CN214164990U - Railway flatcar body - Google Patents
Railway flatcar body Download PDFInfo
- Publication number
- CN214164990U CN214164990U CN202023046806.4U CN202023046806U CN214164990U CN 214164990 U CN214164990 U CN 214164990U CN 202023046806 U CN202023046806 U CN 202023046806U CN 214164990 U CN214164990 U CN 214164990U
- Authority
- CN
- China
- Prior art keywords
- webs
- pair
- assembly
- cover plate
- welded
- 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
Landscapes
- Butt Welding And Welding Of Specific Article (AREA)
Abstract
The utility model discloses a railway flatcar body, which comprises an end beam assembly, a sleeper beam assembly, a middle beam assembly, a side beam assembly, a cross beam assembly, a connecting beam assembly and a railing assembly; the middle beam assembly comprises a pair of middle beam webs, a middle beam upper cover plate welded on the upper end surfaces of the pair of middle beam webs, a middle beam lower cover plate welded on the lower end surfaces of the pair of middle beam webs and two traction beams welded on two ends of the middle beam webs; the middle web plate is wide in the middle and narrow at two ends along the length direction, and forms a fish-belly box type structure with variable cross sections with the middle beam upper cover plate and the middle beam lower cover plate in an enclosing mode. The fish belly box type structure is lighter than the self weight of the I-shaped steel; except that the sleeper beam is formed by adopting a double-web structure, all the rest cross beams and the end beam are formed by a single-web structure, and the number of the cross beams is reduced by adopting small cross beams, so that the dead weight of the vehicle body is effectively reduced, the technical economy of the vehicle is improved, and the whole structure is simple.
Description
Technical Field
The utility model relates to a railway engineering flatcar technical field, concretely relates to railway flatcar automobile body.
Background
The traditional railway engineering flat car body is an integral structure formed by mutually connecting a middle beam, a sleeper beam, an end beam, a cross beam, a side beam and the like, and all beam members of the car body jointly participate in bearing and transmitting vertical loads of goods, longitudinal loads of train traction and the like. Most of the existing flatcars generally adopt hot rolled I-shaped steel, have heavier dead weight, and can only meet the running of railway vehicles with small axle weights for some railways, so that the railway flatcars are required to have the lowest dead weight as possible. The chinese utility model patent (grant publication No. CN202368589U, grant publication No. 2012.8.8) discloses a railway flatcar body that adapts to big concentration ability, and the center sill is the fish belly center sill that H shaped steel made, and other most roof beams adopt the channel-section steel, make and obtain from heavily heavy.
In addition, from the perspective of technical economy, the reduction of the self weight of the vehicle and the improvement of the transportation load are effective ways for improving the technical and economic parameters of the railway freight car and improving the transportation benefit, and the requirements and the design of a light-weight car body structure become the development direction of the railway freight car.
Disclosure of Invention
The utility model aims at providing a railway flatcar automobile body that dead weight is light and the structure is succinct to the not enough of above-mentioned technique.
In order to realize the aim, the utility model designs a railway flatcar body, which comprises an end beam assembly, a sleeper beam assembly, a middle beam assembly, a side beam assembly, a cross beam assembly, a connecting beam assembly and a railing assembly; the middle beam assembly comprises a pair of middle beam webs, a middle beam upper cover plate welded on the upper end surfaces of the pair of middle beam webs, a middle beam lower cover plate welded on the lower end surfaces of the pair of middle beam webs and two traction beams welded on two ends of the middle beam webs; the middle web plate is wide in the middle and narrow at two ends along the length direction, and forms a fish-belly box type structure with variable cross sections with the middle beam upper cover plate and the middle beam lower cover plate in an enclosing mode.
Furthermore, the draft sill assembly comprises a pair of draft sill webs, a draft sill upper cover plate welded on the upper end surfaces of the pair of draft sill webs, a coupler connecting plate welded on one end of the pair of draft sill webs, the top surface of which is welded on the lower surface of the draft sill upper cover plate, a supporting rod used for connecting the other end of the pair of draft sill webs, and a rib plate which is lined between the pair of draft sill webs and one end surface of which is welded with the coupler connecting plate; the middle beam upper cover plate and the traction beam upper cover plate are in butt welding, and the end parts of a pair of middle beam webs are welded on the coupler connecting plate.
Further, the distance between a pair of said trailing beam webs is greater than the distance between a pair of center beam webs.
Furthermore, the sleeper beam assembly comprises two sleeper beams symmetrically arranged on two sides of the center beam assembly, each sleeper beam comprises a pair of sleeper beam webs, an upper sleeper beam cover plate welded on the upper end surfaces of the pair of sleeper beam webs and a lower sleeper beam cover plate welded on the lower end surfaces of the pair of sleeper beam webs, and the height of the sleeper beam webs is gradually reduced from the center beam assembly to the side beam assembly.
Furthermore, the beam assembly comprises two beams symmetrically arranged on two sides of the middle beam assembly, and each beam comprises a beam web, a beam upper cover plate welded on the upper end face of the beam web, and a beam lower cover plate welded on the lower end face of the beam web.
Further, the device also comprises a small cross beam which is a U-shaped small cross beam.
Furthermore, the side beam assembly adopts cold-bending channel steel.
Further, the center sill web is of a symmetrical structure.
Compared with the prior art, the utility model has the advantages of it is following: the utility model discloses a railway flatcar body, which adopts a fish belly box type structure and has lighter dead weight relative to I-shaped steel; except that the sleeper beam is formed by adopting a double-web structure, all the rest cross beams and the end beam are formed by a single-web structure, and the number of the cross beams is reduced by adopting small cross beams, so that the dead weight of the vehicle body is effectively reduced, the technical economy of the vehicle is improved, and the whole structure is simple.
Drawings
FIG. 1 is a schematic structural view of a railway flatcar body of the present invention;
FIG. 2 is a schematic view of the center sill assembly of FIG. 1;
FIG. 3 is a schematic view of the trailing beam assembly of FIG. 2;
FIG. 4 is a schematic view of the structure of the bolster of FIG. 1;
fig. 5 is a schematic view of the cross beam assembly of fig. 1.
Wherein: the end beam assembly comprises an end beam assembly 1, a sleeper beam assembly 2 (wherein, the sleeper beam upper cover plate 2.1, the sleeper beam lower cover plate 2.2 and the sleeper beam web 2.3), a centre beam assembly 3 (wherein, the centre beam upper cover plate 3.1, the centre beam lower cover plate 3.2 and the centre beam web 3.3), a side beam assembly 4, a cross beam assembly 5 (wherein, the cross beam upper cover plate 5.1, the cross beam web 5.2 and the cross beam lower cover plate 5.3), a small cross beam 6, a connecting beam assembly, a railing assembly 8 and a traction beam assembly 9 (wherein, a support rod 9.1, a rib plate 9.3, a traction beam web 9.2, a coupler connecting plate 9.4 and a traction beam upper cover plate 9.5).
Detailed Description
The present invention will be described in further detail with reference to the following drawings and specific embodiments.
As shown in fig. 1, the railway flatcar body comprises an end beam assembly 1, a sleeper beam assembly 2, a middle beam assembly 3, a side beam assembly 4, a cross beam assembly 5, a small cross beam 6, a connecting beam assembly 7 and a railing assembly 8, which are welded into a frame structure for bearing goods and bearing longitudinal traction and impact force of a train. Wherein, the side beam assembly 4 adopts a cold bending channel steel, and the small cross beam is a U-shaped small cross beam.
As shown in fig. 2, the center sill assembly 3 includes a pair of center sill webs 3.3, a center sill upper cover plate 3.1 welded to the upper end surfaces of the pair of center sill webs 3.3, a center sill lower cover plate 3.2 welded to the lower end surfaces of the pair of center sill webs 3.3, and two draft sill assemblies 9 welded to the two ends of the center sill webs 3.3. The middle beam web 3.3 is wide in the middle and narrow at two ends along the length direction, the middle beam web 3.3 is of a symmetrical structure, and forms a fish belly box type structure with a variable cross section together with the middle beam upper cover plate 3.1 and the middle beam lower cover plate 3.2.
As shown in fig. 3, the draft sill assembly 9 includes a pair of draft sill webs 9.2, a draft sill upper cover plate 9.5 welded to the upper end surfaces of the pair of draft sill webs 9.2, a coupler connecting plate 9.4 welded to one end of the pair of draft sill webs 9.2 and having a top surface welded to the lower surface of the draft sill upper cover plate 9.5, a supporting rod 9.1 for connecting the other end of the pair of draft sill webs 9.2, and a rib plate 9.3 lining between the pair of draft sill webs 9.2 and having one end surface welded to the coupler connecting plate 9.4.
The upper cover plate 3.1 of the middle beam and the upper cover plate 9.5 of the draft sill are butt-welded, the end parts of the pair of middle beam webs 3.3 are welded on the coupler connecting plate 9.4, and the distance between the pair of draft sill webs 9.2 is larger than the distance between the pair of middle beam webs 3.3, so as to meet the requirement of passing a curve.
As shown in fig. 4, the sleeper beam assembly 2 is a variable cross-section double-web structure formed by assembling and welding steel plates, and includes two sleeper beams symmetrically arranged on two sides of the center beam assembly, each sleeper beam includes a pair of sleeper beam webs 2.3, a sleeper beam upper cover plate 2.1 welded on the upper end surfaces of the pair of sleeper beam webs 2.3, and a sleeper beam lower cover plate 2.2 welded on the lower end surfaces of the pair of sleeper beam webs 2.3, wherein the height of the sleeper beam web 3 is gradually reduced from the center beam assembly to the side beam assembly.
As shown in fig. 5, the beam assembly 5 is a single-web structure formed by assembling and welding steel plates, and includes two beams symmetrically disposed on two sides of the middle beam assembly, each beam includes a beam web 5.2, a beam upper cover plate 5.1 welded on the upper end surface of the beam web 5.2, and a beam lower cover plate 5.3 welded on the lower end surface of the beam web 5.2.
The utility model discloses a railway flatcar body, which adopts a fish belly box type structure and has lighter dead weight relative to I-shaped steel; except that the sleeper beam is formed by adopting a double-web structure, all the rest cross beams and the end beam are formed by a single-web structure, and the number of the cross beams is reduced by adopting small cross beams, so that the dead weight of the vehicle body is effectively reduced, the technical economy of the vehicle is improved, and the whole structure is simple.
Claims (8)
1. A railway flatcar body comprises an end beam assembly (1), a sleeper beam assembly (2), a middle beam assembly (3), a side beam assembly (4), a cross beam assembly (5), a connecting beam assembly (7) and a railing assembly (8); the method is characterized in that: the middle beam assembly (3) comprises a pair of middle beam webs (3.3), a middle beam upper cover plate (3.1) welded on the upper end surfaces of the pair of middle beam webs (3.3), a middle beam lower cover plate (3.2) welded on the lower end surfaces of the pair of middle beam webs (3.3) and two traction beam assemblies (9) welded on two ends of the middle beam webs (3.3); the middle beam web plate (3.3) is wide in the middle and narrow at two ends along the length direction, and forms a fish belly box type structure with a variable cross section together with the middle beam upper cover plate (3.1) and the middle beam lower cover plate (3.2).
2. The railroad flat car body according to claim 1, characterized in that: the draft sill assembly (9) comprises a pair of draft sill webs (9.2), a draft sill upper cover plate (9.5) welded on the upper end surfaces of the pair of draft sill webs (9.2), a draft sill connecting plate (9.4) welded on one end of the pair of draft sill webs (9.2) and the top surface of the draft sill upper cover plate (9.5), a supporting rod (9.1) used for connecting the other end of the pair of draft sill webs (9.2), and a rib plate (9.3) which is lined between the pair of draft sill webs (9.2) and one end surface of which is welded with the draft sill connecting plate (9.4); the middle beam upper cover plate (3.1) and the traction beam upper cover plate (9.5) are in butt welding, and the end parts of a pair of middle beam webs (3.3) are welded on the coupler connecting plate (9.4).
3. The railroad flat car body according to claim 2, characterized in that: the distance between a pair of the traction beam webs (9.2) is larger than the distance between a pair of the middle beam webs (3.3).
4. The railroad flat car body according to claim 1, characterized in that: the sleeper beam assembly (2) comprises two sleeper beams symmetrically arranged on two sides of the middle beam assembly, each sleeper beam comprises a pair of sleeper beam webs (2.3), an upper sleeper beam cover plate (2.1) welded on the upper end surfaces of the pair of sleeper beam webs (2.3) and a lower sleeper beam cover plate (2.2) welded on the lower end surfaces of the pair of sleeper beam webs (2.3), and the height of the sleeper beam webs (2.3) is gradually reduced from the middle beam assembly (3) to the side beam assembly (4).
5. The railroad flat car body according to claim 1, characterized in that: the beam assembly (5) comprises two beams symmetrically arranged on two sides of the middle beam assembly (3), and each beam comprises a beam web (5.2), a beam upper cover plate (5.1) welded on the upper end surface of the beam web (5.2), and a beam lower cover plate (5.3) welded on the lower end surface of the beam web (5.2).
6. The railroad flat car body according to claim 1, characterized in that: the novel U-shaped beam is characterized by further comprising a small beam (6), wherein the small beam (6) is a U-shaped small beam.
7. The railroad flat car body according to claim 1, characterized in that: the side beam assembly (4) adopts cold bending channel steel.
8. The railroad flat car body according to claim 1, characterized in that: the middle beam web (3.3) is of a symmetrical structure.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202023046806.4U CN214164990U (en) | 2020-12-16 | 2020-12-16 | Railway flatcar body |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202023046806.4U CN214164990U (en) | 2020-12-16 | 2020-12-16 | Railway flatcar body |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN214164990U true CN214164990U (en) | 2021-09-10 |
Family
ID=77608014
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202023046806.4U Active CN214164990U (en) | 2020-12-16 | 2020-12-16 | Railway flatcar body |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN214164990U (en) |
-
2020
- 2020-12-16 CN CN202023046806.4U patent/CN214164990U/en active Active
Similar Documents
| Publication | Publication Date | Title |
|---|---|---|
| US10011287B2 (en) | Bogie for high-speed railway vehicle | |
| CN102381330B (en) | Railway flatcar body with adaptive high weight concentration capacity | |
| CN112937623A (en) | Rail vehicle chassis with large-section traction and bolster buffering structure | |
| CN101445116B (en) | A railway freight open wagon | |
| CN107697091B (en) | Compact bogie with built-in axle box for metro vehicle | |
| CN204037560U (en) | A kind of macro-axis heavy mineral open-top car | |
| US5718177A (en) | Railway truck sideframe with internal ribs in bottom member | |
| CN111674417A (en) | Large-load flat car | |
| CN113276897B (en) | Subway vehicle | |
| CN105015571A (en) | Chassis of low-floor trailer body | |
| CN212529631U (en) | Container car automobile body and container car | |
| CN214164990U (en) | Railway flatcar body | |
| CN205239506U (en) | Steel floor flatcar automobile body for railway freight car | |
| CN106080646B (en) | Low-floor rail vehicle truck end sill and the bogie for being provided with the end carriage | |
| CN110450796A (en) | It is a kind of to transport U-shaped or box-shaped precast beam rail transporter group | |
| CN106428087B (en) | A kind of low-floor articulated track vehicle bogie frame and bogie | |
| CN113581225A (en) | Large-load light-weight container flat car body and flat car comprising same | |
| CN201357829Y (en) | Railway open goods wagon | |
| US4630546A (en) | Double groove center sill | |
| CN212447531U (en) | Novel aluminum alloy subway vehicle body | |
| CN211001338U (en) | Low-floor rail flat car bogie side frame | |
| CN109334696B (en) | Motor train underframe of empty rail truck | |
| CN205417640U (en) | Railway truck chassis | |
| CN203612013U (en) | Central traction device for large-axle-load bogie | |
| CN210101633U (en) | Railway container flat car with low bearing surface |
Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| GR01 | Patent grant | ||
| GR01 | Patent grant | ||
| TR01 | Transfer of patent right | ||
| TR01 | Transfer of patent right |
Effective date of registration: 20220805 Address after: 430212 Shanhu Road, Daqiao New District, Jiangxia District, Wuhan City, Hubei Province Patentee after: CRRC Changjiang Transport Equipment Group Co.,Ltd. Address before: 430212 Shanhu Road, Daqiao New District, Jiangxia District, Wuhan City, Hubei Province Patentee before: CRRC Yangtze Co.,Ltd. |