CN220483412U - Automobile threshold, chassis middle section and automobile - Google Patents
Automobile threshold, chassis middle section and automobile Download PDFInfo
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- CN220483412U CN220483412U CN202321857638.8U CN202321857638U CN220483412U CN 220483412 U CN220483412 U CN 220483412U CN 202321857638 U CN202321857638 U CN 202321857638U CN 220483412 U CN220483412 U CN 220483412U
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- 238000007789 sealing Methods 0.000 claims description 7
- 238000001125 extrusion Methods 0.000 claims description 3
- 238000005457 optimization Methods 0.000 abstract description 17
- 230000009286 beneficial effect Effects 0.000 abstract description 7
- 238000000034 method Methods 0.000 abstract description 7
- 230000010354 integration Effects 0.000 abstract description 6
- 238000003466 welding Methods 0.000 description 6
- 238000009434 installation Methods 0.000 description 5
- 229910052782 aluminium Inorganic materials 0.000 description 3
- XAGFODPZIPBFFR-UHFFFAOYSA-N aluminium Chemical compound [Al] XAGFODPZIPBFFR-UHFFFAOYSA-N 0.000 description 2
- 239000000463 material Substances 0.000 description 2
- 229910052751 metal Inorganic materials 0.000 description 2
- 239000002184 metal Substances 0.000 description 2
- 229910000831 Steel Inorganic materials 0.000 description 1
- 230000005540 biological transmission Effects 0.000 description 1
- 230000000694 effects Effects 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 239000000565 sealant Substances 0.000 description 1
- 239000010959 steel Substances 0.000 description 1
- 238000006467 substitution reaction Methods 0.000 description 1
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Abstract
The utility model relates to an automobile threshold, which comprises a threshold inner plate, wherein the threshold inner plate comprises an upper plate and a lower plate, the lower plate comprises a first inner plate part, a lower plate part bent outwards from the lower edge of the first inner plate part and a first flanging bent inwards from the upper edge of the first inner plate part, the lower plate part is provided with a power battery pack mounting point, and the first flanging is used for being connected with a top plate of a power battery pack; the upper plate is fixedly connected with the lower plate in a lap joint mode, and a seat mounting cross beam mounting point is arranged on the upper plate. The utility model also provides a middle section of the chassis. The utility model also provides an automobile. The method is beneficial to reducing the difficulty of vehicle type expansion optimization and is beneficial to rapid and low-cost vehicle type expansion optimization; the utility model improves the integration level of the middle section of the chassis, and is beneficial to improving the space in the vehicle and reducing the cost.
Description
Technical Field
The utility model relates to an automobile, in particular to an automobile threshold, a chassis middle section and an automobile.
Background
The front floor structure of part of the automobile is formed by assembling main components such as a seat mounting cross beam, a floor panel, a central passage, an automobile threshold and the like in a spot welding mode, a cavity for arranging a power battery pack is arranged on the lower side of the floor panel, and the left side and the right side of the power battery pack in the cavity are fixedly connected with the automobile threshold through fasteners. For example, the vehicle body side device and the vehicle proposed in the patent application CN201921222831.8 employ the front floor structure described above.
The front floor structure has the following technical problems:
the power battery pack and the floor panel are mutually independent components, a safety gap is required to be reserved between the power battery pack and the floor panel, the reserved safety gap can cause small height space in the vehicle, and the problems of more parts and low integration degree are also caused;
the front floor structure relates to a large number of parts, in particular to a large number of sheet metal parts, a large number of process equipment such as dies and clamps are needed, so that the cost control is not facilitated, and particularly when the vehicle model is expanded and optimized to form a new vehicle model, a large number of process equipment such as dies and clamps are needed to be manufactured again for the sheet metal parts which change, so that the vehicle model expansion is not facilitated.
Disclosure of Invention
The utility model aims to provide an automobile threshold, an automobile chassis middle section and an automobile, so as to reduce or eliminate at least one technical problem.
The utility model relates to an automobile threshold, which comprises a threshold inner plate, wherein the threshold inner plate comprises an upper plate and a lower plate, the lower plate comprises a first inner side plate part, a lower side plate part bent outwards from the lower edge of the first inner side plate part and a first flanging bent inwards from the upper edge of the first inner side plate part, the lower side plate part is provided with a power battery pack mounting point, and the first flanging is used for being connected with a top plate of a power battery pack; the upper plate is fixedly connected with the lower plate in a lap joint mode, and a seat mounting cross beam mounting point is arranged on the upper plate.
Optionally, the lower plate further includes a second flange bent downward from an outer edge of the lower side plate portion.
Optionally, the upper plate includes second interior side plate portion, sets up the overlap joint limit of second interior side plate downside, from the upper edge of second interior side plate portion is outside the last curb plate portion of buckling and from the third turn-ups of the outside edge of last curb plate portion upwards buckling, the overlap joint limit overlap joint is in on the first interior side plate portion.
Optionally, the upper plate further includes a connecting plate portion bent inward from a lower edge of the second inner side portion, and the overlap edge is bent downward from an inner edge of the connecting plate portion.
Optionally, the power battery pack mounting point includes a power battery pack mounting hole provided on the lower side plate portion.
The utility model also provides a chassis middle section, which comprises a power battery pack and two automobile doorsills, wherein the two automobile doorsills are respectively positioned at the left side and the right side of the power battery pack, the power battery pack is fixedly connected with the lower side plate parts of the two automobile doorsills, and the first flanging on the two automobile doorsills is supported on the upper side of the top plate of the power battery pack.
Optionally, a sealing structure is arranged between the first flange and the top plate.
Optionally, the first flanges on the two automobile threshold and the top plate of the power battery pack form an automobile front floor.
Optionally, the seat mounting beam comprises a beam body and two connecting brackets, wherein the beam body is an extrusion molding piece, the two connecting brackets are respectively and fixedly connected with the left end and the right end of the beam body, and the two connecting brackets are respectively and fixedly connected with the upper plate on the automobile threshold.
The utility model also provides an automobile, which comprises the chassis middle section.
The method is beneficial to reducing the difficulty of vehicle type expansion optimization and is beneficial to rapid and low-cost vehicle type expansion optimization; the utility model improves the integration level of the middle section of the chassis, and is beneficial to improving the space in the vehicle and reducing the cost.
Drawings
FIG. 1 is a cross-sectional view of a rocker in accordance with one embodiment;
FIG. 2 is a schematic view illustrating the structural adjustment of a rocker according to the present embodiment;
FIG. 3 is a schematic structural view of a portion of the middle section of the chassis according to the embodiment;
fig. 4 is a cross-sectional view of a mid-section of the chassis as described in the embodiments.
Wherein 1-lower plate; 2-upper plate; 3-a beam body; 4-connecting a bracket; 5-a power battery pack; 6-sponge sealing strips; 7-a bolt; 8-a nut; 101-a lower side plate portion; 102-a first inner side panel portion; 103-a first flanging; 104-a second flanging; 201-upper side plate portion; 202-a second inner side panel portion; 203-lap edges; 204-a third flanging; 205-a connection plate portion; 501-mounting a bracket; 502-top plate.
Detailed Description
Further advantages and effects of the present utility model will become readily apparent to those skilled in the art from the disclosure herein, by referring to the accompanying drawings and the preferred embodiments. The utility model may be practiced or carried out in other embodiments that depart from the specific details, and the details of the present description may be modified or varied from the spirit and scope of the present utility model. It should be understood that the preferred embodiments are presented by way of illustration only and not by way of limitation.
It should be noted that the illustrations provided in the following embodiments merely illustrate the basic concept of the present utility model by way of illustration, and only the components related to the present utility model are shown in the drawings and are not drawn according to the number, shape and size of the components in actual implementation, and the form, number and proportion of the components in actual implementation may be arbitrarily changed, and the layout of the components may be more complicated.
The automobile threshold shown in fig. 1 comprises a threshold outer plate and a threshold inner plate overlapped on the inner side of the threshold outer plate, wherein the threshold inner plate comprises an upper plate 2 and a lower plate 1, the lower plate 1 comprises a first inner plate part 102, a lower plate part 101 bent outwards from the lower edge of the first inner plate part 102 and a first flanging 103 bent inwards from the upper edge of the first inner plate part 102, the lower plate part 101 is provided with a power battery pack mounting point, and the first flanging 103 is used for being connected with a top plate 502 of a power battery pack 5; the upper plate 2 is fixedly connected with the lower plate 1 in a lap joint mode, and a seat installation beam installation point is arranged on the upper plate 2. By adopting the technical scheme, the threshold inner plate is disassembled into the upper plate 2 and the lower plate 1, the lower plate 1 is utilized to provide mounting points for the power battery pack 5, the upper plate 2 is utilized to provide mounting points for the seat mounting cross beam, the lower plate 1 and the power battery pack 5 form a modularized structure, the vehicle type expansion optimization can be carried out by adjusting the structure of the upper plate 2 under the condition that the lower plate 1 and the power battery pack 5 are not changed, the quantity of technological equipment such as a mould, a clamp and the like which are required to be manufactured again in the vehicle type expansion optimization process is effectively reduced, the difficulty of vehicle type expansion optimization is reduced, and the vehicle type expansion optimization is carried out rapidly and at low cost. The first flanging 103 on the lower plate 1 is connected with the top plate 502 of the power battery pack 5, and the first flanging 103 and the top plate 502 can be used for forming a front floor of the automobile, so that the integration level of the middle section of the chassis is improved, and the limitation on the space in the automobile is reduced.
As a specific example, the upper plate 2 and the lower plate 1 are overlapped into a threshold inner plate by spot welding, and spot welding sealant is arranged at the overlapped part of the upper plate 2 and the lower plate 1 to ensure the integral tightness of the automobile threshold.
In some embodiments, the lower panel 1 further comprises a second flange 104 bent downwards from the outer edge of the lower panel portion 101. With the above-described solution, the second flange 104 is used for overlap-joint with the threshold outer panel.
In some embodiments, the upper panel 2 includes a second inner side panel portion 202, a joint edge 203 provided at a lower side of the second inner side panel portion 202, an upper side panel portion 201 bent outward from an upper edge of the second inner side panel portion 202, and a third flange 204 bent upward from an outer edge of the upper side panel portion 201, the joint edge 203 being overlapped on the first inner side panel portion 102. By adopting the above technical scheme, the third flange 204 is used for being overlapped with the outer plate of the vehicle door, and the second inner side plate 202, the first inner side plate 102, the upper side plate 201 and the lower side plate 101 enclose a U-shaped beam-shaped structure, so that the U-shaped beam-shaped structure has higher strength.
In some embodiments, as shown in fig. 2, the upper plate 2 further includes a connection plate portion 205 bent inward from a lower edge of the second inner side portion, and the overlap edge 203 is bent downward from an inner edge of the connection plate portion 205. By adopting the technical scheme, when the vehicle type expansion optimization is carried out, the width of the automobile in the left-right direction can be adjusted by adjusting the width of the connecting plate part 205. As shown in fig. 2, in the specific implementation, the vehicle model expansion optimization can be performed by setting the connecting plate portion 205, adjusting the width of the connecting plate portion 205, and adjusting the width of the third flange 204.
In some embodiments, the power battery pack mounting points include power battery pack mounting holes provided on the lower side plate portion 101. By adopting the technical scheme, the power battery pack 5 and the lower side plate part 101 can be fixedly connected by the fastener matched with the power battery pack mounting hole.
In some embodiments, as shown in fig. 4, the present utility model further provides a chassis middle section, which includes a power battery pack 5 and two automobile door sills as described in any one of the above, the two automobile door sills are respectively located on the left side and the right side of the power battery pack 5, the power battery pack 5 is fixedly connected with the lower side plate parts 101 of the two automobile door sills, and the first flanges 103 on the two automobile door sills are both supported on the upper sides of the top plate 502 of the power battery pack 5. By adopting the technical scheme, the lower plate 1 and the power battery pack 5 form a modularized structure, and under the condition that the lower plate 1 and the power battery pack 5 are not changed, the structure of the upper plate 2 can be adjusted to carry out vehicle type expansion optimization, so that the amount of technological equipment such as a die, a clamp and the like which are required to be manufactured again in the vehicle type expansion optimization process is effectively reduced, the difficulty of vehicle type expansion optimization is reduced, and the vehicle type expansion optimization is carried out quickly and at low cost. The first flanging 103 on the lower plate 1 is connected with the top plate 502 of the power battery pack 5, and the first flanging 103 and the top plate 502 can be used for forming a front floor of the automobile, so that the integration level of the middle section of the chassis is improved, and the limitation on the space in the automobile is reduced.
In some embodiments, a sealing structure is provided between the first flange 103 and the top plate 502. By adopting the technical scheme, the sealing structure is utilized to form sealing between the first flanging 103 and the top plate 502, so that the tightness of the passenger cabin of the automobile can be ensured. As a specific example, the sealing structure is a sponge seal 6 sandwiched between the first flange 103 and the top plate 502.
In some embodiments, the first flanges 103 on the two car door sills and the top panel 502 of the power battery pack 5 constitute the car front floor. By adopting the technical scheme, the integration level of the middle section of the chassis can be improved, the restriction on the space of the passenger cabin is reduced, the number of parts can be reduced, and the cost of the whole vehicle is reduced.
In some embodiments, as shown in fig. 3, the chassis middle section further includes a seat mounting beam, the seat mounting beam includes a beam body 3 and two connecting brackets 4, the beam body 3 is an extrusion molding member, the two connecting brackets 4 are respectively fixedly connected at the left end and the right end of the beam body 3, and the two connecting brackets 4 are respectively fixedly connected with the upper plates 2 on the two automobile doorsills. By adopting the technical scheme, in the vehicle type expansion optimization process, the extruded beam body 3 can be quickly adjusted in length to adapt to the size adjustment of the left and right directions of the vehicle, so that the difficulty of vehicle type expansion optimization is reduced, and the vehicle type expansion optimization is quickly and cost-effectively carried out.
As a preferred example, the beam body 3 is an aluminum piece, the connecting bracket 4 is a steel piece, the seat installation beam adopts a steel-aluminum mixed structure, the connecting bracket 4 and the beam body 3 can be fixedly connected by adopting a fastening piece connection mode, the connecting bracket 4 and the upper plate 2 can be fixedly connected by adopting a spot welding mode, and the spot welding connection part of the upper plate 2 used for being connected with the connecting bracket 4 by spot welding is the seat installation beam installation point. By adopting the technical scheme, the aluminum beam body 3 has the characteristics of light weight, strong bearing capacity and strong collision force transmission capacity, and is also beneficial to improving the rigidity of the vehicle body. In particular embodiments, the midsection of the chassis typically includes two seat mounting rails spaced apart in the fore-aft direction.
As a specific example, as shown in fig. 4, the mounting bracket 501 of the power battery pack 5 is fixedly connected to the lower side plate portion 101 by a bolt 7 and a nut 8, and the bolt 7 is fitted into the power battery pack mounting hole on the lower side plate portion 101.
The utility model also provides an automobile, which comprises the chassis middle section.
The above embodiments are merely preferred embodiments for fully explaining the present utility model, and the scope of the present utility model is not limited thereto. Equivalent substitutions and modifications will occur to those skilled in the art based on the present utility model, and are intended to be within the scope of the present utility model. In the description of the present specification, a description referring to the terms "one embodiment," "some embodiments," "examples," "particular examples," or "some examples," etc., means that a particular feature, structure, material, or characteristic is included in at least one embodiment or example of the utility model in connection with the embodiment or example. In this specification, schematic representations of the above terms are not necessarily directed to the same embodiment or example. Furthermore, the particular features, structures, materials, or characteristics described may be combined in any suitable manner in any one or more embodiments or examples. Further, one skilled in the art can engage and combine the different embodiments or examples described in this specification.
In the description of the present utility model, it should be understood that the directions indicated by the terms "inside", "outside", etc. are directions indicated based on the coordinate system in fig. 1, only for convenience of description and simplification of the description, and are not intended to indicate or imply that the apparatus or element in question must have a specific direction, be constructed and operated in a specific direction, and thus should not be construed as limiting the present utility model.
Claims (10)
1. The automobile threshold comprises a threshold inner plate, and is characterized in that the threshold inner plate comprises an upper plate and a lower plate, the lower plate comprises a first inner side plate part, a lower side plate part bent outwards from the lower edge of the first inner side plate part and a first flanging bent inwards from the upper edge of the first inner side plate part, the lower side plate part is provided with a power battery pack mounting point, and the first flanging is used for being connected with a top plate of a power battery pack; the upper plate is fixedly connected with the lower plate in a lap joint mode, and a seat mounting cross beam mounting point is arranged on the upper plate.
2. The automobile rocker panel of claim 1 wherein the lower panel further includes a second flange bent downwardly from an outboard edge of the lower side panel portion.
3. The automobile rocker panel according to claim 1, wherein the upper panel includes a second inner panel portion, a joint edge provided at a lower side of the second inner panel portion, an upper panel portion bent outward from an upper edge of the second inner panel portion, and a third burring bent upward from an outer edge of the upper panel portion, the joint edge being lapped over the first inner panel portion.
4. A rocker as claimed in claim 3, wherein the upper panel further comprises a web portion bent inwardly from a lower edge of the second inner side portion, the overlap edge being bent downwardly from an inner edge of the web portion.
5. The automobile door sill according to claim 1 wherein the power battery pack mounting point comprises a power battery pack mounting hole provided on the lower side plate portion.
6. The chassis middle section is characterized by comprising a power battery pack and two automobile doorsills according to any one of claims 1-5, wherein the two automobile doorsills are respectively positioned on the left side and the right side of the power battery pack, the power battery pack is fixedly connected with the lower side plate parts of the two automobile doorsills, and the first flanging on the two automobile doorsills is supported on the upper side of the top plate of the power battery pack.
7. The chassis midsection of claim 6, wherein a sealing structure is provided between the first flange and the top plate.
8. The chassis midsection of claim 6 wherein the first flanges on the two car door sills and the top panel of the power cell pack form a car front floor.
9. The chassis midsection of claim 6, further comprising a seat mounting cross beam, wherein the seat mounting cross beam comprises a cross beam body and two connecting brackets, the cross beam body is an extrusion molding piece, the two connecting brackets are respectively and fixedly connected to the left and right ends of the cross beam body, and the two connecting brackets are respectively and fixedly connected to the upper plates on the two automobile door sills.
10. An automobile comprising a chassis midsection according to any of claims 6-9.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202321857638.8U CN220483412U (en) | 2023-07-14 | 2023-07-14 | Automobile threshold, chassis middle section and automobile |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202321857638.8U CN220483412U (en) | 2023-07-14 | 2023-07-14 | Automobile threshold, chassis middle section and automobile |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN220483412U true CN220483412U (en) | 2024-02-13 |
Family
ID=89829584
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202321857638.8U Active CN220483412U (en) | 2023-07-14 | 2023-07-14 | Automobile threshold, chassis middle section and automobile |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN220483412U (en) |
-
2023
- 2023-07-14 CN CN202321857638.8U patent/CN220483412U/en active Active
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