CN217589286U - Carbon fiber battery case lid - Google Patents
Carbon fiber battery case lid Download PDFInfo
- Publication number
- CN217589286U CN217589286U CN202221340055.3U CN202221340055U CN217589286U CN 217589286 U CN217589286 U CN 217589286U CN 202221340055 U CN202221340055 U CN 202221340055U CN 217589286 U CN217589286 U CN 217589286U
- Authority
- CN
- China
- Prior art keywords
- battery case
- case lid
- carbon fiber
- box cover
- battery box
- 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
- 229920000049 Carbon (fiber) Polymers 0.000 title claims abstract description 20
- 239000004917 carbon fiber Substances 0.000 title claims abstract description 20
- VNWKTOKETHGBQD-UHFFFAOYSA-N methane Chemical compound C VNWKTOKETHGBQD-UHFFFAOYSA-N 0.000 title claims abstract description 20
- 239000000463 material Substances 0.000 claims abstract description 7
- 238000005728 strengthening Methods 0.000 claims abstract description 7
- 239000002131 composite material Substances 0.000 claims abstract description 6
- 239000000835 fiber Substances 0.000 claims abstract 2
- 230000003014 reinforcing effect Effects 0.000 claims description 22
- 238000009434 installation Methods 0.000 claims description 9
- 238000010586 diagram Methods 0.000 description 2
- 239000003365 glass fiber Substances 0.000 description 2
- 239000002184 metal Substances 0.000 description 2
- 238000012986 modification Methods 0.000 description 2
- 230000004048 modification Effects 0.000 description 2
- 239000013585 weight reducing agent Substances 0.000 description 2
- 230000007774 longterm Effects 0.000 description 1
- 238000000034 method Methods 0.000 description 1
- 239000011347 resin Substances 0.000 description 1
- 229920005989 resin Polymers 0.000 description 1
- 238000007789 sealing Methods 0.000 description 1
Images
Classifications
-
- 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
Landscapes
- Gas Exhaust Devices For Batteries (AREA)
- Battery Mounting, Suspending (AREA)
Abstract
The utility model provides a carbon fiber battery case lid, including the battery case lid body, the material of battery case lid body is carbon-fibre composite, the battery case lid body be provided with a plurality of first strengthening ribs along width direction, first strengthening rib extend to both sides face from the bottom of battery case lid body the utility model provides a traditional battery case lid weight is great, rigidity is relatively poor, the mode is lower, long-time use leads to the case lid to warp the scheduling problem easily.
Description
Technical Field
The utility model relates to an automobile body technical field especially relates to a carbon fiber battery case lid.
Background
The endurance mileage of the new energy automobile is directly related to the weight of the whole automobile, weight reduction of the new energy electric automobile is a long-term subject, the service performance of the whole automobile needs to be met, and weight reduction to the maximum extent is the development trend of the current and future. The battery box cover of a common new energy automobile is made by metal stamping or by mould pressing of a glass fiber and resin mixed composite material and is connected with the battery box assembly through screw connection, and then the connection position of the battery box cover and the battery box is sealed by using a sealing strip to form a closed box body, so that installation protection is provided for a battery core and other electrical elements. The traditional battery box cover with a metal stamping structure or glass fiber as a base material has the problems of large weight, poor rigidity, low mode, easy deformation of the box cover after long-time use and the like. Therefore, a need exists for a carbon fiber battery case cover.
SUMMERY OF THE UTILITY MODEL
The to-be-solved technical problem of the utility model is not enough to prior art, provide that traditional battery case lid weight is great, rigidity is relatively poor, the mode is lower, long-time the use leads to the case lid to warp the scheduling problem easily.
The utility model provides a technical scheme that its technical problem adopted is:
a carbon fiber battery box cover comprises a battery box cover body, wherein the battery box cover body is made of a carbon fiber composite material, and a plurality of first reinforcing ribs are arranged on the battery box cover body in the width direction; the first reinforcing ribs extend from the bottom of the battery box cover body to the two side faces.
Furthermore, the first reinforcing ribs are arranged in parallel at intervals.
Further, the thickness of the material of the battery box cover body is 0.8mm.
Further, one side of the battery box cover body is provided with a high-voltage wiring harness installation hole.
Furthermore, a circle of second reinforcing rib is arranged around the high-voltage wire harness mounting hole, a plurality of groups of bolt mounting holes are arranged on the second reinforcing rib at intervals, and the thickness of the second reinforcing rib is 1.2mm greater than that of the battery box cover body.
Further, one side of the battery box cover body is provided with an explosion-proof valve mounting hole.
Furthermore, a circle of third reinforcing rib is arranged around the explosion-proof valve mounting hole, a plurality of groups of bolt mounting holes are arranged on the third reinforcing rib at intervals, and the thickness of the third reinforcing rib is 1.2mm greater than that of the battery box cover body.
Furthermore, a flange is arranged on the side edge of the battery box cover body, and a plurality of groups of bolt mounting holes are arranged on the flange at intervals.
The utility model has the advantages that: the utility model discloses traditional battery case lid quality overweight can be solved to the battery case lid and the problem that leads to unable realization lightweight design is overweight, and the structural design that locally strengthens can carry out the flexibility design according to battery case local performance requirement, integrates the service function of battery case lid design, and the maximize satisfies the operation requirement of battery case lid.
The present invention will be described in more detail with reference to the accompanying drawings and examples.
Drawings
Fig. 1 is a structural diagram of a carbon fiber battery case cover of the present invention.
Fig. 2 is a structural diagram of the carbon fiber battery case cover in another direction of the present invention.
Detailed Description
The carbon fiber battery box cover as shown in fig. 1 to fig. 2 comprises a battery box cover body, wherein the battery box cover body is made of a carbon fiber composite material, and a plurality of first reinforcing ribs 1 are arranged on the battery box cover body in the width direction. The density of the carbon fiber composite material is 1600kg/m 3 Much smaller than steel7850kg/m of the material 3 The density is high, so that the light weight design can be well realized, and the rigidity of the middle floor can be ensured; in order to ensure the integral structural rigidity, the first reinforcing ribs 1 extend from the bottom of the battery box cover body to two sides.
Preferably, in combination with the above solution, in order to ensure the overall structural rigidity, the first reinforcing ribs 1 are arranged in parallel at intervals.
Preferably, in combination with the above scheme, in order to ensure the light weight design while ensuring the rigidity, and achieve the balance among the performance, the weight and the cost, the material thickness of the battery case cover body is 0.8mm.
Preferably, in combination with the above scheme, in order to facilitate the installation of the high-voltage wire harness, one side of the battery box cover body is provided with a high-voltage wire harness installation hole 2.
Preferably, with the adoption of the scheme, in order to facilitate the fixed connection of the mounting plate of the high-voltage wire harness on the battery box cover body and ensure the rigidity of the mounting point, a circle of second reinforcing ribs 3 is arranged around the high-voltage wire harness mounting hole 2, a plurality of groups of bolt mounting holes are arranged on the second reinforcing ribs 3 at intervals, and the thickness of the second reinforcing ribs 3 is 1.2mm greater than that of the battery box cover body.
Preferably, in combination with the above scheme, in order to facilitate the installation of the explosion-proof valve, one side of the battery box cover body is provided with an explosion-proof valve installation hole 4.
Preferably, combine above-mentioned scheme, in order to facilitate explosion-proof valve fixed connection on the battery case lid body, guarantee the rigidity of mounting point simultaneously, be provided with round third strengthening rib 5 around explosion-proof valve mounting hole 4, third strengthening rib 5 on the interval be provided with a plurality of groups bolt mounting hole, the thickness of third strengthening rib 5 is 1.2mm bigger than the thickness of battery case lid body.
Preferably, in combination with the above scheme, in order to facilitate the installation of the battery box cover body on the battery box assembly, the side edge of the battery box cover body is provided with a flange 6, and the flange 6 is provided with a plurality of groups of bolt installation holes at intervals. The side of the battery box assembly is also provided with a corresponding flanging structure for fixedly connecting with the battery box cover body through bolts.
The present invention has been described above with reference to the accompanying drawings, and it is obvious that the present invention is not limited to the above embodiments, and various modifications made by the method concept and technical solution of the present invention or those directly applied to other applications without modification fall within the protection scope of the present invention.
Claims (8)
1. The utility model provides a carbon fiber battery case lid, includes battery case lid body, characterized by, the material of battery case lid body is carbon-fibre composite, battery case lid body be provided with a plurality of first strengthening ribs (1) along width direction, first strengthening rib (1) extend to both sides face from the bottom of battery case lid body.
2. The carbon fiber battery box cover according to claim 1, wherein the first reinforcing ribs (1) are arranged in parallel at intervals.
3. The carbon fiber battery case cover according to claim 1, wherein the material thickness of the battery case cover body is 0.8mm.
4. The carbon fiber battery case cover according to claim 1, wherein a high voltage harness installation hole (2) is provided at one side of the battery case cover body.
5. The carbon fiber battery box cover according to claim 4, characterized in that a circle of second reinforcing ribs (3) is arranged around the high-voltage wire harness mounting hole (2), a plurality of groups of bolt mounting holes are arranged on the second reinforcing ribs (3) at intervals, and the thickness of the second reinforcing ribs (3) is 1.2mm greater than that of the battery box cover body.
6. The carbon fiber battery case cover according to claim 1, wherein an explosion-proof valve mounting hole (4) is provided at one side of the battery case cover body.
7. The carbon fiber battery box cover according to claim 6, characterized in that a circle of third reinforcing ribs (5) is arranged around the explosion-proof valve mounting hole (4), a plurality of groups of bolt mounting holes are arranged on the third reinforcing ribs (5) at intervals, and the thickness of the third reinforcing ribs (5) is 1.2mm greater than that of the battery box cover body.
8. The carbon fiber battery box cover according to claim 1, wherein the battery box cover body is provided with flanges (6) on the side edges, and a plurality of groups of bolt mounting holes are arranged on the flanges (6) at intervals.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202221340055.3U CN217589286U (en) | 2022-05-31 | 2022-05-31 | Carbon fiber battery case lid |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202221340055.3U CN217589286U (en) | 2022-05-31 | 2022-05-31 | Carbon fiber battery case lid |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN217589286U true CN217589286U (en) | 2022-10-14 |
Family
ID=83527406
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202221340055.3U Active CN217589286U (en) | 2022-05-31 | 2022-05-31 | Carbon fiber battery case lid |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN217589286U (en) |
-
2022
- 2022-05-31 CN CN202221340055.3U patent/CN217589286U/en active Active
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| GR01 | Patent grant | ||
| GR01 | Patent grant | ||
| PE01 | Entry into force of the registration of the contract for pledge of patent right |
Denomination of utility model: A carbon fiber battery box cover Granted publication date: 20221014 Pledgee: Zhaoqing SME Financing Guarantee Co.,Ltd. Pledgor: GUANGDONG YATAI NEW MATERIAL TECHNOLOGY Co.,Ltd.|Guangdong Yaxin Nonmetallic Material Technology Co.,Ltd.|GUANGDONG ASIA-PACIFIC LIGHTWEIGHT TECHNOLOGY RESEARCH Co.,Ltd. Registration number: Y2024980002168 |
|
| PE01 | Entry into force of the registration of the contract for pledge of patent right |