CN220065899U - PACK box and battery PACK - Google Patents
PACK box and battery PACK Download PDFInfo
- Publication number
- CN220065899U CN220065899U CN202321024962.1U CN202321024962U CN220065899U CN 220065899 U CN220065899 U CN 220065899U CN 202321024962 U CN202321024962 U CN 202321024962U CN 220065899 U CN220065899 U CN 220065899U
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- China
- Prior art keywords
- frame
- mounting groove
- pack
- wall
- section bar
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- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
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- 230000000149 penetrating effect Effects 0.000 claims abstract 2
- 230000000903 blocking effect Effects 0.000 claims description 56
- 238000001816 cooling Methods 0.000 claims description 6
- 239000007788 liquid Substances 0.000 claims description 6
- 239000012634 fragment Substances 0.000 abstract description 3
- 238000000034 method Methods 0.000 abstract description 3
- 238000003466 welding Methods 0.000 description 8
- 239000003292 glue Substances 0.000 description 4
- 238000003801 milling Methods 0.000 description 3
- 239000007787 solid Substances 0.000 description 3
- 229910000838 Al alloy Inorganic materials 0.000 description 2
- 238000010276 construction Methods 0.000 description 2
- 238000004519 manufacturing process Methods 0.000 description 2
- 239000002356 single layer Substances 0.000 description 2
- 230000009286 beneficial effect Effects 0.000 description 1
- 239000000428 dust Substances 0.000 description 1
- 230000005484 gravity Effects 0.000 description 1
- 238000009434 installation Methods 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 238000007789 sealing Methods 0.000 description 1
Landscapes
- Battery Mounting, Suspending (AREA)
Abstract
The utility model relates to the technical field of battery systems, in particular to a PACK box and a battery PACK, wherein a mounting groove penetrating through the side wall of a frame is formed between each section bar notch on the inner wall of the frame of a section bar and a first orifice closest to the section bar notch so as to assemble a plugging piece; according to the battery PACK, after the PACK box is applied to the battery PACK, fragments can be effectively prevented from entering the battery box in the vibration impact process to cause short circuit of the battery PACK, and the safety of the battery PACK is improved.
Description
Technical Field
The utility model relates to the technical field of battery systems, in particular to a PACK box and a battery PACK.
Background
In the production process of the battery pack section box body, in order to ensure hole position accuracy, after the section frame is welded, the CNC machine tool milling holes of the assembly is required, and a plurality of scraps generated during hole milling cannot be completely removed by using an air gun and a dust collector, and the scraps are easy to remain in the cavity of the section frame. After the battery package is in the loading, owing to there are a plurality of section bar breach that are used for connecting battery pack on the section bar frame, vibration and the impact that receive when consequently the battery package uses can make the piece that remains in section bar frame cavity enter into the inside of battery box through the section bar breach, even enter into the inside of battery module, this can lead to the battery package short circuit, causes very big potential safety hazard to the battery package.
In the prior art, a glue seal is generally used for blocking a section bar gap, the glue amount is difficult to control in actual use, and the glue can flow downwards under the action of gravity, so that the problem of glue gap is generated, and the production efficiency and the aesthetic property of the battery box body are affected.
Disclosure of Invention
The utility model aims at: the battery PACK box comprises a battery box body, a battery module, a battery box body, a battery PACK box body, a battery module, a battery PACK box body, a battery PACK box body and a battery PACK.
In order to achieve the above purpose, the technical scheme adopted by the utility model is as follows:
the utility model provides a PACK box, includes the section bar frame, the section bar frame is the structure that has the cavity, the frame inner wall of section bar frame contains a plurality of section bar breach, is being close to every section bar breach's position department is equipped with the mounting groove, the mounting groove is adapted with the shutoff piece, the shutoff piece is used for every section bar breach with other parts in the cavity keep apart each other in the section bar frame cavity to with the piece shutoff in the cavity of section bar frame, make piece unable departure through the section bar breach.
The utility model relates to a PACK box body, wherein a section frame of the PACK box body is a structural member with a hollow cavity, the inner wall of the frame of the section frame comprises a plurality of section gaps, a mounting groove is formed in the position, close to each section gap, of the inner wall of the section frame, and is used for assembling a plugging piece, and the plugging piece can isolate each section gap from other parts in the hollow cavity of the section frame, so that scraps can be plugged in the cavity of the section frame, cannot fly out through the section gaps and enter the inside of the battery box body, and the problem that a battery PACK is short-circuited and extremely potential safety hazards are caused to the battery PACK is avoided.
As a preferable scheme of the utility model, the distance l between the mounting groove and the profile notch is 10mm-15mm, the mounting groove is positioned between the profile notch and the first orifice closest to the profile notch, and the mounting groove is used for assembling the plugging piece.
As a preferable scheme of the utility model, the plugging piece comprises a first plugging piece and a second plugging piece, and the bottom of the inner wall of the frame is provided with a step for connecting a liquid cooling plate, so that the plugging piece is designed into a piece-type structure which can be matched with the step.
As a preferable scheme of the utility model, one side edge of the first blocking piece is provided with a first notch, and the height h of the first notch 1 The height h of the bottom step of the inner wall of the frame is larger than or equal to 2 Width d of the first notch 1 Is greater than or equal to the thickness d of the inner wall of the frame 2 The first notch is matched with the mounting groove, and the first blocking piece can be assembled with the cavity bottom plate of the profile frameAnd (3) abutting.
As a preferable scheme of the utility model, the width D of the blocking piece formed by the first blocking piece and the second blocking piece is larger than or equal to the width D of the profile notch, and the height h of the side edge of the blocking piece provided with the first notch is equal to the height of the mounting groove.
As a preferable scheme of the utility model, the first blocking piece and the second blocking piece are made of 3-series aluminum alloy, and the first blocking piece, the second blocking piece and the mounting groove are sealed by spot welding so as to enhance the welding strength of the blocking piece and the mounting groove.
As a preferable scheme of the utility model, two sides of the mounting groove are respectively provided with at least two fasteners for fixing the plugging piece, and two fasteners oppositely arranged at two sides of the mounting groove are in a group.
As a preferable scheme of the utility model, at least one group of fasteners are provided for fixing the first blocking piece, at least one group of fasteners are provided for fixing the second blocking piece, and the first blocking piece and the second blocking piece are buckled in the mounting groove through the fasteners, so that the blocking piece is firmly mounted, and the risk that the blocking piece falls off from the inner wall of the frame is reduced.
As a preferable scheme of the utility model, the section frame adopts a cavity structure, namely, the section frame is not a solid plate structure, but is designed into a hollow structure, and the cavity of the hollow structure is divided into a plurality of cavities through the section frame body.
As a preferable scheme of the utility model, the profile frame adopts a cavity structure, so that the profile frame structure is not a single-layer plate, but comprises a frame inner wall and a frame outer wall which are separated by a profile frame body, wherein the frame inner wall and the frame outer wall are provided with frame side walls, the wall surface of the frame inner wall faces the inside of the battery box body, the wall surface of the frame outer wall is the wall surface of the appearance surface of the battery box body, and the wall surface of the frame side wall is the wall surface connected with other profile frames.
The utility model also provides a battery PACK, which comprises the PACK box body and a battery component arranged in the PACK box body.
As a preferable scheme of the utility model, the liquid cooling plate of the battery assembly is connected with the step at the bottom of the inner wall of the frame of the PACK box body.
In summary, due to the adoption of the technical scheme, the beneficial effects of the utility model are as follows:
1. the utility model discloses a PACK box body, wherein a section frame of the PACK box body is a structural member with a hollow cavity, the inner wall of the frame of the section frame comprises a plurality of section gaps, a mounting groove is formed in the position, close to each section gap, of the inner wall of the section frame, and is used for assembling a plugging piece, and the plugging piece can isolate each section gap from other parts in the hollow cavity of the section frame, so that scraps can be plugged in the cavity of the section frame, cannot fly out through the section gaps and enter the inside of the battery box body, and the problem that a battery PACK is short-circuited and extremely hidden danger is caused to the battery PACK is avoided.
2. The battery PACK comprises the PACK box body and the battery assembly arranged in the PACK box body, and after the PACK box body is applied to the battery PACK, fragments can be effectively prevented from entering the battery box body in the vibration impact process to cause short circuit of the battery PACK, and the safety of the battery PACK is improved.
Drawings
FIG. 1 is a schematic view of an exploded construction of a profile frame of the present utility model;
FIG. 2 is an enlarged schematic view of the structure of section B of FIG. 1;
FIG. 3 is a schematic view of the profile frame of the present utility model;
FIG. 4 is an enlarged schematic view of the structure of section E of FIG. 3;
FIG. 5 is a schematic view of the structure after the second plug is placed in the mounting groove;
FIG. 6 is an enlarged schematic view of the structure of section C of FIG. 5;
FIG. 7 is a schematic view of the structure after the first plug is placed in the mounting groove;
FIG. 8 is an enlarged schematic view of the structure of section D of FIG. 7;
FIG. 9 is a schematic view of the structure after the first plug is placed in the mounting slot;
FIG. 10 is an enlarged schematic view of the G-section structure of FIG. 9;
FIG. 11 is a schematic view of the inner wall of the frame of the present utility model;
FIG. 12 is an enlarged schematic view of the portion A of FIG. 9;
FIG. 13 is a cross-sectional view of a profile frame of the present utility model;
FIG. 14 is an enlarged schematic view of the structure of section F of FIG. 11;
FIG. 15 is a schematic view of an exploded construction of a side wall of a bezel in accordance with the present utility model;
FIG. 16 is a schematic view of the side wall of the frame of the present utility model;
FIG. 17 is a schematic view of the structure of the outer wall of the frame of the present utility model;
fig. 18 is a schematic top view of the battery case of the present utility model.
The marks in the figure: 1-section bar frames; 110-hollow cavity; 111-inner wall of the frame; 112-rim sidewalls; 113-the outer wall of the frame; 2-a section bar notch; 21-a profile frame body; 3-mounting grooves; 4-plugging piece; 41-a first plug; 411-first gap; 42-a second plug; 5-a first orifice; 6-steps; 7-fasteners.
Detailed Description
The present utility model will be described in detail with reference to the accompanying drawings.
The present utility model will be described in further detail with reference to the drawings and examples, in order to make the objects, technical solutions and advantages of the present utility model more apparent. It should be understood that the specific embodiments described herein are for purposes of illustration only and are not intended to limit the scope of the utility model.
Example 1
As shown in fig. 1-10 and 18, a PACK box body comprises a profile frame 1, wherein the profile frame 1 is a structural member with a hollow cavity 110, the frame inner wall 111 of the profile frame 1 comprises a plurality of profile notches 2, a mounting groove 3 is formed at a position close to each profile notch 2, the mounting groove 3 is used for assembling a plugging piece 4, and the plugging piece 4 is used for mutually isolating each profile notch 2 from other parts in the hollow cavity 110 of the profile frame 1, so that scraps are plugged in the hollow cavity 110 of the profile frame 1, and the scraps cannot fly out through the profile notches 2.
The distance l between the mounting groove 3 and the profile notch 2 is 10mm-15mm, and the sealing piece 4 is sealed in the mounting groove 3 through spot welding, so that the spot welding can generate welding seams, and the distance l is reserved to avoid the welding seams from affecting the profile notch 2 to be connected with a battery assembly. The mounting groove 3 is located between the profile gap 2 and the first orifice 5 closest to the profile gap 2, and limiting the mounting groove 3 for fitting the closure member 4 between the first orifice 5 and the profile gap 2 can isolate the profile gap 2 from other parts in the hollow cavity 110 of the profile frame 1. Because the openings on the profile frame 1 are all connected with the structural components, the blocking piece 4 can block scraps generated by milling holes in the hollow cavity 110 of the profile frame 1, so that the scraps cannot fly out through the profile notch 2, as shown in fig. 11-14.
The above-mentioned blocking member 4 comprises a first blocking member 41 and a second blocking member 42, and since the bottom of the inner wall 111 of the frame is provided with a step 6 for connecting with the liquid cooling plate, the blocking member 4 is designed into a piece-type structure capable of adapting to the step 6, as shown in fig. 5-8.
In particular, one side edge of the first blocking member 41 is provided with a first notch 411, and the height h of the first notch 411 1 Is greater than or equal to the height h of the bottom step 6 of the inner wall 111 of the frame 2 Width d of first notch 411 1 Greater than or equal to thickness d of inner wall 111 of the frame 2 Since the bottom of the inner wall 111 of the frame is provided with the step 6 for connecting the liquid cooling plate, the first blocking member 41 is provided with the first notch 411, so that the first blocking member 41 can be mounted by matching with the step 6, the first notch 411 is matched with the mounting groove 3, and the first blocking member 41 can be abutted with the cavity bottom plate of the profile frame 1 after being mounted, as shown in fig. 2, 6, 12 and 15.
The width D of the blocking piece 4 formed by the first blocking piece 41 and the second blocking piece 42 is larger than or equal to the width D of the profile gap 2, the height h of the side edge of the blocking piece 4 provided with the first gap 411 is equal to the height of the mounting groove 3, so that the blocking piece 4 penetrates through the profile frame 1, the profile gap 2 is completely separated from other parts in the cavity 110 in the profile frame 1, and fragments are completely blocked in the profile frame 1, as shown in fig. 15-16. The first blocking piece 41 and the second blocking piece 42 are made of 3-series aluminum alloy, and the first blocking piece 41, the second blocking piece 42 and the mounting groove 3 are sealed by spot welding so as to enhance the welding strength of the blocking piece 4 and the mounting groove 3.
At least two fasteners 7 for fixing the plugging piece 4 are respectively arranged on two sides of the mounting groove 3, and two fasteners 7 oppositely arranged on two sides of the mounting groove 3 are a group. Wherein, at least one set of fasteners 7 is provided for fixing the first blocking member 41, at least one set of fasteners 7 is provided for fixing the second blocking member 42, and the first blocking member 41 and the second blocking member 42 are fastened in the installation groove 3 through the fasteners 7, so that the blocking member 4 is more firmly installed, and the risk that the blocking member 4 falls off from the inner wall 111 of the frame is reduced, as shown in fig. 9-10.
The above-mentioned section frame 1 adopts a cavity structure, that is, the section frame 1 is not a solid plate structure, but is designed into a hollow structure, and the cavity of the hollow structure is divided into a plurality of cavities by the section frame 21, so that the structure can improve the mechanical strength of the battery box, lighten the battery box, and obtain lighter weight compared with a solid plate structure under the same strength, as shown in fig. 2, 4, 6, 8 and 10.
Since the profile frame 1 adopts a cavity structure, the profile frame 1 structure is not a single-layer plate, but comprises a frame inner wall 111 and a frame outer wall 113 which are separated by a profile frame body 21, and a frame side wall 112 is arranged between the frame inner wall 111 and the frame outer wall 113, wherein the wall surface of the frame inner wall 111 is a wall surface facing the inside of the battery box body, the wall surface of the frame outer wall 113 is a wall surface of the appearance surface of the battery box body, and the wall surface of the frame side wall 112 is a wall surface connected with other profile frames 1, as shown in fig. 11 and 15-17.
Example 2
The utility model also provides a battery PACK, which comprises the PACK box body and a battery assembly arranged in the PACK box body.
The liquid cooling plate of the battery assembly is connected with the step 6 at the bottom of the inner wall 111 of the frame of the PACK box. After the PACK box is applied to the battery PACK, the phenomenon that the battery PACK is short-circuited due to the fact that scraps enter the battery box in the vibration impact process can be effectively avoided, and the safety of the battery PACK is improved.
The foregoing description of the preferred embodiments of the utility model is not intended to be limiting, but rather is intended to cover all modifications, equivalents, and alternatives falling within the spirit and principles of the utility model.
Claims (11)
1. The utility model provides a PACK box, includes section bar frame (1), its characterized in that, section bar frame (1) is for the structure that has cavity (110), frame inner wall (111) of section bar frame (1) contain a plurality of section bar breach (2), are being close to every section bar breach (2) position department is equipped with mounting groove (3), mounting groove (3) are adapted with shutoff piece (4), shutoff piece (4) are used for with every section bar breach (2) with other parts in cavity (110) are kept apart each other in section bar frame (1).
2. PACK case according to claim 1, wherein the distance l between the mounting groove (3) and the profile gap (2) is 10-15 mm, the mounting groove (3) being located between the profile gap (2) and the first aperture (5) adjacent to the profile gap (2).
3. PACK case according to claim 1, wherein the blocking piece (4) comprises a first blocking piece (41), a second blocking piece (42), the first blocking piece (41), the second blocking piece (42) being fitted in the mounting groove (3) and penetrating the profile frame (1).
4. A PACK case according to claim 3, wherein one side of the first blocking member (41) is provided with a first notch (411), the height of the first notch (411)Degree h 1 Is greater than or equal to the height h of the bottom step (6) of the inner wall (111) of the frame 2 。
5. PACK case according to claim 4, wherein the width d of the first notch (411) 1 Is greater than or equal to the thickness d of the inner wall (111) of the frame 2 The first notch (411) is matched with the mounting groove (3).
6. PACK case according to claim 4, wherein the width D of the blocking piece (4) consisting of the first blocking piece (41) and the second blocking piece (42) is greater than or equal to the width D of the profile gap (2), the side height h of the blocking piece (4) provided with the first gap (411) being equal to the height of the mounting groove (3).
7. PACK case according to any of claims 3-6, wherein at least two fastening elements (7) for fastening the blocking element (4) are provided on each side of the mounting groove (3), the two fastening elements (7) being arranged in opposite pairs.
8. PACK case according to claim 7, wherein said first blocking member (41) is provided with at least one set of said fastening members (7) and said second blocking member (42) is provided with at least one set of said fastening members (7).
9. PACK case according to claim 8, wherein the first (41) and second (42) plugs are snapped into the mounting groove (3) by means of the fastener (7).
10. A battery PACK comprising a PACK case according to any one of claims 1 to 9 and a battery assembly provided inside the PACK case.
11. A battery PACK according to claim 10, wherein the liquid cooling plate of the battery assembly is connected to the step (6) at the bottom of the PACK case frame inner wall (111).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202321024962.1U CN220065899U (en) | 2023-04-28 | 2023-04-28 | PACK box and battery PACK |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202321024962.1U CN220065899U (en) | 2023-04-28 | 2023-04-28 | PACK box and battery PACK |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN220065899U true CN220065899U (en) | 2023-11-21 |
Family
ID=88756332
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202321024962.1U Active CN220065899U (en) | 2023-04-28 | 2023-04-28 | PACK box and battery PACK |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN220065899U (en) |
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2023
- 2023-04-28 CN CN202321024962.1U patent/CN220065899U/en active Active
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| Date | Code | Title | Description |
|---|---|---|---|
| GR01 | Patent grant | ||
| GR01 | Patent grant |