CN212243587U - Front seat crossbeam and threshold roof beam connection structure and hydrogen energy car - Google Patents
Front seat crossbeam and threshold roof beam connection structure and hydrogen energy car Download PDFInfo
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- CN212243587U CN212243587U CN202020584307.1U CN202020584307U CN212243587U CN 212243587 U CN212243587 U CN 212243587U CN 202020584307 U CN202020584307 U CN 202020584307U CN 212243587 U CN212243587 U CN 212243587U
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- front seat
- floor
- cross member
- connecting portion
- threshold
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Abstract
The utility model provides a front seat beam and threshold beam connecting structure and a hydrogen energy automobile, which comprises a front seat beam, a floor, a threshold beam and a beam joint; front seat crossbeam is along controlling to extending, fixed connection in the floor top, front seat crossbeam inner be used for being connected with well longeron, the outer end with threshold roof beam fixed connection, the floor is close to the one end of threshold roof beam with threshold roof beam upper end fixed connection, floor bottom threshold roof beam inboard is used for placing super capacitor, beam joint is the form of buckling, has the horizontal connecting portion that is horizontal extension and the perpendicular connecting portion that is vertical extension, horizontal connecting portion with floor bottom fixed connection, perpendicular connecting portion with threshold roof beam medial surface fixed connection. The utility model provides a technical scheme's beneficial effect is: better adapts to the arrangement characteristics of the super capacitor in the current hydrogen energy automobile, and achieves the requirements of light weight and side impact.
Description
Technical Field
The utility model relates to an automobile manufacturing technical field especially relates to a front seat crossbeam and threshold roof beam connection structure and hydrogen energy car.
Background
With the continuous improvement of the requirements of energy conservation and emission reduction of automobiles, a hydrogen energy fuel cell vehicle with a carbon fiber vehicle body structure is gradually emerging, an important device of the hydrogen fuel cell vehicle is a super capacitor, the super capacitor is large in size and high at present, the height of the floor is greatly raised after the super capacitor is placed below the floor, and the raising enables a seat beam on the super capacitor to be incapable of providing a necessary supporting function for side collision.
SUMMERY OF THE UTILITY MODEL
In view of this, the embodiment of the utility model provides a front seat crossbeam and threshold roof beam connection structure and hydrogen energy car aims at better adaptation super capacitor's in the current hydrogen energy car arrangement characteristic, reaches the lightweight and satisfies the requirement of bumping laterally.
The embodiment of the utility model provides a front seat crossbeam and threshold roof beam connection structure and hydrogen energy car, including front seat crossbeam, floor, threshold roof beam and crossbeam joint;
front seat crossbeam is along controlling to extending, fixed connection in the floor top, front seat crossbeam inner be used for being connected with well longeron, the outer end with threshold roof beam fixed connection, the floor is close to the one end of threshold roof beam with threshold roof beam upper end fixed connection, floor bottom threshold roof beam inboard is used for placing super capacitor, beam joint is the form of buckling, has the horizontal connecting portion that is horizontal extension and the perpendicular connecting portion that is vertical extension, horizontal connecting portion with floor bottom fixed connection, perpendicular connecting portion with threshold roof beam medial surface fixed connection.
Furthermore, the connecting part of the transverse connecting part and the vertical connecting part is a bending part, and the bending part is inwards sunken to form a sunken part and two side connecting parts positioned on the front side and the rear side of the sunken part.
Further, the concave part and the side connecting part are vertically arranged.
Furthermore, the material of the beam joint is carbon fiber composite material.
Further, the thickness of the beam joint is 3.0-3.5 mm.
Further, the beam joint adopts 0/90 DEG and +/-45 DEG biaxial warp knitted fabrics with single-layer thickness of 0.3-0.5mm and 0 DEG uniaxial warp knitted fabrics with single-layer thickness of 0.3-0.5 mm.
Furthermore, the cross section of the front seat beam perpendicular to the left and right direction is n-shaped, the bottoms of the front seat beams are respectively provided with a flanging which is turned outwards, and the flanging is fixedly connected with the top of the floor.
Furthermore, the flanging is connected with the top of the floor in an adhesive connection mode.
Furthermore, the transverse connecting part is provided with a plurality of lower through holes arranged at intervals in a penetrating mode, the positions of the flanging, the floor and the positions corresponding to the lower through holes are provided with upper through holes, and the upper through holes and the lower through holes are fixed through fasteners so as to be fixedly connected with the transverse connecting part, the floor and the front seat beam.
The embodiment of the utility model provides a still provide a hydrogen energy car, include as above arbitrary one front seat crossbeam and threshold roof beam connection structure.
The embodiment of the utility model provides a beneficial effect that technical scheme brought is: the floor bottom and the threshold roof beam are connected through beam joint, super capacitor can place in the floor below, when the threshold roof beam received the side direction striking, beam joint can transmit the side direction load to the floor better, thereby receive the horizontal load that comes from the threshold roof beam with furthest and smooth-going transmission gives preceding seat crossbeam, make the seat crossbeam that is located on the floor provide necessary supporting role for the side impact, thereby super capacitor's the arrangement characteristic in the current hydrogen energy source car of better adaptation, reach the lightweight and satisfy the requirement of side impact.
Drawings
Fig. 1 is a schematic structural view of an embodiment of a connecting structure between a front seat cross member and a rocker beam according to the present invention;
FIG. 2 is a schematic structural view of the front seat cross member and rocker beam connection of FIG. 1 from another perspective;
FIG. 3 is a schematic structural view of a bottom surface of the connecting structure of the front seat cross member and the rocker beam in FIG. 1;
FIG. 4 is a schematic structural view of the beam joint of FIG. 1;
FIG. 5 is a schematic structural view of the front seat rail of FIG. 1;
FIG. 6 is a cross-sectional schematic view of the front seat beam, floor and beam joint of FIG. 1;
FIG. 7 is a schematic structural view of the connecting structure of the front seat cross member and the rocker beam in FIG. 1;
fig. 8 is a partially enlarged view of fig. 7.
In the figure: the front seat comprises a front seat cross beam 1, a flanging 11, a floor 2, a threshold beam 3, a cross beam joint 4, a transverse connecting portion 41, a vertical connecting portion 42, a bent portion 43, a recessed portion 44, a side connecting portion 45, a middle longitudinal beam 5, a super capacitor 6, a lower through hole 7 and an upper through hole 8.
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.
An embodiment of the utility model provides a front seat crossbeam and threshold roof beam connection structure and hydrogen energy car, all include the utility model provides a front seat crossbeam and threshold roof beam connection structure and hydrogen energy car all belong to the utility model discloses a protection's scope, the utility model discloses an innovation point lies in front seat crossbeam and threshold roof beam connection structure, consequently does the concrete description to front seat crossbeam and threshold roof beam connection structure.
Referring to fig. 1 to 8, an embodiment of the present invention provides a front seat cross member and threshold beam connecting structure, including a front seat cross member 1, a floor 2, a threshold beam 3, and a cross member joint 4.
Referring to fig. 1 to 3, the front seat cross member 1 extends in the left-right direction and is fixedly connected to the top of the floor 2, the inner end of the front seat cross member 1 is used for being connected to the center longitudinal member 5, and the outer end of the front seat cross member 1 is fixedly connected to the threshold beam 3. Floor 2 is close to the one end of threshold roof beam 3 with threshold roof beam 3 upper end fixed connection, floor 2 bottom threshold roof beam 3 inboard is used for placing super capacitor 6. Referring to fig. 4, the beam joint 4 is bent and has a transverse connecting portion 41 extending transversely and a vertical connecting portion 42 extending vertically, the transverse connecting portion 41 is fixedly connected to the bottom of the floor 2, and the vertical connecting portion 42 is fixedly connected to the inner side of the threshold beam 3 (see fig. 7 and 8).
The utility model provides an among the technical scheme, be connected through beam joint 4 between 2 bottoms on floor and the threshold roof beam 3, super capacitor 6 can be placed in 2 below on the floor, when threshold roof beam 3 received the side direction striking, beam joint 4 can transmit the side direction load to floor 2 better, thereby with furthest's receipt come from threshold roof beam 3's transverse load and smooth-going transmission for front seat crossbeam 1, make the seat crossbeam that is located on floor 2 provide necessary supporting role for the side impact, thereby super capacitor 6's the characteristic of arranging in the current hydrogen energy automobile of better adaptation, reach the lightweight and satisfy the requirement that the side impact.
Further, the junction of horizontal connecting portion 41 with erect connecting portion 42 is kink 43, kink 43 is the inside sunken depressed part 44 that forms and is located two side connecting portion 45 of both sides around depressed part 44, and when threshold roof beam 3 received the side direction striking, erect connecting portion 42 received inward pressure, because the setting of two side connecting portion 45 for have the supporting role of two side connecting portions 45 between horizontal connecting portion 41 and the erect connecting portion 42, can improve beam joint 4's bending resistance, better transmit the side load to on the floor 2. In this embodiment, the concave portion 44 and the side connecting portion 45 are vertically disposed, so that the bending resistance of the beam joint 4 can be further improved.
In order to further realize the light weight of the hydrogen energy automobile, the beam joint 4 is made of carbon fiber composite, the thickness of the beam joint 4 is 3.0-3.5mm, in the embodiment, the thickness of the beam joint 4 is 3.2mm, the material of the front seat beam 1 is made of carbon fiber composite, the thickness of the front seat beam 1 is 3.0-3.5mm, and in the embodiment, the thickness of the front seat beam 1 is 3.2 mm. In order to reduce the reduction of the mechanical property of the material caused by bending in the fiber weaving process, the front seat beam 1 and the beam joint 4 are respectively made of 0/90-degree and +/-45-degree biaxial warp knitted fabrics with the single-layer thickness of 0.4mm and 0-degree uniaxial warp knitted fabrics with the single-layer thickness of 0.4mm, and it is required to be noted that the longitudinal direction of the front seat beam 1 is the 0-degree direction of fabric laying, and a coordinate system is arranged in the anticlockwise direction, so that the requirement of light weight can be met, and the problems that the position of the front seat beam 1 is higher and force transmission is indirect in the side collision process can be solved. In order to ensure the requirements of side collision load transmission and the editability of the mechanical properties of carbon fibers to the maximum extent, in the embodiment, eight layers are laid on the front seat cross beam 1 and the cross beam joint 4, a first layer (a laying layer) is formed by 0/90 degrees biaxial warp knitted fabric from bottom to top, a second layer is formed by 0 degrees uniaxial warp knitted fabric, a third layer is formed by +/-45 degrees biaxial warp knitted fabric, a fourth layer is formed by 0 degrees uniaxial warp knitted fabric, a fifth layer is formed by 0 degrees uniaxial warp knitted fabric, a sixth layer is formed by +/-45 degrees biaxial warp knitted fabric, a seventh layer is formed by 0 degrees uniaxial warp knitted fabric, and an eighth layer is formed by 0/90 degrees biaxial warp knitted fabric.
Further, the front seat cross beam 1 is convenient to connect with the floor 2, please refer to fig. 2, fig. 5 and fig. 6, the cross section of the front seat cross beam 1 perpendicular to the left-right direction is n-shaped, the bottom of the front seat cross beam 1 is provided with flanges 11 which are turned outwards, the flanges 11 are fixedly connected with the top of the floor 2, in this embodiment, the flanges 11 are connected with the top of the floor 2 by bonding.
In order to prevent the glue layer among the front seat beam 1, the floor 2 and the beam joint 4 from being torn during side collision, the transverse connecting portion 41 penetrates through the lower through holes 7 arranged at a plurality of intervals, the turned edge 11 is formed by the upper through holes 8 arranged at the positions corresponding to the lower through holes 7 on the floor 2, the upper through holes 8 and the lower through holes 7 are fixed through fasteners to be fixedly connected with the transverse connecting portion 41, the floor 2 and the front seat beam 1, and in the embodiment, the transverse connecting portion 41, the floor 2 and the front seat beam 1 are fixed through self-plugging rivets.
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 (10)
1. A connecting structure of a front seat cross beam and a threshold beam is characterized by comprising a front seat cross beam, a floor, a threshold beam and a cross beam joint;
front seat crossbeam is along controlling to extending, fixed connection in the floor top, front seat crossbeam inner be used for being connected with well longeron, the outer end with threshold roof beam fixed connection, the floor is close to the one end of threshold roof beam with threshold roof beam upper end fixed connection, floor bottom threshold roof beam inboard is used for placing super capacitor, beam joint is the form of buckling, has the horizontal connecting portion that is horizontal extension and the perpendicular connecting portion that is vertical extension, horizontal connecting portion with floor bottom fixed connection, perpendicular connecting portion with threshold roof beam medial surface fixed connection.
2. The front seat cross member and rocker connection structure of claim 1, wherein the junction of the cross connection portion and the vertical connection portion is a bent portion that is recessed inward to form a recessed portion, and two side connection portions that are located on front and rear sides of the recessed portion.
3. A front seat cross member and rocker beam connecting structure as set forth in claim 2, wherein said recessed portion is provided perpendicularly to said side connecting portion.
4. A front seat cross member and rocker beam joint as set forth in claim 3, wherein said cross member joint is made of carbon fiber composite.
5. A front seat cross member and rocker beam connecting structure as set forth in claim 4, wherein said cross member joint has a thickness of 3.0-3.5 mm.
6. The front seat cross member and rocker beam connecting structure of claim 4, wherein the cross member joint uses 0/90 ° and ± 45 ° biaxial warp knitting having a single thickness of 0.3 to 0.5mm, and 0 ° uniaxial warp knitting having a single thickness of 0.3 to 0.5 mm.
7. The front seat rail and rocker beam joint as claimed in claim 1, wherein the front seat rail is inverted U-shaped in cross section perpendicular to the left and right, and the bottom of the front seat rail is provided with an outwardly turned flange fixedly connected to the top of the floor.
8. A front seat cross member and rocker beam connecting structure as set forth in claim 7, wherein said flanges are connected to said floor top by adhesive bonding.
9. The front seat cross member and rocker beam connecting structure according to claim 8, wherein the cross connecting portion has a plurality of lower through holes formed therethrough at intervals, the flanges and the floor panel have upper through holes formed at positions corresponding to the lower through holes, and the upper through holes and the lower through holes are fixed by fasteners to fixedly connect the cross connecting portion, the floor panel and the front seat cross member.
10. A hydrogen powered automobile, characterized by comprising the front seat cross member and rocker beam connecting structure according to any one of claims 1 to 9.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202020584307.1U CN212243587U (en) | 2020-04-17 | 2020-04-17 | Front seat crossbeam and threshold roof beam connection structure and hydrogen energy car |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202020584307.1U CN212243587U (en) | 2020-04-17 | 2020-04-17 | Front seat crossbeam and threshold roof beam connection structure and hydrogen energy car |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN212243587U true CN212243587U (en) | 2020-12-29 |
Family
ID=74003095
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202020584307.1U Active CN212243587U (en) | 2020-04-17 | 2020-04-17 | Front seat crossbeam and threshold roof beam connection structure and hydrogen energy car |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN212243587U (en) |
-
2020
- 2020-04-17 CN CN202020584307.1U patent/CN212243587U/en active Active
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| GR01 | Patent grant | ||
| GR01 | Patent grant | ||
| 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. |
|
| CP01 | Change in the name or title of a patent holder | ||
| PE01 | Entry into force of the registration of the contract for pledge of patent right |
Denomination of utility model: A connecting structure of front seat beam and sill beam and hydrogen energy vehicle Effective date of registration: 20230201 Granted publication date: 20201229 Pledgee: China Construction Bank Corporation Wuhan Gangcheng sub branch Pledgor: Grove Hydrogen Energy Technology Group Co.,Ltd. Registration number: Y2023420000015 |
|
| PE01 | Entry into force of the registration of the contract for pledge of patent right |