CN201066796Y - Portal large-capacity power device - Google Patents
Portal large-capacity power device Download PDFInfo
- Publication number
- CN201066796Y CN201066796Y CNU2007201468086U CN200720146808U CN201066796Y CN 201066796 Y CN201066796 Y CN 201066796Y CN U2007201468086 U CNU2007201468086 U CN U2007201468086U CN 200720146808 U CN200720146808 U CN 200720146808U CN 201066796 Y CN201066796 Y CN 201066796Y
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- Prior art keywords
- large capacity
- power device
- power supply
- portable large
- discharge
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Abstract
The utility model provides a portable large-volume electrical source device which comprises a battery, a multi-joint compatible power supply interface part which supplies power to the battery, a multi-joint compatible discharge interface part which ensures that the battery discharges, a control module for controlling the power supply and discharge of the battery and a casing containing the battery, the multi-joint compatible power supply interface part, the multi-joint compatible discharge interface part and the control module. A polymer lithium battery can be adopted to the portable large-volume electrical source device, so the size is small, the weight is light, and the device is convenient for carrying and can be put inside a pocket at any time and at any place to supply power to a portable electronic device. Because the inside of the device is provided with a over charge, over discharge, overcurrent and temperature rising protection induction and control system, the service life and use safety of the device are improved.
Description
Technical field
The utility model relates to a kind of portable large capacity power device, relates in particular to a kind of portable large capacity power device that is used for to the power supply of portable electric appts such as mobile phone, PDA(Personal Digital Assistant).
Background technology
The consumer who uses mobile phone, personal digital assistant often runs into the problem of battery electric quantity deficiency in family expenses AC power or the out of use place of automobile power source.Because traditional power supply unit is out of use under the condition that does not have AC power or automobile power source.For this reason, existing a kind of way is that some occasions on for example airport are provided with fixing cell-phone charging station, is furnished with multiple mobile phone charger for cell-phone charging.But the use flexibility that is to use this mode to power also to have limited the consumer to a certain extent.Also have a kind of way be after adopting dry cell to boost again to the mobile phone power supply, but since dry cell to have a volume big, the limitation that capacity is little, and can only disposablely using is so still cost is higher and inapplicable for this way.
Title discloses a kind of charging device with internal battery No. 02828034.2 for the Chinese patent application of " the portable charged equipment of built-in rechargeable battery ".Because this charging device inside has parts such as tediously long AC power cord, power isolation transformer, filter, rectifier, make it heavy, not portable, and involve great expense.In addition, its power supply is single with the discharge interface, only is suitable for certain specific electronic equipment, and the scope of application is narrower.
In sum, need provide a kind of portable large capacity power device that can overcome the problems referred to above.
The utility model content
The purpose of this utility model provides the jumbo portable large capacity power device that a kind of volume is little, in light weight, be convenient for carrying.It does not have built-in transformer, is not subjected to the restriction of AC power or automobile power source, and joint has plurality of specifications concurrently, has versatility.
The utility model realizes that the technical scheme that above-mentioned purpose adopted is as follows.A kind of portable large capacity power device is provided, and it comprises: rechargeable battery; Be used for to this rechargeable battery powered power supply interface portion; Be used to make the discharge interface portion of this rechargeable battery discharge; Be used to control the control module of the power supply and the discharge of this rechargeable battery; The housing that holds this rechargeable battery, this power supply interface portion, this discharge interface portion and this control module.
Preferably, this control module comprises output voltage Adjustment System and the output voltage sampling system by microprocessor (MCU) control.
Preferably, this control module comprises pulse-width modulation (PWM) control system by microprocessor (MCU) control.
Preferably, this control module also comprises overcharging and crossing and put the protection induction control system by microprocessor (MCU) control.
Preferably, this control module also comprises overcurrent and the temperature rise protection induction control system by microprocessor (MCU) control.
Preferably, this portable large capacity power device also comprises power supply and the discharge condition indication mechanism that is arranged on this housing.
Preferably, this housing comprises loam cake, left side wall and right side wall.
Preferably, this rechargeable battery is a lithium polymer battery.
Preferably, this power supply interface portion is many specifications compatibility, can be connected on the charger of types such as notebook computer, ipod, PSP, PDA, DC, DV, MP3/MP4 or mobile phone to power.
Preferably, this discharge interface portion is many specifications compatibility, and the power interface that can be connected to notebook computer, ipod, PSP, PDA, DC, DV, MP3/MP4 or mobile phone etc. provides power supply for them.
Because this portable large capacity power device can adopt the poly-lithium battery of high energy, its weight may diminish to about 25 grams, and capacity can reach about 450 MAHs (mAH) or bigger.So its volume is little, in light weight, be convenient for carrying, and can be placed on anywhere or anytime in the pocket in order to powering to portable electric appts.Because this supply unit has multiple input/output interface, the scope of application is wider, has versatility.Since be provided with in this device overcharge, mistake is put, overcurrent is with the temperature rise protective circuit, has improved its safety in utilization and useful life.
Description of drawings
Can more specifically describe the utility model by example with reference to the accompanying drawings, wherein accompanying drawing is not proportionally drawn, in the accompanying drawings:
Fig. 1 is the schematic perspective view according to exemplary portable large capacity power device of the present utility model;
Fig. 2 is the three-dimensional exploded view of portable large capacity power device shown in Figure 1;
Fig. 3 has shown according to the schematic perspective view of portable large capacity power device of the present utility model to the mobile phone power supply;
Fig. 4 has shown the operation principle block diagram according to portable large capacity power device of the present utility model; And
Fig. 5 has shown the circuit theory diagrams according to portable large capacity power device of the present utility model.
Embodiment
Fig. 1 and 2 is respectively according to the schematic perspective view of exemplary portable large capacity power device of the present utility model and exploded view.This portable large capacity power device 10 comprises rechargeable battery 4, is used for the power supply interface portion 8 (also claiming the power supply plug) to rechargeable battery 4 power supplies, is used to make the discharge interface portion 5 (also claiming the power supply plug) of these rechargeable battery 4 discharges; Be used to control the control module 6 of the power supply and the discharge of this rechargeable battery; And the housing 11 that holds this rechargeable battery 4, this power supply interface portion 8, this discharge interface portion 5 and control module 6.
Preferably, this power supply interface portion 8 can be many specifications compatibility, can be connected on the charger of types such as notebook computer, ipod (a kind of digital music player of Apple), PSP (a kind of handheld game amusement platform), PDA, DC (digital camera), DV (Digital Video), MP3 (a kind of player of playing compressed music), MP4 (a kind of video player) or mobile phone to power.
Preferably, this discharge interface portion 5 is many specifications compatibilities, and the power interface that can be connected to notebook computer, ipod, PSP, PDA, DC, DV, MP3/MP4 or mobile phone etc. provides power supply for them.
Wherein, housing 11 comprises loam cake 3, left side wall 2, right side wall 7.Left side wall 2 can form the space of roughly sealing (indicating) with right side wall 7 combinations, is used for rechargeable battery 4, control module 6, discharge interface portion 5 and power supply interface portion 8 are contained in wherein.Simultaneously in that roughly the top and the bottom of enclosure space are left opening (indicating) respectively, these two tops and bottom opening are used for the interface of discharge interface portion 5 and power supply interface portion 8 (indicating) being exposed to housing 11 openings or extending out from housing 11 openings, so that the hereinafter power supply that will mention and discharge operation.Can dust protection rubber plug 1 be set in lower part of frame, when power supply interface portion 8 did not use, 1 sealing of this dust protection rubber plug prevented that dust etc. from entering in the power supply interface portion 8 thereon.As shown in Figure 2, when loam cake 3 used, it was incorporated into the top of left side wall 2 and right side wall 7 by connected modes such as buckles, and the extension of the interface portion 5 of will discharge simultaneously (indicating) cover to prevent that it is subjected to the external world and collides.It is pointed out that used orientation term " left side, right side, top, bottom, top, bottom etc. " is that standard defines with reference to the view orientation among Fig. 2 here.For sake of convenience, mainly adopt the bearing calibration of this definition herein.But this does not also mean that to restriction of the present utility model those skilled in the art can redefine relative orientations arc under the situation that does not break away from this principle.
Wherein, this control module 6 is provided with output voltage Adjustment System, output voltage sampling system, overcharges/cross and put/overcurrent/temperature rise protection induction control system.The indicator light (figure does not show) that shows power supply and discharge condition can also be set at the sidepiece (or other proper site) of housing 11 simultaneously, and this indicator light is connected with control module 6 and controlled by it.
Please refer to Fig. 3 and Fig. 4, they have shown respectively according to schematic perspective view and the operation principle block diagram of portable large capacity power device of the present utility model to the mobile phone power supply.Wherein, arrow A has shown the power supply process of this portable large capacity power device, and arrow B has shown the discharge process of this portable large capacity power device.
Here be that example describes with the mobile phone, same structure and principle roughly go on other the notebook computer, ipod, PSP, PDA, DC, electronic equipments such as DV, MP3/MP4.The power supply step of portable large capacity power device is as follows.At first the dust protection rubber plug 1 of rechargeable battery afterbody is opened.The charging adapter plug of conventional mobile phone is connected to power supply interface portion 8.The power supply indicator light is illustrated in the normal power supply process when bright, and after a period of time, when transferring green (Green) indication to by former redness (Red) indication (color of this indicator light can according to the use habit adjustment), expression rechargeable battery 4 electric weight be full of.Can pull out charging adapter this moment, plugs dust protection rubber plug 1 simultaneously.Afterwards, the user can carry this portable large capacity power device, does not use when having electricity in order to mobile phone.Need to prove; in power supply process; overcharge, overcurrent and temperature rise protection induction control system works simultaneously; when parameters such as voltage, electric current or temperature exceed default normal range (NR); corresponding protective circuit can give a warning to the user, reminds the user such as open circuit or with the form of indicator light.As shown in Figure 4, portable large capacity power device also is provided with control modules such as MCU (microcontroller) and PWM (pulse width modulation) control, so that the power supply and the discharge operation of control supply unit, and sustaining voltage satisfies job requirement.
The discharge step of portable large capacity power device is as follows.Specifically as shown in Figure 3, open the loam cake 3 of portable large capacity power device top, the plug of discharge interface portion 5 is connected with the charging socket of mobile phone 20 (not indicating).When this portable large capacity power device and mobile phone normally used, discharge condition indication green light (Green) was lighted, and expression is to the mobile phone use of powering.When the discharge condition indicator light extinguished, expression portable large capacity power device electric weight deficiency needed to re-use after the power supply.Need to prove; in discharge process; output voltage Adjustment System, output voltage sampling system, discharge circuit and discharge prevention induction control system etc. are worked simultaneously; to guarantee carrying out smoothly of discharge process; wherein, output voltage Adjustment System and output voltage sampling system have the effect that is similar to booster circuit.
Fig. 5 has shown the circuit theory diagrams according to portable large capacity power device of the present utility model.Wherein, discharge interface portion 5 and the power supply interface portion 8 in the position of label 5 and the 8 indications difference representative graph 2.The part that frame of broken lines 61 is surrounded wherein 67 and 68 is respectively power supply green indicating lamp and power supply red led for discharging and recharging the indicator light control circuit.The part that frame of broken lines 62 is surrounded is the battery charging and discharging protective circuit.The part that frame of broken lines 63 is surrounded is the power supply current-limiting circuit.The part that frame of broken lines 64 is surrounded is a discharge circuit, and wherein 66 are the discharge indicator light.The part that frame of broken lines 65 is surrounded is a boost control circuit.
Preferably, the rechargeable battery of this portable large capacity power device is a lithium polymer battery.To embody the characteristics that volume is little, in light weight, be convenient for carrying.Its weight may diminish to about 25 grams, and capacity can reach about 450 MAHs (mAH) or bigger certain, also can adopt other high power capacity small size battery known in the art.
The utility model is given the built-in lithium battery power supply of portable large capacity power device by adopting conventional charger for mobile phone; in establish all controls and protection circuit (as MCU and PWM); after this internal battery is full of electricity; boosted and control circuit is given first wife's powered battery in the mobile phone by inside, mobile phone is emergent to be used to do.
Needing ben is that the part advantage of this portable large capacity power device is: the first, there is not built-in transformer; The second, be not subjected to the restriction of AC power or automobile power source; The 3rd, joint has plurality of specifications concurrently, has versatility.
Above with reference to description of drawings various preferred embodiments of the present utility model; but only otherwise deviate from essence of the present utility model and scope; those skilled in the art can carry out modifications and changes on the various forms to it, all belongs to protection range of the present utility model.
Claims (9)
1. portable large capacity power device comprises:
Big capacity rechargeable battery;
Be used for to described rechargeable battery powered power supply interface portion;
Be used to make the discharge interface portion of described rechargeable battery discharge;
Be used to control the control module of the power supply and the discharge of described rechargeable battery;
Housing, it holds described rechargeable battery, described power supply interface portion, described discharge interface portion and described control module.
2. portable large capacity power device according to claim 1 is characterized in that: described control module comprises output voltage Adjustment System and output voltage sampling system.
3. portable large capacity power device according to claim 2 is characterized in that: described control module also comprises overcharging and crossing puts the protection induction control system.
4. portable large capacity power device according to claim 3 is characterized in that: described control module also comprises overcurrent and temperature rise protection induction control system.
5. portable large capacity power device according to claim 4 is characterized in that: described portable large capacity power device also comprises power supply and the discharge condition indication mechanism that is arranged on the described housing.
6. portable large capacity power device according to claim 5 is characterized in that: described housing comprises loam cake, left side wall and right side wall.
7. portable large capacity power device according to claim 6 is characterized in that: described rechargeable battery is a lithium polymer battery.
8. portable large capacity power device according to claim 7, it is characterized in that: described power supply interface portion is many specifications compatibility, can be connected on the charger that notebook computer, ipod, PSP, PDA, DC, DV, MP3, MP4 or mobile phone use to power.
9. portable large capacity power device according to claim 7, it is characterized in that: described discharge interface portion is many specifications compatibility, and the power interface that can be connected to notebook computer, ipod, PSP, PDA, DC, DV, MP3, MP4 or mobile phone provides power supply for them.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CNU2007201468086U CN201066796Y (en) | 2007-04-23 | 2007-04-23 | Portal large-capacity power device |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CNU2007201468086U CN201066796Y (en) | 2007-04-23 | 2007-04-23 | Portal large-capacity power device |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN201066796Y true CN201066796Y (en) | 2008-05-28 |
Family
ID=39483980
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CNU2007201468086U Expired - Fee Related CN201066796Y (en) | 2007-04-23 | 2007-04-23 | Portal large-capacity power device |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN201066796Y (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN101725261B (en) * | 2009-11-30 | 2011-08-24 | 付桂兰 | Untethered remote-control self-containing type power supply automatic cleaner for swimming pool |
-
2007
- 2007-04-23 CN CNU2007201468086U patent/CN201066796Y/en not_active Expired - Fee Related
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN101725261B (en) * | 2009-11-30 | 2011-08-24 | 付桂兰 | Untethered remote-control self-containing type power supply automatic cleaner for swimming pool |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| C17 | Cessation of patent right | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20080528 Termination date: 20110423 |