CN215971496U - Apron board of rail transit vehicle body - Google Patents
Apron board of rail transit vehicle body Download PDFInfo
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- CN215971496U CN215971496U CN202122374130.XU CN202122374130U CN215971496U CN 215971496 U CN215971496 U CN 215971496U CN 202122374130 U CN202122374130 U CN 202122374130U CN 215971496 U CN215971496 U CN 215971496U
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- rail transit
- hollow structure
- vehicle body
- outer skin
- plate body
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Abstract
The utility model relates to the technical field of rail transit, in particular to a skirtboard of a rail transit vehicle body, which comprises: the panel body is provided with a plurality of cavities between the outer skin and the inner skin, and an installation part is arranged on one side, close to the vehicle body, of the panel body and is used for being connected with the vehicle body; the outer skin with the cladding has a plurality of hollow structure between the inner skin, the cavity is located in hollow structure, hollow structure level sets up. Compared with the prior art, the weight of the plate body is reduced by arranging the plurality of cavities, and the plate body is provided with the mounting part, so that the plate body is convenient to fix with a vehicle body; the hollow structure is arranged between the outer skin and the inner skin, so that the structural strength and the bending deformation resistance of the plate body are improved.
Description
Technical Field
The utility model relates to the technical field of rail transit, in particular to a skirtboard of a rail transit vehicle body.
Background
In general, rail transit vehicles are equipped with on-board equipment, such as: some control and communication electric equipment is installed, and the electric equipment is generally installed in an equipment interlayer between a power mechanism and a compartment of the vehicle, and the equipment interlayer is also called an equipment compartment. However, these vehicle-mounted devices generate extra air resistance when the vehicle runs at a high speed, and especially generate very large air resistance when two rows of vehicles on adjacent tracks meet, which not only greatly increases the power loss of the vehicle, but also causes damage to the vehicle-mounted devices.
Therefore, the rail transit vehicles are provided with protective plates below two sides of the carriage and outside the equipment compartment, and the protective plates are usually skirt boards and are used for reducing air resistance in the operation of the vehicles and enhancing the protection of various equipment in the equipment compartment.
With the continuous development of the light weight trend of high-speed trains, composite materials such as carbon fibers and glass fibers are gradually applied to the cabin body of the train, the fixed apron board made of traditional metal materials is welded and fixed on a carriage, and the composite materials cannot be welded and fixed.
In view of the above problems, the designer is based on the practical experience and professional knowledge that are abundant for many years in engineering application of such products, and is actively researched and innovated in cooperation with the application of scholars, so as to create a skirt board of a rail transit vehicle body, and the skirt board is more practical.
The information disclosed in this background section is only for enhancement of understanding of the general background of the utility model and should not be taken as an acknowledgement or any form of suggestion that this information forms the prior art already known to a person skilled in the art.
SUMMERY OF THE UTILITY MODEL
The utility model provides a skirtboard of a rail transit vehicle body, so that the problems in the background technology are effectively solved.
In order to achieve the purpose, the utility model adopts the technical scheme that: a rail transit body skirt, comprising: the panel body is provided with a plurality of cavities between the outer skin and the inner skin, and an installation part is arranged on one side, close to the vehicle body, of the panel body and is used for being connected with the vehicle body; the outer skin with the cladding has a plurality of hollow structure between the inner skin, the cavity is located in hollow structure, hollow structure level sets up.
Furthermore, the section of the hollow structure along the length direction is trapezoidal, and the bottom edge of the hollow structure is attached to the outer skin.
Further, the mounting portion is provided at the hollow structure.
Furthermore, a plurality of connecting ribs are arranged between the outer skin and the inner skin, and a plurality of cavities are separated by the connecting ribs.
Further, the mounting portion includes a mounting hole or a mounting groove.
Further, the installation part is arranged along the length direction of the plate body.
Further, the installation part is arranged along the width direction of the plate body.
The utility model has the beneficial effects that: according to the utility model, the outer skin and the inner skin are arranged, the plurality of cavities are arranged between the outer skin and the inner skin, the weight of the plate body is reduced, and the plate body is provided with the mounting part, so that the plate body is convenient to fix with a vehicle body.
Drawings
In order to more clearly illustrate the embodiments of the present invention or the technical solutions in the prior art, the drawings used in the description of the embodiments or the prior art will be briefly described below, it is obvious that the drawings in the following description are only some embodiments described in the present invention, and for those skilled in the art, other drawings can be obtained according to the drawings without creative efforts.
FIG. 1 is a schematic structural view of the present invention;
fig. 2 is a schematic structural view of a plate body in embodiment 1;
FIG. 3 is an enlarged view of a portion of FIG. 2 at A;
fig. 4 is a schematic structural view of a plate body in embodiment 2;
fig. 5 is a partially enlarged view of B in fig. 4.
Reference numerals: 1. a plate body; 11. an outer skin; 12. an inner skin; 13. a hollow structure; 14. connecting ribs; 2. an installation part.
Detailed Description
The technical solutions in the embodiments of the present invention will be clearly and completely described below with reference to the drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only a part of the embodiments of the present invention, and not all of the embodiments.
In the description of the present invention, it should be noted that the orientations or positional relationships indicated by the terms "center", "upper", "lower", "left", "right", "vertical", "horizontal", "inner", "outer", and the like are based on the orientations or positional relationships shown in the drawings, and are only for convenience of description and simplification of description, but do not indicate or imply that the device or element referred to must have a specific orientation, be constructed and operated in a specific orientation, and thus, should not be construed as limiting the present invention.
In the description of the present invention, it should be noted that, unless otherwise explicitly specified or limited, the terms "mounted," "connected," and "connected" are to be construed broadly, e.g., as meaning either a fixed connection, a removable connection, or an integral connection; can be mechanically or electrically connected; either directly or indirectly through intervening media, or may be interconnected between two elements. The specific meanings of the above terms in the present invention can be understood in specific cases to those skilled in the art.
Example 1:
as shown in fig. 1 to 3: a rail transit body skirt, comprising:
plate body 1, plate body 1 include outer skin 11 and interior skin 12 to and a plurality of cavities between outer skin 11 and the interior skin 12, and plate body 1 is provided with installation department 2 in one side that is close to the automobile body, and outside for with the automobile body coupling, the cladding has a plurality of hollow structure 13 between skin 11 and the interior skin 12, and the cavity is located hollow structure 13, and hollow structure 13 level sets up.
The cavity structure of the plate body 1 can greatly reduce the weight of the plate body 1 under the condition of ensuring the strength of the plate body 1. The plate body 1 is provided with an installation part 2 used for being connected with a vehicle body, so that the plate body 1 can be conveniently and integrally installed. It can be understood that the mounting portion 2 may be a mounting hole or a mounting groove, and if the mounting groove is a mounting groove, the mounting groove may be a continuous long groove or a plurality of short grooves distributed in the middle section. When the concrete implementation, installation department 2 can the actual demand, sets up along plate body 1 length direction, also can set up along plate body 1 width direction.
When the panel body 1 is formed, the hollow structure 13 is wrapped between the outer skin 11 and the inner skin 12, so that the cavity is located in the hollow structure 13, and the structural strength of the panel body 1 is increased.
Preferably, the hollow structure 13 has a trapezoidal cross section along its length, and the bottom edge of the hollow structure is attached to the outer skin 11.
Through setting up hollow structure 13 length direction's cross-section into trapezoidal, and base laminating in outer covering 11 to the local angle of interior covering 12 and hollow structure 13 contact is comparatively gentle, can be better with the laminating of hollow structure 13, guarantees the structural strength of plate body 1.
As a preference of the above embodiment, a mounting hole or mounting groove is provided at the hollow structure 13.
If when carrying out bolted connection, can not influence 1 surfaces of plate body, also there is installation space to lock the bolt spacing, and the installation is more firm, is difficult to not hard up.
Example 2:
as shown in fig. 4 to 5, unlike embodiment 1, a plurality of connecting ribs 14 are provided between the outer skin 11 and the inner skin 12, and the plurality of connecting ribs 14 divide a plurality of cavities. Through setting up a plurality of splice bars 14 between outer skin 11 and inner skin 12 for the plate body 1 can integrative pultrusion, and the shaping is convenient, and structural strength is high.
As a preference of the above embodiment, mounting holes or mounting grooves are provided at two of the cavities. When the vehicle body is connected, the bolt is locked by the mounting space, so that the connection is more tight.
It will be understood by those skilled in the art that the present invention is not limited to the embodiments described above, which are described in the specification and illustrated only to illustrate the principle of the present invention, but that various changes and modifications may be made therein without departing from the spirit and scope of the present invention, which fall within the scope of the utility model as claimed. The scope of the utility model is defined by the appended claims and equivalents thereof.
Claims (7)
1. The utility model provides a rail transit automobile body skirtboard which characterized in that includes:
the vehicle body comprises a plate body, a plurality of supporting plates and a plurality of connecting plates, wherein the plate body comprises an outer skin, an inner skin and a plurality of cavities between the outer skin and the inner skin; the outer skin with the cladding has a plurality of hollow structure between the inner skin, the cavity is located in hollow structure, hollow structure level sets up.
2. The rail transit vehicle body skirt of claim 1, wherein the hollow structure is trapezoidal in cross-section along its length, with a base edge attached to the outer skin.
3. The rail transit body skirt of claim 2, wherein the mounting portion is disposed at the hollow structure.
4. The rail transit vehicle body skirt of claim 1, wherein a plurality of tie bars are disposed between the outer skin and the inner skin, the plurality of tie bars separating the plurality of cavities.
5. The rail transit vehicle body skirt of claim 4, wherein the mounting portion comprises a mounting hole or a mounting slot.
6. The rail transit vehicle body skirt panel of claim 5, wherein the mounting portion is disposed along a length of the panel body.
7. The rail transit vehicle body skirt panel of claim 5, wherein the mounting portion is provided along a width direction of the panel body.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202122374130.XU CN215971496U (en) | 2021-09-28 | 2021-09-28 | Apron board of rail transit vehicle body |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202122374130.XU CN215971496U (en) | 2021-09-28 | 2021-09-28 | Apron board of rail transit vehicle body |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN215971496U true CN215971496U (en) | 2022-03-08 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202122374130.XU Active CN215971496U (en) | 2021-09-28 | 2021-09-28 | Apron board of rail transit vehicle body |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN215971496U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN114802328A (en) * | 2022-05-20 | 2022-07-29 | 中车青岛四方机车车辆股份有限公司 | Skirtboard subassembly and rail vehicle |
-
2021
- 2021-09-28 CN CN202122374130.XU patent/CN215971496U/en active Active
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN114802328A (en) * | 2022-05-20 | 2022-07-29 | 中车青岛四方机车车辆股份有限公司 | Skirtboard subassembly and rail vehicle |
| CN114802328B (en) * | 2022-05-20 | 2024-05-28 | 中车青岛四方机车车辆股份有限公司 | Apron board assembly and rail vehicle |
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