CN218769964U - Coupling assembling, battery module and battery package between battery cell - Google Patents
Coupling assembling, battery module and battery package between battery cell Download PDFInfo
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- CN218769964U CN218769964U CN202222402540.5U CN202222402540U CN218769964U CN 218769964 U CN218769964 U CN 218769964U CN 202222402540 U CN202222402540 U CN 202222402540U CN 218769964 U CN218769964 U CN 218769964U
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- 230000008878 coupling Effects 0.000 title abstract description 27
- 238000010168 coupling process Methods 0.000 title abstract description 27
- 238000005859 coupling reaction Methods 0.000 title abstract description 27
- 230000006378 damage Effects 0.000 abstract description 16
- 230000008859 change Effects 0.000 description 4
- 238000010586 diagram Methods 0.000 description 3
- 238000003466 welding Methods 0.000 description 3
- 230000015572 biosynthetic process Effects 0.000 description 2
- 230000022131 cell cycle Effects 0.000 description 2
- 238000005516 engineering process Methods 0.000 description 2
- 230000002411 adverse Effects 0.000 description 1
- 230000009286 beneficial effect Effects 0.000 description 1
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- 238000012423 maintenance Methods 0.000 description 1
- 238000004519 manufacturing process Methods 0.000 description 1
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Abstract
The utility model provides a connecting component between single batteries, which comprises a first connecting sheet, a second connecting sheet and a connecting mainboard; the first connecting piece is connected with one end of the connecting mainboard in a sliding mode, the second connecting piece is connected with the other end of the connecting mainboard in a sliding mode, and a first pole connecting part is arranged at one end, far away from the second connecting piece, of the first connecting piece; and a second pole connecting part is arranged at one end of the second connecting sheet, which is far away from the first connecting sheet. Adopt the utility model discloses a battery module that coupling assembling formed by connecting can carry out quick replacement to battery cell, and can not produce to whole battery module and destroy to, when battery cell circulation later stage took place the inflation, the connection piece can be on connecting the mainboard through sliding in order to offset the inflation stroke, can effectively deal with circulation later stage battery inflation and lead to the battery to drag the problem of damage, convenient to popularize and apply.
Description
Technical Field
The utility model relates to a battery field, concretely relates to coupling assembling, battery module and battery package between battery cell.
Background
The technology of the power battery is mature day by day, a CTP battery combining technology is developed for improving the energy density of an electric automobile battery pack, and a conventional power battery module is welded with a single battery pole through a bus bar and is combined at present.
However, connect the battery module of constituteing through the busbar, the dismantlement degree of difficulty of busbar is big, when single battery breaks down in the battery module and needs to be changed, can't carry out quick replacement, dismantles the in-process even and can appear the condemned condition of whole battery module. And, battery module often can appear battery inflation's problem in the circulation later stage, and coupling assembling between the battery cell can be to the battery formation drag, causes the battery gap increase, and the phenomenon of battery damage takes place.
SUMMERY OF THE UTILITY MODEL
The utility model aims to provide a: to there being the problem that the big and circulation later stage of the battery replacement degree of difficulty takes place the damage because of the production of battery inflation in prior art battery module, provide coupling assembling, battery module and battery package between a battery cell. Connecting assembly through this application removes the utmost point post of connecting battery cell, when certain battery cell takes place to damage in the battery module of formation, can carry out quick replacement to battery cell, can not produce destruction to whole battery module, simultaneously, can effectively deal with circulation later stage battery inflation and lead to the battery to drag the problem of damage, the facilitate promotion is used.
In order to realize the purpose, the utility model discloses a technical scheme be:
a connecting assembly between single batteries comprises a first connecting sheet, a second connecting sheet and a connecting main board; the first connecting piece is connected with one end of the connecting mainboard in a sliding mode, the second connecting piece is connected with the other end of the connecting mainboard in a sliding mode, and a first pole connecting part is arranged at one end, far away from the second connecting piece, of the first connecting piece; and a second pole connecting part is arranged at one end of the second connecting sheet, which is far away from the first connecting sheet.
The utility model provides a connecting component between single batteries, which comprises a first connecting sheet, a second connecting sheet and a connecting mainboard; the first connecting piece is connected with one end of the connecting main board in a sliding mode, the second connecting piece is connected with the other end of the connecting main board in a sliding mode, a first pole connecting portion is arranged at one end, away from the second connecting piece, of the first connecting piece, and a second pole connecting portion is arranged at one end, away from the first connecting piece, of the second connecting piece. The utility model provides a coupling assembling between battery cell simple structure, during the use, first utmost point post connecting portion are connected with a battery cell's utmost point post, second utmost point post connecting portion are connected with the battery cell's of another adjacent battery utmost point post, utilize coupling assembling to connect two at least and the battery cell of group to fix and form the battery module, when a certain battery cell breaks down in the battery module, need not to dismantle all coupling assembling, only take out the connection piece on the battery cell utmost point post that breaks down from connecting the mainboard, change new battery electrode and connection piece and insert again and connect and accomplish in the mainboard promptly, adopt the utility model discloses a battery module that coupling assembling connects and form can carry out quick replacement to battery cell, and can not produce the connection piece and destroy whole battery module to, when battery cell cycle later stage takes place the inflation, can be through sliding in order to offset the inflation stroke on connecting the mainboard, can effectively respond to the problem that cycle later stage battery inflation leads to the battery to dragging the damage, and facilitate promotion is applied.
As a preferable aspect of the present invention, the connection main board includes a through groove, the first connection piece is inserted from one notch of the through groove and is slidably connected to the through groove, and the second connection piece is inserted from the other notch of the through groove and is slidably connected to the through groove.
As a preferable scheme of the utility model, sliding grooves are arranged on both sides of the through groove along the length direction; the first connecting piece and the second connecting piece can respectively slide along the sliding groove.
As the utility model discloses a preferred scheme, first utmost point post connecting portion with or second utmost point post connecting portion are the through-hole, the through-hole is used for detaining and wears on utmost point post.
As the preferred scheme of the utility model, the top of through groove both sides portion is provided with the backing sheet respectively, the backing sheet is used for contacting with the battery cell in order to support connect the mainboard.
As a preferable aspect of the present invention, the support piece extends toward the inside of the through groove.
As the preferred scheme of the utility model, it is T shape structure to connect the mainboard.
As a preferable aspect of the present invention, the first connecting piece or/and the second connecting piece is a C-shaped structural member.
Another object of the present invention is to provide a battery module.
The utility model provides a battery module, includes at least two and the battery cell of group, at least two and the battery cell of group carry out series connection through the coupling assembling between foretell battery cell, coupling assembling between the battery cell is used for connecting adjacent two battery cell utmost point post.
Adopt the utility model discloses a battery module that coupling assembling formed by connecting can carry out quick replacement to battery cell, and can not produce the destruction to whole battery module to, when battery cell circulation later stage took place the inflation, the connection piece can be on connecting the mainboard through sliding in order to offset the inflation stroke, can effectively deal with circulation later stage battery inflation and lead to the battery to drag the problem of damage, convenient to popularize and apply.
Another object of the present invention is to provide a battery pack.
The battery pack comprises a box body and at least one battery module, and the battery module is fixed in the box body.
The battery pack has higher energy density and is convenient to replace and maintain.
To sum up, owing to adopted above-mentioned technical scheme, the beneficial effects of the utility model are that:
1. the utility model provides a connecting component between single batteries, which comprises a first connecting sheet, a second connecting sheet and a connecting mainboard; the first connecting piece is connected with one end of the connecting mainboard in a sliding mode, the second connecting piece is connected with the other end of the connecting mainboard in a sliding mode, a first pole connecting portion is arranged at one end, away from the second connecting piece, of the first connecting piece, and a second pole connecting portion is arranged at one end, away from the first connecting piece, of the second connecting piece. The utility model provides a coupling assembling between battery cell simple structure, during the use, first utmost point post connecting portion are connected with a battery cell's utmost point post, second utmost point post connecting portion are connected with the battery cell's of another adjacent battery utmost point post, utilize coupling assembling to connect two at least and the battery cell of group to fix and form the battery module, when a certain battery cell breaks down in the battery module, need not to dismantle all coupling assembling, only take out the connection piece on the battery cell utmost point post that breaks down from connecting the mainboard, change new battery electrode and connection piece and insert again and connect and accomplish in the mainboard promptly, adopt the utility model discloses a battery module that coupling assembling connects and form can carry out quick replacement to battery cell, and can not produce the connection piece and destroy whole battery module to, when battery cell cycle later stage takes place the inflation, can be through sliding in order to offset the inflation stroke on connecting the mainboard, can effectively respond to the problem that cycle later stage battery inflation leads to the battery to dragging the damage, and facilitate promotion is applied.
2. The utility model provides a pair of battery module, including at least two and the battery cell of group and the utility model provides a coupling assembling between battery cell, coupling assembling between battery cell is used for connecting adjacent two battery cell utmost point post is with the fixed of realizing battery module, adopts the utility model discloses a battery module that coupling assembling connects and forms can carry out quick replacement to battery cell, and can not produce the destruction to whole battery module to, when battery cell circulation later stage takes place the inflation, the connection piece can lead to the battery to drag the problem of damage, convenient to popularize and apply through sliding on connecting the mainboard in order to offset the inflation stroke, can effectively deal with circulation later stage battery inflation.
3. The utility model provides a battery pack, battery pack includes box and above-mentioned battery module, the battery module is fixed in the box, this battery pack has higher energy density, and is convenient for change the maintenance.
Drawings
Fig. 1 is a schematic structural view of a connecting member between unit cells in example 1.
Fig. 2 is a schematic top view of the structure of fig. 1.
Fig. 3 is a schematic diagram of the back structure of fig. 1.
Fig. 4 is a schematic top view of fig. 3.
Fig. 5 is a side view of fig. 1.
Fig. 6 is a schematic structural diagram of the connection motherboard.
Fig. 7 is a side view of a connection motherboard.
Fig. 8 is a structural diagram of two connecting pieces.
Fig. 9 is a top view of two parallel unit cells.
Fig. 10 is a schematic structural view of a battery module.
Fig. 11 is a schematic top view of fig. 10.
Fig. 12 is a schematic structural view of two battery modules after connection.
An icon: 1-a first connecting piece; 11-a first pole connection; 2-a second connecting sheet; 21-a second pole connection; 3-connecting the main board; 31-a through slot; 311-a chute; 312-support sheet; 4-a single cell; 41-pole.
Detailed Description
The present invention will be described in detail with reference to the accompanying drawings.
In order to make the objects, technical solutions and advantages of the present invention more clearly understood, the present invention is further described in detail below with reference to the accompanying drawings and embodiments. It should be understood that the specific embodiments described herein are for purposes of illustration only and are not intended to limit the invention.
Example 1
As shown in fig. 1, 2, 3, 4 and 5, a connecting assembly between unit cells comprises a first connecting sheet 1, a second connecting sheet 2 and a connecting main plate 3; as shown in fig. 6 and 7, the connection main board 3 includes a through slot 31, the first connection piece 1 is inserted from one notch of the through slot 31 and is slidably connected with the through slot 31, and the second connection piece 2 is inserted from the other notch of the through slot 31 and is slidably connected with the through slot 31; as shown in fig. 8, a first pole connecting portion 11 is disposed at one end of the first connecting piece 1 away from the second connecting piece 2; one end of the second connecting sheet 2, which is far away from the first connecting sheet 1, is provided with a second pole connecting part 21. Specifically, as shown in fig. 1, sliding grooves 311 are provided on both sides of the through-groove 31 in the longitudinal direction; the first connecting piece 1 and the second connecting piece 2 are respectively slidable along the sliding grooves 311. As shown in fig. 5, the sliding slot 311 is located in the middle of the side portion of the through slot 31, and when sliding, the first connecting piece 1 and the second connecting piece 2 are both not in contact with the inner wall of the bottom surface and the inner wall of the top surface of the through slot 31, so that adverse effects on the connecting pieces or the connecting main board during sliding can be avoided. The first pole connecting part 11 and/or the second pole connecting part 21 are through holes, the through holes are used for being buckled on the pole 41 of the single battery 4, and the first connecting sheet and the second connecting sheet are fixed on the pole 41 through laser welding during use. Preferably, support pieces 312 are respectively disposed at the top ends of both side portions of the through groove 31, and the support pieces 312 are used for contacting the unit cells 4 to support the connection main board 3. Preferably, the support piece 312 extends toward the inside of the through slot 31.
During the use, first utmost point post connecting portion are connected with a single battery's utmost point post, second utmost point post connecting portion are connected with the single battery's of another adjacent battery utmost point post, utilize coupling assembling to connect two at least and the single battery of group fixed battery module that forms, when a certain single battery breaks down in the battery module, need not to dismantle all coupling assembling, only take out the connection piece on the single battery utmost point post that breaks down from connecting the mainboard, change new monomer electrode and connection piece and insert again and connect and accomplish in the mainboard promptly, adopt the utility model discloses a battery module that coupling assembling formed by connecting can carry out quick replacement to single battery, and can not produce the destruction to whole battery module to, when the expansion takes place in single battery circulation later stage, the connection piece can be through sliding in order to offset the inflation stroke on connecting the mainboard, can effectively deal with the problem that the battery pulled the damage to circulation later stage battery inflation, and convenient to popularize and apply.
Example 2
The utility model provides a battery module, as shown in fig. 9, fig. 10 and fig. 11, includes at least two and the battery cell 4 of group and embodiment 1 coupling assembling between the battery cell, at least two and the battery cell 4 of group carry out series connection through coupling assembling, coupling assembling between the battery cell is used for connecting adjacent two the utmost point post 41 of battery cell 4 is fixed in order to realize battery module, adopts laser welding to fix after first utmost point post connecting portion 11 is connected with the utmost point post 41 of a battery, adopts laser welding to fix after second utmost point post connecting portion 21 is connected with the utmost point post 41 of adjacent battery with one side. Adopt the utility model discloses a battery module that coupling assembling formed by connecting can carry out quick replacement to battery cell, and can not produce the destruction to whole battery module to, when battery cell circulation later stage took place the inflation, the connection piece can be on connecting the mainboard through sliding in order to offset the inflation stroke, can effectively deal with circulation later stage battery inflation and lead to the battery to drag the problem of damage, convenient to popularize and apply.
Still provide a battery package, the battery package includes box and at least one battery module as shown in fig. 12, the battery module is fixed in the box. The battery pack comprises a box body and the battery module, the battery module is fixed in the box body, the battery pack has high energy density, and the single battery is convenient to replace and maintain.
The above description is only exemplary of the present invention and should not be taken as limiting the scope of the present invention, as any modifications, equivalents, improvements and the like made within the spirit and principles of the present invention are intended to be included within the scope of the present invention.
Claims (10)
1. The connecting component between the single batteries is characterized by comprising a first connecting sheet (1), a second connecting sheet (2) and a connecting main board (3); the first connecting sheet (1) is connected with one end of the connecting main board (3) in a sliding mode, the second connecting sheet (2) is connected with the other end of the connecting main board (3) in a sliding mode, and a first pole connecting portion (11) is arranged at one end, far away from the second connecting sheet (2), of the first connecting sheet (1); one end, far away from the first connecting sheet (1), of the second connecting sheet (2) is provided with a second pole connecting portion (21).
2. The connection assembly between the single cells according to claim 1, wherein the connection main plate (3) comprises a through slot (31), the first connection piece (1) is inserted from one notch of the through slot (31) and is slidably connected with the through slot (31), and the second connection piece (2) is inserted from the other notch of the through slot (31) and is slidably connected with the through slot (31).
3. The connecting assembly of claim 2, wherein sliding grooves (311) are formed on both sides of the through groove (31) along the length direction; the first connecting piece (1) and the second connecting piece (2) can slide along the sliding groove (311).
4. The connection assembly of claim 3, wherein the first pole connection portion (11) and/or the second pole connection portion (21) is a through hole for being fastened through a pole (41) of the battery cell (4).
5. The connection assembly of claim 4, wherein the top ends of both side portions of the through groove (31) are respectively provided with a support piece (312), and the support pieces (312) are used for contacting with the single battery (4) to support the connection main plate (3).
6. The inter-cell connection assembly according to claim 5, wherein the support piece (312) extends to an inner side of the through groove (31).
7. The connection assembly between unit cells according to claim 6, wherein the connection main plate (3) is a T-shaped structural member.
8. A connection assembly between single cells according to any one of claims 1 to 7, characterised in that the first connection tab (1) or/and the second connection tab (2) is/are C-shaped.
9. A battery module, characterized by comprising at least two parallel single batteries (4), wherein the at least two parallel single batteries (4) are connected in series through the inter-single battery connection assembly according to any one of claims 1 to 8, and the inter-single battery connection assembly is used for connecting the poles (41) of two adjacent single batteries (4).
10. A battery pack, characterized in that the battery pack comprises a case and at least one battery module according to claim 9, wherein the battery module is fixed in the case.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202222402540.5U CN218769964U (en) | 2022-09-09 | 2022-09-09 | Coupling assembling, battery module and battery package between battery cell |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202222402540.5U CN218769964U (en) | 2022-09-09 | 2022-09-09 | Coupling assembling, battery module and battery package between battery cell |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN218769964U true CN218769964U (en) | 2023-03-28 |
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202222402540.5U Active CN218769964U (en) | 2022-09-09 | 2022-09-09 | Coupling assembling, battery module and battery package between battery cell |
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| Country | Link |
|---|---|
| CN (1) | CN218769964U (en) |
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2022
- 2022-09-09 CN CN202222402540.5U patent/CN218769964U/en active Active
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