CN113328183A - Battery module head string adjusting device - Google Patents
Battery module head string adjusting device Download PDFInfo
- Publication number
- CN113328183A CN113328183A CN202110571025.7A CN202110571025A CN113328183A CN 113328183 A CN113328183 A CN 113328183A CN 202110571025 A CN202110571025 A CN 202110571025A CN 113328183 A CN113328183 A CN 113328183A
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- CN
- China
- Prior art keywords
- battery
- battery module
- ejector pin
- bakelite
- adjusting device
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- 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
- H01M50/204—Racks, modules or packs for multiple batteries or multiple cells
- H01M50/207—Racks, modules or packs for multiple batteries or multiple cells characterised by their shape
- H01M50/213—Racks, modules or packs for multiple batteries or multiple cells characterised by their shape adapted for cells having curved cross-section, e.g. round or elliptic
-
- 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
- H01M10/05—Accumulators with non-aqueous electrolyte
- H01M10/052—Li-accumulators
-
- 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
- H01M10/4207—Methods or arrangements for servicing or maintenance of secondary cells or secondary half-cells for several batteries or cells simultaneously or sequentially
-
- 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
- H01M50/20—Mountings; Secondary casings or frames; Racks, modules or packs; Suspension devices; Shock absorbers; Transport or carrying devices; Holders
- H01M50/244—Secondary casings; Racks; Suspension devices; Carrying devices; Holders characterised by their mounting method
-
- 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
- H01M50/247—Mountings; Secondary casings or frames; Racks, modules or packs; Suspension devices; Shock absorbers; Transport or carrying devices; Holders specially adapted for portable devices, e.g. mobile phones, computers, hand tools or pacemakers
-
- 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
- H01M50/258—Modular batteries; Casings provided with means for assembling
-
- 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
- H01M50/502—Interconnectors for connecting terminals of adjacent batteries; Interconnectors for connecting cells outside a battery casing
-
- 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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- Chemical & Material Sciences (AREA)
- Chemical Kinetics & Catalysis (AREA)
- Electrochemistry (AREA)
- General Chemical & Material Sciences (AREA)
- Engineering & Computer Science (AREA)
- Manufacturing & Machinery (AREA)
- Life Sciences & Earth Sciences (AREA)
- Biophysics (AREA)
- Computer Hardware Design (AREA)
- Microelectronics & Electronic Packaging (AREA)
- Battery Mounting, Suspending (AREA)
Abstract
The invention discloses a battery module head string adjusting device which comprises a battery assembly frame and a bakelite tool plate, wherein a channel for assembling a battery main body is formed in the battery assembly frame, the battery main body is assembled in the battery assembly frame to complete the assembly of a battery module, a recess for assembling the battery module is formed in the bakelite tool plate, the bakelite tool plate is provided with an adjusting mechanism for adjusting the voltage of a head string battery in the battery module, the adjusting mechanism comprises a first ejector pin and a second ejector pin which are connected with a battery charging and discharging test device, the first ejector pin is embedded and installed at the end part of the bakelite tool plate, and the second ejector pin is adjustably installed on an opposite surface of the bakelite tool plate corresponding to the installation position of the first ejector pin. This first string adjusting device of battery module carries out the artificial voltage that raises to the first festival of protection shield control before going into the shell, guarantees that this cluster can reach the protection shield protection point in advance than other strings at every turn, reduces the safe risk and increase of service life of this type of product.
Description
Technical Field
The invention belongs to the technical field of lithium batteries, and particularly relates to a battery module head string adjusting device.
Background
Lithium Battery (Li-Ion, Lithium Ion Battery): lithium ion batteries have the advantages of light weight, large capacity, no memory effect and the like, so that the lithium ion batteries are generally applied, and a plurality of digital devices adopt the lithium ion batteries as power supplies, although the price is relatively expensive. The lithium ion battery has high energy density, the capacity of the lithium ion battery is 1.5-2 times that of a nickel-hydrogen battery with the same weight, and the lithium ion battery has low self-discharge rate. In addition, the advantages of almost no memory effect and no toxic substances of the lithium ion battery are also important reasons for the wide application of the lithium ion battery.
18650 is a standard lithium ion battery model number in lithium ion battery, 18 shows diameter 18mm, 65 shows length 65mm, 0 shows cylindrical battery, because 18650 is very good in stability performance in the work, widely used in each large electronic field: the portable electric heating flashlight is commonly used for high-grade highlight flashlights, portable power supplies, wireless data transmitters, electric heating warm-keeping clothes, shoes, portable instruments and meters, portable lighting equipment, portable printers, industrial instruments, medical instruments and the like.
The 18650 batteries are used in the electric tool, wherein the protection plate only protects the first string, the requirements on the initial consistency of the batteries and the consistency in the using process are high, and great potential safety hazards are caused.
Disclosure of Invention
The invention aims to provide a first-string adjusting device for a battery module, which can reduce the safety risk of the products to a certain extent and prolong the service life.
In order to achieve the purpose, the invention provides the following technical scheme: the utility model provides a battery module head cluster adjusting device, including battery combination frame and the bakelite frock board that supplies the battery subject installation, be formed with the passageway of supplying the assembly of battery subject in the above-mentioned battery combination frame, the equipment of battery module is accomplished in the battery combination frame to above-mentioned battery subject assembly, set up the sunken of supplying the assembly of battery module on the above-mentioned bakelite frock board, and the bakelite frock board possesses the adjustment mechanism who carries out voltage adjustment to the first cluster battery in the battery module, adjustment mechanism is including the first thimble and the second thimble of connecting battery charge and discharge test equipment, wherein, a thimble gomphosis is installed in bakelite board tip, the second adjustable opposite face of installing in bakelite board corresponding thimble a mounted position of thimble.
Preferably, the channel formed in the battery combination rack and used for assembling the battery main body comprises a first lower assembly channel and a second upper assembly channel, and the end parts of the first assembly channel and the second assembly channel in the same column are sealed by embedded limiting clamps.
Preferably, the bottom of the first assembling channel is configured to be an arc-shaped limiting concave surface adapted to the outer edge surface of the battery body, and the bottom of the second assembling channel is configured to be a supporting clamping plate for separating the first assembling channel from the battery body in the second assembling channel.
Preferably, the embedded limit card comprises a disc part abutting against the end part of the battery main body and a connecting rod part connecting the disc parts, and the first assembly channel and the second assembly channel are matched with the embedded limit card connecting rod part and provided with embedding grooves.
Preferably, a cavity for slidably mounting the abutting end is formed in the first ejector pin, a group of first return springs connected with the first ejector pin is arranged at the end parts of the abutting ends, and one ends of the abutting ends, far away from the first return springs, are abutted to the end parts of the first series of batteries in the battery module.
Preferably, the free state of the first return spring enables the abutting end part to extend out of the first thimble, and the contraction limit state of the first return spring enables the abutting end part to be kept flush with the inner wall of the electric wood tooling plate.
Preferably, the position on the bakelite tooling plate for installing the second ejector pin is provided with a groove, the bottom end of the second ejector pin is connected with a group of transmission members for adjusting the second ejector pin, the position on the bakelite tooling plate, which is adaptive to the transmission members, is provided with an accommodating cavity, the transmission members are L-shaped, the corner positions of the transmission members are rotatably connected with the bakelite tooling plate through rotating shafts, and the accommodating cavity is internally provided with a second reset spring abutted against the bottom end of the transmission members.
Preferably, the second ejector pin is hinged to the transmission member through a torsion spring, and the end face of the second ejector pin abuts against the side face of the first series of batteries in the battery module when the second ejector pin rotates around the torsion spring in a turnover state.
Preferably, the second thimble is accommodated in the groove of the mounting position in a free state of the second return spring, and the end of the second thimble is kept flush with the inner wall of the electrical wood-working plate in a contraction limit state of the second return spring.
The invention has the technical effects and advantages that: according to the battery module head string adjusting device, the first section monitored by the protection board is artificially raised by 20mV (3% -5%) of voltage before entering a shell through the first ejector pin and the second ejector pin arranged on the bakelite tooling board, so that the string can reach the protection point of the protection board in advance of other strings each time, the safety risk of the products is reduced, and the service life of the products is prolonged; the abutting end of the first ejector pin can be matched with the first reset spring to achieve shrinkage, so that the battery combination frame is convenient to install, the second ejector pin can abut against the battery main body of the first string of the battery combination frame in the pressed state of the transmission member, rapid abutting assembly is convenient to achieve, and adjustment of follow-up battery charging and discharging test equipment to voltage is convenient.
Drawings
FIG. 1 is a schematic structural view of a battery according to the present invention in a state where a battery main body is loaded;
FIG. 2 is a schematic illustration of the present invention in broken away form;
FIG. 3 is a schematic structural diagram of a battery rack assembly according to the present invention;
FIG. 4 is a cross-sectional view taken at A-A of FIG. 3 in accordance with the present invention;
FIG. 5 is a schematic structural view of the present invention of a bakelite tooling board;
FIG. 6 is a cross-sectional view taken at B-B of FIG. 5 in accordance with the present invention;
fig. 7 is an enlarged view of the structure of fig. 6 at C according to the present invention.
In the figure: the battery assembling frame comprises a battery assembling frame 1, a first 101 assembling channel, a first 10101 arc-shaped limiting concave surface, a second 102 assembling channel, a 10201 supporting clamping plate, a battery main body 2, a 3 electric wood assembling plate, a 4 embedded limiting clamp, a 401 embedding groove, a first 5 ejector pin, a 501 abutting end, a first 502 reset spring, a second 6 ejector pin, a 601 torsion spring, a 7 transmission component, a 701 rotating shaft, an 8 accommodating cavity and a second 801 reset spring.
Detailed Description
The technical solutions in the embodiments of the present invention will be clearly and completely described below with reference to the drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only a part of the embodiments of the present invention, and not all of the embodiments.
In order to assemble the battery main body 2, the invention provides a battery module head string adjusting device as shown in fig. 1-4, a channel formed in the battery combination frame 1 and used for assembling the battery main body 2 comprises a lower row of assembly channels 101 and an upper row of assembly channels 102, the end parts of the same row of assembly channels 101 and the end parts of the same row of assembly channels 102 are both sealed by embedded limit cards 4, the bottom part of the assembly channel 101 is constructed into an arc-shaped limit concave surface 10101 adaptive to the outer edge surface of the battery main body 2, the bottom part of the assembly channel 102 is constructed with a support card plate 10201 for separating the assembly channel 101 from the battery main body 2 in the assembly channel 102, the embedded limit cards 4 comprise disk parts abutting against the end part of the battery main body 2 and connecting rod parts for connecting the disk parts, and the positions of the assembly channel 101 and the assembly channel 102 matched with the embedded limit cards 4 are both provided with embedded grooves 401.
In order to realize the artificial increase of the capacity of 20mV (3% -5%) of the voltage of the first section monitored by the protection plate before the first section is placed into a shell, the invention provides a battery module head string adjusting device as shown in figures 1-7, which comprises a battery combination frame 1 and an electric wood tooling plate 3, wherein the battery combination frame 1 is used for mounting a battery main body 2, a channel for assembling the battery main body 2 is formed in the battery combination frame 1, the battery main body 2 is assembled in the battery combination frame 1 to complete the assembly of a battery module, a depression for assembling the battery module is formed in the electric wood tooling plate 3, the electric wood tooling plate 3 is provided with an adjusting mechanism for adjusting the voltage of the first section battery in the battery module, the adjusting mechanism comprises a first ejector pin 5 and a second ejector pin 6 which are connected with a battery charging and discharging test device, wherein the first ejector pin 5 is embedded and mounted at the end part of the electric wood tooling plate 3, the second ejector pin 6 can be adjustably mounted at the position of the electric wood tooling plate 3 corresponding to the first ejector pin 5, through the thimble 5 and the thimble two 6 that set up on the bakelite frock board 3, carry out the artificial volume of raising voltage 20mV (3% -5%) to the first section of protection shield control before going into the shell, guarantee this cluster can reach the protection shield guard point in advance than other clusters at every turn, reduce the safety risk and increase of service life of this type of product.
A cavity for slidably mounting the abutting end 501 is formed in the ejector pin I5, a group of first return springs 502 connected with the ejector pin I5 is arranged at the end parts of the abutting end 501, one end, far away from the first return springs 502, of the abutting end 501 abuts against the end part of the first series of batteries in the battery module, the abutting end 501 partially extends out of the ejector pin I5 due to the free state of the first return springs 502, the end parts of the abutting end 501 and the inner wall of the bakelite plate 3 are kept flush due to the shrinkage limit state of the first return springs 502, the abutting end 501 of the ejector pin I5 can be matched with the first return springs 502 to shrink, and the battery combination rack 1 is convenient to mount.
The position of the bakelite assembly plate 3 for installing the thimble two 6 is provided with a groove, the bottom end of the thimble two 6 is connected with a group of transmission members 7 for adjusting the thimble two 6, the position of the bakelite assembly plate 3 matched with the installation position of the transmission members 7 is provided with a containing cavity 8, the transmission members 7 are L-shaped, the corner position of the transmission members 7 is rotatably connected with the bakelite assembly plate 3 through a rotating shaft 701, a return spring two 801 abutted against the bottom end of the transmission members 7 is arranged in the containing cavity 8, the thimble two 6 is hinged with the transmission members 7 through a torsion spring 601, wherein under the overturning state of the thimble two 6 around the torsion spring 601, the end surface of the thimble two 6 is abutted against the side surface of a first string of batteries in the battery module, the free state of the return spring two 801 enables the thimble two 6 to be contained in the groove of the installation position, the contraction limit state of the return spring two 801 enables the end part of the thimble two 6 to be kept flush with the inner wall of the bakelite assembly plate 3, the thimble two 6 can be abutted against the first string of batteries 2 on the battery assembly frame 1 under the compression state of the transmission members 7, the quick butt joint assembly is convenient to realize, and the voltage can be conveniently adjusted by the follow-up battery charging and discharging test equipment.
According to the working principle, the battery module first string adjusting device only needs to complete the assembly of a battery module before use, namely, a battery main body 2 is installed in a first assembly channel 101 and a second assembly channel 102 of a battery combination frame 1, the end parts of the first assembly channel 101 and the second assembly channel 102 are sealed by an embedded limiting card 4, a connecting rod part of the embedded limiting card 4 is clamped into an embedding groove 401 to limit the battery main body 2, after the battery module is assembled, the battery combination frame 1 is only required to be integrally embedded into an electric wood assembly plate 3, a first thimble 5 and a second thimble 6 are matched with a charge and discharge testing device to be connected with a first string of a plurality of groups of battery main bodies 2, the battery main bodies 2 of the first string are lifted and pressed, the string can reach a protection point in advance compared with other strings each time, the safety risk of the type of products is reduced, and the service life of the protection board is prolonged.
Finally, it should be noted that: although the present invention has been described in detail with reference to the foregoing embodiments, it will be apparent to those skilled in the art that modifications may be made to the embodiments or portions thereof without departing from the spirit and scope of the invention.
Claims (9)
1. The utility model provides a first string adjusting device of battery module, includes battery combination frame (1) and bakelite frock board (3) of power supply battery main part (2) installation, its characterized in that: the battery combination frame is characterized in that a channel for assembling a battery main body (2) is formed in the battery combination frame (1), the battery main body (2) is assembled in the battery combination frame (1) to complete the assembly of a battery module, a depression for assembling the battery module is formed in the bakelite plate (3), the bakelite plate (3) is provided with an adjusting mechanism for adjusting the voltage of a first string of batteries in the battery module, the adjusting mechanism comprises a first ejector pin (5) and a second ejector pin (6) which are connected with a battery charging and discharging test device, the first ejector pin (5) is embedded and installed at the end part of the bakelite plate (3), and the second ejector pin (6) is installed on an opposite surface of the corresponding first ejector pin (5) installation position of the bakelite plate (3) in an adjustable mode.
2. The battery module head string adjusting device of claim 1, characterized in that: the channel formed in the battery combination rack (1) and used for assembling the battery main body (2) comprises a lower row of assembly channels I (101) and an upper row of assembly channels II (102), and the end parts of the same row of assembly channels I (101) and the same row of assembly channels II (102) are sealed by embedded limiting cards (4).
3. The battery module head string adjusting device of claim 2, characterized in that: the bottom of the first assembling channel (101) is provided with an arc-shaped limiting concave surface (10101) adapted to the outer edge surface of the battery main body (2), and the bottom of the second assembling channel (102) is provided with a supporting clamping plate (10201) for separating the first assembling channel (101) from the battery main body (2) in the second assembling channel (102).
4. The battery module head string adjusting device of claim 2, characterized in that: the embedded limiting clamp (4) comprises a disc part abutting against the end part of the battery main body (2) and a connecting rod part connecting the disc parts, and embedded grooves (401) are formed in the positions, matched with the embedded limiting clamp (4), of the first assembling channel (101) and the second assembling channel (102).
5. The battery module head string adjusting device of claim 1, characterized in that: a cavity for slidably mounting the abutting end (501) is formed in the ejector pin I (5), a group of first reset springs (502) connected with the ejector pin I (5) is arranged at the end parts of the abutting end (501), and one ends, far away from the first reset springs (502), of the abutting end (501) are abutted to the end parts of first series batteries in the battery module.
6. The battery module head string adjusting device of claim 5, wherein: the free state of the first return spring (502) enables the abutting end (501) to partially extend out of the first thimble (5), and the contraction limit state of the first return spring (502) enables the end part of the abutting end (501) to be flush with the inner wall of the bakelite tooling plate (3).
7. The battery module head string adjusting device of claim 1, characterized in that: the position that supplies thimble two (6) to install on bakelite frock board (3) is seted up slottedly, and the bottom of thimble two (6) is connected with a set of transmission component (7) of adjusting thimble two (6), the position of bakelite frock board (3) adaptation transmission component (7) installation has been seted up and has been accomodate chamber (8), transmission component (7) are the L type, and through pivot (701) rotatable coupling between the corner position of transmission component (7) and bakelite frock board (3), accomodate and be equipped with two (801) of reset spring of butt transmission component (7) bottom in the chamber (8).
8. The battery module head string adjusting device of claim 7, wherein: the second ejector pin (6) is hinged to the transmission member (7) through a torsion spring (601), and the end face of the second ejector pin (6) abuts against the side face of the first string of batteries in the battery module when the second ejector pin (6) is in a turnover state around the torsion spring (601).
9. The battery module head string adjusting device of claim 7, wherein: the free state of the second reset spring (801) enables the second thimble (6) to be accommodated in the groove of the installation position, and the contraction limit state of the second reset spring (801) enables the end part of the second thimble (6) to be flush with the inner wall of the electric wood tooling plate (3).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202110571025.7A CN113328183B (en) | 2021-05-25 | 2021-05-25 | First cluster adjusting device of battery module |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202110571025.7A CN113328183B (en) | 2021-05-25 | 2021-05-25 | First cluster adjusting device of battery module |
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| Publication Number | Publication Date |
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| CN113328183A true CN113328183A (en) | 2021-08-31 |
| CN113328183B CN113328183B (en) | 2023-05-05 |
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| Application Number | Title | Priority Date | Filing Date |
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| CN202110571025.7A Active CN113328183B (en) | 2021-05-25 | 2021-05-25 | First cluster adjusting device of battery module |
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Citations (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN105216646A (en) * | 2015-10-28 | 2016-01-06 | 北京新能源汽车股份有限公司 | The power brick equalizing system of electronlmobil and equalization methods |
| CN209282340U (en) * | 2018-11-22 | 2019-08-20 | 合肥国轩高科动力能源有限公司 | Single string of batteries charge and discharge device in a kind of pair of cylindrical lithium ion battery mould group |
| CN210956747U (en) * | 2019-08-26 | 2020-07-07 | 博科能源系统(深圳)有限公司 | Battery pack |
| CN211238344U (en) * | 2020-01-15 | 2020-08-11 | 深圳市特力新能源科技有限公司 | Fixing device for electric tool battery |
| CN212301801U (en) * | 2020-05-13 | 2021-01-05 | 塞弗赛安斯科技(浙江)有限公司 | Voltage testing device for lithium ion battery module |
-
2021
- 2021-05-25 CN CN202110571025.7A patent/CN113328183B/en active Active
Patent Citations (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN105216646A (en) * | 2015-10-28 | 2016-01-06 | 北京新能源汽车股份有限公司 | The power brick equalizing system of electronlmobil and equalization methods |
| CN209282340U (en) * | 2018-11-22 | 2019-08-20 | 合肥国轩高科动力能源有限公司 | Single string of batteries charge and discharge device in a kind of pair of cylindrical lithium ion battery mould group |
| CN210956747U (en) * | 2019-08-26 | 2020-07-07 | 博科能源系统(深圳)有限公司 | Battery pack |
| CN211238344U (en) * | 2020-01-15 | 2020-08-11 | 深圳市特力新能源科技有限公司 | Fixing device for electric tool battery |
| CN212301801U (en) * | 2020-05-13 | 2021-01-05 | 塞弗赛安斯科技(浙江)有限公司 | Voltage testing device for lithium ion battery module |
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| Publication number | Publication date |
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| CN113328183B (en) | 2023-05-05 |
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