CN214672766U - Battery energy storage module - Google Patents
Battery energy storage module Download PDFInfo
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- CN214672766U CN214672766U CN202120899544.1U CN202120899544U CN214672766U CN 214672766 U CN214672766 U CN 214672766U CN 202120899544 U CN202120899544 U CN 202120899544U CN 214672766 U CN214672766 U CN 214672766U
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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
Abstract
The utility model discloses a battery energy storage module with flexible characteristic, include: the flexible shell is used for packaging the module core; the module core body comprises a plurality of monomer battery cores which are arranged at intervals, and the monomer battery cores are connected through a lead; the flexible shell is provided with a plurality of cell packaging grooves which are arranged at intervals, shell outer sealing edges and shell inner sealing edges; a plurality of monomer electricity cores correspond to place behind a plurality of electricity core encapsulation grooves, under the negative pressure environment with each banding seal of flexible casing can, the battery energy storage module can be folded around the interior banding of casing. The utility model discloses an adopt the flexible connection mode between flexible casing and the monomer electricity core, make battery energy storage module have flexible characteristic, realize collapsible function. In addition, in the whole module preparation process, raw materials and equipment are simple, the working procedures are all conventional operations, the process is simple and reliable, the production efficiency is high, and the industrialization is easy.
Description
Technical Field
The utility model relates to a battery energy storage technical field especially relates to a battery energy storage module with flexible characteristic.
Background
At present, the flexible battery energy storage device has huge application background and market prospect. Compared with the traditional rigid battery energy storage device, the flexible power supply energy storage device has great advantages, so that consumer electronic products such as mobile phone equipment and wearable equipment gradually develop towards the direction of flexibility, and obviously, the market demand for the flexible battery energy storage device is gradually increased.
However, no relevant mature fully flexible battery energy storage device is available in the market at present.
SUMMERY OF THE UTILITY MODEL
The utility model aims at providing a battery energy storage module has flexible characteristic.
In order to achieve the above object, the utility model provides a following scheme:
a battery energy storage module comprising:
the flexible shell is used for packaging the module core;
the module core body comprises a plurality of monomer battery cores which are arranged at intervals, and the monomer battery cores are connected through a wire;
the flexible shell is provided with a plurality of battery cell packaging grooves which are arranged at intervals; the battery cell packaging groove is used for placing the monomer battery cell.
Optionally, the flexible shell is further provided with a shell outer sealing edge and a shell inner sealing edge;
the shell outer seal edge is an outer edge part of the flexible shell and is used for integrally sealing the module core body;
and the edge sealing in the shell is used for sealing the plurality of battery cell packaging grooves at the edge part in the shell, which separates the plurality of battery cell packaging grooves from each other.
Optionally, the flexible casing is composed of two casings which are symmetrical up and down.
Optionally, the flexible housing is made of an aluminum plastic film.
Optionally, the width of the outer shell sealing edge is 9.5-10 mm; the calculation formula of the width h of the sealing edge in the shell is h ═ a × b + c; a is the thickness of a single battery cell; b is the number of single battery cores; and c is a reserved gap, and the value range is 2-5 mm.
Optionally, the wire is a temperature-resistant silica gel flexible wire, and the overcurrent capacity of the wire meets the requirement of the battery energy storage module on the maximum multiplying power.
Optionally, a wire encapsulation groove is further disposed on the flexible casing, the wire encapsulation groove is located at an edge of the cell encapsulation groove, and the wire encapsulation groove is used for encapsulating and connecting wires of the single cells.
Optionally, the wire encapsulation groove is semi-cylindrical, and the diameter d of the wire encapsulation groove is equal to the wire diameter +0.5 mm.
Optionally, the battery energy storage module further comprises a module tab; the module pole lug is located the extension department of monomer electricity core pole lug and with the utmost point ear of monomer electricity core passes through the welding mode and connects.
Optionally, a lead welding spot protection groove is further arranged on the flexible shell, and the lead welding spot protection groove is used for protecting a welding spot at the joint of the module tab and the lead.
According to the utility model provides a concrete embodiment, the utility model discloses a following technological effect:
the utility model provides a battery energy storage module through adopting the flexible connection mode between flexible casing and the monomer electricity core, makes battery energy storage module have flexible characteristic, realizes collapsible function.
Drawings
In order to more clearly illustrate the embodiments of the present invention or the technical solutions in the prior art, the drawings required to be used in the embodiments will be briefly described below, and it is obvious that the drawings in the following description are only some embodiments of the present invention, and for those skilled in the art, other drawings can be obtained according to these drawings without inventive labor.
Fig. 1 is a schematic structural diagram of the battery energy storage module of the present invention;
fig. 2 is a schematic diagram of a module core with four battery cells connected in parallel and in two series;
fig. 3 is a schematic diagram of a module core body of two electrical cores in series/parallel;
fig. 4 is a schematic diagram of a module core of the present invention, in which six cells are connected in series or in parallel.
Description of the symbols: 1-flexible shell, 2-module core, 101-electric core packaging groove, 102-wire packaging groove, 103-wire welding spot protection groove, 104-module tab, 105-module outer edge sealing, 106-module inner edge sealing, 201-monomer electric core, 202-electric core tab, 203-wire, 204-module tab welding spot.
Detailed Description
The technical solutions in the embodiments of the present invention will be described clearly and completely with reference to the accompanying drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only some embodiments of the present invention, not all embodiments. Based on the embodiments in the present invention, all other embodiments obtained by a person skilled in the art without creative work belong to the protection scope of the present invention.
The utility model aims at providing a flexible battery energy storage module of type of module shell flexibility and battery connected mode flexibility, the part that can obtain the full flexible battery has collapsible function, the utility model discloses can replace the problem of the development difficulty of solving the full flexible battery of prior art for the demand in flexible battery market obtains the partial satisfaction.
In order to make the above objects, features and advantages of the present invention more comprehensible, the present invention is described in detail with reference to the accompanying drawings and the detailed description.
The inventors have found that cell miniaturization plus module flexibility is a solution to replace fully flexible cells for certain market-specific needs. The battery miniaturization can reduce the influence of the rigidity of the battery to an acceptable level, and then the connection mode between the batteries is flexible, so that a foldable flexible battery energy storage module is developed, partial functions of the flexible battery can be obtained, and the requirements of wearable equipment and the like are met.
In view of this, the embodiment of the utility model provides a collapsible battery energy storage module with flexible characteristic, and according to the different and monomer electric core between the different and monomer electric core of monomer electric core quantity that include in the battery energy storage module different, the utility model discloses the battery energy storage module can realize the arrangement mode of multiple difference.
Example 1
As shown in fig. 1, this embodiment provides a foldable battery energy storage module with two strings and two parallel of four single battery cells, which includes: flexible casing 1 and module core 2, flexible casing 1 is used for encapsulating module core 2. The module core 2 is composed of four individual electric cores 201 arranged at intervals, the electric cores are connected through a wire 203, and a schematic connection diagram of the module core described in this embodiment is shown in fig. 2; four battery cell packaging grooves 101 which are arranged at intervals are distributed on the flexible shell 1, and the battery cell packaging grooves 101 are used for placing monomer battery cells 201.
As a preferred embodiment, the flexible casing 1 according to the present embodiment is further provided with a casing outer sealing edge 105 and a casing inner sealing edge 106.
A housing outer seal 105, which is an outer edge portion of the flexible housing 1, for integrally sealing the modular core 2.
A casing inner sealing edge 106, which is a part of the inner edge of the casing that separates the four cell encapsulation grooves 101 from each other, and is used for sealing the four cell encapsulation grooves 101.
After module core 2 is placed in the corresponding electric core encapsulation groove 101 in flexible casing 1, each banding is sealed under the negative pressure environment, this embodiment the battery energy storage module can carry out 0 ~ 360 degrees foldings around interior banding 106 of casing.
Further, the flexible casing 1 of the present embodiment is square, and the square casing outer edge seal 105 can be further divided into a square casing top edge seal, a square casing bottom edge seal, and a square casing side edge seal; the width of the square shell outer sealing edge 105 is 9.5-10 mm, the width h of the shell inner sealing edge 106 needs to be determined according to the thickness and the number of the single electric cores 201 in the battery energy storage module, the calculation formula of the width h of the shell inner sealing edge 106 is h ═ a × b + c, a is the thickness of the single electric cores 201, b is the number of the single electric cores 201, c is a reserved gap, and the value range of c is 2-5 mm; in this embodiment, the thickness a of the cell 201 is 5mm, the number b of the cell 201 is 4, and the reserved gap c is 2mm, so that the width h of the sealing edge 106 in the casing is 5 × 4+2, which is 22mm in this embodiment.
Further, the spacing distance between the four single battery cells 201 in this embodiment is equal to the spacing distance between the four battery cell encapsulation grooves 101 is equal to the width of the in-casing sealing edge 106.
As a preferred embodiment, the flexible casing 1 of the present embodiment is composed of two vertically symmetrical casings. Preferably, the material of the flexible casing 1 is an aluminum plastic film or other flexible materials.
As a preferred embodiment, the conducting wire 203 described in this embodiment is a temperature-resistant silica gel flexible wire, and the overcurrent capability of the conducting wire 203 meets the requirement of the maximum rate of the battery energy storage module.
As a preferred embodiment, the flexible casing 1 according to this embodiment is further provided with a wire encapsulation groove 102, the wire encapsulation groove 102 is located at an edge position of the cell encapsulation groove 101, and the wire encapsulation groove 102 is used for encapsulating the wire 203 connected to the single cell 201.
Further, the wire encapsulation groove 102 is semi-cylindrical, and the diameter d of the wire encapsulation groove 102 is equal to the wire diameter +0.5 mm. In this embodiment, the diameter of the wire is 4mm, so the diameter d of the wire sealing groove 102 is 4+0.5 mm or 4.5 mm.
As a preferred implementation manner, the battery energy storage module according to this embodiment further includes module tabs 104; the module tab 104 is located at the extending position of the cell tab 202 and connected with the tab of the single cell 201 in a welding manner; the module tab 104 described in this embodiment is prepared by laser welding the same kind of tab on the battery core tab 202, and the length of the metal strip at the lower end of the tab glue is 4.5-5 mm.
As shown in fig. 2, in this embodiment, four single cells 201 form two strings and two connection modes of a battery energy storage module by welding wires 203, when the wires 203 are welded on module tabs 104, welding points of the wires are module tab welding points 204, the tab welding points 204 are located in the middle of metal strips at the lower ends of tab glue, and insulating foam with a thickness of 1.5-4 mm needs to be attached around the positions of the tab welding points 204; when the wire is welded on the battery cell tab 202, the welding point is located in the middle of the metal strip of the battery cell tab 202, and after the welding is finished, the battery cell tab 202 is wound by using a high-temperature-resistant adhesive tape and then folded in the direction of the top edge of the single battery cell 201.
Further, a lead solder point protection groove 103 is further disposed on the flexible casing 1 for protecting a module tab solder point 204 at a welding position of the module tab 104 and the lead 203.
Further, the width of the wire solder joint protection groove 103 is equal to the width of the module tab 104, the length of the wire solder joint protection groove 103 is 4.5-5 mm, and the depth of the wire solder joint protection groove 103 is equal to the thickness of the single battery cell 201 by 0.5+ 0.5-1 mm.
As a preferred embodiment, the four single battery cells 201 described in this embodiment are square lithium ion batteries, and satisfy the screening condition: the capacity difference is less than or equal to 10mAh, the internal resistance difference is less than or equal to 3m omega, the voltage difference is less than or equal to 3mV, and the voltage drop difference is less than or equal to 1.5 mV/d.
In a preferred embodiment, the cell encapsulation groove 101 in this embodiment is square, the length of the cell encapsulation groove 101 is equal to the length of the single cell 201 +0.5 to 1.5mm, the width of the cell encapsulation groove 101 is equal to the width of the single cell 201 +0.5 to 1.5mm, and the depth of the cell encapsulation groove 101 is equal to the thickness of the single cell 201 +0.5 to 1 mm.
Example 2
This embodiment provides a two monomer electricity core series/parallelly connected collapsible battery energy storage module, includes: flexible casing and module core 2, the flexible casing is used for encapsulating module core 2. The module core 2 is composed of two monomer cells 201 arranged at intervals, the monomer cells 201 are connected through a wire 203, and a schematic connection diagram of the module core in this embodiment is shown in fig. 3; two battery cell packaging grooves which are arranged at intervals are distributed on the flexible shell and used for placing the single battery cells 201.
As a preferred embodiment, the flexible casing according to this embodiment further has a casing outer sealing edge and a casing inner sealing edge.
The outer edge sealing of the shell is the outer edge part of the flexible shell and is used for integrally sealing the module core body 2.
And a sealing edge is arranged in the shell, and is used for sealing the two battery cell packaging grooves for the part of the inner edge of the shell, which separates the two battery cell packaging grooves from each other.
Further, the flexible shell in this embodiment is square, and the outer edge seal of the square shell can be further divided into a square shell top edge seal, a square shell bottom edge seal and a square shell side edge seal; the width of the outer sealing edge of the square shell is 9.5-10 mm, the width h of the inner sealing edge of the shell is determined according to the thickness and the number of the single battery cells 201 in the battery energy storage module, the calculation formula of the width h of the inner sealing edge of the shell is h ═ a × b + c, a is the thickness of the single battery cells 201, b is the number of the single battery cells 201, c is a reserved gap, and the value range of c is 2-5 mm; in this embodiment, the thickness a of the cell 201 is 5mm, the number b of the cell 201 is 2, and the reserved gap c is 2mm, so that the width h of the sealing edge in the casing is 5 × 2+2, which is 12 mm.
Further, in this embodiment, the distance between the two single battery cells 201 is equal to the distance between the two battery cell encapsulation grooves is equal to the width of the sealing edge in the casing.
As a preferred embodiment, the flexible casing described in this embodiment is composed of two casings that are vertically symmetrical. Preferably, the material of flexible shell is plastic-aluminum membrane or other flexible materials.
As a preferred embodiment, the conducting wire 203 described in this embodiment is a temperature-resistant silica gel flexible wire, and the overcurrent capability of the conducting wire 203 meets the requirement of the maximum rate of the battery energy storage module.
As a preferred embodiment, the flexible casing according to this embodiment is further provided with a wire encapsulation groove, where the wire encapsulation groove is located at an edge of the cell encapsulation groove, and the wire encapsulation groove is used to encapsulate the wire 203 connected to the single cell 201.
Further, the wire encapsulation groove is semi-cylindrical, and the diameter d of the wire encapsulation groove is equal to the wire diameter +0.5 mm. In this embodiment, the diameter of the wire is 4mm, so the diameter d of the wire packaging groove is 4+0.5 mm or 4.5 mm.
As a preferred implementation manner, the battery energy storage module according to this embodiment further includes module tabs 104; the module tab 104 is located at the extending position of the cell tab 202 and connected with the tab of the single cell 201 in a welding manner; the module tab 104 described in this embodiment is prepared by laser welding the same kind of tab on the battery core tab 202, and the length of the metal strip at the lower end of the tab glue is 4.5-5 mm.
As shown in fig. 3, in this embodiment, two single battery cells 201 form two strings/two connection modes of a battery energy storage module by welding wires 203, when the wires 203 are welded on module tabs 104, welding points of the wires are module tab welding points 204, the tab welding points 204 are located in the middle of metal strips at the lower ends of tab glue, and insulating foam with a thickness of 1.5-4 mm needs to be attached around the positions of the tab welding points 204; when the wire is welded on the battery cell tab 202, the welding point is located in the middle of the metal strip of the battery cell tab 202, and after the welding is finished, the battery cell tab 202 is wound by using a high-temperature-resistant adhesive tape and then folded in the direction of the top edge of the single battery cell 201.
Further, a lead welding point protection groove is further arranged on the flexible shell, and is used for protecting a module tab welding point 204 at the welding position of the module tab 104 and the lead 203.
Further, the width of the wire solder joint protection groove is equal to the width of the module tab 104, the length of the wire solder joint protection groove is 4.5-5 mm, and the depth of the wire solder joint protection groove is equal to the thickness of the single battery cell 201 by 0.5+ 0.5-1 mm.
As a preferred embodiment, the two single battery cells 201 described in this embodiment are square lithium ion batteries, and satisfy the following screening conditions: the capacity difference is less than or equal to 10mAh, the internal resistance difference is less than or equal to 3m omega, the voltage difference is less than or equal to 3mV, and the voltage drop difference is less than or equal to 1.5 mV/d.
As a preferred embodiment, the cell encapsulation groove in this embodiment is square, the length of the cell encapsulation groove is equal to the length of the single cell 201 +0.5 to 1.5mm, the width of the cell encapsulation groove is equal to the width of the single cell 201 +0.5 to 1.5mm, and the depth of the cell encapsulation groove is equal to the thickness of the single cell 201 +0.5 to 1 mm.
Example 3
The embodiment provides a foldable battery energy storage module of three cluster two/two cluster three of six monomer electric cores, includes: flexible casing and module core 2, the flexible casing is used for encapsulating module core 2. The module core 2 is composed of six monomer cells 201 arranged at intervals, the monomer cells 201 are connected through a wire 203, and a schematic connection diagram of the module core in this embodiment is shown in fig. 4; six battery cell packaging grooves which are arranged at intervals are distributed on the flexible shell and used for placing the single battery cells 201.
As a preferred embodiment, the flexible casing according to this embodiment further has a casing outer sealing edge and a casing inner sealing edge.
The outer edge sealing of the shell is the outer edge part of the flexible shell and is used for integrally sealing the module core body 2.
And the edge sealing in the shell is used for sealing the six battery cell packaging grooves at the edge parts in the shell, wherein the six battery cell packaging grooves are mutually spaced.
Further, the flexible shell in this embodiment is square, and the outer edge seal of the square shell can be further divided into a square shell top edge seal, a square shell bottom edge seal and a square shell side edge seal; the width of the outer sealing edge of the square shell is 9.5-10 mm, the width h of the inner sealing edge of the shell is determined according to the thickness and the number of the single battery cells 201 in the battery energy storage module, the calculation formula of the width h of the inner sealing edge of the shell is h ═ a × b + c, a is the thickness of the single battery cells 201, b is the number of the single battery cells 201, c is a reserved gap, and the value range of c is 2-5 mm; in this embodiment, the thickness a of the cell 201 is 4mm, the number b of the cell 201 is 6, and the reserved gap c is 3mm, so that the width h of the sealing edge in the casing is 4 × 6+3, which is 27 mm.
Further, in this embodiment, the spacing distance between the six single battery cells 201 is equal to the spacing distance between the six battery cell sealing grooves is equal to the width of the sealing edge in the casing.
As a preferred embodiment, the flexible casing described in this embodiment is composed of two casings that are vertically symmetrical. Preferably, the material of flexible shell is plastic-aluminum membrane or other flexible materials.
As a preferred embodiment, the conducting wire 203 described in this embodiment is a temperature-resistant silica gel flexible wire, and the overcurrent capability of the conducting wire 203 meets the requirement of the maximum rate of the battery energy storage module.
As a preferred embodiment, the flexible casing according to this embodiment is further provided with a wire encapsulation groove, where the wire encapsulation groove is located at an edge of the cell encapsulation groove, and the wire encapsulation groove is used to encapsulate the wire 203 connected to the single cell 201.
Further, the wire encapsulation groove is semi-cylindrical, and the diameter d of the wire encapsulation groove is equal to the wire diameter +0.5 mm. In this embodiment, the diameter of the wire is 4mm, so the diameter d of the wire packaging groove is 4+0.5 mm or 4.5 mm.
As a preferred implementation manner, the battery energy storage module according to this embodiment further includes module tabs 104; the module tab 104 is located at the extending position of the cell tab 202 and connected with the tab of the single cell 201 in a welding manner; the module tab 104 described in this embodiment is prepared by laser welding the same kind of tab on the battery core tab 202, and the length of the metal strip at the lower end of the tab glue is 4.5-5 mm.
As shown in fig. 4, in this embodiment, six single battery cells 201 form three series two parallel/two series three parallel connection modes of the battery energy storage module by welding wires 203, when the wires 203 are welded on the module tab 104, the welding point is a module tab welding point 204, the tab welding point 204 is located in the middle of a metal strip at the lower end of the tab glue, and insulating foam with a thickness of 1.5-4 mm needs to be attached around the position of the tab welding point 204; when the wire is welded on the battery cell tab 202, the welding point is located in the middle of the metal strip of the battery cell tab 202, and after the welding is finished, the battery cell tab 202 is wound by using a high-temperature-resistant adhesive tape and then folded in the direction of the top edge of the single battery cell 201.
Further, a lead solder joint protection slot is further disposed on the flexible casing 1 for protecting the module tab solder joint 204 at the welding position of the module tab 104 and the lead 203.
Further, the width of the wire solder joint protection groove is equal to the width of the module tab 104, the length of the wire solder joint protection groove is 4.5-5 mm, and the depth of the wire solder joint protection groove is equal to the thickness of the single battery cell 201 by 0.5+ 0.5-1 mm.
As a preferred embodiment, the six single battery cells 201 described in this embodiment are square lithium ion batteries, and satisfy the screening condition: the capacity difference is less than or equal to 10mAh, the internal resistance difference is less than or equal to 3m omega, the voltage difference is less than or equal to 3mV, and the voltage drop difference is less than or equal to 1.5 mV/d.
As a preferred embodiment, the cell encapsulation groove in this embodiment is square, the length of the cell encapsulation groove is equal to the length of the single cell 201 +0.5 to 1.5mm, the width of the cell encapsulation groove is equal to the width of the single cell 201 +0.5 to 1.5mm, and the depth of the cell encapsulation groove is equal to the thickness of the single cell 201 +0.5 to 1 mm.
The embodiments in the present description are described in a progressive manner, each embodiment focuses on differences from other embodiments, and the same and similar parts among the embodiments are referred to each other.
The principle and the implementation of the present invention are explained herein by using specific examples, and the above description of the embodiments is only used to help understand the method and the core idea of the present invention; meanwhile, for the general technical personnel in the field, according to the idea of the present invention, there are changes in the concrete implementation and the application scope. In summary, the content of the present specification should not be construed as a limitation of the present invention.
Claims (10)
1. The utility model provides a battery energy storage module which characterized in that, battery energy storage module includes: the flexible shell is used for packaging the module core;
the module core body comprises a plurality of monomer battery cores which are arranged at intervals, and the monomer battery cores are connected through a wire;
the flexible shell is provided with a plurality of battery cell packaging grooves which are arranged at intervals; the battery cell packaging groove is used for placing the monomer battery cell.
2. The battery energy storage module of claim 1, wherein the flexible housing further comprises an outer housing seal edge and an inner housing seal edge;
the shell outer seal edge is an outer edge part of the flexible shell and is used for integrally sealing the module core body;
and the edge sealing in the shell is used for sealing the plurality of battery cell packaging grooves at the edge part in the shell, which separates the plurality of battery cell packaging grooves from each other.
3. The battery energy storage module of claim 1, wherein the flexible housing is comprised of two housings that are symmetrical up and down.
4. The battery energy storage module of claim 1, wherein the flexible housing is made of an aluminum-plastic film.
5. The battery energy storage module of claim 2, wherein the width of the outer case edge sealing is 9.5-10 mm; the calculation formula of the width h of the sealing edge in the shell is h ═ a × b + c; a is the thickness of a single battery cell; b is the number of single battery cores; and c is a reserved gap, and the value range is 2-5 mm.
6. The battery energy storage module of claim 1, wherein the wire is a temperature-resistant silica gel flexible wire, and the overcurrent capacity of the wire meets the maximum rate requirement of the battery energy storage module.
7. The battery energy storage module of claim 1, wherein the flexible housing is further provided with a wire encapsulation groove, the wire encapsulation groove is located at an edge of the cell encapsulation groove, and the wire encapsulation groove is used for encapsulating a wire connected to the single cells.
8. The battery energy storage module of claim 7, wherein the wire encapsulation groove is semi-cylindrical, and the diameter d of the wire encapsulation groove is equal to the wire diameter +0.5 mm.
9. The battery energy storage module of claim 1, further comprising a module tab; the module pole lug is located the extension department of monomer electricity core pole lug and with the utmost point ear of monomer electricity core passes through the welding mode and connects.
10. The battery energy storage module of claim 9, wherein the flexible housing further comprises a wire solder joint protection slot for protecting a solder joint at a connection of the module tab and the wire.
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| CN202120899544.1U CN214672766U (en) | 2021-04-28 | 2021-04-28 | Battery energy storage module |
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| CN202120899544.1U CN214672766U (en) | 2021-04-28 | 2021-04-28 | Battery energy storage module |
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Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN113258175A (en) * | 2021-04-28 | 2021-08-13 | 山东金品能源有限公司 | Battery energy storage module |
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Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN113258175A (en) * | 2021-04-28 | 2021-08-13 | 山东金品能源有限公司 | Battery energy storage module |
| CN113258175B (en) * | 2021-04-28 | 2023-06-16 | 山东金品能源有限公司 | Battery energy storage module |
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Effective date of registration: 20220509 Address after: 271000 building 4, zone a, Taishan science and Technology City, No. 1110, Nantianmen street, high tech Zone, Tai'an City, Shandong Province Patentee after: Shandong jinbeiduyin Electronic Technology Co.,Ltd. Address before: 271000 No. 46, Zhongtianmen street, hi tech Zone, Tai'an City, Shandong Province Patentee before: SHANDONG JINPIN ENERGY Co.,Ltd. |
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