CN201804941U - Part capable of repeatedly charging and discharging lithium battery - Google Patents
Part capable of repeatedly charging and discharging lithium battery Download PDFInfo
- Publication number
- CN201804941U CN201804941U CN2010205359323U CN201020535932U CN201804941U CN 201804941 U CN201804941 U CN 201804941U CN 2010205359323 U CN2010205359323 U CN 2010205359323U CN 201020535932 U CN201020535932 U CN 201020535932U CN 201804941 U CN201804941 U CN 201804941U
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- CN
- China
- Prior art keywords
- circuit board
- lithium battery
- printed circuit
- pcb
- tie point
- 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 - Lifetime
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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
Abstract
The utility model discloses a part capable of repeatedly charging and discharging a lithium battery, which comprises at least two super capacitors and a printed circuit board, wherein the printed circuit board is provided with an anode connecting point and a cathode connecting point respectively connected with the anode and the cathode of the lithium battery; and the super capacitors are connected in parallel, and two ends of the super capacitors after parallel connection are respectively connected with the anode connecting point and the cathode connecting point arranged on the printed circuit board. In the utility model, a physical method and a chemical principle are utilized, and physical batteries and chemical batteries are connected in parallel inside the same shell or outside the shell so as to achieve the needed instant heavy-current charging and discharging requirements, thus enabling all lithium batteries to have good charging and discharging circularity, and reducing potential safety hazard. Furthermore, the design is scientific, and the structure is smart and reasonable, and can be freely assembled with various lithium batteries and lithium ion monomers with flexible package with the capacity ranging from several amperehours to hundreds of amperehours, thus being beneficial to improving the quality of a single lithium battery.
Description
Technical field
The utility model relates to the lithium battery field, relates in particular to a kind of repeatedly to the parts of charging and discharging lithium battery.
Background technology
At present, so-called lithium battery is meant respectively the secondary cell that constitutes as both positive and negative polarity with two compounds that can reversibly embed with the removal lithium embedded ion.The positive electrode of lithium ion battery is made up of the reactive compound of lithium usually, and negative pole then is the carbon of special molecular structure.Common positive electrode main component is cobalt acid lithium-LiMn2O4-nickel ternary cobalt material-LiFePO4.Lithium battery generally comprises: compositions such as positive pole, negative pole, electrolyte, barrier film, positive wire, negative wire and battery case.Because polymer Li-ion battery has used colloidal electrolyte can not resemble liquid electricity liquid and has revealed, so assembling is easy to, makes integral battery door very light, very thin.Can not produce the problem on the safety such as leakage and combustion explosion yet, therefore can be with plastic-aluminum combined thin film fabrication battery case, thus can improve the specific capacity of entire cell, Here it is general described flexible package lithium cell.
The monomer operating voltage of lithium battery is between 2.0～4.25V at present, and the capacity of power lithium battery is 10～100Ah.Satisfy the load electricity consumption of electric motor car high-voltage large current, must use by a plurality of cell connection in series-parallel.So not only the internal resistance of cell, capacity and terminal voltage are difficult to equilibrium, and the technical difficulty of protection circuit increases the expense cost lifting.For example, a pure electric sedan, DC input voitage is 310V, if use ferric phosphate lithium cell (3.2V, 90Ah) just need 96 monomer series-connected, could satisfy power supply, make the electrocar 160～260km that travels.12 meters electric motor coaches, power supply is together in series if operating voltage just needs 108 (LiMn2O4 of monomer 3.6V or ternary lithium batteries) at 388V.The battery capacity that is together in series is big more, and the manufacturing technology difficulty of its charge and discharge protecting circuit is high more, and its fail safe also just is difficult to thoroughly solve, especially electric automobile is when starting is quickened and climb, transient current is very big, and the internal resistance of cell will produce high temperature, further can make the battery burning on fire; And when brake hards such as electric automobile brake, regenerative braking also will produce very big charging current, all has very big potential safety hazard.
Summary of the invention
The purpose of this utility model provides a kind of parts that discharge and recharge of lithium battery, lithium battery and lithium ion battery for the flexible package in electric automobile field all have high generality, and can under various loading condition, use, make various lithium batteries all have good charge-discharge cycle.
The utility model adopts following technical proposals: a kind of can be repeatedly to the parts of charging and discharging lithium battery, comprise at least two super capacitors and printed circuit board (PCB), printed circuit board (PCB) is provided with anodal tie point and the negative pole tie point that is connected with the lithium battery both positive and negative polarity respectively; Described super capacitor is parallel with one another, the two ends after the parallel connection respectively with printed circuit board (PCB) on the anodal tie point that is provided be connected with the negative pole tie point.
Described printed circuit board (PCB) is fixedlyed connected with the lug connecting plate in the battery case, and the lug connecting plate is connected with the lithium battery positive and negative electrode respectively, and at least two super capacitors are separately positioned on the printed circuit board (PCB).
Described printed circuit board (PCB) is fixed on the cover plate of battery case, and the anodal tie point on the printed circuit board (PCB) and negative pole tie point are connected with the positive and negative electrode of the lithium battery that is provided with on the cover plate respectively, and at least two super capacitors are separately positioned on the printed circuit board (PCB).
1 farad of described super capacitor monomer capacity, voltage 5.5V.
The utility model utilizes the physical method and the principles of chemistry, adopt physical battery, chemical cell in same housing or the housing loong shunt get up, reach needed transient high-current and discharge and recharge requirement, make various lithium batteries all have good charge-discharge cycle, reduced potential safety hazard.The utility model design science, structure is ingenious, reasonable, and this structure can freely be assembled from several ampere-hours to hundreds of ampere-hours with various flexible package lithium cells and lithium ion single capacity, helps improving the quality of single lithium battery.
Description of drawings
Fig. 1 is the structural representation of embodiment one;
Fig. 2 is the structural representation of embodiment two.
Embodiment
Embodiment one: as shown in Figure 1, present embodiment is used for flexible package lithium cell, is installed on the lug connecting plate 6,7 below the cover plate 3 of battery case 8, and lug connecting plate 6,7 is connected with positive pole 5, the negative pole 4 of lithium battery on the cover plate respectively.The utility model comprises four super capacitors 1 and printed circuit board (PCB) 2, printed circuit board (PCB) 2 is provided with anodal tie point and the negative pole tie point that is connected with the lithium battery both positive and negative polarity respectively, printed circuit board (PCB) 2 is fixedlyed connected with the lug connecting plate 6,7 in the battery case 8, described super capacitor 1 is parallel with one another, two ends after the parallel connection respectively with printed circuit board (PCB) 2 on the anodal tie point that is provided be connected with the negative pole tie point, wherein other two super capacitors are arranged on the fixing printed circuit board (PCB) of other one side lug connecting plate, and are symmetrical with two super capacitors as shown in Figure 1.The monomer capacity of described super capacitor 1 is 1 farad, voltage 5.5V.
Embodiment two: as shown in Figure 2, present embodiment is used for mounted lithium battery, comprise four super capacitors 1 and printed circuit board (PCB) 2, printed circuit board (PCB) 2 is fixed on the cover plate 3 of battery case 8, printed circuit board (PCB) 2 is provided with anodal tie point and the negative pole tie point that is connected with the lithium battery both positive and negative polarity respectively, anodal herein tie point and negative pole tie point are anodal connecting hole 5 and negative pole connecting hole, are used to make the parts and the both positive and negative polarity on the lithium battery of outside need power supply easy to connect.Described anodal connecting hole 5 and negative pole connecting hole are connected with the positive and negative electrode of the lithium battery that is provided with on the cover plate 3 respectively.Described super capacitor 1 is parallel with one another, the two ends after the parallel connection respectively with printed circuit board (PCB) 2 on the anodal connecting hole 5 that is provided be connected with the negative pole connecting hole.1 farad of the monomer capacity of described super capacitor 1, voltage 5.5V.
As shown in Figure 1 and Figure 2, super capacitor 1 is a kind of physical battery, and it has the ability of short time high current charge-discharge, and charge and discharge circulation life reaches more than 100,000 times, and super capacitor also can adopt two, eight etc.The utility model utilizes the physical method and the principles of chemistry, adopt physical battery, chemical cell to be together in parallel, reach needed transient high-current and discharge and recharge requirement, reduced potential safety hazard, and lithium battery and lithium ion battery for the flexible package in electric automobile field all have high generality, help improving the quality of single lithium battery.
Claims (4)
1. one kind can is characterized in that repeatedly to the parts of charging and discharging lithium battery: comprise at least two super capacitors and printed circuit board (PCB), printed circuit board (PCB) is provided with anodal tie point and the negative pole tie point that is connected with the lithium battery both positive and negative polarity respectively; Described super capacitor is parallel with one another, the two ends after the parallel connection respectively with printed circuit board (PCB) on the anodal tie point that is provided be connected with the negative pole tie point.
2. according to claim 1 can be repeatedly to the parts of charging and discharging lithium battery, it is characterized in that: described printed circuit board (PCB) is fixedlyed connected with the lug connecting plate in the battery case, the lug connecting plate is connected with the lithium battery positive and negative electrode respectively, and at least two super capacitors are separately positioned on the printed circuit board (PCB).
3. according to claim 1 can be repeatedly to the parts of charging and discharging lithium battery, it is characterized in that: described printed circuit board (PCB) is fixed on the cover plate of battery case, anodal tie point on the printed circuit board (PCB) and negative pole tie point are connected with the positive and negative electrode of the lithium battery that is provided with on the cover plate respectively, and at least two super capacitors are separately positioned on the printed circuit board (PCB).
4. according to claim 2 or 3 described can it is characterized in that: 1 farad of described super capacitor monomer capacity, voltage 5.5V repeatedly to the parts of charging and discharging lithium battery.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2010205359323U CN201804941U (en) | 2010-09-20 | 2010-09-20 | Part capable of repeatedly charging and discharging lithium battery |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2010205359323U CN201804941U (en) | 2010-09-20 | 2010-09-20 | Part capable of repeatedly charging and discharging lithium battery |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN201804941U true CN201804941U (en) | 2011-04-20 |
Family
ID=43874444
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN2010205359323U Expired - Lifetime CN201804941U (en) | 2010-09-20 | 2010-09-20 | Part capable of repeatedly charging and discharging lithium battery |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN201804941U (en) |
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| WO2013142964A1 (en) * | 2012-03-25 | 2013-10-03 | Sherstyuk Tymofiy | Extended life battery |
| US10084331B2 (en) | 2012-03-25 | 2018-09-25 | Gbatteries Energy Canada Inc. | Systems and methods for enhancing the performance and utilization of battery systems |
| US10840725B2 (en) | 2016-07-10 | 2020-11-17 | Gbatteries Energy Canada Inc. | Battery charging with charging parameters sweep |
-
2010
- 2010-09-20 CN CN2010205359323U patent/CN201804941U/en not_active Expired - Lifetime
Cited By (7)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| WO2013142964A1 (en) * | 2012-03-25 | 2013-10-03 | Sherstyuk Tymofiy | Extended life battery |
| US9966780B2 (en) | 2012-03-25 | 2018-05-08 | Gbatteries Energy Canada Inc. | Extended life battery |
| US10084331B2 (en) | 2012-03-25 | 2018-09-25 | Gbatteries Energy Canada Inc. | Systems and methods for enhancing the performance and utilization of battery systems |
| US10218200B2 (en) | 2012-03-25 | 2019-02-26 | Gbatteries Energy Canada Inc. | Systems and methods for enhancing the performance and utilization of battery systems |
| US11050281B2 (en) | 2012-03-25 | 2021-06-29 | Gbatteries Energy, Inc. | Systems and methods for enhancing the performance and utilization of battery systems |
| US10840725B2 (en) | 2016-07-10 | 2020-11-17 | Gbatteries Energy Canada Inc. | Battery charging with charging parameters sweep |
| US11362535B2 (en) | 2016-07-10 | 2022-06-14 | Gbatteries Energy Canada Inc. | Battery charging with charging parameters sweep |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| CX01 | Expiry of patent term | ||
| CX01 | Expiry of patent term |
Granted publication date: 20110420 |