CN216467784U - Composite material train body splicing structure - Google Patents
Composite material train body splicing structure Download PDFInfo
- Publication number
- CN216467784U CN216467784U CN202121112898.3U CN202121112898U CN216467784U CN 216467784 U CN216467784 U CN 216467784U CN 202121112898 U CN202121112898 U CN 202121112898U CN 216467784 U CN216467784 U CN 216467784U
- Authority
- CN
- China
- Prior art keywords
- roof
- outer skin
- composite material
- train body
- length direction
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
- Active
Links
Images
Abstract
The utility model relates to the technical field of rail transit, in particular to a composite material train body splicing structure which comprises a connecting plate arranged on the inner side of a train body, wherein the train top and the side walls of the train body are fixedly connected through the connecting plate; the side wall comprises a second outer skin, a second cross beam and an upper side beam which are arranged on the inner side of the second outer skin, and the first cross beam and the second cross beam are both arranged in a direction perpendicular to the length direction of the vehicle body; and one end of the second cross beam, which is close to the roof, extends out of a second outer skin for supporting the roof, and the connecting plate is arranged as a bending plate, and two ends of the connecting plate are fixedly connected with the first cross beam and the second cross beam respectively. The composite material vehicle body adopts a modular design to reduce the complexity of the vehicle body structure, the roof and the side walls are assembled, the outer skins are connected through rivets, the cross beams are fastened and connected through connecting pieces, and the load of the roof is shared by the cross beams of the side walls, so that the overall structure of the vehicle body is more stable.
Description
Technical Field
The utility model relates to the technical field of rail transit, in particular to a composite material train body splicing structure.
Background
At present, most of train bodies are made of aluminum alloy materials, a train base is a steel underframe, the aluminum alloy train bodies and the steel underframe are connected through riveting, and the metal train bodies are prone to corrosion and not beneficial to light weight. The application of the composite material is an important development trend for developing the whole train body of the light-weight high-performance rail train, is also one of important ways for reducing the weight of the train, and has profound significance for safely accelerating the train.
The composite material car body is formed by splicing three modules, the car body comprises a car roof and side walls on two sides of the car roof, the car roof and the side walls are integrally formed by composite materials, the car roof and the side walls comprise outer skins arranged along the length direction of the car body and support frames paved along the length direction of the outer skins, and in the splicing process of the car roof and the side walls, the car body structure after connection is not stable enough only through rivet connection between the car roof and the outer skins of the side walls.
In view of the above problems, the designer actively makes research and innovation based on the practical experience and professional knowledge that the product engineering is applied for many years, so as to create a composite material train body splicing structure, and the composite material train body splicing structure is more practical.
SUMMERY OF THE UTILITY MODEL
The utility model aims to provide a composite material train body splicing structure aiming at the defects in the prior art.
In order to achieve the purpose, the utility model adopts the technical scheme that:
a composite material train body splicing structure comprises a connecting plate arranged on the inner side of a train body, wherein the train top and the side walls of the train body are fixedly connected through the connecting plate;
the side wall comprises a second outer skin, a plurality of second cross beams and a plurality of upper side beams, wherein the second cross beams and the upper side beams are arranged on the inner sides of the second outer skin; the first longitudinal beams and the upper edge beam are arranged along the length direction of the vehicle body, and the number of the first longitudinal beams is multiple;
the first outer skin is extended out of one end, close to the roof, of the second cross beam and used for supporting the roof, the connecting plate is a bending plate, two ends of the bending plate are fixedly connected with the first cross beam and the second cross beam respectively, and a sealing element is further arranged at the joint of the first outer skin and the second outer skin.
Furthermore, the roof side rail is arranged on one side, close to the roof, of the side wall, and the second outer skin covers the roof side rail.
Further, the second cross beam comprises a first part, a second part and a third part along the length direction of the second cross beam, the first part and the second part are arranged corresponding to the side walls, and the third part extends out of the second outer skin;
the second part corresponds the roof side rail sets up to the arc to the laminating is in the inboard of roof side rail, the third part sets up to the backup pad.
Further, the third portion is provided corresponding to the first side member at the roof edge, and the third portion is provided along the vehicle body length direction.
Furthermore, two ends of the third part in the length direction respectively extend to two adjacent first cross beams.
Further, a step is arranged on one side, close to the roof, of the outer surface of the roof side rail and used for overlapping the first outer skin on two sides of the roof.
Further, the sealing member is arranged at a step of the outer surface of the roof side rail along the length direction of the vehicle body.
Further, a plurality of second longitudinal beams are arranged on the inner side of the second outer skin, and the second longitudinal beams are arranged along the length direction of the vehicle body;
a plurality of reinforcing ribs are arranged between every two adjacent first longitudinal beams and every two adjacent second longitudinal beams along the length direction of the automobile body, and the reinforcing ribs are perpendicular to the length direction of the automobile body.
Furthermore, the first longitudinal beam, the second longitudinal beam, the top side beam and the reinforcing ribs are all of composite material pultrusion structures, and the first longitudinal beam, the second longitudinal beam and the top side beam are all provided with at least one cavity arranged along the length direction of the vehicle body.
The utility model has the beneficial effects that: the composite material car body adopts a modular design and comprises a car roof and two side walls, so that the complexity of the car body structure is reduced, the car roof and the side walls are integrally formed by adopting composite materials, and the workload required by production and final assembly is reduced;
the roof and the side walls are assembled, the roof and the side walls are connected through rivets between the outer skins, the connecting pieces are adopted to fasten and connect the respective cross beams, the load of the roof is borne by the outer skins of the side walls, and the load is borne by the cross beams of the side walls mostly, so that the overall structure of the vehicle body is more stable.
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 a composite vehicle body according to an embodiment of the present invention;
FIG. 2 is an enlarged view of a portion of the structure at A in FIG. 1;
FIG. 3 is a front view of a composite body structure in an embodiment of the present invention;
FIG. 4 is an enlarged view of a portion of FIG. 3 at B;
FIG. 5 is an exploded view of the vehicle body structure in an embodiment of the present invention;
fig. 6 is an enlarged view of a portion of the structure at C in fig. 5.
Reference numerals: 1. a vehicle roof; 11. a first outer skin; 12. a first cross member; 13. a first stringer; 2. a side wall; 21. a second outer skin; 22. a second cross member; 221. a first portion; 222. a second portion; 223. a third portion; 23. a roof side rail; 24. a second stringer; 3. a connecting plate; 4. reinforcing ribs; 5. and a seal.
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.
It will be understood that when an element is referred to as being "secured to" another element, it can be directly on the other element or intervening elements may also be present. When an element is referred to as being "connected" to another element, it can be directly connected to the other element or intervening elements may also be present. The terms "vertical," "horizontal," "left," "right," and the like as used herein are for illustrative purposes only and do not denote a unique embodiment.
Unless defined otherwise, all technical and scientific terms used herein have the same meaning as commonly understood by one of ordinary skill in the art to which this invention belongs. The terminology used in the description of the utility model herein is for the purpose of describing particular embodiments only and is not intended to be limiting of the utility model. As used herein, the term "and/or" includes any and all combinations of one or more of the associated listed items.
The composite material train body splicing structure shown in the figures 1 to 6 comprises a connecting plate 3 arranged on the inner side of a train body, wherein a roof 1 and a side wall 2 of the train body are fixedly connected through the connecting plate 3; the roof 1 comprises a first outer skin 11, a first cross beam 12 and a first longitudinal beam 13 which are arranged on the inner side of the first outer skin, the side wall 2 comprises a second outer skin 21, a second cross beam 22 and a top side beam 23 which are arranged on the inner side of the second outer skin, and the first cross beam 12 and the second cross beam 22 are correspondingly arranged in a plurality and are perpendicular to the length direction of the vehicle body; the first longitudinal beam 13 and the upper edge beam 23 are arranged along the length direction of the vehicle body, and the number of the first longitudinal beams 13 is multiple; one end of the second cross beam 22 close to the roof 1 extends out of the second outer skin 21 to support the roof 1, the connecting plate 3 is a bending plate, two ends of the bending plate are fixedly connected with the first cross beam 12 and the second cross beam 22 respectively, and a sealing element 5 is arranged at the joint of the first outer skin 11 and the second outer skin 21.
In the application, the vehicle body structure comprises three modules arranged along the length direction of the vehicle body structure, a vehicle roof 1 and two side walls 2, the vehicle roof 1 and the side walls 2 are integrally formed by composite materials, the outer skins of the vehicle roof 1 and the side walls 2 are fixedly connected through rivets, namely, the joint of a first outer skin 11 and a second outer skin 21 is fixedly connected through rivets, a first cross beam 12 and a second cross beam 22 on the vehicle roof 1 and the side walls 2 are fixedly connected through connecting pieces, and one end, close to the vehicle roof 1, of a second cross beam 22 on the side walls 2 extends out of the second outer skin 21 towards the vehicle roof 1 to support the vehicle roof 1, so that the load borne by the second outer skin 21 from the vehicle roof 1 is shared, and the whole vehicle body structure is more stable.
As a preference of the above embodiment, the roof side rail 23 is provided on the side of the side wall 2 near the roof 1, and the second outer skin 21 covers the roof side rail 23. Specifically, two sides of the roof 1 in the length direction are lapped on one side, close to the roof 1, of the upper edge beam 23, the upper edge beam 23 is covered by the second outer skin 21, and rivets for fixedly connecting the roof 1 and the side wall 2 cannot act on the upper edge beam 23 to damage the upper edge beam 23, so that the bearing performance of the upper edge beam is reduced.
Further, the second beam 22 includes a first portion 221, a second portion 222 and a third portion 223 along the length direction thereof, the first portion 221 and the second portion 222 are disposed corresponding to the sidewall 2, and the third portion 223 extends out of the second outer skin 21; specifically, the second portion 222 is provided in an arc shape corresponding to the roof side rail 23 and attached to the inner side of the roof side rail 23, and the third portion 223 is provided as a support plate.
In the implementation process, the first portion 221, the second portion 222 and the third portion 223 of the second cross member 22 are integrally formed, wherein the first portion 221 extends from the bottom of the sidewall 2 to the roof side rail 23, the second portion 222 is configured to be arc-shaped in accordance with the structure of the roof side rail 23 and is attached to the second outer skin 21 wrapped on the inner side of the roof side rail 23, and the third portion 223 extends out of the roof side rail 23 to form a supporting surface for supporting the roof 1. Preferably, the third portion 223 is disposed corresponding to the first side rail 13 at the edge of the roof 1, and the third portion 223 is disposed along the length direction of the vehicle body, and both ends of the third portion 223 in the length direction respectively extend to two adjacent first cross members 12. In particular, the third portion 223 is arranged as a support plane and is arranged in the longitudinal direction of the vehicle body, in particular for supporting the first side rail 13 of the roof 1 arranged in the longitudinal direction of the vehicle body.
In the present application, a plurality of second side members 24 are further provided on the inner side of the second outer skin 21, and the second side members 24 are each provided along the length direction of the vehicle body; a plurality of reinforcing ribs 4 are provided between each of the two adjacent first side members 13 and each of the two adjacent second side members 24 in the vehicle longitudinal direction, and the reinforcing ribs 4 are provided perpendicular to the vehicle longitudinal direction. Strengthen the bearing structure of the automobile body, strengthen the bearing capacity of the automobile body.
Further, the first longitudinal beam 13, the second longitudinal beam 24, the top side beam 23 and the reinforcing ribs 4 are all arranged in a composite material pultrusion structure, and the first longitudinal beam 13, the second longitudinal beam 24 and the top side beam 23 are all provided with at least one cavity arranged in the length direction of the vehicle body. Specifically, a step is provided on the outer surface of the roof side rail 23 on the side close to the roof 1 for overlapping the first outer skin 11 on both sides of the roof 1. The seal 5 is provided at a step of the outer surface of the roof side rail 23 in the vehicle body length direction. The composite material is widely applied to the vehicle body structure, so that the vehicle body is lightened, and the strength of the vehicle body is enhanced.
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 (9)
1. The composite material train body splicing structure is characterized by comprising a connecting plate (3) arranged on the inner side of a train body, wherein a train roof (1) and a side wall (2) of the train body are fixedly connected through the connecting plate (3);
the roof (1) comprises a first outer skin (11), a first cross beam (12) and a first longitudinal beam (13) which are arranged on the inner side of the first outer skin, the side wall (2) comprises a second outer skin (21), a second cross beam (22) and a top side beam (23) which are arranged on the inner side of the second outer skin, and the first cross beam (12) and the second cross beam (22) are correspondingly arranged in a plurality and are perpendicular to the length direction of the vehicle body; the first longitudinal beam (13) and the upper edge beam (23) are arranged along the length direction of the vehicle body, and a plurality of first longitudinal beams (13) are arranged;
one end, close to the roof (1), of the second cross beam (22) extends out of the second outer skin (21) and is used for supporting the roof (1), the connecting plate (3) is arranged to be a bending plate, two ends of the bending plate are fixedly connected with the first cross beam (12) and the second cross beam (22), and a sealing element (5) is further arranged at the connection position of the first outer skin (11) and the second outer skin (21).
2. Composite material train body splicing structure according to claim 1, wherein the roof side rail (23) is arranged on the side of the side wall (2) close to the roof (1), and the second outer skin (21) covers the roof side rail (23).
3. Composite material train body splicing structure according to claim 2, wherein said second cross member (22) comprises along its length a first portion (221), a second portion (222) and a third portion (223), said first portion (221) and said second portion (222) being arranged in correspondence of said side wall (2), said third portion (223) extending beyond said second outer skin (21);
the second part (222) is arranged in an arc shape corresponding to the upper edge beam (23) and attached to the inner side of the upper edge beam (23), and the third part (223) is arranged as a support plate.
4. Composite material train body splicing structure according to claim 3, wherein said third portion (223) is arranged in correspondence with said first longitudinal beam (13) at the edge of said roof (1), and said third portion (223) is arranged in the length direction of the body.
5. The composite material train body splicing structure of claim 4, wherein both ends of the third portion (223) in the length direction extend to two adjacent first cross beams (12).
6. Composite material train body splicing structure according to claim 2, wherein a step is provided on the outer surface of the roof side rail (23) on the side close to the roof (1) for overlapping the first outer skin (11) on both sides of the roof (1).
7. Composite material train body splicing structure according to claim 6, wherein the sealing member (5) is arranged at a step of the outer surface of the roof side rail (23) in the length direction of the train body.
8. The composite material train body splicing structure according to claim 7, wherein a plurality of second longitudinal beams (24) are further arranged on the inner side of the second outer skin (21), and the second longitudinal beams (24) are arranged along the length direction of the train body;
a plurality of reinforcing ribs (4) are arranged between every two adjacent first longitudinal beams (13) and every two adjacent second longitudinal beams (24) along the length direction of the automobile body, and the reinforcing ribs (4) are arranged perpendicular to the length direction of the automobile body.
9. The composite material train body splicing structure according to claim 8, wherein the first longitudinal beam (13), the second longitudinal beam (24), the top side beam (23) and the reinforcing rib (4) are all provided as composite material pultrusion structures, and the first longitudinal beam (13), the second longitudinal beam (24) and the top side beam (23) are all provided with at least one cavity arranged along the length direction of a train body.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202121112898.3U CN216467784U (en) | 2021-05-24 | 2021-05-24 | Composite material train body splicing structure |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202121112898.3U CN216467784U (en) | 2021-05-24 | 2021-05-24 | Composite material train body splicing structure |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN216467784U true CN216467784U (en) | 2022-05-10 |
Family
ID=81394509
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202121112898.3U Active CN216467784U (en) | 2021-05-24 | 2021-05-24 | Composite material train body splicing structure |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN216467784U (en) |
-
2021
- 2021-05-24 CN CN202121112898.3U patent/CN216467784U/en active Active
Similar Documents
| Publication | Publication Date | Title |
|---|---|---|
| CA2529762C (en) | Sidewall assembly having composite panels for trailers and vans | |
| US20060290170A1 (en) | Sidewall assembly having composite panels for trailers and vans | |
| WO2022017540A1 (en) | Primary beam and transverse tunnel cavity and cross beam connection by means of mortise and tenon joint structure for passenger-carrying aluminum alloy vehicle frame | |
| CN216467784U (en) | Composite material train body splicing structure | |
| CN111959548B (en) | Rail vehicle and chassis transition structure for connecting high-low floor thereof | |
| CN103206150A (en) | Aluminum alloy side cabin door of passenger car | |
| CN212243570U (en) | Threshold beam structure of hydrogen energy automobile bearing type automobile body | |
| CN113291334B (en) | End wall and rail vehicle thereof | |
| CN215154609U (en) | Composite material vehicle body shoulder connecting structure | |
| CN210591903U (en) | Train and cross beam assembly thereof | |
| CN110481584B (en) | Low-floor vehicle body underframe structure and tramcar | |
| CN207773248U (en) | A kind of frame cross assembly | |
| RU208834U1 (en) | CAR-PLATFORM FRAME | |
| CN218505956U (en) | Electric logistics vehicle frame cross beam | |
| CN218027189U (en) | Stiffening rib with semi-closed and semi-open openings and stiffening plate | |
| CN210681136U (en) | Control surface combined wing beam structure | |
| CN218198275U (en) | Toilet of railway locomotive | |
| CN216424399U (en) | Lower beam structure of side wall | |
| CN217753911U (en) | Lightweight high-strength beam | |
| CA2561410C (en) | Sidewall assembly having composite panels for trailers and vans | |
| CN212402193U (en) | Container bottom beam structure | |
| CN217145975U (en) | Composite material top cover | |
| CN213534680U (en) | Crossbeam and connection structure, equipment cabin and rail vehicle of crossbeam and boundary beam | |
| CN217347808U (en) | Bogie cabin bottom plate structure | |
| CN114348037B (en) | Beam body reinforced connection structure for high-speed motor train unit train body shoulder |
Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| GR01 | Patent grant | ||
| GR01 | Patent grant |