CN216750117U - Battery module and battery box - Google Patents
Battery module and battery box Download PDFInfo
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- CN216750117U CN216750117U CN202123252984.7U CN202123252984U CN216750117U CN 216750117 U CN216750117 U CN 216750117U CN 202123252984 U CN202123252984 U CN 202123252984U CN 216750117 U CN216750117 U CN 216750117U
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- battery module
- electric core
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- box
- plate
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- 239000007788 liquid Substances 0.000 claims description 49
- 238000001816 cooling Methods 0.000 claims description 34
- 230000000149 penetrating effect Effects 0.000 claims description 6
- 239000000853 adhesive Substances 0.000 claims description 4
- 230000001070 adhesive effect Effects 0.000 claims description 4
- 238000003466 welding Methods 0.000 claims description 3
- 238000009434 installation Methods 0.000 abstract description 15
- 239000002826 coolant Substances 0.000 description 3
- 238000010586 diagram Methods 0.000 description 3
- 230000000694 effects Effects 0.000 description 3
- 230000010354 integration Effects 0.000 description 2
- 239000000203 mixture Substances 0.000 description 2
- 238000012986 modification Methods 0.000 description 2
- 230000004048 modification Effects 0.000 description 2
- 230000002349 favourable effect Effects 0.000 description 1
- 239000003292 glue Substances 0.000 description 1
- 230000005484 gravity Effects 0.000 description 1
- 230000003014 reinforcing effect Effects 0.000 description 1
- 238000007789 sealing Methods 0.000 description 1
- 238000006467 substitution reaction Methods 0.000 description 1
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Abstract
The utility model provides a battery module, which comprises a cell pack, an end plate, a side frame, a CCS assembly and a cover plate; two ends of the electric core group are respectively fixed with an end plate, and two sides of the electric core group are respectively fixed with a side frame; two ends of the side frame are respectively connected with the end plates at two ends of the electric core group; the CCS component is fixed on the electric core group; the cover plate is arranged on the CCS assembly; be equipped with a plurality of installation hangers on the side frame, the installation hangers dislocation distribution on two side frames can shorten battery module length direction's in pack space, improves box space utilization. The utility model also provides a battery box, which comprises a box bottom and a battery module; a plurality of cross beams which are uniformly arranged are arranged at the bottom of the box body; the battery module is fixed on the cross beam, so that the installation of the battery module can be ensured, and the strength of the whole box body, especially the strength of the side collision direction of the box body, can be improved.
Description
Technical Field
The utility model relates to a battery box structure especially relates to a battery module and battery box.
Background
In order to improve the assembly integration efficiency of the battery modules, a plurality of large battery modules on the market adopt a liquid cooling plate integration mode to improve the module assembly grouping efficiency. For the large battery module, the large battery module is placed on the liquid cooling plate, and the liquid cooling plate is subjected to the gravity of the battery module, so that the risk of failure of the liquid cooling plate structure for a long time exists, the weight and the cost of the battery module are increased, and the grouping efficiency and the energy density of the battery module are reduced; the mode of integrated liquid cooling board simultaneously makes the height of module can occupy very big pack high space, is not suitable for the car on a lot of low chassis. The integrated battery box body that arrives of liquid cooling board now gradually appears, but lacks and strengthen the design to the box, is difficult to adapt to big battery module to the structure of big battery module is not carried out optimal design, and occupation space is too big, has reduced the energy density of battery box.
SUMMERY OF THE UTILITY MODEL
The utility model provides a battery module, which comprises a cell pack, an end plate, a side frame, a CCS assembly and a cover plate; two ends of the electric core group are respectively fixed with an end plate, and two sides of the electric core group are respectively fixed with a side frame; two ends of the side frame are respectively connected with the end plates at two ends of the electric core group; the CCS component is fixed on the electric core group; the cover plate is arranged on the CCS assembly; be equipped with a plurality of installation hangers on the side frame, the installation hangers dislocation distribution on two side frames can shorten battery module length direction's in pack space, improves box space utilization.
In order to achieve the purpose, the utility model adopts the following technical proposal:
a battery module comprises a cell pack, end plates, side frames, a CCS assembly and a cover plate; two ends of the electric core group are respectively fixed with one end plate, and two sides of the electric core group are respectively fixed with one side frame; two ends of the side frame are respectively connected with end plates at two ends of the electric core group; the CCS assembly is fixed on the electric core group; the cover plate is arranged on the CCS assembly and connected with the end plates and the side frames on the periphery; the side frames are provided with a plurality of mounting lugs, and the mounting lugs on the two side frames are distributed in a staggered manner.
Furthermore, the hems facing the electric core group are arranged on the bottom edges of the side frames.
Furthermore, the mounting hanging lug is provided with a mounting hole penetrating through the top surface and the bottom surface.
Furthermore, a plurality of through holes penetrating through the side faces of the two sides are formed in the mounting hanging lugs.
Further, the side frames and the end plates are connected through welding, bolts or rivets.
Furthermore, structural adhesive is filled between the contact surfaces of the side frames and the electric core group.
Further, the battery cell group comprises a plurality of battery cells.
A battery box comprises a box body bottom and the battery module; a liquid cooling plate is arranged in the bottom of the box body, and frames are arranged on the periphery of the liquid cooling plate; a plurality of cross beams which are uniformly arranged are arranged on the liquid cooling plate; two ends of the cross beam are connected with the frame; the battery module is fixed on the cross beam.
Furthermore, a heat conduction structural adhesive is filled between the liquid cooling plate and the bottom surface of the electric core group.
Furthermore, one end of the frame is provided with a liquid inlet and a liquid outlet, the other end of the frame is provided with a first mounting plate, and two sides of the frame are respectively provided with a second mounting plate; the liquid inlet and the liquid outlet are respectively connected with the liquid cooling plate; the second mounting plate is provided with a guide positioning column; and the guide positioning columns on the two second mounting plates are respectively positioned at two ends of the frame.
The utility model provides a battery module, which comprises a cell pack, an end plate, a side frame, a CCS assembly and a cover plate; two ends of the electric core group are respectively fixed with an end plate, and two sides of the electric core group are respectively fixed with a side frame; two ends of the side frame are respectively connected with the end plates at two ends of the electric core group; the CCS component is fixed on the electric core group; the cover plate is arranged on the CCS assembly; be equipped with a plurality of installation hangers on the side frame, the installation hangers dislocation distribution on two side frames can shorten battery module length direction's in pack space, improves box space utilization. The utility model also provides a battery box, which comprises a box body bottom and a battery module; the liquid cooling plate is integrated at the bottom of the box body, so that not only can the battery cell be cooled, but also the overall height of the pack can be reduced, the grouping efficiency of the system is improved, and meanwhile, the battery module is separated from the liquid cooling plate, so that the risk caused by the failure of the liquid cooling plate can be reduced, and the grouping efficiency and the energy density of the module can be improved; a plurality of cross beams which are uniformly arranged are arranged on the liquid cooling plate; the battery module is fixed on the cross beam, so that the installation of the battery module can be ensured, and the strength of the whole box body, especially the strength of the side collision direction of the box body, can be improved.
Drawings
Fig. 1 is a schematic view of a battery module;
fig. 2 is a schematic diagram of a battery box.
Description of the reference numerals: 1-electric core group, 2-end plate, 3-side frame, 31-mounting hanger, 32-mounting hole, 33-through hole, 34-folding edge, 4-CCS component, 5-cover plate, 6-box bottom, 61-liquid cooling plate, 62-beam, 63-frame, 64-mounting seat, 65-liquid inlet hole, 66-liquid outlet hole, 67-first mounting plate, 68-second mounting plate and guiding positioning column 69.
Detailed Description
The embodiments of the present disclosure are described in detail below with reference to the accompanying drawings.
The embodiments of the present disclosure are described below with specific examples, and other advantages and effects of the present disclosure will be readily apparent to those skilled in the art from the disclosure in the specification. It is to be understood that the described embodiments are merely illustrative of some, and not restrictive, of the embodiments of the disclosure. The disclosure may be embodied or carried out in various other specific embodiments, and various modifications and changes may be made in the details within the description without departing from the spirit of the disclosure. It is to be noted that the features in the following embodiments and examples may be combined with each other without conflict. All other embodiments, which can be derived by a person skilled in the art from the embodiments disclosed herein without making any creative effort, shall fall within the protection scope of the present disclosure.
Example one
Fig. 1 is a schematic diagram showing a composition structure of a battery module, where the battery module includes a battery cell pack 1, an end plate 2, a side frame 3, a CCS assembly 4, and a cover plate 5. The two ends of the electric core group 1 are respectively fixed with one end plate 2, and the two sides are respectively fixed with one side frame 3; two ends of the side frame 3 are respectively connected with the end plates 2 at two ends of the electric core group 1; CCS subassembly 4 is fixed on the electric core group 1, apron 5 is installed on CCS subassembly 4 and is connected with end plate 2 and side frame 3 all around.
In the concrete implementation, be equipped with on the side frame 3 a plurality of and battery box complex installation hangers 31, the installation hangers 31 dislocation distribution on two side frames 3 to when the installation battery module, adjacent battery module can press close to each other and install on the same roof beam of battery box, not only can improve the joint strength of battery module in the pack, can also shorten battery module length direction's in the pack space utilization, improve box space utilization, increase the energy density of pack, the life-span of extension battery system. The mounting hanging lug 31 is provided with a mounting hole 32 penetrating through the top surface and the bottom surface and used for mounting a battery module; meanwhile, the mounting lugs 31 are provided with a plurality of through holes 33 penetrating through the side surfaces of two sides, so that the weight is reduced while the strength is kept unchanged. The hem 34 towards electric core group 1 still is equipped with on the bottom of side frame 3 for the intensity of the whole battery module of bearing electric core group 1, reinforcing.
In specific implementation, the side frames 3 and the end plates 2 can be connected by welding, bolts or rivets, preferably rivets, so as to improve the strength of the battery module against the transverse expansion force and ensure the reliability of the overall structure of the battery module; the contact surface of side frame 3 and electric core group 1 is filled the structure and is glued, fills the clearance between side frame 3 and electric core group 1, improves the bonding effect, guarantees the bulk rigidity of battery module, improves the first-order mode of module.
In specific implementation, the battery pack 1 includes a plurality of battery cells, and the battery cells are arranged according to the requirement.
Example two
Fig. 2 is a schematic diagram of a composition structure of a battery box, where the battery box includes a box bottom 6 and a plurality of battery modules according to the above embodiments; the box bottom 6 comprises a liquid cooling plate 61, a plurality of cross beams 62 and a frame 63, wherein the frame 63 is connected with the periphery of the liquid cooling plate 61 in a sealing manner; crossbeam 62 align to grid distributes on liquid cooling board 61 to both ends are connected with the both sides of frame 63, both can be used for the installation of battery module, improve the bulk strength of battery module in pack, can improve the intensity of whole battery box again, especially the intensity of battery box side collision direction. The beam 62 is provided with a plurality of mounting seats 64, and the positions of the mounting seats 64 correspond to the mounting lugs 31 of two adjacent battery modules. The battery modules are mounted on the two corresponding cross beams 62, and the mounting lugs 31 are mounted on the corresponding mounting seats 64 through bolts.
In concrete implementation, fill with heat conduction structure glue between the electric core bottom surface of liquid cooling board 61 and battery module, both improved the longitudinal strength of battery module, guaranteed electric core again and liquid cooling board 61 abundant contact, guarantee that the temperature of electric core is even, be favorable to the battery module life-span, improve the cycle number of battery box.
In the concrete implementation, one of frame 63 is served and is equipped with feed liquor hole 65 and play liquid hole 66, feed liquor hole 65 is connected in order to pour into the coolant liquid through liquid cooling pipeline and one side of liquid cooling plate 61, go out liquid hole 66 and be connected in order to export the coolant liquid with the opposite side of liquid cooling plate 61, reach the effect for liquid cooling plate 61 exchange coolant liquid.
In specific implementation, the other end of the frame 63 is provided with a first mounting plate 67, two sides of the frame 63 are respectively provided with a second mounting plate 68, and the first mounting plate 67 and the second mounting plate 68 are used for mounting and connecting the box bottom 6 and the box cover. The second mounting plates 68 are provided with guiding positioning pillars 69, and the guiding positioning pillars 69 on the two second mounting plates 68 are respectively located at two ends of the frame 63, and are used for guiding and positioning when the box cover is mounted on the box bottom 6.
The utility model provides a battery module, which comprises a cell pack, an end plate, a side frame, a CCS assembly and a cover plate; two ends of the electric core group are respectively fixed with one end plate, and two sides of the electric core group are respectively fixed with one side frame; two ends of the side frame are respectively connected with end plates at two ends of the electric core group; the CCS assembly is fixed on the electric core group; the cover plate is arranged on the CCS assembly and connected with the end plates and the side frames on the periphery; be equipped with a plurality of installation hangers on the side frame, the installation hangers dislocation distribution on two side frames not only can improve the joint strength of battery module in the pack, can also shorten battery module length direction's in the pack space, improves box space utilization. The utility model also provides a battery box, which comprises a box bottom and the battery module; the liquid cooling plate is integrated at the bottom of the box body, so that not only can the battery cell be cooled, but also the overall height of the pack can be reduced, the grouping efficiency of the system is improved, and meanwhile, the battery module is separated from the liquid cooling plate, so that the risk caused by the failure of the liquid cooling plate can be reduced, and the grouping efficiency and the energy density of the module can be improved; a plurality of cross beams which are uniformly arranged are arranged on the liquid cooling plate; the battery module is fixed on the cross beam, so that the installation of the battery module can be ensured, and the strength of the whole box body, especially the strength of the side collision direction of the box body, can be improved.
In the description of the present invention, it is to be understood that the terms "intermediate", "length", "upper", "lower", "front", "rear", "vertical", "horizontal", "inner", "outer", "radial", "circumferential", and the like, indicate orientations or positional relationships based on those shown in the drawings, and are only for convenience of description and simplicity of description, and do not indicate or imply that the device or element so referred to must have a particular orientation, be constructed and operated in a particular orientation, and therefore, are not to be construed as limiting the present invention.
In the present application, unless expressly stated or limited otherwise, the first feature may be directly on the second feature or indirectly via intermediate members. "plurality" means at least two, e.g., two, three, etc., unless specifically limited otherwise.
In the present invention, unless otherwise explicitly specified or limited, the terms "mounted," "connected," "secured," and the like are to be construed broadly, e.g., as being fixedly connected, detachably connected, or integrated; may be mechanically coupled, may be electrically coupled or may be in communication with each other; they may be directly connected or indirectly connected through intervening media, or they may be connected internally or in any other suitable relationship, unless expressly stated otherwise. The specific meaning of the above terms in the present invention can be understood according to specific situations by those skilled in the art.
The above description is for illustrative purposes only and is not intended to limit the present invention, and any modifications, equivalent substitutions, improvements, etc. that do not depart from the spirit and principles of the present invention should be construed as within the scope of the present invention.
Claims (10)
1. A battery module comprises a battery core group (1), an end plate (2), a side frame (3), a CCS assembly (4) and a cover plate (5); the electric core assembly is characterized in that the two ends of the electric core assembly (1) are respectively fixed with one end plate (2), and the two sides of the electric core assembly are respectively fixed with one side frame (3); two ends of the side frame (3) are respectively connected with the end plates (2) at two ends of the electric core group (1); the CCS component (4) is fixed on the electric core group (1); the cover plate (5) is arranged on the CCS assembly (4) and is connected with the end plates (2) and the side frames (3) on the periphery; the side frames (3) are provided with a plurality of mounting lugs (31), and the mounting lugs (31) on the two side frames (3) are distributed in a staggered manner.
2. The battery module according to claim 1, wherein the bottom edge of the side frame (3) is provided with a folded edge (34) facing the electric core assembly (1).
3. The battery module according to claim 1, wherein the mounting lugs (31) are provided with mounting holes (32) penetrating through the top and bottom surfaces.
4. The battery module as recited in claim 1, wherein the mounting lugs (31) are provided with a plurality of through holes (33) penetrating through both side surfaces.
5. The battery module according to claim 1, wherein the side frames (3) and the end plates (2) are connected by welding, bolts, or rivets.
6. The battery module according to claim 1, wherein a structural adhesive is filled between the contact surfaces of the side frames (3) and the electric core assembly (1).
7. The battery module according to any one of claims 1 to 6, characterized in that the electric core group (1) comprises a plurality of electric cores.
8. A battery box, characterized in that it comprises a box bottom (6) and a plurality of battery modules according to any one of claims 1 to 7; a liquid cooling plate (61) is arranged in the bottom (6) of the box body, and a frame (63) is arranged on the periphery of the liquid cooling plate (61); a plurality of cross beams (62) which are uniformly arranged are arranged on the liquid cooling plate (61); the two ends of the cross beam (62) are connected with the frame (63); the battery module is fixed on the cross beam (62).
9. The battery box according to claim 8, characterized in that the space between the liquid cooling plate (61) and the bottom surface of the electric core assembly (1) is filled with a heat-conducting structural adhesive.
10. The battery box of claim 9, characterized in that one end of the frame (63) is provided with a liquid inlet hole (65) and a liquid outlet hole (66), the other end is provided with a first mounting plate (67), and two sides are respectively provided with a second mounting plate (68); the liquid inlet hole (65) and the liquid outlet hole (66) are respectively connected with the liquid cooling plate (61); a guide positioning column (69) is arranged on the second mounting plate (68); the guide positioning columns (69) on the two second mounting plates (68) are respectively positioned at two ends of the frame (63).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202123252984.7U CN216750117U (en) | 2021-12-22 | 2021-12-22 | Battery module and battery box |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202123252984.7U CN216750117U (en) | 2021-12-22 | 2021-12-22 | Battery module and battery box |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN216750117U true CN216750117U (en) | 2022-06-14 |
Family
ID=81936854
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202123252984.7U Active CN216750117U (en) | 2021-12-22 | 2021-12-22 | Battery module and battery box |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN216750117U (en) |
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2021
- 2021-12-22 CN CN202123252984.7U patent/CN216750117U/en active Active
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