CN205220671U - Vehicle body steel structure of rail car - Google Patents
Vehicle body steel structure of rail car Download PDFInfo
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- CN205220671U CN205220671U CN201521062370.4U CN201521062370U CN205220671U CN 205220671 U CN205220671 U CN 205220671U CN 201521062370 U CN201521062370 U CN 201521062370U CN 205220671 U CN205220671 U CN 205220671U
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- steel structure
- car body
- steel
- end wall
- body according
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- Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
- Y02—TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
- Y02T—CLIMATE CHANGE MITIGATION TECHNOLOGIES RELATED TO TRANSPORTATION
- Y02T30/00—Transportation of goods or passengers via railways, e.g. energy recovery or reducing air resistance
Abstract
The utility model discloses a vehicle body steel structure of rail car. The F car vehicle body steel structure mainly include: chassis steel construction, side wall steel construction, the compound load bearing structure of roof, preceding headwall steel construction and back headwall steel construction. Chassis steel construction wherein, side wall steel construction and preceding headwall steel construction are the carbon steel material through the welding component with back headwall steel construction, the compound roof that bears the weight of connects to form with other steel constructions for syntactic foams sandwich structure passes through structure gluey (SIKA 265), finally form whole cylindric skeleton load bearing structure, utilize above -mentioned vehicle body steel structure skeleton load bearing structure, its strength requirement satisfies P -IV type underload subway and heavy load tram in EN12663 -2010 (railway application - rail vehicle body construction strength requirement) the standard.
Description
Technical field
The utility model relates to the steel structure of car body of rail traffic vehicles, particularly relates to a kind of steel structure of car body of F car of 100% low floor modern tram.
Background technology
100% low floor modern tram as last 1 kilometer of vehicle of plugging into of subway and public transport, and is mainly used in satellite city.But 100% low floor modern tram refers to a kind of railroad car, and the height between the door district floor of this tramway train and the rail level of track is less than 350mm, and does not have step in the guest room of this tramway train have the gradient being less than 6 °.Be less than 350mm owing to existing for the height between door district floor and the rail level of track, minimal curve radius is less than 20m, axle is heavily less than the restriction that the important technologies such as 12.5 tons require, the steel structure of car body design therefore for 100% low floor proposes stricter requirement.
Utility model content
The technical problems to be solved in the utility model is to provide a kind of version of modern tram steel structure of car body, this steel structure of car body is under the requirement meeting structural strength, by adopting bonding composite structure roof and the measure of lightweight loss of weight, the steel structure of car body of this version meets the requirement of 100% low floor modern tram F car vehicle structure intensity and safe operation.
The utility model provides a kind of steel structure of car body of railroad vehicle, and described steel structure of car body comprises:
Two side wall steel structures, are positioned two sidepieces of described steel structure of car body respectively;
Front end wall steel structure, is positioned the leading section of described steel structure of car body;
Back-end wall steel structure, is positioned the rearward end of described steel structure of car body; With
Composite bearing structure roof, is positioned the top of described steel structure of car body,
It is characterized in that, composite bearing structure roof by bonding way respectively with two side wall steel structures, front end wall steel structure and back-end wall steel structure connection.
In preferred embodiment of the present utility model, composite bearing structure roof is made up of the three-decker of compound, and wherein the second layer is between ground floor and third layer.
In preferred embodiment of the present utility model, described ground floor and the described second layer are made up of different materials.
In preferred embodiment of the present utility model, described ground floor and described third layer are made up of same material.
In preferred embodiment of the present utility model, described ground floor is made up of aluminium sheet.
In preferred embodiment of the present utility model, the second layer is made up of PET foam.
In preferred embodiment of the present utility model, also comprise:
Steel underframe, is positioned the bottom of described steel structure of car body.
In preferred embodiment of the present utility model, steel underframe has been come by the assembly welding of crossbeam and longeron.
In preferred embodiment of the present utility model, be provided with hinged mounting hole, for installing articulated mounting at the front end wall steel structure of steel structure of car body and the top of back-end wall steel structure; The bottom of the steel underframe of steel structure of car body is provided with lower hinged mounting hole, for installing lower articulated mounting.
In preferred embodiment of the present utility model, upper hinged mounting hole and lower hinged mounting hole obtain by carrying out overall machine up after having assembled in two side wall steel structures of steel structure of car body, front end wall steel structure, back-end wall steel structure, composite bearing structure roof and steel underframe.
In preferred embodiment of the present utility model, described steel structure of car body is used for the levitated vehicle of 100% low floor modern tram.
Accompanying drawing explanation
Describe embodiment of the present utility model in detail by referring to accompanying drawing, the utility model will become clearly, wherein:
Fig. 1 is the front elevation of back-end wall steel structure;
Fig. 2 is the three-dimensional view of F steel structure of car body.
Fig. 3 is the three-dimensional view of Np steel structure of car body; With
Fig. 4 is the three-dimensional view of Mc steel structure of car body.
Reference numeral:
Steel underframe 1
Side wall steel structure 2
Front end wall steel structure 3
Back-end wall steel structure 4
Front end driver's cab steel structure 5
Composite bearing structure roof 6
Upper hinged mounting hole 7
Lower hinged mounting hole 8
Detailed description of the invention
Below by embodiment, and by reference to the accompanying drawings, the technical solution of the utility model is described in further detail.In the description, same or analogous drawing reference numeral indicates same or analogous parts.The explanation of following reference accompanying drawing to the utility model embodiment is intended to make an explanation to overall utility model design of the present utility model, and not should be understood to one restriction of the present utility model.
In general, 100% low floor modern tram classification type is:
＝Mc+F1+Np+F0+Mc＝
Wherein: Mc is the motor-car of band driver's cab
F0, F1 are levitated vehicle
Np is the trailer of band pantograph
=be Foldable car hook device
+ be articulated mounting (comprising upper articulated mounting and lower articulated mounting)
Run because 100% low floor modern tram and public vehicles are mixed, therefore higher requirement is proposed to the recoverability of the body construction of low floor and reducibility.Therefore this steel structure of car body keystone configuration adopts carbon steel material to meet the requirement of easily repairing easily reduction.About the selection of carbon steel material, when thickness < 6mm, adopt 09CuPCrNi-A; When thickness G reatT.GreaT.GT 6mm, adopt S355GNH.Two kinds of material yield strengths are 355N/mm
2but S355GNH is more conducive to the welding of slab.
09CuPCrNi-A and S355GNH chemical composition and mechanical characteristics
F car steel structure of car body is formed primarily of steel underframe, side wall steel structure, front end wall steel structure, back-end wall steel structure and composite bearing structure roof.Wherein steel underframe, side wall steel structure, front end wall steel structure, back-end wall steel structure form skeleton structure form primarily of the slab and girder of carbon steel material, and composite bearing structure roof is compound sandwich construction (aluminium sheet-PET foam-aluminium sheet), by bonding way and other steel structure connection.
Because low floor modern tram floor level only has 350mm, be different from railcar, all electrical equipments of low floor modern tram are arranged on composite bearing structure roof.Thus, require that the structural strength of composite structure roof and whole steel structure of car body is enough to support all electrical equipments of tramway train.
Owing to adopting upper and lower articulated mounting to hang together between adjacent two railway carriages, so be provided with on the front end wall steel structure of F car steel structure of car body and the top of back-end wall steel structure and steel underframe bottom the mounting hole installing lower articulated mounting respectively.Particularly, hinged mounting hole is provided with, for installing articulated mounting at the front end wall steel structure of F car steel structure of car body and the top of back-end wall steel structure; The bottom of steel underframe is provided with lower hinged mounting hole, for installing lower articulated mounting.
For ensureing the setting accuracy of articulated mounting, as shown in Figure 1, the mounting hole of front end wall steel structure, the mounting hole of back-end wall steel structure and the mounting hole of underframe after car bodywork group welding completes, carry out overall machine up to guarantee precision and the requirement of mounting hole.
Because F car is suspension vehicle, therefore F car does not have the interface between bogie truck, and the structure of underframe part has mainly been come by the assembly welding of crossbeam and longeron.
F car steel structure of car body designs standard used:
The Structural strength calls of EN12663-2010 railroad car
The crash worthiness requirement of EN15227-2007 railroad car
The welding requirements of EN15085-2007 rolling stock and parts thereof
Bonding requirements during DIN6701-2 guideway vehicle manufactures
Fig. 1 is the front elevation of back-end wall steel structure; Fig. 2 is the three-dimensional view of F steel structure of car body.
The utility model provides a kind of steel structure of car body of railroad vehicle, and described steel structure of car body comprises:
Two side wall steel structures 2, are positioned two sidepieces of described steel structure of car body respectively;
Front end wall steel structure 3, is positioned the leading section of described steel structure of car body;
Back-end wall steel structure 4, is positioned the rearward end of described steel structure of car body; With
Composite bearing structure roof 6, is positioned the top of described steel structure of car body,
Wherein composite bearing structure roof 6 is connected with two side wall steel structures 2, front end wall steel structure 3 and back-end wall steel structure 4 respectively by bonding way.
In preferred embodiment of the present utility model, described composite bearing structure roof 5 is made up of the three-decker of compound, illustratively and without limitation, composite bearing structure roof 6 is compound sandwich construction, such as, ground floor and third layer are all aluminium sheet, and the second layer is PET foam, and the second layer is between ground floor and third layer.
The steel structure of car body of railroad vehicle also comprises: steel underframe 1, is positioned the bottom of described steel structure of car body.Steel underframe has been come by the assembly welding of crossbeam and longeron.
Hinged mounting hole 7 is provided with, for installing articulated mounting at the front end wall steel structure 3 of steel structure of car body and the top of back-end wall steel structure 4; The bottom of the steel underframe 1 of steel structure of car body is provided with lower hinged mounting hole 8, for installing lower articulated mounting.
In preferred embodiment of the present utility model, upper hinged mounting hole 6 and lower hinged mounting hole 7 obtain by carrying out overall machine up after having assembled in two side wall steel structures of steel structure of car body, front end wall steel structure, back-end wall steel structure, composite bearing structure roof and steel underframe.
Describe the utility model with reference to one exemplary embodiment.But, obviously, those skilled in the art obviously can draw the modification that plurality of optional is selected and change under the instruction of foregoing description.Thus, the utility model comprise fall into claims spirit and scope within all selectable modification and change.
Claims (11)
1. a steel structure of car body for railroad vehicle, described steel structure of car body comprises:
Two side wall steel structures (2), are positioned two sidepieces of described steel structure of car body respectively;
Front end wall steel structure (3), is positioned the leading section of described steel structure of car body;
Back-end wall steel structure (4), is positioned the rearward end of described steel structure of car body; With
Composite bearing structure roof (6), is positioned the top of described steel structure of car body,
It is characterized in that, composite bearing structure roof (6) is connected with two side wall steel structures (2), front end wall steel structure (3) and back-end wall steel structure (4) respectively by bonding way.
2. steel structure of car body according to claim 1, is characterized in that, described composite bearing structure roof (6) is made up of the three-decker of compound, and wherein the second layer is between ground floor and third layer.
3. steel structure of car body according to claim 2, is characterized in that, described ground floor and the described second layer are made up of different materials.
4. steel structure of car body according to claim 2, is characterized in that, described ground floor and described third layer are made up of same material.
5. steel structure of car body according to claim 2, is characterized in that, described ground floor is made up of aluminium sheet.
6. steel structure of car body according to claim 2, is characterized in that, the described second layer is made up of PET foam.
7. steel structure of car body according to claim 1, is characterized in that, also comprises:
Steel underframe (1), is positioned the bottom of described steel structure of car body.
8. steel structure of car body according to claim 7, is characterized in that:
Steel underframe (1) has been come by the assembly welding of crossbeam and longeron.
9. steel structure of car body according to claim 7, is characterized in that:
Upper hinged mounting hole (7) is provided with, for installing articulated mounting at the front end wall steel structure (3) of steel structure of car body and the top of back-end wall steel structure (4);
Lower hinged mounting hole (8) is provided with, for installing lower articulated mounting in the bottom of the steel underframe (1) of steel structure of car body.
10. steel structure of car body according to claim 9, it is characterized in that, upper hinged mounting hole (8) and lower hinged mounting hole (9) obtain by carrying out overall machine up after having assembled in two side wall steel structures (2) of steel structure of car body, front end wall steel structure (3), back-end wall steel structure (4), composite bearing structure roof (6) and steel underframe (1).
11. steel structure of car body according to claim 1, is characterized in that, described steel structure of car body is used for the levitated vehicle of 100% low floor modern tram.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201521062370.4U CN205220671U (en) | 2015-12-17 | 2015-12-17 | Vehicle body steel structure of rail car |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201521062370.4U CN205220671U (en) | 2015-12-17 | 2015-12-17 | Vehicle body steel structure of rail car |
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| Publication Number | Publication Date |
|---|---|
| CN205220671U true CN205220671U (en) | 2016-05-11 |
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ID=55895760
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201521062370.4U Active CN205220671U (en) | 2015-12-17 | 2015-12-17 | Vehicle body steel structure of rail car |
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Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN106184245A (en) * | 2016-08-15 | 2016-12-07 | 中车唐山机车车辆有限公司 | A kind of lightweight body construction |
| CN110667617A (en) * | 2019-10-22 | 2020-01-10 | 中铁轨道交通装备有限公司 | Head car body structure of high-floor tramcar |
-
2015
- 2015-12-17 CN CN201521062370.4U patent/CN205220671U/en active Active
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN106184245A (en) * | 2016-08-15 | 2016-12-07 | 中车唐山机车车辆有限公司 | A kind of lightweight body construction |
| CN110667617A (en) * | 2019-10-22 | 2020-01-10 | 中铁轨道交通装备有限公司 | Head car body structure of high-floor tramcar |
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