CN219524025U - Cross beam and vehicle with same - Google Patents
Cross beam and vehicle with same Download PDFInfo
- Publication number
- CN219524025U CN219524025U CN202320025239.9U CN202320025239U CN219524025U CN 219524025 U CN219524025 U CN 219524025U CN 202320025239 U CN202320025239 U CN 202320025239U CN 219524025 U CN219524025 U CN 219524025U
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- Prior art keywords
- wing plate
- lower wing
- cross beam
- plate
- lightening holes
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- 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
- Y02T10/00—Road transport of goods or passengers
- Y02T10/10—Internal combustion engine [ICE] based vehicles
- Y02T10/40—Engine management systems
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- Body Structure For Vehicles (AREA)
Abstract
The utility model discloses a crossbeam and have its vehicle, the said crossbeam includes: an upper wing plate configured as a flat plate and extending in a horizontal direction; the front web plate is connected to the front edge of the upper wing plate and extends in the vertical direction; the front edge of the lower wing plate is connected with the lower edge of the front web plate, the lower wing plate is in an arc shape, the middle part of the length direction of the lower wing plate is raised upwards, the rear side edge of the middle part of the length direction of the lower wing plate is provided with a weight reducing notch with an arc-shaped edge, and one side of the weight reducing notch, facing the front web plate, of the lower wing plate is provided with a first weight reducing hole penetrating through the lower wing plate. The cross beam provided by the embodiment of the utility model has the advantages of reasonable material distribution, high light weight degree and the like.
Description
Technical Field
The utility model relates to the technical field of vehicles, in particular to a cross beam and a vehicle with the cross beam.
Background
The beam structure in the related art is simpler, in order to guarantee the structural strength in the vehicle driving process, generally adopts thicker sheet metal parts, has the technical problems of high cost and large quality, and the stress of the beam at different positions is different, and the material of the beam and the weight reducing holes or weight reducing grooves are scientifically distributed, so that the structure of the beam is heavier, and the beam cannot adapt to the lightweight design of the whole vehicle.
Disclosure of Invention
The present utility model aims to solve at least one of the technical problems existing in the prior art. Therefore, an object of the present utility model is to provide a beam, which has advantages of reasonable material distribution, high light weight, and the like.
To achieve the above object, an embodiment according to a first aspect of the present utility model proposes a beam comprising: an upper wing plate configured as a flat plate and extending in a horizontal direction; the front web plate is connected to the front edge of the upper wing plate and extends in the vertical direction; the front edge of the lower wing plate is connected with the lower edge of the front web plate, the lower wing plate is in an arc shape, the middle part of the length direction of the lower wing plate is raised upwards, the rear side edge of the middle part of the length direction of the lower wing plate is provided with a weight reducing notch with an arc-shaped edge, and one side of the weight reducing notch, facing the front web plate, of the lower wing plate is provided with a first weight reducing hole penetrating through the lower wing plate.
The cross beam provided by the embodiment of the utility model has the advantages of reasonable material distribution, high light weight degree and the like.
According to some embodiments of the utility model, the first lightening holes are a plurality of, and the first lightening holes are arranged at intervals along the length direction of the lower wing plate.
According to some embodiments of the utility model, the first lightening holes are configured as elongated strips.
According to some embodiments of the utility model, the first lightening hole extends along the extension of the edge of the lightening relief.
According to some embodiments of the utility model, the weight-reducing notch is symmetrical about a left side and a right side of the cross beam, and the plurality of first weight-reducing holes are symmetrical about the left side and the right side of the cross beam.
According to some specific embodiments of the utility model, two ends of the front web are provided with avoidance notches, and edges of the avoidance notches are arc-shaped.
According to some embodiments of the utility model, the first lightening hole is configured as a rectangle with chamfers.
According to some embodiments of the utility model, the upper wing plate, the front web plate and the lower wing plate are all 5mm to 7mm thick.
According to some embodiments of the utility model, the front web is configured with a plurality of second lightening holes, the plurality of second lightening holes comprise a plurality of upper lightening holes and a plurality of lower lightening holes, the plurality of upper lightening holes are adjacent to the upper wing plate, the plurality of upper lightening holes are arranged at intervals along the length direction of the front web, and the plurality of lower lightening holes are adjacent to the lower wing plate and symmetrically arranged at the left side and the right side of the front web.
An embodiment according to a second aspect of the present utility model proposes a vehicle.
A vehicle according to an embodiment of the present utility model includes a cross member according to the above-described embodiment of the present utility model; the two ends of the cross beam are respectively arranged on the cross beam connecting plates; and the beam connecting plate is arranged on the longitudinal beam.
According to the vehicle disclosed by the embodiment of the utility model, the cross beam disclosed by the embodiment of the utility model has the advantages of reasonable material distribution, high light weight degree and the like.
Additional aspects and advantages of the utility model will be set forth in part in the description which follows, and in part will be obvious from the description, or may be learned by practice of the utility model.
Drawings
The foregoing and/or additional aspects and advantages of the utility model will become apparent and may be better understood from the following description of embodiments taken in conjunction with the accompanying drawings in which:
FIG. 1 is a schematic view of a beam structure according to an embodiment of the present utility model;
FIG. 2 is a front view of a beam according to an embodiment of the utility model;
FIG. 3 is a side view of a beam according to an embodiment of the utility model;
fig. 4 is a bottom view of a beam according to an embodiment of the utility model.
Reference numerals:
the cross beam 1, the upper wing plate 100, the front web 200, the lower wing plate 300, the weight-reducing notch 301 and the first weight-reducing hole 302,
avoidance gap 201, upper lightening hole 202, lower lightening hole 203, second lightening hole 204, and beam mounting hole 303.
Detailed Description
In the description of the present utility model, it should be understood that the terms "center", "longitudinal", "lateral", "length", "width", "thickness", "upper", "lower", "front", "rear", "left", "right", "vertical", "horizontal", "top", "bottom", "inner", "outer", "axial", "radial", "circumferential", etc. indicate orientations or positional relationships based on the orientations or positional relationships shown in the drawings are merely for convenience in describing the present utility model and to simplify the description, and do not indicate or imply that the device or element being referred to must have a specific orientation, be configured and operated in a specific orientation, and therefore should not be construed as limiting the present utility model.
In the description of the utility model, a "first feature" or "second feature" may include one or more of such features.
In the description of the present utility model, "plurality" means two or more.
The cross member 1 according to the embodiment of the present utility model is described below with reference to the drawings.
As shown in fig. 1 to 4, the cross member 1 according to the embodiment of the present utility model includes an upper wing plate 100, a front web 200, and a lower wing plate 300.
The upper wing panel 100 is constructed in a flat plate and extends in a horizontal direction, and the front web 200 is connected to the front edge of the upper wing panel 100 and extends in a vertical direction. The front edge of the lower wing plate 300 is connected to the lower edge of the front web 200, the lower wing plate 300 is configured in an arc shape, the middle part of the lower wing plate 300 in the length direction is raised upwards, the rear side edge of the middle part of the lower wing plate 300 in the length direction is configured with a weight reducing notch 301 with an arc-shaped edge, and the lower wing plate 300 is configured with a first weight reducing hole 302 penetrating the lower wing plate 300 at one side of the weight reducing notch 301 facing the front web 200.
For example, the cross beam 1 is specifically a cross beam of a towing vehicle, two ends of the cross beam 1 are provided with cross beam connecting plates (not shown in the figure), the cross beam 1 is mounted with a longitudinal beam through the cross beam connecting plates, and the lower wing plates 300 of the cross beam 1 are at the same height along the width direction (front-rear direction) thereof. The upper wing plate 100 is located at the same height everywhere, and the front web 200 is located on a vertical plane and extends in the left-right direction. For example, both ends of the upper wing plate 100 and the lower wing plate 300 are provided with beam mounting holes 303, and the beam mounting holes 303 are mounted with a beam connection plate. A plurality of hole sites are also provided between the plurality of beam mounting holes 303 to provide weight reduction. The upper wing plate 100, the front web 200 and the lower wing plate 300 are formed integrally by sheet metal bending.
According to the cross beam 1 provided by the embodiment of the utility model, the cross section is constructed into a C-shaped structure, the C-shaped structure of the cross beam 1 is preliminarily designed according to the boundary and the assembly space of the existing cross beam, the distribution of structural strength and materials of the cross beam 1 is achieved, a whole vehicle finite element model is built through computer finite element simulation analysis, and the stress distribution of the cross beam 1 under the conditions of convenience and common working conditions (such as whole vehicle impact, steering, torsion, braking and the like) is simulated.
The calculation stress is small in the rear region of the lower wing plate 300, and by constructing the weight-reducing notch 301 at the rear edge of the lower wing plate 300, changing the local structure of the lower wing plate 300, and providing the first weight-reducing hole 302 at the side of the lower wing plate 300 facing the front web 200 at the weight-reducing notch 301, the weight of the cross beam 1 can be reduced while ensuring the structural strength of the cross beam 1.
The upper wing plate 100 is configured as a flat plate extending horizontally, the stress at each position is relatively uniform, the middle part of the length direction of the lower wing plate 300 forms an upward-raised cambered surface, so that the lower wing plate 300 forms an arch structure, the structural strength of the lower wing plate 300 can avoid the arrangement of other structures below the lower wing plate 300, the appearance is attractive and light, and the resultant force distribution of materials is reflected. By adopting the cross beam 1 provided by the embodiment of the utility model, the weight is only 8.09kg, and compared with the cross beam in the prior art, the weight is reduced by 2.34kg and the weight is reduced by 22.4%.
Therefore, the cross beam 1 according to the embodiment of the utility model has the advantages of reasonable material distribution, high light weight degree and the like.
In some embodiments of the present utility model, as shown in fig. 1, the first lightening holes 302 are a plurality of, and the plurality of first lightening holes 302 are spaced apart along the length direction of the lower wing plate 300. By providing the plurality of first lightening holes 302, the lightening positions of the lower wing plate 300 can be more dispersed, and the weight can be reduced while the structural strength of the lower wing plate 300 is kept high.
In some embodiments of the present utility model, as shown in FIG. 4, the first lightening holes 302 are configured in an elongated shape. The elongated lightening holes are adapted to the shape of the lower wing plate 300, and the plurality of first lightening holes 302 may be uniformly distributed in the lower wing plate 300 without damaging structural strength.
Further, the first lightening hole 302 is configured as a rectangle with a chamfer. For example, the included angle between the chamfer and the short side is 60 degrees, so that the edge of the first lightening hole 302 is smoothly transited, the stress concentration at the first lightening hole 302 is prevented, and the lower wing plate 300 maintains high structural strength.
In some embodiments of the present utility model, as shown in FIG. 4, the first lightening holes 302 extend along the extension direction of the edges of the lightening cut 301. For example, the first lightening holes 302 extend from the middle portion of the lower wing plate 300 in the longitudinal direction to both ends thereof in a direction gradually away from the front web 200. The structure of the first lightening hole 302 is adapted to the structures of the lower wing plate 300 and the lightening and weight reducing notch 301, so that the structures of the lower wing plate 300 are not damaged.
In some embodiments of the present utility model, as shown in fig. 4, the weight-reducing notch 301 is symmetrical about the left and right sides of the cross beam 1, and the plurality of first weight-reducing holes 302 are symmetrical about the left and right sides of the cross beam 1. One side of each weight-reducing notch 301 adjacent to both ends of the cross member 1 is adjacent to the rear edge of the lower wing plate 300, and one side of the weight-reducing notch 301 adjacent to the middle of the cross member 1 is adjacent to the front web 200.
In some embodiments of the present utility model, as shown in fig. 2, both ends of the front web 200 are configured with the escape notches 201, and edges of the escape notches 201 are configured in a circular arc shape. Avoid other structures of crossbeam 1 and longeron installation department, further reduce the weight of crossbeam 1 simultaneously to dodge breach 201 can reduce the stress concentration phenomenon of crossbeam 1 and crossbeam connecting plate junction, prevent that crossbeam 1 both ends atress is too big.
In some embodiments of the present utility model, the thickness of the upper wing panel 100, the front web 200, and the lower wing panel 300 is 5mm to 7mm. For example, the thicknesses of the upper wing plate 100, the front web 200 and the lower wing plate 300 are all 6mm, the structure of the cross beam 1 is optimized through computer software finite element analysis simulation, materials are sufficient at the places with concentrated stress, and the use of the materials is reduced at the places with small stress, so that the reliable mechanical property can be realized by adopting a thinner cross beam 1 structure, and the weight of the cross beam 1 is further reduced.
In some embodiments of the present utility model, as shown in fig. 2, the front web 200 is configured with a plurality of second lightening holes 204, the plurality of second lightening holes 204 including a plurality of upper lightening holes 202 and a plurality of lower lightening holes 203, the plurality of upper lightening holes 202 being adjacent to the upper wing plate 100, the plurality of upper lightening holes 202 being spaced apart along the length direction of the front web 200, and the plurality of lower lightening holes 203 being adjacent to the lower wing plate 300 and being symmetrically disposed at both left and right sides of the front web 200.
For example, the plurality of second lightening holes 204 are arranged in 2 rows, the second lightening holes 204 adjacent to one row of the upper wing plate 100 are arranged at the upper portion of the front web 200 and are spaced along the length direction of the front web 200, the second lightening holes 204 adjacent to one row of the lower wing plate 300 are positioned at two ends of the lower wing plate 300, the second lightening holes 204 also extend along the length direction of the front web 200, the plurality of lower lightening holes 203 are positioned below the plurality of upper lightening holes 202, for example, the lower lightening holes 203 adjacent to two ends of the length direction of the cross beam 1 are in one-to-one correspondence with the upper lightening holes 202, so that the second lightening holes 204 of different rows are orderly arranged, the lower lightening holes 203 are positioned at two sides of the lightening notch 301, the weight is reasonably reduced in the place where the weight is required, the stress in the middle of the lower part of the front web 200 is larger with sufficient material, and the hole position distribution of the second lightening holes 204 of the front web 200 is more reasonable.
A vehicle according to an embodiment of the present utility model is described below.
The vehicle according to the embodiment of the utility model includes the cross member 1 according to the above-described embodiment of the utility model.
The vehicle according to the above-described embodiment of the utility model includes the cross member 1, the cross member connecting plate (not illustrated in the drawings), and the side members (not illustrated in the drawings) according to the above-described embodiment of the utility model. Both ends of the cross beam 1 are respectively arranged on cross beam connecting plates, and the cross beam connecting plates are arranged on longitudinal beams. Specifically, both ends of the cross member 1 are mounted to the cross member mounting plates through the cross member mounting holes 303, respectively, so that the cross member mounting plates at both ends remain mounted with the left side member and the right side member, respectively.
The vehicle according to the embodiment of the present utility model has advantages of reasonable material distribution, high degree of weight reduction, and the like by using the cross member 1 according to the above embodiment of the present utility model.
Other constructions and operations of the cross beam 1 according to the embodiment of the present utility model are known to those skilled in the art and will not be described in detail herein.
In the description of the present specification, reference to the terms "one embodiment," "some embodiments," "illustrative embodiments," "examples," "specific examples," or "some examples," etc., means that a particular feature, structure, material, or characteristic described in connection with the embodiment or example is included in at least one embodiment or example of the utility model. In this specification, schematic representations of the above terms do not necessarily refer to the same embodiments or examples.
While embodiments of the present utility model have been shown and described, it will be understood by those of ordinary skill in the art that: many changes, modifications, substitutions and variations may be made to the embodiments without departing from the spirit and principles of the utility model, the scope of which is defined by the claims and their equivalents.
Claims (10)
1. A beam, comprising:
an upper wing plate configured as a flat plate and extending in a horizontal direction;
the front web plate is connected to the front edge of the upper wing plate and extends in the vertical direction;
the front edge of the lower wing plate is connected with the lower edge of the front web plate, the lower wing plate is in an arc shape, the middle part of the length direction of the lower wing plate is raised upwards, the rear side edge of the middle part of the length direction of the lower wing plate is provided with a weight reducing notch with an arc-shaped edge, and one side of the weight reducing notch, facing the front web plate, of the lower wing plate is provided with a first weight reducing hole penetrating through the lower wing plate.
2. The cross beam of claim 1, wherein the plurality of first lightening holes are spaced apart along the length of the lower wing plate.
3. The beam of claim 2, wherein the first lightening holes are configured in an elongated shape.
4. The beam of claim 3 wherein the first lightening holes are configured as a rectangle with chamfers.
5. A crossmember according to claim 3 wherein the first lightening holes extend in the direction of extension of the lightening cut edges.
6. The beam of claim 5, wherein the weight-reducing notch is symmetrical about a left-right side of the beam and the plurality of first weight-reducing apertures are symmetrical about the left-right side of the beam.
7. The cross beam of claim 1 wherein the front web is configured with relief notches at both ends, the edges of the relief notches being configured as circular arcs.
8. The cross beam of claim 1 wherein the upper wing panel, the front web panel and the lower wing panel are each 5mm to 7mm thick.
9. The cross beam of claim 1, wherein the front web is configured with a plurality of second lightening holes, the plurality of second lightening holes including a plurality of upper lightening holes adjacent to the upper wing plate and a plurality of lower lightening holes spaced apart along a length direction of the front web, the plurality of lower lightening holes adjacent to the lower wing plate and symmetrically disposed on left and right sides of the front web.
10. A vehicle, characterized by comprising:
the cross beam according to any one of claims 1-9;
the two ends of the cross beam are respectively arranged on the cross beam connecting plates;
and the beam connecting plate is arranged on the longitudinal beam.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202320025239.9U CN219524025U (en) | 2023-01-05 | 2023-01-05 | Cross beam and vehicle with same |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202320025239.9U CN219524025U (en) | 2023-01-05 | 2023-01-05 | Cross beam and vehicle with same |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN219524025U true CN219524025U (en) | 2023-08-15 |
Family
ID=87633263
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202320025239.9U Active CN219524025U (en) | 2023-01-05 | 2023-01-05 | Cross beam and vehicle with same |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN219524025U (en) |
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2023
- 2023-01-05 CN CN202320025239.9U patent/CN219524025U/en active Active
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| GR01 | Patent grant | ||
| GR01 | Patent grant |