CN109461859A - The electric boosted automobile-used lithium battery pack of one kind and its assemble method - Google Patents
The electric boosted automobile-used lithium battery pack of one kind and its assemble method Download PDFInfo
- Publication number
- CN109461859A CN109461859A CN201811305056.2A CN201811305056A CN109461859A CN 109461859 A CN109461859 A CN 109461859A CN 201811305056 A CN201811305056 A CN 201811305056A CN 109461859 A CN109461859 A CN 109461859A
- Authority
- CN
- China
- Prior art keywords
- lithium cell
- battery core
- lithium
- battery
- slot
- 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.)
- Granted
Links
- WHXSMMKQMYFTQS-UHFFFAOYSA-N Lithium Chemical compound [Li] WHXSMMKQMYFTQS-UHFFFAOYSA-N 0.000 title claims abstract description 107
- 229910052744 lithium Inorganic materials 0.000 title claims abstract description 107
- 238000000034 method Methods 0.000 title claims description 7
- 238000005192 partition Methods 0.000 claims abstract description 20
- PXHVJJICTQNCMI-UHFFFAOYSA-N Nickel Chemical compound [Ni] PXHVJJICTQNCMI-UHFFFAOYSA-N 0.000 claims description 12
- 229910052493 LiFePO4 Inorganic materials 0.000 claims description 9
- 125000006850 spacer group Chemical group 0.000 claims description 7
- 238000004026 adhesive bonding Methods 0.000 claims description 6
- XAGFODPZIPBFFR-UHFFFAOYSA-N aluminium Chemical group [Al] XAGFODPZIPBFFR-UHFFFAOYSA-N 0.000 claims description 6
- 229910052782 aluminium Inorganic materials 0.000 claims description 6
- 229910052759 nickel Inorganic materials 0.000 claims description 6
- 239000003822 epoxy resin Substances 0.000 claims description 3
- 239000003292 glue Substances 0.000 claims description 3
- 238000009434 installation Methods 0.000 claims description 3
- 229920000647 polyepoxide Polymers 0.000 claims description 3
- 238000007789 sealing Methods 0.000 claims description 3
- 229910019142 PO4 Inorganic materials 0.000 claims 1
- 230000002093 peripheral effect Effects 0.000 claims 1
- 235000021317 phosphate Nutrition 0.000 claims 1
- 150000003013 phosphoric acid derivatives Chemical class 0.000 claims 1
- 239000002253 acid Substances 0.000 abstract description 5
- 239000000047 product Substances 0.000 description 10
- 230000005611 electricity Effects 0.000 description 6
- 238000010586 diagram Methods 0.000 description 5
- 238000005516 engineering process Methods 0.000 description 2
- 239000000463 material Substances 0.000 description 2
- 239000000178 monomer Substances 0.000 description 2
- 230000009286 beneficial effect Effects 0.000 description 1
- 239000006227 byproduct Substances 0.000 description 1
- 230000007423 decrease Effects 0.000 description 1
- 238000001514 detection method Methods 0.000 description 1
- 238000004880 explosion Methods 0.000 description 1
- 238000012216 screening Methods 0.000 description 1
- 239000002699 waste material Substances 0.000 description 1
Classifications
-
- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01M—PROCESSES OR MEANS, e.g. BATTERIES, FOR THE DIRECT CONVERSION OF CHEMICAL ENERGY INTO ELECTRICAL ENERGY
- H01M50/00—Constructional details or processes of manufacture of the non-active parts of electrochemical cells other than fuel cells, e.g. hybrid cells
- H01M50/20—Mountings; Secondary casings or frames; Racks, modules or packs; Suspension devices; Shock absorbers; Transport or carrying devices; Holders
-
- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01M—PROCESSES OR MEANS, e.g. BATTERIES, FOR THE DIRECT CONVERSION OF CHEMICAL ENERGY INTO ELECTRICAL ENERGY
- H01M10/00—Secondary cells; Manufacture thereof
- H01M10/42—Methods or arrangements for servicing or maintenance of secondary cells or secondary half-cells
- H01M10/425—Structural combination with electronic components, e.g. electronic circuits integrated to the outside of the casing
-
- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01M—PROCESSES OR MEANS, e.g. BATTERIES, FOR THE DIRECT CONVERSION OF CHEMICAL ENERGY INTO ELECTRICAL ENERGY
- H01M50/00—Constructional details or processes of manufacture of the non-active parts of electrochemical cells other than fuel cells, e.g. hybrid cells
- H01M50/50—Current conducting connections for cells or batteries
-
- H02J7/0022—
-
- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01M—PROCESSES OR MEANS, e.g. BATTERIES, FOR THE DIRECT CONVERSION OF CHEMICAL ENERGY INTO ELECTRICAL ENERGY
- H01M10/00—Secondary cells; Manufacture thereof
- H01M10/42—Methods or arrangements for servicing or maintenance of secondary cells or secondary half-cells
- H01M10/425—Structural combination with electronic components, e.g. electronic circuits integrated to the outside of the casing
- H01M2010/4271—Battery management systems including electronic circuits, e.g. control of current or voltage to keep battery in healthy state, cell balancing
-
- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01M—PROCESSES OR MEANS, e.g. BATTERIES, FOR THE DIRECT CONVERSION OF CHEMICAL ENERGY INTO ELECTRICAL ENERGY
- H01M2220/00—Batteries for particular applications
- H01M2220/20—Batteries in motive systems, e.g. vehicle, ship, plane
-
- 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
Landscapes
- Chemical & Material Sciences (AREA)
- Chemical Kinetics & Catalysis (AREA)
- Electrochemistry (AREA)
- General Chemical & Material Sciences (AREA)
- Engineering & Computer Science (AREA)
- Microelectronics & Electronic Packaging (AREA)
- Manufacturing & Machinery (AREA)
- Battery Mounting, Suspending (AREA)
- Electric Propulsion And Braking For Vehicles (AREA)
Abstract
The invention discloses a kind of electric boosted automobile-used lithium battery packs, including shell, several lithium cells and BMS battery management system being placed in shell, the shell includes the upper cover of kerve and lid conjunction on kerve top, product word connector is provided on the upper lid, it is characterized by: equipped with multiple for installing the slot of lithium cell in the kerve, the cavity II for being provided with the cavity I that can at least accommodate a lithium cell in the upper cover and BMS battery management system being accommodated, the lithium cell is respectively placed in slot and cavity, it is cascaded between each lithium cell by busbar connector, signal acquisition line is mounted on each lithium cell.Present invention assembly is simple, and size compatibility is high, and size can be completely general with the plumbic acid Moped Scooter that circulates currently on the market；Capacity is high, safety is good, is tightly fastened setting by battery core partition between each lithium cell, vibrates unaffected, long service life for a long time.
Description
Technical field
The invention belongs to battery technology fields, and in particular to the electric boosted automobile-used lithium battery pack of one kind and its assembling side
Method.
Background technique
Electric bicycle battery is still based on lead-acid battery currently on the market, with advances in technology, lithium battery at
Constantly decline, occupation rate of the lithium battery in electric bicycle market are continuously increased for this.Current market sales of electric bicycle
It B grade battery core or the battery core that is utilized using echelon that battery battery core, which is substantially eliminate to get off using electric car, and battery core is just
Pole materials most is ternary material, and this battery is continuously increased with market volume, and problem also gradually displays,
In it is most outstanding be safety issue, because it is using B grades of battery cores or the echelon battery for eliminating screening, homogeneity of product cannot
Guarantee the safety problems such as on fire, explosion easily occur.
Further, since the charge-discharge performance of lithium battery and size etc. with the difference of lead-acid battery, therefore existing
It also needs replacing the component to match therewith on Moped Scooter while replacing lead-acid battery using lithium battery, replaces in this way
The component processing difficulty changed is big, not only waste of resource, but also increases replacement cost.
Summary of the invention
For above situation, the present invention provides a kind of electric boosted automobile-used lithium battery pack and its assemble methods, to solve
The above problem provides more effective technical solution.
The present invention solves the above problems by the following technical programs: a kind of electric boosted automobile-used lithium battery pack, packet
Several lithium cells and BMS battery management system for including shell, being placed in shell, the shell include that kerve and lid close the bottom of at
The upper cover at groove top end, is provided with product word connector on the upper lid, equipped with multiple for installing the slots of lithium cell in the kerve,
The cavity II for being provided with the cavity I that can at least accommodate a lithium cell in the upper cover and BMS battery management system being accommodated, institute
It states lithium cell to be respectively placed in slot and cavity, be cascaded between each lithium cell by busbar connector, each lithium
Signal acquisition line is mounted in battery core, the signal acquisition line is connected with BMS battery management system, the lithium cell, BMS electricity
It is connected together between pond management system and product word connector three by total defeated in/out line.
Further, the lithium cell in the slot is vertically arranged, and the lithium cell in the cavity I is horizontally disposed, institute
State the top for the lithium cell that the lithium cell in cavity I is placed in slot, the lithium cell in lithium cell and slot in the cavity I
Between be additionally provided with battery core dottle pin, be provided with battery core partition below the battery core dottle pin.
Further, each lithium cell in slot is spaced from each other by the battery core partition, is arranged on the battery core partition
There is the card slot for fixing lithium cell, the useful spacer pin fixed with the limit of battery core dottle pin is set on the battery core partition, it is described
It is provided with the limit hole matched with the spacer pin on battery core dottle pin, there are for fixing BMS battery on the battery core dottle pin
The fixing groove II of the fixing groove I of management system and the lithium cell being fixed in cavity I.
Further, handle is provided with outside the shell.
The lithium cell is IFP2770131 LiFePO4 battery core.
The busbar connector is aluminum or nickel sheet busbar connector.
It is described according to the above technical scheme, the assemble method of electric boosted automobile-used lithium battery pack are as follows: by several
IFP2770131 LiFePO4 battery core is successively inserted perpendicularly into order in the slot of kerve, and lithium cell is fixed on slot by gluing
It is interior；Then battery core partition is mounted on the lithium cell in kerve, and lithium cell is fixed on battery core partition by gluing, by each electricity
Core is connected in series using aluminum or nickel sheet busbar connector, and signal acquisition line is installed on each lithium cell, then install battery core every
Pad, successively installs horizontally disposed lithium cell and BMS battery management system on battery core dottle pin, will by total defeated in/out line
IFP2770131 LiFePO4 battery core is connected with BMS battery management system, is finally connected with product word connector, by product word
Connector is assembled with upper cover, is finally sealed upper cover by epoxy resin or other glue with kerve, can root after sealing
Installation handle is selected according to user.
The beneficial effects of the present invention are: 1) assembly simple, and size compatibility is high, and size can completely and currently on the market
The plumbic acid Moped Scooter of circulation is general, and its performance is stablized, can be compatible with original component, no replacement is required component；2) hold
Amount is high, safety is good, is tightly fastened setting by battery core partition between each lithium cell, vibrates unaffected, service life for a long time
It is long；3) two layers of setting of lithium battery point, topmost one layer of at least one piece of lithium cell, is not only effective to ensure that each lithium cell in this way
Between compatibility performance, and the overall dimensions of lithium battery pack can also be reduced to a certain extent；4) fast disassembly type product word connector is designed,
It is easy for assemble or unload.
Detailed description of the invention
Fig. 1 is the structural schematic diagram of shell of the invention.
Fig. 2 is the structural schematic diagram of kerve.
Fig. 3 is the schematic diagram of internal structure of Fig. 1.
Fig. 4 is battery core diaphragm structure schematic diagram.
Fig. 5 is battery core dottle pin structural schematic diagram.
Wherein: 1, kerve, 2, upper cover, 3, handle, 4, product word connector, 5, lithium cell, 6, BMS battery management system, 7, remittance
Stream row, 8, signal acquisition line, 9, battery core dottle pin, 10, battery core partition, 11, total defeated in/out line, 12, fixing groove II, 13, fixing groove
I, 14, limit hole, 15, slot, 16, cavity I, 17, cavity II, 18, card slot, 19, spacer pin.
Specific embodiment
In order to deepen the understanding of the present invention, it is complete, clear to carry out combined with specific embodiments below with attached drawing to the present invention
Ground description, discussed below is only section Example of the invention, under the premise of being no more than the scope of the present invention, this hair
It is bright to will also have various changes and improvements.
- Fig. 5 referring to Fig.1, lithium battery pack include shell, and shell includes the upper cover of kerve 1 and lid conjunction on 1 top of kerve again
2, product word connector 4 is provided in upper cover 2, is provided with handle 3 on the outside of shell.Be equipped in shell BMS battery management system 6 and
Several lithium cells 5.
Equipped with multiple for installing the slot 15 of lithium cell in kerve 1, a lithium electricity can at least be accommodated by being provided in upper cover 2
The cavity I 16 of core 5 and the cavity II 17 that can accommodate BMS battery management system 6, lithium cell 5 are respectively placed in slot 15 and cavity,
Lithium cell in slot 15 is vertically arranged, and the lithium cell in cavity I 16 is horizontally disposed, and the lithium cell in cavity I 16 is placed in slotting
The top of lithium cell 5 in slot 15.It is provided with battery core dottle pin 9 between lithium cell 5 in lithium cell 5 in cavity I 16 and slot 15,
The lower section of battery core dottle pin 9 is provided with battery core partition 10.Each lithium cell in slot 15 is spaced from each other by battery core partition 10, battery core
It is provided with the card slot 18 for fixing lithium cell on partition 10, is provided on battery core partition and is fixed for being limited with battery core dottle pin 9
Spacer pin 19, be provided with the limit hole 14 matched with the spacer pin on battery core dottle pin 9, there are be used on battery core dottle pin 9
The fixing groove I 13 of fixed BMS battery management system 6 and the fixing groove II 12 of the lithium cell for fixing in cavity I 16.
Lithium cell described above is IFP2770131 LiFePO4 battery core.It is connected between each lithium cell by busbar connector 7
Together, busbar connector 7 is aluminum or nickel sheet busbar connector.Signal acquisition line 8, signal acquisition line 8 are mounted on each lithium cell
Be connected with BMS battery management system 6, between 4 three of lithium cell 5, BMS battery management system 6 and product word connector by always output/
Enter line 11 to be connected together.
By taking 60V lithium battery pack as an example: 18 IFP2770131 LiFePO4 battery cores are successively vertical in order to insert when assembling
Enter in the slot 15 of kerve 1, and lithium cell 5 is fixed in slot 15 by gluing, then battery core partition 10 is mounted in kerve 1
Lithium cell 5 on, and lithium cell 5 is fixed on battery core partition 10 by gluing, by each battery core using aluminum or nickel sheet busbar connector 7 into
Row is connected in series, and signal acquisition line 8 is installed on each lithium cell, then installs battery core dottle pin 9, successively pacifies on battery core dottle pin 9
Fill one piece of lithium cell 5 and BMS battery management system 6, by total defeated in/out line 11 by IFP2770131 LiFePO4 battery core 5 with
BMS battery management system 6 connects, and finally connects with product word connector 4, and product word connector 4 is assembled with upper cover 2,
Finally upper cover 2 is sealed with kerve 1 by epoxy resin or other glue, installation handle can be selected after sealing according to user
3.Being assembled into outer dimension is length × width × height=(225 ± 10) × (180 ± 5) × (175 ± 5) mm.
By taking 48V lithium electricity packet as an example, 15 lithium cells are installed altogether in the slot of kerve, the lithium battery pack being assembled into is shape
Having a size of length × width × height=(210 ± 5) × (150 ± 5) × (175 ± 5) mm 48Vpack packet.
BMS battery management system is by the detection to input/output battery, voltage and internal temperature of battery, to electricity
Pond is managed, and control battery maximum continuous discharge electric current is 1C, and 30s maximum instantaneous discharge current is 3C, maximum charging current
For 1C, controlling charging temperature range is 0-50 DEG C, and control discharge temp range is-25-55 DEG C, control monomer highest charging electricity
Pressure be 3.65V, the control minimum discharge voltage of monomer be 2.6V, beyond range above in the case where BMS system will be protected.
According to described above, 48V lithium battery pack and the performance parameter of 60V lithium battery pack are as shown in the table:
Claims (8)
1. a kind of electric boosted automobile-used lithium battery pack, including shell, several lithium cells and BMS battery management for being placed in shell
System, the shell include the upper cover of kerve and lid conjunction on kerve top, are provided with product word connector, feature on the upper lid
Be: equipped with multiple for installing the slot of lithium cell in the kerve, a lithium can at least be accommodated by being provided in the upper cover
The cavity I of battery core and the cavity II that can accommodate BMS battery management system, the lithium cell are respectively placed in slot and cavity, respectively
It is cascaded between a lithium cell by busbar connector, signal acquisition line, the letter is mounted on each lithium cell
Number gathering line is connected with BMS battery management system, leads between the lithium cell, BMS battery management system and product word connector three
Total defeated in/out line is crossed to be connected together.
2. a kind of electric boosted automobile-used lithium battery pack according to claim 1, it is characterised in that: the lithium cell in the slot
It is vertically arranged, the lithium cell in the cavity I is horizontally disposed, and the lithium cell in the cavity I is placed in the lithium cell in slot
Top, battery core dottle pin is additionally provided between the lithium cell in lithium cell and slot in the cavity I, under the battery core dottle pin
Side is provided with battery core partition.
3. a kind of electric boosted automobile-used lithium battery pack according to claim 2, it is characterised in that: the battery core partition is by slot
Interior each lithium cell is spaced from each other, and the card slot for fixing lithium cell, the battery core partition are provided on the battery core partition
The upper setting useful limit fixed spacer pin with battery core dottle pin is provided on the battery core dottle pin and to match with the spacer pin
Limit hole there are the fixing groove I for fixing BMS battery management system and is fixed in cavity I on the battery core dottle pin
The fixing groove II of lithium cell.
4. according to claim 1, the 2 or 3 electric boosted automobile-used lithium battery pack of one kind, it is characterised in that: the shell peripheral hardware
It is equipped with handle.
5. the electric boosted automobile-used lithium battery pack of one kind according to claim 1 to 3, it is characterised in that: the lithium
Battery core is IFP2770131 LiFePO4 battery core.
6. the electric boosted automobile-used lithium battery pack of one kind according to claim 4, it is characterised in that: the lithium cell is
IFP2770131 LiFePO4 battery core.
7. the electric boosted automobile-used lithium battery pack of one kind according to claim 1, it is characterised in that: the busbar connector is aluminum
Or nickel sheet busbar connector.
8. a kind of assemble method of electric boosted automobile-used lithium battery pack, it is characterised in that: by several IFP2770131 ferric phosphates
Lithium cell is successively inserted perpendicularly into order in the slot of kerve, and lithium cell is fixed in slot by gluing；Then by battery core every
Plate is mounted on the lithium cell in kerve, and lithium cell is fixed on battery core partition by gluing, and each battery core is used aluminum or nickel
Piece busbar connector is connected in series, and signal acquisition line is installed on each lithium cell, battery core dottle pin is then installed, on battery core dottle pin
Horizontally disposed lithium cell and BMS battery management system are successively installed, by total defeated in/out line by IFP2770131 LiFePO4
Battery core is connected with BMS battery management system, is finally connected with product word connector, and product word connector and upper cover are carried out group
Upper cover, is finally sealed with kerve by epoxy resin or other glue by dress, installation can be selected to mention according to user after sealing
Hand.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201811305056.2A CN109461859B (en) | 2018-11-05 | 2018-11-05 | Lithium battery pack for electric power assisted vehicle and assembly method thereof |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201811305056.2A CN109461859B (en) | 2018-11-05 | 2018-11-05 | Lithium battery pack for electric power assisted vehicle and assembly method thereof |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN109461859A true CN109461859A (en) | 2019-03-12 |
| CN109461859B CN109461859B (en) | 2024-05-14 |
Family
ID=65609409
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201811305056.2A Active CN109461859B (en) | 2018-11-05 | 2018-11-05 | Lithium battery pack for electric power assisted vehicle and assembly method thereof |
Country Status (1)
| Country | Link |
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| CN (1) | CN109461859B (en) |
Cited By (4)
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| CN112072008A (en) * | 2019-06-10 | 2020-12-11 | 宁德时代新能源科技股份有限公司 | Battery pack and vehicle |
| CN113991239A (en) * | 2021-09-29 | 2022-01-28 | 江苏同科蓄电池股份有限公司 | Combined lead-acid power storage battery for electric moped |
| EP3960602A1 (en) * | 2020-08-27 | 2022-03-02 | Canyon Bicycles GmbH | Battery unit and bicycle frame |
| CN115149169A (en) * | 2022-08-02 | 2022-10-04 | 广州小鹏汽车科技有限公司 | Battery package and car |
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| US20100055556A1 (en) * | 2008-08-28 | 2010-03-04 | John Eric Meschter | Monoblock lithium ion battery |
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| CN115149169A (en) * | 2022-08-02 | 2022-10-04 | 广州小鹏汽车科技有限公司 | Battery package and car |
Also Published As
| Publication number | Publication date |
|---|---|
| CN109461859B (en) | 2024-05-14 |
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