CN211809886U - Hydrogen energy automobile body threshold structure - Google Patents
Hydrogen energy automobile body threshold structure Download PDFInfo
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- CN211809886U CN211809886U CN201921328566.1U CN201921328566U CN211809886U CN 211809886 U CN211809886 U CN 211809886U CN 201921328566 U CN201921328566 U CN 201921328566U CN 211809886 U CN211809886 U CN 211809886U
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- plate
- side wall
- reinforcing frame
- vehicle body
- joint part
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Abstract
The utility model relates to a hydrogen energy automobile body threshold structure belongs to automobile body technical field. The hydrogen energy automobile body threshold structure is provided with a plate-shaped outer member and an inner member which extend in the front-rear direction of a vehicle body and are butted against each other in the vehicle width direction, as structural members constituting the threshold, and each of cross sections of the outer member and the inner member, which are cut in the vehicle width direction and in the vehicle body vertical direction, has: the left side gusset outer plate and the right side gusset inner plate are connected by upper and lower convex parts to form an upper side joint part and a lower side joint part, and a closed section is formed by the left side gusset outer plate and the right side gusset inner plate between the upper side joint part and the lower side joint part; a reinforcing frame attached to the left side wall outer plate and the right side wall inner plate is arranged in the closed section; the left side wall outer plate and the right side wall inner plate are made of carbon fiber composite materials, and the reinforcing frame is made of aluminum alloy. The doorsill structure has the characteristics of light weight and simple equipment.
Description
Technical Field
The utility model relates to an automobile body technical field especially relates to a hydrogen energy automobile body threshold structure.
Background
The traditional threshold structure of a metal automobile is formed by forming a cavity by an inner plate and an outer plate of a side wall, and a reinforcing structure is arranged in the cavity and is formed by welding. In particular, the threshold structure has a large number of parts, and a welding fastener is likely to have a welding defect, and is difficult to assemble and heavy in weight, in order to ensure a desired strength and thus to make the structure complicated and heavy.
At the same time, in terms of reducing fuel consumption and the associated minimization of exhaust gases during operation of the motor vehicle, it is desirable to: vehicle weight is constantly minimized. Therefore, the light material-carbon fiber composite material and aluminum alloy material-are used for designing and developing the automobile body structure, so that the light weight of the automobile body is realized, and the performance and the safety of the automobile body are improved.
Disclosure of Invention
In view of this, the utility model provides an adopt hydrogen energy automobile body threshold structure that carbon-fibre composite and aluminum alloy made, the structure is succinct, the assembly is simple, when realizing the car lightweight, has improved the security of automobile body.
In order to realize the purpose, the utility model discloses a technical scheme be:
the present invention provides a hydrogen energy car body threshold structure, which is provided with a plate-shaped outer member and an inner member extending in the front-rear direction of a car body and opposing to each other in the car width direction, as structural members constituting a threshold, wherein each of cross sections obtained by sectioning the outer member and the inner member in the car width direction and in the car body up-down direction has:
the left side gusset outer plate and the right side gusset inner plate are connected by upper and lower convex parts to form an upper side joint part and a lower side joint part, and a closed section is formed by the left side gusset outer plate and the right side gusset inner plate between the upper side joint part and the lower side joint part;
a reinforcing frame attached to the left side wall outer plate and the right side wall inner plate is arranged in the closed section;
the left side wall outer plate and the right side wall inner plate are made of carbon fiber composite materials, and the reinforcing frame is made of aluminum alloy.
The side wall inner and outer plates made of carbon fiber composite material in the hydrogen energy automobile body threshold structure of the utility model have high design freedom, and different layers can be designed according to different stress conditions; the thickness of the interface of the aluminum alloy formed reinforcing frame can be adjusted according to different stress so as to improve the performance of the vehicle body.
Furthermore, a center pillar line is arranged in the reinforcing frame along the vertical direction of the vehicle body, the reinforcing frame is divided into a left part and a right part along the center pillar line, a plurality of aluminum alloy reinforcing ribs in the horizontal direction are arranged in the reinforcing frames of the left part and the right part respectively, and the thickness of the reinforcing ribs of the left part is smaller than that of the reinforcing ribs of the right part. The utility model discloses according to the shaping characteristics of aluminum alloy pultrusion section bar, adopt design methods that vary in thickness in left and right part strengthening rib structural design, when the car side bumps and takes place, the energy-absorbing is crumpled to the weak region of the outside part strengthening rib on the left side, and the thicker region of the inside part strengthening rib on the right provides sufficient rigidity protection car interior passenger safety.
Further, the upper convex part and the lower convex part of the left side body outer plate and the right side body inner plate are connected through glue to form an upper side joint part and a lower side joint part.
Furthermore, the reinforcing frame is riveted with the left side wall outer plate and the right side wall inner plate through a plurality of rivets.
Compared with the prior art, the utility model discloses a beneficial effect that technical scheme has as follows: the hydrogen energy automobile body threshold structure of the utility model is made of carbon fiber composite materials and aluminum alloy materials, and the characteristics of high designability of the carbon fiber composite materials and the aluminum alloy material forming process are utilized, so that the manufactured automobile body threshold structure device is simple and easy to assemble; meanwhile, the aluminum alloy reinforcing rib structure in the reinforcing frame adopts a design method with different thicknesses, so that the outer weak area collapses and absorbs energy when side collision occurs, and the inner thicker area provides enough rigidity to protect the safety of passengers in the vehicle; the utility model discloses automobile body threshold structure has realized the automobile body lightweight, has improved the performance and the security of automobile body.
Drawings
The drawings are only for purposes of illustrating particular embodiments and are not to be construed as limiting the invention, wherein like reference numerals are used to designate like parts throughout the drawings.
Fig. 1 is a schematic cross-sectional view of a hydrogen energy car body threshold structure along a car width direction according to an embodiment of the present invention.
Reference numerals:
1-left side outer side plate; 2-right side wall inner plate; 3-upper side joint; 4-lower engagement; 5-a reinforcing frame; 51-middle pillar line; 52-reinforcing ribs.
Detailed Description
In order to make the objects, technical solutions and advantages of the present invention clearer, embodiments of the present invention will be further described below with reference to the accompanying drawings.
Referring to fig. 1, an embodiment of the present invention provides a hydrogen energy vehicle body rocker structure, which includes, as structural members constituting a rocker, a plate-shaped outer member and an inner member extending in a front-rear direction of a vehicle body and opposing each other in a vehicle width direction, wherein the outer member is deformed by a force applied first when a side collision occurs to the vehicle body.
Each cross section of the outer member and the inner member, which is cut in the vehicle width direction and the vehicle body vertical direction, has:
the upper and lower bulge of left side wall planking 1 and right side wall inner panel 2 connects the upper side joint 3 and the downside joint 4 that forms the embodiment of the utility model discloses an upper and lower bulge of planking adopts gluing agent adhesive bonding in the side wall.
Each section also has: a closed cross section formed by the left side gusset outer panel 1 and the right side gusset inner panel 2 between the upper joining portion 3 and the lower joining portion 4. And a reinforcing frame 5 attached to the left side wall outer plate 1 and the right side wall inner plate 2 is arranged in the closed section.
The embodiment of the utility model provides a comprehensive consideration carbon-fibre composite and aluminum alloy's material characteristics, left side wall planking 1 and right side wall inner panel 2 are made by carbon-fibre composite, strengthening frame 5 is made by the aluminum alloy. The design freedom of the side wall inner and outer plates made of the carbon fiber composite material is high, and different layers can be designed according to different stress conditions; the aluminum alloy formed reinforcing frame 5 can adjust the interface thickness according to different stress so as to improve the performance of the vehicle body.
Specifically, a center pillar line 51 is arranged in the reinforcing frame 5 along the vertical direction of the vehicle body, the reinforcing frame 5 is divided into a left part and a right part along the center pillar line 51, a plurality of reinforcing ribs 52 made of aluminum alloy materials are respectively arranged in the reinforcing frames 5 of the left part and the right part, and the thickness of the reinforcing ribs 52 of the left part is smaller than that of the reinforcing ribs 52 of the right part. The embodiment of the utility model provides a according to the shaping characteristics of aluminum alloy pultrusion section bar, adopt design methods that vary in thickness among the 52 structural design of left and right part strengthening rib, when the car side impact takes place, the energy-absorbing is crumpled in the 52 weak region of the outside part strengthening rib on the left side, and the inside part strengthening rib 52 thick region on the right provides sufficient rigidity protection car passenger's safety. And simultaneously, strengthening frame 5 and left side wall planking 1 and right side wall inner panel 2 rivet through a plurality of rivets, the embodiment of the utility model provides an automobile body threshold structure adopts glued joint and riveting mixed connection form to connect the reliability high.
In this document, the terms front, back, upper and lower are used to define the components in the drawings and the positions of the components relative to each other, and are used for clarity and convenience of the technical solution. It is to be understood that the use of the directional terms should not be taken to limit the scope of the claims.
The features of the embodiments and embodiments described herein above may be combined with each other without conflict.
The above description is only for the preferred embodiment of the present invention, and is not intended to limit the present invention, and any modifications, equivalent replacements, improvements, etc. made within the spirit and principle of the present invention should be included within the protection scope of the present invention.
Claims (4)
1. A hydrogen energy automobile body threshold structure is characterized in that as structural components forming a threshold, a plate-shaped outer member and an inner member are provided which extend in a vehicle body front-rear direction and are butted against each other in a vehicle width direction, and each cross section of the outer member and the inner member, which is cut in the vehicle width direction and in a vehicle body vertical direction, has:
the left side gusset outer plate and the right side gusset inner plate are connected by upper and lower convex parts to form an upper side joint part and a lower side joint part, and a closed section is formed by the left side gusset outer plate and the right side gusset inner plate between the upper side joint part and the lower side joint part;
a reinforcing frame attached to the left side wall outer plate and the right side wall inner plate is arranged in the closed section;
the left side wall outer plate and the right side wall inner plate are made of carbon fiber composite materials, and the reinforcing frame is made of aluminum alloy.
2. The vehicle body threshold structure of the hydrogen energy vehicle as claimed in claim 1, wherein a center pillar line is disposed along the vertical direction of the vehicle body in the reinforcing frame, the reinforcing frame is divided into a left part and a right part along the center pillar line, a plurality of reinforcing ribs made of aluminum alloy material are disposed in the reinforcing frame of the left part and the reinforcing frame of the right part in the horizontal direction, respectively, wherein the thickness of the reinforcing ribs of the left part is smaller than that of the reinforcing ribs of the right part.
3. The vehicle body door sill structure of claim 1, wherein the upper and lower convex portions of the left and right side outer panels are bonded together by adhesive to form an upper and lower joint.
4. The vehicle body threshold structure of hydrogen energy vehicle as claimed in claim 1, wherein the reinforcement frame is riveted with the left side outer side panel and the right side inner side panel by rivets.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201921328566.1U CN211809886U (en) | 2019-08-15 | 2019-08-15 | Hydrogen energy automobile body threshold structure |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201921328566.1U CN211809886U (en) | 2019-08-15 | 2019-08-15 | Hydrogen energy automobile body threshold structure |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN211809886U true CN211809886U (en) | 2020-10-30 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201921328566.1U Active CN211809886U (en) | 2019-08-15 | 2019-08-15 | Hydrogen energy automobile body threshold structure |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN211809886U (en) |
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2019
- 2019-08-15 CN CN201921328566.1U patent/CN211809886U/en active Active
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Legal Events
| Date | Code | Title | Description |
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| GR01 | Patent grant | ||
| GR01 | Patent grant | ||
| CP01 | Change in the name or title of a patent holder | ||
| CP01 | Change in the name or title of a patent holder |
Address after: Room 101, 1 / F, building 13, phase I, industrial incubation base, east of future third road and south of Keji fifth road, Donghu New Technology Development Zone, Wuhan City, Hubei Province Patentee after: Grove Hydrogen Energy Technology Group Co.,Ltd. Address before: Room 101, 1 / F, building 13, phase I, industrial incubation base, east of future third road and south of Keji fifth road, Donghu New Technology Development Zone, Wuhan City, Hubei Province Patentee before: WUHAN LUOGEFU HYDROGEN ENERGY AUTOMOBILE Co.,Ltd. |
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| PE01 | Entry into force of the registration of the contract for pledge of patent right | ||
| PE01 | Entry into force of the registration of the contract for pledge of patent right |
Denomination of utility model: A threshold structure of hydrogen energy vehicle body Effective date of registration: 20230201 Granted publication date: 20201030 Pledgee: China Construction Bank Corporation Wuhan Gangcheng sub branch Pledgor: Grove Hydrogen Energy Technology Group Co.,Ltd. Registration number: Y2023420000015 |