CN106160096B - Mobile terminal and its charging unit - Google Patents
Mobile terminal and its charging unit Download PDFInfo
- Publication number
- CN106160096B CN106160096B CN201610607537.3A CN201610607537A CN106160096B CN 106160096 B CN106160096 B CN 106160096B CN 201610607537 A CN201610607537 A CN 201610607537A CN 106160096 B CN106160096 B CN 106160096B
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- CN
- China
- Prior art keywords
- attachment base
- mobile terminal
- mainboard
- charging
- 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.)
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Classifications
-
- H—ELECTRICITY
- H02—GENERATION; CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
- H02J—CIRCUIT ARRANGEMENTS OR SYSTEMS FOR SUPPLYING OR DISTRIBUTING ELECTRIC POWER; SYSTEMS FOR STORING ELECTRIC ENERGY
- H02J7/00—Circuit arrangements for charging or depolarising batteries or for supplying loads from batteries
-
- H—ELECTRICITY
- H02—GENERATION; CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
- H02J—CIRCUIT ARRANGEMENTS OR SYSTEMS FOR SUPPLYING OR DISTRIBUTING ELECTRIC POWER; SYSTEMS FOR STORING ELECTRIC ENERGY
- H02J7/00—Circuit arrangements for charging or depolarising batteries or for supplying loads from batteries
- H02J7/0042—Circuit arrangements for charging or depolarising batteries or for supplying loads from batteries characterised by the mechanical construction
- H02J7/0045—Circuit arrangements for charging or depolarising batteries or for supplying loads from batteries characterised by the mechanical construction concerning the insertion or the connection of the batteries
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- Engineering & Computer Science (AREA)
- Power Engineering (AREA)
- Telephone Set Structure (AREA)
- Charge And Discharge Circuits For Batteries Or The Like (AREA)
Abstract
The invention discloses a kind of mobile terminal and its charging unit, described device includes: metal center；Mainboard, mainboard include multiple first grounding points being arranged on mainboard, and multiple first grounding points are connected with metal center respectively；Battery holder, battery holder are connected with mainboard；Daughter board, daughter board include the general-purpose serial bus USB attachment base and multiple second grounding points being arranged on daughter board, and multiple second grounding points are connected with metal center respectively, and USB attachment base is used for input charging voltage；Circuit board, circuit board are connected with mainboard and daughter board respectively, and circuit board includes first layer and the second layer, first layer is equipped with the first signal wire, the second layer is equipped with second signal line, wherein USB attachment base is connected with battery holder by the first signal wire and second signal line respectively.The device can be when mobile terminal charges, the ability of the super-high-current of increasing circuit plate, so as to improve the charging rate of mobile terminal, shorten the charging time, promotes the usage experience of user.
Description
Technical field
The present invention relates to technical field of mobile terminals, in particular to the charging unit of a kind of mobile terminal and a kind of movement are eventually
End.
Background technique
In the related technology, in mobile phone products design, the charging rate of battery of mobile phone directly affects the experience effect of user.
Traditional design scheme, charging rate is slow, and the charging time is long, and user experience is bad.
Summary of the invention
The present invention is directed to solve at least some of the technical problems in related technologies.
For this purpose, the first purpose of this invention is to propose that a kind of charging unit of mobile terminal, the device can move
When dynamic terminal charge, the ability of the super-high-current of increasing circuit plate, so as to improve the charging rate of mobile terminal, shorten and fill
The electric time promotes the usage experience of user.
The second object of the present invention is to propose a kind of mobile terminal.
To achieve the above object, first aspect present invention embodiment proposes a kind of charging unit of mobile terminal, comprising:
Metal center；Mainboard, the mainboard include multiple first grounding points being arranged on the mainboard, the multiple first ground connection
Point is connected with the metal center respectively；Battery holder, the battery holder are connected with the mainboard；Daughter board, the daughter board include setting
Set the general-purpose serial bus USB attachment base and multiple second grounding points on the daughter board, the multiple second grounding point point
It is not connected with the metal center, the USB attachment base is used for input charging voltage；Circuit board, the circuit board respectively with institute
Mainboard to be stated to be connected with the daughter board, the circuit board includes first layer and the second layer, and the first layer is equipped with the first signal wire,
The second layer is equipped with second signal line, wherein the USB attachment base respectively with the battery holder by the first signal wire and
The conducting of second signal line.
The charging unit of mobile terminal according to an embodiment of the present invention, by being set on the first layer and the second layer of circuit board
Set the first signal wire and second signal line of connection daughter board and mainboard, and the USB attachment base and battery holder being arranged on daughter board
It is connected by the first signal wire and second signal line.It thus, can be with the super-high-current of increasing circuit plate when mobile terminal charges
Ability, so as to improve mobile terminal charging rate, shorten the charging time, promote the usage experience of user.
In addition, the charging unit of above-mentioned mobile terminal can also have the following additional technical features: according to the present invention
In one embodiment of the invention, the charging unit of above-mentioned mobile terminal further include: setting the mainboard it
On charging circuit and the first attachment base, the input terminal of the charging circuit is connected with the first end of first attachment base, institute
The output end for stating charging circuit is connected with the battery holder, the second end and one end phase of the circuit board of first attachment base
Even, the third end of first attachment base is connected with the mainboard.
In one embodiment of the invention, the charging unit of above-mentioned mobile terminal further include: setting the daughter board it
On the second attachment base, the first end of second attachment base is connected with the USB attachment base, the second of second attachment base
End is connected with the other end of the circuit board, and the third end of second attachment base is connected with the daughter board.
In one embodiment of the invention, the USB attachment base is connected with the multiple second grounding point respectively, described
Battery holder is connected with the multiple first grounding point respectively.
In one embodiment of the invention, first attachment base and second attachment base are that plate connects plate BTB
Connect device.
In one embodiment of the invention, the circuit board is flexible circuit board FPC, first signal wire and described
Second signal line is charging circuit anode VCHG signal wire.
In one embodiment of the invention, the USB attachment base is located at the edge of the daughter board.
In one embodiment of the invention, the multiple first grounding point and the multiple second grounding point are copper
Skin.
To achieve the goals above, it includes: the present invention that second aspect of the present invention embodiment, which proposes a kind of mobile terminal,
The charging unit of the mobile terminal of one side embodiment.
The mobile terminal of the embodiment of the present invention can be charged by the charging unit of above-mentioned mobile terminal in mobile terminal
When, the ability of the super-high-current of increasing circuit plate mentions so as to improve the charging rate of mobile terminal, shorten the charging time
Rise the usage experience of user.
Above-mentioned mobile terminal can also have the following additional technical features:
In one embodiment of the invention, the mobile terminal includes mobile phone or tablet computer.
The advantages of additional aspect of the invention, will be set forth in part in the description, and will partially become from the following description
Obviously, or practice through the invention is recognized.
Detailed description of the invention
Fig. 1 is the block diagram of the charging unit of mobile terminal according to an embodiment of the invention.
Fig. 2 is the partial structure diagram of the charging unit of mobile terminal according to an embodiment of the invention.
Specific embodiment
The embodiment of the present invention is described below in detail, examples of the embodiments are shown in the accompanying drawings, wherein from beginning to end
Same or similar label indicates same or similar element or element with the same or similar functions.Below with reference to attached
The embodiment of figure description is exemplary, it is intended to is used to explain the present invention, and is not considered as limiting the invention.
The mobile terminal proposed according to embodiments of the present invention and its charging unit described with reference to the accompanying drawings.
Fig. 1 is the block diagram of the charging unit of mobile terminal according to an embodiment of the invention.
As shown in Figure 1, the charging unit of the mobile terminal includes: metal center 100, mainboard 200, battery holder 300, daughter board
400 and circuit board 500.
Wherein, mainboard 200 includes multiple first grounding points 210 being arranged on mainboard 200, multiple first grounding points
210 are connected with metal center 100 respectively, and battery holder 300 is connected with mainboard 200.Daughter board 400 includes being arranged on daughter board 400
General-purpose serial bus USB attachment base 410 and multiple second grounding points 420, multiple second grounding points 420 respectively with metal center
100 are connected, and USB attachment base 410 is used for input charging voltage.Circuit board 500 is connected with mainboard 200 and daughter board 400 respectively, circuit
Plate 500 includes first layer 510 and the second layer 520, and first layer 510 is equipped with the first signal wire 511, and the second layer 520 is equipped with the
Binary signal line 521, wherein USB attachment base 410 passes through the first signal wire 511 and second signal line 521 with battery holder 300 respectively
Conducting.As shown in Fig. 2, USB attachment base 410 can be located at the edge of daughter board 400, battery holder 300 be may be provided on mainboard 200.
Wherein, mainboard 200 and daughter board 400 can be printing board PCB, and circuit board 500 can be flexible circuit board FPC,
First signal wire 511 and second signal line 521 can be charging circuit anode VCHG signal wire, multiple first grounding point, 210 Hes
Multiple second grounding points 420 can be copper sheet.Wherein, the material of VCHG signal wire can be copper foil.
It is to be appreciated that the D.C. resistance R of electric energy power I and signal wire excessively of signal wire is inversely proportional, i.e. I=U/R,
In, U is voltage of the electric current in signal wire, and the D.C. resistance R=1/ σ * (L/W*T) of signal wire, wherein σ is copper foil
Conductivity, L be copper foil length, W be copper foil width, T be copper foil thickness.
In an embodiment of the present invention, the design of the circuit board 500 of mobile terminal charging path, it is long to be limited to mobile terminal
Size is spent, relatively more fixed and signal wire the width of the length of signal wire can not infinitely be widened, and will affect complete machine intensity.
At this point, can be by the way that connection daughter board 400 and mainboard be arranged on the first layer 510 and the second layer 520 of circuit board 500
200 the first signal wire 511 and second signal line 521, and the USB attachment base 410 and battery holder being arranged on daughter board 400
300 are connected by the first signal wire 511 and second signal line 521.Due to the first layer 510 and the second layer 520 in circuit board 500
On be all provided with VCHG signal wire, the covert width W for increasing copper foil in VCHG signal wire, so as to increasing circuit plate
The ability of 500 super-high-current, and then the charging rate of mobile terminal can be improved, shorten the charging time, promote making for user
With experience.
In one embodiment of the invention, as shown in Fig. 2, the charging unit of above-mentioned mobile terminal further includes being arranged in master
The of charging circuit 220 and the first attachment base 230 on plate 200, the input terminal of charging circuit 220 and the first attachment base 230
One end is connected, and the output end of charging circuit 220 is connected with battery holder 300, the second end and circuit board 500 of the first attachment base 230
One end be connected, the third end of the first attachment base 230 is connected with mainboard 200.Wherein, the first attachment base 230 can be plate to plate BTB
Connector.
In another embodiment of the present invention, as shown in Fig. 2, the charging unit of above-mentioned mobile terminal further includes that setting exists
The second attachment base 430 on daughter board 400, the first end of the second attachment base 430 are connected with USB attachment base 410, the second attachment base
430 second end is connected with the other end of circuit board 500, and the third end of the second attachment base 430 is connected with daughter board 400.Second connects
Joint chair 430 can be plate to plate BTB connector.
Specifically, as shown in Fig. 2, it is the general serial of the charger of mobile terminal (for example, mobile phone or tablet computer) is total
Line USB connector accesses the general-purpose serial bus USB attachment base 410 in mobile terminal, powers on it in the charger of mobile terminal
Afterwards, the household current of 220V can be depressured the low-tension current for becoming 5V or so by the charger of mobile terminal, and pass through USB connection
Seat 410 flows into the second attachment base 430.
At this point, the low-tension current will successively pass through the second attachment base 430, the first signal wire 511 in circuit board 500 and
Binary signal line 521, the first attachment base 230 flow to the input terminal of charging circuit 220.Then charging circuit 220 is to electric by charging
The low-tension current that the input terminal on road 220 flows into boosts, and becomes the high-tension current of 10V or so, and make the high-tension current through filling
The output end of circuit 220 flows into battery holder 300, and charges for the battery in battery holder 300.
In addition, USB attachment base 410 is connected with multiple second grounding points 420 respectively, battery holder 300 is respectively with multiple first
Grounding point 210 is connected,, can be by be arranged in mainboard 200 4 when the battery in battery holder 300 is charged such as Fig. 2
First grounding point 210 and two the second grounding points 420 being arranged in daughter board 400 are connected with the metal center 100 of mobile terminal,
Thus, it is possible to using the metal center 100 of mobile terminal as GND (Ground, the electric wire of the battery charging in battery holder 300
Ground terminal) circuit, GND signal wire is arranged without the second layer 520 using circuit board 500, is saved in the second layer 520
Space can be used to arrange second signal line 520, the ability of the super-high-current of increasing circuit plate 500 improves filling for mobile terminal
Electric speed shortens the charging time, promotes the usage experience of user.
In order to realize above-described embodiment, the present invention also proposes a kind of mobile terminal comprising the charging of above-mentioned mobile terminal
Device.Wherein, mobile terminal may include mobile phone or tablet computer.
The mobile terminal of the embodiment of the present invention can be charged by the charging unit of above-mentioned mobile terminal in mobile terminal
When, the ability of the super-high-current of increasing circuit plate mentions so as to improve the charging rate of mobile terminal, shorten the charging time
Rise the usage experience of user.
In the description of the present invention, it is to be understood that, term " center ", " longitudinal direction ", " transverse direction ", " length ", " width ",
" thickness ", "upper", "lower", "front", "rear", "left", "right", "vertical", "horizontal", "top", "bottom" "inner", "outside", " up time
The orientation or positional relationship of the instructions such as needle ", " counterclockwise ", " axial direction ", " radial direction ", " circumferential direction " be orientation based on the figure or
Positional relationship is merely for convenience of description of the present invention and simplification of the description, rather than the device or element of indication or suggestion meaning must
There must be specific orientation, be constructed and operated in a specific orientation, therefore be not considered as limiting the invention.
In addition, term " first ", " second " are used for descriptive purposes only and cannot be understood as indicating or suggesting relative importance
Or implicitly indicate the quantity of indicated technical characteristic.Define " first " as a result, the feature of " second " can be expressed or
Implicitly include at least one this feature.In the description of the present invention, the meaning of " plurality " is at least two, such as two, three
It is a etc., unless otherwise specifically defined.
In the present invention unless specifically defined or limited otherwise, term " installation ", " connected ", " connection ", " fixation " etc.
Term shall be understood in a broad sense, for example, it may be being fixedly connected, may be a detachable connection, or integral；It can be mechanical connect
It connects, is also possible to be electrically connected；It can be directly connected, can also can be in two elements indirectly connected through an intermediary
The interaction relationship of the connection in portion or two elements, unless otherwise restricted clearly.For those of ordinary skill in the art
For, the specific meanings of the above terms in the present invention can be understood according to specific conditions.
In the present invention unless specifically defined or limited otherwise, fisrt feature in the second feature " on " or " down " can be with
It is that the first and second features directly contact or the first and second features pass through intermediary mediate contact.Moreover, fisrt feature exists
Second feature " on ", " top " and " above " but fisrt feature be directly above or diagonally above the second feature, or be merely representative of
First feature horizontal height is higher than second feature.Fisrt feature can be under the second feature " below ", " below " and " below "
One feature is directly under or diagonally below the second feature, or is merely representative of first feature horizontal height less than second feature.
In the description of this specification, reference term " one embodiment ", " some embodiments ", " example ", " specifically show
The description of example " or " some examples " etc. means specific features, structure, material or spy described in conjunction with this embodiment or example
Point is included at least one embodiment or example of the invention.In the present specification, schematic expression of the above terms are not
It must be directed to identical embodiment or example.Moreover, particular features, structures, materials, or characteristics described can be in office
It can be combined in any suitable manner in one or more embodiment or examples.In addition, without conflicting with each other, the skill of this field
Art personnel can tie the feature of different embodiments or examples described in this specification and different embodiments or examples
It closes and combines.
Although the embodiments of the present invention has been shown and described above, it is to be understood that above-described embodiment is example
Property, it is not considered as limiting the invention, those skilled in the art within the scope of the invention can be to above-mentioned
Embodiment is changed, modifies, replacement and variant.
Claims (8)
1. a kind of charging unit of mobile terminal characterized by comprising
Metal center；
Mainboard, the mainboard include multiple first grounding points being arranged on the mainboard, the multiple first grounding point point
It is not connected with the metal center；
Battery holder, the battery holder are connected with the mainboard, wherein the battery holder respectively with the multiple first grounding point phase
Even；
Daughter board, the daughter board include general-purpose serial bus USB attachment base and multiple second ground connection being arranged on the daughter board
Point, the multiple second grounding point are connected with the metal center respectively, and the USB attachment base is used for input charging voltage,
In, the USB attachment base is connected with the multiple second grounding point respectively；
Circuit board, the circuit board are connected with the mainboard and the daughter board respectively, and the circuit board includes first layer and second
Layer, the first layer are equipped with the first signal wire, and the second layer is equipped with second signal line, wherein the USB attachment base point
It not being connected with the battery holder by the first signal wire and second signal line, the circuit board is flexible circuit board FPC, described the
One signal wire and the second signal line are charging circuit anode VCHG signal wire.
2. the charging unit of mobile terminal as described in claim 1, which is characterized in that further include:
Charging circuit on the mainboard and the first attachment base are set, and the input terminal of the charging circuit and described first connect
The first end of joint chair is connected, and the output end of the charging circuit is connected with the battery holder, the second end of first attachment base
It is connected with one end of the circuit board, the third end of first attachment base is connected with the mainboard.
3. the charging unit of mobile terminal as described in claim 1, which is characterized in that further include:
The second attachment base on the daughter board is set, the first end of second attachment base is connected with the USB attachment base,
The second end of second attachment base is connected with the other end of the circuit board, the third end of second attachment base and the son
Plate is connected.
4. the charging unit of mobile terminal as claimed in claim 2 or claim 3, which is characterized in that first attachment base and described
Second attachment base is plate to plate BTB connector.
5. the charging unit of mobile terminal as described in claim 1, which is characterized in that the USB attachment base is located at the son
The edge of plate.
6. the charging unit of mobile terminal as described in claim 1, which is characterized in that the multiple first grounding point and described
Multiple second grounding points are copper sheet.
7. a kind of mobile terminal, which is characterized in that the charging dress including mobile terminal such as of any of claims 1-6
It sets.
8. mobile terminal as claimed in claim 7, which is characterized in that the mobile terminal includes mobile phone or tablet computer.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201610607537.3A CN106160096B (en) | 2016-07-28 | 2016-07-28 | Mobile terminal and its charging unit |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201610607537.3A CN106160096B (en) | 2016-07-28 | 2016-07-28 | Mobile terminal and its charging unit |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN106160096A CN106160096A (en) | 2016-11-23 |
| CN106160096B true CN106160096B (en) | 2019-02-15 |
Family
ID=58060228
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201610607537.3A Active CN106160096B (en) | 2016-07-28 | 2016-07-28 | Mobile terminal and its charging unit |
Country Status (1)
| Country | Link |
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| CN (1) | CN106160096B (en) |
Families Citing this family (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN106684998A (en) * | 2017-01-10 | 2017-05-17 | 奇酷互联网络科技（深圳）有限公司 | Power supply wire winding structure and electronic product thereof |
| CN108695914A (en) * | 2017-04-07 | 2018-10-23 | 中兴通讯股份有限公司 | A kind of charging circuit and its charging method |
| CN107275836A (en) * | 2017-06-29 | 2017-10-20 | 广东欧珀移动通信有限公司 | Connector assembly and terminal device |
| CN107706984B (en) * | 2017-10-31 | 2020-12-01 | Oppo广东移动通信有限公司 | Mobile terminal and charging device thereof |
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Also Published As
| Publication number | Publication date |
|---|---|
| CN106160096A (en) | 2016-11-23 |
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| C06 | Publication | ||
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| CB02 | Change of applicant information | ||
| CB02 | Change of applicant information |
Address after: 523860 No. 18, Wu Sha Beach Road, Changan Town, Dongguan, Guangdong Applicant after: OPPO Guangdong Mobile Communications Co., Ltd. Address before: 523860 No. 18, Wu Sha Beach Road, Changan Town, Dongguan, Guangdong Applicant before: Guangdong OPPO Mobile Communications Co., Ltd. |
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