CN201584462U - Combined lithium battery - Google Patents
Combined lithium battery Download PDFInfo
- Publication number
- CN201584462U CN201584462U CN2010200410357U CN201020041035U CN201584462U CN 201584462 U CN201584462 U CN 201584462U CN 2010200410357 U CN2010200410357 U CN 2010200410357U CN 201020041035 U CN201020041035 U CN 201020041035U CN 201584462 U CN201584462 U CN 201584462U
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- dividing plate
- shell
- electricity
- lithium battery
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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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- 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
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Abstract
The utility model discloses a combined lithium battery, which comprises a casing with an opened upper end, wherein a plurality of baffle plates are arranged inside the casing, electric cores are arranged next to the baffle plates; through lug connecting pieces, lugs on the electric cores are connected with a positive electrode post and a negative electrode post on a cover plate arranged at the opening of the casing; the electric cores on two sides of the baffle plates are connected through electric core connectors, and flutes are arranged on the external surface of the casing at intervals. The group battery has scientific and ingenious design and simple and reasonable structure, is favorable to increasing mass ratio energy of a single lithium battery and convenient for assembling, loading and unloading and transporting, and can eliminate various potential safety hazards and is safe and reliable; the flutes are arranged on the external surface of the casing, thus heat emission property of the casing can be better improved, electrochemical reaction can be guaranteed to be normally carried out, and service life of a battery box is prolonged.
Description
Technical field
The utility model belongs to technical field of lithium batteries, particularly a kind of composite type lithium battery.
Background technology
Lithium battery is meant respectively the secondary cell that constitutes as positive and negative electrode with two compounds that can reversibly embed with the removal lithium embedded ion.Lithium battery generally comprises: members 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, so safety problems such as liquid leakage of liquid electricity and combustion explosion can not occur, assembling is easy to, and makes integral battery door very light, very thin.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 flexible package lithium cell, promptly electric core.
At present, the monomer operating voltage of lithium battery is between 2.0～4.25V, and the capacity of power lithium battery is 10～100Ah.Satisfy the load electricity consumption of electric motor car high voltage, big electric current, must use by a plurality of cell series/parallels.For example: a pure electric sedan, DC input voitage are 310V, and (3.2V 90Ah), needs 96 cells of series connection could satisfy power reguirements if use ferric phosphate lithium cell; One 12 meters electric motor coach, power supply is together in series if operating voltage, just needs 108 (LiMn2O4 of monomer 3.6V or ternary lithium batteries) at 388V.The series connected battery capacity is big more, and the manufacturing technology difficulty of its charge and discharge protecting circuit is just high more, and its fail safe also just is difficult to thoroughly solve.The series/parallel of a large amount of flexible-packed batteries has also increased labour intensity to the installer, and all there are very big potential safety hazard in loading and unloading, transportation and assembling.
The utility model content
The purpose of this utility model provide a kind ofly be convenient to install, the composite type lithium battery of safe and reliable, stable performance.
For achieving the above object, the technical solution of the utility model is: a kind of composite type lithium battery, the shell that comprises upper end open, enclosure is provided with the polylith dividing plate, adjacently with dividing plate be provided with electric core, the lug of electricity on the core links to each other with negative terminal with positive terminal on the cover plate that is located at the shell aperture place by the lug connector, and the electric core of dividing plate both sides is by electric core connector electrical connection; Be interval with groove on the described outer surface of outer cover.
Described dividing plate top is provided with draw-in groove, and electric core connector clamps and carries in the draw-in groove.
Described cover plate is provided with the detection line terminal and is connected pin, and cross-sectional area is respectively 0.5-1.0 square millimeter and 0.1-0.5 square millimeter; Be provided with in the shell and be connected temperature sensor and the BMS slave computer that the pin lower end links to each other.
Be provided with ten groups of electricity cores in the described shell, ten groups of electricity cores are single-row setting, are separated by by dividing plate between every group of electricity core; Leave the gap between end dividing plate and the shell, be provided with management system in the gap.
Be provided with 12 groups of electricity cores in the described shell, 12 groups of electricity cores are two row and are provided with, and are separated by by dividing plate between every group of electricity core, have baffle plate to be separated by between the electric core of every row.
Be provided with 11 groups of electricity cores in the described shell, 11 groups of electricity cores are two row and are provided with, and are separated by by dividing plate between every group of electricity core, have baffle plate to be separated by between the electric core of every row; Leave the gap between end dividing plate and the shell, be provided with management system in the gap.
Be provided with 20 groups of electricity cores in the described shell, 20 groups of electricity cores are three row and are provided with, and are separated by by dividing plate between every group of electricity core, have baffle plate to be separated by between the electric core of every row; Leave the gap between end dividing plate and the shell, be provided with management system in the gap.
Compared with prior art, the utility model has the advantages that:
1, many groups of electric cores in the shell are separated by by dividing plate, lug links to each other with negative terminal with positive terminal by the lug connector, the electric core of dividing plate both sides is electrically connected by electric core connector, shell aperture place cover closure, the electricity core is located at respectively in the zone that is separated, simple installation is provided with firmly the security performance height, this battery design science, ingenious, simple in structure, rationally, be applicable to the packing of various flexible package lithium cells, flexible package lithium cell monomer capacity is freely assembled from several ampere-hours to hundreds of ampere-hours, help improving the specific energy of single lithium battery, assembling, loading and unloading and convenient transportation are eliminated various potential safety hazards, and be safe and reliable; On the outer surface of shell, be provided with groove, can be good at improving the heat dispersion of shell, be normally providing safeguard of electrochemical reaction, prolong the useful life of battery case.
2, on the cover board be provided with the detection line terminal and be connected pin, be provided with temperature sensor and BMS slave computer in the shell, be convenient to Performance Detection and the temperature detection and the control of lithium battery.
3, the lug connector is " worker " font, has both guaranteed current density, saves copper material again, can also improve the specific energy of single lithium battery.
4, electric core of the present utility model has multiple assembled arrangement form, is adapted to various loading condition and uses, and has very strong adaptability and good charge-discharge cycle.
Description of drawings
Fig. 1 is the blast structural representation of the utility model embodiment one;
Fig. 2 is the blast structural representation of the utility model embodiment two;
Fig. 3 is the blast structural representation of the utility model embodiment three;
Fig. 4 is the blast structural representation of the utility model embodiment four.
Embodiment
Embodiment one, composite type lithium battery as shown in Figure 1, it comprises the shell 1 of upper end open, be provided with ten dividing plates 9 and ten groups of electricity cores 15 in shell 1 inside, the top of every dividing plate 9 is provided with draw-in groove 10, ten dividing plates 9 are divided into 11 isolated areas with the inside of shell 1, wherein be respectively equipped with one group of electricity core 15 in ten isolated areas, ten groups of electricity cores 15 are single-row and are arranged in the shell 1, dividing plate 9 that a remaining isolated area is the end and the gap between the shell 1, this gap length is half of one group of electricity core 15 shared space, is provided with management system 11 during this time in the crack.The lug 16 of electricity core 15 is connected with electric core connector 8 by the lug connector 7 of " worker " font, lug connector 7 links to each other with negative terminal 4 with positive terminal 3 respectively, electricity core connector 8 is cascaded the battery pack of dividing plate 9 both sides, and is installed in the draw-in groove 10, connects reliable.1 upper opening place is provided with cover plate 2 at shell, and cover plate 2 is provided with counterbore 5, and positive terminal 3 and negative terminal 4 expose in cover plate 2 outsides by counterbore 5, is convenient to battery pack and uses connection.On cover plate 2, be provided with detection line terminal 6 and be connected pin 14, its cross-sectional area is respectively 0.5-1.0 square millimeter and 0.1-0.5 square millimeter, be provided with temperature sensor 12 and BMS slave computer 13 in the shell 1, be convenient to the Performance Detection of lithium battery, timely test and monitoring voltage height, battery temperature, the lower end of detection line terminal 6 links to each other with lug connector 7, electric core connector 8, and the lower end that connects pin 14 links to each other with BMS slave computer 13 with temperature sensor 12.Longitudinal separation is provided with multiple tracks groove 17 on the outer surface of shell 1, and groove 17 can improve the heat dispersion of shell 1, is normally providing safeguard of electrochemical reaction, prolongs the useful life of battery case.
In the utility model, the height of shell 1, wide ratio are (190 ± 5): (135 ± 1.5), and suitable kerb weight is the passenger car of 860kg ∽ 1400kg, is placed under the seat, front and back, do not need to promote seat height, the minimum ground clearance of car load still can reach 〉=150mm; The material of shell 1 and cover plate 2 is V00 nylon 66 plastic rubber materials, fire-retardant V00 level, and meet the BOHS command request; Positive terminal 3, negative terminal 4, detection line terminal 6 and the material that is connected pin 14 are brass chromium plating.
In the present embodiment, detection line terminal 6 is that single electric core connects pin, has 11 pins; Connect pin 14 and have eight pins, wherein temperature sensor 12 takies three pins, and BMS slave computer 13 takies five pins.
Embodiment two, composite type lithium battery as shown in Figure 5, the difference of itself and embodiment one is: shell 1 inside is provided with 12 groups of electricity cores 15 in two separate ranks, is separated by by baffle plate 18 between the electric core 15 of every row, organizing between the electric core 15 of every row is separated by by dividing plate 9, and dividing plate 9 has ten; In shell 1, do not have the gap of reserving, and management system 11 is not set.
In the present embodiment, detection line terminal 6 is that single electric core connects pin, has 13 pins; Connect pin 14 and have 11 pins, wherein temperature sensor 12 takies three pins, and BMS slave computer 13 takies eight pins.
Embodiment three, composite type lithium battery as shown in Figure 6, the difference of itself and embodiment two is: be provided with 11 groups of electricity cores 15 in shell 1 inside in two separate ranks, be separated by by baffle plate 18 between the electric core 15 of every row, organizing between the electric core 15 of every row is separated by by dividing plate 9, and dividing plate 9 has ten; Be reserved with the gap between dividing plate 9 and shell 1, this gap is suitable with one group of electricity core 15 occupation space, is provided with management system 11 in this gap.
In the present embodiment, detection line terminal 6 is that single electric core connects pin, has 12 pins; Connect pin 14 and have 11 pins, wherein temperature sensor 12 takies three pins, and BMS slave computer 13 takies eight pins.
Embodiment four, composite type lithium battery as shown in Figure 7, the difference of itself and embodiment three is: part three row are provided with 20 groups of electricity cores 15 in shell 1, are separated by by baffle plate 18 between the electric core 15 of every row, organizing between the electric core 15 of every row is separated by by dividing plate 9, and dividing plate 9 has 18.Be reserved with the gap between dividing plate 9 and the shell 1, be provided with management system 11 in this gap.
In the present embodiment, detection line terminal 6 is that single electric core connects pin, has 21 pins; Connect pin 14 and have 11 pins, wherein temperature sensor 12 takies three pins, and BMS slave computer 13 takies eight pins.
The utility model is not limited to above-mentioned execution mode: the group number of shell 1 internal electrical core 15 can be determined as required, arrangement mode can be provided with according to actual needs, for example: 15 minutes four row of totally three ten one groups of electricity cores are provided with, and are reserved with the space that management system 11 is set in the bight of shell 1.
Claims (7)
1. composite type lithium battery, it is characterized in that: the shell that comprises upper end open, enclosure is provided with the polylith dividing plate, adjacently with dividing plate be provided with electric core, the lug of electricity on the core links to each other with negative terminal with positive terminal on the cover plate that is located at the shell aperture place by the lug connector, and the electric core of dividing plate both sides is by electric core connector electrical connection; Be interval with groove on the described outer surface of outer cover.
2. composite type lithium battery as claimed in claim 1 is characterized in that: described dividing plate top is provided with draw-in groove, and electric core connector clamps and carries in the draw-in groove.
3. composite type lithium battery as claimed in claim 2 is characterized in that: described cover plate is provided with the detection line terminal and is connected pin, and cross-sectional area is respectively 0.5-1.0 square millimeter and 0.1-0.5 square millimeter; Be provided with in the shell and be connected temperature sensor and the BMS slave computer that the pin lower end links to each other.
4. composite type lithium battery as claimed in claim 3 is characterized in that: be provided with ten groups of electricity cores in the described shell, ten groups of electricity cores are single-row setting, are separated by by dividing plate between every group of electricity core; Leave the gap between end dividing plate and the shell, be provided with management system in the gap.
5. composite type lithium battery as claimed in claim 3 is characterized in that: be provided with 12 groups of electricity cores in the described shell, 12 groups of electricity cores are two row and are provided with, and are separated by by dividing plate between every group of electricity core, have baffle plate to be separated by between the electric core of every row.
6. composite type lithium battery as claimed in claim 3 is characterized in that: be provided with 11 groups of electricity cores in the described shell, 11 groups of electricity cores are two row and are provided with, and are separated by by dividing plate between every group of electricity core, have baffle plate to be separated by between the electric core of every row; Leave the gap between end dividing plate and the shell, be provided with management system in the gap.
7. composite type lithium battery as claimed in claim 3 is characterized in that: be provided with 20 groups of electricity cores in the described shell, 20 groups of electricity cores are three row and are provided with, and are separated by by dividing plate between every group of electricity core, have baffle plate to be separated by between the electric core of every row; Leave the gap between end dividing plate and the shell, be provided with management system in the gap.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2010200410357U CN201584462U (en) | 2010-01-06 | 2010-01-06 | Combined lithium battery |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2010200410357U CN201584462U (en) | 2010-01-06 | 2010-01-06 | Combined lithium battery |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN201584462U true CN201584462U (en) | 2010-09-15 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN2010200410357U Expired - Lifetime CN201584462U (en) | 2010-01-06 | 2010-01-06 | Combined lithium battery |
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| CN (1) | CN201584462U (en) |
Cited By (7)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN102916143A (en) * | 2012-10-30 | 2013-02-06 | 浙江振龙电源股份有限公司 | Safe and reliable lithium ion battery |
| CN105700587A (en) * | 2016-01-26 | 2016-06-22 | 山东科技大学 | A thermostatic control system for lithium battery performance tests |
| CN105742693A (en) * | 2016-04-05 | 2016-07-06 | 洛阳月星新能源科技有限公司 | High-safety lithium ion battery module |
| CN105845967A (en) * | 2016-04-05 | 2016-08-10 | 洛阳月星新能源科技有限公司 | Radiating type lithium ion battery module |
| CN106199087A (en) * | 2016-08-31 | 2016-12-07 | 华南理工大学 | A kind of battery clamp of band Overline ring |
| CN112133850A (en) * | 2019-06-25 | 2020-12-25 | 周锡卫 | Overall plastic PACK structure of lithium battery module based on single battery cell series connection |
| CN112840501A (en) * | 2018-10-15 | 2021-05-25 | 韦巴斯托股份公司 | Insertion part for insertion into a battery housing of a battery system device, and battery system device |
-
2010
- 2010-01-06 CN CN2010200410357U patent/CN201584462U/en not_active Expired - Lifetime
Cited By (8)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN102916143A (en) * | 2012-10-30 | 2013-02-06 | 浙江振龙电源股份有限公司 | Safe and reliable lithium ion battery |
| CN102916143B (en) * | 2012-10-30 | 2015-03-25 | 浙江振龙电源股份有限公司 | Safe and reliable lithium ion battery |
| CN105700587A (en) * | 2016-01-26 | 2016-06-22 | 山东科技大学 | A thermostatic control system for lithium battery performance tests |
| CN105742693A (en) * | 2016-04-05 | 2016-07-06 | 洛阳月星新能源科技有限公司 | High-safety lithium ion battery module |
| CN105845967A (en) * | 2016-04-05 | 2016-08-10 | 洛阳月星新能源科技有限公司 | Radiating type lithium ion battery module |
| CN106199087A (en) * | 2016-08-31 | 2016-12-07 | 华南理工大学 | A kind of battery clamp of band Overline ring |
| CN112840501A (en) * | 2018-10-15 | 2021-05-25 | 韦巴斯托股份公司 | Insertion part for insertion into a battery housing of a battery system device, and battery system device |
| CN112133850A (en) * | 2019-06-25 | 2020-12-25 | 周锡卫 | Overall plastic PACK structure of lithium battery module based on single battery cell series connection |
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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: 20100915 |