CN219096822U - Carbon fiber top cover assembly and vehicle - Google Patents
Carbon fiber top cover assembly and vehicle Download PDFInfo
- Publication number
- CN219096822U CN219096822U CN202223165811.6U CN202223165811U CN219096822U CN 219096822 U CN219096822 U CN 219096822U CN 202223165811 U CN202223165811 U CN 202223165811U CN 219096822 U CN219096822 U CN 219096822U
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- China
- Prior art keywords
- carbon fiber
- reinforcing frame
- vehicle body
- outer plate
- vehicle
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- 229920000049 Carbon (fiber) Polymers 0.000 title claims abstract description 88
- 239000004917 carbon fiber Substances 0.000 title claims abstract description 88
- VNWKTOKETHGBQD-UHFFFAOYSA-N methane Chemical compound C VNWKTOKETHGBQD-UHFFFAOYSA-N 0.000 title claims abstract description 86
- 230000003014 reinforcing effect Effects 0.000 claims abstract description 52
- 239000011521 glass Substances 0.000 claims abstract description 24
- 239000004568 cement Substances 0.000 claims description 24
- 229910000838 Al alloy Inorganic materials 0.000 claims description 8
- 239000000956 alloy Substances 0.000 claims description 7
- 239000000853 adhesive Substances 0.000 claims description 6
- 230000001070 adhesive effect Effects 0.000 claims description 6
- 238000004519 manufacturing process Methods 0.000 abstract description 7
- 239000003292 glue Substances 0.000 abstract description 3
- 239000000463 material Substances 0.000 description 5
- 230000002787 reinforcement Effects 0.000 description 3
- 238000006243 chemical reaction Methods 0.000 description 2
- 230000000694 effects Effects 0.000 description 2
- 230000004048 modification Effects 0.000 description 2
- 238000012986 modification Methods 0.000 description 2
- 238000003825 pressing Methods 0.000 description 2
- 239000010959 steel Substances 0.000 description 2
- 229910000851 Alloy steel Inorganic materials 0.000 description 1
- 229910000831 Steel Inorganic materials 0.000 description 1
- 230000037396 body weight Effects 0.000 description 1
- 239000004918 carbon fiber reinforced polymer Substances 0.000 description 1
- 238000010586 diagram Methods 0.000 description 1
- 230000006872 improvement Effects 0.000 description 1
- 238000000034 method Methods 0.000 description 1
- 230000008569 process Effects 0.000 description 1
- 239000013585 weight reducing agent Substances 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
- Y02T—CLIMATE CHANGE MITIGATION TECHNOLOGIES RELATED TO TRANSPORTATION
- Y02T30/00—Transportation of goods or passengers via railways, e.g. energy recovery or reducing air resistance
Landscapes
- Body Structure For Vehicles (AREA)
- Superstructure Of Vehicle (AREA)
Abstract
The utility model provides a carbon fiber top cover assembly, and belongs to the technical field of vehicle top cover structures. The carbon fiber top cover assembly includes: a carbon fiber outer plate; the reinforcing frame is fixed below the carbon fiber outer plate and is connected with the vehicle body through a plurality of fasteners; wherein, carbon fiber planking and/or reinforcing frame pass through glass glues with the automobile body links to each other. The carbon fiber top cover assembly can save production cost.
Description
Technical Field
The utility model relates to the technical field of vehicle roof structures, in particular to a carbon fiber roof assembly and a vehicle.
Background
Along with the attention of customers to the mileage of the electric vehicle and the improvement of the requirements on the drivability, the light weight requirements of the whole vehicle are also higher and higher. The vehicle body weight technology is an important component for the weight reduction of the whole vehicle, more and more weight-reducing materials and processes are applied to the vehicle body, and the vehicle body made of the mixed materials is an important direction. At present, the materials used for the car body are mainly steel, and aluminum alloy and carbon fiber are also used on some high-end car models, wherein the carbon fiber has the best light weight performance.
The carbon fiber top cover is generally bonded to the white car body through glass cement, and is connected by using glass cement, so that the problem that the current station is slow in beat and unfavorable for mass production exists because the glass cement is long in curing time. In order to wait for a long time without stopping the line, some devices for curing glass cement on line are additionally arranged in the production assembly line operation, so that the production cost is increased.
Disclosure of Invention
An object of the present utility model is to provide a carbon fiber top cover assembly that can save production costs.
Another object of the present utility model is to prevent the occurrence of gap level differences due to positional shifts occurring in the station switching of the vehicle.
A further object of the present utility model is to achieve a lightweight structure while ensuring the jacking performance.
In particular, the present utility model provides a carbon fiber top cover assembly comprising:
a carbon fiber outer plate; and
the reinforcing frame is fixed below the carbon fiber outer plate and is connected with the vehicle body through a plurality of fasteners; wherein,,
and the carbon fiber outer plate and/or the reinforcing frame are/is connected with the vehicle body through glass cement.
Optionally, the reinforcing frame comprises a plurality of cross beams and a plurality of longitudinal beams and is made of an aluminum alloy material.
Optionally, the reinforcing frame comprises two longitudinal beams and a plurality of transverse beams, and the two longitudinal beams and the two transverse beams jointly form a frame matched with the edge of the carbon fiber outer plate in a shape of a Chinese character 'kou'.
Optionally, the fastener is disposed at a junction of the cross member and the side member.
Optionally, the carbon fiber outer plate and the reinforcing frame are connected through structural adhesive.
Optionally, the reinforcing frame includes a plurality of bosses protruding toward the carbon fiber outer plate, and the top surface of the boss is parallel to the bottom surface of the carbon fiber outer plate at the opposite part thereof and is provided with the structural adhesive.
Optionally, the reinforcing frame further includes a plurality of first recesses recessed toward the vehicle body, a bottom surface of the first recesses being parallel to a top surface of the vehicle body of an opposite portion thereof and provided with the glass cement.
Optionally, the reinforcing frame further includes a plurality of second recesses recessed toward the vehicle body, and a top surface of the second recesses is fitted to a top surface of the vehicle body of a portion thereof and connected by the fastener.
Optionally, the fastener comprises a threaded bolt or a riveted bolt.
In particular, the utility model also provides a vehicle comprising the carbon fiber roof assembly.
According to one embodiment of the utility model, the carbon fiber top cover assembly comprises a carbon fiber outer plate and a reinforcing frame which are fixedly connected, and the structural strength of the carbon fiber top cover assembly is ensured by the reinforcing frame. The reinforcing frame is fixedly connected with the vehicle body through the fastener, which is equivalent to fixing the carbon fiber outer plate at the vehicle body, and the glass cement used for connecting the carbon fiber outer plate and the vehicle body or the glass cement used for connecting the reinforcing frame and the vehicle is positioned, so that the glass cement curing is not required to be waited on line, the single-station beat is accelerated, special curing equipment is not required, and the cost is saved.
Further, because the fastener is used for fixedly connecting the carbon fiber top cover assembly with the vehicle body, in the subsequent production process, the carbon fiber top cover assembly cannot generate gap surface difference due to position movement caused by vehicle station conversion.
Furthermore, the glass cement is connected with the carbon fiber top cover assembly and the automobile body, so that the carbon fiber top cover assembly and the automobile body can be connected with each other and simultaneously achieve a waterproof effect.
According to one embodiment of the utility model, the reinforcing frame is made of an aluminum alloy material, so that the carbon fiber top cover assembly is reinforced while the increased weight is not too much, namely, the structure is lightened while the top pressure performance is ensured.
According to one embodiment of the utility model, the reinforcing frame is provided in an uneven shape, so that glue can be conveniently coated and fasteners can be conveniently arranged, and the strength of the reinforcing frame can be enhanced on the basis of effective connection with the carbon fiber outer plate and the vehicle body, thereby playing a more effective reinforcing role.
The above, as well as additional objectives, advantages, and features of the present utility model will become apparent to those skilled in the art from the following detailed description of a specific embodiment of the present utility model when read in conjunction with the accompanying drawings.
Drawings
Some specific embodiments of the utility model will be described in detail hereinafter by way of example and not by way of limitation with reference to the accompanying drawings. The same reference numbers will be used throughout the drawings to refer to the same or like parts or portions. It will be appreciated by those skilled in the art that the drawings are not necessarily drawn to scale. In the accompanying drawings:
FIG. 1 is a schematic cross-sectional structural view of a carbon fiber roof assembly and a vehicle body according to one embodiment of the utility model;
FIG. 2 is an exploded schematic view of a carbon fiber overcap assembly according to one embodiment of the present utility model;
FIG. 3 is a schematic structural view of a carbon fiber overcap assembly according to one embodiment of the present utility model.
Reference numerals illustrate:
100-carbon fiber top cover assembly, 10-carbon fiber outer plate, 20-reinforcing frame, 21-cross beam, 22-longitudinal beam, 201-boss, 202-first concave part, 203-second concave part, 30-fastener, 40-glass cement, 50-structural cement and 200-vehicle body.
Detailed Description
Fig. 1 is a schematic cross-sectional structural view of a carbon fiber roof assembly 100 and a vehicle body 200 according to one embodiment of the utility model. As shown in fig. 1, in one embodiment, a carbon fiber top cover assembly 100 includes a carbon fiber outer plate 10 and a reinforcing frame 20. The carbon fiber outer plate 10 is made of a carbon fiber material. The reinforcing frame 20 is fixed to the lower side of the carbon fiber outer panel 10, and the reinforcing frame 20 is connected to the vehicle body 200 by a plurality of fasteners 30. In one embodiment, the carbon fiber outer plate 10 and the reinforcing frame 20 are connected by a structural adhesive 50. The carbon fiber outer panel 10 and/or the reinforcing frame 20 are connected to the vehicle body 200 through the glass cement 40.
In assembly, the carbon fiber outer panel 10 and the reinforcement frame 20 may be fixedly attached, the glass cement 40 may be applied to the corresponding position, and then the fastener 30 may be installed between the reinforcement frame 20 and the vehicle body 200.
The carbon fiber top cover assembly 100 of the present embodiment includes a carbon fiber outer plate 10 and a reinforcing frame 20 which are fixedly connected, and the structural strength of the carbon fiber top cover assembly 100 is ensured by the arrangement of the reinforcing frame 20. The reinforcing frame 20 is fixedly connected with the vehicle body 200 through the fastener 30, which is equivalent to fixing the carbon fiber outer plate 10 at the vehicle body 200, and the glass cement 40 for connecting the carbon fiber outer plate 10 and the vehicle body 200 or the glass cement 40 for connecting the reinforcing frame 20 and the vehicle is positioned at the moment, so that the glass cement 40 does not need to be cured on line, the single-station beat is accelerated, special curing equipment is not needed, and the cost is saved.
Further, since the fastener 30 is used to fasten the carbon fiber top cover assembly 100 to the vehicle body 200, the carbon fiber top cover assembly 100 will not generate a gap surface difference due to the position shift of the vehicle station conversion during the subsequent production process.
Further, the glass cement 40 connects the carbon fiber top cover assembly 100 and the vehicle body 200, and can achieve the waterproof effect at the same time of connecting the two.
In one embodiment, the reinforcing frame 20 is made of an aluminum alloy material.
In this embodiment, the reinforcing frame 20 made of aluminum alloy material is stronger than steel frame, and in one embodiment, the weight can be reduced by more than 60%, and the pressing performance of the reinforcing frame 20 made of aluminum alloy material is better than that of SMC or CFRP material.
The reinforcing frame 20 is made of an aluminum alloy material in the present embodiment, so that the carbon fiber top cover assembly 100 is reinforced while the increased weight is not too much, that is, the weight of the structure is reduced while the pressing performance is ensured.
FIG. 2 is an exploded schematic view of a carbon fiber overcap assembly 100 according to one embodiment of the present utility model. In one embodiment, the reinforcing frame 20 includes a plurality of cross members 21 and a plurality of side members 22. In the embodiment shown in fig. 2, the reinforcement frame 20 includes two longitudinal beams 22 and a plurality of cross beams 21, the two longitudinal beams 22 and the two cross beams 21 together form a "mouth" frame matching the edges of the carbon fiber outer panel 10, and the remaining cross beams 21 are arranged in the "mouth" frame.
The reinforcing frame 20 of the present embodiment includes a frame portion matching the edge of the carbon fiber outer panel 10 in a "mouth" shape and a plurality of cross members 21, and thus can better support and reinforce the carbon fiber outer panel 10.
Fig. 3 is a schematic diagram of a carbon fiber overcap assembly 100 according to one embodiment of the present utility model. In one embodiment, the fastener 30 is disposed at the intersection of the cross beam 21 and the side rail 22. In the embodiment shown in fig. 3, the reinforcing frame 20 includes 4 cross members 21 and 2 side members 22, and fasteners 30, that is, a total of 6 fasteners 30, are provided at the intersection positions of the first, third and fourth cross members 21, 21 and the upper and lower side members 22 from the left. Of course, in other embodiments, the total number of fasteners 30 may be more or less, such as 4, without limitation.
The present embodiment can connect the reinforcing frame 20 to the vehicle body 200 at a stronger position by providing the fastener 30 at the intersection position of the cross member 21 and the side member 22, thereby increasing the connection strength.
In one embodiment, the fastener 30 comprises a threaded bolt or a riveted bolt. That is, the fastener 30 may be a combination of a normal screw bolt and screw nut, or a combination of a rivet bolt and rivet nut. Both of these fastening means enable effective fixation of the carbon fiber top cover assembly 100 and the vehicle body 200.
In a further embodiment, as shown in fig. 1, the reinforcing frame 20 includes a plurality of bosses 201 protruding toward the carbon fiber outer panel 10, and the top surfaces of the bosses 201 are parallel to the bottom surface of the carbon fiber outer panel 10 at the opposite portion thereof and are provided with the structural adhesive 50. The reinforcing frame 20 further includes a plurality of first recesses 202 recessed toward the vehicle body 200, the bottom surface of the first recesses 202 being parallel to the top surface of the vehicle body 200 of the opposite portion thereof and provided with the glass cement 40. The reinforcing frame 20 further includes a plurality of second recesses 203 recessed toward the vehicle body 200, and the top surfaces of the second recesses 203 are fitted to the top surfaces of the vehicle body 200 of the pair thereof and connected by the fastener 30.
The reinforcing frame 20 of the present embodiment is provided in a concave-convex shape, can facilitate the application of glue and the provision of the fastener 30, and can enhance its own strength on the basis of achieving effective connection with the carbon fiber outer panel 10 and the vehicle body 200, thereby playing a more effective reinforcing role.
The present utility model also provides a vehicle, in one embodiment, comprising the carbon fiber roof assembly 100 of any of the embodiments described above.
The carbon fiber roof assembly 100 of the vehicle of the present embodiment includes the carbon fiber outer panel 10 and the reinforcing frame 20 which are fixedly connected, and the structural strength of the carbon fiber roof assembly 100 is ensured by the arrangement of the reinforcing frame 20. The reinforcing frame 20 is fixedly connected with the vehicle body 200 through the fastener 30, which is equivalent to fixing the carbon fiber outer plate 10 at the vehicle body 200, and the glass cement 40 for connecting the carbon fiber outer plate 10 and the vehicle body 200 or the glass cement 40 for connecting the reinforcing frame 20 and the vehicle is positioned at the moment, so that the glass cement 40 does not need to be cured on line, the single-station beat is accelerated, special curing equipment is not needed, and the cost is saved.
By now it should be appreciated by those skilled in the art that while a number of exemplary embodiments of the utility model have been shown and described herein in detail, many other variations or modifications of the utility model consistent with the principles of the utility model may be directly ascertained or inferred from the present disclosure without departing from the spirit and scope of the utility model. Accordingly, the scope of the present utility model should be understood and deemed to cover all such other variations or modifications.
Claims (10)
1. A carbon fiber top cap assembly, comprising:
a carbon fiber outer plate; and
the reinforcing frame is fixed below the carbon fiber outer plate and is connected with the vehicle body through a plurality of fasteners; wherein,,
and the carbon fiber outer plate and/or the reinforcing frame are/is connected with the vehicle body through glass cement.
2. The carbon fiber overcap assembly of claim 1, wherein,
the reinforcing frame comprises a plurality of cross beams and a plurality of longitudinal beams and is made of aluminum alloy materials.
3. The carbon fiber overcap assembly of claim 2, wherein,
the reinforcing frame comprises two longitudinal beams and a plurality of cross beams, and the two longitudinal beams and the two cross beams jointly form a frame matched with the edge of the carbon fiber outer plate in a shape of a Chinese character 'kou'.
4. The carbon fiber overcap assembly of claim 2, wherein,
the fastener is arranged at the intersection position of the cross beam and the longitudinal beam.
5. The carbon fiber overcap assembly of any one of claims 1-4, wherein,
the carbon fiber outer plate is connected with the reinforcing frame through structural adhesive.
6. The carbon fiber overcap assembly of claim 5, wherein,
the reinforcing frame comprises a plurality of bosses protruding towards the carbon fiber outer plate, and the top surfaces of the bosses are parallel to the bottom surface of the carbon fiber outer plate at the opposite part of the bosses and are provided with the structural adhesive.
7. The carbon fiber overcap assembly of claim 6, wherein,
the reinforcing frame further comprises a plurality of first concave parts which are concave towards the vehicle body, wherein the bottom surfaces of the first concave parts are parallel to the top surface of the vehicle body of the opposite part of the first concave parts, and the glass cement is arranged on the top surface of the vehicle body.
8. The carbon fiber overcap assembly of claim 7, wherein,
the reinforcing frame further comprises a plurality of second concave parts which face towards the vehicle body, and the top surfaces of the second concave parts are attached to the top surfaces of the vehicle bodies of the opposite parts and are connected through the fasteners.
9. The carbon fiber overcap assembly of any one of claims 1-4, wherein,
the fastener comprises a threaded bolt or a riveted bolt.
10. A vehicle comprising the carbon fiber roof assembly of any one of claims 1-9.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202223165811.6U CN219096822U (en) | 2022-11-28 | 2022-11-28 | Carbon fiber top cover assembly and vehicle |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202223165811.6U CN219096822U (en) | 2022-11-28 | 2022-11-28 | Carbon fiber top cover assembly and vehicle |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN219096822U true CN219096822U (en) | 2023-05-30 |
Family
ID=86429559
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202223165811.6U Active CN219096822U (en) | 2022-11-28 | 2022-11-28 | Carbon fiber top cover assembly and vehicle |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN219096822U (en) |
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2022
- 2022-11-28 CN CN202223165811.6U patent/CN219096822U/en active Active
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