CN103963797A - Light weight wagon chassis - Google Patents
Light weight wagon chassis Download PDFInfo
- Publication number
- CN103963797A CN103963797A CN201410114294.0A CN201410114294A CN103963797A CN 103963797 A CN103963797 A CN 103963797A CN 201410114294 A CN201410114294 A CN 201410114294A CN 103963797 A CN103963797 A CN 103963797A
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- composition
- underframe
- chassis
- central sill
- sleeper beam
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- 241001669679 Eleotris Species 0.000 claims abstract description 29
- 229910000831 Steel Inorganic materials 0.000 claims abstract description 26
- 239000010959 steel Substances 0.000 claims abstract description 26
- 238000003466 welding Methods 0.000 claims abstract description 15
- 239000000203 mixture Substances 0.000 claims description 94
- 238000005452 bending Methods 0.000 claims description 4
- 238000009434 installation Methods 0.000 abstract description 3
- 230000000712 assembly Effects 0.000 abstract 9
- 238000000429 assembly Methods 0.000 abstract 9
- 238000012423 maintenance Methods 0.000 description 4
- 230000002421 anti-septic effect Effects 0.000 description 2
- 238000010586 diagram Methods 0.000 description 2
- 238000007689 inspection Methods 0.000 description 2
- 238000005457 optimization Methods 0.000 description 2
- 244000062793 Sorghum vulgare Species 0.000 description 1
- 230000009286 beneficial effect Effects 0.000 description 1
- 230000000694 effects Effects 0.000 description 1
- 238000005516 engineering process Methods 0.000 description 1
- 238000004519 manufacturing process Methods 0.000 description 1
- 239000000463 material Substances 0.000 description 1
- 238000000034 method Methods 0.000 description 1
- 235000019713 millet Nutrition 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 238000005096 rolling process Methods 0.000 description 1
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- Body Structure For Vehicles (AREA)
Abstract
A light weight wagon chassis is composed of a steel floor, a middle beam assembly, sleeper beam assemblies, large beam assemblies, small beam assemblies, a train tail device installation base, an auxiliary beam assembly and an auxiliary longitudinal beam assembly. The two ends of the chassis are provided with the train tail device installation base and the auxiliary beam assembly. The middle beam assembly is located in the middle of the chassis in the longitudinal direction of the chassis. The sleeper beam assemblies are arranged at the two ends of the chassis respectively. The three large beam assemblies and the two small beam assemblies are arranged between the two sleeper beam assemblies. The two ends of the sleeper beam assemblies and the two ends of the large beam assemblies are connected with the middle beam assembly and side walls of an open wagon with the chassis in an assembly welding mode. The steel floor is laid on the upper face of the chassis so that the chassis can be of an integral force bearing frame structure without end beams or side beams. According to the light weight wagon chassis, the end beams and the side beams of a chassis of a traditional open wagon are omitted, the light weight design is adopted, the self-weight of the chassis is effectively reduced, and the light weight wagon chassis has the advantages of being simple in structure, excellent in manufacturability, light in self-weight, large in longitudinal impact bearing capacity, and the like.
Description
Technical field:
The invention belongs to machine design and manufacture field, relate in particular to equipment of railway transportation field, particularly a kind of lightweight rail wagon base frame.
Background technology:
Because countries in the world national conditions, automatic Railway Condition, rolling stock transportation equipment exist very big-difference, the application operating mode of railway truck is far from it, particularly in some country underdeveloped, railway transportation equipment falls behind, the problems such as ubiquity vehicle integral structure strained condition is undesirable, vehicle tenure of use is short, Rigidity and strength under-reserve, can not give full play to effect and the usefulness of railway transportation equipment.
Summary of the invention:
The technical problem to be solved in the present invention is to provide a kind of lightweight rail wagon base frame, and its reasonable integral structure can effectively reduce deadweight, can meet again the requirement of railway transportation heavy－duty.
To achieve these goals, the present invention adopts following technical scheme:
The invention provides a kind of lightweight rail wagon base frame, this underframe by steel floor, central sill form, sleeper beam forms, cross bearer forms, needle beam forms, train tail apparatus mount pad, gate beam forms and false longeron forms, these underframe two ends are provided with train tail apparatus mount pad and gate beam composition; Central sill composition is positioned at the middle part of underframe along the longitudinal direction of underframe; A sleeper beam composition is respectively set at underframe two ends, and sleeper beam composition forms near false longeron and is parallel to gate beam and forms; Between two sleeper beam compositions, be furnished with three cross bearer compositions and two needle beam compositions, needle beam composition is positioned between cross bearer composition and cross bearer composition, and described sleeper beam composition, cross bearer composition, needle beam composition are parallel to each other; False longeron composition is arranged in underframe two ends and underframe middle part, and is parallel to central sill composition; On underframe, lay steel floor, its gordian technique is: the two ends of this sleeper beam composition form with central sill and the side wall assembly welding of the open-top car that contains this underframe is connected, the side wall assembly welding of cross bearer composition two ends and central sill composition and the open-top car that contains this underframe is connected, the side wall of the open-top car that makes this underframe and contain this underframe and headwall by overall all steel be welded to connect form a whole and underframe without the stress frame structure of end carriage and curb girder.
The invention has the beneficial effects as follows:
1, underframe of the present invention adopts the Undercarriage structure without end carriage, curb girder, end carriage and the curb girder of traditional gondola car chassis are cancelled, and adopt the two web box type structure girders of variable section and dead front type section structure beam, under the prerequisite that improves structural-load-carrying capacity, alleviate dead load, form rational overall stress frame structure, make each load bearing component stressed evenly, effectively reduce Undercarriage structure deadweight, realize the light-weight design of truck underframe, reach the target that improves the load-carrying of vehicle bicycle.
2, the present invention adopts high strength bolt to connect body center plate and middle fine strain of millet, improves the maintainability of body center plate in ensureing connection reliability.
3, the present invention adopts cartridge ring washer structure, reduces the longitudinal impact force of body center plate bolt junction, improves the integrally-built anti-impact kinetic force of underframe.
4, underframe of the present invention is all steel welded structure, and main beam and plate adopt high-strength weather resisting steel, to strengthen antiseptic property, improves vehicle life span, extends the car inspection and maintenance cycle, alleviates maintenance workload and traffic cost.
5, the present invention is simple in structure, anufacturability is good.
Brief description of the drawings:
Fig. 1 is structural representation of the present invention;
Fig. 2 is center sill structure schematic diagram of the present invention;
Fig. 3 is body center plate, the cartridge ring washer enlarged drawing of central sill of the present invention;
Fig. 4 is sleeper beam structure schematic diagram of the present invention;
Fig. 5 is cross bearer structural representation of the present invention;
Fig. 6 is needle beam structural representation of the present invention.
In figure, identify: 1-train tail apparatus mount pad, 2-gate beam composition, 3-assistant longitudinal beam composition, 4-sleeper beam composition, 5-central sill composition, 6-cross bearer composition, 7-needle beam composition; 8-steel floor; 5.1-integrated impact seat, 5.2-integral type rear draft lug, 5.3-cartridge ring washer, 5.4-body center plate.
Detailed description of the invention:
Below in conjunction with the drawings and specific embodiments, the present invention is described in further detail.But this should be interpreted as to the scope of above-mentioned theme of the present invention only limits to following embodiment.
In conjunction with Fig. 1-Fig. 6, a kind of railway lightweight type gondola car chassis by steel floor 8, central sill form 5, sleeper beam forms 4, cross bearer forms 6, needle beam forms 7, train tail apparatus mount pad 1, gate beam form 2 and false longeron 3 form, this underframe does not arrange end carriage and curb girder, and underframe two ends are provided with train tail apparatus mount pad 1 and gate beam composition 2.
Central sill composition 5 is positioned at the middle part of underframe along the longitudinal direction of underframe, central sill composition 5 is formed by two cold bending tank shaped steel assembly weldings, central sill composition 5 is provided with integrated impact seat 5.1, integral type rear draft lug 5.2, body center plate 5.4, cartridge ring washer 5.3 and dividing plate, integral type rear draft lug 5.2 is connected with U-steel staking, good manufacturability, maintains easily; Body center plate 5.4 adopts high strength bolt to be connected with U-steel, improves maintainable in ensureing connection reliability; Cartridge ring washer 5.3 is welded in body center plate 5.4 inside, can bear longitudinal impulse, reduces the longitudinal impact force at body center plate bolt place, improves underframe and bears the ability that longitudinal direction of car is got excited.
A composition sleeper beam composition 4 is respectively set at underframe two ends, sleeper beam composition 4 is near false longeron composition 3 and be parallel to gate beam composition 2, its two ends are connected with central sill composition 5 and the side wall assembly welding of the open-top car that contains this underframe, sleeper beam composition 4 is by upper cover plate, lower cover, web and brace panel assembly welding form, web is between upper cover plate and lower cover, sleeper beam composition 4 is positioned at integral type rear draft lug 5.2 places on central sill composition 5, sleeper beam composition 4 from central sill composition 5 cross sections to the side wall that contains this underframe open-top car from large to small, form the two web box type structure girders of variable section, under the prerequisite of raising structural-load-carrying capacity, alleviate dead load, improve vehicle load.
Between two sleeper beam compositions 4, be furnished with three cross bearer compositions 6 and two needle beam compositions 7, cross bearer composition 6 and needle beam composition 7 are formed by upper cover plate and lower cover, web and brace panel assembly welding, web, between upper cover plate and lower cover, forms I shape section beam.The two ends of cross bearer composition 6 are connected with central sill composition 5 and the sidewall welding of the open-top car that contains this underframe, cross bearer composition 6 from central sill composition 5 cross sections to the side wall that contains this underframe open-top car from large to small, needle beam composition 7 is positioned between cross bearer composition 6 and cross bearer composition 6, and described sleeper beam composition 4, cross bearer composition 6, needle beam composition 7 are parallel to each other; False longeron 3 is arranged in underframe two ends and underframe middle part, and is parallel to central sill composition 5, lays steel floor 8 on underframe.
Because the two ends of the sleeper beam composition 4 on underframe are connected with central sill composition 5 and the side wall assembly welding of the open-top car that contains this underframe, the two ends of cross bearer 2.6 are connected with central sill 2.5 and the sidewall welding of the open-top car that contains this underframe, headwall and the side wall of the open-top car that contains this underframe are welded to connect by corner post, the side wall of the open-top car that make underframe, contains this underframe and headwall by overall all steel be welded to connect form a whole and underframe without the stress frame structure of end carriage and curb girder.Because underframe adopts novel without end carriage and curb girder, and adopt variable cross-section box type structural beams and dead front type section structure beam, adopt light-weight design and equal strength design concept, make the steel structure of car body of the open-top car that contains this underframe form rational overall stress frame structure, make each load bearing component stressed evenly, ensureing, under the prerequisite of vehicle strength and stiffness, to have reduced Undercarriage structure deadweight, reduce the steel structure of car body deadweight of the open-top car that contains this underframe, improved the load-carrying of vehicle bicycle.
Underframe is all steel welded structure, and main beam and plate adopt high-strength weather resisting steel, to strengthen antiseptic property, improves vehicle life span, extends the car inspection and maintenance cycle, alleviates maintenance workload and traffic cost.
The above is optimum way of the present invention; may utilize the principle of the invention to do the retouching of the forms such as name modifications, installation site exchange, material improvement, structural Shape Optimization for the designer in the design field, any retouching on this basis and optimization are all in protection domain of the present invention.
Claims (5)
1. a lightweight rail wagon base frame, this underframe comprises steel floor (8), central sill composition (5), sleeper beam composition (4), cross bearer composition (6), needle beam composition (7), train tail apparatus mount pad (1), gate beam composition (2) and false longeron composition (3), these underframe two ends are provided with train tail apparatus mount pad (1) and gate beam composition (2), central sill composition (5) is positioned at the middle part of underframe along the longitudinal direction of underframe, a sleeper beam composition (4) is respectively set at underframe two ends, sleeper beam composition (4) is near false longeron composition (3) and be parallel to gate beam composition (2), between two sleeper beam compositions (4), be provided with three cross bearer compositions (6) and two needle beam compositions (7), needle beam composition (7) is positioned between cross bearer composition (6) and cross bearer composition (6), described sleeper beam composition (4), cross bearer composition (6), needle beam composition (7) is parallel to each other, false longeron composition (3) is arranged on underframe two ends and underframe middle part, and be parallel to central sill composition (5), on underframe, lay steel floor (8), it is characterized in that: the side wall assembly welding of the open-top car that the two ends of sleeper beam composition (4) form (5) and contain this underframe with central sill is connected, the side wall assembly welding of cross bearer composition (6) two ends and central sill composition (5) and the open-top car that contains this underframe is connected, the side wall of the open-top car that makes this underframe and contain this underframe and headwall by overall all steel be welded to connect form a whole and underframe without the stress frame structure of end carriage and curb girder.
2. a kind of lightweight rail wagon base frame according to claim 1, it is characterized in that: this underframe central sill composition (5) is formed by two cold bending tank shaped steel assembly weldings, central sill composition (5) is provided with integrated impact seat (5.1), integral type rear draft lug (5.2), body center plate (5.4), cartridge ring washer (5.3) and dividing plate, integral type rear draft lug (5.2) is connected with the staking of cold bending tank shaped steel, body center plate (5.4) adopts high strength bolt to be connected with cold bending tank shaped steel, and cartridge ring washer (5.3) is welded in body center plate (5.4) inside.
3. a kind of lightweight rail wagon base frame according to claim 1, it is characterized in that: this underframe sleeper beam composition (4) is to be formed by upper cover plate, lower cover, web and brace panel assembly welding, web is between upper cover plate and lower cover, the integral type rear draft lug (5.2) that sleeper beam composition (4) is positioned on central sill composition (5) is located, the cross section of sleeper beam composition (4) from central sill composition (5) to the side wall that contains this underframe open-top car from large to small, forms the two web box type structure girders of variable section.
4. a kind of lightweight rail wagon base frame according to claim 1, it is characterized in that: this underframe cross bearer composition (6) and needle beam composition (7) are formed by upper cover plate and lower cover, web and brace panel assembly welding, web is between upper cover plate and lower cover, form I shape section beam, the cross section of cross bearer composition (6) from central sill composition (5) to the side wall that contains this underframe open-top car from large to small.
5. a kind of lightweight rail wagon base frame according to claim 1, is characterized in that: this underframe is all steel welded structure, and main beam and plate adopt high-strength weather resisting steel.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201410114294.0A CN103963797B (en) | 2014-03-26 | 2014-03-26 | A kind of lightweight rail wagon base frame |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201410114294.0A CN103963797B (en) | 2014-03-26 | 2014-03-26 | A kind of lightweight rail wagon base frame |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN103963797A true CN103963797A (en) | 2014-08-06 |
| CN103963797B CN103963797B (en) | 2016-05-25 |
Family
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201410114294.0A Active CN103963797B (en) | 2014-03-26 | 2014-03-26 | A kind of lightweight rail wagon base frame |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN103963797B (en) |
Cited By (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN104527690A (en) * | 2014-12-29 | 2015-04-22 | 南车长江车辆有限公司 | Railway truck chassis |
| CN107600097A (en) * | 2017-10-20 | 2018-01-19 | 中车山东机车车辆有限公司 | A light-weight railway funnel wagon underframe and method |
| CN109334696A (en) * | 2018-11-12 | 2019-02-15 | 江苏瑞铁轨道装备股份有限公司 | A kind of chassis of motor train of sky rail lorry |
| CN109823357A (en) * | 2019-03-04 | 2019-05-31 | 中车长江车辆有限公司 | A kind of truck and its lower support structure |
| CN112810652A (en) * | 2021-03-05 | 2021-05-18 | 中车眉山车辆有限公司 | Asymmetric sleeper beam |
| CN114084182A (en) * | 2021-12-07 | 2022-02-25 | 中车眉山车辆有限公司 | Open wagon underframe without side beam and end beam |
Citations (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN2402521Y (en) * | 1999-11-26 | 2000-10-25 | 常州长江客车集团有限公司 | Bus chassis |
| CA2357841A1 (en) * | 2001-09-27 | 2003-03-27 | National Steel Car Limited | Cross member with container stop |
| CN201825145U (en) * | 2010-10-13 | 2011-05-11 | 中集车辆（集团）有限公司 | Semitrailer |
| WO2012135897A1 (en) * | 2011-04-06 | 2012-10-11 | Bradken Resources Pty Limited | Rail wagon undercarriage |
| CN103640585A (en) * | 2013-12-27 | 2014-03-19 | 哈尔滨轨道交通装备有限责任公司 | Chassis of railway flat wagon |
| CN203805906U (en) * | 2014-03-26 | 2014-09-03 | 南车眉山车辆有限公司 | Light-weight freight wagon undercarriage |
-
2014
- 2014-03-26 CN CN201410114294.0A patent/CN103963797B/en active Active
Patent Citations (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN2402521Y (en) * | 1999-11-26 | 2000-10-25 | 常州长江客车集团有限公司 | Bus chassis |
| CA2357841A1 (en) * | 2001-09-27 | 2003-03-27 | National Steel Car Limited | Cross member with container stop |
| CN201825145U (en) * | 2010-10-13 | 2011-05-11 | 中集车辆（集团）有限公司 | Semitrailer |
| WO2012135897A1 (en) * | 2011-04-06 | 2012-10-11 | Bradken Resources Pty Limited | Rail wagon undercarriage |
| CN103640585A (en) * | 2013-12-27 | 2014-03-19 | 哈尔滨轨道交通装备有限责任公司 | Chassis of railway flat wagon |
| CN203805906U (en) * | 2014-03-26 | 2014-09-03 | 南车眉山车辆有限公司 | Light-weight freight wagon undercarriage |
Cited By (9)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN104527690A (en) * | 2014-12-29 | 2015-04-22 | 南车长江车辆有限公司 | Railway truck chassis |
| CN104527690B (en) * | 2014-12-29 | 2017-07-25 | 中车长江车辆有限公司 | A kind of truck underframe |
| CN107600097A (en) * | 2017-10-20 | 2018-01-19 | 中车山东机车车辆有限公司 | A light-weight railway funnel wagon underframe and method |
| CN107600097B (en) * | 2017-10-20 | 2024-02-13 | 中车山东机车车辆有限公司 | Light railway hopper wagon underframe and method |
| CN109334696A (en) * | 2018-11-12 | 2019-02-15 | 江苏瑞铁轨道装备股份有限公司 | A kind of chassis of motor train of sky rail lorry |
| CN109334696B (en) * | 2018-11-12 | 2024-02-27 | 江苏瑞铁轨道装备股份有限公司 | Motor train underframe of empty rail truck |
| CN109823357A (en) * | 2019-03-04 | 2019-05-31 | 中车长江车辆有限公司 | A kind of truck and its lower support structure |
| CN112810652A (en) * | 2021-03-05 | 2021-05-18 | 中车眉山车辆有限公司 | Asymmetric sleeper beam |
| CN114084182A (en) * | 2021-12-07 | 2022-02-25 | 中车眉山车辆有限公司 | Open wagon underframe without side beam and end beam |
Also Published As
| Publication number | Publication date |
|---|---|
| CN103963797B (en) | 2016-05-25 |
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Address after: 620032 Meishan city of Sichuan Province, Chongren Town, Dongpo District Applicant after: CRRC MEISHAN CO., LTD. Address before: 620032 Meishan city of Sichuan Province, Chongren town of CSR Meishan Co., Ltd. Technology Center Applicant before: Nanche Meishan Rolling Stock Co., Ltd. |
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