CN106025616A - Power interface, mobile terminal and power adapter - Google Patents
Power interface, mobile terminal and power adapter Download PDFInfo
- Publication number
- CN106025616A CN106025616A CN201610605837.8A CN201610605837A CN106025616A CN 106025616 A CN106025616 A CN 106025616A CN 201610605837 A CN201610605837 A CN 201610605837A CN 106025616 A CN106025616 A CN 106025616A
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- China
- Prior art keywords
- power supply
- power
- pin foot
- supply pin
- power interface
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Classifications
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- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01R—ELECTRICALLY-CONDUCTIVE CONNECTIONS; STRUCTURAL ASSOCIATIONS OF A PLURALITY OF MUTUALLY-INSULATED ELECTRICAL CONNECTING ELEMENTS; COUPLING DEVICES; CURRENT COLLECTORS
- H01R12/00—Structural associations of a plurality of mutually-insulated electrical connecting elements, specially adapted for printed circuits, e.g. printed circuit boards [PCB], flat or ribbon cables, or like generally planar structures, e.g. terminal strips, terminal blocks; Coupling devices specially adapted for printed circuits, flat or ribbon cables, or like generally planar structures; Terminals specially adapted for contact with, or insertion into, printed circuits, flat or ribbon cables, or like generally planar structures
- H01R12/50—Fixed connections
- H01R12/51—Fixed connections for rigid printed circuits or like structures
- H01R12/55—Fixed connections for rigid printed circuits or like structures characterised by the terminals
-
- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01R—ELECTRICALLY-CONDUCTIVE CONNECTIONS; STRUCTURAL ASSOCIATIONS OF A PLURALITY OF MUTUALLY-INSULATED ELECTRICAL CONNECTING ELEMENTS; COUPLING DEVICES; CURRENT COLLECTORS
- H01R12/00—Structural associations of a plurality of mutually-insulated electrical connecting elements, specially adapted for printed circuits, e.g. printed circuit boards [PCB], flat or ribbon cables, or like generally planar structures, e.g. terminal strips, terminal blocks; Coupling devices specially adapted for printed circuits, flat or ribbon cables, or like generally planar structures; Terminals specially adapted for contact with, or insertion into, printed circuits, flat or ribbon cables, or like generally planar structures
- H01R12/50—Fixed connections
- H01R12/51—Fixed connections for rigid printed circuits or like structures
- H01R12/52—Fixed connections for rigid printed circuits or like structures connecting to other rigid printed circuits or like structures
- H01R12/526—Fixed connections for rigid printed circuits or like structures connecting to other rigid printed circuits or like structures the printed circuits being on the same board
-
- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01R—ELECTRICALLY-CONDUCTIVE CONNECTIONS; STRUCTURAL ASSOCIATIONS OF A PLURALITY OF MUTUALLY-INSULATED ELECTRICAL CONNECTING ELEMENTS; COUPLING DEVICES; CURRENT COLLECTORS
- H01R12/00—Structural associations of a plurality of mutually-insulated electrical connecting elements, specially adapted for printed circuits, e.g. printed circuit boards [PCB], flat or ribbon cables, or like generally planar structures, e.g. terminal strips, terminal blocks; Coupling devices specially adapted for printed circuits, flat or ribbon cables, or like generally planar structures; Terminals specially adapted for contact with, or insertion into, printed circuits, flat or ribbon cables, or like generally planar structures
- H01R12/50—Fixed connections
- H01R12/51—Fixed connections for rigid printed circuits or like structures
- H01R12/55—Fixed connections for rigid printed circuits or like structures characterised by the terminals
- H01R12/58—Fixed connections for rigid printed circuits or like structures characterised by the terminals terminals for insertion into holes
-
- 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
-
- Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
- Y02—TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
- Y02B—CLIMATE CHANGE MITIGATION TECHNOLOGIES RELATED TO BUILDINGS, e.g. HOUSING, HOUSE APPLIANCES OR RELATED END-USER APPLICATIONS
- Y02B40/00—Technologies aiming at improving the efficiency of home appliances, e.g. induction cooking or efficient technologies for refrigerators, freezers or dish washers
Landscapes
- Engineering & Computer Science (AREA)
- Power Engineering (AREA)
- Charge And Discharge Circuits For Batteries Or The Like (AREA)
Abstract
The invention discloses a power interface, a mobile terminal and a power adapter. The power interface comprises a body part, data pins and power pins. The body part is suitable for being connected with a circuit board. There are multiple data pins which are separated and connected with the body part. There are multiple power pins which are separated and connected with the body part. The power pins and the data pins are arranged in a spaced way. At least one of the multiple power pins comprises a widening segment. The cross section area of the widening segment is greater than that of the data pins so as to increase the current load capacity of the power pins. According to the power interface, the widening segment is arranged on the power pins so that the current load capacity of the power pins can be increased, transmission speed of current can be enhanced, the power interface is enabled to have a quick charging function and the charging efficiency for a battery can be enhanced.
Description
Technical field
The present invention relates to communication technical field, specifically, particularly relate to a kind of power interface, mobile terminal and power adaptation
Device.
Background technology
Along with the progress in epoch, the Internet and mobile radio communication provide the function application of magnanimity.User not only can use shifting
Dynamic terminal carries out tradition application, such as: use smart mobile phone to answer or call；Meanwhile, user not only can be all right
Mobile terminal is used to carry out web page browsing, picture transfer, game etc..
While using mobile terminal to process thing, owing to using the frequency of mobile terminal to increase, mobile terminal can be consumed in a large number
The electricity of battery core, thus need often charging；Due to the quickening of rhythm of life, especially burst urgent thing gets more and more, user
Want to the battery core to mobile terminal and carry out large current charge.
Summary of the invention
It is contemplated that one of technical problem solved the most to a certain extent in correlation technique.To this end, the present invention proposes one
Kind of power interface, described power interface has that connection is reliable, rapid advantage of charging.
The invention allows for a kind of mobile terminal, described mobile terminal includes power interface as above.
The invention allows for a kind of power supply adaptor, described power supply adaptor includes power interface as above.
Power interface according to embodiments of the present invention, including: be suitable to the main part being connected with circuit board；Multiple spaced apart numbers
According to pin foot, described data pin foot is connected with described main part；With multiple spaced apart power supply pin feet, described power supply pin
Foot connects with described main part and described power supply pin foot is spaced apart with described data pin foot, in multiple described power supply pin feet
At least one include the section of widening, described in the cross-sectional area of the section of widening more than the cross-sectional area of described data pin foot to increase institute
State the current load amount of power supply pin foot.
Power interface according to embodiments of the present invention, by arranging the section of widening on power supply pin foot, can increase power supply pin
The current load amount of foot, such that it is able to improve the transmission speed of electric current, makes power interface have the function of quick charge, promotes
Charge efficiency to battery.
According to one embodiment of present invention, described in the cross-sectional area of the section of widening be S, described S >=0.09805mm2。
According to one embodiment of present invention, described S=0.13125mm2。
According to one embodiment of present invention, the thickness of described power supply pin foot is D, and described D meets: 0.1mm≤D≤0.3mm.
According to one embodiment of present invention, described D=0.25mm.
According to one embodiment of present invention, the position of the section of widening described in, close described power supply pin foot front end is provided with platform
Terrace.
According to one embodiment of present invention, described step surface is on the first side wall of and the section of widening described in being positioned at, described
The first side wall is suitable to electrically connect with electric-conductor.
According to one embodiment of present invention, the side being positioned at described step surface of described the first side wall is for being suitable to described
The contact surface of electric-conductor contact, the position being positioned at described step surface opposite side of described the first side wall is equipped with dielectric spacer layer.
According to one embodiment of present invention, on the width of described power supply pin foot, the width of described contact surface is W,
Described W meets: 0.24mm≤W≤0.32mm.
According to one embodiment of present invention, described W=0.25mm.
According to one embodiment of present invention, described in relative two sidewall of the section of widening be the first side wall and the second sidewall, institute
Stating the first side wall to be suitable to electrically connect with electric-conductor, described step surface is two and respectively First terrace and second step face,
Described First terrace be positioned at described in the section of widening the first side wall on, described second step face be positioned at described in the second side of the section of widening
On wall, two described step surfaces are spaced apart on the width of the described section of widening.
According to one embodiment of present invention, in described First terrace and described second step face are generally aligned in the same plane.
According to one embodiment of present invention, the section of widening described in is positioned at the middle part of described power supply pin foot.
According to one embodiment of present invention, part described power supply pin foot is VBUS, and part described power supply pin foot is GND.
Mobile terminal according to embodiments of the present invention, described mobile terminal has power interface described above.
Mobile terminal according to embodiments of the present invention, by arranging the section of widening on power supply pin foot, can increase power supply pin
The current load amount of foot, such that it is able to improve the transmission speed of electric current, makes power interface have the function of quick charge, promotes
Charge efficiency to battery.
Power supply adaptor according to embodiments of the present invention, described power supply adaptor has power interface described above.
Power supply adaptor according to embodiments of the present invention, by arranging the section of widening on power supply pin foot, can increase power supply pin
The current load amount of foot, such that it is able to improve the transmission speed of electric current, makes power interface have the function of quick charge, promotes
Charge efficiency to battery.
Accompanying drawing explanation
Fig. 1 is the partial structurtes schematic diagram of power interface according to embodiments of the present invention；
Fig. 2 is the explosive view of power interface according to embodiments of the present invention；
Fig. 3 is the close-up schematic view in Fig. 2 at A；
Fig. 4 is the cross-sectional schematic of power interface according to embodiments of the present invention；
Fig. 5 is the close-up schematic view in Fig. 4 at B；
Fig. 6 is the structural representation of the power supply pin foot of power interface according to embodiments of the present invention；
Fig. 7 is the structural representation of the power supply pin foot of power interface according to embodiments of the present invention；
Fig. 8 is the structural representation of the power supply pin foot of power interface according to embodiments of the present invention
Fig. 9 is the structural representation of the power supply pin foot of power interface according to embodiments of the present invention；
Figure 10 is the structural representation of the power supply pin foot of power interface according to embodiments of the present invention.
Reference:
Power interface 100,
Main part 110,
Data pin foot 120,
Power supply pin foot 130, front end 131, the section of widening 132, the first side wall 134, step surface 133, First terrace 133a,
Second sidewall 135, second step face 133b, the first wall 136, the second wall 137, chamfering 138, dielectric spacer layer 139,
Roughness 140, intermediate patches 150.
Detailed description of the invention
Embodiments of the invention are described below in detail, and the example of described embodiment is shown in the drawings.Below with reference to accompanying drawing
The embodiment described is exemplary, it is intended to is used for explaining the present invention, and is not considered as limiting the invention.
In describing the invention, it is to be understood that term " length ", " width ", " thickness ", " on ", D score,
"front", "rear", "left", "right", " end ", " interior ", " outward ", " circumferential " etc. instruction orientation or position relationship be based on
Orientation shown in the drawings or position relationship, be for only for ease of the description present invention and simplify description rather than instruction or hint institute
The device that refers to or element must have specific orientation, with specific azimuth configuration and operation, therefore it is not intended that to this
Bright restriction.
Additionally, term " first ", " second " are only used for describing purpose, and it is not intended that instruction or hint relative importance
Or the implicit quantity indicating indicated technical characteristic.Thus, define " first ", the feature of " second " can be expressed
Or implicitly include at least one this feature.In describing the invention, " multiple " are meant that at least two, such as two
Individual, three etc., unless otherwise expressly limited specifically.
In the present invention, unless otherwise clearly defined and limited, term " install ", " being connected ", " connection ", " fixing "
Should be interpreted broadly Deng term, connect for example, it may be fixing, it is also possible to be to removably connect, or integral；Can be
Be mechanically connected, it is also possible to be electrical connection or each other can communication；Can be to be joined directly together, it is also possible to by the indirect phase of intermediary
Even, can be connection or the interaction relationship of two elements of two element internals, unless otherwise clear and definite restriction.For
For those of ordinary skill in the art, above-mentioned term concrete meaning in the present invention can be understood as the case may be.
Power interface 100 according to embodiments of the present invention is described in detail referring to Fig. 1-Figure 10.It should be noted that power supply
Interface 100 can be for charging or data transmission interface, its can be located at mobile phone, panel computer, notebook computer or
Other have the mobile terminal of rechargeable function, and power interface 100 can electrically connect with corresponding power supply adaptor to realize electricity
Signal, the communication connection of data signal.
As shown in Fig. 1-Figure 10, power interface 100 according to embodiments of the present invention, including: main part 110, data pin
Foot 120 and power supply pin foot 130.
Specifically, main part 110 is suitable to be connected with circuit board, and data pin foot 120 is spaced apart multiple and and main body
Portion 110 connects.Power supply pin foot 130 can be spaced apart multiple and be connected with main part 110.Power supply pin foot 130
It is intervally arranged with data pin foot 120.At least one in multiple power supply pin feet 130 includes the section of widening 132, the section of widening
The cross-sectional area of 132 is more than the cross-sectional area of data pin foot 120 to increase the current load amount of power supply pin foot 130.Need
It is noted that power interface 100 can set on mobile terminals, mobile terminal (such as mobile phone, panel computer, notes
This computer etc.) inside can be provided with battery, battery can be charged by external power source by power interface 100.
Power interface 100 according to embodiments of the present invention, by arranging the section of widening 132, Ke Yizeng on power supply pin foot 130
The current load amount of big power supply pin foot 130, such that it is able to improve the transmission speed of electric current, makes power interface 100 have soon
The function of speed charging, promotes the charge efficiency to battery.
According to one embodiment of present invention, the cross-sectional area of the section of widening 132 is S, S >=0.09805mm2.Test through experiment
Card, as S >=0.09805mm2Time, the current load amount of power supply pin foot 130 is at least 10A, thus can be by promoting electricity
The current load amount of source pin foot 130 improves charge efficiency.Through further verification experimental verification, work as S=0.13125mm2Time,
The current load amount of power supply pin foot 130 be 12A or more than, thus can promote charge efficiency.
According to one embodiment of present invention, the thickness of power supply pin foot 130 is that D, D meet: 0.1mm≤D≤0.3mm.
Through experimental verification, as 0.1mm≤D≤0.3mm, the current load amount of power supply pin foot 130 is at least 10A, thus may be used
Charge efficiency is improved with the current load amount by promoting power supply pin foot 130.Through further verification experimental verification, when
During D=0.25mm, the current load amount of power supply pin foot 130, the current load amount of power supply pin foot 130 can be substantially improved
For 12A or more than, such that it is able to promote charge efficiency.
According to one embodiment of present invention, as in figure 2 it is shown, the section of widening 132 may be located at the middle part of power supply pin foot 130.
Thus, it is possible to optimize multiple power supply pin foot 130 and the layout of multiple data pin foot 120, make full use of power interface 100
Space, such that it is able to improve the compact conformation degree of power interface 100 and reasonability.
According to one embodiment of present invention, the position of close power supply pin foot 130 front end 131 of the section of widening 132 is provided with
Step surface 133.It should be noted that when power interface 100 carries out quick charge, there is the power supply pin of the section of widening 132
Foot 130 may be used for carrying bigger charging current；When power interface 100 commonly charges, in the section of widening 132
Step surface 133 can avoid power supply pin foot 130 to contact with the corresponding pin foot on power supply adaptor.Thus, it is possible to make this
Power interface 100 in embodiment is applicable to different power supply adaptors.Such as, quick charge is carried out when power interface 100
Time, power interface 100 can be with the corresponding power supply adaptor electrical connection with quick-charge function；When power interface 100
When commonly charging, power interface 100 can electrically connect with corresponding common power adapter.Here, explanation is needed
It is that quick charge can refer to that charging current is more than or equal to charged state or rated output power the filling not less than 15W of 2.5A
Electricity condition；Common charging can refer to that charging current is less than charged state or the rated output power charging less than 15W of 2.5A
State.
It should be noted that step surface 133 can process by the way of punching press, the side of step surface 133 can be with shape
Become depressed part.For improving the stability in use of power interface 100, dielectric spacer layer 139 in depressed part, can be filled with.
Thus, when power interface 100 commonly charges, dielectric spacer layer 139 can be effectively by power supply pin foot 130 electricity
Corresponding pin foot on source adapter is spaced apart, it is to avoid the section of widening 132 produces charging interference to the pin foot on power supply adaptor,
Such that it is able to promote power interface 100 common charge power supply adapter is adapted to ability, promote power interface 100 and commonly filling
Stability under electricity condition.It should be noted that dielectric spacer layer 139 can be formed as wrapping up the portion of power supply pin foot 130
Exceptionally surface, the encapsulated portion of package data pin foot 120 outer surface, the most encapsulated portion can be to be made up of insulating heat-conduction material.
As shown in Figure 7, Figure 8, for improving the dielectric spacer layer 139 adhesive ability on depressed part, on the internal face of depressed part
Roughness 140 can be provided with.Thus can increase the contact area of dielectric spacer layer 139 and depressed part, such that it is able to make absolutely
Intermarginal interlayer 139 is stably adhered in depressed part.In some examples of the present invention, as it is shown in fig. 7, roughness 140
Can be formed as lobe, the lobe in depressed part can be embedded in dielectric spacer layer 139, such that it is able to make between insulation
Interlayer 139 is securely attached in depressed part；In other embodiments of the present invention, as shown in Figure 8, roughness 140
Can be formed as groove, dielectric spacer layer 139 can be filled into inside grooves；Have in some embodiments, slightly in the present invention
Rough portion 140 may be formed as matsurface.
According to some embodiments of the present invention, the sidewall of at least side of the through section of widening of depressed part 132.On the one hand, can make
Power interface 100 is applicable to the power supply adaptor of different model, on the other hand, it is simple to processing, such that it is able to simplify processing work
Skill.Further, the sidewall through by depressed part of the section of widening 132 is the first wall 136, and the through of depressed part is widened
The wall of section is the second wall 137, and the position that the first wall 136 intersects with the second wall 137 is provided with chamfering 138.Need
Illustrating, the setting of chamfering 138 not only can increase depressed part and dielectric spacer layer 139 contact area, promotes between insulation
The interlayer 139 adhesive strength on depressed part, it is also possible to make the outer surface rounding off of power supply pin foot 130.It addition, work as
When needing to utilize Sheet Metal Forming Technology processing power source pin foot 130, chamfering 138 position can be also used for accommodating in punching course and produces
Clout, such that it is able to promote the smooth degree of outer surface of power supply pin foot 130.
According to some embodiments of the present invention, as shown in Figure 10, step surface 133 can be one, step surface 133
On the first side wall 134 of the section of widening 132, the first side wall 134 is suitable to electrically connect with electric-conductor.It should be noted that work as
When power interface 100 electrically connects with power supply adaptor, in power supply adaptor, corresponding pin foot is as electric-conductor and power supply pin
The first side wall 134 of foot 130 electrically connects.It is understood that when power interface 100 electrically connects with power supply adaptor,
In power supply adaptor, corresponding pin foot fits tightly with the first side wall 134 of power supply pin foot 130, such that it is able to realize electricity
Stable electrical connection between source interface 100 and power supply adaptor.
In some examples of the present invention, the position of the side being positioned at step surface 133 of the first side wall 134 is for being suitable to and conduction
The contact surface of part contact, the position being positioned at step surface 133 opposite side of the first side wall 134 is equipped with dielectric spacer layer 139.
It should be noted that can be by the method machine table terrace 133 of punching press, such as, in example as shown in Figure 10, can
The first side wall 134 is carried out punching press along the direction shown in arrow a, the first side wall 134 is positioned on the left of step surface 133
Position be configured to the contact surface that is suitable to electrically connect with electric-conductor, and be positioned on the first side wall 134 on the right side of step surface 133
Position, is equipped with dielectric spacer layer.
According to one embodiment of present invention, as shown in Fig. 6, Figure 10, described power supply pin foot 130 width (as
Left and right directions shown in Fig. 6, Figure 10) on, the width of described contact surface is W, and described W meets: 0.24mm≤W≤0.32mm.
Through experimental verification, as 0.24mm≤W≤0.32mm, the current load amount of power supply pin foot 130 is at least 10A, thus
Charge efficiency can be improved by the current load amount promoting power supply pin foot 130.Through further verification experimental verification, when
During W=0.25mm, the current load amount of power supply pin foot 130, the current load of power supply pin foot 130 can be substantially improved
Amount for 12A or more than, such that it is able to promote charge efficiency.
According to other embodiments of the present invention, as shown in Fig. 6-Fig. 9, relative two sidewall of the section of widening 132 is first
Sidewall 134 and the second sidewall 135, the first side wall 134 is suitable to electrically connect with electric-conductor.
As shown in Fig. 6-Fig. 9, step surface 133 can be two and respectively First terrace 133a and second step face 133b,
First terrace 133a is positioned on the first side wall 134, and second step face 133b is positioned on the second sidewall 135, two steps
Face 133 is spaced apart on the width of the section of widening 132.Such as, as shown in Fig. 4-Fig. 9, the width of the section of widening 132
Direction can be the left and right directions shown in Fig. 4-Fig. 9, the first side wall 134 towards the outside of power interface 100 (such as Fig. 4
Shown lateral direction), the second sidewall 135 towards the inner side (direction, inner side as shown in Figure 4) of power interface 100, two
Individual step surface 133 is the most spaced apart, and one of them First terrace 133a is positioned on the first side wall 134, the
Two step surface 133b are positioned on the second sidewall 135.
It should be noted that when processing power source pin foot 130, can be by two step surfaces 133 of processes of punching press.
Such as, first the first side wall 134 to the section of widening 132 carries out punching press to form First terrace 133a, then to the section of widening 132
The second sidewall 135 carry out punching press to form second step face 133b.For another example, in punching course, by adjusting quiet mould
Shape, it is possible to achieve form two step surfaces 133 through a punching press.According to one embodiment of present invention, First
In terrace 133a and second step face 133b is generally aligned in the same plane.Such as, as it is shown in figure 9, First terrace 133a and
Two step surface 133b are positioned at same perpendicular (plane being perpendicular to left and right directions as shown in Figure 9).
Power interface 100 according to embodiments of the present invention is described in detail referring to Fig. 1-Figure 10.It is worth being understood by, following
The concrete restriction being merely illustrative rather than to the present invention is described.
For convenience of describing, as a example by power interface 100 is as Type-C.Type-C interface full name is USB Type-C interface,
It is a kind of interface shape, is that USB standard has been organized as solution USB interface physical interface specification disunity for a long time,
Electric energy can only the drawback such as one-way transmission and formulate brand-new data, video, audio frequency, electric energy coffret specification.
The feature of Type-C is: the equipment of standard can declare to the opposing party connected by the CC pin in interface specification
Claiming the wish (i.e. the anode connecting line of tradition USB) oneself taking VBUS, a side of stronger wish is finally to VBUS output electricity
Pressure and electric current, the opposing party then accepts the power supply of VBUS bus, or still refusal accepts power supply, but does not affect transfer function.
In order to more easily use this bus definition.Type-C interface chip (such as LDR6013), is typically divided into equipment
Four kinds of roles: DFP, Strong DRP, DRP, UFP.These four role takies the wish of VBUS bus and successively decreases successively.
Wherein, DFP is equivalent to adapter, can persistently want to VBUS output voltage, and Strong DRP is equivalent to portable power source,
Only when meeting adapter, just abandon exporting VBUS.DRP is equivalent to mobile phone, under normal circumstances, all expects that the other side is to certainly
Oneself powers, but when meeting the equipment more weak than oneself, that the most also undertakes to do what is apparently beyond one's ability exports to the other side, and UFP is the most externally to export
Electric energy, generally weak battery equipment, or without battery apparatus, such as bluetooth earphone.USB Type-C supports positive anti-plug,
There is altogether due to tow sides four groups of power supplys and ground, power support can significantly promote again.
Power interface 100 in the present embodiment can be USB Type-C interface, its electricity being applicable to have quick-charge function
Source adapter, is also applied for common power adapter.Here, it should be noted that quick charge can refer to that charging current is big
Charged state or the rated output power charged state not less than 15W in 2.5A；Common charging can refer to that charging current is little
The charged state less than 15W in the charged state equal to 2.5A or rated output power.It is to say, when utilization has soon
When the power supply adaptor of speed charge function charges to power interface 100, charging current is more than or equal to 2.5A or specified output work
Rate is not less than 15W；When utilizing common power adapter to charge to power interface 100, charging current is less than 2.5A or volume
Determine output less than 15W.
In order to make the power interface 100 power supply adaptor standardization suitable with power interface 100, make power interface 100
Size meet the design requirement of standard interface.Such as, pin foot number is the power interface 100 of 24, and its design requires
Width (width on the left and right directions of power interface 100, left and right directions as shown in Figure 1) is a, in order to make this enforcement
Power interface 100 in example meets design standard, and the width of the power interface 100 in the present embodiment be (power interface 100
Width on left and right directions, left and right directions as shown in Figure 1) also it is a.For making the power supply pin foot 130 can be limited
Carry bigger charging current in space, the part pin foot in 24 pin feet can be saved, increase power supply pin simultaneously
The cross-sectional area of foot 130 for the bigger charging current of carrying, and the part that power supply pin foot 130 increases can be arranged in by
The position of the pin foot omitted, one side achieves the optimization layout of the parts to power interface 100, on the other hand increases
Power supply pin foot 130 can hold current-carrying ability.
Specifically, as shown in Figure 1-Figure 3, power interface 100 includes: 110, six data pin foot 120 and of main part
Eight power supply pin feet 130.Wherein, six data pin feet 120 respectively A5, A6, A7, B5, B6, B7, eight
Power supply pin foot 130 is respectively A1, A4, A9, A12, B1, B4, B9, B12, four in eight power supply pin feet 130
Individual is four VBUS, and four additional is GND.It is folded with intermediate patches 150 between two relative GND, needs explanation
It is that power interface 100 can set on mobile terminals, mobile terminal (such as mobile phone, panel computer, notebook computer etc.)
Inside can be provided with battery, external power source can be connected with power interface 100 by power supply adaptor, and then enters battery
Row charging.
Main part 110 is suitable to be connected with circuit board, and data pin foot 120 is for spaced apart multiple and be connected with main part 110.
Power supply pin foot 130 can be spaced apart multiple and be connected with main part 110.Power supply pin foot 130 and data pin foot
120 are intervally arranged.At least one in multiple power supply pin feet 130 includes that the section of widening 132, the section of widening 132 are positioned at power supply
The middle part of pin foot 130, the cross-sectional area of the section of widening 132 is more than the cross-sectional area of data pin foot 120 to increase power supply pin
The current load amount of foot 130.The section of widening 132 can take the position of the pin foot being omitted, and on the one hand can increase power supply
The charging current that pin foot 130 can carry, it is easy to accomplish quick-charge function, on the other hand, can improve power supply and connect
The space availability ratio of mouth 100.
As shown in Fig. 6, Figure 10, the thickness of power supply pin foot 130 is D, and the cross-sectional area of the section of widening 132 is S, Jing Guoshi
Checking, works as D=0.25mm, S=0.13125mm2Time, the current load amount of power supply pin foot 130 is at least 12A, thus
Charge efficiency can be promoted.Further, as shown in Figure 10, as W=0.25mm, the electric current of power supply pin foot 130 carries
Lotus amount can be 14A or more than, such that it is able to promote charge efficiency.
As shown in Fig. 6, Figure 10, power supply pin foot 130 has the contact surface being suitable to electrically connect with power supply adaptor, described
On the width (left and right directions as shown in Fig. 6, Figure 10) of power supply pin foot 130, the width of described contact surface is W,
Described W meets: 0.24mm≤W≤0.32mm.Through experimental verification, as 0.24mm≤W≤0.32mm, power supply pin foot
The current load amount of 130 is at least 10A, thus can improve charging by the current load amount promoting power supply pin foot 130
Efficiency.Through further verification experimental verification, as W=0.25mm, the electric current that power supply pin foot 130 can be substantially improved carries
Lotus amount, the current load amount of power supply pin foot 130 can be 10A, 12A, 14A or more than, such that it is able to promote charging effect
Rate.
As shown in Fig. 4-Fig. 8, the partial outer face of power supply pin foot 130, package data pin foot 120 outer surface are enclosed with
Encapsulated portion, the most encapsulated portion can be to be made up of insulating heat-conduction material.Before the section of widening 132, close power supply pin foot 130
The position of end 131 is provided with step surface 133, can be filled with encapsulated portion in step surface 133.The internal face of step surface 133
On can be provided with matsurface, thus can increase the contact area in encapsulated portion and step surface 133, such that it is able to make encapsulated portion steady
Surely it is attached in step surface 133.
It should be noted that when power interface 100 carries out quick charge, there is the power supply pin foot 130 of the section of widening 132
May be used for carrying bigger charging current；When power interface 100 commonly charges, the bag filled in step surface 133
Glue portion can avoid power supply pin foot 130 to contact with the corresponding pin foot on power supply adaptor.Thus, it is possible to make the present embodiment
In power interface 100 be applicable to different power supply adaptors.
As shown in Figure 6, step surface 133 can be two, and two step surfaces 133 are in left and right directions (institute in such as Fig. 4-Fig. 8
The left and right directions shown) upper spaced apart.As shown in Figure 4, Figure 5, the second sidewall 135 is relative with the first side wall 134, the
One sidewall 134 is suitable to electrically connect with electric-conductor and towards the outside (lateral direction as shown in Figure 4) of power interface 100, and
Two sidewalls 135 are relative with the first side wall 134 and inner side (direction, inner side as shown in Figure 4) towards power interface 100, its
In a step surface 133 be positioned on the first side wall 134, another one step surface 133 is positioned on the second sidewall 135.
As shown in Figure 6, the sidewall of at least side of the through section of widening of step surface 133 132.On the one hand, power interface can be made
100 power supply adaptors being applicable to different model, on the other hand, it is simple to processing, such that it is able to simplified processing process.More enter
One step ground, the sidewall through by step surface 133 of the section of widening 132 is the first wall 136, and the through of step surface 133 is widened
The wall of section is the second wall 137, and the position that the first wall 136 intersects with the second wall 137 is provided with chamfering 138.Need
Illustrating, the setting of chamfering 138 not only can increase step surface 133 and dielectric spacer layer 139 contact area, promotes absolutely
The intermarginal interlayer 139 adhesive strength on step surface 133, it is also possible to make the outer surface rounding off of power supply pin foot 130.
It addition, when needs utilize Sheet Metal Forming Technology processing power source pin foot 130, chamfering 138 position can be also used for accommodating punching press
The clout produced in journey, such that it is able to promote the smooth degree of the outer surface of power supply pin foot 130.
Thus, by arranging the section of widening 132 on power supply pin foot 130, the current load of power supply pin foot 130 can be increased
Amount, such that it is able to improve the transmission speed of electric current, makes power interface 100 have the function of quick charge, promotes battery
Charge efficiency.
Mobile terminal according to embodiments of the present invention, including power interface 100 as above.Mobile terminal can pass through power supply
Interface 100 realizes the transmission of the signal of telecommunication, data signal.Such as, mobile terminal can be fitted with power supply by power interface 100
Orchestration electrical connection is to realize charging or data-transformation facility.
Mobile terminal according to embodiments of the present invention, by arranging the section of widening 132 on power supply pin foot 130, can increase electricity
The current load amount of source pin foot 130, such that it is able to improve the transmission speed of electric current, makes power interface 100 have and quickly fills
The function of electricity, promotes the charge efficiency to battery.
Power supply adaptor according to embodiments of the present invention, power supply adaptor has power interface 100 described above.Mobile terminal
The transmission of the signal of telecommunication, data signal can be realized by power interface 100.
Power supply adaptor according to embodiments of the present invention, by arranging the section of widening 132 on power supply pin foot 130, can increase
The current load amount of power supply pin foot 130, such that it is able to improve the transmission speed of electric current, makes power interface 100 have quickly
The function of charging, promotes the charge efficiency to battery.
In the description of this specification, reference term " embodiment ", " some embodiments ", " example ", " specifically show
Example " or the description of " some examples " etc. means to combine this embodiment or example describes specific features, structure, material or
Feature is contained at least one embodiment or the example of the present invention.In this manual, the schematic representation to above-mentioned term
Necessarily it is directed to identical embodiment or example.And, the specific features of description, structure, material or feature are permissible
One or more embodiment in office or example combine in an appropriate manner.Additionally, in the case of the most conflicting, ability
The feature of the different embodiments described in this specification or example and different embodiment or example can be entered by the technical staff in territory
Row combines and combination.
Although above it has been shown and described that embodiments of the invention, it is to be understood that above-described embodiment is exemplary,
Being not considered as limiting the invention, those of ordinary skill in the art within the scope of the invention can be to above-described embodiment
It is changed, revises, replaces and modification.
Claims (16)
1. a power interface, it is characterised in that including:
Be suitable to the main part being connected with circuit board；
Multiple spaced apart data pin feet, described data pin foot is connected with described main part；With
Multiple spaced apart power supply pin feet, described power supply pin foot is connected with described main part and described power supply pin foot and institute
Stating data pin foot spaced apart, at least one in multiple described power supply pin feet includes the section of widening, described in the section of widening transversal
Area is more than the cross-sectional area of described data pin foot to increase the current load amount of described power supply pin foot.
Power interface the most according to claim 1, it is characterised in that described in the cross-sectional area of the section of widening be S, described
S≥0.09805mm2。
Power interface the most according to claim 2, it is characterised in that described S=0.13125mm2。
Power interface the most according to claim 1, it is characterised in that the thickness of described power supply pin foot is D, described
D meets: 0.1mm≤D≤0.3mm.
Power interface the most according to claim 4, it is characterised in that described D=0.25mm.
Power interface the most according to claim 1, it is characterised in that described in the section of widening, near described power supply pin
The position of foot front end is provided with step surface.
Power interface the most according to claim 6, it is characterised in that described step surface is one and widens described in being positioned at
On the first side wall of section, described the first side wall is suitable to electrically connect with electric-conductor.
Power interface the most according to claim 7, it is characterised in that described the first side wall be positioned at described step surface
The position of side is the contact surface being suitable to contact with described electric-conductor, described the first side wall be positioned at described step surface opposite side
Dielectric spacer layer it is equipped with on position.
Power interface the most according to claim 8, it is characterised in that on the width of described power supply pin foot,
The width of described contact surface is W, and described W meets: 0.24mm≤W≤0.32mm.
Power interface the most according to claim 9, it is characterised in that described W=0.25mm.
11. power interfaces according to claim 6, it is characterised in that described in relative two sidewall of the section of widening be
The first side wall and the second sidewall, described the first side wall is suitable to electrically connect with electric-conductor,
Described step surface is two and respectively First terrace and second step face, and described First terrace is positioned at described first
On sidewall, described second step face is positioned on described second sidewall, and two described step surfaces are at the width of the described section of widening
Upper spaced apart.
12. power interfaces according to claim 11, it is characterised in that described First terrace and described second step
In face is generally aligned in the same plane.
13. power interfaces according to claim 1, it is characterised in that described in the section of widening be positioned at described power supply pin foot
Middle part.
14. power interfaces according to claim 1, it is characterised in that part described power supply pin foot is VBUS, portion
Dividing described power supply pin foot is GND.
15. 1 kinds of mobile terminals, it is characterised in that include according to the power interface according to any one of claim 1-14.
16. 1 kinds of power supply adaptors, it is characterised in that include according to the power interface according to any one of claim 1-14.
Priority Applications (6)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201610605837.8A CN106025616A (en) | 2016-07-27 | 2016-07-27 | Power interface, mobile terminal and power adapter |
| US16/314,745 US10862233B2 (en) | 2016-07-27 | 2017-04-19 | Power interface, mobile terminal, and power adapter |
| KR1020197004573A KR20190026918A (en) | 2016-07-27 | 2017-04-19 | Power interface, mobile terminal and power adapter |
| JP2019504008A JP7027405B2 (en) | 2016-07-27 | 2017-04-19 | Power interface, mobile terminal and power adapter |
| PCT/CN2017/081020 WO2018018947A1 (en) | 2016-07-27 | 2017-04-19 | Power interface, mobile terminal, and power adapter |
| EP17833253.2A EP3480896B1 (en) | 2016-07-27 | 2017-04-19 | Power interface, mobile terminal, and power adapter |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201610605837.8A CN106025616A (en) | 2016-07-27 | 2016-07-27 | Power interface, mobile terminal and power adapter |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN106025616A true CN106025616A (en) | 2016-10-12 |
Family
ID=57114880
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201610605837.8A Pending CN106025616A (en) | 2016-07-27 | 2016-07-27 | Power interface, mobile terminal and power adapter |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN106025616A (en) |
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| WO2018018946A1 (en) * | 2016-07-27 | 2018-02-01 | 广东欧珀移动通信有限公司 | Power interface, mobile terminal and power adapter |
| WO2018018947A1 (en) * | 2016-07-27 | 2018-02-01 | 广东欧珀移动通信有限公司 | Power interface, mobile terminal, and power adapter |
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| CN107732498B (en) * | 2016-10-24 | 2019-03-29 | Oppo广东移动通信有限公司 | Interface, terminal, power supply adaptor, data line and jig component |
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