CN220324601U - Light new energy vehicle battery frame assembly - Google Patents
Light new energy vehicle battery frame assembly Download PDFInfo
- Publication number
- CN220324601U CN220324601U CN202321692856.0U CN202321692856U CN220324601U CN 220324601 U CN220324601 U CN 220324601U CN 202321692856 U CN202321692856 U CN 202321692856U CN 220324601 U CN220324601 U CN 220324601U
- Authority
- CN
- China
- Prior art keywords
- frame assembly
- new energy
- assembly
- reinforcing plate
- energy vehicle
- Prior art date
- 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.)
- Active
Links
- 239000000463 material Substances 0.000 claims abstract description 13
- 239000013585 weight reducing agent Substances 0.000 claims abstract description 9
- 230000003014 reinforcing effect Effects 0.000 claims description 36
- 238000003466 welding Methods 0.000 claims description 13
- 229910000831 Steel Inorganic materials 0.000 claims description 8
- 239000010959 steel Substances 0.000 claims description 8
- 239000002131 composite material Substances 0.000 claims description 4
- 238000005096 rolling process Methods 0.000 claims 1
- 230000000712 assembly Effects 0.000 abstract description 4
- 238000000429 assembly Methods 0.000 abstract description 4
- 238000004519 manufacturing process Methods 0.000 abstract description 3
- 238000005457 optimization Methods 0.000 abstract description 2
- 230000000694 effects Effects 0.000 description 2
- 229910052782 aluminium Inorganic materials 0.000 description 1
- XAGFODPZIPBFFR-UHFFFAOYSA-N aluminium Chemical compound [Al] XAGFODPZIPBFFR-UHFFFAOYSA-N 0.000 description 1
- 230000009286 beneficial effect Effects 0.000 description 1
- 238000005260 corrosion Methods 0.000 description 1
- 230000007797 corrosion Effects 0.000 description 1
- 238000010586 diagram Methods 0.000 description 1
- 238000005265 energy consumption Methods 0.000 description 1
- 238000009957 hemming Methods 0.000 description 1
- 230000003116 impacting effect Effects 0.000 description 1
- 238000009434 installation Methods 0.000 description 1
- JEIPFZHSYJVQDO-UHFFFAOYSA-N iron(III) oxide Inorganic materials O=[Fe]O[Fe]=O JEIPFZHSYJVQDO-UHFFFAOYSA-N 0.000 description 1
- 229910052751 metal Inorganic materials 0.000 description 1
- 239000002184 metal Substances 0.000 description 1
- 238000003825 pressing Methods 0.000 description 1
- 238000004080 punching Methods 0.000 description 1
Landscapes
- Battery Mounting, Suspending (AREA)
Abstract
The utility model discloses a lightweight battery frame assembly of a new energy vehicle, which is of a C-shaped semi-surrounding structure, and comprises a bottom frame assembly, wherein two ends of the bottom frame assembly are symmetrically and fixedly provided with support plate assemblies, the bottom of the frame assembly is provided with a detachable bottom guard plate, the support plate assemblies are of an L-shaped structure, the side walls and the bottom of the L-shaped structure are provided with a plurality of weight reduction grooves, and the upper part of the support plate assembly is provided with curled edges. The utility model reduces the weight of the battery pack frame assembly, simplifies the manufacturing process of parts, reduces the types and the number of the parts, improves the assembly efficiency and is convenient for the application of the multi-specification modules through the application of novel materials, the optimization of the part structure, the improvement of the connection mode and the like.
Description
Technical Field
The utility model relates to a battery pack assembly mounting structure for a new energy automobile, in particular to a lightweight new energy automobile battery frame assembly, and belongs to the technical field of new energy automobiles.
Background
At present, the manufacturing of the new energy battery frame of the commercial vehicle mostly adopts low-strength sectional materials and plates, such as Q355B and the like, the thickness of parts is larger, the structural design is not exquisite enough, the connection mode is complicated, the weight of the battery frame assembly is larger, the influence on the energy consumption of the whole new energy battery frame assembly is larger, and a light-weight new energy commercial vehicle battery frame assembly is urgently needed.
Disclosure of Invention
The utility model aims to: the utility model aims to provide a light new energy vehicle battery frame assembly, which reduces the weight of the battery pack frame assembly, simplifies the part manufacturing process, reduces the types and the number of parts, improves the assembly efficiency and is convenient for the application of a multi-specification module by the application of novel materials, the optimization of part structures, the improvement of connection modes and the like.
The technical scheme is as follows: the battery frame assembly is of a C-shaped semi-surrounding structure, the battery frame assembly comprises a bottom frame assembly, support plate assemblies are symmetrically and fixedly arranged at two ends of the bottom frame assembly, a detachable bottom guard plate is arranged at the bottom of the frame assembly, the support plate main support plate is of an L-shaped structure, a plurality of weight reduction grooves are formed in the side wall and the bottom of the L-shaped structure, and curled edges are arranged at the upper part of the support plate main support plate.
Further, the bottom frame is assembled into a 'kou' -shaped structure or a 'ri' -shaped structure.
Further, the bottom frame assembly is formed by welding a plurality of bottom frame supporting pipes, the top angles of the outer bottom frame supporting pipes are reinforced and fixed by adopting a first reinforcing plate, the inner bottom frame supporting pipes and the outer bottom frame supporting pipes are reinforced and fixed by adopting a second reinforcing plate, and the pipe wall thickness of the bottom frame supporting pipes is 2-3 mm.
Further, the bottom frame support tube is a closed tube.
Further, the side wall of the weight reducing groove of the side wall of the L-shaped structure is provided with a detachable mounting plate.
Further, the mounting plate is mounted on the outer side of the weight-reducing groove of the side wall of the L-shaped structure through bolts.
Further, the support plate assembly adopts a first structure reinforcing plate and a second structure reinforcing plate to strengthen, the first structure reinforcing plate is consistent with the trend of the curled edge, the second structure reinforcing plate is of a U-shaped structure, the second structure reinforcing plate is arranged on the inner side of the bottom of the L-shaped structure, and a weight reducing groove consistent with the weight reducing groove of the bottom of the L-shaped structure is formed in the second structure reinforcing plate.
Further, the hemming is formed by stamping, the bottom frame supporting tube is formed by high-strength steel roller pressing, and the first reinforcing plate and the second reinforcing plate are fixed with the bottom frame supporting tube by welding.
Further, the material of the bottom guard plate is a light weight composite material (LWRT).
Further, the supporting plate assemblies are welded at two ends of the bottom frame assembly, the bottom guard plates are mounted at the bottom of the bottom frame assembly through bolts, and the thickness of the bottom guard plates is 3-4mm.
Further, the bottom guard plate is of a flat plate structure or a structure with uneven ribs and uneven wall thickness.
Further, the material of the bottom frame supporting tube is QsTE700 steel, and the supporting plate assembly is formed by stamping 610L of material.
The beneficial effects are that: compared with the prior art, the utility model has the following remarkable advantages:
(1) The utility model adopts the design proposal that a plurality of materials and a plurality of structural forms are used together, the whole battery frame assembly is in a C-shaped structure, the strength and the rigidity of the product can be better ensured, the weight reduction of parts can be realized to the maximum extent, and the weight reduction effect of more than 30 percent is realized in the project;
(2) The bottom frame supporting tube is formed by adopting high-strength steel roller press, the materials can be steel such as QsTE700, the cross section form of the bottom guard plate can be in a structure such as a Chinese character 'kou' shape or a Chinese character 'ri' shape, and the weight reduction effect of more than 20% can be realized under the condition of the same performance;
(3) The application of the multi-specification module can be realized by changing the width dimension of the bottom frame supporting tube.
(4) The assembly of the module is hoisted to the battery frame from the upper side, and the reinforcing plate is connected by bolts, so that the assembly mode is simple and reliable.
(5) The whole supporting plate assembly (1) and the whole frame assembly (2) of the battery frame assembly are connected in a welding mode, and compared with a bolt connection mode, the battery frame assembly has lighter weight, less parts and better rigidity.
(6) The bottom guard plate of the battery frame assembly adopts a light composite material (LWRT) bottom guard plate, compared with steel and aluminum material bottom guard plates, the bottom guard plate has no corrosion and rust problems, the weight is reduced by more than 4 times, and compared with a metal bottom guard plate, the bottom guard plate can also reduce noise of foreign matters impacting the bottom guard plate.
(7) The reinforcing plate is arranged on the bottom frame assembly, so that the rigidity and strength of the assembly can be improved conveniently, and the bottom frame assembly can be connected with the module assembly conveniently; the bottom guard plate is connected with the battery frame assembly through bolts, so that the battery frame assembly is convenient to install and detach.
Drawings
FIG. 1 is a schematic diagram of the structure of the present utility model;
FIG. 2 is a schematic view of a pallet assembly according to the present utility model;
FIG. 3 is a schematic view of a frame assembly according to the present utility model.
Detailed Description
The technical scheme of the utility model is further described below with reference to the accompanying drawings.
As shown in fig. 1, the battery frame assembly of the light new energy vehicle is of a C-shaped semi-surrounding structure, the battery frame assembly comprises a bottom frame assembly 2, two ends of the bottom frame assembly 2 are symmetrically welded with a support plate assembly 1, a bottom guard plate 3 is arranged at the bottom of the frame assembly 2 through bolts, the support plate assembly 1 is of an L-shaped structure, a plurality of weight reducing grooves are formed in the side wall and the bottom of the L-shaped structure, a curled edge 101 is welded at the upper part of the support plate assembly 1, and the bottom guard plate 3 is made of a light composite material (LWRT).
As shown in fig. 2, the pallet assembly 1 is formed by stamping high-strength steel, the mounting plate 102 is mounted on the outer side of a weight reduction groove of the side wall of an L-shaped structure of the pallet assembly 1 through bolts, the pallet assembly 1 is reinforced by adopting a first structural reinforcing plate 103 and a second structural reinforcing plate 104, the trend of the first structural reinforcing plate 103 is consistent with that of the curled edge 101, the second structural reinforcing plate 104 is of a U-shaped structure, the second structural reinforcing plate 104 is arranged on the inner side of the bottom of the L-shaped structure, the weight reduction groove consistent with the weight reduction groove of the bottom of the L-shaped structure is arranged on the second structural reinforcing plate 104, and the first structural reinforcing plate 103 and the second structural reinforcing plate 104 are fixed with the pallet assembly 1 of the L-shaped structure in a welding mode.
As shown in fig. 3, the bottom frame assembly 2 of the present embodiment is a "ri" structure formed by welding 7 bottom frame support tubes 201, the top corners of the outer bottom frame support tubes 201 are reinforced and fixed by welding a first reinforcing plate 202, the inner bottom frame support tubes 201 and the outer bottom frame support tubes 201 are reinforced and fixed by welding a second reinforcing plate 203, and the wall thickness of the bottom frame support tubes 201 is 2-3 mm. In this embodiment, the standard of the bottom frame support tube 201 is typically 80×40mm, 80×60 mm or 100×60 mm, and in this embodiment, 80×40mm, the pallet assembly 1 is formed by punching 610L of material.
The battery frame assembly is mainly formed by connecting in a welding mode, a supporting plate assembly 1 and a bottom frame assembly 2 are connected in a welding mode, and a bottom guard plate 3 is installed on the bottom frame assembly 2 in a bolt connection mode; the curled edge 101 in the supporting plate assembly 1 is connected with the first structure reinforcing plate 103 and the second structure reinforcing plate 104 in a welding mode, and the mounting plate 102 is connected to the supporting plate assembly 1 by bolts; the bottom frame support tube 201, the first reinforcing plate 202 and the second reinforcing plate 203 in the bottom frame assembly 2 are all connected by welding.
Working principle:
the battery frame assembly is mainly used for bearing the battery module assembly and related electrical accessories; the battery frame assembly is mounted on the automobile body by bolts, so that the battery frame assembly is convenient to detach and maintain; the supporting plate assembly 1 mainly plays a supporting role between the vehicle body and the battery, and the supporting plate assembly 1 is fixed on the vehicle body by bolts, so that the installation and the disassembly are convenient; the sub-frame assembly 2 is mainly used for fixing a battery, a wire harness, and the like.
Claims (10)
1. The utility model provides a new energy vehicle battery frame assembly of lightweight, its characterized in that, battery frame assembly is "C" type semi-enclosed structure, battery frame assembly includes bottom frame assembly (2), the both ends symmetry of bottom frame assembly (2) is fixed and is equipped with layer board assembly (1), frame assembly (2) bottom is equipped with detachable end backplate (3), layer board assembly (1) is "L" type structure, the lateral wall and the bottom of "L" type structure are equipped with a plurality of weight-reducing grooves, layer board assembly (1) upper portion is equipped with turn-ups (101).
2. The lightweight new energy vehicle battery frame assembly according to claim 1, wherein the bottom frame assembly (2) is of a "mouth" or "sun" shape.
3. The light new energy vehicle battery frame assembly according to claim 1, wherein the bottom frame assembly (2) is formed by welding a plurality of bottom frame support pipes (201), the top angles of the outer bottom frame support pipes (201) are reinforced and fixed by adopting a first reinforcing plate (202), the inner bottom frame support pipes (201) and the outer bottom frame support pipes (201) are reinforced and fixed by adopting a second reinforcing plate (203), and the pipe wall thickness of the bottom frame support pipes (201) is 2-3 mm.
4. The lightweight new energy vehicle battery frame assembly according to claim 1, wherein a detachable mounting plate (102) is arranged outside the weight reducing groove of the side wall of the L-shaped structure.
5. The lightweight new energy vehicle battery frame assembly of claim 4, wherein the mounting plate (102) is bolted outside a weight-reducing channel in the side wall of the "L" structure.
6. The light new energy vehicle battery frame assembly according to claim 1, wherein the pallet assembly (1) is reinforced by a first structural reinforcing plate (103) and a second structural reinforcing plate (104), the trend of the first structural reinforcing plate (103) is consistent with that of the curled edge (101), the second structural reinforcing plate (104) is of a U-shaped structure, the second structural reinforcing plate (104) is arranged on the inner side of the bottom of the L-shaped structure, and a weight reduction groove consistent with that of the bottom of the L-shaped structure is formed in the second structural reinforcing plate (104).
7. The light-weight new energy vehicle battery frame assembly according to claim 3, wherein the curled edges (101) are formed by stamping, the bottom frame supporting tube (201) is formed by rolling high-strength steel, and the first reinforcing plate (202) and the second reinforcing plate (203) are fixed with the bottom frame supporting tube (201) by welding.
8. The lightweight new energy vehicle battery frame assembly as claimed in claim 1, wherein the material of the bottom guard plate (3) is a lightweight composite material.
9. The light-weight new energy vehicle battery frame assembly according to any one of claims 1 to 8, wherein the pallet assembly (1) is welded at two ends of the bottom frame assembly (2), the bottom guard plate (3) is mounted at the bottom of the bottom frame assembly (2) through bolts, and the thickness of the bottom guard plate (3) is 3-4mm.
10. The lightweight new energy vehicle battery frame assembly as claimed in claim 3 or 7, wherein the material of the bottom frame support tube (201) is QsTE700 steel, and the pallet assembly (1) is formed by stamping 610L of material.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202321692856.0U CN220324601U (en) | 2023-06-30 | 2023-06-30 | Light new energy vehicle battery frame assembly |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202321692856.0U CN220324601U (en) | 2023-06-30 | 2023-06-30 | Light new energy vehicle battery frame assembly |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN220324601U true CN220324601U (en) | 2024-01-09 |
Family
ID=89424893
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202321692856.0U Active CN220324601U (en) | 2023-06-30 | 2023-06-30 | Light new energy vehicle battery frame assembly |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN220324601U (en) |
-
2023
- 2023-06-30 CN CN202321692856.0U patent/CN220324601U/en active Active
Similar Documents
| Publication | Publication Date | Title |
|---|---|---|
| CN201580395U (en) | Stainless steel vehicle body chassis structure of railway vehicle | |
| CN220324601U (en) | Light new energy vehicle battery frame assembly | |
| CN111216809A (en) | Improved generation car threshold structure | |
| CN116130865A (en) | High strength steel battery package shell structure | |
| CN216868926U (en) | Refrigerator compressor bottom plate and refrigerator | |
| CN214928962U (en) | Commercial car LNG gas cylinder is with no auxiliary girder high strength carbon steel welding stent | |
| CN201357864Y (en) | Variable section edge-beam type trapezoidal bearing vehicle frame | |
| CN213831903U (en) | Commercial car driver's cabin front suspension upper bracket structure | |
| CN211764886U (en) | Battery module mounting structure of four-wheel sanitation vehicle | |
| CN210912633U (en) | Auxiliary frame connecting plate with high bearing capacity and automobile | |
| CN110104066B (en) | Electric motor coach body frame chassis | |
| CN215322366U (en) | New energy automobile tye assembly | |
| CN113363648A (en) | Modularization battery package lower box body suitable for quick service and quick change | |
| CN208655705U (en) | A kind of aluminium alloy power battery cabinet lower case | |
| CN216636641U (en) | Locally-reinforced lightweight carbon fiber material vehicle body middle floor | |
| CN209870506U (en) | New energy commercial vehicle lightweight automobile crossbeam | |
| CN114735081B (en) | Aluminum alloy frame and power battery compartment integrated structure | |
| CN218505956U (en) | Electric logistics vehicle frame cross beam | |
| CN219406642U (en) | Front floor assembly of vehicle body and vehicle | |
| CN202147719U (en) | Tractor frame unit | |
| CN216301265U (en) | Plate section double-splicing structure for side edge of carriage | |
| CN218657294U (en) | Projection welding nut connecting plate structure | |
| CN220615967U (en) | Cabin cross beam of electric automobile | |
| CN203032771U (en) | Tail board structure of aluminium profile | |
| CN212479967U (en) | Drum brake punching and welding shoe with improved web |
Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| GR01 | Patent grant | ||
| GR01 | Patent grant |