CN204696185U - A kind of poly-lithium battery module of balance charge/discharge and comprise its battery module - Google Patents
A kind of poly-lithium battery module of balance charge/discharge and comprise its battery module Download PDFInfo
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- CN204696185U CN204696185U CN201520326414.3U CN201520326414U CN204696185U CN 204696185 U CN204696185 U CN 204696185U CN 201520326414 U CN201520326414 U CN 201520326414U CN 204696185 U CN204696185 U CN 204696185U
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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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Abstract
The utility model discloses a kind of poly-lithium battery module of balance charge/discharge and comprise its battery module, it comprises the substrate and battery core group that are printed with battery protecting plate circuit; Described battery core group is made up of several poly-lithium batteries, and each described poly-lithium battery comprises two battery pole pieces, and two described battery pole pieces are respectively positive plate and negative plate; Described substrate is provided with for the electrode export through battery pole piece on poly-lithium battery; Electrode plates described in each is connected respectively by the metal line that described substrate is printed with between each electrode interface in battery protecting plate circuit, and the identical length of metal line described in each bar is same.The beneficial effects of the utility model directly protect on battery core pole piece; balanced position of placing protective device simultaneously; battery core is directly overcharged, cross put, short circuit, balanced charge and discharge management, thoroughly change lithium battery assembling mode, reach internal resistance and reduce to maximize.
Description
Technical field
The utility model belongs to cell art, is specifically related to a kind of poly-lithium battery module of balance charge/discharge and comprises its battery module.
Background technology
In more piece connection in series-parallel lithium battery group application scenario: as dynamic field, due to the difference of the self-discharge rate problem of each joint lithium battery, and charge and discharge protecting is the battery reaching discharge and recharge threshold values is at first as the criterion.Increasing therefore along with battery pack access times, the difference of cell voltage and electric capacity can be increasing, causes the situation occurring ' charge at the beginning with regard to overvoltage, generating is just under-voltage at the beginning ', have a strong impact on battery life and performance.
In cell assembling processes; the wire length difference of baffle and single battery is very large; for wire difference more than the 250mm that 13 joints are the longest and the shortest; the internal resistance of the longest and most short lead differs 10 m about Ω; and battery self only has internal resistance 2.5 m Ω; baffle self has 6-8m Ω equally, so the battery module internal resistance that present this baffle wire connects and baffle self causes increases sharply and cannot avoid.And the internal resistance of cell is large, can produce a large amount of Joule heat causes battery temperature to raise, and causes battery discharge operating voltage to reduce, and discharge time shortens, and also can cause have a strong impact on battery performance, life-span etc.
Utility model content
Technical problem to be solved in the utility model there is provided a kind of charge and discharge balancing, the overall water, shock that internal resistance is little, long service life, resistance to overturning are strong, safe and reliable, easy to use balance charge/discharge poly-lithium battery module and comprise its battery module.
The utility model adopts following technical scheme:
A poly-lithium battery module for balance charge/discharge, it comprises the substrate and battery core group that are printed with battery protecting plate circuit; Described battery core group is made up of several poly-lithium batteries, and each described poly-lithium battery comprises two battery pole pieces, and two described battery pole pieces are respectively positive plate and negative plate; Described substrate is provided with for the electrode export through battery pole piece on poly-lithium battery; Electrode plates described in each is connected respectively by the metal line that described substrate is printed with between each electrode interface in battery protecting plate circuit, and the identical length of metal line described in each bar is same.
Further; described battery protecting plate circuit adopts and model is the structure that the battery protecting plate circuit of BM05-13SC or BM05-13SB or SOPOO SP-39 is identical, or adopt other have overcurrent, excess temperature, under-voltage, overcharge, the battery protecting plate circuit of short-circuit protection function.
Further, described substrate is the dielectric-slab comprising single or multiple lift wiring.
Further, the outer surface of described substrate and/or battery core group is coated with one deck thermal conductive insulation glue, or the corner of described substrate and/or battery core group and edge are coated with one deck thermal conductive insulation glue.
Further, described substrate is provided with dismountable conducting strip between adjacent two described electrode exports.
Further, described substrate being also provided with the line bank port for being connected with by charging device, connecting between described line bank port and battery protecting plate circuit to adopt and directly printing wiring on substrate.
Utilize the battery module that the poly-lithium battery module of balance charge/discharge is made, it comprises the poly-lithium battery module of described balance charge/discharge, its housing also comprising the poly-lithium battery module for placing described balance charge/discharge and the cover plate matched with housing.
Further, thermal conductive insulation glue is filled with in described housing.
Further, described cover plate is provided with heat conduction panel, and the metal material of the preferred good heat conductivity of described heat conduction panel makes.
The beneficial effects of the utility model are:
(1) the utility model is by passing the electrode export on substrate by the battery pole piece of each poly-lithium battery and being fixed together, battery pack is combined in the mode of serial or parallel connection, enormously simplify at the series-parallel assembling process of lithium battery, save manpower and materials, improve efficiency, battery protecting plate circuit printed by substrate simultaneously, abandon the physics copper cash of cross-over connection, and electrode plates described in each is connected respectively by the metal line that described substrate is printed with between each electrode interface in battery protecting plate circuit, and the identical length of metal line described in each bar is same, can reach balanced, minimizing internal resistance that again can be real.The utility model provides a kind of new mode of thinking; battery core pole piece is directly protected, simultaneously balanced position of placing protective device, battery core is directly overcharged, cross put, short circuit, balanced charge and discharge management; thorough change lithium battery assembling mode, reaches internal resistance and reduces to maximize.
(2) the utility model covers thermal conductive insulation glue at the outer surface of substrate and/or battery core group, or on the corner and edge of substrate and/or battery core group, be coated with one deck thermal conductive insulation glue, can heat radiation be strengthened, simultaneously water proof and dust proof, alleviate the impact vibrated battery itself and connecting line thereof.
(3) the utility model by arranging electrode export on the substrate with battery protecting plate circuit; not only realize connection in series-parallel integral type to fix; and simultaneously to the overcharging of battery, cross to put and protect with overheated; reduce internal resistance in-fighting; realize integrated; be conducive to overall package, safety and stability is all greatly improved.
(4) the utility model can also by arranging outside housing and cover plate, poly-lithium battery module is sealed, convenient overall use, by pouring into thermal conductive insulation glue in inside, by housing and the sealing of cover plate internal layer, guarantee that the battery module utilizing poly-lithium battery module to make realizes waterproof, shockproof, dust protection, avoid dust to enter increase internal resistance, cause caloric value to increase, detract useful life.
Accompanying drawing explanation
Fig. 1 is structural representation of the present utility model.
Fig. 2 is the detonation configuration schematic diagram of the utility model composition battery module.
Fig. 3 is the schematic layout pattern of substrate in the utility model.
Wherein, 1 housing, 2 thermal conductive insulation glues, 3 substrates, 4 electrode exports, 5 conducting strips, 6 battery pole pieces, 7 battery protecting plate circuit, 8 metal lines, 9 line bank ports, 10 poly-lithium batteries, 11 screws, 12 stators, 13 cover plates, 14 heat conduction panels.
Embodiment
Below in conjunction with accompanying drawing 1 ~ 3, the utility model is described in further detail.
Embodiment 1, with reference to Fig. 1 ~ 3: it comprises the substrate 3 and battery core group that are printed with battery protecting plate circuit 7; Described battery core group is made up of several poly-lithium batteries 10, and each described poly-lithium battery 10 comprises two battery pole pieces, 6, two described battery pole pieces 6 and is respectively positive plate and negative plate; Described substrate 3 is provided with for the electrode export 4 through battery pole piece 6 on poly-lithium battery 10; Electrode plates 6 described in each is connected respectively by the metal line 8 that described substrate 3 is printed with between each electrode interface in battery protecting plate circuit 7, and the identical length of metal line 8 described in each bar is same.
Described electrode export 4 at least distributes on the substrate 3 side by side in two row, the positive plate of described poly-lithium battery 10 and negative plate are each passed through horizontal two electrode exports 4 side by side, and the battery pole piece 6 stretched out in the adjacent electrode export 4 of longitudinal arrangement is connected and fixed.
Further; described battery protecting plate circuit 7 adopts and model is the structure that the battery protecting plate circuit of BM05-13SC or BM05-13SB or SOPOO SP-39 is identical, or adopt other have overcurrent, excess temperature, under-voltage, overcharge, the battery protecting plate circuit of short-circuit protection function.
Further, described substrate 3 is for comprising the dielectric-slab of single or multiple lift wiring.
Further, the outer surface of described substrate 3 and/or battery core group is coated with one deck thermal conductive insulation glue 2, or the corner of described substrate 3 and/or battery core group and edge are coated with one deck thermal conductive insulation glue 2.
Further, described substrate 3 is provided with dismountable conducting strip 5 between adjacent two described electrode exports 4; Preferably, described conducting strip 5 to be arranged in the described electrode export 4 of same row between adjacent two electrode exports 4, namely not all need to arrange conducting strip 5 between every two adjacent described electrode exports 4, but be disposed between a row electrode export 4, as shown in Figure 3.
Further; described substrate 3 is also provided with the line bank port 9 for being connected with by charging device; facilitate external device to plug to connect; connect between described line bank port 9 and battery protecting plate circuit 7 to adopt and directly print wiring on the substrate 3, or adopt the mode of copper wires or other wires directly to connect by charging device.
Utilize the battery module that a kind of balance charge/discharge poly-lithium battery module of water, shock is made, it comprises the balance charge/discharge poly-lithium battery module of described water, shock, its housing 1 also comprising the balance charge/discharge poly-lithium battery module for placing described water, shock and the cover plate 13 matched with housing 1.
Further, thermal conductive insulation glue 2 is filled with in described housing 1.
Further, described cover plate 13 is provided with heat conduction panel 14, and the heat conduction panel 14 that the position that the battery protecting plate circuit on substrate is relative with cover plate 13 is arranged can be good at improving the heat dispersion of this circuit.
The simple cost of the utility model structure is low; substrate 3 covers on poly-lithium battery 10 can protect poly-lithium battery 10 well; simultaneously by mode that positive and negative plate is fixed on the substrate 3; by the positive plate of at least two poly-lithium batteries 10 and negative plate homophase or anti-phasely to connect; form integrated battery core group; can easy to use and carrying, and mode fixing is on the substrate 3 easy to dismounting, can not damage battery itself.United two into one by battery protecting plate circuit 7 and substrate 3; battery core pole piece 6 is directly protected, simultaneously balanced position of placing protective device, battery core is directly overcharged, cross put, short circuit, balanced charge and discharge management; thorough change lithium battery assembling mode, reaches internal resistance and reduces to maximize.
The above execution mode is only preferred embodiment of the present utility model, and is not the exhaustive of the feasible enforcement of the utility model.For persons skilled in the art, to any apparent change done by it under the prerequisite not deviating from the utility model principle and spirit, all should be contemplated as falling with within claims of the present utility model.
Claims (10)
1. a poly-lithium battery module for balance charge/discharge, is characterized in that: it comprises the substrate (3) and battery core group that are printed with battery protecting plate circuit (7); Described battery core group is made up of several poly-lithium battery cores (10), and each described poly-lithium battery core (10) comprises two battery pole pieces (6), and two described battery pole pieces (6) are respectively positive plate and negative plate; Described substrate (3) is provided with for the electrode export (4) through the upper battery pole piece (6) of poly-lithium battery (10); Be connected respectively by the upper metal line (8) printed of described substrate (3) between electrode plates described in each (6) with each electrode interface in battery protecting plate circuit (7), the identical length of metal line (8) described in each bar is same.
2. the poly-lithium battery module of a kind of balance charge/discharge according to claim 1; it is characterized in that: described battery protecting plate circuit (7) adopts and model is the structure that the battery protecting plate circuit of BM05-13SC or BM05-13SB is identical, or adopt other have overcurrent, excess temperature, under-voltage, overcharge, the battery protecting plate circuit of short-circuit protection function.
3. the poly-lithium battery module of a kind of balance charge/discharge according to claim 1 and 2, is characterized in that: described substrate (3) is for comprising the dielectric-slab of single or multiple lift wiring.
4. the poly-lithium battery module of a kind of balance charge/discharge according to claim 1 and 2, is characterized in that: the outer surface of described substrate (3) and/or battery core group is coated with one deck thermal conductive insulation glue (2).
5. the poly-lithium battery module of a kind of balance charge/discharge according to claim 1 and 2, is characterized in that: the corner of described substrate (3) and/or battery core group and edge are coated with one deck thermal conductive insulation glue (2).
6. the poly-lithium battery module of a kind of balance charge/discharge according to claim 1 and 2, is characterized in that: be provided with dismountable conducting strip (5) between upper adjacent two the described electrode exports (4) of described substrate (3).
7. the poly-lithium battery module of a kind of balance charge/discharge according to claim 1 and 2, is characterized in that: described substrate (3) is also provided with the line bank port (9) for being connected with by charging device.
8. utilize the battery module that the poly-lithium battery module of a kind of balance charge/discharge described in claim 1 or 2 is made, it is characterized in that: it comprises described balance charge/discharge and sends out poly-lithium battery module, its housing (1) also comprising the poly-lithium battery module for placing described balance charge/discharge and the cover plate (13) matched with housing (1).
9. the poly-lithium battery module of balance charge/discharge according to claim 8, is characterized in that: be filled with thermal conductive insulation glue (2) in described housing (1).
10. the poly-lithium battery module of balance charge/discharge according to claim 9, is characterized in that: described cover plate (13) is provided with heat conduction panel (14).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201520326414.3U CN204696185U (en) | 2015-05-20 | 2015-05-20 | A kind of poly-lithium battery module of balance charge/discharge and comprise its battery module |
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201520326414.3U CN204696185U (en) | 2015-05-20 | 2015-05-20 | A kind of poly-lithium battery module of balance charge/discharge and comprise its battery module |
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| CN204696185U true CN204696185U (en) | 2015-10-07 |
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| CN201520326414.3U Active CN204696185U (en) | 2015-05-20 | 2015-05-20 | A kind of poly-lithium battery module of balance charge/discharge and comprise its battery module |
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Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN105553055A (en) * | 2016-03-07 | 2016-05-04 | 深圳市中工巨能科技有限公司 | Driving equalizing device of power battery pack |
| CN106935781A (en) * | 2017-01-06 | 2017-07-07 | 动能创科股份有限公司 | A kind of connection method of battery pack |
| CN110098359A (en) * | 2019-04-17 | 2019-08-06 | 上海空间电源研究所 | A kind of carrier rocket Li-ion batteries piles composite supporting layer structure |
| CN110429234A (en) * | 2019-07-05 | 2019-11-08 | 恒大新能源科技集团有限公司 | A kind of no busbar connector battery module structure and assemble method |
-
2015
- 2015-05-20 CN CN201520326414.3U patent/CN204696185U/en active Active
Cited By (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN105553055A (en) * | 2016-03-07 | 2016-05-04 | 深圳市中工巨能科技有限公司 | Driving equalizing device of power battery pack |
| CN106935781A (en) * | 2017-01-06 | 2017-07-07 | 动能创科股份有限公司 | A kind of connection method of battery pack |
| CN106935781B (en) * | 2017-01-06 | 2020-07-21 | 天津清源电动车辆有限责任公司 | Battery pack connection method |
| CN110098359A (en) * | 2019-04-17 | 2019-08-06 | 上海空间电源研究所 | A kind of carrier rocket Li-ion batteries piles composite supporting layer structure |
| CN110429234A (en) * | 2019-07-05 | 2019-11-08 | 恒大新能源科技集团有限公司 | A kind of no busbar connector battery module structure and assemble method |
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| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant |