CN213546447U - Battery module and car - Google Patents
Battery module and car Download PDFInfo
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- CN213546447U CN213546447U CN202022891624.0U CN202022891624U CN213546447U CN 213546447 U CN213546447 U CN 213546447U CN 202022891624 U CN202022891624 U CN 202022891624U CN 213546447 U CN213546447 U CN 213546447U
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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 embodiment of the utility model provides a battery module and car relates to the battery field. The battery module comprises a core component, a shell component and a supporting structural member; the battery cell assembly comprises a plurality of groups of battery cell modules, and the battery cell modules are provided with edge sealing parts; the supporting structural part is provided with a supporting surface, a plurality of supporting bosses are arranged on the supporting surface, an accommodating groove is formed between every two adjacent supporting bosses, the battery cell body of the battery cell module is supported on the supporting bosses, and the edge sealing part is accommodated in the accommodating groove; the shell assembly encloses into the cavity, and electric core assembly and supporting structure all install in the cavity. The embodiment of the utility model provides a can guarantee the safe distance of electric core banding and bottom plate, reduce because of deformation, insulating risk that electric core banding and bottom plate contact produced.
Description
Technical Field
The utility model relates to a battery field particularly, relates to a battery module and car.
Background
The thickness that current scheme relied on after glue solidifies supports the module, nevertheless because glue is at the rubber coated in-process of bottom plate bottom, the inhomogeneous phenomenon of rubber coating can appear, if the rubber coating is inhomogeneous, can lead to the direct risk with the bottom plate contact of electricity core bottom banding. The bottom structure of the battery cell is weak, and the battery cell is in contact with a bottom plate for a long time, so that the battery cell risks being deformed due to too large stress, and risks related to the insulation performance may exist.
SUMMERY OF THE UTILITY MODEL
An object of the utility model is to provide a battery module and car, its safe distance that can guarantee electric core banding and bottom plate reduces because of deformation, insulating risk etc. that electric core banding and bottom plate contact produced.
The embodiment of the utility model is realized like this:
in a first aspect, the present invention provides a battery module, including a battery module, a housing assembly, and a support structure;
the battery cell assembly comprises a plurality of groups of battery cell modules, and the battery cell modules are provided with edge sealing parts;
the supporting structure part is provided with a supporting surface, a plurality of supporting bosses are arranged on the supporting surface, a containing groove is formed between every two adjacent supporting bosses, the battery cell body of the battery cell module is supported on the supporting bosses, and the edge sealing part is contained in the containing groove;
the shell assembly encloses a cavity, and the electric core assembly and the supporting structural member are arranged in the cavity.
In an alternative embodiment, the cross-sectional width of the receiving groove is greater than the cross-sectional width of the edge sealing part; or a gap is arranged between the edge sealing part and the side wall of the accommodating groove.
In an optional embodiment, a gap is formed between the edge sealing parts of two adjacent groups of the cell modules; and the edge sealing parts of the two adjacent groups of the battery cell modules are contained in the same battery cell module in the containing groove.
In an optional embodiment, the support boss has two side surfaces and a top surface, the two side surfaces of the support boss are respectively connected to the top surface of the support boss, the top surface of the support boss supports the cell body of the cell module, and the side surfaces of the support boss extend to the support surface.
In an alternative embodiment, the side surface of the support boss extends obliquely from the top surface of the support boss to the support surface.
In an alternative embodiment, the top surface of the support boss is parallel to the support surface.
In an optional embodiment, the supporting structure is further provided with a limiting part, the limiting part is connected with two adjacent limiting bosses, and the surface of the limiting part is higher than the supporting surface and lower than or equal to the top surfaces of the limiting bosses.
In an optional embodiment, a first adhesive layer is disposed between the support structure and the cell module; and/or a second bonding layer is arranged between the support structure and the shell assembly.
In an alternative embodiment, the width of the support boss is greater than the width of the receiving groove.
In an alternative embodiment, the support bosses are located at the head and tail positions of the support structure, and the width of the support bosses located at the head and tail positions is smaller than the width of the support bosses located at other positions.
In a second aspect, the present invention provides an automobile including the battery module according to any one of the above embodiments.
The embodiment of the utility model provides a battery module and car: this battery module includes core subassembly, casing subassembly and bearing structure spare, has the holding surface on this bearing structure spare to be provided with the support boss on the holding surface, form between two adjacent support bosses and accept the recess, support the boss and can support electric core body, accept the recess and can support the portion of sealing edge, thereby the assembly of the electric core module of being convenient for. In addition, the supporting structural member is arranged between the edge sealing part and the shell assembly, so that a safe distance can be ensured between the edge sealing part and the shell assembly, and the shell deformation caused by the edge sealing part and the insulation problem possibly caused are prevented. The embodiment of the utility model provides an in, be connected with electric core module and casing assembly through the bearing structure, can support electric core module on the one hand, on the other hand can also avoid the problem that electric core module and casing assembly direct contact arouse casing warp and insulating nature risk. The embodiment of the utility model provides a can guarantee the safe distance of electric core banding and bottom plate, reduce because of deformation, insulating risk that electric core banding and bottom plate contact produced.
Drawings
In order to more clearly illustrate the technical solutions of the embodiments of the present invention, the drawings that are required to be used in the embodiments will be briefly described below, it should be understood that the following drawings only illustrate some embodiments of the present invention, and therefore should not be considered as limiting the scope, and for those skilled in the art, other related drawings can be obtained according to the drawings without inventive efforts.
Fig. 1 is a schematic structural diagram of a battery module according to an embodiment of the present invention;
fig. 2 is a schematic view illustrating a connection between a support structure and a cell module according to an embodiment of the present invention;
fig. 3 is a schematic structural diagram of a support structure according to an embodiment of the present invention;
FIG. 4 is a schematic view of the support structure of FIG. 3 from another perspective;
fig. 5 is a partial schematic view of the battery module of fig. 1.
Icon: 100-a battery module; 110-an electrical core assembly; 111-cell module; 112-edge sealing part; 120-a housing assembly; 130-a support structure; 131-a support surface; 132-a support boss; 133-a receiving recess; 134-limiting part.
Detailed Description
In order to make the objects, technical solutions and advantages of the embodiments of the present invention clearer, the embodiments of the present invention will be clearly and completely described below with reference to the accompanying drawings in the embodiments of the present invention, and it is obvious that the described embodiments are some, but not all, embodiments of the present invention. The components of embodiments of the present invention, as generally described and illustrated in the figures herein, may be arranged and designed in a wide variety of different configurations.
Thus, the following detailed description of the embodiments of the present invention, presented in the accompanying drawings, is not intended to limit the scope of the invention, as claimed, but is merely representative of selected embodiments of the invention. Based on the embodiments in the present invention, all other embodiments obtained by a person skilled in the art without creative efforts belong to the protection scope of the present invention.
It should be noted that: like reference numbers and letters refer to like items in the following figures, and thus, once an item is defined in one figure, it need not be further defined and explained in subsequent figures.
In the description of the present invention, it should be noted that the terms "center", "upper", "lower", "left", "right", "vertical", "horizontal", "inner", "outer", and the like indicate the position or positional relationship based on the position or positional relationship shown in the drawings, or the position or positional relationship which is usually placed when the product of the present invention is used, and are only for convenience of description and simplification of the description, but do not indicate or imply that the device or element referred to must have a specific position, be constructed and operated in a specific orientation, and thus, should not be construed as limiting the present invention. Furthermore, the terms "first," "second," "third," and the like are used solely to distinguish one from another and are not to be construed as indicating or implying relative importance.
Furthermore, the terms "horizontal", "vertical" and the like do not imply that the components are required to be absolutely horizontal or pendant, but rather may be slightly inclined. For example, "horizontal" merely means that the direction is more horizontal than "vertical" and does not mean that the structure must be perfectly horizontal, but may be slightly inclined.
In the description of the present invention, it should also be noted that, unless otherwise explicitly specified or limited, the terms "disposed," "mounted," "connected," and "connected" are to be construed broadly, e.g., as meaning either a fixed connection, a removable connection, or an integral connection; 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.
Referring to fig. 1 to 5, a battery module 100 is provided according to an embodiment of the present invention. The battery module 100 can be used for electric equipment such as a new energy automobile. The embodiment of the utility model provides a safe distance of electric core banding and bottom plate can be guaranteed to battery module 100, reduces because of risks such as deformation, insulation that electric core banding and bottom plate contact produced.
In the embodiment of the present invention, the battery module 100 includes a battery module 110, a housing assembly 120, and a support structure 130; the cell assembly 110 includes a plurality of sets of cell modules 111, and the cell modules 111 have a sealing part 112; the supporting structure 130 has a supporting surface 131, a plurality of supporting bosses 132 are arranged on the supporting surface 131, an accommodating groove 133 is formed between two adjacent supporting bosses 132, the cell body of the cell module 111 is supported on the supporting bosses 132, and the edge sealing part 112 is accommodated in the accommodating groove 133; the housing assembly 120 encloses a cavity in which the electrical core assembly 110 and the support structure 130 are mounted.
It should be understood that, in the embodiment of the present invention, the end of the cell module 111 is formed with the sealing portion 112, and the sealing portion 112 is located at the bottom of the cell module 111 under the normal placement condition. The edge sealing part 112 protrudes relative to the cell body. The support structure 130 can support the cell module 111. The supporting structure is provided with a supporting surface 131, the supporting surface 131 is provided with supporting bosses 132, and two adjacent supporting bosses 132 form accommodating grooves 133; that is, two adjacent support bosses 132 and the accommodating groove 133 located therebetween are substantially in a shape like a Chinese character 'ao', the edge sealing portion 112 protrudes relative to the cell body, the protruding portion, that is, the edge sealing portion 112, is accommodated in the accommodating groove 133, and the cell body can abut against or be supported on the support bosses 132. That is to say, in the embodiment of the present invention, the supporting boss 132 can support the battery cell body, and the accommodating groove 133 can support the edge sealing portion 112, so as to facilitate the assembly of the battery cell module 111. Further, by providing the support structure 130 between the edge sealing portion 112 and the case unit 120, a safe distance can be secured between the edge sealing portion 112 and the case unit 120, and the case deformation and possible insulation problems due to the edge sealing portion 112 can be prevented.
It should be noted that, in the prior art, the sealing portion 112 protrudes relative to the cell module 111, when the cell module 111 is connected to the casing assembly 120, glue may be applied between the bottom of the cell module 111 and the casing assembly 120 to substantially fill a gap formed between the protruding sealing portion 112 and the casing assembly 120, and after the glue is solidified, the formed glue layer may support the cell module 111 to fix the cell module 111 to the casing assembly 120. However, in the prior art, the uneven gluing may cause the bottom of the cell module 111 to be in direct contact with the casing assembly 120, and the casing structure is weak, and the long-time contact may cause deformation and also has an insulation risk.
In the embodiment of the present invention, the supporting structure 130 is connected to the battery cell module 111 and the housing assembly 120, on one hand, the battery cell module 111 can be supported, and on the other hand, the problems of deformation of the housing and insulation risk caused by the direct contact between the battery cell module 111 and the housing assembly 120 can also be avoided. Compared with the prior art, even in the absence of glue, the battery cell module 111 can be supported, and the safe distance between the edge sealing part 112 and the shell assembly 120 can be ensured, so that the reliability and the service life of the battery module 100 can be improved. The embodiment of the present invention provides an embodiment, the supporting structure has the supporting surface 131 thereon, and the supporting boss 132 is provided on the supporting surface 131, a receiving groove 133 is formed between two adjacent supporting bosses 132, the edge sealing portion 112 can be received in the receiving groove 133, the cell body can abut against or be supported on the supporting boss 132, thereby realizing the support of the cell module 111.
Referring to fig. 5, in an alternative embodiment, the cross-sectional width of the receiving groove 133 is greater than the cross-sectional width of the edge sealing portion 112; alternatively, a gap is provided between the seal portion 112 and the side wall of the housing groove 133. Glue can be filled in the gap, and after the glue is solidified, a good supporting and fixing effect can be achieved.
In an alternative embodiment, a gap is formed between the edge sealing parts 112 of two adjacent sets of cell modules 111; in the plurality of sets of cell modules 111, the seal edge portions 112 including two adjacent sets of cell modules 111 are accommodated in the same accommodating groove 133 of the cell modules 111. The sealing portions 112 of the cell modules 111 may be located at the edges of the cell modules 111, and at this time, the sealing portions 112 of the two cell modules 111 may be disposed in the same accommodating groove 133 and then sequentially arranged. Alternatively, two sealing portions 112 are fitted in the same housing recess 133. As shown, the two sealing portions 112 are supported on the bottom wall of the receiving recess 133, i.e., the supporting surface 131.
Referring to fig. 4, in an alternative embodiment, the supporting boss 132 has two side surfaces and a top surface, the two side surfaces of the supporting boss 132 are respectively connected to the top surface of the supporting boss 132, the top surface of the supporting boss 132 supports the cell body of the cell module 111, and the side surfaces of the supporting boss 132 extend to the supporting surface 131.
Alternatively, the side surfaces of the support bosses 132 extend obliquely from the top surfaces of the support bosses 132 to the support surface 131. It should be noted that the boss is generally trapezoidal in cross-section (the dimension of the top surface is smaller than the dimension of the bottom edge). The slope of the support boss 132 can facilitate the fitting of the bead part 112 into the receiving recess 133, i.e., a guiding function.
Optionally, the top surface of the support boss 132 is parallel to the support surface 131.
In an alternative embodiment, a first adhesive layer is disposed between the support structure 130 and the cell module 111; and/or a second adhesive layer is disposed between the support structure 130 and the housing assembly 120.
It should be noted that, in the embodiment of the present invention, the supporting structure 130 and the cell module 111 may be assembled by bonding the supporting structure 130 and the bottom of the cell module 111 with glue, and the glue is solidified to form a first bonding layer; glue is applied to the bottom plate of the support structure 130 and the housing assembly 120, and a second adhesive layer is formed after the glue is solidified.
Alternatively, the width of the support boss 132 is greater than the width of the receiving groove 133.
Referring to fig. 3, optionally, the support bosses 132 are located at the head and tail positions of the support structure 130, and the width of the support bosses 132 at the head and tail positions is smaller than the width of the support bosses 132 at other positions. Of course, the support bosses 132 or the receiving grooves 133 at the head and tail positions are not limited to this, and the head and tail positions may be the support bosses 132 or the receiving grooves 133 in principle.
In an alternative embodiment, the supporting structure 130 is further provided with a limiting portion 134, the limiting portion 134 is connected to two adjacent limiting bosses, and the surface of the limiting portion 134 is higher than the supporting surface 131 and lower than or equal to the top surfaces of the limiting bosses. The limiting portion 134 is located on one side of the accommodating groove 133, and can limit the edge sealing portion 112 during assembly, which is beneficial to improving the assembly efficiency.
The utility model provides an automobile, including as any one of the preceding embodiment's battery module 100. The automobile can be a new energy automobile and the like. Of course, the embodiment of the present invention provides a battery module 100 not only for use in an automobile, but also for use in other electric devices.
Referring to fig. 1 to fig. 5, a battery module 100 and an automobile according to an embodiment of the present invention: this battery module 100 includes core subassembly, casing subassembly 120 and supporting structure 130, has a holding surface 131 on this supporting structure 130 to be provided with support boss 132 on holding surface 131, form between two adjacent support bosses 132 and accept recess 133, support boss 132 can support electric core body, and it can support banding portion 112 to accept recess 133, thereby is convenient for the assembly of electric core module 111. Further, by providing the support structure 130 between the edge sealing portion 112 and the case unit 120, a safe distance can be secured between the edge sealing portion 112 and the case unit 120, and the case deformation and possible insulation problems due to the edge sealing portion 112 can be prevented. In the embodiment of the present invention, the supporting structure 130 is connected to the battery cell module 111 and the housing assembly 120, on one hand, the battery cell module 111 can be supported, and on the other hand, the problems of deformation of the housing and insulation risk caused by the direct contact between the battery cell module 111 and the housing assembly 120 can also be avoided. The embodiment of the utility model provides a can guarantee the safe distance of electric core banding and bottom plate, reduce because of deformation, insulating risk that electric core banding and bottom plate contact produced.
The above description is only a preferred embodiment of the present invention and is not intended to limit the present invention, and various modifications and changes may be made by those skilled in the art. Any modification, equivalent replacement, or improvement made within the spirit and principle of the present invention should be included in the protection scope of the present invention.
Claims (10)
1. A battery module is characterized by comprising a battery core component (110), a shell component (120) and a supporting structural component (130);
the cell assembly (110) comprises a plurality of groups of cell modules (111), wherein the cell modules (111) are provided with edge sealing parts (112);
the supporting structure member (130) is provided with a supporting surface (131), a plurality of supporting bosses (132) are arranged on the supporting surface (131), an accommodating groove (133) is formed between every two adjacent supporting bosses (132), the cell body of the cell module (111) is supported on the supporting bosses (132), and the edge sealing part (112) is accommodated in the accommodating groove (133);
the shell assembly (120) is enclosed to form a cavity, and the electric core assembly (110) and the supporting structural member (130) are arranged in the cavity.
2. The battery module according to claim 1, wherein the cross-sectional width of the receiving groove (133) is greater than the cross-sectional width of the sealing edge portion (112); or, a gap is arranged between the sealing part (112) and the side wall of the containing groove (133).
3. The battery module according to claim 1 or 2, wherein a gap is formed between the edge sealing parts (112) of two adjacent groups of the cell modules (111); and in the plurality of groups of the cell modules (111), the edge sealing parts (112) of two adjacent groups of the cell modules (111) are contained in the same cell module (111) in the containing groove (133).
4. The battery module according to claim 1, wherein the support boss (132) has two side surfaces and a top surface, the two side surfaces of the support boss (132) are respectively connected with the top surface of the support boss (132), the top surface of the support boss (132) supports the cell body of the cell module (111), and the side surfaces of the support boss (132) extend to the support surface (131).
5. The battery module according to claim 4, wherein the side surfaces of the support bosses (132) extend obliquely from the top surfaces of the support bosses (132) to the support surfaces (131).
6. The battery module according to claim 4, wherein the top surface of the support boss (132) is parallel to the support surface (131).
7. The battery module according to claim 1, wherein a first adhesive layer is arranged between the support structure (130) and the cell module (111); and/or a second bonding layer is arranged between the support structure (130) and the shell assembly (120).
8. The battery module according to claim 1, wherein the support structure (130) is further provided with a limiting part (134), the limiting part (134) is connected with two adjacent limiting bosses, and the surface of the limiting part (134) is higher than the support surface (131) and lower than or equal to the top surfaces of the limiting bosses.
9. The battery module according to claim 1, wherein the support bosses (132) are located at the fore-and-aft positions of the support structure (130), and the width of the support bosses (132) located at the fore-and-aft positions is smaller than the width of the support bosses (132) located at other positions.
10. An automobile, characterized by comprising the battery module (100) according to any one of claims 1 to 9.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202022891624.0U CN213546447U (en) | 2020-12-02 | 2020-12-02 | Battery module and car |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202022891624.0U CN213546447U (en) | 2020-12-02 | 2020-12-02 | Battery module and car |
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| Publication Number | Publication Date |
|---|---|
| CN213546447U true CN213546447U (en) | 2021-06-25 |
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202022891624.0U Active CN213546447U (en) | 2020-12-02 | 2020-12-02 | Battery module and car |
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| CN (1) | CN213546447U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN113745712A (en) * | 2021-09-07 | 2021-12-03 | 孚能科技(赣州)股份有限公司 | Gasket, electric core group and battery pack |
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2020
- 2020-12-02 CN CN202022891624.0U patent/CN213546447U/en active Active
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN113745712A (en) * | 2021-09-07 | 2021-12-03 | 孚能科技(赣州)股份有限公司 | Gasket, electric core group and battery pack |
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