CN213845422U - Lithium ion battery module - Google Patents
Lithium ion battery module Download PDFInfo
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- CN213845422U CN213845422U CN202023349236.6U CN202023349236U CN213845422U CN 213845422 U CN213845422 U CN 213845422U CN 202023349236 U CN202023349236 U CN 202023349236U CN 213845422 U CN213845422 U CN 213845422U
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- support
- battery module
- lithium ion
- ion battery
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- Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
- Y02—TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
- Y02E—REDUCTION OF GREENHOUSE GAS [GHG] EMISSIONS, RELATED TO ENERGY GENERATION, TRANSMISSION OR DISTRIBUTION
- Y02E60/00—Enabling technologies; Technologies with a potential or indirect contribution to GHG emissions mitigation
- Y02E60/10—Energy storage using batteries
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Abstract
The utility model discloses a lithium ion battery module, including first support, second support, coupling assembling and two at least battery module, each battery module set up in first support with between the second support, first support with pass through between the second support coupling assembling connects fixedly, battery module includes a plurality of battery cells that set up side by side and parallel connection, each series connection between the battery module. This lithium ion battery template simple structure, the fixity of installation is high, can avoid the easy pine of battery cell to take off, and installation use and maintenance are overhauld conveniently.
Description
Technical Field
The utility model belongs to the battery field, concretely relates to lithium ion battery module.
Background
The lithium ion battery is an environment-friendly chemical power supply with the advantages of no memory, long service life, high energy density, environmental protection and the like, and is widely applied to various industries and fields, and related technologies are continuously developed.
Because the general voltage of monomer lithium ion battery is lower, lead to its application range to receive the restriction, consequently, assemble into the group battery with a plurality of battery cells usually and use, but the fixity of current group battery installation is relatively poor, and battery cell pine takes off easily, and is inconvenient when installation use and maintenance and repair.
Disclosure of Invention
An object of the utility model is to provide a lithium ion battery module, this lithium ion battery template simple structure, the fixity of installation is high, can avoid the easy pine of battery cell to take off, and installation use and maintenance and repair are convenient.
The technical scheme is as follows:
the lithium ion battery module comprises a first support, a second support, a connecting assembly and at least two battery modules, wherein each battery module is arranged between the first support and the second support, the first support and the second support are fixedly connected through the connecting assembly, each battery module comprises a plurality of single batteries which are arranged side by side and connected in parallel, and the battery modules are connected in series.
In one embodiment, a first mounting groove is formed in the first support, a second mounting groove is formed in the second support, the battery module is arranged between the first mounting groove and the second mounting groove, and recessed portions matched with the side walls of the single batteries are formed in the side walls of the first mounting groove and the second mounting groove.
In one embodiment, the first bracket is further provided with a first connection hole, the first mounting groove is communicated with the first connection hole, the second bracket is further provided with a second connection hole, the second mounting groove is communicated with the second connection hole, the positive end and the negative end of each single battery are respectively provided with a connection guiding column, one connection guiding column extends out of or is located in the first connection hole, and the other connection guiding column extends out of or is located in the second connection hole.
In one embodiment, a conductive sheet is arranged between the adjacent battery modules, the plurality of single batteries of the battery modules are connected in parallel through the conductive sheet, and the adjacent two battery modules are connected in series through the conductive sheet.
In one embodiment, the conducting plate is provided with a plurality of through holes matched with the connecting columns, the conducting plate is sleeved on the single batteries of two adjacent battery modules through the through holes, the connecting columns are provided with threads, and the connecting columns are connected with the conducting plate through nuts matched with the threads.
In one embodiment, the size of the cross-sectional area of the first connection hole and the second connection hole corresponds to the size of the cross-sectional area of the conductive sheet.
In one embodiment, the first bracket and the second bracket are made of bakelite, the first connecting holes and the second connecting holes are provided with a plurality of gaps, and a gap is provided between adjacent first connecting holes and a gap is also provided between adjacent second connecting holes.
In one embodiment, the connecting assembly comprises a plurality of first connecting columns, and the first bracket and the second bracket are fixedly connected through the first connecting columns.
In one embodiment, the connection assembly further includes a second connection column and a support tube, the support tube is disposed between the first bracket and the second bracket, the second connection column sequentially passes through the first bracket, the support tube and the second bracket, and the second connection column is connected to the second bracket.
In one embodiment, a module positive part and a module negative part are arranged on the first bracket, and the module positive part and the module negative part are positioned at the same end of the first bracket.
The lithium ion battery module provided by the utility model realizes the connection and fixation of the battery module by arranging each battery module between the first bracket and the second bracket and connecting and fixing through the connecting component; under the fixing action of the first support and the second support, the single batteries in the battery module are not easy to loosen, and meanwhile, the first support and the second support have a protection effect on the battery module; the battery module is simple in structure and convenient to install, use, maintain and overhaul.
Drawings
The accompanying drawings, which are incorporated in and constitute a part of this specification, illustrate embodiments of the invention and, together with the description, serve to explain the principles, principles and effects of the invention.
Unless otherwise specified or defined, the same reference numerals in different figures refer to the same or similar features, and different reference numerals may be used for the same or similar features.
Fig. 1 is a schematic diagram of the overall structure of a lithium ion battery module according to an embodiment of the present invention.
Fig. 2 is a schematic diagram of top side connection of a single battery in a lithium ion battery module according to an embodiment of the present invention.
Fig. 3 is a schematic structural diagram of the first support and the second support in the lithium ion battery module according to the embodiment of the present invention.
Fig. 4 is a schematic view illustrating the connection of the bottom sides of the single batteries in the lithium ion battery module according to the embodiment of the present invention.
Description of reference numerals:
10. a first bracket; 11. a first mounting groove; 111. a recessed portion; 12. a first connection hole; 13. a module positive electrode portion; 14. a module negative part; 20. a second bracket; 21. a second mounting groove; 22. a second connection hole; 30. a single battery; 40. a lead-in post; 50. a conductive sheet; 61. a first connecting column; 62. a second connecting column; 63. and (5) supporting the tube.
Detailed Description
In order to facilitate an understanding of the invention, specific embodiments thereof will be described in more detail below with reference to the accompanying drawings.
Unless specifically stated or otherwise defined, all technical and scientific terms used herein have the same meaning as commonly understood by one of ordinary skill in the art to which this invention belongs. In the case of combining the technical solution of the present invention with realistic scenarios, all technical and scientific terms used herein may also have meanings corresponding to the objects of realizing the technical solution of the present invention.
As used herein, unless otherwise specified or defined, "first" and "second" … are used merely for name differentiation and do not denote any particular quantity or order.
As used herein, the term "and/or" includes any and all combinations of one or more of the associated listed items, unless specified or otherwise defined.
It will be understood that when an element is referred to as being "secured to" another element, it can be directly secured to the other element or intervening elements may also be present; when an element is referred to as being "connected" to another element, it can be directly connected to the other element or intervening elements may also be present; when an element is referred to as being "mounted on" another element, it can be directly on the other element or intervening elements may also be present. When an element is referred to as being "on" another element, it can be directly on the other element or intervening elements may also be present.
As used herein, unless otherwise specified or defined, the terms "comprises," "comprising," and "comprising" are used interchangeably to refer to the term "comprising," and are used interchangeably herein.
It is needless to say that technical contents or technical features which are contrary to the object of the present invention or clearly contradict each other should be excluded.
As shown in fig. 1 to 4, the lithium ion battery module includes a first support 10, a second support 20, a connecting assembly and a plurality of battery modules, all of the battery modules are disposed between the first support 10 and the second support 20, the first support 10 and the second support 20 are fixedly connected by the connecting assembly, each battery module includes a plurality of single batteries 30 disposed side by side and connected in parallel, and the battery modules are connected in series. The battery modules are connected and fixed by arranging all the battery modules between the first bracket 10 and the second bracket 20 and connecting and fixing the battery modules through the connecting components; under the fixing action of the first support 10 and the second support 20, the single batteries 30 in the battery module are not easy to loosen, and meanwhile, the first support 10 and the second support 20 have a protection effect on the internal battery module, so that the battery module is prevented from being directly impacted and damaged; the battery module is simple in structure and convenient to install, use, maintain and overhaul.
As shown in fig. 2, in the present embodiment, the first support 10 and the second support 20 are both plate-shaped, the first support 10 is located above the second support 20, the single batteries 30 are cylindrical lithium titanate lithium ion batteries with a model of YLE-LTO-32140/9Ah, 44 single batteries 30 are provided, each 2 single batteries 30 are connected in parallel to form the battery module, and the positive and negative directions between two adjacent battery modules are alternately placed, that is, the positive electrode of the first group of battery modules faces upward, the negative electrode of the first group of battery modules faces downward, the negative electrode of the second group of battery modules faces upward, and so on, and the battery modules are placed in this way.
As shown in fig. 3, a module positive electrode portion 13 and a module negative electrode portion 14 are disposed on the first bracket 10, and the module positive electrode portion 13 and the module negative electrode portion 14 are located at the same end of the first bracket 10. In the present embodiment, the positive electrode of the first group of battery modules faces upward and protrudes from the module positive electrode portion 13, and the negative electrode of the last group of battery modules connected in series faces upward and protrudes from the module negative electrode portion 14; and the module positive electrode part 13 and the module negative electrode part 14 are positioned at the same end of the first bracket 10, so that the connection of the positive electrode and the negative electrode of the module is convenient, and the use is more convenient.
Be equipped with first mounting groove 11 on first support 10, be equipped with second mounting groove 21 on second support 20, the battery module is arranged in first mounting groove 11 with between the second mounting groove 21, first mounting groove 11 with all be equipped with on the lateral wall of second mounting groove 21 with the depressed part 111 of 30 lateral wall adaptations of battery cell. Firstly, placing the battery module in the second mounting groove 21 of the second bracket 20, and then mounting the first bracket 10 corresponding to the battery module, so that the battery module is placed in the first mounting groove 11 and the second mounting groove 21; the setting of depressed part 111 more is favorable to putting the battery module, increases mounting groove and battery cell 30's area of contact for battery cell 30 is difficult to take place the displacement.
Still be equipped with first connecting hole 12 on the first support 10, first mounting groove 11 with first connecting hole 12 intercommunication, still be equipped with second connecting hole 22 on the second support 20, second mounting groove 21 with second connecting hole 22 intercommunication, each all be equipped with on the positive terminal of battery cell 30 and the negative pole end and lead the post 40, wherein the post 40 that leads of one end stretches out or is located in first connecting hole 12, the post 40 that leads of the other end stretches out or is located in second connecting hole 22. Through the arrangement, the guide posts 40 of the single batteries 30 can be directly connected through the connecting holes, so that the connection among a plurality of battery modules is realized; when the installation wiring is used and maintained and repaired, the support does not need to be detached, so that the installation wiring is more convenient and faster.
The conductive sheets 50 are arranged between the adjacent battery modules, the same poles of the single batteries 30 of the battery modules are connected in parallel through the conductive sheets 50, and the different poles between the adjacent two battery modules are connected in series through the conductive sheets 50. Through the connection in the mode, the voltage of the battery module is improved, and the application range of the battery module is expanded.
The conductive plate 50 is provided with a plurality of through holes matched with the conductive posts 40, the conductive plate 50 is sleeved on the single batteries 30 of the two adjacent battery modules through the through holes, the conductive posts 40 are provided with threads, and the conductive posts 40 are connected with the conductive plate 50 through nuts matched with the threads. Through above setting for be connected between battery cell 30 and the conducting strip 50 more firmly, can prevent contact failure between battery cell 30 and the conducting strip 50, simultaneously, through threaded connection between battery cell 30 and the conducting strip 50, more be favorable to the installation to use and detect the maintenance.
The size of the cross-sectional area of the first connection hole 12 and the second connection hole 22 corresponds to the size of the cross-sectional area of the conductive sheet 50. Through the above arrangement, the single batteries 30 can be completely placed in the mounting grooves, then the conducting strips 50 are placed in the connecting holes, and the installation connection is carried out on each single battery 30, so that the situation that the single batteries 30 are easy to swing when connected is avoided, and the installation is more convenient.
The connecting assembly comprises a plurality of first connecting columns 61, and the first support 10 and the second support 20 are fixedly connected through the first connecting columns 61. In this embodiment, the first connecting column 61 sequentially passes through the first support 10 and the second support 20, and then the end portion is connected with the nut, so that the first support 10 and the second support 20 are connected and fixed, and the dismounting operation is convenient.
The connecting assembly further comprises a second connecting column 62 and a steel supporting tube 63, the supporting tube 63 is arranged between the first support 10 and the second support 20, the second connecting column 62 sequentially penetrates through the first support 10, the supporting tube 63 and the second support 20, and the second connecting column 62 is connected with the second support 20. In this embodiment, the end of the second connecting column 62 is also connected with the nut to realize the connection and fixation between the first bracket 10 and the second bracket 20, and the support tube 63 is arranged to prevent the connecting column from deforming when the first bracket 10 and the second bracket 20 are connected and fixed; in addition, through coupling assembling's connection, improved the installation fixity of battery module between first support 10 and second support 20, the battery module is difficult to take place the displacement and is difficult to the pine simultaneously and takes off.
The lithium ion battery module provided by the utility model realizes the connection and fixation of the battery module by arranging all the battery modules between the first bracket 10 and the second bracket 20 and connecting and fixing the battery modules through the connecting components; under the fixing action of the first support 10 and the second support 20, the single batteries 30 in the battery module are not easy to loosen, and meanwhile, the first support 10 and the second support 20 have a protection effect on the internal battery module, so that the battery module is prevented from being directly impacted and damaged; the battery module is simple in structure, high in installation fixity and convenient to install, use, maintain and overhaul.
The above embodiments are intended to be illustrative, and should not be construed as limiting the scope of the invention, and the technical solutions, objects and effects of the present invention are described in full herein.
The above examples are not intended to be exhaustive list of the present invention, and there may be many other embodiments not listed. Any replacement and improvement made on the basis of not violating the conception of the utility model belong to the protection scope of the utility model.
Claims (10)
1. The lithium ion battery module is characterized by comprising a first support, a second support, a connecting assembly and at least two battery modules, wherein each battery module is arranged between the first support and the second support, the first support and the second support are fixedly connected through the connecting assembly, each battery module comprises a plurality of single batteries which are arranged side by side and connected in parallel, and the battery modules are connected in series.
2. The lithium ion battery module of claim 1, wherein a first mounting groove is formed on the first support, a second mounting groove is formed on the second support, the battery module is disposed between the first mounting groove and the second mounting groove, and a recess portion adapted to the side wall of the single battery is formed on each of the side walls of the first mounting groove and the second mounting groove.
3. The lithium ion battery module of claim 2, wherein the first support further has a first connecting hole, the first mounting groove is in communication with the first connecting hole, the second support further has a second connecting hole, the second mounting groove is in communication with the second connecting hole, and each of the unit batteries has a positive terminal and a negative terminal provided with a connecting post, wherein the connecting post at one end extends out of or is located in the first connecting hole, and the connecting post at the other end extends out of or is located in the second connecting hole.
4. The lithium ion battery module according to claim 3, wherein a conductive sheet is disposed between adjacent battery modules, the plurality of unit batteries of the battery module are connected in parallel by the conductive sheet, and two adjacent battery modules are connected in series by the conductive sheet.
5. The lithium ion battery module as claimed in claim 4, wherein the conductive sheet is provided with a plurality of through holes adapted to the conductive posts, the conductive sheet is sleeved on the single batteries of two adjacent battery modules through the through holes, the conductive posts are provided with threads, and the conductive posts are connected with the conductive sheet through nuts adapted to the threads.
6. The lithium ion battery module of claim 5, wherein a size of a cross-sectional area of the first connection hole and the second connection hole corresponds to a size of a cross-sectional area of the conductive tab.
7. The lithium ion battery module of claim 3, wherein the first support and the second support are made of bakelite, the first connecting holes and the second connecting holes are provided in plurality, and a space is provided between adjacent first connecting holes and a space is provided between adjacent second connecting holes.
8. The lithium ion battery module of any one of claims 1 to 6, wherein the connecting assembly comprises a plurality of first connecting posts, and the first bracket and the second bracket are fixedly connected through the first connecting posts.
9. The lithium ion battery module of claim 8, wherein the connection assembly further comprises a second connection post and a support tube, the support tube is disposed between the first bracket and the second bracket, the second connection post sequentially passes through the first bracket, the support tube, and the second bracket, and the second connection post is connected to the second bracket.
10. The lithium ion battery module of any of claims 1-6, wherein the first frame has a module positive portion and a module negative portion disposed thereon, the module positive portion and the module negative portion being located at a same end of the first frame.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202023349236.6U CN213845422U (en) | 2020-12-31 | 2020-12-31 | Lithium ion battery module |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202023349236.6U CN213845422U (en) | 2020-12-31 | 2020-12-31 | Lithium ion battery module |
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| Publication Number | Publication Date |
|---|---|
| CN213845422U true CN213845422U (en) | 2021-07-30 |
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| Application Number | Title | Priority Date | Filing Date |
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| CN202023349236.6U Active CN213845422U (en) | 2020-12-31 | 2020-12-31 | Lithium ion battery module |
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| CN (1) | CN213845422U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN114188644A (en) * | 2021-11-16 | 2022-03-15 | 深圳市海洋王照明工程有限公司 | Battery bracket and battery module |
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2020
- 2020-12-31 CN CN202023349236.6U patent/CN213845422U/en active Active
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN114188644A (en) * | 2021-11-16 | 2022-03-15 | 深圳市海洋王照明工程有限公司 | Battery bracket and battery module |
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