CN206542216U - A kind of mobile phone back splint portable power source mainboard - Google Patents
A kind of mobile phone back splint portable power source mainboard Download PDFInfo
- Publication number
- CN206542216U CN206542216U CN201720216719.8U CN201720216719U CN206542216U CN 206542216 U CN206542216 U CN 206542216U CN 201720216719 U CN201720216719 U CN 201720216719U CN 206542216 U CN206542216 U CN 206542216U
- Authority
- CN
- China
- Prior art keywords
- mobile phone
- pcb board
- power source
- battery
- back splint
- 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.)
- Expired - Fee Related
Links
Abstract
A kind of mobile phone back splint portable power source mainboard, it is characterized in that including pcb board and battery, the both positive and negative polarity of the battery is electrically connected with pcb board current supply circuit respectively, the top left hand of the pcb board is provided with earphone socket, its top middle portion is provided with power input output end, its top right part is provided with ＆ off switch, and its bottom is respectively arranged with cathode power supply incoming end and negative power supply incoming end, and the back side of the power input output end is provided with the plug supporting with mobile phone charge port.
Description
Technical field
The utility model is related to a kind of portable power source mainboard, refers specifically to a kind of mobile phone back splint portable power source mainboard.
Background technology
Earphone and mobile phone are patched existing mobile phone back splint portable power source for convenience, in its bottom side correspond to mobile phone
The positions of earpiece holes sets a through hole, to access earphone cord plug, although solve earphone and mobile phone patches problem, still
The setting of through hole makes mobile phone back splint portable power source be most unseemly.
The content of the invention
In order to solve problem present in above technology, the utility model provides a kind of mobile phone back splint with earphone socket
Portable power source mainboard.
The utility model includes pcb board and battery, and the both positive and negative polarity of the battery is electric with pcb board current supply circuit respectively
Connection.
The top left hand of the pcb board is provided with earphone socket, and its top middle portion is provided with power input output end,
Its top right part is provided with ＆ off switch, and its bottom is respectively arranged with cathode power supply incoming end and negative power supply incoming end, the electricity
The back side of source input/output terminal is provided with the plug supporting with mobile phone charge port.
Good effect of the present utility model is earphone is directly patched with the earphone socket on mobile phone back splint power supply, no
But make access earphone convenient, and it is elegant in appearance.
Brief description of the drawings
The utility model is further described below in conjunction with the accompanying drawings.
Fig. 1 is Facad structure figure of the present utility model.
Fig. 2 is backside structure figure of the present utility model.
Embodiment
As shown in figure 1, the utility model is a kind of mobile phone back splint portable power source mainboard.
As shown in Fig. 2 the utility model includes pcb board 1 and battery 2, the both positive and negative polarity of the battery 2 respectively with PC
The current supply circuit of B plates 1 is electrically connected.The top left hand of the pcb board 1 is provided with earphone socket 14, and its top middle portion is provided with
Power input output end 12, its top right part is provided with ＆ off switch 11, and its bottom is respectively arranged with the He of cathode power supply incoming end 15
Negative power supply incoming end 16, its middle part is provided with four battery capacity indication lamps 13.The back side of the power input output end 12 is set
There is the plug 17 supporting with mobile phone charge port.When earphone inserts earphone socket 14, the audio-frequency information in mobile phone is defeated by power supply
Enter output end 12 and be transferred to mobile phone socket 14, then played out by earphone.
Claims (1)
1. a kind of mobile phone back splint portable power source mainboard, it is characterized in that including pcb board and battery, the both positive and negative polarity point of the battery
Do not electrically connected with pcb board current supply circuit, the top left hand of the pcb board is provided with earphone socket, its top middle portion peace
Equipped with power input output end, its top right part is provided with ＆ off switch, and its bottom is respectively arranged with cathode power supply incoming end and negative
Pole power access end, the back side of the power input output end is provided with the plug supporting with mobile phone charge port.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201720216719.8U CN206542216U (en) | 2017-03-07 | 2017-03-07 | A kind of mobile phone back splint portable power source mainboard |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201720216719.8U CN206542216U (en) | 2017-03-07 | 2017-03-07 | A kind of mobile phone back splint portable power source mainboard |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN206542216U true CN206542216U (en) | 2017-10-03 |
Family
ID=59941134
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201720216719.8U Expired - Fee Related CN206542216U (en) | 2017-03-07 | 2017-03-07 | A kind of mobile phone back splint portable power source mainboard |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN206542216U (en) |
-
2017
- 2017-03-07 CN CN201720216719.8U patent/CN206542216U/en not_active Expired - Fee Related
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| GR01 | Patent grant | ||
| GR01 | Patent grant | ||
| CF01 | Termination of patent right due to non-payment of annual fee | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20171003 Termination date: 20190307 |