CN115991242A - New energy automobile threshold structure - Google Patents
New energy automobile threshold structure Download PDFInfo
- Publication number
- CN115991242A CN115991242A CN202310162878.4A CN202310162878A CN115991242A CN 115991242 A CN115991242 A CN 115991242A CN 202310162878 A CN202310162878 A CN 202310162878A CN 115991242 A CN115991242 A CN 115991242A
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- Prior art keywords
- threshold
- baffle
- plate
- new energy
- energy automobile
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- XAGFODPZIPBFFR-UHFFFAOYSA-N aluminium Chemical compound [Al] XAGFODPZIPBFFR-UHFFFAOYSA-N 0.000 claims abstract description 25
- 229910052782 aluminium Inorganic materials 0.000 claims abstract description 25
- 238000005192 partition Methods 0.000 claims abstract description 20
- 238000003466 welding Methods 0.000 claims abstract description 16
- 229910000838 Al alloy Inorganic materials 0.000 claims abstract description 9
- 238000005728 strengthening Methods 0.000 claims description 8
- 238000005452 bending Methods 0.000 claims description 6
- 230000007704 transition Effects 0.000 claims description 4
- 229910000831 Steel Inorganic materials 0.000 claims description 3
- 239000010959 steel Substances 0.000 claims description 3
- 230000005540 biological transmission Effects 0.000 abstract description 3
- 230000003014 reinforcing effect Effects 0.000 description 10
- 238000010521 absorption reaction Methods 0.000 description 2
- 230000007547 defect Effects 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 230000000149 penetrating effect Effects 0.000 description 1
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Classifications
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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
- Y02T10/60—Other road transportation technologies with climate change mitigation effect
- Y02T10/70—Energy storage systems for electromobility, e.g. batteries
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- Body Structure For Vehicles (AREA)
Abstract
The invention discloses a new energy automobile threshold structure which comprises a threshold outer plate, a threshold inner plate, a threshold aluminum section bar arranged between the threshold outer plate and the threshold inner plate, and a threshold baffle plate, wherein the threshold baffle plate is arranged between the threshold outer plate and the threshold inner plate, the threshold baffle plate is welded with the threshold outer plate and the threshold inner plate, and the threshold baffle plate is riveted with the threshold aluminum section bar. The new energy automobile threshold has reasonable structural design, and the welding surface and the riveting surface of the threshold partition plate are positioned at the upper end and the lower end of the threshold partition plate and are respectively connected with the inner and outer plates of the threshold and the inner aluminum profile of the threshold; when the threshold receives Z-direction force, effort passes through the threshold baffle and transmits to the aluminium alloy, and this kind of structure makes threshold and inner structure load transmission more reasonable, and the load force distributes more evenly, and it can effectively improve new energy automobile threshold support bearing capacity.
Description
Technical Field
The invention relates to the technical field of new energy automobiles, in particular to a new energy automobile threshold structure.
Background
The automobile body threshold is one of important components of an automobile body structure, and the automobile body threshold door consists of a threshold outer plate, a threshold inner plate and a threshold reinforcing plate and plays roles of bearing, collision energy absorption, support and the like.
Because the traditional gasoline car has lighter weight than a new energy car, as described in patent grant publication numbers CN 202743337U and CN 202783438U, a partition plate designed along the envelope surface of the inner and outer threshold is added in sections in a cavity formed by the outer threshold plate and the inner threshold plate to meet the requirements of bearing, collision energy absorption and supporting performance.
The new energy automobile has the advantages that the weight of the whole automobile is greatly increased, and the requirement on collision performance is met by adding the aluminum profile in the cavity of the threshold; the newly added aluminum profile is positioned in the middle of the section of the threshold, and breaks the classical structure of the traditional gasoline car that the upper and lower parts of the threshold partition plate are connected with the threshold in a penetrating way; the Z-direction bearing capacity of the aluminum profile to the doorsill is poor, so that the bearing capacity and the supporting performance of the automobile doorsill are poor.
Disclosure of Invention
Aiming at the defects of the prior art, the invention provides a new energy automobile threshold structure which can effectively improve the supporting and bearing performance of the new energy automobile threshold.
In order to solve the technical problems, the invention adopts the following technical scheme:
this new energy automobile threshold structure, including threshold planking, threshold inner panel and establish the threshold aluminium alloy between threshold planking and threshold inner panel, still include the threshold baffle, the threshold baffle is established between threshold planking and threshold inner panel, welding links to each other between threshold baffle and threshold planking and the threshold inner panel, and the riveting links to each other between threshold baffle and the threshold aluminium alloy.
Further:
the upper end of the threshold baffle is connected with the threshold aluminum profile, and the lower end of the threshold baffle is connected with the threshold outer plate and the threshold inner plate.
The vertical section of the threshold baffle plate is L-shaped.
The threshold baffle is of a steel plate structure.
The middle part of threshold baffle is equipped with threshold baffle strengthening rib, and the both sides limit of threshold baffle is the side plane, links to each other through threshold baffle strengthening rib transition face between threshold baffle strengthening rib and the side plane.
The upper end of the threshold baffle is provided with a bending surface, the bending surface forms a threshold baffle riveting surface, and the threshold baffle riveting surface is overlapped with a threshold aluminum profile.
The threshold baffle strengthening rib is the reinforced structure that concave structure formed on the threshold baffle.
The riveting surface of the threshold partition plate is connected with the threshold aluminum profile through a group of rivets.
The threshold aluminum profile is located above the threshold partition plate, and the riveting surface of the threshold partition plate is located at the top of the threshold partition plate and connected with the threshold aluminum profile in a riveting mode.
The concave structure on the threshold baffle plate is arranged towards the front of the automobile threshold.
Compared with the prior art, the invention has the following advantages:
the new energy automobile threshold has reasonable structural design, and the welding surface and the riveting surface of the threshold partition plate are positioned at the upper end and the lower end of the threshold partition plate and are respectively connected with the inner and outer plates of the threshold and the inner aluminum profile of the threshold; when the threshold receives Z-direction force, effort passes through the threshold baffle and transmits to the aluminium alloy, and this kind of structure makes threshold and inner structure load transmission more reasonable, and the load force distributes more evenly, and it can effectively improve new energy automobile threshold support bearing capacity.
Drawings
The contents and the marks in the drawings expressed in the drawings of the present specification are briefly described as follows:
fig. 1 is a schematic view of the threshold structure of the present invention.
FIG. 2 is a schematic view of the threshold plate according to the present invention.
Fig. 3 is a schematic view of a spot welding area according to the present invention.
FIG. 4 is a schematic illustration of the staking area of the present invention.
In the figure:
1-1, a threshold clapboard; 1-2, a threshold outer plate; 1-3, a threshold inner plate; 1-4, aluminum profile; 2-1, a threshold baffle welding surface; 2-2, reinforcing ribs of a threshold clapboard; 2-3, a threshold baffle reinforcing rib transition surface; 2-4, a threshold baffle plane; 2-5, riveting surfaces of threshold partition plates; 3-1, spot welding area; 4-1 rivet area.
Detailed Description
The following description of the embodiments of the present invention refers to the accompanying drawings, which illustrate in further detail.
As shown in fig. 1 to 4, the new energy automobile threshold structure comprises a threshold outer plate 1-2, a threshold inner plate 1-3, a threshold aluminum profile 1-4 and a threshold partition plate 1-1; the threshold planking and the welding of threshold inner panel link to each other and form threshold cavity structure, and threshold aluminium alloy and threshold baffle are all established in threshold cavity structure.
The threshold baffle is established between threshold planking and threshold inner panel, and the welding links to each other between threshold baffle and threshold planking and the threshold inner panel, and the riveting links to each other between threshold baffle and the threshold aluminium alloy.
The threshold outer plate, the threshold inner plate and the threshold partition plate are all high-strength steel plate structures and are formed by stamping; the upper end of the threshold baffle is connected with the threshold aluminum profile, the lower end of the threshold baffle is connected with the threshold outer plate and the threshold inner plate by spot welding, the lower end of the threshold baffle forms a threshold baffle welding surface 2-1, the spot welding quantity of the spot welding areas 3-1 can be distributed according to the welding spot spacing, and in principle, the welding spot spacing is controlled to be 40mm.
The middle part of the threshold clapboard is provided with a threshold clapboard reinforcing rib 2-2 which has the function of reinforcing the structural performance of the threshold clapboard; the two sides of the threshold clapboard are side planes, the side planes are threshold clapboard planes 2-4, and the threshold clapboard reinforcing ribs are connected with the side planes through threshold clapboard reinforcing rib transition surfaces 2-3.
The vertical section of the threshold clapboard is L-shaped; specifically, the upper end of the threshold plate is provided with a bending surface, the bending surface forms a threshold plate riveting surface 2-5, and the threshold plate riveting surface is overlapped with a threshold aluminum profile.
Preferably, the reinforcing rib of the threshold plate is a reinforcing structure formed by a concave structure on the threshold plate, and the concave structure on the threshold plate is arranged towards the front of the automobile threshold; the threshold aluminum profile is positioned above the threshold partition plate, and the riveting surface of the threshold partition plate is positioned at the top of the threshold partition plate and is in riveting connection with the threshold aluminum profile; the structure is stable and reliable, and the supporting and bearing performance can be improved.
The riveting surface of the threshold baffle plate is connected with the threshold aluminum profile through a group of rivets; the number of rivets in the rivet zone 4-1 can be distributed according to the weld pitch, which in principle is controlled to be around 40mm.
In the invention, the welding surface and the riveting surface of the threshold baffle are positioned at the upper end and the lower end of the threshold baffle and are respectively connected with the inner and outer plates of the threshold and the inner aluminum profile of the threshold; when the threshold receives Z-direction force, effort passes through the threshold baffle and transmits to the aluminium alloy, and this kind of structure makes threshold and inner structure load transmission more reasonable, and the load force distributes more evenly, and it can effectively improve new energy automobile threshold support bearing capacity.
The threshold baffle plate structure should be arranged on the center point of the general assembly lifting appliance and the jack so as to play an optimal reinforcing role. The threshold baffle plate structure can be adjusted in a forward and backward movement mode according to positions of a general assembly lifting appliance and a jack of a vehicle without a vehicle type, and has good applicability; particularly, platform vehicle type development, the threshold baffle plate structure can be used along, so that the mold development is reduced, and the development cost is reduced.
The foregoing description is only illustrative of the preferred embodiments of the present invention, and the above-described technical features may be arbitrarily combined to form a plurality of embodiments of the present invention.
While the invention has been described above with reference to the accompanying drawings, it will be apparent that the invention is not limited to the above embodiments, but is capable of being modified or applied to other applications without any modification, as long as the inventive concept and technical scheme are adopted.
Claims (10)
1. The utility model provides a new energy automobile threshold structure, includes threshold planking, threshold inner panel and establishes the threshold aluminium alloy between threshold planking and threshold inner panel, its characterized in that: still include the threshold baffle, the threshold baffle is established between threshold planking and threshold inner panel, welding links to each other between threshold baffle and threshold planking and the threshold inner panel, and the riveting links to each other between threshold baffle and the threshold aluminium alloy.
2. The new energy automobile threshold structure of claim 1, wherein: the upper end of the threshold baffle is connected with the threshold aluminum profile, and the lower end of the threshold baffle is connected with the threshold outer plate and the threshold inner plate.
3. The new energy automobile threshold structure of claim 1, wherein: the vertical section of the threshold baffle plate is L-shaped.
4. The new energy automobile threshold structure of claim 1, wherein: the threshold baffle is of a steel plate structure.
5. The new energy automobile threshold structure of claim 1, wherein: the middle part of threshold baffle is equipped with threshold baffle strengthening rib, and the both sides limit of threshold baffle is the side plane, links to each other through threshold baffle strengthening rib transition face between threshold baffle strengthening rib and the side plane.
6. The new energy automobile threshold structure of claim 2, wherein: the upper end of the threshold baffle is provided with a bending surface, the bending surface forms a threshold baffle riveting surface, and the threshold baffle riveting surface is overlapped with a threshold aluminum profile.
7. The new energy automobile threshold structure of claim 5, wherein: the threshold baffle strengthening rib is the reinforced structure that concave structure formed on the threshold baffle.
8. The new energy automobile threshold structure of claim 6, wherein: the riveting surface of the threshold partition plate is connected with the threshold aluminum profile through a group of rivets.
9. The new energy automobile threshold structure of claim 6, wherein: the threshold aluminum profile is located above the threshold partition plate, and the riveting surface of the threshold partition plate is located at the top of the threshold partition plate and connected with the threshold aluminum profile in a riveting mode.
10. The new energy automobile threshold structure of claim 7, wherein: the concave structure on the threshold baffle plate is arranged towards the front of the automobile threshold.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202310162878.4A CN115991242A (en) | 2023-02-24 | 2023-02-24 | New energy automobile threshold structure |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202310162878.4A CN115991242A (en) | 2023-02-24 | 2023-02-24 | New energy automobile threshold structure |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN115991242A true CN115991242A (en) | 2023-04-21 |
Family
ID=85990437
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202310162878.4A Pending CN115991242A (en) | 2023-02-24 | 2023-02-24 | New energy automobile threshold structure |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN115991242A (en) |
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2023
- 2023-02-24 CN CN202310162878.4A patent/CN115991242A/en active Pending
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