CN212625832U - Universal battery packaging structure and battery module - Google Patents
Universal battery packaging structure and battery module Download PDFInfo
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- CN212625832U CN212625832U CN202021097773.3U CN202021097773U CN212625832U CN 212625832 U CN212625832 U CN 212625832U CN 202021097773 U CN202021097773 U CN 202021097773U CN 212625832 U CN212625832 U CN 212625832U
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- 238000004806 packaging method and process Methods 0.000 title claims abstract description 62
- 229910000831 Steel Inorganic materials 0.000 claims description 15
- 239000010959 steel Substances 0.000 claims description 15
- 238000004519 manufacturing process Methods 0.000 abstract description 19
- 238000005538 encapsulation Methods 0.000 description 15
- 230000000694 effects Effects 0.000 description 8
- 238000010586 diagram Methods 0.000 description 4
- 230000005611 electricity Effects 0.000 description 4
- 239000003292 glue Substances 0.000 description 4
- 238000012858 packaging process Methods 0.000 description 3
- 239000000463 material Substances 0.000 description 2
- 238000000034 method Methods 0.000 description 2
- 238000001514 detection method Methods 0.000 description 1
- 239000002699 waste material Substances 0.000 description 1
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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 universalization battery packaging structure and battery module, this universalization battery packaging structure includes the end plate, the insulating piece, the curb plate, electrically conductive piece and apron, the end plate is used for encapsulating on the preceding lateral wall and the back lateral wall of electric core, the insulating piece clamp is established between end plate and electric core, the curb plate is a plurality of, a plurality of curb plates are used for encapsulating on the left side wall and the right side wall of electric core, a plurality of curb plates splice in proper order along the fore-and-aft direction of electric core, the frame is a plurality of, a plurality of frames splice in proper order along the fore-and-aft direction of electric core, the frame clamp is established between electric core and curb plate, electrically conductive piece is a plurality of, electrically conductive piece is used for switching on two electric cores of adjacent setting, the apron is a plurality of, a plurality of apron are. The universal battery cell packaging structure can be well compatible with the packaging of battery modules with different numbers of battery cells, and the development and manufacturing cost of module parts is reduced.
Description
Technical Field
The utility model relates to a battery technology field especially relates to a universalization battery packaging structure and battery module.
Background
Most of large-scale battery modules at present adopt a customized form, the structure and the quantity of module parts of the large-scale battery modules are different along with different customers, and in the manufacturing process, the large-scale battery modules are manufactured in a customized mode according to different requirements of different customers, so that a large amount of labor-hour cost waste is caused, and the manufacturing cost is increased.
SUMMERY OF THE UTILITY MODEL
A first object of the utility model is to provide a universalization battery packaging structure, this universalization battery packaging structure can be better the compatible encapsulation that has the battery module of different number electric cores, has reduced the development and the manufacturing cost of module spare part.
A second object of the present invention is to provide a battery module, which has a low manufacturing cost.
For realizing the above technical effect, the technical scheme of the utility model as follows:
the utility model discloses a universalization battery packaging structure, include: the end plates are used for being packaged on the front side wall and the rear side wall of the battery cell; the insulating sheet is clamped between the end plate and the battery cell; the side plates are used for being packaged on the left side wall and the right side wall of the battery cell and are sequentially spliced along the front-back direction of the battery cell; the frame is sequentially spliced along the front and back directions of the battery cell, and the frame is clamped between the battery cell and the side plate; the conductive pieces are multiple and used for conducting two adjacent battery cores; the cover plates are multiple and used for being packaged on the upper side wall of the battery cell, and the cover plates are sequentially spliced along the front and back directions of the battery cell.
In some embodiments, two opposite sides of each side plate are respectively provided with a first clamping protrusion and a first clamping groove, and the first clamping protrusion of one side plate can be clamped with the first clamping groove of the other side plate; and/or;
a second clamping protrusion and a second clamping groove are respectively arranged on two opposite sides of each frame, and the second clamping protrusion of one frame can be clamped with the second clamping groove of the other frame; and/or;
every the both sides that set up relatively of apron are equipped with the protruding and third draw-in groove of third card respectively, one the apron the protruding third card can with another the apron the third draw-in groove joint.
In some embodiments, the universal battery packaging structure further includes a flexible circuit board, where a contact is disposed on the flexible circuit board, and the contact is electrically connected to the battery core.
In some embodiments, a limiting sleeve is arranged on the side plate, and a limiting protrusion matched with the limiting sleeve is arranged on the frame.
In some embodiments, the side plate is provided with a limiting hole, and the frame is provided with a limiting hook matched with the limiting hole.
In some embodiments, the length of each side plate is equal to N1 times the thickness of the cell, the length of each frame is equal to N2 times the thickness of the cell, the length of each cover plate is equal to N3 times the thickness of the cell, and N1, N2, and N3 are all positive integers.
In some alternative embodiments, N1 is any one of 4, 5, 6, and 7; n2 is any one of 4, 5, 6 and 7; n3 is any one of 4, 5, 6 and 7.
In some embodiments, the universal battery packaging structure further comprises a steel band for binding the end plate and the cover plate.
In some optional embodiments, the steel strip is a plurality of steel strips arranged at intervals in the left-right direction of the battery cell.
The utility model also discloses a battery module, including a plurality of electric cores and foreword the generalized battery packaging structure, it is a plurality of electric core bonds in proper order and is located along its self thickness direction generalized battery packaging structure's inboard.
The utility model discloses a universal battery packaging structure, because the left side wall of encapsulation electric core, the curb plate of right side wall and last lateral wall, frame and apron are a plurality of structures of assembling, at actual encapsulation electric core in-process, only need carry out the curb plate according to the length of electric core group, frame and apron splice the encapsulation can, the encapsulation of the battery module that has different number electric cores has been compatible betterly, packaging structure's development and manufacturing cost have been reduced, the packaging efficiency of module has been promoted, the production efficiency of battery module has been promoted.
The utility model discloses a battery module owing to have the preceding the generalized battery packaging structure, reduced battery module's manufacturing cost, promoted battery module's production efficiency.
Additional aspects and advantages of the invention will be set forth in part in the description which follows and, in part, will be obvious from the description, or may be learned by practice of the invention.
Drawings
Fig. 1 is a schematic structural diagram of a universal battery packaging structure according to an embodiment of the present invention.
Fig. 2 is an exploded schematic structure diagram of a universal battery packaging structure according to an embodiment of the present invention.
Fig. 3 is a schematic structural diagram of a side plate according to an embodiment of the present invention.
Fig. 4 is a schematic structural diagram of a frame according to an embodiment of the present invention.
Reference numerals:
1. an end plate; 2. an insulating sheet; 3. a side plate; 31. a limiting sleeve; 32. a limiting hole; 4. a frame; 41. a limiting protrusion; 42. a limit hook; 5. a conductive member; 6. a cover plate; 7. a flexible circuit board; 8. a steel belt; 9. and (5) battery cores.
Detailed Description
In order to make the technical problem solved by the present invention, the technical solution adopted by the present invention and the technical effect achieved by the present invention clearer, the technical solution of the present invention will be further explained by combining the drawings and by means of the specific implementation manner.
In the description of the present invention, it is to be understood that the terms "center", "longitudinal", "lateral", "length", "width", "thickness", "upper", "lower", "front", "rear", "left", "right", "vertical", "horizontal", "top", "bottom", "inner", "outer", "clockwise", "counterclockwise", "axial", "radial", "circumferential", and the like, indicate the orientation or positional relationship based on the orientation or positional relationship 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 referred to must have a particular orientation, be constructed and operated in a particular orientation, and therefore, should not be construed as limiting the present invention.
Furthermore, features defined as "first" and "second" may explicitly or implicitly include one or more of the features for distinguishing between descriptive features, non-sequential, non-trivial and non-trivial. In the description of the present invention, "a plurality" means two or more unless otherwise specified.
In the description of the present invention, it is to be noted that, unless otherwise explicitly specified or limited, the terms "mounted," "connected," and "connected" are to be construed broadly, and may be, for example, fixedly connected, detachably connected, or integrally connected; can be mechanically or electrically connected; they may be connected directly or indirectly through intervening media, or they may be interconnected between two elements. The specific meaning of the above terms in the present invention can be understood in specific cases to those skilled in the art.
The specific structure of the universal battery packaging structure according to the embodiment of the present invention is described below with reference to fig. 1 to 2.
As shown in fig. 1-2, the utility model discloses general battery packaging structure of embodiment includes end plate 1, insulating piece 2, curb plate 3, electrically conductive piece 5 and apron 6, and insulating piece 2 is two, and two insulating pieces 2 bond respectively on the preceding lateral wall of electric core 9 and back lateral wall, and end plate 1 is two, and two end plate 1 bond in order to encapsulate insulating piece 2 in the outside of insulating piece 2. Curb plate 3 is a plurality of, a plurality of curb plates 3 are used for encapsulating on the left side wall and the right side wall of electric core 9, a plurality of curb plates 3 splice in proper order along the fore-and-aft direction of electric core 9, frame 4 is a plurality of, a plurality of frame 4 splice in proper order along the fore-and-aft direction of electric core 9, frame 4 presss from both sides and establishes between electric core 9 and curb plate 3, it is a plurality of to electrically conductive 5, electrically conductive 5 is used for switching on two electric cores 9 of adjacent setting, apron 6 is a plurality of, a plurality of apron 6 are used for encapsulating on the last lateral wall of electric core 9, a plurality of apron 6 splice in proper order along the fore.
It is understood that, in the manufacturing process of the battery module, generally, a plurality of battery cells 9 are sequentially bonded in the thickness direction thereof to form a battery cell group, and then encapsulated by an encapsulation structure. When adopting the encapsulation of the generalized battery packaging structure of this embodiment, because the size of end plate 1 and insulating piece 2 slightly is greater than the length and width size of electric core 9, directly bond insulating piece 2 and end plate 1 in proper order and can realize the encapsulation of the fore-and-aft direction of electric core group on preceding lateral wall and the back lateral wall of electric core group, then splice curb plate 3, frame 4 and apron 6 in proper order according to the length of whole electric core group, encapsulate left side wall, right side wall and the last lateral wall of electric core group again at last. In this embodiment, because curb plate 3, frame 4 and apron 6 are a plurality of structures of can assembling, only need carry out curb plate 3, frame 4 and apron 6 according to the length of electric core group in the production process like this and splice can, compare among the prior art according to the technical scheme of the length refabrication curb plate 3, frame 4 and the apron 6 of electric core group of corresponding size, the manufacturing cost of the generalized battery packaging structure of this embodiment is lower to the encapsulation time limit is shorter.
The utility model discloses a universal battery packaging structure, because the left side wall of encapsulation electricity core 9, the curb plate 3 of right side wall and last lateral wall, frame 4 and apron 6 are a plurality of structures of assembling, at actual encapsulation electricity core 9 in-process, only need carry out curb plate 3 according to the length of electricity core group, frame 4 and apron 6 splice the encapsulation can, the encapsulation that has the battery module of different number electricity core 9 has been compatible betterly, packaging structure's development and manufacturing cost have been reduced, the encapsulation efficiency of module has been promoted, the production efficiency of battery module has been promoted.
In some embodiments, two opposite sides of each side plate 3 are respectively provided with a first locking protrusion and a first locking groove, and the first locking protrusion of one side plate 3 can be locked with the first locking groove of the other side plate 3. It can be understood that, the convex cooperation of first draw-in groove and first card can guarantee that two adjacent curb plates 3 have higher connection stability to promote the intensity of the lateral wall packaging structure of whole electric core 9, promoted the guard action of the generalized battery packaging structure of this embodiment to electric core 9.
Advantageously, two adjacent side panels 3 are adhesively joined. It can be understood that, glue is used to bond two adjacent side plates 3 after the connection of the first clamping protrusion and the first clamping groove, so that the strength of the side wall packaging structure of the whole battery cell 9 can be further improved, and the battery cell 9 can be better protected.
In some embodiments, two opposite sides of each frame 4 are respectively provided with a second protrusion and a second slot, and the second protrusion of one frame 4 can be engaged with the second slot of the other frame 4. It can be understood that the second clamping groove and the second clamping convex fit can ensure that the two adjacent frames 4 have higher connection stability, so that the strength of the side wall packaging structure of the whole battery cell 9 is improved, and the protection effect of the universal battery packaging structure of the embodiment on the battery cell 9 is improved.
Advantageously, two adjacent frames 4 are adhesively connected. It can be understood that, glue is used to bond two adjacent frames 4 after the connection of the second clamping protrusion and the second clamping groove, so that the strength of the side wall packaging structure of the whole battery cell 9 can be further improved, and the battery cell 9 can be better protected.
In some embodiments, the two opposite sides of each cover plate 6 are respectively provided with a third protrusion and a third slot, and the third protrusion of one cover plate 6 can be engaged with the third slot of the other cover plate 6. It can be understood that, the convex cooperation of the third card slot and the third card can ensure that two adjacent cover plates 6 have higher connection stability, so as to improve the strength of the top wall packaging structure of the whole battery cell 9 and improve the protection effect of the universal battery packaging structure of the embodiment on the battery cell 9.
Advantageously, two adjacent cover plates 6 are adhesively connected. It can be understood that, glue is used to bond two adjacent cover plates 6 after the connection of the third clamping protrusion and the third clamping groove, so that the strength of the top wall packaging structure of the whole battery cell 9 can be further improved, and the battery cell 9 can be better protected.
In some embodiments, as shown in fig. 3-4, the side plate 3 is provided with a position-limiting sleeve 31, and the frame 4 is provided with a position-limiting protrusion 41 matched with the position-limiting sleeve 31; and/or; the side plate 3 is provided with a limit hole 32, and the frame 4 is provided with a limit hook 42 matched with the limit hole 32. It can be understood that, since the side wall of the battery cell 9 adopts a double-packaging structure of the side plate 3 and the frame 4, the connection strength of the side plate 3 and the frame 4 determines the strength of the side wall of the battery cell 9. In this embodiment, the side plate 3 and the frame 4 are matched with the limiting sleeve 31 and the limiting protrusion 41, or are matched with the limiting hole 32 and the limiting hook 42 to improve the connection stability of the side plate 3 and the frame 4, so as to improve the strength of the packaging structure of the side wall of the battery cell 9.
In some embodiments, as shown in fig. 2, the universal battery packaging structure further includes a flexible circuit board 7, where the flexible circuit board 7 is provided with a contact, and the contact is electrically connected to the battery cell 9. It can be understood that the provided flexible circuit board 7 can well realize the control and detection of a plurality of battery cells 9, thereby ensuring the stable operation of the whole battery module.
In some embodiments, the length of each side plate 3 is equal to N1 times the thickness of the cell 9, the length of each frame 4 is equal to N2 times the thickness of the cell 9, the length of each cover plate 6 is equal to N3 times the thickness of the cell 9, and N1, N2, and N3 are all positive integers. It can be understood that, in the actual packaging process, the lengths of the side plates 3, the frames 4 and the cover plates 6 are equal to the integral multiple of the thickness of the battery cell 9, so that the suitability of the side plates 3, the frames 4 and the cover plates 6 is prevented from being cut apart in the actual packaging process, and the packaging of a plurality of battery cells 9 is better facilitated.
In some alternative embodiments, N1 is at least one of 4, 5, 6, and 7; n2 is at least one of 4, 5, 6, and 7; n3 is at least one of 4, 5, 6 and 7. It is understood that when the side plate 3 is plural, there are plural values of N1, and the plural N1 may be arbitrarily selected from 4, 5, 6, 7 and combined. When the frame 4 is plural, there are plural values of N2, and the plural N2 may be arbitrarily selected from 4, 5, 6, and 7 and combined. When the bezel 6 is plural, there are plural values of N3, and the plural N3 can be arbitrarily selected from 4, 5, 6, and 7 and combined.
Specifically, in the actual packaging process, the number of the battery cells 9 included in the battery module is usually 10 to 35. When the number of the battery cells 9 is 10, the side plates 3, the frames 4 and the cover plates 6 are two, the lengths of the two side plates 3 are equal and equal to the thicknesses of the five battery cells 9, the lengths of the two frames 4 are equal and equal to the thicknesses of the five battery cells 9, and the lengths of the two cover plates 6 are equal and equal to the thicknesses of the five battery cells 9.
When the number of the battery cells 9 is 15, the number of the side plates 3, the number of the frames 4 and the number of the cover plates 6 are three, wherein the lengths of two side plates 3 are equal to the thickness of four battery cells 9, and the length of the other side plate 3 is equal to the thickness of seven battery cells 9. Two of the frames 4 have the same length and the same thickness as four battery cells 9, and the other frame 4 has the same length as seven battery cells 9. Two of the cover plates 6 have the same length and the same thickness as four battery cells 9, and the other cover plate 6 has the same length as seven battery cells 9.
When the number of the battery cells 9 is 20, the number of the side plates 3, the number of the frames 4 and the number of the cover plates 6 are three, wherein the lengths of two side plates 3 are equal to the thickness of seven battery cells 9, and the length of the other side plate 3 is equal to the thickness of six battery cells 9. Two of the frames 4 have the same length and the same thickness as seven battery cells 9, and the other frame 4 has the same length as six battery cells 9. Two of the cover plates 6 have the same length and the same thickness as seven battery cells 9, and the other cover plate 6 has the same length as six battery cells 9.
When the number of the battery cells 9 is 25, the side plates 3, the frame 4 and the cover plate 6 are four, wherein the lengths of three side plates 3 are equal to the thickness of six battery cells 9, and the length of the other side plate 3 is equal to the thickness of seven battery cells 9. The three frames 4 have the same length and the same thickness as six battery cells 9, and the other frame 4 has the same length as seven battery cells 9. The lengths of the three cover plates 6 are equal and equal to the thicknesses of the six battery cells 9, and the length of the other cover plate 6 is equal to the thicknesses of the seven battery cells 9.
When the number of the battery cells 9 is 30, the side plates 3, the frame 4 and the cover plate 6 are all five, wherein the lengths of two side plates 3 are equal and equal to the thicknesses of six battery cells 9, the lengths of the other two side plates 3 are equal and equal to the thicknesses of seven battery cells 9, and the length of the remaining one side plate 3 is equal to the thicknesses of four battery cells 9. The lengths of two frames 4 are equal and equal to the thicknesses of six battery cells 9, the lengths of the other two frames 4 are equal and equal to the thicknesses of seven battery cells 9, and the length of the remaining one frame 4 is equal to the thicknesses of four battery cells 9. The lengths of two cover plates 6 are equal and equal to the thicknesses of six battery cells 9, the lengths of the other two cover plates 6 are equal and equal to the thicknesses of seven battery cells 9, and the length of the remaining one cover plate 6 is equal to the thicknesses of four battery cells 9.
When the number of the battery cells 9 is 35, the side plates 3, the frame 4 and the cover plate 6 are all six, wherein the lengths of four side plates 3 are equal and equal to the thicknesses of six battery cells 9, the length of the other side plate 3 is equal to the thicknesses of seven battery cells 9, and the length of the remaining side plate 3 is equal to the thicknesses of four battery cells 9. The lengths of the four frames 4 are equal and equal to the thicknesses of six battery cells 9, the length of the other frame 4 is equal to the thicknesses of seven battery cells 9, and the length of the remaining frame 4 is equal to the thicknesses of four battery cells 9. The lengths of the four cover plates 6 are equal and equal to the thicknesses of the six battery cells 9, the length of the other cover plate 6 is equal to the thicknesses of the seven battery cells 9, and the length of the remaining cover plate 6 is equal to the thicknesses of the four battery cells 9.
According to the above description, when the number of the battery cells 9 is 10 to 35, the side plates 3, the frame 4 and the cover plate 6 with the above four lengths can be used to obtain a package suitable for any number of battery cells. That is, in the actual manufacturing mold, the side plate 3, the frame 4 and the cover plate 6 only need to manufacture the molds with the four lengths, so that the manufacturing cost of the universal battery packaging structure is well reduced.
In some embodiments, as shown in fig. 2, the universal battery packaging structure further comprises a steel band 8, and the steel band 8 is used for binding the end plate 1 and the cover plate 6. Therefore, the additional steel belt 8 can further improve the packaging effect of the universal battery packaging structure of the embodiment on the battery cell 9, so that the protection effect of the universal battery packaging structure of the embodiment on the battery cell 9 is better ensured.
In some alternative embodiments, as shown in fig. 2, the steel strip 8 is provided in plurality at intervals in the left-right direction of the battery cell 9. The plurality of steel belts 8 further improve the packaging effect of the universal battery packaging structure of the embodiment on the battery cell 9, so that the protection effect of the universal battery packaging structure of the embodiment on the battery cell 9 is better ensured.
The utility model also discloses a battery module, including the general battery packaging structure in a plurality of electric cores 9 and the foreland, a plurality of electric cores 9 bond in proper order and are located general battery packaging structure's inboard along its self thickness direction.
The utility model discloses a battery module owing to have the preceding the generalized battery packaging structure, reduced battery module's manufacturing cost, promoted battery module's production efficiency.
Example (b):
a battery module according to an embodiment of the present invention will be described with reference to fig. 1 to 4.
As shown in fig. 1 to 4, the battery module of this embodiment includes thirty-one battery cells 9 bonded in sequence and a universal battery package structure packaged outside the battery cells 9. General battery packaging structure includes end plate 1, insulating piece 2, curb plate 3, electrically conductive piece 5, apron 6, flexible circuit board 7 and steel band 8, and insulating piece 2 is two, and two insulating pieces 2 bond respectively on the preceding lateral wall of electric core 9 and the back lateral wall, and end plate 1 is two, and two end plate 1 bonds in order to encapsulate insulating piece 2 in the outside of insulating piece 2. Curb plate 3 is eleven, six curb plates 3 are used for encapsulating on the left side wall of electric core 9 and splice in proper order along the fore-and-aft direction of electric core 9, five curb plates 3 encapsulate on the right side wall of electric core 9 and splice in proper order along the fore-and-aft direction of electric core 9, frame 4 is eleven, six frame 4 are used for encapsulating on the left side wall of electric core 9 and splice in proper order along the fore-and-aft direction of electric core 9, five frame 4 encapsulate on the right side wall of electric core 9 and splice in proper order along the fore-and-aft direction of electric core 9, frame 4 press from both sides and establish between electric core 9 and curb plate 3, be equipped with stop collar 31 and spacing hole 32 on the curb plate 3, be equipped with on frame 4 with the spacing protruding 41 of. The side plate 3 and the cover plate 6, the cover plate 6 and the battery cell 9, and the frame 4 and the battery cell 9 are bonded by glue. Electrically conductive 5 is used for switching on two electric cores 9 of adjacent setting, and apron 6 is three, and three apron 6 is used for the encapsulation on the last lateral wall of electric core 9, and three apron 6 splices in proper order along the fore-and-aft direction of electric core 9. The steel band 8 is used for ligature end plate 1 and apron 6, and steel band 8 is two that the left and right sides direction interval along electric core 9 set up.
In the description herein, references to the description of "some embodiments," "other embodiments," or the like, mean that a particular feature, structure, material, or characteristic described in connection with the embodiment or example is included in at least one embodiment or example of the invention. In this specification, the schematic representations of the terms used above do not necessarily refer to the same embodiment or example. Furthermore, the particular features, structures, materials, or characteristics described may be combined in any suitable manner in any one or more embodiments or examples.
The above description is only for the preferred embodiment of the present invention, and for those skilled in the art, there are variations on the detailed description and the application scope according to the idea of the present invention, and the content of the description should not be construed as a limitation to the present invention.
Claims (10)
1. A universal battery packaging structure, comprising:
the end plate (1) is used for being packaged on the front side wall and the rear side wall of the battery cell (9);
the insulating sheet (2), the insulating sheet (2) is clamped between the end plate (1) and the battery cell (9);
the battery cell structure comprises a plurality of side plates (3), wherein the plurality of side plates (3) are used for being packaged on the left side wall and the right side wall of the battery cell (9), and the plurality of side plates (3) are sequentially spliced along the front-back direction of the battery cell (9);
the battery cell structure comprises a plurality of frames (4), wherein the frames (4) are sequentially spliced along the front and back directions of the battery cell (9), and the frames (4) are clamped between the battery cell (9) and the side plates (3);
the battery comprises a plurality of conductive pieces (5), wherein the conductive pieces (5) are used for conducting two adjacent battery cores (9);
the battery cell structure comprises a cover plate (6), wherein the cover plate (6) is multiple, the cover plate (6) is used for being packaged on the upper side wall of the battery cell (9), and the cover plate (6) is sequentially spliced along the front-back direction of the battery cell (9).
2. The universal battery packaging structure according to claim 1, wherein two opposite sides of each side plate (3) are respectively provided with a first clamping protrusion and a first clamping groove, and the first clamping protrusion of one side plate (3) can be clamped with the first clamping groove of the other side plate (3); and/or;
a second clamping protrusion and a second clamping groove are respectively arranged on two opposite sides of each frame (4), and the second clamping protrusion of one frame (4) can be clamped with the second clamping groove of the other frame (4); and/or;
every the both sides of the relative setting of apron (6) are equipped with the protruding and third draw-in groove of third card respectively, one apron (6) the protruding third draw-in groove joint with another apron (6).
3. The universal battery packaging structure according to claim 1, further comprising a flexible circuit board (7), wherein the flexible circuit board (7) is provided with a contact, and the contact is electrically connected with the battery cell (9).
4. The universal battery packaging structure according to claim 1, wherein a limiting sleeve (31) is arranged on the side plate (3), and a limiting protrusion (41) matched with the limiting sleeve (31) is arranged on the frame (4).
5. The universal battery packaging structure according to claim 1, wherein a limiting hole (32) is formed in the side plate (3), and a limiting hook (42) engaged with the limiting hole (32) is formed in the frame (4).
6. The universal battery packaging structure according to claim 1, wherein the length of each side plate (3) is equal to N1 times the thickness of the battery cell (9), the length of each frame (4) is equal to N2 times the thickness of the battery cell (9), the length of each cover plate (6) is equal to N3 times the thickness of the battery cell (9), and N1, N2 and N3 are positive integers.
7. The universal battery packaging structure according to claim 6, wherein N1 is any one of 4, 5, 6 and 7; n2 is any one of 4, 5, 6 and 7; n3 is any one of 4, 5, 6 and 7.
8. The universal battery packaging structure according to claim 1, further comprising a steel band (8), wherein the steel band (8) is used for binding the end plate (1) and the cover plate (6).
9. The universal battery packaging structure according to claim 8, wherein the steel strip (8) is provided in plurality at intervals in the left-right direction of the battery core (9).
10. A battery module, comprising a plurality of battery cells (9) and the universal battery packaging structure as claimed in any one of claims 1 to 9, wherein the plurality of battery cells (9) are sequentially bonded along the thickness direction thereof and are located inside the universal battery packaging structure.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202021097773.3U CN212625832U (en) | 2020-06-15 | 2020-06-15 | Universal battery packaging structure and battery module |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202021097773.3U CN212625832U (en) | 2020-06-15 | 2020-06-15 | Universal battery packaging structure and battery module |
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| Publication Number | Publication Date |
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| CN212625832U true CN212625832U (en) | 2021-02-26 |
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| CN202021097773.3U Active CN212625832U (en) | 2020-06-15 | 2020-06-15 | Universal battery packaging structure and battery module |
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