CN111994107A - Novel rail vehicle end chassis device - Google Patents
Novel rail vehicle end chassis device Download PDFInfo
- Publication number
- CN111994107A CN111994107A CN202010824131.7A CN202010824131A CN111994107A CN 111994107 A CN111994107 A CN 111994107A CN 202010824131 A CN202010824131 A CN 202010824131A CN 111994107 A CN111994107 A CN 111994107A
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- China
- Prior art keywords
- cover plate
- traction
- sleeper
- assembly
- lower cover
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- 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.)
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Classifications
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B61—RAILWAYS
- B61F—RAIL VEHICLE SUSPENSIONS, e.g. UNDERFRAMES, BOGIES OR ARRANGEMENTS OF WHEEL AXLES; RAIL VEHICLES FOR USE ON TRACKS OF DIFFERENT WIDTH; PREVENTING DERAILING OF RAIL VEHICLES; WHEEL GUARDS, OBSTRUCTION REMOVERS OR THE LIKE FOR RAIL VEHICLES
- B61F1/00—Underframes
- B61F1/08—Details
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B61—RAILWAYS
- B61F—RAIL VEHICLE SUSPENSIONS, e.g. UNDERFRAMES, BOGIES OR ARRANGEMENTS OF WHEEL AXLES; RAIL VEHICLES FOR USE ON TRACKS OF DIFFERENT WIDTH; PREVENTING DERAILING OF RAIL VEHICLES; WHEEL GUARDS, OBSTRUCTION REMOVERS OR THE LIKE FOR RAIL VEHICLES
- B61F1/00—Underframes
- B61F1/08—Details
- B61F1/10—End constructions
Abstract
The utility model provides a novel rail vehicle end chassis device which characterized in that: the device comprises an end beam assembly, a traction beam assembly, a sleeper beam assembly and a patch plate assembly, wherein the end beam assembly is fixedly connected with the traction beam assembly in a welding mode, the traction beam assembly is fixedly connected with the sleeper beam assembly in a welding mode, and the sleeper beam assembly patch plate assembly is fixedly connected in a welding mode. The light weight of the vehicle body is realized, the use and maintenance cost of the vehicle is reduced, and the economical social requirement is met. In addition, the method can be popularized and applied to subsequent similar aluminum alloy vehicle types, and is beneficial to improving the technical level of subsequent projects.
Description
Technical Field
The invention belongs to the technical field of design of railway vehicle bodies, and particularly relates to a structure of a railway vehicle end chassis.
Background
Urban rail transit has the characteristics of safety, comfort, rapidness, environmental protection, large transportation capacity and low energy consumption, and becomes an important component of urban public transit. However, with the enlargement of the road network scale and the sharp increase of the passenger traffic volume, the total energy consumption of urban rail transit is also greatly increased. How to further reduce the energy consumption of subway vehicles by using a new structure and a new technology has become an extremely important topic in the urban rail transit industry. The low-density aluminum alloy material vehicle body can well realize the light weight of the vehicle body, and effectively reduces the energy consumption of the metro vehicle.
The novel railway vehicle end chassis device is used for a Harshy No. 1 subway line project vehicle body, and the Harshy No. 1 line vehicle body is a B-shaped lightweight aluminum alloy vehicle body.
The end underframe device of the existing B-type metro vehicle body is of a sleeper beam and a buffer beam which are of a steel module structure, the sleeper beam and the buffer beam adopt a steel plate welding structure, the weight of the sleeper beam and the buffer beam of the steel module is large, the weight of the sleeper beam is 444.5kg, and the weight of the buffer beam is 570 kg. And the sleeper beam and the buffer beam module are respectively riveted on the aluminum alloy boundary beam of the underframe of the car body by rivets. The riveting procedure of the steel module is long, the process is complex, the number of required constructors is large, and the requirement on technical proficiency is high.
The railway vehicle end chassis device is a novel railway vehicle end chassis device, and is characterized in that a car body of a Hohaote subway No. 1 is a B-type light-weight aluminum alloy car body, the end chassis is required to meet the requirements of strength, rigidity and fatigue performance, the light-weight requirement is realized, and the railway vehicle end chassis device is suitable for being simultaneously provided with a subway car coupler, a bogie and an energy-absorbing anti-creeper, and the conventional railway vehicle does not have the structure.
The parameters of the existing B-type vehicle body end underframe structure cannot be used for referring and guiding the B-type lightweight aluminum alloy vehicle body end underframe of the huh-and-te-Hao-subway No. 1 line in the conceptual design, so that the technical problem that the end underframe of the new vehicle type does not have the unified standard of core structure parameters such as corresponding aluminum material type selection, appearance size characteristics and the like is solved.
Disclosure of Invention
The invention aims to solve the problem that a lightweight aluminum alloy end chassis device suitable for mounting a B-type subway coupler, a bogie, an energy-absorbing anti-creeper and the like can meet the performance requirements of strength, rigidity, fatigue and the like through finite element analysis and static strength test verification.
In order to achieve the purpose, the invention provides a novel end chassis device of a railway vehicle, which is characterized in that: the device comprises an end beam assembly, a traction beam assembly, a sleeper beam assembly and a reinforcing plate assembly, wherein the end beam assembly comprises an end beam, an end beam mounting seat and a boundary beam, the traction beam assembly comprises a traction beam mounting seat, a traction beam upper cover plate, a traction beam lower cover plate, a vertical plate and a traction beam reinforcing plate, the sleeper beam assembly comprises a sleeper beam, a sleeper beam upper cover plate, a sleeper beam lower cover plate, a reinforcing beam and a sleeper beam reinforcing plate, the end beam assembly is fixedly connected with the interfaces of the traction beam upper cover plate and the traction beam lower cover plate in the traction beam assembly through welding, the traction beam assembly is fixedly connected with the interfaces of the sleeper beam in the sleeper beam assembly through the traction beam upper cover plate and the traction beam lower cover plate through welding, and the sleeper beam assembly is fixedly connected with the interfaces of the reinforcing plate assembly through welding.
Furthermore, the end beam is provided with two through holes, the aluminum alloy cylinder corresponding to the through holes is placed in the through holes of the end beam, the aluminum plate with the round holes is welded at the through holes of the end beam, the through holes of the aluminum plate are corresponding to the through holes of the end beam, the cylinder, the aluminum plate and the through holes of the end beam jointly form an end beam mounting seat, the end beam mounting seat is used for installing the energy-absorbing anti-creeper, the periphery of the end beam mounting seat is fixedly connected with the interface of the end beam in a welding mode, and two sides of the end beam are respectively connected with one side beam in a welding mode.
Furthermore, the boundary beam is of a right-angle trapezoid frame structure, the upper parts of the two boundary beams are inclined edges, and the heights of the two boundary beams are gradually reduced from the contact part of the two boundary beams and the end beam to the two sides.
Furthermore, the periphery of the traction beam mounting seat is fixedly connected with the traction beam upper cover plate, the traction beam lower cover plate and the interfaces of the vertical plates in a welding mode respectively, the traction beam mounting seat is used for installing a car coupler, the traction beam upper cover plate and the traction beam lower cover plate are positioned on the upper side and the lower side of the traction beam, welding holes are formed in the traction beam upper cover plate and the traction beam lower cover plate, and the vertical plates are positioned between the traction beam upper cover plate and the traction beam lower cover plate and are fixedly connected with the traction beam upper cover plate and the traction beam lower cover plate in a welding mode; the draw beam stiffening plate is located the tip that the draw beam is constituteed, and the draw beam stiffening plate adopts the welding to link firmly with the interface of draw beam upper cover plate, draw beam lower cover plate, riser, and the draw beam stiffening plate is used for the reinforcement that the draw beam is constituteed.
Furthermore, the upper cover plate and the lower cover plate of the sleeper beam are positioned on the upper side and the lower side of the sleeper beam, the two sides of the end part of the sleeper beam are respectively provided with a reinforcing beam, the interfaces of the sleeper beam, the upper cover plate, the lower cover plate and the reinforcing beam are fixedly connected by welding, the two sides of the end part of the lower cover plate of the sleeper beam are provided with air spring mounting seats, the middle part of the lower cover plate of the sleeper beam is provided with a bogie center pin, the bogie center pin and the air spring mounting seats are used for bogie mounting, the position of the reinforcing beam, which is positioned on one side of the lower cover plate of the sleeper beam, is provided with a sleeper beam reinforcing plate, and the.
The novel railway vehicle end chassis device for the railway vehicle can be directly used for a huhaote subway No. 1 vehicle in the concept design, and provides corresponding unified standards of core structure parameters such as aluminum material selection, appearance size characteristics and the like for the novel vehicle type, so that the efficiency of vehicle body design is improved, the design risk is reduced, and a reference basis is provided for the realization of platform, standardization and modularization of the B-type aluminum alloy vehicle end chassis device. The light weight of the vehicle body is realized, the use and maintenance cost of the vehicle is reduced, and the economical social requirement is met. In addition, the method can be popularized and applied to subsequent similar aluminum alloy vehicle types, and is beneficial to improving the technical level of subsequent projects.
Drawings
FIG. 1 is a perspective view of the novel rail vehicle end chassis assembly of the present invention;
FIG. 2 is an exploded view of the novel railway vehicle end chassis assembly of the present invention;
FIG. 3 is an end beam assembly of the present invention;
FIG. 4 is a schematic view of an energy-absorbing anti-creeper mounting structure of the present invention;
FIG. 5 is a draft sill assembly of the present invention;
fig. 6 is a bolster assembly of the present invention.
In the figure: an end beam assembly 1; a traction beam assembly 2; a sleeper beam assembly 3; a patch plate is formed 4; an energy-absorbing anti-creeper 5; an end beam 1-1; the end beam mounting base 1 is 2; 1-3 of boundary beam; a draft sill mounting base 2-1; 2-2 of an upper cover plate of the traction beam; 2-3 of a lower cover plate of the traction beam; 2-4 of a vertical plate; 2-5 of a stiffening plate of the traction beam; 3-1 of a sleeper beam; 3-2 parts of an upper cover plate of the sleeper beam; 3-3 parts of a lower cover plate of the sleeper beam; 3-4 of a reinforcing beam; 3-5 of a sleeper beam reinforcing plate; 3-6 of a bogie center pin; air spring mount 3-7.
Detailed Description
As shown in fig. 1 and 2, the device comprises an end beam assembly 1, a traction beam assembly 2, a sleeper beam assembly 3 and a patch plate assembly 4, wherein the end beam assembly 1 is provided with an end beam mounting seat 1-2 for mounting an energy-absorbing anti-creeper 5, and the end beam assembly 1 is fixedly connected with interfaces of a traction beam upper cover plate 2-2 and a traction beam lower cover plate 2-3 in the traction beam assembly 2 through the end beam 1-1 by welding; the traction beam assembly 2 is provided with a traction beam mounting seat 2-1 for mounting a car coupler, and the traction beam assembly 2 is fixedly connected with an interface of the sleeper beam 3-1 through a traction beam upper cover plate 2-2 and a traction beam lower cover plate 2-3 by welding; the sleeper beam assembly 3 is provided with a bogie center pin 3-6 and an air spring mounting seat 3-7 for bogie mounting, and the sleeper beam assembly 3 is fixedly connected with the interface of the patch plate assembly 4 through the sleeper beam 3-1 by welding.
As shown in fig. 3 and 4, the end beam assembly 1 comprises an end beam 1-1, 2 mounting seats 1-2 and 2 side beams 1-3; the mounting seat 1-2 is used for mounting the energy-absorbing anti-creeper 5, and the periphery of the mounting seat is fixedly connected with the interface of the end beam 1-1 by welding; the joint of the boundary beam 1-3 and the end beam 1-1 is fixedly connected by welding, the end beam 1-1 is provided with two through holes, a cylinder corresponding to the through hole is placed in the through hole of the end beam 1-1, an aluminum plate with a round hole is welded at the through hole of the end beam 1-1, the through hole of the aluminum plate corresponds to the through hole of the end beam, the cylinder, the aluminum plate and the through hole of the end beam 1-1 jointly form an end beam mounting seat 1-2, the boundary beam 1-3 is positioned at two sides of the end beam assembly 1, two sides of the end beam assembly 1 are respectively welded and connected with a right trapezoid boundary beam 1-3, the upper parts of the two boundary beams 1-3 are oblique edges, and the height of the two boundary beams 1-3 is gradually reduced from the contact part with the end beam 1-1 to the two sides.
As shown in fig. 5, the draft sill assembly 2 comprises a draft sill mounting base 2-1, a draft sill upper cover plate 2-2, a draft sill lower cover plate 2-3, 2 vertical plates 2-4 and a draft sill reinforcing plate 2-5; the traction beam mounting seat 2-1 is used for mounting a car coupler, and the periphery of the traction beam mounting seat 2-1 is fixedly connected with the interfaces of the traction beam upper cover plate 2-2, the traction beam lower cover plate 2-3 and the vertical plate 2-4 by welding; the upper cover plate 2-2 and the lower cover plate 2-3 of the traction beam are positioned at the upper side and the lower side of the traction beam, welding holes are formed in the upper cover plate 2-2 and the lower cover plate 2-3 of the traction beam, and the vertical plate 2-4 is positioned between the upper cover plate 2-2 and the lower cover plate 2-3 of the traction beam and fixedly connected with the upper cover plate 2-2 and the lower cover plate 2-3 of the traction beam in a welding manner; the draw beam reinforcing plate 2-5 is used for strengthening the draw beam, and the draw beam reinforcing plate 2-5 is fixedly connected with the interfaces of the draw beam upper cover plate 2-2, the draw beam lower cover plate 2-3 and the vertical plate 2-4 by welding.
As shown in fig. 6, further, the upper cover plate 3-2 and the lower cover plate 3-3 of the sleeper beam are located at the upper and lower sides of the sleeper beam 3-1, the two sides of the end portion of the sleeper beam 3-1 are respectively provided with a reinforcing beam 3-4, the sleeper beam 3-1, the upper cover plate 3-2 of the sleeper beam and the lower cover plate 3-3 of the sleeper beam, the joints of the reinforcing beams 3-4 are fixedly connected by welding, air spring mounting seats 3-7 are arranged on two sides of the end part of the lower sleeper beam cover plate 3-3, a bogie center pin 3-6 is arranged in the middle of the lower sleeper beam cover plate 3-3, the bogie center pin 3-6 and the air spring mounting seats 3-7 are used for mounting a bogie, a sleeper beam reinforcing plate 3-5 is arranged at the position, located on one side of the lower sleeper beam cover plate 3-3, of the reinforcing beam 3-4, and the joints of the sleeper beam reinforcing plate 3-5 and the reinforcing beam 3-4 are fixedly connected by welding.
The end beam assembly 1, the side beams 1-3, the traction beam mounting seat 2-1, the sleeper beam 3-1 and the reinforcing beam 3-4 are made of large-section EN AW 6005A-T6 aluminum alloy sections; the end beam mounting seat 1-2, the traction beam upper cover plate 2-2, the vertical plate 2-4, the traction beam reinforcing plate 2-5, the sleeper beam upper cover plate 3-2, the sleeper beam lower cover plate 3-3 and the sleeper beam reinforcing plate 3-5 are made of aluminum plates 6082-T6; the material of the lower cover plate 2-3 of the traction beam is an aluminum plate 5083-H321.
In order to improve the efficiency of automobile body design, reduce the design risk, and then for it has realized that B type aluminum alloy automobile body end chassis device's platformization, standardization, modularization provide the reference basis. The light weight of the vehicle body is realized, the use and maintenance cost of the vehicle is reduced, and the economical social requirement is met. In addition, the invention can be popularized and applied to subsequent similar aluminum alloy vehicle types, and is beneficial to improving the technical level of subsequent projects, and the components form an integral bearing structure after being fixedly connected by assembly welding, so that the strength is higher.
Claims (4)
1. The utility model provides a novel rail vehicle end chassis device which characterized in that: the device comprises an end beam assembly, a traction beam assembly, a sleeper beam assembly and a reinforcing plate assembly, wherein the end beam assembly comprises an end beam, an end beam mounting seat and a boundary beam, the traction beam assembly comprises a traction beam mounting seat, a traction beam upper cover plate, a traction beam lower cover plate, a vertical plate and a traction beam reinforcing plate, the sleeper beam assembly comprises a sleeper beam, a sleeper beam upper cover plate, a sleeper beam lower cover plate, a reinforcing beam and a sleeper beam reinforcing plate, the end beam assembly is fixedly connected with the interfaces of the traction beam upper cover plate and the traction beam lower cover plate in the traction beam assembly through welding, the traction beam assembly is fixedly connected with the interfaces of the sleeper beam in the sleeper beam assembly through the traction beam upper cover plate and the traction beam lower cover plate through welding, and the sleeper beam assembly is fixedly connected with the interfaces of the reinforcing plate assembly through welding.
2. The novel rail vehicle end chassis assembly of claim 1, wherein: the end beam on be equipped with two through-holes, the aluminum alloy drum corresponding with the through-hole is put into in the through-hole department of end beam, the aluminum plate welding that has the round hole is in end beam through-hole department, aluminum plate's through-hole is corresponding with the through-hole of end beam, the end beam mount pad has been constituteed jointly to the through-hole of drum, aluminum plate and end beam, the periphery of end beam mount pad adopts the welding to link firmly with the interface of end beam, an edge beam of welded connection is respectively on the end beam both sides, the edge beam be a right trapezoid frame construction, and the upper portion of two edge beams is the hypotenuse, the height of two edge beams reduces to both sides from contacting the department with the end beam.
3. The novel rail vehicle end chassis assembly of claim 1, wherein: the periphery of the traction beam mounting seat is fixedly connected with the traction beam upper cover plate, the traction beam lower cover plate and the interfaces of the vertical plates in a welding manner respectively, the traction beam upper cover plate and the traction beam lower cover plate are positioned at the upper side and the lower side of the traction beam assembly, the traction beam upper cover plate and the traction beam lower cover plate are provided with welding holes, and the vertical plates are positioned between the traction beam upper cover plate and the traction beam lower cover plate and are fixedly connected with the traction beam upper cover plate and the traction beam lower cover plate in a welding manner; the draw beam stiffening plate is located the tip that the draw beam is constituteed, and the draw beam stiffening plate adopts the welding to link firmly with the interface of draw beam upper cover plate, draw beam lower cover plate, riser, and the draw beam stiffening plate is used for the reinforcement that the draw beam is constituteed.
4. The novel rail vehicle end chassis assembly of claim 1, wherein: the upper cover plate and the lower cover plate of the sleeper beam are positioned on the upper side and the lower side of the sleeper beam, the two sides of the end part of the sleeper beam are respectively provided with a reinforcing beam, the interfaces of the sleeper beam, the upper cover plate of the sleeper beam, the lower cover plate of the sleeper beam and the reinforcing beam are fixedly connected by welding, the two sides of the end part of the lower cover plate of the sleeper beam are provided with air spring mounting seats, the middle part of the lower cover plate of the sleeper beam is provided with a center pin of a bogie, the position of the reinforcing beam, which is positioned on one side of the lower cover plate of the sleeper beam, is.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202010824131.7A CN111994107A (en) | 2020-08-17 | 2020-08-17 | Novel rail vehicle end chassis device |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202010824131.7A CN111994107A (en) | 2020-08-17 | 2020-08-17 | Novel rail vehicle end chassis device |
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| Publication Number | Publication Date |
|---|---|
| CN111994107A true CN111994107A (en) | 2020-11-27 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202010824131.7A Pending CN111994107A (en) | 2020-08-17 | 2020-08-17 | Novel rail vehicle end chassis device |
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| CN (1) | CN111994107A (en) |
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN113184001A (en) * | 2021-06-08 | 2021-07-30 | 中车株洲电力机车有限公司 | Rail vehicle and vehicle body underframe structure thereof |
| CN113291342A (en) * | 2021-07-12 | 2021-08-24 | 中车长春轨道客车股份有限公司 | Rail vehicle and chassis thereof |
| CN115246428A (en) * | 2022-07-06 | 2022-10-28 | 中车株洲电力机车有限公司 | Vehicle underframe structure and vehicle body structure |
-
2020
- 2020-08-17 CN CN202010824131.7A patent/CN111994107A/en active Pending
Cited By (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN113184001A (en) * | 2021-06-08 | 2021-07-30 | 中车株洲电力机车有限公司 | Rail vehicle and vehicle body underframe structure thereof |
| CN113184001B (en) * | 2021-06-08 | 2023-08-08 | 中车株洲电力机车有限公司 | Rail vehicle and car body chassis structure thereof |
| CN113291342A (en) * | 2021-07-12 | 2021-08-24 | 中车长春轨道客车股份有限公司 | Rail vehicle and chassis thereof |
| CN115246428A (en) * | 2022-07-06 | 2022-10-28 | 中车株洲电力机车有限公司 | Vehicle underframe structure and vehicle body structure |
| CN115246428B (en) * | 2022-07-06 | 2024-04-05 | 中车株洲电力机车有限公司 | Vehicle underframe structure and vehicle body structure |
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