CN203805906U - Light-weight freight wagon undercarriage - Google Patents
Light-weight freight wagon undercarriage Download PDFInfo
- Publication number
- CN203805906U CN203805906U CN201420139331.9U CN201420139331U CN203805906U CN 203805906 U CN203805906 U CN 203805906U CN 201420139331 U CN201420139331 U CN 201420139331U CN 203805906 U CN203805906 U CN 203805906U
- Authority
- CN
- China
- Prior art keywords
- forms
- underframe
- undercarriage
- central sill
- composition
- 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.)
- Withdrawn - After Issue
Links
Landscapes
- Railway Tracks (AREA)
Abstract
The utility model relates to a light-weight freight wagon undercarriage. The light-weight freight wagon undercarriage consists of a steel floor, a middle beam assembly, sleeper beam assemblies, large crossbeam assemblies, small crossbeam assemblies, a train-tail device installation seat, an auxiliary crossbeam assembly and an auxiliary longitudinal beam assembly, and two ends of the undercarriage are respectively provided with the train-tail device installation seat and the auxiliary crossbeam assembly; the middle beam assembly is arranged on the middle part of the undercarriage in the longitudinal direction of the undercarriage; two ends of the undercarriage are respectively provided with one sleeper assembly; three large crossbeam assemblies and two small crossbeam assemblies are arranged between the two sleeper beam assemblies, two ends of each sleeper beam assembly and two ends of each large crossbeam assembly are connected with a side wall of an open wagon containing the undercarriage in a welding manner; the steel floor is paved on the undercarriage, so that the undercarriage is an integral stress framework structure with no end beam and side beam. By adopting the light-weight freight wagon undercarriage, the end beam and the side beam of the traditional open wagon undercarriage are canceled, the light-weight design is adopted, and the weight of the undercarriage is effectively reduced. The light-weight freight wagon undercarriage has the advantages of simplicity in structure, excellent manufacturability, light weight, large longitudinal impact resistance, and the like.
Description
Technical field:
The utility model belongs to machine design and manufactures field, relates 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 problems to be solved in the utility model 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 utility model adopts following technical scheme:
The utility model 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 forms; Central sill forms the middle part that is positioned at underframe along the longitudinal direction of underframe; A sleeper beam is respectively set at underframe two ends and forms, sleeper beam forms to form and be parallel to gate beam near false longeron and forms; Between two sleeper beams compositions, be furnished with three cross bearers compositions and two needle beams and form, needle beam composition is positioned between cross bearer composition and cross bearer composition, and described sleeper beam composition, cross bearer form, needle beam composition is 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 that this sleeper beam forms form and are connected with the side wall assembly welding of the open-top car that contains this underframe with central sill, cross bearer forms two ends and forms and be connected with the side wall assembly welding of the open-top car that contains this underframe with central sill, the side wall of the open-top car that makes this underframe and contain this underframe and headwall by whole all steel be welded to connect form a whole and underframe without the stress frame structure of end carriage and curb girder.
The beneficial effects of the utility model are:
1, underframe of the present utility model adopts the Undercarriage structure without end carriage, curb girder, end carriage and the curb girder of traditional gondola car chassis have been 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 whole 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 utility model adopts high strength bolt to connect body center plate and middle fine strain of millet, improves the maintainability of body center plate when guaranteeing connection reliability.
3, the utility model adopts cartridge back-up ring 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 utility model 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 utility model is simple in structure, anufacturability is good.
Accompanying drawing explanation:
Fig. 1 is structural representation of the present utility model;
Fig. 2 is center sill structure schematic diagram of the present utility model;
Fig. 3 is body center plate, the cartridge back-up ring enlarged drawing of the utility model central sill;
Fig. 4 is sleeper beam structure schematic diagram of the present utility model;
Fig. 5 is cross bearer structural representation of the present utility model;
Fig. 6 is needle beam structural representation of the present utility model.
In figure, identify: 1-train tail apparatus mount pad, 2-gate beam forms, and 3-assistant longitudinal beam forms, and 4-sleeper beam forms, and 5-central sill forms, and 6-cross bearer forms, and 7-needle beam forms; 8-steel floor; 5.1-integrated impact seat, 5.2-integral type rear draft lug, 5.3-cartridge back-up ring, 5.4-body center plate.
The specific embodiment:
Below in conjunction with the drawings and specific embodiments, the utility model is described in further detail.But this should be interpreted as to the scope of above-mentioned theme of the present utility model 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 forms 2.
Central sill forms the middle part that 5 longitudinal directions along underframe are positioned at underframe, central sill forms 5 and is formed by two cold bending tank shaped steel assembly weldings, central sill forms 5 and is provided with integrated impact seat 5.1, integral type rear draft lug 5.2, body center plate 5.4, cartridge back-up ring 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 when guaranteeing connection reliability; Cartridge back-up ring 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 the ability that underframe bears longitudinal direction of car impulsion.
At underframe two ends, respectively arrange one and form sleeper beam composition 4, sleeper beam forms 4 near false longeron composition 3 and is parallel to gate beam composition 2, its two ends form 5 with central sill and are connected with the side wall assembly welding of the open-top car that contains this underframe, it is by upper cover plate that sleeper beam forms 4, lower cover, web and brace panel assembly welding form, web is between upper cover plate and lower cover, sleeper beam forms 4 integral type rear draft lug 5.2 places that are positioned on central sill composition 5, sleeper beam forms 4 and forms 5 cross sections to the side wall that contains this underframe open-top car from large to small from central sill, 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 beams form 4, be furnished with three cross bearers and form 6 and two needle beams compositions 7, cross bearer composition 6 and needle beam form 7 and 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 form 5 with central sill and are connected with the sidewall welding of the open-top car that contains this underframe, cross bearer forms 6 and forms 5 cross sections to the side wall that contains this underframe open-top car from large to small from central sill, needle beam composition 7 is positioned at cross bearer composition 6 and cross bearer forms 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.
Due to sleeper beam on underframe, forming 4 two ends is connected with the side wall assembly welding of the open-top car that contains this underframe with central sill composition 5, the two ends of cross bearer 2.6 are connected with the sidewall welding of the open-top car that contains this underframe with central sill 2.5, 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 whole 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, the steel structure of car body of the open-top car that makes to contain this underframe forms rational whole stress frame structure, make each load bearing component stressed evenly, guaranteeing, 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 utility model; designer for the design field may utilize the utility model principle to do the retouching of the forms such as name modifications, installation site transposing, material improvement, structural Shape Optimization, and any retouching on this basis and optimization are all in the utility model protection domain.
Claims (5)
1. a lightweight rail wagon base frame, this underframe comprises steel floor (8), central sill forms (5), sleeper beam forms (4), cross bearer forms (6), needle beam forms (7), train tail apparatus mount pad (1), gate beam forms (2) and false longeron forms (3), these underframe two ends are provided with train tail apparatus mount pad (1) and gate beam forms (2), central sill forms (5) and along the longitudinal direction of underframe, is positioned at the middle part of underframe, a sleeper beam is respectively set at underframe two ends and forms (4), sleeper beam forms (4) and forms (3) and be parallel to gate beam composition (2) near false longeron, between two sleeper beams compositions (4), be provided with three cross bearers and form (6) and two needle beams compositions (7), needle beam forms (7) and is positioned between cross bearer composition (6) and cross bearer composition (6), described sleeper beam forms (4), cross bearer forms (6), needle beam forms (7) and is parallel to each other, false longeron forms (3) and is arranged on underframe two ends and underframe middle part, and be parallel to central sill and form (5), on underframe, lay steel floor (8), it is characterized in that: the two ends that sleeper beam forms (4) are connected with the side wall assembly welding that central sill forms (5) and the open-top car that contains this underframe, cross bearer forms (6) two ends and is connected with the side wall assembly welding that central sill forms (5) and the open-top car that contains this underframe, the side wall of the open-top car that makes this underframe and contain this underframe and headwall by whole 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 forms (5) and formed by two cold bending tank shaped steel assembly weldings, central sill forms (5) and is provided with integrated impact seat (5.1), integral type rear draft lug (5.2), body center plate (5.4), cartridge back-up ring (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 back-up ring (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: it is to be formed by upper cover plate, lower cover, web and brace panel assembly welding that this underframe sleeper beam forms (4), 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, sleeper beam forms (4) cross section 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 forms (6) and needle beam composition (7) is 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, cross bearer forms (6) cross section 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 |
|---|---|---|---|
| CN201420139331.9U CN203805906U (en) | 2014-03-26 | 2014-03-26 | Light-weight freight wagon undercarriage |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201420139331.9U CN203805906U (en) | 2014-03-26 | 2014-03-26 | Light-weight freight wagon undercarriage |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN203805906U true CN203805906U (en) | 2014-09-03 |
Family
ID=51444702
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201420139331.9U Withdrawn - After Issue CN203805906U (en) | 2014-03-26 | 2014-03-26 | Light-weight freight wagon undercarriage |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN203805906U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN103963797A (en) * | 2014-03-26 | 2014-08-06 | 南车眉山车辆有限公司 | Light weight wagon chassis |
-
2014
- 2014-03-26 CN CN201420139331.9U patent/CN203805906U/en not_active Withdrawn - After Issue
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN103963797A (en) * | 2014-03-26 | 2014-08-06 | 南车眉山车辆有限公司 | Light weight wagon chassis |
| CN103963797B (en) * | 2014-03-26 | 2016-05-25 | 中车眉山车辆有限公司 | A kind of lightweight rail wagon base frame |
Similar Documents
| Publication | Publication Date | Title |
|---|---|---|
| CN103963797B (en) | A kind of lightweight rail wagon base frame | |
| CN107600097B (en) | Light railway hopper wagon underframe and method | |
| CN204037560U (en) | A kind of macro-axis heavy mineral open-top car | |
| CN202966315U (en) | Railway ore gondola car | |
| CN204956488U (en) | Big volume pallet traffic box wagon | |
| CN103802849A (en) | B-shaped subway vehicle body structure | |
| CN101927769B (en) | Railway transport vehicle | |
| CN104527690A (en) | Railway truck chassis | |
| CN203888797U (en) | Open railway freight car | |
| CN206067886U (en) | A kind of pure Minitype electric truck frame | |
| CN105083306A (en) | High-capacity pallet transport boxcar | |
| CN203581101U (en) | Automobile body trailing arm installation point structure | |
| CN202138384U (en) | Broad-track universal open locomotive with flip-down lower side door | |
| CN104787072A (en) | Low-floor railway vehicle chassis structure | |
| CN103909942B (en) | A kind of lightweight type Ore Transportation special gondola | |
| CN103523089A (en) | Connecting structure of balanced suspension and vehicle frame | |
| CN102320305A (en) | Broad-gauge universal open wagon with turn-down type bottom side door | |
| CN207725409U (en) | A kind of lightweight rail way hopper wagon chassis | |
| CN202528981U (en) | Railway express box wagon chassis | |
| CN105501296A (en) | Dump truck frame with alien-shaped longitudinal beams and sub-frame function | |
| CN201670268U (en) | Torsional cross beam device | |
| CN203805906U (en) | Light-weight freight wagon undercarriage | |
| CN203805898U (en) | Special light-weight open wagon for transporting minerals | |
| CN201923162U (en) | Railway vehicle bogie frame | |
| CN201971015U (en) | Hopper open wagon |
Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| AV01 | Patent right actively abandoned |
Granted publication date: 20140903 Effective date of abandoning: 20160525 |
|
| C25 | Abandonment of patent right or utility model to avoid double patenting |