CN218101490U - Battery cell assembling structure and battery cell module - Google Patents
Battery cell assembling structure and battery cell module Download PDFInfo
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- CN218101490U CN218101490U CN202222357774.2U CN202222357774U CN218101490U CN 218101490 U CN218101490 U CN 218101490U CN 202222357774 U CN202222357774 U CN 202222357774U CN 218101490 U CN218101490 U CN 218101490U
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- battery cell
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- electric core
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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 application discloses electric core package assembly and electric core module relates to lithium cell technical field. The battery cell assembling structure comprises a battery cell support, wherein the battery cell support is provided with two opposite installation surfaces, the installation surfaces are used for installing a battery cell, one side of the battery cell adjacent to the two installation surfaces is provided with a welding aluminum bar, the battery cells arranged on two sides are respectively electrically connected with the aluminum bar, and the two battery cells are connected in series or in parallel through the welding aluminum bar. It can cancel and carry out the electricity from leading out pencil on the electric core and connect, improves the production efficiency of electric core module.
Description
Technical Field
The application relates to the technical field of lithium batteries, in particular to a battery cell assembling structure and a battery cell module.
Background
The soft package lithium ion battery is favored by the majority of power battery manufacturers by virtue of the advantages of good safety performance, light weight, flexible design and the like. In order to meet the use requirements of the equipment, a plurality of soft package batteries are generally required to be assembled in series or in parallel.
Among the prior art, generally follow and lead out the pencil on the electric core and establish ties or parallelly connected constitution electric core module, this connection form operation is complicated, can't carry out automated production, influences production efficiency.
SUMMERY OF THE UTILITY MODEL
An object of this application is to provide a battery core package assembly and electric core module, it can cancel and draw forth the pencil from electric core and carry out the electricity and connect, improves the production efficiency of electric core module.
The embodiment of the application is realized as follows:
an aspect of this application embodiment provides an electricity core package assembly, including electric core support, electric core support has two relative installation faces, the installation face is used for installing electric core, sets up welding aluminium row with one side that two installation faces adjoin respectively, install the electric core in both sides respectively with aluminium row electricity is connected, will two through welding aluminium row electricity core is established ties or is parallelly connected.
Optionally, as an implementable manner, the cell support is further connected with a positioning rod, the welding aluminum bar is provided with a positioning hole, and the positioning hole is inserted into the positioning rod to position the welding aluminum bar.
Optionally, as an implementable manner, a mounting hole is formed in the welding aluminum bar, a fixing hole is formed in the cell support, and a fastener sequentially penetrates through the mounting hole and the fixing hole to fixedly connect the welding aluminum bar and the cell support.
Optionally, as an implementable manner, a gap is formed between the battery cell and the battery cell support, and the gap is filled with the shock absorption foam.
On the other hand of this application embodiment provides a battery cell module, including a plurality of as above any one battery cell assembly structure, it is a plurality of battery cell assembly structure passes through battery cell support interconnect.
Optionally, as an implementable manner, two sides of the top of the cell support are respectively provided with a guide post and a guide hole, and the guide post on one cell support is inserted into the guide hole of the cell support on the adjacent side, so as to connect the two adjacent cell supports.
Optionally, as an implementable manner, a plurality of connection holes are concentrically arranged on the cell support, and the connection rod passes through the plurality of concentric connection holes to connect the plurality of cell supports.
Optionally, as an implementable manner, the battery cell module further includes a collecting plate, and the collecting plate is connected to the battery cell supports of the plurality of battery cell assembling structures, respectively.
Optionally, as an implementable manner, each of the cell supports is provided with a collecting plate fixing hole, the collecting plate is correspondingly provided with a plurality of through holes, and a fastening member sequentially penetrates through the through holes and the collecting plate fixing holes to fixedly connect the collecting plate and the cell supports.
Optionally, as an implementable manner, the battery cell module further includes a connection aluminum bar, and the connection aluminum bar connects two adjacent welding aluminum bars.
The beneficial effects of the embodiment of the application include:
the application provides an electricity core package assembly and electric core module, including electric core support, electric core support has two relative installation faces, the installation face is used for installing electric core, fix a position the installation in the face of electric core with the installation through the installation on the electric core support, one side that borders on with two installation faces respectively sets up the welding aluminium row, install the electric core in both sides and be connected with the aluminium row electricity respectively, it carries out the electricity connection to have avoided going on from electric core lead wire, operating is saved, and the aluminium row welding can adapt to present big automated production in batches, the production efficiency of electric core package assembly has been improved.
Drawings
In order to more clearly illustrate the technical solutions of the embodiments of the present application, the drawings that are required to be used in the embodiments will be briefly described below, it should be understood that the following drawings only illustrate some embodiments of the present application and therefore should not be considered as limiting the scope, and for those skilled in the art, other related drawings can be obtained from the drawings without inventive effort.
Fig. 1 is a schematic structural diagram of a battery cell assembly structure in a battery cell module according to an embodiment of the present application;
fig. 2 is a schematic structural diagram of a battery cell module provided in an embodiment of the present application;
fig. 3 is an exploded view of a cell module according to an embodiment of the present disclosure;
fig. 4 is a schematic structural diagram of a collecting plate in a battery cell module provided in an embodiment of the present application.
An icon: 100-cell module; 110-a cell assembly structure; 111-cell holder; 1111-a mounting surface; 1112-positioning the rod; 1113-fixing hole; 1114-a guide post; 1115-guide holes; 1116-a connecting hole; 1117-collecting plate fixing hole; 112-electric core; 113-welding an aluminum row; 1131, positioning holes; 1132 — mounting holes; 114-shock absorbing foam; 120-collecting plate; 121-through holes; 130-connecting aluminum row; 140-connecting rod.
Detailed Description
In order to make the objects, technical solutions and advantages of the embodiments of the present application clearer, the technical solutions in the embodiments of the present application will be clearly and completely described below with reference to the drawings in the embodiments of the present application, and it is obvious that the described embodiments are some embodiments of the present application, but not all embodiments. The components of the embodiments of the present application, generally described and illustrated in the figures herein, can be arranged and designed in a wide variety of different configurations.
Thus, the following detailed description of the embodiments of the present application, as presented in the figures, is not intended to limit the scope of the claimed application, but is merely representative of selected embodiments of the application. All other embodiments obtained by a person of ordinary skill in the art based on the embodiments in the present application without making any creative effort belong to the protection scope of the present application.
It should be noted that: like reference numbers and letters refer to like items in the following figures, and thus, once an item is defined in one figure, it need not be further defined or explained in subsequent figures. Furthermore, the terms "first," "second," "third," and the like are used solely to distinguish one from another and are not to be construed as indicating or implying relative importance.
In the description of the present application, it is further noted that, unless expressly stated or limited otherwise, the terms "disposed," "mounted," "connected," and "connected" are to be construed broadly, e.g., as meaning either a fixed connection, a removable connection, or an integral connection; can be mechanically or electrically connected; they may be connected directly or indirectly through intervening media, or they may be interconnected between two elements. The specific meaning of the above terms in this application will be understood to be a specific case for those of ordinary skill in the art.
Referring to fig. 1, the present embodiment provides a battery cell assembly structure 110, including a battery cell bracket 111, where the battery cell bracket 111 has two opposite mounting surfaces 1111, the mounting surfaces 1111 are used for mounting a battery cell 112, a welding aluminum bar 113 is disposed on one side adjacent to the two mounting surfaces 1111, the battery cells 112 mounted on the two sides are electrically connected to the aluminum bar, and the two battery cells 112 are connected in series or in parallel by welding the aluminum bar 113.
Specifically, be provided with the installation position on two installation faces 1111 respectively, installation position on the installation face 1111 is the spacing recess of sunken formation, in order to carry on spacingly to the electric core 112 that sets up on installation face 1111, in order to guarantee to weld electric core 112 and electric core 112 welding time electric core 112 and electric core support 111's relative position stable, electric core 112 is the board dress structure, two fitting surfaces of electric core 112 homoenergetic enough and electric core support 111's installation face 1111 cooperation installation, in order to guarantee that electric core support 111 can cooperate the series connection or parallelly connected between two electric core 112.
When the two battery cells 112 disposed on the two sides of the battery cell support 111 are connected in parallel, the positive electrodes of the two battery cells 112 correspond to each other, and the negative electrodes of the two battery cells 112 correspond to each other, and then the aluminum plates are welded to be electrically connected to the positive electrodes of the two battery cells 112, and the aluminum plates are welded to be electrically connected to the negative electrodes of the two battery cells 112, so that the battery cells 112 on the two mounting surfaces 1111 are connected in parallel.
When two battery cells 112 arranged on two sides of the battery cell bracket 111 are connected in series, the positive electrode of the battery cell 112 on one of the mounting surfaces 1111 is arranged corresponding to the negative electrode of the battery cell 112 on the other mounting surface 1111, and then the positive electrode and the negative electrode corresponding to one of the two battery cells 112 are respectively and electrically connected through a welding aluminum plate, so that the battery cells 112 arranged on the two mounting surfaces 1111 are connected in series.
The application provides an electricity core package assembly 110, including electricity core support 111, electricity core support 111 has two relative installation face 1111, installation face 1111 is used for installing electric core 112, carry out location installation to electric core 112 with installation face 1111 on electricity core support 111, one side that borders on with two installation faces 1111 respectively sets up welding aluminium bar 113, install electric core 112 in both sides and arrange the electricity with the aluminium respectively and be connected, it carries out the electricity connection to have avoided going up the lead wire from electric core 112, operating is saved, and aluminium bar welding can adapt to present big automated production in batches, the production efficiency of electricity core package assembly 110 has been improved.
In a possible embodiment of the present application, as shown in fig. 1, a positioning rod 1112 is further connected to the cell support 111, a positioning hole 1131 is formed in the aluminum bar 113, and the positioning hole 1131 is inserted into the positioning rod 1112 to position the aluminum bar 113.
Specifically, the cross section of the welding aluminum bar 113 is U-shaped, the welding aluminum bar 113 is composed of a bottom plate and side plates disposed on two sides of the bottom plate, the positioning hole 1131 is disposed on the bottom plate, when the battery cell 112 is connected, the battery cell 112 is disposed on two mounting surfaces 1111 of the battery cell support 111, the welding aluminum bar 113 is positioned on the positioning rod 1112 of the battery cell support 111 through the bottom plate, and then the two side plates of the welding aluminum bar 113 are welded with the positive electrode or the negative electrode of the battery cell 112. When the battery cells 112 arranged on the two mounting surfaces 1111 need to be connected in parallel, the welding aluminum bar 113 welds the positive electrodes of the two battery cells 112, welds the negative electrodes of the two battery cells 112, and when the battery cells 112 arranged on the two mounting surfaces 1111 need to be connected in series, the welding aluminum bar 113 welds the positive electrodes and the negative electrodes of the two battery cells 112.
In a possible embodiment of the present application, as shown in fig. 1, a mounting hole 1132 is disposed on the welding aluminum bar 113, a fixing hole 1113 is disposed on the cell support 111, and a fastener sequentially passes through the mounting hole 1132 and the fixing hole 1113, so as to fixedly connect the welding aluminum bar 113 and the cell support 111.
Specifically, after the welding between the aluminum busbar 113 and the battery cell 112 is completed, the fastener sequentially penetrates through the mounting hole 1132 formed in the aluminum busbar 113 and the fixing hole 1113 formed in the battery cell support 111, so as to fixedly connect the aluminum busbar 113 and the battery cell support 111, thereby ensuring the stability of the electrical connection of the battery cell assembling structure 110.
In a possible embodiment of the present application, as shown in fig. 1, a gap is provided between the battery cell 112 and the battery cell support 111, and the gap is filled with a shock absorbing foam 114.
Specifically, set up shock attenuation bubble cotton 114 between electric core 112 and electric core support 111 to avoid the rigidity contact between electric core 112 and the electric core support 111, thereby lead to electric core 112 or electric core support 111 to damage, set up shock attenuation bubble cotton 114 and can make electric core package assembly 110's overall structure more reliable and more stable. At this moment, in the process of vehicle travelling and bumping, the battery cell 112 and the battery cell support 111 in the battery cell assembling structure 110 mounted on the frame do not rigidly collide, so as to ensure that the battery cell 112 does not collide with the battery cell support 111 and is damaged.
On the other hand of this application embodiment, provide a battery cell module 100, including a plurality of battery cell assembly structures 110 in the foregoing embodiment, a plurality of battery cell assembly structures 110 pass through battery cell support 111 interconnect.
Specifically, electric core module 100 passes through electric core support 111 interconnect by a plurality of electric core package assembly 110 to make a plurality of electric core package assembly 110 connect and form electric core module 100, can select the electric core package assembly 110 of suitable quantity according to the demand, with connect and form required electric core module 100.
The example, can set up the shock attenuation bubble cotton 114 between two adjacent electric core package assembly 110 to avoid going the in-process at the road surface of jolting, produce the rigidity contact and lead to electric core 112 to harm between two adjacent electric core package assembly 110 of electric core module 100, in order to guarantee electric core module 100's overall stability.
It can be understood that, a heat conducting material may also be disposed between two adjacent electric core assembly structures 110, so that heat generated in the operation process of the electric core 112 can be quickly led out through the heat conducting material, so as to avoid the electric core 112 from generating heat and affecting the operation stability and the service life of the electric core 112, where the heat conducting material may be a heat conducting glue or an aluminum heat conducting plate. Among them, when the heat conducting plate needs a large amount of heat absorption or heat dissipation in use, a material with good thermal conductivity is used, the thermal conductivity is the property of a substance to conduct heat, and the thermal conductivity of pure metal is good, wherein silver (about 418.6) is the best, copper (about 393.5) and aluminum (about 211.9) are the second best, and aluminum is the most commonly used heat conducting metal in view of use cost. The material with the heat-conducting plate sets up to aluminium, has guaranteed the radiating effect of heat-conducting plate to guarantee the job stabilization nature of electricity core module 100.
In a possible embodiment of the present application, as shown in fig. 1 and fig. 3, two sides of the top of the cell support 111 are respectively provided with a guide post 1114 and a guide hole 1115, and the guide post 1114 on one cell support 111 is inserted into the guide hole 1115 of the cell support 111 on the adjacent side, so that the connection between two adjacent cell supports 111 is realized.
Specifically, when two adjacent battery cell supports 111 are assembled and connected, the guide post 1114 of one battery cell support 111 is inserted into the guide hole 1115 of the other battery cell support 111, and meanwhile, the guide post 1114 on the other battery cell support 111 is also inserted into the guide hole 1115 of the battery cell support 111, so that the two adjacent battery cell supports 111 are connected in a stable relative position relationship and are not easy to fall off.
Further, the guide posts 1114 and the guide holes 1115 may be disposed in plural, and the guide posts 1114 on one cell support 111 are inserted into the guide holes 1115 of the adjacent cell support 111, so as to enhance the stability of the interconnection of the cell assembly structures 110 on the cell module 100.
In a possible embodiment of the present application, as shown in fig. 3, a connection hole 1116 is formed in the cell holder 111, the connection holes 1116 are concentrically arranged, and the connection rod 140 passes through the concentric connection holes 1116 to connect the cell holders 111.
Specifically, in assembling process to electric core module 100, make two adjacent electric core supports 111 pass through guide post 1114 and guiding hole 1115 interconnect earlier, so the operation, so that a plurality of electric core package assembly 110 connect gradually, the corresponding unthreaded hole that forms of connecting hole 1116 on a plurality of electric core supports 111 this moment passes the unthreaded hole through connecting rod 140, in order to link together a plurality of electric core package assembly 110, in order to guarantee electric core module 100 holistic connection reliability and stability.
It can be understood that, set up a plurality of connecting holes 1116 on an electric core support 111, and the position of a plurality of connecting holes 1116 on every electric core support 111 is corresponding, at this moment, passes a plurality of connecting holes 1116 through connecting rod 140 to link together a plurality of electric core package assembly 110, in order to further improve holistic connection reliability and the stability of electric core module 100.
Further, support portions and connecting portions may be respectively disposed at two ends of the connecting rod 140, and after the connecting rod 140 passes through the connecting hole 1116, the connecting rod is supported by one side of the battery cell module 100 through the support portions, and the other side of the connecting rod is connected with the connecting portions through fastening nuts, so that the fastening nuts can be supported by the other side of the battery cell module 100, and the stability of the overall connection of the battery cell module 100 is ensured.
In a feasible embodiment of the present application, as shown in fig. 2, the battery cell module 100 further includes a collecting board 120, and the collecting board 120 is respectively connected to the battery cell supports 111 of the plurality of battery cell assembling structures 110.
Specifically, to gather board 120 and be connected with the electric core support 111 of a plurality of electric core package assembly 110 respectively to accomplish voltage acquisition and the temperature acquisition operation to electric core 112 through gathering board 120, in order to guarantee that electric core module 100 is in the course of the work, when the voltage of electric core 112 or temperature appear unusually, electric core module 100 can in time monitor and feed back, so that in time make the adjustment, thereby can guarantee electric core module 100's safety in utilization and stability.
In a possible embodiment of the present application, as shown in fig. 3 and fig. 4, each cell support 111 is provided with a collecting plate fixing hole 1117, the collecting plate 120 is correspondingly provided with a plurality of through holes 121, and the fastening member sequentially passes through the through holes 121 and the collecting plate fixing holes 1117 to fixedly connect the collecting plate 120 and the cell support 111.
Specifically, when the collecting plate 120 is connected to the cell support 111, the collecting plate 120 is electrically connected to the plurality of cells 112, the through holes 121 on the collecting plate 120 correspond to the collecting plate fixing holes 1117 on the cell support 111 one to one, and the through holes 121 and the collecting plate fixing holes 1117 are sequentially penetrated by the fasteners, so that the collecting plate 120 is fixedly connected to the cell support 111, and therefore, the collecting plate 120 can be guaranteed to stably complete voltage collection and temperature collection operations on the cells 112.
In a possible embodiment of the present application, as shown in fig. 2 and fig. 3, the battery cell module 100 further includes a connection aluminum bar 130, and the connection aluminum bar 130 connects two adjacent welding aluminum bars 113.
Specifically, after connecting a plurality of electric core package assembly 110 through guide post 1114, guiding hole 1115 and connecting rod 140 stably, the rethread is connected aluminium row 130 and is connected a plurality of electric core package assembly 110 electrically, is connected with welding aluminium row 113 through connecting aluminium row 130 and is connected electrically to accomplish electric core module 100's electricity connection operation.
For example, when two battery cells 112 on a single battery cell assembly structure 110 are connected in parallel, the connecting aluminum bar 130 may connect two adjacent battery cell assembly structures 110 in parallel to realize the parallel connection of the battery cell modules 100.
When two battery cells 112 on a single battery cell assembly structure 110 are connected in parallel, the aluminum bar 130 is connected to connect two adjacent battery cell assembly structures 110 in series, so as to realize the series connection of the battery cell modules 100.
The application provides a battery core package assembly 110 and battery core module 100, install electric core 112 through the installation face 1111 on electric core support 111 and advance line location installation, one side that adjoins with two installation faces 1111 respectively sets up welding aluminium bar 113, install the electric core 112 in both sides and be connected with aluminium bar electricity respectively, it connects to have avoided going up the lead wire from electric core 112 and has carried out the electricity, operating is saved, and aluminium bar welding can adapt to present big automated production in batches, the production efficiency of electric core package assembly 110 has been improved. The two sides of the top of the cell support 111 are respectively provided with a guide post 1114 and a guide hole 1115, so as to connect the plurality of cell assembling structures 110 with each other through the cell support 111. To improve the assembling efficiency of the cell module 100.
The above description is only a preferred embodiment of the present application and is not intended to limit the present application, and various modifications and changes may be made by those skilled in the art. Any modification, equivalent replacement, or improvement made within the spirit and principle of the present application shall be included in the protection scope of the present application.
Claims (10)
1. The utility model provides a battery core package assembly, its characterized in that, includes the battery core support, the battery core support has relative two installation faces, the installation face is used for installing battery core, sets up the welding aluminium row with one side that two installation faces border on respectively, install the battery core of both sides respectively with the aluminium is arranged the electricity and is connected, will two through the welding aluminium row battery core is established ties or is parallelly connected.
2. The battery cell assembly structure of claim 1, wherein a positioning rod is further connected to the battery cell support, a positioning hole is formed in the welding aluminum bar, and the positioning hole is inserted into the positioning rod to position the welding aluminum bar.
3. The battery cell assembly structure of claim 1, wherein a mounting hole is formed in the welding aluminum bar, a fixing hole is formed in the battery cell support, and a fastener sequentially penetrates through the mounting hole and the fixing hole to fixedly connect the welding aluminum bar and the battery cell support.
4. The battery cell assembly structure of claim 1, wherein a gap is formed between the battery cell and the battery cell support, and the gap is filled with shock absorption foam.
5. A battery cell module, comprising a plurality of battery cell assembly structures according to any one of claims 1 to 4, wherein the plurality of battery cell assembly structures are connected to each other through the battery cell support.
6. The battery cell module of claim 5, wherein two sides of the top of each battery cell support are respectively provided with a guide post and a guide hole, and the guide post on one battery cell support is inserted into the guide hole of the battery cell support on the adjacent side to connect two adjacent battery cell supports.
7. The battery cell module of claim 5, wherein the battery cell support is provided with a plurality of connecting holes, the plurality of connecting holes are concentrically arranged, and the connecting rod passes through the plurality of concentric connecting holes to connect the plurality of battery cell supports.
8. The battery cell module of claim 5, further comprising a collection plate, wherein the collection plate is connected to the cell supports of the plurality of cell assembly structures, respectively.
9. The cell module according to claim 8, wherein each of the cell supports is provided with a collecting plate fixing hole, the collecting plate is correspondingly provided with a plurality of through holes, and a fastening member sequentially passes through the through holes and the collecting plate fixing holes to fixedly connect the collecting plate and the cell supports.
10. The cell module of claim 5, further comprising a connecting aluminum bar connecting two adjacent welded aluminum bars.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202222357774.2U CN218101490U (en) | 2022-09-05 | 2022-09-05 | Battery cell assembling structure and battery cell module |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202222357774.2U CN218101490U (en) | 2022-09-05 | 2022-09-05 | Battery cell assembling structure and battery cell module |
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| Publication Number | Publication Date |
|---|---|
| CN218101490U true CN218101490U (en) | 2022-12-20 |
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| Application Number | Title | Priority Date | Filing Date |
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| CN202222357774.2U Active CN218101490U (en) | 2022-09-05 | 2022-09-05 | Battery cell assembling structure and battery cell module |
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| CN (1) | CN218101490U (en) |
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- 2022-09-05 CN CN202222357774.2U patent/CN218101490U/en active Active
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