CN204046673U - A kind of mobile phone with double cell function - Google Patents
A kind of mobile phone with double cell function Download PDFInfo
- Publication number
- CN204046673U CN204046673U CN201420476169.XU CN201420476169U CN204046673U CN 204046673 U CN204046673 U CN 204046673U CN 201420476169 U CN201420476169 U CN 201420476169U CN 204046673 U CN204046673 U CN 204046673U
- Authority
- CN
- China
- Prior art keywords
- mobile phone
- double cell
- battery
- module
- mobile
- 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
Landscapes
- Charge And Discharge Circuits For Batteries Or The Like (AREA)
- Mobile Radio Communication Systems (AREA)
Abstract
The utility model discloses a kind of mobile phone with double cell function, by a double cell handover module built-in in mobile phone, an additional external leather sheath battery, makes mobile phone can use two pieces of batteries and the one piece of battery realized in intelligent selection two pieces of batteries is powered to mobile phone.Be provided with mobile module and double cell handover module in mobile phone body, be connected by GPIO pin between mobile module with double cell handover module.Mobile phone has an internal battery storehouse, also has an external leather sheath battery in addition.By the collaborative work of mobile module and double cell handover module, realize two pieces of batteries alternately for mobile phone is powered, when the unexpected power down of the battery of powering in two pieces of batteries or electricity too low time, intelligence is switched to another block powered battery, ensures that mobile phone normally works not power down.
Description
Technical field
The utility model relates to a kind of mobile phone, especially a kind of mobile phone with double cell function.
Background technology
Mobile phone is as conventional communication tool, and the life with people is closely bound up, and cell-phone function is more and more abundanter, and handset capability is also more and more stronger, and power consumption is also continuous increase certainly.Meanwhile, portable in order to mobile phone, add structural restriction, the capacity of battery of mobile phone but increases limited.So we often run into such situation, when travelling outside or out on tours, just needing to find not have electricity when mobile phone, bringing a lot of trouble to our work and life.And the Double-battery mobile phone of additional leather sheath battery, convenient disassembly, does not affect mobile phone attractive in appearance, but greatly can promote the stand-by time of mobile phone.
Utility model content
The purpose of this utility model is to provide a kind of mobile phone with double cell function, it is with reserve battery, by a double cell handover module built-in in conventional mobile phone equipment, additional one piece of leather sheath battery, make mobile phone can use two pieces of batteries, and two pieces of batteries freely can switch and power to mobile phone simultaneously.
In order to achieve the above object, the utility model adopts following technical scheme: a kind of mobile phone with double cell function, be provided with mobile module and double cell handover module in described mobile phone body, mobile module is connected by GPIO pin with between double cell handover module; Described mobile module is provided with main battery and external leather sheath battery, and leather sheath battery is by battery connector and interior of mobile phone Power Management Unit model calling;
Described double cell handover module comprises the single-chip microcomputer, double cell detecting unit and the battery charging unit that realize double cell and switch, and described double cell detecting unit module is all connected with single-chip microcomputer with battery charging unit module.
As further preferred, described double cell detecting unit comprises voltage detector and the first controller, described first controller circuitry comprises PMOS field effect transistor VT1 and VT2, diode D1 and D6, JK flip-flop 74HC107, PMOS VT3 and diode D2, voltage detector adopts S-80833, S-80833 to have the function of battery change detection.
As further preferred, described battery charging unit comprise power management chip, PMOS field effect transistor VT4, VT5, VT9, with or circuit U 4, diode D3, AC adapter or USB composition, wherein VT4, VT5 and with or circuit U 4 form second controller.
As further preferred, the single-chip microcomputer in described double cell handover module adopts AW3312 chip.
As further preferred, mobile phone central processor, Power Management Unit module, mobile phone radio frequency unit module, antenna for mobile phone, microphone and loud speaker is comprised in described mobile module, described antenna for mobile phone is connected with mobile phone central processor by mobile phone radio frequency unit module, microphone and loud speaker are input input-output units, are connected in mobile phone central processor.
As further preferred, described leather sheath battery is circumscribed with solar panel, and this solar panel is used for charging to this leather sheath battery.
As further preferred, described solar panel is solar energy photovoltaic panel.
As further preferred, described leather sheath battery is circumscribed with solar energy photovoltaic panel by optical-electrical converter.
The beneficial effects of the utility model are: the battery detection unit meeting Real-Time Monitoring main battery in the utility model double cell handover module and the state variation of external leather sheath battery.When the battery electric quantity of powering is too low or unexpected unexpected power down, single-chip microcomputer sends into high (low) level will to the control port of chip, thus be switched to another block battery and power, can be reported to mobile phone central processor with the form of interrupting, central processing unit control mobile phone speaker or display screen inform the switching state of user's battery simultaneously.After mobile phone inserts charger, mobile phone central processor detects the insertion of charger, then notifies single-chip microcomputer, and single-chip microcomputer first judges the electricity of two batteries by battery detection unit, then automatically switching to this block battery that electricity is lower, charging the battery by controlling battery charging unit.After current battery charge is saturated, then be switched to another block battery, until two pieces of batteries all complete charging.
The utility model is by mutually coordinating between single-chip microcomputer, voltage detector and charhing unit etc., control the operating state of field effect transistor, thus control battery carries out charging or externally discharging, adopt the mode of hardware to realize the seamless switching of double cell, guarantee the stability of a system.
In addition, the utility model is under the condition of solar irradiation abundance, photovoltaic panel can provide the charging current of lasting 300mA, user is when using internal battery, sunlight can be utilized simultaneously to the charging of leather sheath battery, after leather sheath battery is full of electricity, can powers to main system simultaneously also can charge to internal battery, adding of heliotechnics allows charging break away from the restriction of power line, can charge whenever and wherever possible.
Accompanying drawing explanation
Fig. 1 is the theory diagram that the utility model embodiment has the mobile phone of double cell function.
Fig. 2 is the theory diagram of the utility model embodiment double cell handover module.
Fig. 3 is the utility model embodiment Double-battery powered circuit theory diagrams.
Fig. 4 is the utility model embodiment double cell charging circuit theory diagrams.
What mark in accompanying drawing is described as follows: 1-main battery, 2-leather sheath battery, 3-single-chip microcomputer, 4-double cell detecting unit, 5-battery charging unit, 6-mobile phone central processor, 7-Power Management Unit module, 8-mobile phone radio frequency unit module, 9-antenna for mobile phone, 10-microphone, 11-loud speaker, 12-first controller, 13-second controller, 14-voltage detector, 15-charge power supply.
Embodiment
The realization of the utility model object, functional characteristics and beneficial effect, be described further below in conjunction with specific embodiment and accompanying drawing.
Below in conjunction with the drawings and specific embodiments, technical scheme described in the utility model is described in further detail, to make those skilled in the art better can understand the utility model being implemented, but illustrated embodiment is not as to restriction of the present utility model.
As shown in Figure 1, the utility model embodiment has the mobile phone of double cell function, and be provided with mobile module and double cell handover module in described mobile phone body, mobile module is connected by GPIO pin with between double cell handover module; Described mobile module is provided with main battery 1 and external leather sheath battery 2, and leather sheath battery 2 is by battery connector and interior of mobile phone Power Management Unit model calling; Described double cell handover module comprise realize double cell switch single-chip microcomputer 3, double cell detecting unit 4 and battery charging unit 5, described double cell detecting unit 4 is all connected with single-chip microcomputer 3 with battery charging unit 5;
Mobile phone central processor 6, Power Management Unit module 7, mobile phone radio frequency unit module 8, antenna for mobile phone 9, microphone 10 and loud speaker 11 is comprised in described mobile module, described antenna for mobile phone 9 is connected with mobile phone central processor 6 by mobile phone radio frequency unit module 8, microphone 10 and loud speaker 11 are input input-output units, are connected in mobile phone central processor 6.
As shown in Figures 2 and 3, described double cell detecting unit comprises voltage detector 14 and the first controller 12, described first controller circuitry comprises PMOS field effect transistor VT1 and VT2, diode D1 and D6, JK flip-flop 74HC107, PMOS VT3 and diode D2, voltage detector 14 adopts S-80832, and S-80832 has the function of battery change detection.
As shown in Figures 2 and 4, described battery charging unit comprise power management chip, PMOS field effect transistor VT4, VT5, VT9, with or circuit U 4, diode D3, AC adapter or USB composition, wherein VT4, VT5 and with or circuit U 4 form second controller.
Described leather sheath battery 2 is circumscribed with photovoltaic dash receiver, and this photovoltaic dash receiver is used for charging to this leather sheath battery 2, and described leather sheath battery 2 is circumscribed with solar energy photovoltaic panel by optical-electrical converter.
Contrast Fig. 2 and 3, power supply circuits are made up of main battery 1, leather sheath battery 2, first controller 12, voltage detector 14 and single-chip microcomputer 3, operation principle is as follows: when powering on, and single-chip microcomputer U1, by pin P1.5 control PMOS pipe VT8 conducting, makes plant-grid connection load.Pin P2.7 utilizes its duplex communication feature to be first used as to export, and output low level makes 74HC107 reset, and is just drawn high by P2.7 level after flip-flop output Q level sets low.During reset, Q is that low level makes VT1 conducting VT2 end, thus achieves that leather sheath battery B is suspended and system is only powered separately by battery A.When S-80833 input terminal voltage Vin is higher than 3.2V, its voltage Vout exporting to load will keep Vin size constant; When Vin is lower than 3.2V, then Vout becomes low level, and the trailing edge that the feedback control signal that Vout exports produces will trigger JK flip-flop, the level of its output Q is uprised, thus VT1 is ended, and the cut-off of VT1 can cause VT2 conducting, so just starts leather sheath battery B and powers.By inquiry pin P2.7 level, single-chip microcomputer just can know that now whom system powered by any time.
Contrast Fig. 2 and 4, charging circuit comprises main battery 1, leather sheath battery 2, second controller 13, charge power supply 15(AC adapter or USB power source equipment) and single-chip microcomputer 3, operation principle is as follows: when single-chip microcomputer P2.7 pin detect system be powered by battery A time, 74LS153 input pin A level is high, 74LS153 pin B level sets high and Y can be made to export high level by single-chip microcomputer, cause VT4 to end, battery A does not charge, and the conducting of VT5 can make external power source charge to battery B.When microprocessor detect to system be powered by battery B time, can realize charging to battery A.In addition, by battery voltage detection circuit, that can learn whether any battery voltage arrived cut-ff voltage 2.75V or 0V is taken down state, as long as at this moment control 74LS153 input pin B level, just can realize battery list for the function of singly filling.
Claims (8)
1. there is a mobile phone for double cell function, it is characterized in that: be provided with mobile module and double cell handover module in described mobile phone body, mobile module is connected by GPIO pin with between double cell handover module; Described mobile module is provided with main battery and external leather sheath battery, and leather sheath battery is by battery connector and interior of mobile phone Power Management Unit model calling;
Described double cell handover module comprises the single-chip microcomputer, double cell detecting unit and the battery charging unit that realize double cell and switch, and described double cell detecting unit module is all connected with above-mentioned single-chip microcomputer with battery charging unit module.
2. the mobile phone with double cell function according to claim 1, it is characterized in that: described double cell detecting unit comprises voltage detector and the first controller, described first controller circuitry comprises PMOS field effect transistor VT1 and VT2, diode D1 and D6, JK flip-flop 74HC107, PMOS VT3 and diode D2, and voltage detector adopts S-80833.
3. the mobile phone with double cell function according to claim 1, it is characterized in that: described battery charging unit comprise power management chip, PMOS field effect transistor VT4, VT5, VT9, with or circuit U 4, diode D3, AC adapter or USB composition, wherein VT4, VT5 and with or circuit U 4 form second controller.
4. according to the mobile phone with double cell function described in claim 1 or 2 or 3, it is characterized in that: the single-chip microcomputer in described double cell handover module adopts AW3312 chip.
5. the mobile phone with double cell function according to claim 1, it is characterized in that: in described mobile module, comprise mobile phone central processor, Power Management Unit module, mobile phone radio frequency unit module, antenna for mobile phone, microphone and loud speaker, described antenna for mobile phone is connected with mobile phone central processor by mobile phone radio frequency unit module, microphone and loud speaker are input input-output units, are connected in mobile phone central processor.
6. the mobile phone with double cell function according to claim 1, is characterized in that: described leather sheath battery is circumscribed with solar panel, and this solar panel is used for above-mentioned leather sheath battery charging.
7. the mobile phone with double cell function according to claim 6, is characterized in that: described solar panel is solar energy photovoltaic panel.
8. the mobile phone with double cell function according to claim 7, is characterized in that: described leather sheath battery is circumscribed with solar energy photovoltaic panel by optical-electrical converter.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201420476169.XU CN204046673U (en) | 2014-08-22 | 2014-08-22 | A kind of mobile phone with double cell function |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201420476169.XU CN204046673U (en) | 2014-08-22 | 2014-08-22 | A kind of mobile phone with double cell function |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN204046673U true CN204046673U (en) | 2014-12-24 |
Family
ID=52247294
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201420476169.XU Expired - Fee Related CN204046673U (en) | 2014-08-22 | 2014-08-22 | A kind of mobile phone with double cell function |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN204046673U (en) |
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN106410944A (en) * | 2016-10-28 | 2017-02-15 | 深圳市奋达科技股份有限公司 | Dual-battery power supply circuit and smart watch |
| CN108683803A (en) * | 2018-04-26 | 2018-10-19 | 宁波亿拍客网络科技有限公司 | A kind of dual power supply mobile phone and movable equipment |
| CN112448437A (en) * | 2019-09-04 | 2021-03-05 | 北京小米移动软件有限公司 | Terminal and battery charging and discharging control method |
-
2014
- 2014-08-22 CN CN201420476169.XU patent/CN204046673U/en not_active Expired - Fee Related
Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN106410944A (en) * | 2016-10-28 | 2017-02-15 | 深圳市奋达科技股份有限公司 | Dual-battery power supply circuit and smart watch |
| CN106410944B (en) * | 2016-10-28 | 2019-04-23 | 深圳市奋达科技股份有限公司 | Double-battery powered circuit and intelligent wristwatch |
| CN108683803A (en) * | 2018-04-26 | 2018-10-19 | 宁波亿拍客网络科技有限公司 | A kind of dual power supply mobile phone and movable equipment |
| CN112448437A (en) * | 2019-09-04 | 2021-03-05 | 北京小米移动软件有限公司 | Terminal and battery charging and discharging control method |
Similar Documents
| Publication | Publication Date | Title |
|---|---|---|
| CN203933124U (en) | A kind of single interface portable power source, bluetooth keyboard and protective sleeve | |
| CN101924383B (en) | Mobile terminal of automatically setting charging current and implementation method thereof | |
| CN205610297U (en) | Energy -conservation automatic control circuit that charges | |
| CN204046673U (en) | A kind of mobile phone with double cell function | |
| CN106356978B (en) | Intelligent solar charger | |
| CN205583749U (en) | Intelligence goes up and down to press charging and discharging circuit | |
| CN202634003U (en) | Multi-source portable USB (Universal Serial Bus) power supply | |
| CN203522233U (en) | Portable power source having 3G and wireless routing function and used for direct battery charging | |
| CN205846783U (en) | With handset mounting and the intelligent 5V power supply adaptor of ear playing function | |
| CN205986274U (en) | Multichannel battery charging system | |
| CN202333932U (en) | ZIGBEE based energy-saving intelligent wireless charging device | |
| CN105322576A (en) | Mobile power supply with rapid charging function | |
| CN201048304Y (en) | Manual power generation charging circuit of digital product | |
| CN103973101A (en) | Novel DC-DC power adapter | |
| CN204216613U (en) | A kind of portable power source | |
| CN203166571U (en) | Charger with charging recognition function | |
| CN201075857Y (en) | Sheath with solar energy charger unit | |
| CN207164696U (en) | A kind of low-power dissipation power supply | |
| CN206370678U (en) | A kind of USB interface of computer output voltage detects protection circuit | |
| CN201528216U (en) | Power supply circuit and electronic equipment | |
| CN203707842U (en) | Emergent special multifunctional mobile power supply dormancy circuit | |
| CN204833161U (en) | Utilize super capacitor to realize wireless keyboard that solar charging and hypervelocity charge | |
| CN204760672U (en) | Intelligent socket | |
| CN203707841U (en) | Circuit structure of mobile power supply | |
| CN204290396U (en) | Support the portable 4G wireless router of function of solar charging |
Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| 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: 20141224 Termination date: 20170822 |