CN1953262A - Portable chargeable back-up cell - Google Patents
Portable chargeable back-up cell Download PDFInfo
- Publication number
- CN1953262A CN1953262A CNA2005101007051A CN200510100705A CN1953262A CN 1953262 A CN1953262 A CN 1953262A CN A2005101007051 A CNA2005101007051 A CN A2005101007051A CN 200510100705 A CN200510100705 A CN 200510100705A CN 1953262 A CN1953262 A CN 1953262A
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- control unit
- port
- voltage
- cell
- protection circuit
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- 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
- Y02E—REDUCTION OF GREENHOUSE GAS [GHG] EMISSIONS, RELATED TO ENERGY GENERATION, TRANSMISSION OR DISTRIBUTION
- Y02E60/00—Enabling technologies; Technologies with a potential or indirect contribution to GHG emissions mitigation
- Y02E60/10—Energy storage using batteries
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- Charge And Discharge Circuits For Batteries Or The Like (AREA)
Abstract
The invention relates to a portable chargeable backup battery, which comprises the first input/output part, the second input part, printed circuit board, accumulator, and second output part. Wherein, the first input/output part is connected to external computer; the second input part is connected to the external city electricity; therefore, it can select several power input modes to charge the backup battery; the printed circuit board has battery protective circuit connected to accumulator, to avoid over charge and over discharge which will shorten the service life; the second output part is connected to the portable electric element, to power it.
Description
Affiliated technical field
The present invention relates to a kind of rechargeable battery, relate in particular to and a kind ofly see through multiple power supply input and charge and be suitable for the portable chargeable back-up cell that portable electronic product is powered.
Background technology
Because the prosperity of communications and transportation and mechanics of communication, cause isolation on the space not influence interchange efficient between masses, society and the world, therefore, enterprise development or personal work and life no longer only be confined to domestic.
In addition, along with the progress of electronics technology, cause and develop to be easy to carry about with one and functional powerful portable electronic product, for example PDA(Personal Digital Assistant), mobile phone, digital camera and digital code camera etc., these portable electronic products are liked by masses deeply, and are convenient to the person's of going abroad use.Yet the greatest problem that these portable electronic products faced is nothing more than the length that is the supply of electric power time.
Because these portable electronic product power consumption are many, must charge or wear enough batteries this product for reaching its long-time use, therefore the person of going out also must carry charger that the battery that can cooperate these electronic products charges or the abundant battery of substituting the bad for the good, the inconvenience that obviously causes the person of going abroad to carry.
In the prior art, a kind of voltage management device that discloses for No. 595066 as the Taiwan patent announcement, though can solve the problem of charger voltage versatility, but the method for its voltage input only can see through the coffret of computer apparatus, as the environment that is in a no computer apparatus promptly can't charge to electronic product, still can cause the inconvenience in the use.Again, though this voltage management device can be set the automatic charging interval or with manual setting charging and stop charging, but still can exist because of artificially careless mistake or general idea make battery produce suitable heat energy for a long time because of charging, and cause the product can not steady operation, even might cause the problem of portable electronic product blast.Moreover, this voltage management device only can be adjusted to the input voltage in source required output voltage charging device is charged, and can not energy storage, in a single day the battery of portable electronic product does not have, and do not have under the situation that external power source can get, this voltage management device can't be powered for portable electronic product.
Summary of the invention
The object of the present invention is to provide a kind of portable chargeable back-up cell, it can see through multiple power supply input to the reserve battery charging, and is suitable for portable electronic product and powers.
Another purpose of the present invention is to provide a kind of portable chargeable back-up cell, and it can not cause danger because of overcharging, and also can not cause the reserve battery lost of life because of over-discharge can.
For achieving the above object, the invention provides a kind of portable chargeable back-up cell, it comprises the first I/O port, the second input port, printed circuit board (PCB), electrical storage device, second output port and shell at least.Printed circuit board (PCB) is provided with charging control unit, battery protection circuit units and discharge control unit.The first I/O port is connected with the external computer device, is used to receive the voltage that is provided by this computer apparatus.The second input port is electrically connected with outside city, is used to receive the voltage that is provided by this civil power.This charging control unit is connected with the first I/O port and the second input port, receives the first I/O port and second with selecting type and imports the voltage that the port is transmitted.This battery protection circuit units connects this charging control unit, electrical storage device and this discharge control unit, and protects electrical storage device can not cause danger because of overcharging, and also can not cause the reserve battery lost of life because of over-discharge can.Electrical storage device is connected with the battery protection circuit units, is used to receive the voltage that the battery protection circuit units transmitted and carries out electrical power storage, and see through the battery protection circuit units discharge control unit is powered.Second output port is connected in the discharge control unit, is used for exporting the discharge voltage that control unit transmitted to outside portable electronic product, so that outside portable electronic product is powered.Shell is sealed in printed circuit board (PCB) and electrical storage device wherein.
By the setting at the first I/O port and the second input port, the optional majority kind of the present invention's reserve battery power supply input mode is charged, even if be in the environment of no computer apparatus, the present invention's reserve battery still can be obtained required charging voltage source.This battery protection circuit units can guarantee that electrical storage device can not cause danger because of overcharging, and can not cause the reserve battery lost of life because of over-discharge can yet.Even the function of the store electrical energy of this electrical storage device still can be powered portable electronic product to portable electronic product in the environment that can't obtain the power supply input.
Description of drawings
Below in conjunction with drawings and Examples the present invention is done further detailed description.
Fig. 1 is the basic framework block schematic diagram of portable chargeable back-up cell of the present invention.
Fig. 2 is the three-dimensional combination figure of portable chargeable back-up cell of the present invention.
Fig. 3 is the three-dimensional combination figure of another angle of portable chargeable back-up cell of the present invention.
Fig. 4 is the three-dimensional exploded view of portable chargeable back-up cell of the present invention.
The description of reference numerals of each element is as follows among the figure: 10. portable chargeable back-up cell, 100. first I/O ports, 101. second input ports; 102. charging control unit, 103. battery protection circuit units, 104. electrical storage devices; 105. the discharge control unit, 106. second output ports, 107. mnemons; 108. lower cover, 109. loam cakes, 110. printed circuit board (PCB)s; 111. control switch; 20. computer apparatus, 30. civil powers, 40. portable electronic products.
Embodiment
By describing technology contents of the present invention, structural feature in detail, realized purpose and effect, below especially exemplified by embodiment and cooperate the graphic detailed explanation of giving.
See also Fig. 1 to Fig. 4, portable chargeable back-up cell 10 of the present invention is made up of loam cake 109, lower cover 108, printed circuit board (PCB) 110, the first I/O port 100, second input port 101, second output port 106 and the electrical storage device 104 etc., loam cake 109 and lower cover 108 constitute shell, and printed circuit board (PCB) 100 and electrical storage device 104 are sealed wherein.
Printed circuit board (PCB) 110 is provided with charging control unit 102, battery protection circuit units 103, discharge control unit 105, mnemon 107 and control switch 111.The first I/O port 100 is a universal serial bar (Universal Serial Bus; USB) connector, one end is in order to be connected in computer apparatus 20, the other end is connected in charging control unit 102, the first I/O ports 100 and receives 5 volts of voltages of direct current (DC 5 VOLTAGE) that computer apparatus 20 transmits, and 5 volts of voltages of direct current are exported to charging control unit 102.The second input port 101 is a connector, one end is in order to be connected in charging control unit 102, the other end is connected in a transformer (alternating voltage is converted to direct voltage), the alternating voltage that civil power 30 is provided exports to after transformer changes over direct voltage and exports direct voltage to charging control unit 102 after 101, the second input ports 101, the second input port receive direct voltage.Charging control unit 102 is connected in the first I/O port 100, second input port 101 and the battery protection circuit units 103; charging control unit 102 selecting types receive the first I/O port 100 and second and import the direct voltage that port 101 is transmitted, and will receive to export to battery protection circuit units 103 after direct voltage is changed.Battery protection circuit units 103 is connected in charging control unit 102, discharge control unit 105 and electrical storage device 104; battery protection circuit units 103 receives the direct voltage that charging control unit 102 is transmitted; so that electrical storage device 104 is charged; battery protection circuit units 103 comprises high voltage protective, low-voltage variation, short-circuit protection and current foldback circuit etc.; to guarantee that electrical storage device 104 can not cause danger because of overcharging when charging, can not cause electrical storage device 104 losts of life because of over-discharge can when output voltage.Electrical storage device 104 is connected in battery protection circuit units 103; electrical storage device 104 is a kind of lithium battery; electrical storage device 104 receives the direct voltage that battery protection circuit units 103 transmits; with store electrical energy; when externally powering, electrical storage device 104 exports the electric energy that stores to battery protection circuit units 103.Discharge control unit 105 is connected in battery protection circuit units 103, second output port 106 and a control switch 111; discharge control unit 105 receives the signal that a control switch 111 is transmitted; according to this signal the direct voltage that battery protection circuit units 103 is transmitted is handled, exported treated direct voltage (as 3 volts, 6 volts, 9 volts) later to second output port 106.Second output port 106 is a connector, one end is in order to be connected in portable electronic product 40, the other end is connected in discharge control unit 105, second output port 106 direct voltage that control unit 105 transmitted that will discharge exports portable electronic product 40 to, provides to take the required operating voltage of formula electronic product 40.Mnemon 107 is a flash memory (FLASHMEMORY DEVICE), mnemon 107 is connected in the first I/O port 100, see through the first I/O port 100 and carry out the transmission and the reception of data with computer apparatus 20, because of carrying out the transmission and the reception of data, so reserve battery of the present invention can be as a kind of carry-on hard disk with computer apparatus 20.
Above embodiment, the second input port 101 is connected in a transformer, this transformer is connected in civil power 30, the direct voltage that the second input port, 101 receiving transformers are transmitted, but also can increase the 3rd input port, the 4th input port ..., N imports the port, be used to receive various external power source, no matter expand and how much import the port and all should belong to equivalence design.
Above embodiment, the second input port 101 is a connector, connect a transformer, but also transformer can be arranged among the printed circuit board (PCB) 110, so the second input port 101 can see through the voltage that a transmission line receives civil power 30, no matter transformer is external mode or is that built-in mode all should belong to the equivalence design.
Above embodiment, electrical storage device 104 is a lithium battery, but also electrical storage device 104 can be changed into a nickel-cadmium cell or a Ni-MH battery etc., no matter the material of electrical storage device is why, all should belong to the equivalence design as long as can reach the function of electric power storage.
Above embodiment; the voltage that after the signal that discharge control unit 105 receptions one control switch 111 is sent to protection circuit units 103 is provided is handled; but also can cancel control switch; the output voltage of control unit 105 of promptly discharging is a certain format; no matter cancel or control switch is set; all can provide a direct current voltage to second output port 106, all should belong to the equivalence design.
Claims (6)
1. portable chargeable back-up cell, comprise input, output port, printed circuit board (PCB) and shell, the body seal printed circuit board (PCB), it is characterized in that: input, output port comprise the first I/O port, the second input port and second output port, the first I/O port receives the voltage that is provided by this computer apparatus in order to be connected with the external computer device; The second input port receives the voltage that is provided by this civil power in order to be electrically connected with outside city; This printed circuit board (PCB) is provided with charging control unit, battery protection circuit units and discharge control unit, this charging control unit is connected with the first I/O port and the second input port respectively, selecting type receives the first I/O port and second and imports the voltage that the port is transmitted, and this battery protection circuit units connects this charging control unit and this discharge control unit; This portable chargeable back-up cell also comprises at least one electrical storage device, sealing in the enclosure, electrical storage device is connected with the battery protection circuit units, the voltage that reception battery protection circuit units is transmitted carries out electrical power storage, and through the battery protection circuit units discharge control unit is powered; Second output port is connected in the discharge control unit, exports the discharge voltage that control unit transmitted to outside portable electronic product.
2. portable chargeable back-up cell as claimed in claim 1 is characterized in that: also be provided with mnemon on the printed circuit board (PCB), this mnemon is connected with the first I/O port, and carries out the transmission and the reception of data between external computer.
3. portable chargeable back-up cell as claimed in claim 1; it is characterized in that: also comprise a control switch; this control switch is connected with the discharge control unit; provide controlling signal to the discharge control unit, the discharge control unit is handled the voltage that the battery protection circuit units is provided according to this signal.
4. portable chargeable back-up cell as claimed in claim 1 is characterized in that: the described first I/O port is universal serial bar (Universal Serial Bus; USB) connector.
5. portable chargeable back-up cell as claimed in claim 1 is characterized in that: described battery protection circuit units has high voltage protective, low-voltage variation, short-circuit protection and current foldback circuit.
6. portable chargeable back-up cell as claimed in claim 1 is characterized in that: described shell comprises loam cake and lower cover, and loam cake and lower cover fasten mutually.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CNB2005101007051A CN100555730C (en) | 2005-10-22 | 2005-10-22 | Portable chargeable back-up cell |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CNB2005101007051A CN100555730C (en) | 2005-10-22 | 2005-10-22 | Portable chargeable back-up cell |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN1953262A true CN1953262A (en) | 2007-04-25 |
| CN100555730C CN100555730C (en) | 2009-10-28 |
Family
ID=38059448
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CNB2005101007051A Expired - Fee Related CN100555730C (en) | 2005-10-22 | 2005-10-22 | Portable chargeable back-up cell |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN100555730C (en) |
Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN102148392A (en) * | 2010-02-10 | 2011-08-10 | 环旭电子股份有限公司 | Fixing structure of standby battery unit |
| CN102546957A (en) * | 2012-02-20 | 2012-07-04 | 北京百纳威尔科技有限公司 | Overload self-protection mobile phone |
| CN103117536A (en) * | 2013-01-15 | 2013-05-22 | 费新华 | Storage battery protective circuit |
| CN104079022A (en) * | 2013-03-29 | 2014-10-01 | 联想(北京)有限公司 | Charging device and method |
-
2005
- 2005-10-22 CN CNB2005101007051A patent/CN100555730C/en not_active Expired - Fee Related
Cited By (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN102148392A (en) * | 2010-02-10 | 2011-08-10 | 环旭电子股份有限公司 | Fixing structure of standby battery unit |
| CN102546957A (en) * | 2012-02-20 | 2012-07-04 | 北京百纳威尔科技有限公司 | Overload self-protection mobile phone |
| CN103117536A (en) * | 2013-01-15 | 2013-05-22 | 费新华 | Storage battery protective circuit |
| CN104079022A (en) * | 2013-03-29 | 2014-10-01 | 联想(北京)有限公司 | Charging device and method |
| CN104079022B (en) * | 2013-03-29 | 2017-06-27 | 联想(北京)有限公司 | A kind of charging device and charging method |
Also Published As
| Publication number | Publication date |
|---|---|
| CN100555730C (en) | 2009-10-28 |
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| C06 | Publication | ||
| PB01 | Publication | ||
| C10 | Entry into substantive examination | ||
| SE01 | Entry into force of request for substantive examination | ||
| C14 | Grant of patent or utility model | ||
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| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20091028 Termination date: 20111022 |