CN211404614U - New energy automobile power battery module welded structure - Google Patents
New energy automobile power battery module welded structure Download PDFInfo
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- CN211404614U CN211404614U CN202020341588.8U CN202020341588U CN211404614U CN 211404614 U CN211404614 U CN 211404614U CN 202020341588 U CN202020341588 U CN 202020341588U CN 211404614 U CN211404614 U CN 211404614U
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- battery module
- power battery
- nickel
- new energy
- energy automobile
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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 new energy automobile power battery module welding structure, including power battery module, locate the copper sheet structure of power battery module top and bottom, locate a plurality of installation position group holes in the copper sheet structure, and wear to locate the nickel sheet structure in each installation position group hole; the bottom of the nickel sheet structure is welded with a group of batteries correspondingly, and two ends of the nickel sheet structure extend into the surface of the copper sheet structure from the mounting position group holes respectively and are bent and hung. The utility model discloses a simplify welded structure, reduce cost.
Description
Technical Field
The utility model belongs to the technical field of new energy automobile, especially, relate to a new energy automobile power battery module welded structure.
Background
With the development of the power battery becoming mature, the vitality is injected for the development of the electric automobile. Aiming at the existing special-shaped space of the battery box body provided by the electric automobile, the power batteries are better adapted to the space arrangement, the size of the batteries is more emphasized to be reduced, the special shape of the arrangement among the battery modules in the battery pack puts higher requirements on the electrical connection among the battery modules, and the design of the electrical connection is changed along with the special shape. This causes problems such as an increase in complexity of design and an increase in cost.
Current power battery module is carrying out the welded in-process, has the multiunit nickel piece to weld the counterpoint usually, and each nickel piece is established ties to a plurality of copper bar of rethread, though this structure can realize the increase battery welding position of adaptability, but the design that causes the complication of more use of copper bar and welding position, cost rise.
SUMMERY OF THE UTILITY MODEL
The utility model aims at solving above-mentioned technical problem, and provide new energy automobile power battery module welded structure to realize simplifying welded structure, reduce cost. In order to achieve the above purpose, the utility model discloses technical scheme as follows:
the welding structure of the new energy automobile power battery module comprises a power battery module, copper sheet structures arranged at the top and the bottom of the power battery module, a plurality of mounting position group holes arranged in the copper sheet structures, and nickel sheet structures penetrating through the mounting position group holes; the bottom of the nickel sheet structure is welded with a group of batteries correspondingly, and two ends of the nickel sheet structure extend into the surface of the copper sheet structure from the mounting position group holes respectively and are bent and hung.
Specifically, the positive electrode of each battery of the power battery module is positioned at the same side of the power battery module, and the negative electrode of each battery is positioned at the other side of the power battery module.
Specifically, the copper sheet structure is a square sheet plate body.
Specifically, the mounting position group holes comprise first mounting holes symmetrically arranged and second mounting holes symmetrically arranged on the outer sides of the two first mounting holes, the aperture of each first mounting hole is consistent with that of each second mounting hole, and the hole opening positions of the first mounting holes and the second mounting holes are located on the same straight line.
Specifically, a welding hole is formed between the adjacent first mounting hole and the second mounting hole, and the welding hole and the hole opening direction of the first mounting hole are perpendicular to each other.
Specifically, the nickel sheet structure includes a first nickel connecting portion in a U shape, and second nickel connecting portions in a U shape respectively connected to end portions of the first nickel connecting portion.
Specifically, the first nickel connecting part is arranged on the surface of the copper sheet structure, and two ends of the first nickel connecting part extend downwards from the first mounting hole.
Specifically, the second nickel connecting part comprises a horizontal part welded with the battery and a bent part connected with the horizontal part; the bent part of the second nickel connecting part extends upwards from the second mounting hole, and the horizontal part of the bent part is welded and fixed with the end part of the first nickel connecting part.
Specifically, the position of the welding hole is arranged corresponding to the side edge of the horizontal part.
Compared with the prior art, the utility model discloses new energy automobile power battery module welded structure's beneficial effect mainly embodies:
by arranging the nickel sheet structure with the special-shaped structure and matching with the insertion mode of the group holes of the mounting positions, the series connection of the battery groups can be realized only by using the deformation of the nickel sheet structure, the use of a copper bar structure is avoided, and the cost is effectively reduced; the detachable welding combination of the nickel sheet structure realizes the quick hanging of the copper sheet in place, avoids redundant positioning modes and simplifies the welding structure.
Drawings
Fig. 1 is a schematic top view of an embodiment of the present invention;
FIG. 2 is a schematic view of a portion of the front view structure of the present embodiment;
the figures in the drawings represent:
1 copper sheet structure, 2 nickel sheet structures, 21 first nickel connecting part, 22 second nickel connecting part, 23 horizontal part, 24 bending part, 3 batteries, 4 first mounting holes, 5 second mounting holes and 6 welding holes.
Detailed Description
The technical solutions in the embodiments of the present invention will be described clearly and completely below, and it should be understood that the described embodiments are only some embodiments of the present invention, and not all embodiments.
Example (b):
referring to fig. 1-2, the embodiment is a welding structure of a new energy automobile power battery module, and the welding structure includes a power battery module, copper sheet structures 1 disposed at the top and the bottom of the power battery module, a plurality of mounting position group holes disposed in the copper sheet structures 1, and nickel sheet structures 2 disposed in the mounting position group holes in a penetrating manner; the bottom of the nickel sheet structure 2 is welded with a group of batteries 3 correspondingly, and two ends of the nickel sheet structure 2 extend into the surface of the copper sheet structure 1 from the mounting position locating holes respectively and are bent and hung.
The power battery module comprises 18 batteries and is in a 3 x 6 array arrangement structure. The positive pole of each battery 3 is positioned at the same side of the power battery module, and the negative pole of each battery 3 is positioned at the other side of the power battery module. The positive electrode of the battery 3 in this embodiment is disposed upward.
The copper sheet structure 1 is a square sheet body.
The mounting bit group holes comprise first mounting holes 4 which are symmetrically arranged and second mounting holes 5 which are symmetrically arranged on the outer sides of the two first mounting holes 4. The first mounting hole 4 is consistent with the second mounting hole 5 in aperture, and the hole positions of the first mounting hole 4 and the second mounting hole 5 are located on the same straight line.
Be equipped with welding hole 6 between adjacent first mounting hole 4 and the second mounting hole 5, welding hole 6 sets up with the relative perpendicular of trompil direction of first mounting hole 4.
The nickel plate structure 2 includes a first nickel connection portion 21 having a "U" shape, and second nickel connection portions 22 having a "U" shape connected to end portions of the first nickel connection portion 21, respectively.
The first nickel connecting part 21 is arranged on the surface of the copper sheet structure 1, and two ends of the first nickel connecting part extend downwards from the first mounting hole 4.
The second nickel connecting portion 22 includes a horizontal portion 23 welded to the battery 3, and a bent portion 24 connecting the horizontal portion 23. The bent portion 24 of the second nickel connecting portion 22 extends upward from the second mounting hole 5, and the horizontal portion 23 thereof is welded and fixed to the end of the first nickel connecting portion 21.
The welding holes 6 are positioned corresponding to the side edges of the horizontal portion 23, and the horizontal portion 23 is stably welded to the battery 3.
When the battery pack is applied, the nickel sheet structure 2 with the special-shaped structure is arranged, and the insertion mode of the mounting bit group holes is matched, so that the series connection of the battery packs can be realized only by using the deformation of the nickel sheet structure 2, the use of a copper bar structure is avoided, and the cost is effectively reduced; the detachable welding combination of the nickel sheet structure 2 realizes the quick hanging of the copper sheet in place, avoids redundant positioning modes and simplifies the welding structure.
What has been described above are only some embodiments of the invention. For those skilled in the art, without departing from the inventive concept, several modifications and improvements can be made, which are within the scope of the invention.
Claims (9)
1. New energy automobile power battery module welded structure, its characterized in that: the device comprises a power battery module, copper sheet structures arranged at the top and the bottom of the power battery module, a plurality of mounting position group holes arranged in the copper sheet structures, and nickel sheet structures arranged in the mounting position group holes in a penetrating manner; the bottom of the nickel sheet structure is welded with a group of batteries correspondingly, and two ends of the nickel sheet structure extend into the surface of the copper sheet structure from the mounting position group holes respectively and are bent and hung.
2. The new energy automobile power battery module welding structure of claim 1, characterized in that: the positive pole of each battery of power battery module lies in power battery module's the same side, and the negative pole of each battery lies in power battery module's the opposite side.
3. The new energy automobile power battery module welding structure of claim 1, characterized in that: the copper sheet structure is a square sheet plate body.
4. The new energy automobile power battery module welding structure of claim 1, characterized in that: the mounting bit group hole comprises first mounting holes symmetrically arranged and second mounting holes symmetrically arranged on the outer sides of the two first mounting holes, the aperture of each first mounting hole is consistent with that of each second mounting hole, and the positions of the holes formed in the first mounting holes and the second mounting holes are located on the same straight line.
5. The new energy automobile power battery module welding structure of claim 4, characterized in that: and a welding hole is arranged between the adjacent first mounting hole and the second mounting hole, and the welding hole is arranged perpendicular to the hole opening direction of the first mounting hole.
6. The new energy automobile power battery module welding structure of claim 5, characterized in that: the nickel sheet structure comprises a U-shaped first nickel connecting part and U-shaped second nickel connecting parts respectively connected with the end parts of the first nickel connecting parts.
7. The new energy automobile power battery module welding structure of claim 6, characterized in that: the first nickel connecting part is arranged on the surface of the copper sheet structure, and two ends of the first nickel connecting part extend downwards from the first mounting hole.
8. The new energy automobile power battery module welding structure of claim 7, characterized in that: the second nickel connecting part comprises a horizontal part welded with the battery and a bent part connected with the horizontal part; the bent part of the second nickel connecting part extends upwards from the second mounting hole, and the horizontal part of the bent part is welded and fixed with the end part of the first nickel connecting part.
9. The new energy automobile power battery module welding structure of claim 8, characterized in that: the position of the welding hole is arranged corresponding to the side edge of the horizontal part.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202020341588.8U CN211404614U (en) | 2020-03-18 | 2020-03-18 | New energy automobile power battery module welded structure |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202020341588.8U CN211404614U (en) | 2020-03-18 | 2020-03-18 | New energy automobile power battery module welded structure |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN211404614U true CN211404614U (en) | 2020-09-01 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202020341588.8U Active CN211404614U (en) | 2020-03-18 | 2020-03-18 | New energy automobile power battery module welded structure |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN211404614U (en) |
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2020
- 2020-03-18 CN CN202020341588.8U patent/CN211404614U/en active Active
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