CN203434245U - Lithium-ion energy storage battery - Google Patents
Lithium-ion energy storage battery Download PDFInfo
- Publication number
- CN203434245U CN203434245U CN201320525051.7U CN201320525051U CN203434245U CN 203434245 U CN203434245 U CN 203434245U CN 201320525051 U CN201320525051 U CN 201320525051U CN 203434245 U CN203434245 U CN 203434245U
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- Prior art keywords
- battery
- positive
- negative
- plate
- lithium
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- 238000004146 energy storage Methods 0.000 title claims abstract description 27
- HBBGRARXTFLTSG-UHFFFAOYSA-N Lithium ion Chemical compound [Li+] HBBGRARXTFLTSG-UHFFFAOYSA-N 0.000 title claims abstract description 25
- 229910001416 lithium ion Inorganic materials 0.000 title claims abstract description 25
- 229910052751 metal Inorganic materials 0.000 claims abstract description 21
- 239000002184 metal Substances 0.000 claims abstract description 21
- 239000000463 material Substances 0.000 claims description 13
- 238000002347 injection Methods 0.000 claims description 11
- 239000007924 injection Substances 0.000 claims description 11
- 239000007788 liquid Substances 0.000 claims description 11
- 230000004888 barrier function Effects 0.000 claims description 5
- 239000003792 electrolyte Substances 0.000 claims description 5
- 238000012423 maintenance Methods 0.000 claims description 5
- 230000002787 reinforcement Effects 0.000 claims description 5
- 239000010405 anode material Substances 0.000 abstract description 3
- 239000010406 cathode material Substances 0.000 abstract description 2
- 238000004519 manufacturing process Methods 0.000 abstract description 2
- 229910000570 Cupronickel Inorganic materials 0.000 description 3
- XAGFODPZIPBFFR-UHFFFAOYSA-N aluminium Chemical compound [Al] XAGFODPZIPBFFR-UHFFFAOYSA-N 0.000 description 3
- 239000011248 coating agent Substances 0.000 description 3
- 238000000576 coating method Methods 0.000 description 3
- YOCUPQPZWBBYIX-UHFFFAOYSA-N copper nickel Chemical compound [Ni].[Cu] YOCUPQPZWBBYIX-UHFFFAOYSA-N 0.000 description 3
- 238000010586 diagram Methods 0.000 description 3
- 238000005516 engineering process Methods 0.000 description 3
- 238000007747 plating Methods 0.000 description 3
- WHXSMMKQMYFTQS-UHFFFAOYSA-N Lithium Chemical compound [Li] WHXSMMKQMYFTQS-UHFFFAOYSA-N 0.000 description 2
- VYPSYNLAJGMNEJ-UHFFFAOYSA-N Silicium dioxide Chemical compound O=[Si]=O VYPSYNLAJGMNEJ-UHFFFAOYSA-N 0.000 description 2
- 230000009977 dual effect Effects 0.000 description 2
- 230000000694 effects Effects 0.000 description 2
- 230000012010 growth Effects 0.000 description 2
- 229910052744 lithium Inorganic materials 0.000 description 2
- 238000000034 method Methods 0.000 description 2
- 239000000178 monomer Substances 0.000 description 2
- 230000005405 multipole Effects 0.000 description 2
- 239000000243 solution Substances 0.000 description 2
- OKTJSMMVPCPJKN-UHFFFAOYSA-N Carbon Chemical compound [C] OKTJSMMVPCPJKN-UHFFFAOYSA-N 0.000 description 1
- RYGMFSIKBFXOCR-UHFFFAOYSA-N Copper Chemical compound [Cu] RYGMFSIKBFXOCR-UHFFFAOYSA-N 0.000 description 1
- ATJFFYVFTNAWJD-UHFFFAOYSA-N Tin Chemical compound [Sn] ATJFFYVFTNAWJD-UHFFFAOYSA-N 0.000 description 1
- RTAQQCXQSZGOHL-UHFFFAOYSA-N Titanium Chemical compound [Ti] RTAQQCXQSZGOHL-UHFFFAOYSA-N 0.000 description 1
- 239000004411 aluminium Substances 0.000 description 1
- 229910052782 aluminium Inorganic materials 0.000 description 1
- 239000005030 aluminium foil Substances 0.000 description 1
- 229910052799 carbon Inorganic materials 0.000 description 1
- IVMYJDGYRUAWML-UHFFFAOYSA-N cobalt(ii) oxide Chemical class [Co]=O IVMYJDGYRUAWML-UHFFFAOYSA-N 0.000 description 1
- 238000004891 communication Methods 0.000 description 1
- 238000010276 construction Methods 0.000 description 1
- 239000011889 copper foil Substances 0.000 description 1
- 239000008358 core component Substances 0.000 description 1
- 239000011258 core-shell material Substances 0.000 description 1
- 238000000354 decomposition reaction Methods 0.000 description 1
- 238000003475 lamination Methods 0.000 description 1
- 229910002102 lithium manganese oxide Inorganic materials 0.000 description 1
- VLXXBCXTUVRROQ-UHFFFAOYSA-N lithium;oxido-oxo-(oxomanganiooxy)manganese Chemical compound [Li+].[O-][Mn](=O)O[Mn]=O VLXXBCXTUVRROQ-UHFFFAOYSA-N 0.000 description 1
- URIIGZKXFBNRAU-UHFFFAOYSA-N lithium;oxonickel Chemical compound [Li].[Ni]=O URIIGZKXFBNRAU-UHFFFAOYSA-N 0.000 description 1
- 239000007773 negative electrode material Substances 0.000 description 1
- 230000006855 networking Effects 0.000 description 1
- 229920000447 polyanionic polymer Polymers 0.000 description 1
- 239000007774 positive electrode material Substances 0.000 description 1
- 230000001172 regenerating effect Effects 0.000 description 1
- 239000000377 silicon dioxide Substances 0.000 description 1
Images
Classifications
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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
-
- 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
- Y02P—CLIMATE CHANGE MITIGATION TECHNOLOGIES IN THE PRODUCTION OR PROCESSING OF GOODS
- Y02P70/00—Climate change mitigation technologies in the production process for final industrial or consumer products
- Y02P70/50—Manufacturing or production processes characterised by the final manufactured product
Abstract
The utility model relates to a lithium-ion energy storage battery and belongs to the technical field of manufacturing of lithium-ion batteries. A battery cell of the lithium-ion energy storage battery comprises multiple positive plates and negative plates, wherein blank areas are respectively reserved in two opposite sides of the positive plates and negative plates to serve as tabs when anode and cathode materials are coated on the positive and negative sides of the positive plates and negative plates; the positive plates and negative plates are superposed and arranged in a cross staggered mode; the tabs of the positive plates are distributed on two opposite sides of the battery cell, and the tabs of the negative plates are distributed on the other two opposite sides of the battery cell; a diaphragm is distributed between each positive plate and each negative plate; multiple metal poles are arranged on the side of a battery shell and are connected with the tabs through connecting pieces. The capacity of a battery unit can be increased by several and dozens of times, charges inside the battery cell can be uniformly distributed, and the internal resistance is low, so that high-energy high-current and high-power output characteristics are realized, and application of the lithium-ion battery in a large-scale power energy storage system is widened.
Description
Technical field
The utility model relates to a kind of lithium-ion energy storage battery, relates in particular to a kind of capacity and surpasses lithium ion battery more than 200Ah, belongs to technical field of lithium-ion battery.
Background technology
In recent years, along with moving forward steadily of national intelligent grid construction, the extensive networking of the intermittent regenerative resource such as wind energy, solar energy, the growth of the fast-developing and regional electrical peak load of ev industry, brought serious impact to fail safe, stability, reliability and the power quality of existing network system, and the application of extensive electric power energy storage technology will provide very effective solution route for these problems.Advanced electric power energy storage technology can be the sustainable development, the development that promotes batch (-type) new forms of energy that realize electrical network, solve electric weight unbalanced supply-demand contradiction, improve power supply reliability problem provides package solution.
No matter at the energy-storage system of the renewable and clean energy resources such as solar energy, wind energy, or in the application of the peak regulation energy storage of intelligent grid or electric automobile, energy-storage battery is core component, and its technical merit plays vital effect to whole system performance.At present, aspect the low capacities such as mobile phone, notebook computer, electric bicycle and small-power energy-storage battery field, lithium ion battery because its specific energy is large, operating voltage is high, have extended cycle life, volume is little, the advantage such as lightweight, be widely used.But the rise along with fields such as current power energy storage, electric automobile, communication base station, large-scale uninterrupted power supplys, the very large lithium ion battery of a kind of monomer capacity of market demand meets the energy storage demand in these fields, complicated power-supply management system and the indivedual bad problems such as battery pack damage that cause of monomer consistency to overcome the parallel connection of original small-capacity cells more piece, brought.
Therefore, in scale energy storage field, need to develop a kind of high capacity cell, to meet the requirement of the required macro-energy in Large-Scale Equipment or base station and High-current output.
Summary of the invention
The purpose of this utility model is a kind of lithium-ion energy storage battery, the mode that it adopts square laminated plates and four limit affluxs and Multi-pole column to draw, not only can make cell capacity become several times, tens times of growths, can also make battery core internal charge be uniformly distributed, internal resistance is less, thereby the macro-energy of realization, large electric current and high-power output characteristic, and then expand the application of lithium ion battery in extensive electric energy storing system.
The structure of lithium-ion energy storage battery of the present utility model comprises the battery case 1 with battery cover board 3, there are battery core and 2 and the electrolyte of filling in its inside, battery core includes a plurality of positive plates 13 and negative plate 11, when the tow sides of positive plate 13 and negative plate 11 are coated with positive and negative pole material, two opposite side at positive plate 13 and negative plate 11 leave white space as lug 7 respectively, positive plate 13 and negative plate 11 are arranged under the overlay so that cross is staggered, the lug 7 of maintenance positive plate 13 is distributed in two opposite side of battery core 2, the lug 7 of negative plate 11 is distributed in two other opposite side of battery core 2, between each positive plate 13 and negative plate 11, be distributed with barrier film 12, the side of battery case 1 has a plurality of metal poles 5, and metal pole 5 is connected with lug 7 by brace 4.
Fluted 14 on described lug 7, the interior side of corresponding battery case 1 is useful on the alignment pin 6 of battery core location.Metal pole 5 is fixed on battery core 2 by screw 10 inner side of battery case 1.
Described metal pole 5 has the Positive Poles 15 being connected with positive plate lug and the negative pole pole 16 being connected with negative plate lug.
Described battery case 1 and cover plate 3 are PP material, and surface is all provided with reinforcement.
On described battery cover board 3, have liquid injection hole 18 and safety valve 19, liquid injection hole 18 is distributed in the avris of cover plate, and safety valve 19 is in the centre of battery cover board.
Described positive plate 13 has the aluminium foil of positive electrode active materials for dual coating, and negative plate 11 has the Copper Foil of negative active core-shell material for dual coating.
Described lithium ion anode material is lithium and cobalt oxides, lithium nickel oxide, lithium manganese oxide and polyanion positive electrode etc.; Negative material is carbon-based negative electrode material, silica-based, tin base cathode material, lithium titanate anode material etc., and coating positive and negative pole material is all according to existing routine techniques.
Described brace 4 is divided into the positive brace 8 that connects positive plate 13 and 9 two kinds of negative braces that are connected negative plate 11, and positive brace 8 be aluminium flake, and bearing brace 9 is copper nickel plating sheet.
Described brace 4 is divided into the positive brace 8 that connects positive plate 13 and 9 two kinds of negative braces that are connected negative plate 11, and positive brace 8 be aluminium flake, and bearing brace 9 is copper nickel plating sheet.
Described metal pole 5 is the Positive Poles 15 being connected with positive plate lug and the negative pole pole 16 being connected with negative plate lug, and the material of Positive Poles is aluminium, and the material of negative pole pole is copper nickel plating.
Compared with prior art, the utlity model has following advantages and effect: the mode that high-capacity lithium-ion energy-storage battery adopts square " ten " word lamination techniques and four limit affluxs and Multi-pole column to draw, can realize the high capacity of cell, can realize the characteristic requirements of energy storage base station or the large electric current of large-scale uninterrupted power supply and high-power output, can also reduce the internal resistance of cell and manufacturing cost, improve battery combination property.
Accompanying drawing explanation
Fig. 1 is the STRUCTURE DECOMPOSITION figure of the utility model lithium-ion energy storage battery;
Fig. 2 is the schematic top plan view that the utility model battery core is connected with battery case;
Fig. 3 is the utility model battery core pole piece overlaying structure schematic diagram;
Fig. 4 is the utility model pole piece structure schematic diagram;
Fig. 5 is the utility model lithium ion battery overall structure schematic diagram.
In figure: 1-battery case, 2-battery core, 3-battery cover board, 4-brace, 5-metal pole, 6-alignment pin, 7-lug, the positive brace of 8-, the negative brace of 9-, 10-screw, 11-negative plate, 12-barrier film, 13-positive plate, 14-groove, 15-Positive Poles, 16-negative pole pole, 17-reinforcement, 18-liquid injection hole, 19-safety valve.
Embodiment
Below in conjunction with the drawings and specific embodiments, the utility model is described in further detail.
Execution mode one: as shown in Fig. 1~5, the structure of the lithium-ion energy storage battery of present embodiment comprises the battery case 1 with battery cover board 3, there are battery core and 2 and the electrolyte of filling in its inside, battery core includes a plurality of positive plates 13 and negative plate 11, when the tow sides of positive plate 13 and negative plate 11 are coated with positive and negative pole material, two opposite side at positive plate 13 and negative plate 11 leave white space as lug 7 respectively, positive plate 13 and negative plate 11 are arranged under the overlay so that cross is staggered, the lug 7 of maintenance positive plate 13 is distributed in two opposite side of battery core 2, the lug 7 of negative plate 11 is distributed in two other opposite side of battery core 2, between each positive plate 13 and negative plate 11, be distributed with barrier film 12, the side of battery case 1 has 16 every limits of metal pole 5(to have 4), metal pole 5 is connected with lug 7 by brace 4.Fluted 14 on lug 7, the interior side of corresponding battery case 1 is useful on the alignment pin 6 of battery core location.Metal pole 5 is fixed on battery core 2 by screw 10 inner side of battery case 1.Metal pole 5 has the Positive Poles 15 being connected with positive plate lug and the negative pole pole 16 being connected with negative plate lug.Battery case 1 and cover plate 3 are PP material, and surface is all provided with reinforcement.On battery cover board 3, have liquid injection hole 18 and safety valve 19, liquid injection hole 18 is distributed in the avris of cover plate, and safety valve 19 is in the centre of battery cover board.
Execution mode two: as shown in Fig. 1~5, the structure of the lithium-ion energy storage battery of present embodiment comprises the battery case 1 with battery cover board 3, there are battery core and 2 and the electrolyte of filling in its inside, battery core includes a plurality of positive plates 13 and negative plate 11, when the tow sides of positive plate 13 and negative plate 11 are coated with positive and negative pole material, two opposite side at positive plate 13 and negative plate 11 leave white space as lug 7 respectively, positive plate 13 and negative plate 11 are arranged under the overlay so that cross is staggered, the lug 7 of maintenance positive plate 13 is distributed in two opposite side of battery core 2, the lug 7 of negative plate 11 is distributed in two other opposite side of battery core 2, between each positive plate 13 and negative plate 11, be distributed with barrier film 12, the side of battery case 1 has 9 each limits of metal pole 5(to have three), metal pole 5 is connected with lug 7 by brace 4.Fluted 14 on lug 7, the interior side of corresponding battery case 1 is useful on the alignment pin 6 of battery core location.Metal pole 5 is fixed on battery core 2 by screw 10 inner side of battery case 1.Metal pole 5 has the Positive Poles 15 being connected with positive plate lug and the negative pole pole 16 being connected with negative plate lug.Battery case 1 and cover plate 3 are PP material, and surface is all provided with reinforcement.On battery cover board 3, have liquid injection hole 18 and safety valve 19, liquid injection hole 18 is distributed in the avris of cover plate, and safety valve 19 is in the centre of battery cover board.
Execution mode three: as shown in Fig. 1~5, the structure of the lithium-ion energy storage battery of present embodiment comprises the battery case 1 with battery cover board 3, there are battery core and 2 and the electrolyte of filling in its inside, battery core includes a plurality of positive plates 13 and negative plate 11, when the tow sides of positive plate 13 and negative plate 11 are coated with positive and negative pole material, two opposite side at positive plate 13 and negative plate 11 leave white space as lug 7 respectively, positive plate 13 and negative plate 11 are arranged under the overlay so that cross is staggered, the lug 7 of maintenance positive plate 13 is distributed in two opposite side of battery core 2, the lug 7 of negative plate 11 is distributed in two other opposite side of battery core 2, between each positive plate 13 and negative plate 11, be distributed with barrier film 12, the side of battery case 1 has 24 each limits of metal pole 5(to have 6), metal pole 5 is connected with lug 7 by brace 4.Fluted 14 on lug 7, the interior side of corresponding battery case 1 is useful on the alignment pin 6 of battery core location.Metal pole 5 is fixed on battery core 2 by screw 10 inner side of battery case 1.Metal pole 5 has the Positive Poles 15 being connected with positive plate lug and the negative pole pole 16 being connected with negative plate lug.Battery case 1 and cover plate 3 are PP material, and surface is all provided with reinforcement.On battery cover board 3, have liquid injection hole 18 and safety valve 19, liquid injection hole 18 is distributed in the avris of cover plate, and safety valve 19 is in the centre of battery cover board.
Below by reference to the accompanying drawings embodiment of the present utility model is explained in detail, but the utility model is not limited to above-mentioned execution mode, in the ken possessing those of ordinary skills, can also under the prerequisite that does not depart from the utility model aim, make various variations.
Claims (4)
1. a lithium-ion energy storage battery, comprise the battery case (1) with battery cover board (3), the electrolyte that there is battery core (2) its inside and fills, it is characterized in that: battery core includes a plurality of positive plates (13) and negative plate (11), when the tow sides of positive plate (13) and negative plate (11) are coated with positive and negative pole material, two opposite side at positive plate (13) and negative plate (11) leave white space as lug (7) respectively, positive plate (13) and negative plate (11) are arranged under the overlay so that cross is staggered, the lug (7) of maintenance positive plate (13) is distributed in two opposite side of battery core (2), the lug (7) of negative plate (11) is distributed in two other opposite side of battery core (2), between each positive plate (13) and negative plate (11), be distributed with barrier film (12), the side of battery case (1) has a plurality of metal poles (5), and metal pole (5) is connected with lug (7) by brace (4).
2. lithium-ion energy storage battery according to claim 1, is characterized in that: described lug (7) upper fluted (14), the interior side of corresponding battery case (1) is useful on the alignment pin (6) of battery core location.
3. lithium-ion energy storage battery according to claim 1, is characterized in that: the surface of described battery case (1) and cover plate (3) is all provided with reinforcement (17).
4. lithium-ion energy storage battery according to claim 1, is characterized in that: on described battery cover board (3), have liquid injection hole (18) and safety valve (19), liquid injection hole (18) is distributed in the avris of cover plate, and safety valve (19) is in the centre of battery cover board.
Priority Applications (1)
Application Number | Priority Date | Filing Date | Title |
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CN201320525051.7U CN203434245U (en) | 2013-08-27 | 2013-08-27 | Lithium-ion energy storage battery |
Applications Claiming Priority (1)
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CN201320525051.7U CN203434245U (en) | 2013-08-27 | 2013-08-27 | Lithium-ion energy storage battery |
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CN203434245U true CN203434245U (en) | 2014-02-12 |
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CN201320525051.7U Expired - Fee Related CN203434245U (en) | 2013-08-27 | 2013-08-27 | Lithium-ion energy storage battery |
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Cited By (2)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CN103427111B (en) * | 2013-08-27 | 2016-09-07 | 昆明理工大学 | A kind of lithium-ion energy storage battery and manufacture method thereof |
EP4087003A2 (en) | 2021-05-05 | 2022-11-09 | DarmokTech | Cell, lithium based battery and method for dissembling the battery |
-
2013
- 2013-08-27 CN CN201320525051.7U patent/CN203434245U/en not_active Expired - Fee Related
Cited By (2)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CN103427111B (en) * | 2013-08-27 | 2016-09-07 | 昆明理工大学 | A kind of lithium-ion energy storage battery and manufacture method thereof |
EP4087003A2 (en) | 2021-05-05 | 2022-11-09 | DarmokTech | Cell, lithium based battery and method for dissembling the battery |
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Date | Code | Title | Description |
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C14 | Grant of patent or utility model | ||
GR01 | Patent grant | ||
CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20140212 Termination date: 20140827 |
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EXPY | Termination of patent right or utility model |