CN221126100U - Novel power battery box - Google Patents
Novel power battery box Download PDFInfo
- Publication number
- CN221126100U CN221126100U CN202323084011.6U CN202323084011U CN221126100U CN 221126100 U CN221126100 U CN 221126100U CN 202323084011 U CN202323084011 U CN 202323084011U CN 221126100 U CN221126100 U CN 221126100U
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- Prior art keywords
- battery module
- box body
- mounting plate
- mounting
- battery
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- 238000009434 installation Methods 0.000 abstract description 16
- 230000017525 heat dissipation Effects 0.000 abstract description 6
- 230000009286 beneficial effect Effects 0.000 abstract description 4
- 210000005069 ears Anatomy 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 238000003466 welding Methods 0.000 description 1
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- Battery Mounting, Suspending (AREA)
Abstract
The utility model discloses a novel power battery box body, which relates to the technical field of electric automobiles and comprises a box body and at least two battery modules, wherein a plurality of mounting plates are arranged at the inner bottom of the box body, and each mounting plate is riveted with a bolt; mounting lugs are arranged at two ends of the bottom of the battery module, and the battery module is erected above the mounting plate through the mounting lugs and bolts; the inner bottom of the box body is provided with ribs for separating the battery modules. The utility model can realize the erection installation of the battery module through the mutual coordination of the installation lugs and the installation plates, and the installation mode can ensure that the height of the installation plates is the installation height of the battery module, thereby fully reducing the height between the battery module and the bottom in the box body on the basis of meeting the heat dissipation condition, further releasing the space in the box body, being beneficial to improving the cruising ability of the battery module and ensuring that the ground clearance of the box body meets the standard requirement.
Description
Technical Field
The utility model relates to the technical field of electric automobiles, in particular to a novel power battery box body.
Background
The power battery is an important part of the electric automobile, and the performance of each aspect directly influences the safety of the whole automobile. The power battery comprises a battery box body and a battery module arranged in the battery box body, and the battery module can generate heat during working, so that the heat needs to be dissipated in time. The traditional power battery box body is generally provided with a plurality of supporting beams with cross sections in a shape like a Chinese character 'ji' inside the box body to support the battery module, and the height of each supporting beam is more than 10mm, so that a certain gap exists between the bottom of the battery module and the inside of the box body, and the heat of the battery module can be ensured to be dissipated in time.
However, the bracing beam of this structure needs to occupy a large space of the case, and thus the height of the battery case needs to be designed large. In order to meet the ground clearance requirement, the vehicle chassis can only be made high, or the battery capacity can be reduced. However, if the chassis of the vehicle is made high, the design requirement of the low-floor passenger car cannot be met, and if the battery capacity is reduced, the requirement of the cruising ability of the vehicle cannot be met. Therefore, there is a need for an optimized design of the self structure of the battery case.
Disclosure of Invention
The utility model provides a novel power battery box body, and mainly aims to solve the problem that the structural design of the existing battery box body is unreasonable.
The utility model adopts the following technical scheme:
The novel power battery box comprises a box body and at least two battery modules, wherein a plurality of mounting plates are arranged at the inner bottom of the box body, and bolts are riveted on the mounting plates; mounting lugs are arranged at two ends of the bottom of the battery module, and the battery module is erected above the mounting plate through the mounting lugs and bolts; the inner bottom of the box body is provided with ribs for separating the battery modules.
Further, the battery module comprises a first battery module, a second battery module and a third battery module, the first battery module and the second battery module are mutually and transversely arranged in the box body in parallel, and the third battery module is longitudinally arranged in the box body.
Further, the mounting plate comprises a first mounting plate, a second mounting plate, a third mounting plate and a fourth mounting plate; the first mounting plate and the second mounting plate are transversely and oppositely arranged in the box body and used for supporting the first battery module and the second battery module; and the third mounting plate and the fourth mounting plate are longitudinally oppositely arranged in the box body and used for supporting the third battery module.
Further, the ribs comprise ribs one and ribs two; the rib I is vertically arranged between the first mounting plate and the second mounting plate and used for separating the first battery module from the second battery module; the second ribs are fixedly arranged at two edges of the mounting plate and used for separating the first battery module, the second battery module and the third battery module.
Further, the cross section of the rib I is in a shape like a Chinese character 'ji'.
Further, the second mounting plate is provided with a flange extending vertically upwards, and the flange forms the second rib.
Further, an L-shaped connecting plate is arranged between the second rib and the side wall of the box body.
Further, the first mounting plate to the fourth mounting plate are respectively provided with an extension part attached to the side wall of the box body.
Further, the wire harness box further comprises a supporting beam, wherein the supporting beam is arranged on the inner side wall of the box body, and a wiring space for arranging the wire harness is formed between the supporting beam and the box body; the supporting beam is provided with a plurality of wire harness mounting holes communicated with the wiring space.
Further, the outer bottom of the box body is provided with a plurality of mounting beams, and each mounting beam is internally embedded with a mounting nut connected to the frame.
Compared with the prior art, the utility model has the beneficial effects that:
1. The utility model can realize the erection installation of the battery module through the mutual coordination of the installation lugs and the installation plates, and the installation mode can ensure that the height of the installation plates is the installation height of the battery module, thereby fully reducing the height between the battery module and the bottom in the box body on the basis of meeting the heat dissipation condition, further releasing the space in the box body, being beneficial to improving the cruising ability of the battery module and ensuring that the ground clearance of the box body meets the standard requirement.
2. The rib for separating the battery modules is arranged at the inner bottom of the box body, so that the battery modules can be conveniently installed and positioned, and certain heat dissipation gaps are ensured among the battery modules.
Drawings
Fig. 1 is a schematic structural view of the present utility model.
Fig. 2 is an exploded view of the present utility model.
Fig. 3 is a top view of the case of the present utility model.
Fig. 4 is a schematic view of the structure of the outer bottom of the case according to the present utility model.
In the figure: 1-a box body; 21-a first battery module; 211-mounting ears; 22-a second battery module; 23-a third battery module; 31-mounting plate I; 310-bolts; 311-extensions; 32-mounting plate II; 33-mounting plate three; 34-mounting plate four; 41-rib I; 42-rib II; a 43-L-shaped connection plate; 5-supporting beams; 51-a harness installation hole; 52-flanging one; 53-flanging II; 54-bracket; 6-mounting a beam; 61-mounting a nut.
Detailed Description
Specific embodiments of the present utility model will be described below with reference to the accompanying drawings. Numerous details are set forth in the following description in order to provide a thorough understanding of the present utility model, but it will be apparent to one skilled in the art that the present utility model may be practiced without these details.
As shown in fig. 1 and 2, a novel power battery box body comprises a box body 1 and at least two battery modules, wherein a plurality of mounting plates are arranged at the inner bottom of the box body 1, and each mounting plate is riveted with a bolt 310; the mounting lugs 211 are arranged at two ends of the bottom of the battery module, and the mounting lugs 211 can be locked on the mounting plate through the mutual cooperation of nuts and riveted bolts 310 during mounting, so that the erection type mounting of the battery module is realized. The mounting mode can ensure that the height of the mounting plate is the mounting height of the battery module 2, so that the height between the battery module and the inner bottom of the box body 1 is fully reduced on the basis of meeting the heat dissipation condition, and then the space in the box body 1 is released, thereby being beneficial to improving the cruising ability of the battery module and ensuring that the ground clearance of the box body 1 meets the standard requirement. In order to facilitate installation and positioning and ensure that a certain heat dissipation gap exists between each battery module, ribs for separating the battery modules are further arranged at the inner bottom of the box body 1 in the embodiment.
As shown in fig. 1 and 2, according to the actual space condition and distribution demand of the whole vehicle, the present embodiment designs three battery modules, specifically, a first battery module 21, a second battery module 22 and a third battery module 23, where the first battery module 21 and the second battery module 22 are arranged in parallel and transversely in the case 1, and the third battery module 23 is longitudinally arranged in the case 1. In this embodiment, the transverse direction refers to the longitudinal direction of the battery case, and the longitudinal direction refers to the width direction of the battery case.
As shown in fig. 2 and 3, based on the arrangement mode of the three battery modules, the mounting plates include a first mounting plate 31, a second mounting plate 32, a third mounting plate 33 and a fourth mounting plate 34; the first mounting plate 31 and the second mounting plate 32 are transversely oppositely arranged in the box body 1 and are used for supporting the first battery module 21 and the second battery module 22; a third mounting plate 33 and a fourth mounting plate 34 are disposed longitudinally opposite in the case 1 for supporting the third battery module 23. The ribs comprise ribs one 41 and ribs two 42; the rib one 41 is vertically arranged between the mounting plate one 31 and the mounting plate two 32 and is used for separating the first battery module 21 from the second battery module 22; the rib two 42 is fixedly arranged at the edge of the mounting plate two 32 and is used for separating the first battery module 21, the second battery module 22 and the third battery module 23. The design can realize overhead installation of each battery module, and can ensure that certain heat dissipation gaps exist among the battery modules.
As shown in fig. 2 and 3, the rib one 41 has a cross section with a shape of a Chinese character 'ji', so that the protruding portion can separate the first battery module 21 and the second battery module 22, and the portion attached to the bottom inside the case 1 can support the first battery module 21 and the second battery module 22 together with the mounting plate one 31 and the mounting plate two 32, thereby ensuring that the structure of the case 1 is more stable and reliable.
As shown in fig. 2 and 3, the second mounting plate 32 is provided with a vertically upwardly extending flange that forms the rib second 42, i.e., the second mounting plate 32 and the rib second 42 together form an integrally formed L-shaped structure. Because the position of the second mounting plate 32 is the stress concentration position of the three battery modules, the structural strength of the position can be effectively improved by directly designing the second mounting plate 32 and the second ribs 42 into an integrated structure, and the layout in the box body 1 is more compact and reasonable. In addition, in this embodiment, an L-shaped connection plate 43 is further disposed between the two ends of the rib two 42 and the side wall of the box body, so that the overall structural strength of the box body can be further improved.
As shown in fig. 2 and 3, the first mounting plate 31 to the fourth mounting plate 34 are respectively provided with an extension portion 311 attached to the inner side wall of the case 1, thereby increasing the welding area between the mounting plate and the case 1 and further ensuring a firm and reliable structure.
As shown in fig. 1 and 2, the power battery box further comprises a support beam 5, the support beam 5 is arranged on the inner side wall of the box 1, and a wiring space for arranging the wire harness is formed between the support beam 5 and the box 1; the support beam 5 is provided with a plurality of harness installation holes 51 communicating with the wiring space. The design can fully utilize the space in the box body 1 and ensure the concentration and the orderly arrangement of the wire harnesses. In order to fix the wire harness, brackets 54 for fixing the wire harness may be provided on each mounting plate and the inner side wall of the case 1.
As shown in fig. 2 and 3, as a preferable scheme: the support beam 5 is L-shaped, and both sides of the support beam 5 are respectively provided with a first turnup 52 and a second turnup 53, the first turnup 52 is mutually attached and welded with the inner side wall of the box body 1, and the second turnup 53 is mutually attached and welded with the inner bottom of the box body 1. Each mounting plate is arranged at the bottom of the supporting beam 5, so that the first flange 52 and the second flange 53 are respectively provided with a yielding recess at the corresponding positions of each mounting plate, and the two side walls of the L-shaped connecting plate 43 are respectively welded to the second rib 42 and the side wall of the supporting beam 5.
As shown in fig. 3, the outer bottom of the case 1 is provided with a plurality of mounting beams 6, and each mounting beam 6 is embedded with a mounting nut 61 connected to the frame, and the case 1 can be fixedly connected to the frame through the embedded mounting nuts 61, so that risks caused by vibration are further avoided, and firm and reliable mounting of the battery case is ensured.
The foregoing is merely illustrative of specific embodiments of the present utility model, but the design concept of the present utility model is not limited thereto, and any insubstantial modification of the present utility model by using the design concept shall fall within the scope of the present utility model.
Claims (10)
1. The utility model provides a novel power battery box, includes box and two at least battery module, its characterized in that: a plurality of mounting plates are arranged at the inner bottom of the box body, and bolts are riveted on the mounting plates; mounting lugs are arranged at two ends of the bottom of the battery module, and the battery module is erected above the mounting plate through the mounting lugs and bolts; the inner bottom of the box body is provided with ribs for separating the battery modules.
2. A novel power cell case as claimed in claim 1, wherein: the battery module comprises a first battery module, a second battery module and a third battery module, wherein the first battery module and the second battery module are mutually and transversely arranged in the box body in parallel, and the third battery module is longitudinally arranged in the box body.
3. A novel power cell case as claimed in claim 2, wherein: the mounting plate comprises a first mounting plate, a second mounting plate, a third mounting plate and a fourth mounting plate; the first mounting plate and the second mounting plate are transversely and oppositely arranged in the box body and used for supporting the first battery module and the second battery module; and the third mounting plate and the fourth mounting plate are longitudinally oppositely arranged in the box body and used for supporting the third battery module.
4. A novel power cell case as claimed in claim 3, wherein: the ribs comprise ribs I and ribs II; the rib I is vertically arranged between the first mounting plate and the second mounting plate and used for separating the first battery module from the second battery module; the second ribs are fixedly arranged at two edges of the mounting plate and used for separating the first battery module, the second battery module and the third battery module.
5. The novel power battery box as claimed in claim 4, wherein: the cross section of the rib I is in a shape like a Chinese character 'ji'.
6. The novel power battery box as claimed in claim 4, wherein: the second mounting plate is provided with a flange extending vertically upwards, and the flange forms the second rib.
7. The novel power battery box as claimed in claim 4, wherein: an L-shaped connecting plate is arranged between the second rib and the side wall of the box body.
8. A novel power cell case as claimed in claim 3, wherein: and the first mounting plate to the fourth mounting plate are respectively provided with an extension part which is attached to the side wall of the box body.
9. A novel power cell case as claimed in claim 1, wherein: the wire harness box comprises a box body and is characterized by further comprising a supporting beam, wherein the supporting beam is arranged on the inner side wall of the box body, and a wiring space for arranging the wire harness is formed between the supporting beam and the box body; the supporting beam is provided with a plurality of wire harness mounting holes communicated with the wiring space.
10. A novel power cell case as claimed in claim 1, wherein: the outer bottom of the box body is provided with a plurality of mounting beams, and each mounting beam is internally embedded with a mounting nut connected to the frame.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202323084011.6U CN221126100U (en) | 2023-11-15 | 2023-11-15 | Novel power battery box |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202323084011.6U CN221126100U (en) | 2023-11-15 | 2023-11-15 | Novel power battery box |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN221126100U true CN221126100U (en) | 2024-06-11 |
Family
ID=91367401
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202323084011.6U Active CN221126100U (en) | 2023-11-15 | 2023-11-15 | Novel power battery box |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN221126100U (en) |
-
2023
- 2023-11-15 CN CN202323084011.6U patent/CN221126100U/en active Active
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