.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN 200420102589 CN2762389Y (en) | 2004-12-08 | 2004-12-08 | Controllable synchronous charging data wire |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN 200420102589 CN2762389Y (en) | 2004-12-08 | 2004-12-08 | Controllable synchronous charging data wire |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN2762389Y true CN2762389Y (en) | 2006-03-01 |
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN 200420102589 Expired - Fee Related CN2762389Y (en) | 2004-12-08 | 2004-12-08 | Controllable synchronous charging data wire |
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| Country | Link |
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| CN (1) | CN2762389Y (en) |
Cited By (8)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| WO2008113215A1 (en) * | 2007-03-21 | 2008-09-25 | Bangzhao Yang | Mobile device adapter |
| CN100589290C (en) * | 2008-05-12 | 2010-02-10 | 王鸿 | Portable multifunctional data storage transmission connection device |
| CN102610972A (en) * | 2011-12-31 | 2012-07-25 | 惠州Tcl移动通信有限公司 | Data line structure |
| CN103036255A (en) * | 2011-09-30 | 2013-04-10 | 何春纬 | Charging circuit |
| CN103151658A (en) * | 2013-02-22 | 2013-06-12 | 北京小米科技有限责任公司 | Data link line as well as method and device for controlling data link line |
| WO2014187415A1 (en) * | 2013-12-27 | 2014-11-27 | 中兴通讯股份有限公司 | Charging cable and charging system |
| CN106654748A (en) * | 2016-11-04 | 2017-05-10 | 天津兴科启智科技发展有限公司 | Waterproof multipurpose joint for mobile power supply |
| CN113422258A (en) * | 2021-08-24 | 2021-09-21 | 深圳市德兰明海科技有限公司 | A connector and electronic equipment |
-
2004
- 2004-12-08 CN CN 200420102589 patent/CN2762389Y/en not_active Expired - Fee Related
Cited By (10)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| WO2008113215A1 (en) * | 2007-03-21 | 2008-09-25 | Bangzhao Yang | Mobile device adapter |
| CN100589290C (en) * | 2008-05-12 | 2010-02-10 | 王鸿 | Portable multifunctional data storage transmission connection device |
| CN103036255A (en) * | 2011-09-30 | 2013-04-10 | 何春纬 | Charging circuit |
| CN102610972A (en) * | 2011-12-31 | 2012-07-25 | 惠州Tcl移动通信有限公司 | Data line structure |
| CN102610972B (en) * | 2011-12-31 | 2014-12-31 | 惠州Tcl移动通信有限公司 | Data line structure |
| CN103151658A (en) * | 2013-02-22 | 2013-06-12 | 北京小米科技有限责任公司 | Data link line as well as method and device for controlling data link line |
| CN103151658B (en) * | 2013-02-22 | 2015-10-07 | 小米科技有限责任公司 | Data connecting line, for the control method of data connecting line and device |
| WO2014187415A1 (en) * | 2013-12-27 | 2014-11-27 | 中兴通讯股份有限公司 | Charging cable and charging system |
| CN106654748A (en) * | 2016-11-04 | 2017-05-10 | 天津兴科启智科技发展有限公司 | Waterproof multipurpose joint for mobile power supply |
| CN113422258A (en) * | 2021-08-24 | 2021-09-21 | 深圳市德兰明海科技有限公司 | A connector and electronic equipment |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| C19 | Lapse of patent right due to non-payment of the annual fee | ||
| CF01 | Termination of patent right due to non-payment of annual fee |