CN207939218U - A kind of back splint mobile power of tape relay interface - Google Patents
A kind of back splint mobile power of tape relay interface Download PDFInfo
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- CN207939218U CN207939218U CN201721684165.0U CN201721684165U CN207939218U CN 207939218 U CN207939218 U CN 207939218U CN 201721684165 U CN201721684165 U CN 201721684165U CN 207939218 U CN207939218 U CN 207939218U
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- back splint
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Abstract
The utility model belongs to Cellphone Accessories technical field, more particularly to a kind of back splint mobile power of tape relay interface, including back splint mobile power charging base, battery, back splint mobile power cradle upper cover, the back splint mobile power charging base connects to form an enclosure space with the back splint mobile power cradle upper cover, the battery is equipped in the enclosure space, the first PCBA board and the second PCBA board are additionally provided in the enclosure space, first PCBA board is electrically connected with second PCBA board, first PCBA board is equipped with the first kind interface for being connect with mobile phone, second PCBA board is equipped with the second class interface for being connect with external equipment, two the second class interfaces are included at least in second PCBA board.The utility model can solve the problems, such as the Lightning interfaces of mobile phone in the prior art or Type C interface cannot realize charging and transmission audio signal simultaneously.
Description
Technical field
The utility model belongs to Cellphone Accessories technical field, and in particular to a kind of back splint mobile power of tape relay interface.
Background technology
Mobile phone back splint mobile power is that mobile phone derives accessory, and the appearance of back splint mobile power is brought more just to user
Profit, the puzzlement of charger and charging wire need to be carried by having broken away from common mobile power.However existing back splint mobile power has one
A defect cannot use the earphone of Lightning interfaces or Type-C interfaces when charging the phone, that is, export the same of audio
Shi Buneng cannot export audio while charging the phone or charge the phone.
Smart mobile phone is mostly used for daily entertainment (such as game, video, audio) at present, and power consumption is larger, needs sometimes
Want to use mobile phone when charging the phone, at this time Lightning interfaces or Type-C interfaces just cannot achieve and meanwhile charge and
The function of exporting audio, causes to perplex to user.
Therefore a kind of back splint mobile power with earphone interface expanded function is designed with practical significance very outstanding.
Utility model content
The utility model provides a kind of back splint mobile power of tape relay interface, to solve mobile phone in the prior art
Lightning interfaces or Type-C interfaces cannot realize the problem of charging and transmission audio signal simultaneously.
The utility model provides a kind of back splint mobile power of tape relay interface, including back splint mobile power charging base,
Battery, back splint mobile power cradle upper cover, the back splint mobile power charging base and the back splint mobile power cradle
Upper cover connects to form an enclosure space, and the battery is equipped in the enclosure space, first is additionally provided in the enclosure space
PCBA board and the second PCBA board, first PCBA board are electrically connected with second PCBA board, are set in first PCBA board
It is useful for the first kind interface being connect with mobile phone, the second class that second PCBA board is equipped with for being connect with external equipment connects
Mouthful, two the second class interfaces are included at least in second PCBA board.
As the preferred embodiment of the utility model, the first kind interface in first PCBA board is Type-C interfaces；
The second class interface in second PCBA board is Type-C interfaces and 3.5Plug interfaces, includes at least two
Type-C interfaces.
As the preferred embodiment of the utility model, the first kind interface respectively in the second class interface described in
Any Type-C interfaces are electrically connected in 3.5Plug interfaces and the second class interface, in the second class interface
It is connected between each Type-C interfaces.
As the preferred embodiment of the utility model, the first kind interface in first PCBA board is Lightning interfaces；
The second class interface in second PCBA board is Lightning interfaces and 3.5Plug interfaces, includes at least two
Lightning interfaces.
As the preferred embodiment of the utility model, second PCBA board further includes DAC decoding chips, and the first kind connects
Mouth is electrically connected with any Lightning interfaces in the DAC decoding chips and the second class interface respectively, described
DAC decoding chips are also electrically connected with the 3.5Plug interfaces in the second class interface, each in the second class interface
It is connected between the Lightning interfaces.
As the preferred embodiment of the utility model, the back splint mobile power charging base is corresponding with the second class interface
Position be equipped with through-hole with the second class interface form fit.
As the preferred embodiment of the utility model, the back splint mobile power cradle upper cover and the first kind interface pair
The position answered is equipped with the through-hole with the first kind interface form fit.
Further include power management chip and battery management protection chip, the electricity as the preferred embodiment of the utility model
Pond administrative protection chip is connect with the battery, and the battery management protection chip is also connect with the power management chip, institute
Power management chip is stated also to connect with the first kind interface in first PCBA board and the second class interface in the second PCBA board
It connects.
The utility model has the beneficial effects that adding the first PCBA board and second on the basis of mobile phone back splint mobile power
PCBA board is integrated with 3.5Plug interfaces, Lightning interfaces or 3.5Plug interfaces, Type-C interfaces in the second PCBA board.
Second PCBA board includes at least two Lightning interfaces or Type-C interfaces, it is ensured that one for charging, another is used for
The function of audio signal is realized while being charged and transmitting to exports audio signal.
In addition, the 3.5Plug interfaces of some model mobile phones and charging interface be in body homonymy, when two interfaces use simultaneously
External cabling is mixed and disorderly, interferes the gripping to mobile phone, makes us not feeling well.The utility model integrates above-mentioned in interface conversion expansion plate
3 kinds of earphone interfaces can arrange various forms of interface positions to mobile phone homonymy so that external cabling is succinctly neat, has avoided
The 3.5Plug earphone interfaces of a little types are oppositely arranged the shortcomings that causing the in disorder influence of external circuit to hold with charging interface, are promoted
User experience.
Description of the drawings
It is required in being described below to embodiment in order to illustrate more clearly of the technical scheme in the embodiment of the utility model
Attached drawing to be used is briefly described, it should be apparent that, the accompanying drawings in the following description is only some realities of the utility model
Example is applied, it for those of ordinary skill in the art, without creative efforts, can also be according to these attached drawings
Obtain other attached drawings.
Fig. 1 is the structural decomposition diagram of the utility model embodiment；
Fig. 2 is the circuit connection diagram of the utility model second embodiment；
Fig. 3 is the circuit connection diagram of the utility model 3rd embodiment.
Wherein, 1, mobile phone, the 2, first PCBA board, 3, back splint mobile power cradle upper cover, the 4, second PCBA board, 5, electricity
Pond, 6, back splint mobile power charging base.
Specific implementation mode
It is new to this practicality below in conjunction with attached drawing to keep the purpose of this utility model, technical solution and advantage clearer
Type embodiment is described in further detail.
The first embodiment of the utility model provides a kind of back splint mobile power of tape relay interface, shown referring to Fig.1, packet
Include back splint mobile power charging base 6, battery 5, back splint mobile power cradle upper cover 3,6 He of back splint mobile power charging base
The connection of back splint mobile power cradle upper cover 3 forms an enclosure space, is packaged with battery 5 in enclosure space.For guarantee and hand
Machine 1 is fitted close, and the bottom of back splint mobile power cradle upper cover 3 has with the position of mobile phone 1 there are one boss, this boss
Inner space is connected to above-mentioned enclosure space.Enclosure space at the boss back is packaged with the first PCBA board 2 and the 2nd PCBA
Plate 4, the first PCBA board 2 and the 2nd PCBA4 plates are electrically connected.First PCBA board 2 is equipped with the first kind for being connect with mobile phone
Interface, the second PCBA board 4 are equipped with the second class interface for being connect with external equipment, two are included at least in the second PCBA board
Second class interface.
The first kind interface of above-mentioned meaning refers to the circuit interface that the utility model is used to connect with mobile phone, the second class interface
It refer to the circuit interface that the utility model is used to connect with external equipment.It is connect to provide multiple connect with external equipment to mobile phone
Mouthful, two the second class interfaces are included at least in the second PCBA board 4, a charging for being used for mobile phone, remaining is used for transmission signal,
Also audio signal can be externally transmitted while charging the phone by other interfaces.Above-mentioned first kind interface or the second class interface
Type include but not limited to Type-C interfaces, Lightning interfaces, microUSB interfaces, 3.5Plug interfaces etc. be suitable for hand
The interface of machine.Various forms of interfaces belong to the prior art, the circuit connecting mode with the first PCBA board 2, the second PCBA board 4
The prior art is also belonged to, those skilled in the art can select size, material and the number of plank according to actual conditions.
First kind interface with the charging interface of mobile phone for connecting, towards the charging interface that should be directed toward mobile phone.Due to
The charging interface of mobile phone is interface female seat, therefore the first kind interface form of the utility model should be interface plug.It is moved in back splint
Dynamic 3 position corresponding with first kind interface of power source charges seat upper cover is equipped with the through-hole with first kind interface form fit, guarantee the
The interface plug of a kind of interface can stretch out interface conversion and expand other than plate cover board 3.
For second class interface for being connect with external equipment, direction should be directed toward outside.Due to the interface shape of external equipment
Formula is interface plug, therefore the form of the second class interface of the utility model should be interface female seat.It charges in back splint mobile power
The position corresponding with the second class interface of pedestal 6 is equipped with the through-hole with the second class interface form fit, ensures external equipment
Interface plug is inserted into the interface female seat of the second class interface.
Further include power management chip and battery management protection chip, battery management protection chip is connect with battery, battery
Administrative protection chip is also connect with power management chip, and power management chip is also connect with the first kind interface in the first PCBA board
Second embodiment is provided on the basis of first embodiment, first kind interface is Type-C interfaces, the second class interface
For Type-C interfaces and 3.5Plug interfaces, the second class interface includes at least two Type-C interfaces.Type-C interfaces are big at present
The charging interface form of most cell phone manufacturers has the function of the audio that charges and transmit.First kind interface obtains connection with mobile phone,
It is connect again with external equipment by the second class interface integrated in the second PCBA board 4.The form of second class interface connects for Type-C
Mouth, compatible decoding chip and 3.5Plug interfaces, the 3.5Plug are divided due to current mobile phone Type-C output signal disunities
Not Wei digital or analog signal, therefore can decide whether the side of additional chip according to the Type-C digital or analog signals exported
Formula keeps its compatibility more extensive, and the size and model of chip can carry out arbitrary type selecting, digital signal warp according to existing technical staff
It crosses after conversion and audio is directly exported by 3.5Plug interfaces, the Type-C interfaces are Type-C digital signals, therefore can be
Digital audio is directly exported by Type-C interfaces in the case of being converted without signal.
In circuit connection, with reference to shown in Fig. 2, first kind interface respectively with the 3.5Plug interfaces in the second class interface with
And second any Type-C interfaces in class interface be electrically connected, connect between each Type-C interfaces in the second class interface
It connects.The external signal output interface of the present embodiment has both 3.5Plug interfaces and Type-C interfaces, meets user to distinct interface shape
The demand of formula.Second class interface includes two Type-C interfaces, can meet the needs of charging and output audio simultaneously, facilitate use
Family uses.
3rd embodiment is provided on the basis of first embodiment, first kind interface is Lightning interfaces, and the second class connects
Mouth includes Lightning interfaces and 3.5Plug interfaces, and the second class interface includes at least two Lightning interfaces.
Lightning interfaces are the charging interface form of iPhone, have the function of the audio that charges and transmit.First kind interface and hand
Machine obtains connection, then the second class interface by being integrated in the second PCBA board 4 is connect with external equipment.The form of second class interface
For Lightning interfaces and 3.5Plug interfaces, since the output signal of mobile phone is Lightning format signals, Lightning
Format signal is digital signal, and needing to be converted to analog signal could be exported by 3.5Plug interfaces, therefore there are one also needing to
Digital signal is switched to analog signal by DAC decoding chips.
In circuit design, with reference to shown in Fig. 3, first kind interface respectively in DAC decoding chips level-one the second class interface
Any Lightning interfaces are electrically connected, and DAC decoding chips are also electrically connected with the 3.5Plug interfaces in the second class interface, the
It is connected between each Lightning interfaces in two class interfaces.The external signal output interface of the present embodiment has both 3.5Plug
Interface and Lightning interfaces meet the needs of iPhone user is to distinct interface form.Second class interface includes two
Lightning interfaces can meet the needs of charging and output audio simultaneously, user-friendly.
With reference to shown in Fig. 2 or Fig. 3, the circuit structure of the utility model further includes power management chip and battery management protection
Chip, battery management protection chip are connect with battery, and battery management protection chip is also connect with power management chip, the power supply
Managing chip is also connect with the first kind interface in first PCBA board and the second class interface in the second PCBA board.Wherein
The size and model of power management chip can carry out arbitrary type selecting according to existing technical staff.
When charge to mobile phone using the utility model, battery is passed through to power management chip and is boosted again to first kind interface,
To provide reliable and stable output voltage to mobile phone.
When needing to think the battery charging of the utility model, by the second class interface input voltage, dropped through power management chip
Again to battery, the voltage after decompression can also be charged by first kind interface to mobile phone pressure.
The above is only the preferred embodiment of the present invention, is not intended to limit the utility model, all in this practicality
Within novel spirit and principle, any modification, equivalent replacement, improvement and so on should be included in the guarantor of the utility model
Within the scope of shield.
Claims (8)
1. a kind of back splint mobile power of tape relay interface, including back splint mobile power charging base, battery, back splint mobile power
Cradle upper cover, the back splint mobile power charging base connect to form an envelope with the back splint mobile power cradle upper cover
Close space, the battery be equipped in the enclosure space, which is characterized in that be additionally provided in the enclosure space the first PCBA board and
Second PCBA board, first PCBA board and second PCBA board are electrically connected, first PCBA board be equipped with for
The first kind interface of mobile phone connection, second PCBA board is equipped with the second class interface for being connect with external equipment, described
Two the second class interfaces are included at least in second PCBA board.
2. the back splint mobile power of tape relay interface according to claim 1, which is characterized in that in first PCBA board
First kind interface be Type-C interfaces；
The second class interface in second PCBA board is Type-C interfaces and 3.5Plug interfaces, includes at least two Type-C
Interface.
3. the back splint mobile power of tape relay interface according to claim 2, which is characterized in that the first kind interface point
Not in the second class interface the 3.5Plug interfaces and the second class interface in any Type-C interfaces electrically connect
It connects, is connected between each Type-C interfaces in the second class interface.
4. the back splint mobile power of tape relay interface according to claim 1, which is characterized in that in first PCBA board
First kind interface be Lightning interfaces；
The second class interface in second PCBA board is Lightning interfaces and 3.5Plug interfaces, includes at least two
Lightning interfaces.
5. the back splint mobile power of tape relay interface according to claim 4, which is characterized in that second PCBA board is also
Including DAC decoding chips, the first kind interface respectively with any institute in the DAC decoding chips and the second class interface
State Lightning interfaces electric connection, the DAC decoding chips also with the 3.5Plug interfaces in the second class interface
It is electrically connected, is connected between each Lightning interfaces in the second class interface.
6. the back splint mobile power of tape relay interface according to claim 1, which is characterized in that the back splint mobile power
Charging base position corresponding with the second class interface is equipped with the through-hole with the second class interface form fit.
7. the back splint mobile power of tape relay interface according to claim 1, which is characterized in that the back splint mobile power
Cradle upper cover position corresponding with the first kind interface is equipped with the through-hole with the first kind interface form fit.
8. the back splint mobile power of tape relay interface according to claim 1, which is characterized in that further include power management core
Piece and battery management protect chip, the battery management protection chip to be connect with the battery, and the battery management protects chip
Also connect with the power management chip, the power management chip also in first PCBA board first kind interface and
The second class interface connection in second PCBA board.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201721684165.0U CN207939218U (en) | 2017-12-06 | 2017-12-06 | A kind of back splint mobile power of tape relay interface |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201721684165.0U CN207939218U (en) | 2017-12-06 | 2017-12-06 | A kind of back splint mobile power of tape relay interface |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN207939218U true CN207939218U (en) | 2018-10-02 |
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ID=63644745
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201721684165.0U Active CN207939218U (en) | 2017-12-06 | 2017-12-06 | A kind of back splint mobile power of tape relay interface |
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| Country | Link |
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| CN (1) | CN207939218U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN107846058A (en) * | 2017-12-06 | 2018-03-27 | 东莞市云仕电子有限公司 | A kind of back splint portable power source of tape relay interface |
-
2017
- 2017-12-06 CN CN201721684165.0U patent/CN207939218U/en active Active
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN107846058A (en) * | 2017-12-06 | 2018-03-27 | 东莞市云仕电子有限公司 | A kind of back splint portable power source of tape relay interface |
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