CN220233409U - Series-parallel battery pack module structure - Google Patents
Series-parallel battery pack module structure Download PDFInfo
- Publication number
- CN220233409U CN220233409U CN202321555842.4U CN202321555842U CN220233409U CN 220233409 U CN220233409 U CN 220233409U CN 202321555842 U CN202321555842 U CN 202321555842U CN 220233409 U CN220233409 U CN 220233409U
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- battery
- connecting pieces
- module structure
- cell support
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- 238000003466 welding Methods 0.000 claims description 12
- 230000007704 transition Effects 0.000 claims description 6
- 230000000712 assembly Effects 0.000 claims description 3
- 238000000429 assembly Methods 0.000 claims description 3
- 239000000463 material Substances 0.000 claims description 3
- 229920000515 polycarbonate Polymers 0.000 claims description 3
- 239000004417 polycarbonate Substances 0.000 claims description 3
- 238000009434 installation Methods 0.000 abstract description 6
- 238000004519 manufacturing process Methods 0.000 description 4
- 238000009413 insulation Methods 0.000 description 3
- 238000010586 diagram Methods 0.000 description 2
- 238000012986 modification Methods 0.000 description 2
- 230000004048 modification Effects 0.000 description 2
- 230000009286 beneficial effect Effects 0.000 description 1
- 230000008878 coupling Effects 0.000 description 1
- 238000010168 coupling process Methods 0.000 description 1
- 238000005859 coupling reaction Methods 0.000 description 1
- 230000007547 defect Effects 0.000 description 1
- 238000004880 explosion Methods 0.000 description 1
- 230000001105 regulatory effect Effects 0.000 description 1
Classifications
-
- 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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- Battery Mounting, Suspending (AREA)
Abstract
The utility model discloses a serial-parallel battery pack module structure in the technical field of batteries, and aims to solve the problems that the conventional battery module structure causes disordered wiring, affects the installation efficiency and the like. The battery comprises a lower battery core bracket, wherein a plurality of first connecting pieces are arranged on the lower battery core bracket at equal intervals, and a connecting assembly of the first connecting pieces is welded with the anode and the cathode at the upper end of the battery; the lower acquisition line is arranged between the adjacent first connecting pieces through the wire clamping grooves; the lower acquisition line is connected with the first connecting sheet; the middle position of the upper cell support is longitudinally provided with first connecting pieces at equal intervals, the upper side of the middle position is provided with two second connecting pieces, the first connecting pieces are transversely arranged between the two second connecting pieces, the lower side of the middle position is transversely provided with a plurality of first connecting pieces, and the corresponding connecting components are welded with the anode and the cathode of the lower end of the battery; the acquisition line is fixed through the clamping line slot; each upper acquisition line is connected with each first connecting piece; the extension piece of the second connecting piece extends out of the upper cell bracket; the utility model is suitable for the installation of the battery module, can facilitate the installation, has simple wiring and simplifies the operation.
Description
Technical Field
The utility model relates to a serial-parallel battery pack module structure, and belongs to the technical field of batteries.
Background
The structural design of the connecting sheet of the traditional cylindrical battery module makes the wiring of the welding wires led out by the connecting sheet of the battery module complex, so that the design and arrangement of the battery module are limited; and because the size of the battery module is limited, the existing battery module structure makes the wire bonding and wiring complicated and difficult to assemble, so that the production efficiency of the battery module is low and the production cost is high.
The information disclosed in this background section is only for enhancement of understanding of the general background of the utility model and should not be taken as an acknowledgement or any form of suggestion that this information forms the prior art already known to a person of ordinary skill in the art.
Disclosure of Invention
The utility model aims to overcome the defects in the prior art, and provides a serial-parallel battery pack module structure which has a simple overall structure, so that a collection line is quickly connected in, and the collection line is easily regulated, thereby improving the production and installation efficiency.
In order to achieve the above purpose, the utility model is realized by adopting the following technical scheme:
the utility model provides a serial-parallel battery pack module structure, which comprises an upper and a lower cell brackets, a connecting sheet and an upper and a lower acquisition lines; a plurality of wire clamping grooves are formed in the upper and lower battery cell brackets; the lower battery cell support and the upper battery cell support are respectively arranged at two ends of the plurality of battery cells, and the anode and the cathode of the battery cells are exposed through the accommodating parts of the upper battery cell support and the lower battery cell support; the connecting pieces comprise a first connecting piece and a second connecting piece; the first connecting piece and the second connecting piece are respectively provided with a connecting component;
the lower battery cell support is provided with a plurality of first connecting pieces at equal intervals, the corresponding connecting components are welded with the anode and the cathode at the upper end of the battery, the lower acquisition line is fixed through a wire clamping groove and is arranged between the two first connecting pieces, and one end of the lower acquisition line extends out of the lower battery cell support; the plurality of lower acquisition lines are respectively connected with the first connecting pieces;
a plurality of first connecting pieces are longitudinally arranged at equal intervals at the middle position on the upper battery core support, two second connecting pieces are arranged on the upper side of the middle position, the first connecting pieces are transversely arranged between the two second connecting pieces, a plurality of first connecting pieces are transversely arranged on the lower side of the middle position, and corresponding connecting assemblies are welded with the anode and the cathode of the lower end of the battery; the upper acquisition wire is fixed through a wire clamping groove, and one end of the upper acquisition wire longitudinally extends out of the upper battery cell bracket; the upper acquisition lines are respectively connected with the first connecting pieces; the extension piece on the second connecting piece extends to the outside of the upper cell bracket.
Further, the accommodating piece comprises an accommodating groove and a limiting ring; a plurality of accommodating grooves are formed in the upper and lower cell supports; the bottom of the accommodating groove is provided with the limiting ring; the battery is placed in the accommodating groove and limited through the limiting ring.
Further, the connection assembly includes a welding section and a transition section; the first connecting piece and the second connecting piece are respectively provided with a connecting hole; the welding section is in a parallel state with the connecting hole through the transition section; and the welding section is welded with the anode and the cathode of the battery.
Further, the insulating sheet is also included; the insulating sheet is arranged on the outer side of the connecting sheet; a first through hole and a second through hole are formed in the insulating sheet, and the first through hole is used for enabling the upper collecting line and the lower collecting line to be connected with the corresponding connecting sheet; the wire clamping groove penetrates through the second through hole to limit.
Further, the insulating sheet is made of polycarbonate material.
Further, the battery pack also comprises a BMS protection plate; the BMS protection plate is arranged on one side of the lower cell support and one side of the upper cell support for fixing the battery; the upper and lower collection wires extending to the outside of the upper and lower cell supports are welded on the BMS protection plate.
Further, the extension piece on the second connecting piece is a folding piece; the folding piece is welded with the BMS protection plate in an abutting mode.
Further, the lower battery cell support and the upper battery cell support are respectively provided with a limiting folded plate, and the BMS protection plate is subjected to limiting fixation through each limiting folded plate.
Compared with the prior art, the utility model has the beneficial effects that:
the utility model provides a serial-parallel battery pack module structure, wherein a battery in a serial-parallel battery module is arranged between a lower battery core bracket and a lower battery core, and the anode and the cathode of the battery are in an exposed state relative to a containing piece of the upper and lower battery core brackets; a plurality of first connecting pieces are arranged on the lower battery core support at equal intervals, the connecting assembly is welded with the anode and the cathode of the battery, the lower collecting wires are arranged between the two first connecting pieces on the lower battery core support through the wire clamping grooves, and the plurality of lower collecting wires are connected with the corresponding first connecting pieces; a plurality of first connecting pieces are longitudinally arranged at the middle position of the upper cell support at equal intervals, two second connecting pieces are arranged on the upper side of the middle position of the upper cell support, a first connecting piece is transversely arranged between the two second connecting pieces, a plurality of first connecting pieces are transversely arranged on the lower side of the middle position, and corresponding connecting assemblies are welded with the anode and the cathode of the lower end of the battery; the upper acquisition wires are longitudinally arranged between two adjacent connecting sheets through the wire clamping grooves, and one end of each upper acquisition wire extends out of the upper cell bracket; the plurality of upper acquisition lines are respectively connected with the corresponding first connecting pieces; the upper collecting line and the lower collecting line are arranged between the connecting sheet structures of the application in a returning mode through the connecting sheet structural design and the wire clamping groove, so that the mounting mode of complicated wiring is simplified, and the production flow is improved.
Drawings
FIG. 1 is an exploded view of the upper part of a serial-parallel battery module structure;
fig. 2 is a schematic diagram of the explosion of the lower part of the serial-parallel battery module structure;
fig. 3 is a battery mounting and use diagram;
FIG. 4 is an assembled schematic view of FIG. 1;
FIG. 5 is an assembled schematic view of FIG. 2;
FIG. 6 is a schematic view of the installation of the upper acquisition wire;
FIG. 7 is a schematic view of the installation of the lower acquisition line;
FIG. 8 is a schematic structural view of a connection assembly;
FIG. 9 is a schematic view of the structure of the receiving member;
in the figure: 1. a lower cell bracket; 2. a battery cell bracket is arranged; 3. wire clamping groove; 4. a battery; 5. a first connecting piece; 6. a second connecting piece; 7. a lower acquisition line; 8. a collection line is arranged on the upper part; 9. a receiving groove; 10. a limiting ring; 11. a welding section; 12. a transition section; 13. a connection hole; 14. an insulating sheet; 15. a first through hole; 16. a second through hole; 17. BMS protection board; 18. a flap; 19. and a limit folded plate.
Detailed Description
The utility model is further described below with reference to the accompanying drawings. The following examples are only for more clearly illustrating the technical aspects of the present utility model, and are not intended to limit the scope of the present utility model.
In the description of the present utility model, it should be understood that the terms "center", "longitudinal", "lateral", "upper", "lower", "front", "rear", "left", "right", "vertical", "horizontal", "top", "bottom", "inner", "outer", etc. indicate orientations or positional relationships based on the orientations or positional relationships shown in the drawings, are merely for convenience in describing the present utility model and simplifying the description, and do not indicate or imply that the devices or elements referred to must have a specific orientation, be configured and operated in a specific orientation, and thus should not be construed as limiting the present utility model. Furthermore, the terms "first," "second," and the like, are used for descriptive purposes only and are not to be construed as indicating or implying a relative importance or implicitly indicating the number of technical features indicated. Thus, a feature defining "a first", "a second", etc. may explicitly or implicitly include one or more such feature. In the description of the present utility model, unless otherwise indicated, the meaning of "a plurality" is two or more.
In the description of the present utility model, it should be noted that, unless explicitly specified and limited otherwise, the terms "mounted," "connected," and "connected" are to be construed broadly, and may be either fixedly connected, detachably connected, or integrally connected, for example; can be mechanically or electrically connected; can be directly connected or indirectly connected through an intermediate medium, and can be connected inside two elements. The specific meaning of the above terms in the present utility model can be understood by those of ordinary skill in the art in a specific case.
The utility model provides a serial-parallel battery 4 group module structure which comprises a lower battery core bracket 1, an upper battery core bracket 2, a connecting sheet, a lower acquisition line 7 and an upper acquisition line 8. The lower cell bracket 1 and the upper cell bracket 2 are respectively provided with a holding piece and a clamping slot 3; the wire clamping groove 3 is used for arranging the upper collecting wire 7 and the lower collecting wire 7. The lower cell support 1 is assembled at the top of a plurality of batteries 4, and the upper cell support 2 is assembled at a plurality of batteries 4, and a part of the top ends of the batteries 4 are arranged to be placed in a positive mode, and another part of the top ends of the batteries are arranged to be placed in a negative mode. The lower cell bracket 1 and the upper cell bracket 2 are provided with accommodating parts; the battery 4 is limited through the accommodating part, and the anode and the cathode of the battery 4 can be exposed through the accommodating part, so that the battery is convenient to weld with the connecting sheet in the later period.
The connection pieces comprise a first connection piece 5 and a second connection piece 6. The first connecting piece 5 and the second connecting piece 6 are respectively provided with a connecting component. Only install first connecting piece 5 on the lower electric core support 1, a plurality of first connecting pieces 5 equidistant setting are on the lower electric core support 1, and the coupling assembling on the first connecting piece 5 welds with the anodal or the negative pole of battery 4 of corresponding position to make first connecting piece 5 fix on the lower electric core support 1. The wire clamping groove 3 is arranged between the adjacent first connecting pieces 5, the lower acquisition wire 7 is clamped and fixed through the wire clamping groove 3, and one end of the lower acquisition wire extends out of the lower cell bracket 1. A plurality of lower pickup lines 7 are connected to the corresponding first connection pieces 5.
The upper cell support 2 is provided with a first connecting sheet 5 and a second connecting sheet 6. Specifically, a plurality of first connecting pieces 5 are longitudinally distributed at equal intervals at the middle position of the upper cell support 2. The upper side of the middle position is provided with a plurality of grooves; two second connection pieces 6, and one or more first connection pieces 5 are arranged between the two second connection pieces 6, and are particularly distributed according to the number of the serial-parallel battery 4 groups. A plurality of first connecting pieces 5 are transversely and equidistantly arranged at the lower side of the middle position. The first connecting sheet 5 and the second connecting sheet 6 which are arranged on the upper cell bracket 2 are welded and fixed with the anode or the cathode at the lower end of the battery 4 through respective connecting components. The upper collection wires 8 are arranged between two adjacent connecting sheets and are fixed through the wire clamping grooves 3 at the positions, and one ends of the upper collection wires 8 longitudinally extend out of the upper cell bracket 2. The first connection pieces 5 corresponding to the plurality of upper pickup lines 8 are connected. An extension piece, which is a folded plate, extends out of one end of the second connecting piece 6.
Optionally, the receiving member comprises a receiving groove 9 and a stop collar 10. A plurality of accommodating grooves 9 are formed in the lower cell support 1 and the upper cell support 2, and a limiting ring 10 is connected to the bottom of each accommodating groove 9. The battery 4 is placed in the accommodating groove 9 and is limited through the limiting ring 10, so that the battery 4 can be fixed between the lower battery core support 1 and the lower battery core, the battery 4 is prevented from falling off, and meanwhile, the positive and negative electrodes at two ends of the battery 4 can be ensured to be exposed through the limiting ring 10, so that the connecting assembly is in direct contact with the positive and negative electrodes.
Optionally, the connection assembly includes a welded section 11 and an excess section. The first connecting piece 5 and the second connecting piece 6 are respectively provided with a connecting hole 13, the transition section 12 connects the welding section 11 with the connecting holes 13, and the welding section 11 is in a parallel state with the connecting holes 13. The welding segments 11 on the connection assembly are thus raised with respect to the first connection tab 5 or the second connection tab 6 in order to facilitate welding with the positive and negative poles of the battery 4.
Optionally, the serial-parallel cell 4 group module structure further includes an insulating sheet 14. The insulating sheet 14 may be made of a polycarbonate material. The insulating sheet 14 is mounted on the outside of the connecting sheet. Namely, the first connecting piece 5 of the lower cell holder 1 is encapsulated between the lower cell holder 1 and the upper insulating piece 14; the first connecting piece 5 and the second connecting piece 6 on the upper cell holder 2 are encapsulated between the upper cell holder 2 and the underlying insulating piece 14. The insulating sheet 14 is provided with a first through hole 15 and a second through hole 16. When the insulation sheet 14 is installed, the wire clamping groove 3 penetrates through the second through hole 16 to limit the insulation sheet 14, so that the insulation sheet 14 is positioned and installed. The lower cell support 1 and the upper cell support 2 are also fixed through respective second through holes 16 by respective wire clamping grooves 3, one ends of the upper acquisition wires 8 and the lower acquisition wires 7 are connected with corresponding connecting pieces through the first through holes 15, and the other ends extend out of the lower cell support 1 and the upper cell support 2.
Optionally, the serial-parallel battery 4 pack module structure further includes a BMS protection plate 17. The BMS protection plates 17 are mounted on one side of the lower and upper battery holders 1 and 2, to which the batteries 4 are fixedly mounted. The lower collecting wire 7 and the upper collecting wire 8 which extend from the lower cell support 1 and the upper cell support 2 respectively are welded on the BMS protection plate 17, and the folding sheets on the connecting sheets are welded on the BMS protection plate 17 in an abutting mode. The second connecting piece 6 is provided with a flap 18, which rests against the BMS protection plate 17.
Optionally, the lower cell support 1 and the upper cell support 2 are respectively provided with a limit folded plate 19, and when the BMS protection plate 17 is installed, positioning assembly is performed through the limit folded plates 19 arranged on the lower cell support 1 and the upper cell support 2, so that assembly efficiency is improved.
The foregoing is merely a preferred embodiment of the present utility model, and it should be noted that modifications and variations could be made by those skilled in the art without departing from the technical principles of the present utility model, and such modifications and variations should also be regarded as being within the scope of the utility model.
Claims (8)
1. The serial-parallel battery pack module structure is characterized by comprising an upper and a lower cell brackets, a connecting sheet and an upper and a lower acquisition lines; a plurality of wire clamping grooves are formed in the upper and lower battery cell brackets; the lower battery cell support and the upper battery cell support are respectively arranged at two ends of the plurality of battery cells, and the anode and the cathode of the battery cells are exposed through the accommodating parts of the upper battery cell support and the lower battery cell support; the connecting pieces comprise a first connecting piece and a second connecting piece; the first connecting piece and the second connecting piece are respectively provided with a connecting component;
the lower battery cell support is provided with a plurality of first connecting pieces at equal intervals, the corresponding connecting components are welded with the anode and the cathode at the upper end of the battery, the lower acquisition line is fixed through a wire clamping groove and is arranged between the two first connecting pieces, and one end of the lower acquisition line extends out of the lower battery cell support; the plurality of lower acquisition lines are respectively connected with the first connecting pieces;
a plurality of first connecting pieces are longitudinally arranged at equal intervals at the middle position on the upper battery core support, two second connecting pieces are arranged on the upper side of the middle position, the first connecting pieces are transversely arranged between the two second connecting pieces, a plurality of first connecting pieces are transversely arranged on the lower side of the middle position, and corresponding connecting assemblies are welded with the anode and the cathode of the lower end of the battery; the upper acquisition wire is fixed through a wire clamping groove, and one end of the upper acquisition wire longitudinally extends out of the upper battery cell bracket; the upper acquisition lines are respectively connected with the first connecting pieces; the extension piece on the second connecting piece extends to the outside of the upper cell bracket.
2. The serial-parallel battery pack module structure according to claim 1, wherein the receiving member includes a receiving groove and a stopper ring; a plurality of accommodating grooves are formed in the upper and lower cell supports; the bottom of the accommodating groove is provided with the limiting ring; the battery is placed in the accommodating groove and limited through the limiting ring.
3. The serial-to-parallel battery pack module structure of claim 1, wherein the connection assembly comprises a welding section and a transition section; the first connecting piece and the second connecting piece are respectively provided with a connecting hole; the welding section is in a parallel state with the connecting hole through the transition section; and the welding section is welded with the anode and the cathode of the battery.
4. The serial-parallel battery pack module structure according to claim 1, further comprising an insulating sheet; the insulating sheet is arranged on the outer side of the connecting sheet; a first through hole and a second through hole are formed in the insulating sheet, and the first through hole is used for enabling the upper collecting line and the lower collecting line to be connected with the corresponding connecting sheet; the wire clamping groove penetrates through the second through hole to limit.
5. The serial-parallel battery pack module structure according to claim 4, wherein the insulating sheet is made of a polycarbonate material.
6. The serial-parallel battery pack module structure according to claim 1, further comprising a BMS protection plate; the BMS protection plate is arranged on one side of the lower cell support and one side of the upper cell support for fixing the battery; the upper and lower collection wires extending to the outside of the upper and lower cell supports are welded on the BMS protection plate.
7. The serial-to-parallel battery pack module structure of claim 6, wherein the extension on the second connecting piece is a flap; the folding piece is welded with the BMS protection plate in an abutting mode.
8. The serial-parallel battery pack module structure according to claim 6, wherein the lower cell support and the upper cell support are respectively provided with a limit flap, and the BMS protection plate is limited and fixed by each limit flap.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202321555842.4U CN220233409U (en) | 2023-06-19 | 2023-06-19 | Series-parallel battery pack module structure |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202321555842.4U CN220233409U (en) | 2023-06-19 | 2023-06-19 | Series-parallel battery pack module structure |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN220233409U true CN220233409U (en) | 2023-12-22 |
Family
ID=89198668
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202321555842.4U Active CN220233409U (en) | 2023-06-19 | 2023-06-19 | Series-parallel battery pack module structure |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN220233409U (en) |
-
2023
- 2023-06-19 CN CN202321555842.4U patent/CN220233409U/en active Active
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