CN105429219A - Multifunctional charger - Google Patents
Multifunctional charger Download PDFInfo
- Publication number
- CN105429219A CN105429219A CN201510917090.5A CN201510917090A CN105429219A CN 105429219 A CN105429219 A CN 105429219A CN 201510917090 A CN201510917090 A CN 201510917090A CN 105429219 A CN105429219 A CN 105429219A
- Authority
- CN
- China
- Prior art keywords
- battery case
- charging
- multifunctional charger
- lithium battery
- circuit board
- 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.)
- Pending
Links
- WHXSMMKQMYFTQS-UHFFFAOYSA-N Lithium Chemical compound [Li] WHXSMMKQMYFTQS-UHFFFAOYSA-N 0.000 claims abstract description 91
- 229910052744 lithium Inorganic materials 0.000 claims abstract description 91
- 230000005611 electricity Effects 0.000 claims description 29
- 238000001514 detection method Methods 0.000 claims description 19
- 230000002159 abnormal effect Effects 0.000 claims description 16
- 238000000034 method Methods 0.000 description 9
- 238000005516 engineering process Methods 0.000 description 3
- 238000012512 characterization method Methods 0.000 description 1
- 238000004891 communication Methods 0.000 description 1
- 230000007812 deficiency Effects 0.000 description 1
- 238000004146 energy storage Methods 0.000 description 1
- 238000004880 explosion Methods 0.000 description 1
- 238000009434 installation Methods 0.000 description 1
Classifications
-
- H02J7/0021—
-
- H02J7/0026—
Landscapes
- Charge And Discharge Circuits For Batteries Or The Like (AREA)
- Battery Mounting, Suspending (AREA)
Abstract
The invention provides a multifunctional charger which can be used to solve a problem that a lithium battery charger has only one function in the prior art. The multifunctional charger comprises a shell. The shell is provided with a battery groove used for installing a lithium battery. Two ends of the battery groove are provided with electrodes. The shell is also provided with a power supply input port matching with a charging wire interface and a USB interface. The power supply input port and the electrodes of the battery groove are electrically connected through a charging circuit board to form an input circuit. The USB interface and the electrodes of the battery groove are electrically connected through the charging circuit board to form an output circuit. The multifunctional charger is used for charging the lithium battery and electronic equipment.
Description
Technical field
The present invention relates to charging technique field, especially relate to a kind of multifunctional charger.
Background technology
Along with the development of science and technology, various mobile electronic equipment occurs in succession, and the information communication situation of people unprecedentedly changes.Mobile electronic equipment is lightly nimble, can carry with during trip, and this one side being science and technology is brought for people is convenient; On the other hand, the convenient charging of mobile electronic equipment also becomes a problem, people have little time as equipment charge under needing the situation of urgent trip, or owing to using electronic equipment for a long time out of doors, and situation occurs to cause that this electric quantity for electronic equipment deficiency is even shut down etc., based on the situation existed in above-mentioned life, market occurs can the device of store electrical energy, or can by the power delivery in electrical energy storage device to the charging device of mobile electronic equipment, as charger baby, lithium battery charger.
For lithium battery charger, in prior art, usually, lithium battery charger can directly by the electrical energy transfer in lithium battery in electronic equipment, use with electronic device, because the electricity in lithium battery is limited, treat that the electricity in lithium battery is under-supply, or electricity exceeds minimum amount, lithium battery is no longer applicable to as external equipment provides electricity, now, user need change the lithium battery in charger, whole charger only has function of supplying power, and its function is comparatively single, for user brings inconvenience.
Summary of the invention
The object of the present invention is to provide a kind of multifunctional charger, to solve the technical problem of the function singleness of the lithium battery charger existed in prior art.
For achieving the above object, the embodiment of the present invention by the following technical solutions:
A kind of multifunctional charger, comprise housing, described housing is formed with the battery case for installing lithium battery, the two ends place of described battery case is provided with electrode, described housing is also formed and the power supply input port of charging wire Interface Matching and USB interface, the electrode of described power supply input port and described battery case is electrically connected by charging circuit board and forms input circuit, and the electrode of described USB interface and described battery case is electrically connected by described charging circuit board and forms output circuit.
Based on above-mentioned multifunctional charger, for convenience of user in use, can understand externally fed circuit is in real time lithium battery power supply, electric quantity change situation in lithium battery, or understanding lithium battery is external equipment charging, the electric quantity change situation of external electronic device, the technological means that the embodiment of the present invention provides is: arrange on described charging circuit board and be equiped with display module, described display module comprises display floater, described display floater is inlayed on the housing, during use, described display module obtains the charge condition information of described multifunctional charger, and show described charge condition information by described display floater.
Based on above-mentioned multifunctional charger, constant voltage and constant current linear-charging function is realized for enabling described multifunctional charger, externally fed circuit is impelled to be that the process of lithium cell charging is more stable, the technological means that the embodiment of the present invention provides is: arrange on described charging circuit board and be also equiped with the professional chip of charging, the electrode of described power supply input port and described battery case is connect by the professional chip electrical of described charging.
Based on above-mentioned multifunctional charger, for making described multifunctional charger, there is inner soft start function, to reach the object reducing surge current, lithium battery is impelled to be that the process that external electronic device is charged is more stable, the technological means that the embodiment of the present invention provides is: arrange on described charging circuit board and be also equiped with the professional chip of boosting, the electrode of described USB interface and described battery case is connect by the professional chip electrical of described boosting.
Based on above-mentioned multifunctional charger, for reaching the function detected lithium battery after lithium battery loads battery case, to ensure the normal use of described multifunctional charger, and for extending the useful life of described multifunctional charger, the technological means that the embodiment of the present invention provides is: arrange on described charging circuit board and be also equiped with detection module, electrode and the described display module of described detection module and described battery case are electrically connected respectively, during use, whether the charge condition that described detection module detects the lithium battery be installed in described battery case is in real time abnormal;
If the charge condition being installed in the lithium battery in described battery case is abnormal, described detection module detects in real time and obtains charging abnormal signal, and described charging abnormal signal is passed to described display module, described display module shows described charging abnormal signal by described display floater.
Based on above-mentioned multifunctional charger, for improving the practicality of described multifunctional charger, meet the demand of different users, or meet the different instructions for uses that different places is asked described charging, the technological means that the embodiment of the present invention provides is: arrange the number of described battery case for one or more.
Based on above-mentioned multifunctional charger, for improving the practicality of described multifunctional charger, meet the demand of different users, or meet the different instructions for uses that different places is asked described charging, the technological means that the embodiment of the present invention provides is: when to arrange described battery case be multiple, varying in size of described battery case.
Based on above-mentioned multifunctional charger, for improving the practicality of described multifunctional charger, meet the demand of different users, or meet the different instructions for uses that different places is asked described charging, the technological means that the embodiment of the present invention provides is: when to arrange described battery case be multiple, the size of described battery case is identical.
Based on above-mentioned multifunctional charger, when using described charger for lithium cell charging and to utilize lithium battery to provide electricity for external electronic device simultaneously, when the electricity in lithium battery is too low be not suitable for continue as external electronic device electricity is provided time, for preventing the electricity in lithium battery too low and scrapping, the technological means that the embodiment of the present invention provides is: arrange on described housing and be equiped with preferred switch, described preferred switch is electrically connected with described detection module, during use, when the electricity that display floater display is installed in the lithium battery in described battery case is too low, user opens described preferred switch, described output circuit is disconnected, input circuit described in preferential conducting.
Based on above-mentioned multifunctional charger, for impelling described charging circuit board can steady operation, the heat that its course of work that leaves produces, and for extending its useful life, the technological means that the embodiment of the present invention provides is: the bottom arranging described charging circuit board is equiped with heat abstractor.
Multifunctional charger provided by the invention, its housing is formed with the battery case for installing lithium battery, the two ends place of battery case is provided with electrode, during use, the lithium battery mated with battery case size is loaded in battery case, and the electrode of lithium battery and the electrode pair at battery case two ends place are answered; Its housing is also formed with the power supply input port with charging wire Interface Matching, the electrode of power supply input port and battery case is electrically connected by charging circuit board and forms input circuit, after loading lithium battery in battery case, then input circuit is connected with lithium battery, the socket of external charging line is docked with power supply input port, connect input circuit and externally fed circuit by external charging line, realize the function that externally fed circuit is lithium cell charging; Its housing is also formed with the USB interface with charging wire Interface Matching, the electrode of USB interface and battery case is electrically connected by charging circuit board and forms output circuit, after loading lithium battery in battery case, then output circuit is connected with lithium battery, external charging line is docked with USB interface, connect output circuit and external electronic device by external charging line, realize the function that lithium battery is external electronic device charging.
In prior art, because the electricity in lithium battery is limited, treat that the electricity in lithium battery is under-supply, or electricity exceeds minimum amount, lithium battery is no longer applicable to as external equipment provides electricity, now, user need change the lithium battery in charger, whole charger only has function of supplying power, and its function is comparatively single, for user brings inconvenience.Compared to prior art, multifunctional charger provided by the invention, to be electrically connected by charging circuit board by the electrode of power supply input port thereon and battery case and to form input circuit, the electrode of the USB interface on it and battery case is electrically connected by charging circuit board and forms output circuit, namely the function that externally fed circuit is lithium cell charging can be realized, the function that lithium battery is external electronic device charging can be realized again, make the functional diversities of charger; These two functions, can independently carry out, and also can carry out simultaneously, and when the electricity in lithium battery is not enough, user need not change lithium battery, completes the charging to lithium battery by input circuit, and its property easy to use is higher.
Accompanying drawing explanation
In order to be illustrated more clearly in the specific embodiment of the invention or technical scheme of the prior art, be briefly described to the accompanying drawing used required in embodiment or description of the prior art below, apparently, accompanying drawing in the following describes is some embodiments of the present invention, for those of ordinary skill in the art, under the prerequisite not paying creative work, other accompanying drawing can also be obtained according to these accompanying drawings.
The structural representation one of the multifunctional charger that Fig. 1 provides for the embodiment of the present invention;
Fig. 2 is the right view of Fig. 1;
Fig. 3 is the vertical view of Fig. 1;
Fig. 4 is the rearview of Fig. 1;
The structural representation two of the multifunctional charger that Fig. 5 provides for the embodiment of the present invention;
Fig. 6 is the right view of Fig. 5;
Fig. 7 is the rearview of Fig. 5.
Reference numeral:
1-housing; 2-battery case;
3-powers input port; 4-USB interface;
The preferred switch of 5-; 6-display floater;
7-anti-slip tank; 8-pad post.
Embodiment
Be clearly and completely described technical scheme of the present invention below in conjunction with accompanying drawing, obviously, described embodiment is the present invention's part embodiment, instead of whole embodiments.Based on the embodiment in the present invention, those of ordinary skill in the art, not making the every other embodiment obtained under creative work prerequisite, belong to the scope of protection of the invention.
In describing the invention, it should be noted that, orientation or the position relationship of the instruction such as term " " center ", " on ", D score, "left", "right", " vertically ", " level ", " interior ", " outward " they be based on orientation shown in the drawings or position relationship; be only the present invention for convenience of description and simplified characterization; instead of instruction or imply the device of indication or element must have specific orientation, with specific azimuth configuration and operation, therefore can not be interpreted as limitation of the present invention.In addition, term " first ", " second ", " the 3rd " only for describing object, and can not be interpreted as instruction or hint relative importance.
In describing the invention, it should be noted that, unless otherwise clearly defined and limited, term " installation ", " being connected ", " connection " should be interpreted broadly, and such as, can be fixedly connected with, also can be removably connect, or connect integratedly; Can be mechanical connection, also can be electrical connection; Can be directly be connected, also indirectly can be connected by intermediary, can be the connection of two element internals.For the ordinary skill in the art, concrete condition above-mentioned term concrete meaning in the present invention can be understood.
The structural representation one of the multifunctional charger that Fig. 1 provides for the embodiment of the present invention; Fig. 2 is the right view of Fig. 1; Fig. 3 is the vertical view of Fig. 1; The structural representation two of the multifunctional charger that Fig. 5 provides for the embodiment of the present invention; Fig. 6 is the right view of Fig. 5; Referring to figs. 1 through Fig. 3, and shown in Fig. 4, Fig. 5, multifunctional charger provided by the invention, comprise housing 1, described housing 1 is formed with the battery case 2 for installing lithium battery, the two ends place of described battery case 2 is provided with electrode, described housing 1 is also formed and the power supply input port 3 of charging wire Interface Matching and USB interface 4, the electrode of described power supply input port 3 and described battery case 2 is electrically connected by charging circuit board and forms input circuit, and the electrode of described USB interface 4 and described battery case 2 is electrically connected by described charging circuit board and forms output circuit.
Multifunctional charger provided by the invention, its housing is formed with the battery case for installing lithium battery, the two ends place of battery case is provided with electrode, during use, the lithium battery mated with battery case size is loaded in battery case, and the electrode of lithium battery and the electrode pair at battery case two ends place are answered; Its housing is also formed with the power supply input port with charging wire Interface Matching, the electrode of power supply input port and battery case is electrically connected by charging circuit board and forms input circuit, after loading lithium battery in battery case, then input circuit is connected with lithium battery, the socket of external charging line is docked with power supply input port, connect input circuit and externally fed circuit by external charging line, realize the function that externally fed circuit is lithium cell charging; Its housing is also formed with the USB interface with charging wire Interface Matching, the electrode of USB interface and battery case is electrically connected by charging circuit board and forms output circuit, after loading lithium battery in battery case, then output circuit is connected with lithium battery, external charging line is docked with USB interface, connect output circuit and external electronic device by external charging line, realize the function that lithium battery is external electronic device charging.
In prior art, because the electricity in lithium battery is limited, treat that the electricity in lithium battery is under-supply, or electricity exceeds minimum amount, lithium battery is no longer applicable to as external equipment provides electricity, now, user need change the lithium battery in charger, whole charger only has function of supplying power, and its function is comparatively single, for user brings inconvenience.Compared to prior art, multifunctional charger provided by the invention, to be electrically connected by charging circuit board by the electrode of power supply input port thereon and battery case and to form input circuit, the electrode of the USB interface on it and battery case is electrically connected by charging circuit board and forms output circuit, namely the function that externally fed circuit is lithium cell charging can be realized, the function that lithium battery is external electronic device charging can be realized again, make the functional diversities of charger; These two functions, can independently carry out, and also can carry out simultaneously, and when the electricity in lithium battery is not enough, user need not change lithium battery, completes the charging to lithium battery by input circuit, and its property easy to use is higher.
It should be noted that, it is the external electronic device of 5V that above-mentioned multifunctional charger is applicable to input supply power voltage, as mobile phone, iPAD.
Based on above-mentioned multifunctional charger, continue with reference to shown in Fig. 2, for convenience of user in use, can understand externally fed circuit is in real time lithium battery power supply, electric quantity change situation in lithium battery, or understanding lithium battery is external equipment charging, the electric quantity change situation of external electronic device, the technological means that the embodiment of the present invention provides is: arrange on described charging circuit board and be equiped with display module, described display module comprises display floater 6, described display floater 6 is embedded on described housing 1, during use, described display module obtains the charge condition information of described multifunctional charger, and show described charge condition information by described display floater 6.
Based on above-mentioned multifunctional charger, for reaching the function detected lithium battery after lithium battery loads battery case, to ensure the normal use of described multifunctional charger, and for extending the useful life of described multifunctional charger, the technological means that the embodiment of the present invention provides is: arrange on described charging circuit board and be also equiped with detection module, electrode and the described display module of described detection module and described battery case are electrically connected respectively, during use, whether the charge condition that described detection module detects the lithium battery be installed in described battery case is in real time abnormal;
If the charge condition being installed in the lithium battery in described battery case is abnormal, described detection module detects in real time and obtains charging abnormal signal, and described charging abnormal signal is passed to described display module, described display module shows described charging abnormal signal by described display floater.
Particularly, the function of above-mentioned multifunctional charger can be divided into standard charging and intelligent charge process.This display floater can be high definition LCD display floater, for standard charging process, conventional 5V is adopted to power, as multifunctional charger connects USB supplying adapter, computer, mobile phone or other power supply units, this display floater shows blank capacity prompt bar and electricity percentages at once, and enters charging holding state; After loading lithium battery in battery case, detection module will detect in real time to lithium battery, after detection, namely normal charging condition is entered, if detect that lithium battery is abnormal, such as battery is anti-loaded, and this display floater will show wrong printed words prompting user error, and stop charging, can prevent the situation of harmfulness such as setting off an explosion because lithium battery is anti-loaded from occurring.
For intelligent charge process, charging is when carrying out, detection module by according to the battery types automatically detected, tankage and and the parameter such as pond inner resistance, the charging current that intelligent selection is suitable.Such as, when charging to low capacity lithium battery, detection module automatically will detect and use 500mA trickle charge pattern, thus reaches the object in the useful life effectively extending small-capacity cells, prevents because the useful life of the excessive reduction lithium battery of charging current.
Based on above-mentioned multifunctional charger, constant voltage and constant current linear-charging function is realized for enabling described multifunctional charger, externally fed circuit is impelled to be that the process of lithium cell charging is more stable, the technological means that the embodiment of the present invention provides is: arrange on described charging circuit board and be also equiped with the professional chip of charging, the electrode of described power supply input port and described battery case is connect by the professional chip electrical of described charging.
Based on above-mentioned multifunctional charger, for making described multifunctional charger, there is inner soft start function, to reach the object reducing surge current, lithium battery is impelled to be that the process that external electronic device is charged is more stable, the technological means that the embodiment of the present invention provides is: arrange on described charging circuit board and be also equiped with the professional chip of boosting, described USB interface is electrically connected by described second special boost chip with the electrode of described battery case.
This boosting specialty chip can reduce the surge current of device interior, is reached for the object that external electronic device charging is more stable.
Based on above-mentioned multifunctional charger, for improving the practicality of described multifunctional charger, meet the demand of different users, or meet the different instructions for uses that different places is asked described charging, the technological means that the embodiment of the present invention provides is: arrange the number of described battery case for one or more.
Based on above-mentioned multifunctional charger, for improving the practicality of described multifunctional charger, meet the demand of different users, or meet the different instructions for uses that different places is asked described charging, the technological means that the embodiment of the present invention provides is: when to arrange described battery case be multiple, varying in size of described battery case, during use, can install the lithium battery varied in size.
Based on above-mentioned multifunctional charger, for improving the practicality of described multifunctional charger, meet the demand of different users, or meet the different instructions for uses that different places is asked described charging, the technological means that the embodiment of the present invention provides is: when to arrange described battery case be multiple, the size of described battery case is identical, during use, can install the lithium battery that size is identical.
Based on above-mentioned multifunctional charger, when using described charger for lithium cell charging and to utilize lithium battery to provide electricity for external electronic device simultaneously, when the electricity in lithium battery is too low be not suitable for continue as external electronic device electricity is provided time, for preventing the electricity in lithium battery too low and scrapping, the technological means that the embodiment of the present invention provides is: arrange on described housing and be equiped with preferred switch, described preferred switch is electrically connected with described detection module, during use, when the electricity that display floater display is installed in the lithium battery in described battery case is too low, user opens described preferred switch, described output circuit is disconnected, input circuit described in preferential conducting.
Based on above-mentioned multifunctional charger, for impelling described charging circuit board can steady operation, the heat that its course of work that leaves produces, and for extending its useful life, the technological means that the embodiment of the present invention provides is: the bottom arranging described charging circuit board is equiped with heat abstractor.
Above-mentioned multifunctional charger in use, can observe its charging progress at any time, when charging is carried out, and the state of charge of the progress that display is charged by the capacity prompt bar of above-mentioned display floater and electricity percentages and battery; After lithium battery is full of electricity, the electricity show bar of battery all will light and stops flicker, display 100% has been charged to point out user by display screen meanwhile.
Fig. 4 is the rearview of Fig. 1; Fig. 7 is the rearview of Fig. 5, and with reference to shown in Fig. 4 and Fig. 7, the housing of above-mentioned multifunctional charger also offers anti-slip tank 7, and to increase the frictional force of described charger, landing causes charger to damage to prevent user from occurring in use; In addition, be provided with pad post 8 at the back side of above-mentioned multifunctional charger, be held on body surface when charge to facilitate this charger and body surface keeps gap, with the heat of the charger charging process generation that leaves, the useful life of prolongation charger.
Last it is noted that above each embodiment is only in order to illustrate technical scheme of the present invention, be not intended to limit; Although with reference to foregoing embodiments to invention has been detailed description, those of ordinary skill in the art is to be understood that: it still can be modified to the technical scheme described in foregoing embodiments, or carries out equivalent replacement to wherein some or all of technical characteristic; And these amendments or replacement, do not make the essence of appropriate technical solution depart from the scope of various embodiments of the present invention technical scheme.
Claims (10)
1. a multifunctional charger, comprise housing, it is characterized in that, described housing is formed with the battery case for installing lithium battery, the two ends place of described battery case is provided with electrode, described housing is also formed and the power supply input port of charging wire Interface Matching and USB interface, the electrode of described power supply input port and described battery case is electrically connected by charging circuit board and forms input circuit, and the electrode of described USB interface and described battery case is electrically connected by described charging circuit board and forms output circuit.
2. multifunctional charger according to claim 1, it is characterized in that, described charging circuit board is equiped with display module, described display module comprises display floater, described display floater is inlayed on the housing, during use, described display module obtains the charge condition information of described multifunctional charger, and shows described charge condition information by described display floater.
3. multifunctional charger according to claim 2, is characterized in that, described charging circuit board is also equiped with the professional chip of charging, the electrode of described power supply input port and described battery case is connect by the professional chip electrical of described charging.
4. multifunctional charger according to claim 3, is characterized in that, described charging circuit board is also equiped with the professional chip of boosting, the electrode of described USB interface and described battery case is connect by the professional chip electrical of described boosting.
5. multifunctional charger according to claim 4, it is characterized in that, described charging circuit board is also equiped with detection module, electrode and the described display module of described detection module and described battery case are electrically connected respectively, during use, whether the charge condition that described detection module detects the lithium battery be installed in described battery case is in real time abnormal;
If the charge condition being installed in the lithium battery in described battery case is abnormal, described detection module detects in real time and obtains charging abnormal signal, and described charging abnormal signal is passed to described display module, described display module shows described charging abnormal signal by described display floater.
6. multifunctional charger according to claim 5, is characterized in that, the number of described battery case is one or more.
7. multifunctional charger according to claim 6, is characterized in that, when described battery case is multiple, and varying in size of described battery case.
8. multifunctional charger according to claim 6, is characterized in that, when described battery case is multiple, the size of described battery case is identical.
9. the multifunctional charger according to any one of claim 1-8, it is characterized in that, described housing is equiped with preferred switch, described preferred switch is electrically connected with described detection module, during use, when the electricity that display floater display is installed in the lithium battery in described battery case is too low, user opens described preferred switch, described output circuit is disconnected, input circuit described in preferential conducting.
10. multifunctional charger according to claim 1, is characterized in that, the bottom of described charging circuit board is equiped with heat abstractor.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201510917090.5A CN105429219A (en) | 2015-12-11 | 2015-12-11 | Multifunctional charger |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201510917090.5A CN105429219A (en) | 2015-12-11 | 2015-12-11 | Multifunctional charger |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN105429219A true CN105429219A (en) | 2016-03-23 |
Family
ID=55507232
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201510917090.5A Pending CN105429219A (en) | 2015-12-11 | 2015-12-11 | Multifunctional charger |
Country Status (1)
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| CN (1) | CN105429219A (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN110391680A (en) * | 2018-04-23 | 2019-10-29 | 深圳市星磁科技有限公司 | Charging unit and charge control method |
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| CN202906506U (en) * | 2012-09-19 | 2013-04-24 | 李正新 | Movable power supply capable of functioning as charger |
| CN203251113U (en) * | 2013-04-16 | 2013-10-23 | 叶嘉萱 | Multifunctional battery charger |
| CN203933107U (en) * | 2014-06-17 | 2014-11-05 | 深圳市润东来科技有限公司 | Alternating current-direct current emergency power supply |
| CN205141778U (en) * | 2015-12-11 | 2016-04-06 | 金沙卓越铭丰高新科技有限公司 | A multifunctional charger |
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| JP3108520U (en) * | 2004-09-27 | 2005-04-14 | 鴻松精密科技股▲ふん▼有限公司 | Charger |
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| CN110391680A (en) * | 2018-04-23 | 2019-10-29 | 深圳市星磁科技有限公司 | Charging unit and charge control method |
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