CN213782162U - Battery pack box and battery pack - Google Patents
Battery pack box and battery pack Download PDFInfo
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- CN213782162U CN213782162U CN202022455661.7U CN202022455661U CN213782162U CN 213782162 U CN213782162 U CN 213782162U CN 202022455661 U CN202022455661 U CN 202022455661U CN 213782162 U CN213782162 U CN 213782162U
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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 relates to a battery technology field provides a battery package box and battery package, battery package box, including the structure roof beam, the structure roof beam includes the horizontal plate and connects perpendicularly in the vertical board of horizontal plate, and the horizontal plate includes and connects perpendicularly in the horizontal plate main part of vertical board, and the relative both ends of horizontal plate main part are the outside protruding extension of formation extension plate body, and the thickness of extending the plate body is less than the thickness of horizontal plate main part in order to form the stair structure, and the tip of liquid cooling board stretches into in stair structure department and connects in extending the plate body. The stair structure of horizontal plate tip satisfies the tip of liquid cold plate and stretches into this stair structure department and extend the plate body and be connected, like this, has changed the connected mode of the horizontal plate of liquid cold plate and structure roof beam, and the two is the level promptly and connects side by side, and simultaneously, the stair structure wears to establish for the fastener and connects and provide the impetus, like this, reduces the installation degree of difficulty to and, the liquid cold plate is also higher with the stability of being connected of structure roof beam, and the whole machinery of battery package box is promoted by a wide margin promptly.
Description
Technical Field
The utility model relates to a battery technology field especially provides a battery package box and have battery package of this battery package box.
Background
In the design of an aluminum extrusion power battery pack for a new energy automobile, the requirements on the mechanical properties of the battery pack, such as mode, vibration, extrusion and the like, are high, so that a structural beam is added in a battery pack box body, and the mechanical property of the battery pack box body is determined to a great extent by the design of the structural beam.
However, in the design of current battery package box, generally with the liquid cooling plate setting in the bottom of battery package box, range upon range of setting promptly, like this, the space of compression battery module also increases the connection degree of difficulty between liquid cooling plate and the box simultaneously, finally leads to the problem that battery package box mechanical properties is low, the reliability is poor.
SUMMERY OF THE UTILITY MODEL
The utility model aims at providing a battery package box aims at solving the current battery package box mechanical properties low, the poor problem of reliability.
In order to achieve the above object, the utility model adopts the following technical scheme: the utility model provides a battery package box, includes the structure roof beam, and the structure roof beam includes the horizontal plate and connects perpendicularly in the vertical board of horizontal plate, and the horizontal plate includes the vertical connection in the horizontal plate main part of vertical board, and the relative both ends of horizontal plate main part are outside protruding to be stretched and are formed the extension plate body, and the thickness that extends the plate body is less than the thickness of horizontal plate main part in order to form the stair structure, and the tip of liquid cooling board stretches into in stair structure department and connects in extending the plate body.
The utility model has the advantages that: the utility model provides a battery package box, the horizontal plate and the liquid cooling board of its structure roof beam are connected. In order to improve and be connected the reliability between horizontal plate and the liquid cooling board, the horizontal plate includes the horizontal plate main part and by the relative both ends of horizontal plate main part outside protruding extension formation's extension plate body, because the two thickness difference is in order to form the stair structure, thereby the tip that satisfies the liquid cooling board stretches into this stair structure department and is connected with the extension plate body, thus, the connected mode of the horizontal plate of liquid cooling board and structure roof beam has been changed, the two is the level and connects side by side promptly, simultaneously, the stair structure wears to establish for the fastener and connects and provide the impetus, thus, reduce the installation degree of difficulty, and, the connection stability of liquid cooling board and structure roof beam is also higher, the whole machinery of battery package box promptly is promoted by a wide margin.
In one embodiment, the extension plate has a plurality of first mounting holes, the battery pack case further includes a plurality of first sleeves corresponding to the liquid cooling plate, each first sleeve is mounted in the corresponding first mounting hole, and each first sleeve has an internal thread formed therein.
Through adopting above-mentioned technical scheme, wear to locate corresponding first bushing through the screw and connect in the liquid cooling board, realize being connected of liquid cooling board and extension plate body.
In one embodiment, the horizontal plate body is provided with a plurality of second mounting holes, the battery pack case further comprises a plurality of second sleeves corresponding to the battery modules, each second sleeve is mounted in the corresponding second mounting hole, and each second sleeve is internally provided with an internal thread.
Through adopting above-mentioned technical scheme, wear to locate corresponding second bushing through the screw and connect in battery module, realize being connected of liquid cooling board and horizontal plate main part.
In one embodiment, the horizontal plate body is a hollow structure, and the first support rib structure is arranged in the horizontal plate body.
Through adopting above-mentioned technical scheme, utilize first support muscle structure to improve the holistic structural strength of horizontal plate.
In one embodiment, the extension plate is a hollow structure, and a second support rib structure is arranged in the extension plate body.
Through adopting above-mentioned technical scheme, similarly, to being hollow structure's extension plate body, also utilize the second brace rod structure to improve the holistic structural strength of horizontal plate.
In one embodiment, a plurality of third mounting holes are formed in one end side, away from the horizontal plate, of the vertical plate, the battery pack box body further comprises an upper cover arranged on the vertical plate and a plurality of third sleeves corresponding to the upper cover, each third sleeve is mounted in the corresponding third mounting hole, and an internal thread is formed in each third sleeve.
By adopting the technical scheme, in order to improve the connection reliability of the vertical plate and the upper cover, a third sleeve is arranged in each third mounting hole of the vertical plate, and an internal thread is arranged in each third sleeve, so that when the screw is arranged in the third mounting hole of the vertical plate in a penetrating way to be connected with the upper cover, the screw is matched with the corresponding third sleeve to improve the connection contact area of the screw and the vertical plate,
in one embodiment, the vertical plate is a hollow structure, the third support rib structure is arranged in the vertical plate, and the thickness of the third support rib structure is gradually increased from the end far away from the horizontal plate body to the direction close to the end of the horizontal plate body.
Through adopting above-mentioned technical scheme, utilize the third brace rod structure to improve the structural strength of vertical board.
In one embodiment, the upper cover comprises a cover body, the cover body protrudes outwards to form a plurality of bosses, and the bosses correspond to the third sleeve.
Through adopting above-mentioned technical scheme, utilize the height of boss to raise the interval between lid and the vertical board to and, the screw of being convenient for wears to establish into the third sleeve that corresponds.
In one embodiment, the battery pack case further comprises a lower bottom plate arranged on one end side of the horizontal plate far away from the vertical plate and an upper bottom plate covering the liquid cooling plate.
By adopting the technical scheme, the liquid cooling plate is protected by utilizing the upper base plate and the lower base plate.
The application also provides a battery pack, which comprises the battery pack box body.
The utility model has the advantages that: the utility model provides a battery package, on the basis that has above-mentioned battery package box, holistic mechanical properties and structural strength are higher.
Drawings
In order to more clearly illustrate the technical solutions of the embodiments of the present invention, the drawings required for the embodiments or the prior art descriptions will be briefly described below, and it is obvious that the drawings in the following description are only some embodiments of the present invention, and it is obvious for those skilled in the art to obtain other drawings without creative efforts.
Fig. 1 is a schematic structural diagram of a battery pack case provided in an embodiment of the present invention;
fig. 2 is a cross-sectional view of a battery pack case provided in an embodiment of the present invention;
fig. 3 is a schematic structural diagram of a structural beam of a battery pack case provided by an embodiment of the present invention.
Wherein, in the figures, the respective reference numerals:
the battery pack box comprises a battery pack box body 100, a structural beam 10, a horizontal plate 11, a vertical plate 12, a first mounting hole 11a, a first sleeve 13, a second mounting hole 11b, a second sleeve 14, a horizontal plate main body 111, an extension plate body 112, a groove 111a, a first supporting rib structure 15, a second supporting rib structure 16, a third mounting hole 12a, an upper cover 20, a third sleeve 17, a third supporting rib structure 18, a cover body 21, a boss 22, a lower base plate 30, an upper base plate 40 and a liquid cooling plate 200.
Detailed Description
Reference will now be made in detail to the embodiments of the present invention, examples of which are illustrated in the accompanying drawings, wherein like reference numerals refer to the same or similar elements or elements having the same or similar functions throughout. The embodiments described below with reference to the drawings are exemplary and intended to be used for explaining the present invention, and should not be construed as limiting the present invention.
In the description of the present invention, it is to be understood that the terms "length", "width", "upper", "lower", "front", "rear", "left", "right", "vertical", "horizontal", "top", "bottom", "inner", "outer", and the like indicate orientations or positional relationships based on those shown in the drawings, and are merely for convenience of description and simplicity of description, and do not indicate or imply that the device or element being referred to must have a particular orientation, be constructed and operated in a particular orientation, and thus, should not be construed as limiting the present invention.
Furthermore, the terms "first", "second" and "first" are used for descriptive purposes only and are not to be construed as indicating or implying relative importance or implicitly indicating the number of technical features indicated. Thus, a feature defined as "first" or "second" may explicitly or implicitly include one or more of that feature. In the description of the present invention, "a plurality" means two or more unless specifically limited otherwise.
In the present invention, unless otherwise expressly stated or limited, the terms "mounted," "connected," and "fixed" are to be construed broadly and may, for example, be fixedly connected, detachably connected, or integrally formed; can be mechanically or electrically connected; either directly or indirectly through intervening media, either internally or in any other relationship. The specific meaning of the above terms in the present invention can be understood according to specific situations by those skilled in the art.
Referring to fig. 1 to 3, a battery pack case 100 according to the present invention includes a structural beam 10, the structural beam 10 includes a horizontal plate 11 and a vertical plate 12 vertically connected to the horizontal plate 11, the horizontal plate 11 includes a horizontal plate main body 111 vertically connected to the vertical plate 12, opposite ends of the horizontal plate main body 111 protrude outward to form an extension plate body 112, a thickness of the extension plate body 112 is smaller than a thickness of the horizontal plate main body to form a step structure, and an end of a liquid cooling plate 200 extends into the step structure and is connected to the extension plate body 112. It will be appreciated that the stepped configuration facilitates placement of the liquid-cooled plate 200, as well as the attachment of the two end-face abutting structures by fasteners.
The utility model provides a battery package box, the horizontal plate 11 and the liquid cooling board 200 of its structure roof beam are connected. In order to improve and be connected the reliability between horizontal plate 11 and the liquid cooling board 200, horizontal plate 11 includes horizontal plate main part 111 and by the relative both ends of horizontal plate main part 111 the extending plate body 112 of the protruding formation of outside, because the two thickness difference is in order to form the stair structure, thereby the tip that satisfies liquid cooling board 200 stretches into this stair structure department and is connected with extending plate body 112, thus, the connected mode of liquid cooling board 200 and the horizontal plate 11 of structure roof beam has been changed, the two is the level and connects side by side promptly, and simultaneously, the stair structure wears to establish for the fastener and connects and provide the impetus, thus, reduce the installation degree of difficulty, and, the connection stability of liquid cooling board 200 and structure roof beam is also higher, promptly the whole machinery of battery package box is promoted by a wide margin.
Referring to fig. 2, in one embodiment, the end of the liquid cooling plate 200 is also in a step structure, and is adapted to the step structure. Specifically, the end of the liquid cooling plate 200 extends outward to form a connection portion, and abuts against the extension plate 112, and is connected and fixed by a fastening member, such as a screw. Meanwhile, one end surface of the liquid cooling plate 200 is smaller than or equal to the end surface of the extension plate body 112.
Referring to fig. 1 to 3, in an embodiment, the extension plate 112 is provided with a plurality of first mounting holes 11a, the battery pack case 100 further includes a plurality of first sleeves 14 corresponding to the liquid cooling plate 200, each first sleeve 14 is mounted in the corresponding first mounting hole 11a, and each first sleeve 14 is provided with an internal thread therein. It will be appreciated that when the liquid cooling plate 200 is screwed to the extension plate 112, internal threads are formed in each of the first sleeves 14. Thus, when the screw is inserted into the first mounting hole 11a of the extension plate 112 and connected to the liquid cooling plate 200, the screw is matched with the corresponding first sleeve 14, so as to increase the contact area between the screw and the extension plate 112, and further improve the connection stability between the extension plate 112 and the liquid cooling plate 200.
Referring to fig. 1 to 3, in an embodiment, the horizontal plate main body 111 is provided with a plurality of second mounting holes 11b, the battery pack case 100 further includes a plurality of second sleeves 14 corresponding to the battery modules, each second sleeve 14 is mounted in the corresponding second mounting hole 11b, and each second sleeve 14 is provided with an internal thread therein. Similarly, when the horizontal plate main body 111 is connected to the battery module, the above-mentioned problem also exists, and therefore, the second sleeve 14 is disposed in the second mounting hole 11b of the horizontal plate main body 111, and the screw is inserted into the corresponding second sleeve 14 to connect to the battery module, thereby improving the connection stability between the battery module and the horizontal plate main body 111. Likewise, the internal thread of the second sleeve 14 is adapted to the external thread of the screw, ensuring that the screw does not move relatively within the second sleeve 14.
Referring to fig. 1 and 2, in one embodiment, the horizontal plate body 111 is a hollow structure, and the first supporting rib structure 15 is disposed in the horizontal plate body 111. It will be appreciated that the first support rib structure 15 is utilized to improve the overall structural strength of the horizontal plate 11. Here, the first support rib structure 15 is a vertical rib provided in the thickness direction of the horizontal plate main body 111. Of course, the first supporting rib structure 15 can also be obliquely disposed in the horizontal plate main body 111, that is, the first supporting rib structure 15 forms an included angle with the horizontal plate main body 111.
Referring to fig. 1 and 2, in one embodiment, the extension plate 112 is a hollow structure, and the second support rib structure 16 is disposed in the extension plate 112. Similarly, the second support rib structure 16 is also used for the extension plate body 112 having a hollow structure to improve the structural strength of the entire horizontal plate 11. Here, the second support rib structure 16 is a vertical rib provided in the thickness direction of the extension plate body 112. Of course, the second support rib structure 16 may also be obliquely disposed on the extension plate body 112, i.e. the second support rib structure forms an included angle with the extension plate body 112.
Referring to fig. 1 to 3, in an embodiment, a plurality of third mounting holes 12a are formed in one end of the vertical plate 12 away from the horizontal plate 11, the battery pack case 100100 further includes an upper cover 20 disposed on the vertical plate 12 and a plurality of third sleeves 17 corresponding to the upper cover 20, each third sleeve 17 is mounted in the corresponding third mounting hole 12a, and each third sleeve 17 has an internal thread formed therein. It should be understood that, similarly, in order to reduce the overall weight of the structural beam 10, the vertical plate 12 may also be hollow, so that, in order to improve the connection reliability between the vertical plate 12 and the upper cover 20, a third sleeve 17 is provided in each third mounting hole 12a of the vertical plate 12, and an internal thread is provided in each third sleeve 17, so that, when a screw is inserted into the third mounting hole 12a of the vertical plate 12 to connect with the upper cover 20, the screw cooperates with the corresponding third sleeve 17 to improve the connection contact area between the screw and the vertical plate 12,
referring to fig. 1 to 3, in an embodiment, the vertical plate 12 is hollow, the third brace structure 18 is disposed in the vertical plate 12, and the thickness of the third brace structure 18 gradually increases from the end far away from the horizontal plate body 111 to the end near the horizontal plate body 111. It will be appreciated that the third buttress construction 18 is utilized to improve the structural strength of the vertical plate 12. Here, the third support bead structure 18 is a plurality of horizontal beads provided in the thickness direction of the vertical plate 12. Of course, each horizontal rib can be obliquely arranged on the vertical plate 12, that is, the third supporting rib structure 18 forms an included angle with the vertical plate 12, or an included angle is formed between each horizontal rib, so that a stable triangular structure and the like are formed in the hollow vertical plate 12. Meanwhile, since the stress is most concentrated at the junction of the vertical plate 12 and the horizontal plate main body 111, the thickness of the third brace structure 18 is greater as it is closer to the junction of the vertical plate 12 and the horizontal plate main body 111, so that it is possible to provide sufficient support force.
Referring to fig. 1 and 2, in one embodiment, the upper cover 20 includes a cover body 21, the cover body 21 protrudes outward to form a plurality of bosses 22, and the bosses 22 correspond to the third sleeve 17. It will be appreciated that the height of the bosses 22 is used to raise the spacing between the cover 21 and the vertical plate 12 and to facilitate the threading of screws into the corresponding third sleeves 17.
Referring to fig. 2, in one embodiment, the battery pack case 100 further includes a lower plate 30 disposed on an end side of the horizontal plate 11 away from the vertical plate 12, and an upper plate 40 covering the liquid cooling plate 200. The liquid-cooled panel 200 is protected by the upper and lower plates 40 and 30.
As shown in fig. 2, a recess 111a is formed in the surface of the horizontal plate body 111 facing the lower plate 30, the position of the recess 111a corresponds to the position of the vertical plate 12, and the lower plate 30 is fixedly connected to the recess 111a of the horizontal plate body 111 by a locking member. The design of the groove 111a can reduce the cost, is beneficial to light weight and compactness, provides at least part of mounting positions for the locking piece and improves the space utilization rate; the upper base plate 40 is welded to the extension plate 112 of the horizontal plate 11, and specifically, the upper surface of the upper base plate 40 is flush with the upper surface of the extension plate 112. And a heat preservation gap is formed between the liquid cooling plate 200 and the lower bottom plate 30, so that the heat of the liquid cooling plate 200 is prevented from being transferred to the outside from the lower bottom plate 30 due to direct contact.
The present application further provides a battery pack including the battery pack case 100 described above.
The utility model provides a battery package, on the basis that has above-mentioned battery package box 100, holistic mechanical properties and structural strength are higher.
The above description is only exemplary of the present invention and should not be construed as limiting the present invention, and any modifications, equivalents and improvements made within the spirit and principles of the present invention are intended to be included within the scope of the present invention.
Claims (10)
1. The utility model provides a battery package box, includes the structure roof beam, the structure roof beam include the horizontal plate and connect perpendicularly in the vertical board of horizontal plate, its characterized in that: the horizontal plate including connect perpendicularly in the horizontal plate main part of vertical board, the relative both ends of horizontal plate main part are outside protruding to be stretched and are formed the extension plate body, the thickness that extends the plate body is less than the thickness of horizontal plate main part is in order to form the stair structure, the tip of liquid cooling board stretch into in stair structure department and connect in extend the plate body.
2. The battery pack case according to claim 1, characterized in that: the battery pack box body further comprises a plurality of first sleeves corresponding to the liquid cooling plates, the first sleeves are mounted in the corresponding first mounting holes, and internal threads are formed in the first sleeves.
3. The battery pack case according to claim 1, characterized in that: the battery pack box body further comprises a plurality of second sleeves corresponding to the battery modules, each second sleeve is installed in the corresponding second installation hole, and an internal thread is formed in each second sleeve.
4. The battery pack case according to claim 3, characterized in that: the horizontal plate main body is of a hollow structure, and a first supporting rib structure is arranged in the horizontal plate main body.
5. The battery pack case according to claim 2, characterized in that: the extension plate body is of a hollow structure, and a second support rib structure is arranged in the extension plate body.
6. The battery pack case according to claim 1, characterized in that: the battery pack box body further comprises an upper cover arranged on the vertical plate and a plurality of third sleeves corresponding to the upper cover, each third sleeve is arranged in the corresponding third mounting hole, and an internal thread is arranged in each third sleeve.
7. The battery pack case according to claim 6, wherein: the vertical plate is of a hollow structure, a third support rib structure is arranged in the vertical plate, and the thickness of the third support rib structure is gradually increased from one end far away from the horizontal plate main body to the direction close to one end of the horizontal plate main body.
8. The battery pack case according to claim 6, wherein: the upper cover comprises a cover body, the cover body protrudes outwards to form a plurality of bosses, and the bosses correspond to the third sleeve.
9. The battery pack case according to claim 1, characterized in that: the battery pack box body further comprises a lower bottom plate and an upper bottom plate, wherein the lower bottom plate is arranged on the side, away from one end of the vertical plate, of the horizontal plate, and the upper bottom plate is covered on the liquid cooling plate.
10. A battery pack, comprising: comprising the battery pack case according to any one of claims 1 to 9.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202022455661.7U CN213782162U (en) | 2020-10-29 | 2020-10-29 | Battery pack box and battery pack |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202022455661.7U CN213782162U (en) | 2020-10-29 | 2020-10-29 | Battery pack box and battery pack |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN213782162U true CN213782162U (en) | 2021-07-23 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202022455661.7U Active CN213782162U (en) | 2020-10-29 | 2020-10-29 | Battery pack box and battery pack |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN213782162U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| WO2024090709A1 (en) * | 2022-10-28 | 2024-05-02 | 에스케이온 주식회사 | Battery module and battery pack comprising same |
-
2020
- 2020-10-29 CN CN202022455661.7U patent/CN213782162U/en active Active
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| WO2024090709A1 (en) * | 2022-10-28 | 2024-05-02 | 에스케이온 주식회사 | Battery module and battery pack comprising same |
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