CN217544806U - Battery module output pole base coupling assembling - Google Patents
Battery module output pole base coupling assembling Download PDFInfo
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- CN217544806U CN217544806U CN202221262116.9U CN202221262116U CN217544806U CN 217544806 U CN217544806 U CN 217544806U CN 202221262116 U CN202221262116 U CN 202221262116U CN 217544806 U CN217544806 U CN 217544806U
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- end plate
- groove
- output
- base
- battery module
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- 230000008878 coupling Effects 0.000 title claims description 7
- 238000010168 coupling process Methods 0.000 title claims description 7
- 238000005859 coupling reaction Methods 0.000 title claims description 7
- 238000009434 installation Methods 0.000 abstract description 4
- 238000000034 method Methods 0.000 abstract description 3
- 238000004519 manufacturing process Methods 0.000 abstract description 2
- 239000000463 material Substances 0.000 abstract description 2
- 238000003780 insertion Methods 0.000 description 4
- 230000037431 insertion Effects 0.000 description 4
- HBBGRARXTFLTSG-UHFFFAOYSA-N Lithium ion Chemical compound [Li+] HBBGRARXTFLTSG-UHFFFAOYSA-N 0.000 description 1
- 229910052782 aluminium Inorganic materials 0.000 description 1
- XAGFODPZIPBFFR-UHFFFAOYSA-N aluminium Chemical compound [Al] XAGFODPZIPBFFR-UHFFFAOYSA-N 0.000 description 1
- 230000009286 beneficial effect Effects 0.000 description 1
- 238000011900 installation process Methods 0.000 description 1
- 239000011810 insulating material Substances 0.000 description 1
- 229910001416 lithium ion Inorganic materials 0.000 description 1
- 229910052751 metal Inorganic materials 0.000 description 1
- 239000002184 metal Substances 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 238000003466 welding Methods 0.000 description 1
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Abstract
The utility model provides a battery module output pole base connecting component, which is provided with an embedded groove along the height direction on the top surface of an end plate, and is provided with a clamping groove and a through groove, when in specific installation, the output pole base is obliquely arranged, a clamping tip on one side is firstly inserted into the clamping groove, then the clamping tip on the other side is pressed down through the through groove, and finally, the base body is in interference fit with the embedded groove to prevent the output pole base from moving left and right; the clamping pin is respectively propped against the clamping groove and the straight through groove, so that the clamping pin is prevented from shaking back and forth; the connection mode is verified, so that the output electrode base can be effectively prevented from falling off in the assembling process, and rework and disassembly are facilitated; when the automatic production line produces, the end plate can take the output pole base material loading, produces the line and saves manual operation time, reduces the risk of neglected loading output pole base.
Description
Technical Field
The utility model relates to a battery module field especially relates to a battery module output pole base coupling assembling.
Background
The battery module generally comprises battery cells, end plates, a binding belt, a busbar, an output electrode and an output electrode base, wherein the battery cells are arranged side by side, the end plates are respectively arranged at two ends of the battery cells, and the binding belt binds the end plates/the battery cells/the end plates which are arranged side by side; welding the adjacent positive pole or negative pole of the battery cell through a busbar so as to realize electrical series connection or parallel connection; the output electrodes respectively comprise a total positive electrode and a total negative electrode which are used as the external positive electrode and the external negative electrode of the battery module and are respectively electrically connected with the busbar; the output electrode is generally fixed on an end plate, and a total positive electrode and a total negative electrode are respectively fixed on the two end plates; since the direct contact between the output electrode and the end plate can form an electrical conduction, an insulating output electrode base is required to be arranged between the output electrode and the end plate.
The existing output electrode base connecting mode is as shown in patent CN210723174U, a transverse limiting groove is formed in one side, close to a battery cell, of the top of an end plate, then the output electrode base is transversely inserted into the limiting groove, and finally the battery cell abuts against the side face of the output electrode base, so that the output electrode base is prevented from transversely falling off. However, in the actual installation process, it is found that after the output pole base is assembled with the end plate, the output pole base easily drops from the end plate before the electric core is assembled, and if no problem is found in the subsequent assembly process, the final battery module can cause a product short circuit if no output pole base exists, so that safety risk exists.
SUMMERY OF THE UTILITY MODEL
In view of this, the utility model provides a battery module output pole base coupling assembling can effectively prevent.
The technical scheme of the utility model is realized like this: the utility model provides a battery module output electrode base connecting component, which comprises an end plate, an output electrode and an output electrode base,
an embedded groove is formed in the top surface of the end plate along the height direction, a clamping groove is formed in one inner side wall of the embedded groove along the width direction of the end plate, a straight through groove is formed in the other inner side wall opposite to the clamping groove along the height direction of the end plate, and the straight through groove extends to the top surface of the end plate;
the output pole base comprises a base body and clamping pins, the clamping pins are respectively arranged on two side surfaces of the base body along the width direction, the base body is arranged in the embedded groove, the two side surfaces of the base body along the width direction are respectively in interference fit with the two inner side walls of the embedded groove along the width direction, the clamping pins are respectively embedded into the clamping groove and the through groove, and two end surfaces of the clamping pins in the thickness direction of the end plate are respectively abutted against the clamping groove and the through groove;
the output pole is fixed on the output pole base.
On the basis of the above technical solution, preferably, the insertion groove penetrates through the end plate in the thickness direction.
On the basis of the above technical solution, preferably, the insertion groove is provided in the middle of the end plate in the thickness direction.
On the basis of the above technical scheme, preferably, one side of the embedded groove penetrates through the side face, close to the battery core, of the end plate in the thickness direction.
Preferably, the clamping grooves and the straight through grooves are arranged side by side along the thickness direction of the end plate, and two clamping pins are arranged on two sides of the base body respectively.
Still further preferably, the output electrode base further comprises a side wing, and the side wing is arranged on one side of the base body far away from the installation of the battery core.
Further preferably, the top of the base body is provided with a threaded hole, and a bolt penetrates through the output pole and is in threaded connection with the threaded hole.
Still further preferred, still include electric core and ribbon, a plurality of electric cores are arranged side by side and both ends set up the end plate respectively, and the ribbon ties up the end plate/electric core/end plate of arranging side by side, and the output pole includes total positive pole and total negative pole respectively, as the external positive, negative pole of battery module, output pole and electric core electric connection.
Still further preferably, the top surface of the end plate is respectively provided with two embedded grooves along the width direction, wherein one embedded groove is internally provided with an output electrode base, and output electrodes representing a total positive electrode and a total negative electrode are respectively arranged on the output electrode bases of the two end plates at two ends of the battery core.
Still further preferably, the top surface of the end plate is respectively provided with two embedded grooves along the width direction, two output electrode bases are respectively arranged in the two embedded grooves, and the output electrodes representing the total positive electrode and the total negative electrode are respectively arranged on the two output electrode bases of one end plate.
The utility model discloses a battery module output pole base coupling assembling has following beneficial effect for prior art:
(1) The embedded groove is formed in the top surface of the end plate along the height direction, the clamping groove and the straight through groove are formed, when the output electrode base is installed specifically, the output electrode base is obliquely arranged, the clamping tip on one side is inserted into the clamping groove firstly, then the clamping tip on the other side is pressed down through the straight through groove, and finally the base body is in interference fit with the embedded groove to prevent the output electrode base from moving left and right; the clamping pin is respectively abutted against the clamping groove and the straight through groove, so that the clamping pin is prevented from shaking forwards and backwards;
(2) The connection mode is verified, so that the output electrode base can be effectively prevented from falling off in the assembling process, and rework and disassembly are facilitated; when the automatic production line produces, the end plate can take the output pole base material loading, produces the line and saves manual operation time, reduces the risk of neglected loading output pole base.
Drawings
In order to more clearly illustrate the embodiments of the present invention or the technical solutions in the prior art, the drawings used in the description of the embodiments or the prior art will be briefly described below, 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 creative efforts.
Fig. 1 is a perspective view of a battery module output pole base connection assembly according to a first embodiment;
FIG. 2 is a perspective view of an output pole and a base of the output pole according to the first embodiment;
FIG. 3 is a perspective view of an end plate according to the first embodiment;
FIG. 4 is a perspective view of an end plate of the second embodiment;
FIG. 5 is a perspective view of an end plate according to a third embodiment;
fig. 6 is a perspective view of a battery module output electrode base connection assembly according to a fourth embodiment.
Detailed Description
The technical solutions in the embodiments of the present invention will be described clearly and completely below with reference to 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 all belong to the protection scope of the present invention.
As shown in fig. 1-2, the utility model discloses a battery module output pole base coupling assembling, it includes end plate 1, output pole 2, output pole base 3, electric core and ribbon.
As part of the prior art, a plurality of cells are arranged side by side, end plates 1 are respectively arranged at two ends of the cells, and binding tapes are used for binding the end plates 1/the cells/the end plates 1 arranged side by side, specifically, the end plates 1 are generally made of aluminum; the electric core generally adopts a square metal shell lithium ion battery.
The output pole 2 comprises a total positive pole and a total negative pole respectively, and is used as the positive pole and the negative pole of the battery module, and the output pole 2 is electrically connected with the battery core.
The output pole base 3 is made of an insulating material, and is fixed on the end plate 1 and fixes the output pole 2.
Example one
In order to facilitate the rapid fixation of the output electrode base 3 on the end plate 1, as shown in fig. 3, an embedded groove 11 is formed on the top surface of the end plate 1 along the height direction, a clamping groove 12 is formed on one inner side wall of the embedded groove 11 along the width direction of the end plate 1, a through groove 13 is formed on the other inner side wall opposite to the clamping groove 12 along the height direction of the end plate 1, and the through groove 13 extends to the top surface of the end plate 1;
the output electrode base 3 comprises a base body 31 and clamping pins 32, the clamping pins 32 are respectively arranged on two side surfaces of the base body 31 along the width direction, the base body 31 is arranged in the embedded groove 11, the two side surfaces of the base body 31 along the width direction are respectively in interference fit with two inner side walls of the embedded groove 11 along the width direction, the clamping pins 32 are respectively embedded in the clamping groove 12 and the through groove 13, and two end surfaces of the clamping pins 32 in the thickness direction of the end plate 1 are respectively abutted against the clamping groove 12 and the through groove 13;
the output pole 2 is fixed on the output pole base 3.
Therefore, during specific installation, the output electrode base 3 is obliquely arranged, the clamping pin 32 on one side is inserted into the clamping groove 12, the clamping pin 32 on the other side is pressed down through the through groove 13, and finally the base body 31 is in interference fit with the embedded groove 11 to prevent the output electrode base 3 from moving left and right; the clamping pin 32 is respectively abutted against the clamping groove 12 and the straight through groove 13, so that the clamping pin 32 is prevented from shaking back and forth;
specifically, the insertion groove 11 penetrates the end plate 1 in the thickness direction.
In a preferred embodiment, the two locking grooves 12 and the two through grooves 13 are respectively arranged side by side along the thickness direction of the end plate 1, and two locking pins 32 are respectively arranged on two sides of the base body 31.
In order to facilitate the removal of the output electrode base 3 from the embedded groove 11 and further rework processing, the output electrode base 3 further includes a side wing 33, and the side wing 33 is disposed on one side of the base body 31 far away from the installation of the battery cell.
As a specific connection mode of the output pole 2 and the output pole base 3, a threaded hole 30 is formed in the top of the base body 31, and a bolt penetrates through the output pole 2 and is in threaded connection with the threaded hole 30.
Specifically, as shown in fig. 1, two embedded grooves 11 are respectively formed in the top surface of the end plate 1 along the width direction, one of the embedded grooves 11 is provided with an output electrode base 3, and output electrodes 2 representing a total positive electrode and a total negative electrode are respectively disposed on the output electrode bases 3 of the two end plates 1 at the two ends of the battery cell.
Example two
This embodiment is substantially the same as the first embodiment, except that: as shown in fig. 4, the fitting groove 11 is provided in the middle of the end plate 1 in the thickness direction.
EXAMPLE III
This embodiment is substantially the same as the first embodiment, except that: as shown in fig. 5, the insertion groove 11 penetrates through the side surface of the end plate 1, which is close to the cell and is mounted thereon, in the thickness direction.
Example four
This embodiment is substantially the same as the first embodiment, except that: as shown in fig. 6, two embedded grooves 11 are respectively formed on the top surface of the end plate 1 along the width direction, two output electrode bases 3 are respectively disposed in the two embedded grooves 11, and output electrodes 2 representing a total positive electrode and a total negative electrode are respectively disposed on the two output electrode bases 3 of one end plate 1.
The above description is only a preferred embodiment of the present invention, and should not be taken as limiting the invention, and any modifications, equivalent replacements, improvements, etc. made within the spirit and principle of the present invention should be included in the protection scope of the present invention.
Claims (10)
1. The utility model provides a battery module output utmost point base coupling assembling, its includes end plate (1), output utmost point (2) and output utmost point base (3), its characterized in that:
an embedded groove (11) is formed in the top surface of the end plate (1) along the height direction, a clamping groove (12) is formed in one inner side wall of the embedded groove (11) along the width direction of the end plate (1), a through groove (13) is formed in the other inner side wall opposite to the embedded groove (11) along the height direction of the end plate (1), and the through groove (13) extends to the top surface of the end plate (1);
the output electrode base (3) comprises a base body (31) and clamping pins (32), the clamping pins (32) are respectively arranged on two side faces of the base body (31) along the width direction, the base body (31) is arranged in the embedded groove (11), the two side faces of the base body (31) along the width direction are respectively in interference fit with two inner side walls of the embedded groove (11) along the width direction, the clamping pins (32) are respectively embedded into the clamping groove (12) and the through groove (13), and two end faces of the clamping pins (32) in the thickness direction of the end plate (1) are respectively abutted against the clamping groove (12) and the through groove (13);
the output pole (2) is fixed on the output pole base (3).
2. The battery module output pole base connection assembly of claim 1, wherein: the embedded groove (11) penetrates through the end plate (1) along the thickness direction.
3. The battery module output pole base connection assembly of claim 1, wherein: the embedded groove (11) is arranged in the middle of the end plate (1) along the thickness direction.
4. The battery module output pole base connection assembly of claim 1, wherein: one side of the embedded groove (11) penetrates through the side face, close to the battery core, of the end plate (1) in the thickness direction.
5. The battery module output pole base connection assembly of any one of claims 2 to 4, wherein: the clamping grooves (12) and the straight through grooves (13) are respectively arranged in parallel along the thickness direction of the end plate (1), and two clamping pins (32) are respectively arranged on two sides of the base body (31).
6. The battery module output pole base connection assembly of claim 5, wherein: the output electrode base (3) further comprises a side wing (33), and the side wing (33) is arranged on one side, far away from the battery core, of the base body (31).
7. The battery module output pole base connection assembly of claim 5, wherein: the top of the base body (31) is provided with a threaded hole (30), and a bolt penetrates through the output electrode (2) and is in threaded connection with the threaded hole (30).
8. The battery module output pole base connection assembly of claim 5, wherein: still include electric core and ribbon, a plurality of electric cores are arranged side by side and both ends set up end plate (1) respectively, and end plate (1)/electric core/end plate (1) that the ribbon was arranged side by side are tied up, and output utmost point (2) include all anodal and all negative poles respectively, as the external positive, negative pole of battery module, output utmost point (2) and electric core electric connection.
9. The battery module output electrode base coupling assembly of claim 8, wherein: two embedded grooves (11) are respectively formed in the top surface of the end plate (1) along the width direction, one embedded groove (11) is internally provided with an output pole base (3), and output poles (2) representing a total positive pole and a total negative pole are respectively arranged on the output pole bases (3) of the two end plates (1) at the two ends of the battery core.
10. The battery module output pole base connection assembly of claim 8, wherein: two embedded grooves (11) are respectively formed in the top surface of the end plate (1) along the width direction, two output pole bases (3) are respectively arranged in the two embedded grooves (11), and output poles (2) representing a total positive pole and a total negative pole are respectively arranged on the two output pole bases (3) of the end plate (1).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202221262116.9U CN217544806U (en) | 2022-05-19 | 2022-05-19 | Battery module output pole base coupling assembling |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202221262116.9U CN217544806U (en) | 2022-05-19 | 2022-05-19 | Battery module output pole base coupling assembling |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN217544806U true CN217544806U (en) | 2022-10-04 |
Family
ID=83440815
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202221262116.9U Active CN217544806U (en) | 2022-05-19 | 2022-05-19 | Battery module output pole base coupling assembling |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN217544806U (en) |
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2022
- 2022-05-19 CN CN202221262116.9U patent/CN217544806U/en active Active
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