CN108909735A - A kind of variable cross-section Motor train unit body - Google Patents
A kind of variable cross-section Motor train unit body Download PDFInfo
- Publication number
- CN108909735A CN108909735A CN201810495018.1A CN201810495018A CN108909735A CN 108909735 A CN108909735 A CN 108909735A CN 201810495018 A CN201810495018 A CN 201810495018A CN 108909735 A CN108909735 A CN 108909735A
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- China
- Prior art keywords
- headwall
- side wall
- motor train
- top cover
- intermediate region
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B61—RAILWAYS
- B61D—BODY DETAILS OR KINDS OF RAILWAY VEHICLES
- B61D17/00—Construction details of vehicle bodies
- B61D17/04—Construction details of vehicle bodies with bodies of metal; with composite, e.g. metal and wood body structures
-
- 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
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- Engineering & Computer Science (AREA)
- Life Sciences & Earth Sciences (AREA)
- Wood Science & Technology (AREA)
- Mechanical Engineering (AREA)
- Body Structure For Vehicles (AREA)
- Power-Operated Mechanisms For Wings (AREA)
Abstract
The invention discloses a kind of variable cross-section Motor train unit body, including body shell, the body shell includes the identical intermediate region of sectional dimension, and positioned at the front end of the intermediate region and/or the narrowing region of rear end；Wherein, the narrowing region is connected with the intermediate region, and the sectional dimension of the narrowing region is directed away from the direction of the intermediate region and becomes narrow gradually.Above-mentioned variable cross-section Motor train unit body, can solve EMU small limit requirement so that vehicle have the characteristics that pass through small labyrinth radius capabilities it is strong.
Description
Technical field
The present invention relates to rail vehicle technical field, in particular to a kind of variable cross-section Motor train unit body.
Background technique
For at present, Motor train unit body section structure is the same in length direction, however has many places due to limit
Limitation, for car body comfort, needs to do car body section greatly, if car body manufacture is more roomy, when vehicle turning is too small
It certainly will interfere with limit when radius curve.Namely in the prior art, traditional body construction is unable to satisfy above-mentioned big cross section, small
The vehicle of limit.
Summary of the invention
The object of the present invention is to provide a kind of variable cross-section Motor train unit bodies, can solve the small limit requirement of EMU, make
Vehicle have the characteristics that pass through small labyrinth radius capabilities it is strong.
To achieve the above object, the present invention provides a kind of variable cross-section Motor train unit body, including body shell, the vehicle body sheet
Body includes the identical intermediate region of sectional dimension, and positioned at the front end of the intermediate region and/or the narrowing region of rear end；Its
In, the narrowing region is connected with the intermediate region, and the sectional dimension of the narrowing region is directed away from the middle area
The direction in domain becomes narrow gradually.
Preferably, the narrowing region of two rear and front ends for being located at the intermediate region is having the same narrows
Angle.
Preferably, the intermediate region includes：
Chassis；
Two side walls being connected with the chassis；
The long coping being connected with two side walls.
Preferably, the chassis includes two edge beam of underframe for being located at two sides, two side walls respectively with an institute
Edge beam of underframe is stated to be connected.
Preferably, the narrowing region includes：
Chassis positioned at the underframe end narrows end；
The side wall for being located at the two side wall ends narrows end；
Top cover positioned at the long coping end narrows end.
The narrowing region for being preferably located at the front end of the intermediate region includes：
Extend respectively along the end face that two side walls narrow end and narrows what the end face held was connected with two side walls respectively
First side wall door pillar and the second side wall door pillar；
Extend along the end face that the top cover narrows end and the First Transition being connected with the end face that the top cover narrows end is curved
Beam；
The first top cover that is consistent with the radian of the First Transition camber beam and being connected with the First Transition camber beam, and institute
The two sides for stating the first top cover are respectively equipped with the first short side beam and the second short side beam；
The first headwall of the end at end is narrowed set on the chassis, and the two sides of first headwall are respectively equipped with first end
Corner column and second end corner column；And first end corner column and the first side wall door pillar are connected to institute
The both ends of one side bottom of the first short side beam are stated, a side door is formed；Second end corner column and the second side wall door pillar
The both ends of another side bottom of the second short side beam are connected to, another side door is formed.
The narrowing region for being preferably located at the rear end of the intermediate region forms the closing structure of Motor train unit body,
It includes：
Extend respectively along the end face that two side walls narrow end and narrows what the end face held was connected with two side walls respectively
Third side wall door pillar and the 4th side wall door pillar；
Extend along the end face that the top cover narrows end and the second transition being connected with the end face that the top cover narrows end is curved
Beam；
The second top cover that is consistent with the radian of the second transition camber beam and being connected with the transition camber beam；
The second headwall of the end at end is narrowed set on the chassis, and the two sides of second headwall are respectively equipped with third end
Corner column and the 4th headwall corner post；
Two are respectively arranged between the third side wall door pillar and the third headwall corner post, and are set to described the
Side wall unit between four side wall door pillars and the 4th headwall corner post；The company of being respectively equipped at the top of the two side wall units
Connect the third short side beam and the 4th short side beam of two side bottom of the second top cover.
Preferably, first end corner column and second end corner column are respectively welded in first headwall
Two sides, the third headwall corner post and the 4th headwall corner post are respectively welded in the two sides of second headwall.
Relative to above-mentioned background technique, variable cross-section Motor train unit body provided by the invention comprising body shell, and vehicle body
Ontology includes the identical intermediate region of sectional dimension and positioned at the front end of intermediate region and/or the narrowing region of rear end；Wherein,
Narrowing region is connected with intermediate region, and the sectional dimension of narrowing region is directed away from the direction of intermediate region and becomes narrow gradually.Such as
This setting, the profile of intermediate region is larger, and the profile of one or two narrowing regions is smaller, and passenger comfort has been effectively ensured
It is required with limit, while complete vehicle weight and train running resistance can be reduced, and significantly improve the curving performance of train.
Detailed description of the invention
In order to more clearly explain the embodiment of the invention or the technical proposal in the existing technology, to embodiment or will show below
There is attached drawing needed in technical description to be briefly described, it should be apparent that, the accompanying drawings in the following description is only this
The embodiment of invention for those of ordinary skill in the art without creative efforts, can also basis
The attached drawing of offer obtains other attached drawings.
Fig. 1 is the schematic cross-section of variable cross-section Motor train unit body；
Fig. 2 is the schematic top plan view of Fig. 1；
Fig. 3 is the overall structure diagram of variable cross-section Motor train unit body provided by the embodiment of the present invention；
Fig. 4 is the explosive view of Fig. 3；
Fig. 5 is the top view of Fig. 3；
Fig. 6 is the profile figure of side wall door pillar in Fig. 3；
Fig. 7 is the profile figure of corner column in Fig. 3；
Fig. 8 is the main view of top cover in Fig. 3；
Fig. 9 is the top view of Fig. 8.
Specific embodiment
Following will be combined with the drawings in the embodiments of the present invention, and technical solution in the embodiment of the present invention carries out clear, complete
Site preparation description, it is clear that described embodiments are only a part of the embodiments of the present invention, instead of all the embodiments.It is based on
Embodiment in the present invention, it is obtained by those of ordinary skill in the art without making creative efforts every other
Embodiment shall fall within the protection scope of the present invention.
In order to make those skilled in the art more fully understand the present invention program, with reference to the accompanying drawing and it is embodied
The present invention is described in further detail for mode.
Fig. 1 to Fig. 9 is please referred to, Fig. 1 is the schematic cross-section of variable cross-section Motor train unit body；The vertical view that Fig. 2 is Fig. 1 is illustrated
Figure；Fig. 3 is the overall structure diagram of variable cross-section Motor train unit body provided by the embodiment of the present invention；Fig. 4 is the explosion of Fig. 3
Figure；Fig. 5 is the top view of Fig. 3；Fig. 6 is the profile figure of side wall door pillar in Fig. 3；Fig. 7 is the profile figure of corner column in Fig. 3；
Fig. 8 is the main view of top cover in Fig. 3；Fig. 9 is the top view of Fig. 8.
A kind of variable cross-section Motor train unit body provided by the invention, general structure is such as shown in Figure of description 1 and attached drawing 2,
Including body shell, body shell includes the identical intermediate region of sectional dimension, and body shell further includes being located at middle area
The front end in domain and/or the narrowing region of rear end；Narrowing region can be one, be also possible to two；For a narrowing region
Situation, narrowing region can be located at intermediate region front end, can also be located at intermediate region rear end；For two narrowed areas
The situation in domain, then two narrowing regions should be located at the front-end and back-end of intermediate region；And the sectional dimension court of narrowing region
It is become narrow gradually to the direction far from the intermediate region.
Reference book attached drawing 1 is it is found that intermediate region profile is N, and narrowing region profile is M, it can be seen that intermediate region
Profile N is larger, one or two narrowing regions profile M is smaller；Namely section is wide in the middle part of car body, both ends section is narrow, ensure that
Car body comfort and excessively limit and minor-circle turn problem；Figure of description 2 shows the situation of two narrowing regions；With attached drawing
For 2, intermediate region N1Left side can be defined as front end, intermediate region N1Right side can be defined as rear end, be respectively located at
Intermediate region N1The narrowing region M of front end1And it is located at intermediate region N1The narrowing region M of rear end2；As can be seen that being located at centre
Region N1The narrowing region M of front end1It is directed away from intermediate region N1Direction become narrow gradually, and be located at intermediate region N1Rear end
Narrowing region M2It is directed away from intermediate region N1Direction become narrow gradually；Identical angle a has been narrowed in two narrowing regions, from
And lead to intermediate region N1Width A be greater than narrowing region width B.
For the overall structure diagram of variable cross-section Motor train unit body, as shown in Figure of description 3, explosive view such as attached drawing
4；Intermediate region includes 1, two side wall 2 of chassis and long coping 7；The conduct main bearing member of lower car body of chassis 1, the two of chassis 1
Two edge beam of underframe 1.1 can be set in side, and two side walls 2 are individually fixed in two edge beam of underframe 1.1, long coping 7 and two sides
The top of wall 2 is connected, as shown in Fig. 5.Wherein, long coping 7 has long side bar 7.1, the top of side wall 2 and long 7.1 phase of side bar
Even, so that long coping 7, long coping 7 and two side walls 2 form body construction.
Narrowing region includes the side wall that the chassis positioned at 1 end of chassis narrows end, is located at two 2 ends of side wall
It narrows end and the top cover positioned at 7 end of long coping narrows end.
Two edge beam of underframe 1.1 are by the way that by a ° of one or both ends bending, edge beam of underframe 1.1 and end construction grow ground board group
Postwelding forms chassis 1, the bearing member vertical and longitudinal as lower car body, and the part of bending is that chassis narrows end；Therewith
Similarly, the side wall of two 2 ends of side wall narrows end in order to narrow end welding with chassis, needs 2 end bending of side wall,
Ensure that side wall narrows end to be aligned with the narrowed radian that chassis narrows end.
For positioned at intermediate region N1The narrowing region M of front end1Comprising the first side wall door pillar 2.1, the second side wall door
Column 2.2, First Transition camber beam 6.1, the first top cover 5.1, the first short side beam 4.1, the second short side beam 4.2, first end corner are vertical
Column 3.1 and second end corner column 3.2；With reference to attached drawing 3 and attached drawing 4, the first side wall door pillar 2.1 and the second side wall door pillar
2.2 extend along the end face that both walls narrow end respectively and are connected respectively with the end face at the narrowed end of both walls；First Transition camber beam
6.1 extend along the end face that top cover narrows end and are connected with the end face at the narrowed end of top cover；First top cover 5.1 and First Transition camber beam
6.1 radian is consistent, and is connected with First Transition camber beam 6.1；The two sides of first top cover 5.1 are respectively equipped with the first short side beam 4.1
With the second short side beam 4.2；First headwall 3 is set to the end that chassis narrows end, and the two sides of the first headwall 3 are respectively equipped with first end
Corner column 3.1 and second end corner column 3.2；First end corner column 3.1 and the first side wall door pillar 2.1 are connected to
The both ends of first short side beam, 4.1 1 side bottom form a side door；Second end corner column 3.2 and the second side wall door pillar 2.2 divide
It is not connected to the both ends of another side bottom of the second short side beam 4.2, forms another side door.
For positioned at intermediate region N1The narrowing region M of rear end2Comprising：Third side wall door pillar 2.5, the 4th side wall door
Column 2.6, the second transition camber beam 6.2, the second top cover 5.2, third headwall corner post 3.5, the 4th headwall corner post 3.6, side wall
Unit 8, third short side beam 8.1 and the 4th short side beam 8.2.Wherein, the first side wall door pillar 2.1, the second side wall door pillar 2.2,
The structure of third side wall door pillar 2.5 and the 4th side wall door pillar 2.6 is as shown in Figure of description 6；First end corner column
3.1, the structure such as Figure of description 7 of second end corner column 3.2, third headwall corner post 3.5 and the 4th headwall corner post 3.6
It is shown；The main view of first top cover 5.1 and the second top cover 5.2 is as shown in Figure of description 8, top view such as Figure of description 9
It is shown.
Third side wall door pillar 2.5 and the 4th side wall door pillar 2.6 extend along the end face that both walls narrow end respectively, and point
The end face for not narrowing end with both walls is connected；Second transition camber beam 6.2 extends along the end face that top cover narrows end, and narrows with top cover
The end face at end is connected；Second top cover 5.2 is consistent with the radian of the second transition camber beam 6.2, and is connected with transition camber beam 6；Second end
Wall is set to the end that chassis narrows end, and the two sides of the second headwall are respectively equipped with third headwall corner post 3.5 and the 4th headwall angle
Column 3.6；One side wall unit 8 is set between third side wall door pillar 2.5 and third headwall corner post 3.5, another side wall
Unit 8 is set between the 4th side wall door pillar 2.6 and the 4th headwall corner post 3.6；The top of both walls unit 8 is respectively equipped with company
Connect the third short side beam 8.1 and the 4th short side beam 8.2 of 5.2 liang of side bottoms of the second top cover.
Wherein, first end corner column 3.1 and second end corner column 3.2 can be respectively welded two in the first headwall 3
Side, third headwall corner post 3.5 and the 4th headwall corner post 3.6 are respectively welded in the two sides of the second headwall.Certainly, other are connected
Place can be connected using welding manner, will not be described in great detail herein.
Variable cross-section Motor train unit body provided by the invention meets the big profile in car body intermediate region, car body both ends little profile
Feature has been effectively ensured passenger comfort and limit requirement, while can reduce complete vehicle weight and train running resistance, and significantly mention
The curving performance of high train.
And car body strength is functional, meets car body and bears 1500kN longitudinal compression force request；It provides and is controlled in limit,
Larger convenience is provided for passenger, is particularly suitable for limit region less than normal；In addition, the structural module degree of car body is high, craftsmanship
It is good, it is suitble to large-scale production.
It should be noted that in the present specification, such as first and second etc relational terms are used merely to one
Entity is distinguished with other several entities, and without necessarily requiring or implying between these entities, there are any this actual
Relationship or sequence.
Variable cross-section Motor train unit body provided by the present invention is described in detail above.It is used herein specifically a
Principle and implementation of the present invention are described for example, and it is of the invention that the above embodiments are only used to help understand
Method and its core concept.It should be pointed out that for those skilled in the art, not departing from the principle of the invention
Under the premise of, it can be with several improvements and modifications are made to the present invention, these improvement and modification also fall into the claims in the present invention
Protection scope in.
Claims (8)
1. a kind of variable cross-section Motor train unit body, including body shell, which is characterized in that the body shell includes sectional dimension phase
Same intermediate region, and positioned at the front end of the intermediate region and/or the narrowing region of rear end；Wherein, the narrowing region
It is connected with the intermediate region, and the sectional dimension of the narrowing region is directed away from the direction of the intermediate region and gradually becomes
It is narrow.
2. variable cross-section Motor train unit body according to claim 1, which is characterized in that two are located at the intermediate region
Rear and front end the narrowing region narrowed angle having the same.
3. variable cross-section Motor train unit body according to claim 1 or 2, which is characterized in that the intermediate region includes：
Chassis (1)；
Two side walls (2) being connected with the chassis (1)；
The long coping (7) being connected with two side walls (2).
4. variable cross-section Motor train unit body according to claim 3, which is characterized in that the chassis (1) includes two difference
Edge beam of underframe (1.1) positioned at two sides, two side walls (2) are connected with an edge beam of underframe (1.1) respectively.
5. variable cross-section Motor train unit body according to claim 3, which is characterized in that the narrowing region includes：
Chassis positioned at the chassis (1) end narrows end；
The side wall for being located at two side wall (2) ends narrows end；
Top cover positioned at the long coping (7) end narrows end.
6. variable cross-section Motor train unit body according to claim 5, which is characterized in that positioned at the front end of the intermediate region
The narrowing region includes：
First for extending respectively along the end face that two side walls narrow end and being connected respectively with the end face that two side walls narrow end
Side wall door pillar (2.1) and the second side wall door pillar (2.2)；
The First Transition camber beam for extending and being connected with the end face that the top cover narrows end along the end face that the top cover narrows end
(6.1)；
The first top cover that is consistent with the radian of the First Transition camber beam (6.1) and being connected with the First Transition camber beam (6.1)
(5.1), and the two sides of first top cover (5.1) are respectively equipped with the first short side beam (4.1) and the second short side beam (4.2)；
The first headwall (3) of the end at end is narrowed set on the chassis, and the two sides of first headwall (3) are respectively equipped with first
Headwall corner post (3.1) and second end corner column (3.2)；And first end corner column (3.1) and first side wall
Door pillar (2.1) is connected to the both ends of (4.1) one side bottom of the first short side beam, forms a side door；The second end
Corner column (3.2) and the second side wall door pillar (2.2) are connected to another side bottom of the second short side beam (4.2)
Both ends, form another side door.
7. variable cross-section Motor train unit body according to claim 6, which is characterized in that positioned at the rear end of the intermediate region
The narrowing region forms the closing structure of Motor train unit body comprising：
The third for extending respectively along the end face that two side walls narrow end and being connected respectively with the end face that two side walls narrow end
Side wall door pillar (2.5) and the 4th side wall door pillar (2.6)；
The the second transition camber beam for extending and being connected with the end face that the top cover narrows end along the end face that the top cover narrows end
(6.2)；
The second top cover (5.2) that is consistent with the radian of the second transition camber beam (6.2) and being connected with the transition camber beam (6)；
The second headwall of the end at end is narrowed set on the chassis, and the two sides of second headwall are respectively equipped with third headwall angle
Column (3.5) and the 4th headwall corner post (3.6)；
Two are respectively arranged between the third side wall door pillar (2.5) and the third headwall corner post (3.5), and are set to
Side wall unit (8) between the 4th side wall door pillar (2.6) and the 4th headwall corner post (3.6)；Two side walls
The third short side beam (8.1) and the 4th short side for connecting (5.2) two side bottom of the second top cover are respectively equipped at the top of unit (8)
Beam (8.2).
8. variable cross-section Motor train unit body according to claim 7, which is characterized in that first end corner column (3.1)
It is respectively welded with second end corner column (3.2) in the two sides of first headwall (3), the third headwall corner post
(3.5) it is respectively welded with the 4th headwall corner post (3.6) in the two sides of second headwall.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201810495018.1A CN108909735B (en) | 2018-05-22 | 2018-05-22 | Variable cross-section motor train unit train body |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201810495018.1A CN108909735B (en) | 2018-05-22 | 2018-05-22 | Variable cross-section motor train unit train body |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN108909735A true CN108909735A (en) | 2018-11-30 |
| CN108909735B CN108909735B (en) | 2020-01-17 |
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ID=64403469
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201810495018.1A Active CN108909735B (en) | 2018-05-22 | 2018-05-22 | Variable cross-section motor train unit train body |
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Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN109131390A (en) * | 2018-09-06 | 2019-01-04 | 中车青岛四方机车车辆股份有限公司 | The body construction and rail vehicle of rail vehicle |
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| CN102951167A (en) * | 2011-08-23 | 2013-03-06 | 北京航空航天大学 | High-speed railway based aerodynamic aerotrain with simulated wings on lateral sides of aerotrain body |
| CN106740918A (en) * | 2017-01-09 | 2017-05-31 | 中车株洲电力机车有限公司 | A kind of rail vehicle headstock anti-collision structure and headstock |
| CN107187455A (en) * | 2017-05-24 | 2017-09-22 | 中车株洲电力机车有限公司 | A kind of lightweight car body for power-centralized type EMUs |
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2018
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Patent Citations (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN102951167A (en) * | 2011-08-23 | 2013-03-06 | 北京航空航天大学 | High-speed railway based aerodynamic aerotrain with simulated wings on lateral sides of aerotrain body |
| CN106740918A (en) * | 2017-01-09 | 2017-05-31 | 中车株洲电力机车有限公司 | A kind of rail vehicle headstock anti-collision structure and headstock |
| CN107187455A (en) * | 2017-05-24 | 2017-09-22 | 中车株洲电力机车有限公司 | A kind of lightweight car body for power-centralized type EMUs |
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| Publication number | Priority date | Publication date | Assignee | Title |
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| CN109131390A (en) * | 2018-09-06 | 2019-01-04 | 中车青岛四方机车车辆股份有限公司 | The body construction and rail vehicle of rail vehicle |
| CN109131390B (en) * | 2018-09-06 | 2020-05-22 | 中车青岛四方机车车辆股份有限公司 | Rail vehicle's body structure and rail vehicle |
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| Publication number | Publication date |
|---|---|
| CN108909735B (en) | 2020-01-17 |
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