CN105667531B - A kind of rail vehicle aluminium alloy sleeper beam structure - Google Patents
A kind of rail vehicle aluminium alloy sleeper beam structure Download PDFInfo
- Publication number
- CN105667531B CN105667531B CN201610001476.6A CN201610001476A CN105667531B CN 105667531 B CN105667531 B CN 105667531B CN 201610001476 A CN201610001476 A CN 201610001476A CN 105667531 B CN105667531 B CN 105667531B
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- Prior art keywords
- section bar
- welding point
- center
- sleeper beam
- medium
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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
Abstract
A kind of rail vehicle aluminium alloy sleeper beam structure, for being connected with edge beam of chassis of rail vehicle, it includes the side section bar positioned at both sides（1）, positioned at the medium section of belly（2）With the center section bar positioned at center（3）, the side section bar, medium section, integral type reinforcement is respectively equipped with the section bar of center, the side section bar is provided with integral type reinforcing plate with edge beam of underframe junction, and the side section bar is provided with sleeper beam card i/f perforate（5）, the both ends of the center section bar are provided with towing pin perforate（6）, and the side of the side section bar, medium section, center section bar is connected with each other integrally.Structural strength of the present invention is good, can meet the load working condition of city rail vehicle requirement, simple in construction, good manufacturability, processing and the reinforcing plate of sleeper beam one, avoid commissure stress concentration, improve sleeper beam fatigue strength on the section bar of side.Facilitate circuit and pipeline to arrange in addition, sleeper beam section bar is arranged to cavity, be not required to open long lumbar hole and welding wire-passing tube in sleeper beam side, reduce machining amount and welding capacity.
Description
Technical field
The present invention provides a kind of aluminium alloy sleeper beam structure used for rail vehicle.
Background technology
Rail car body bolster is connected with bogie, is the central module that longitudinal compression and tractive force are transmitted to car body, is car
Carrying critical component.Existing rail vehicle aluminium alloy sleeper beam is generally welded using section bar and sheet material group（As shown in Figure 1）, by two
The elongated square hollow extruded aluminium section a of root and cover plate b group welderings form a kind of box-structure, and is being surrounded by section bar and cover plate
The axially arranged some reinforcements of space interior edge section bar.When sleeper beam end is connected with edge beam of underframe, strengthen to weld inside sleeper beam
Weld seam between muscle and side bar, need to reserve the breach c for facilitating welding on the cover plate of sleeper beam end, then by breach c welded seals.By
It is in the same direction with width of the carbody in sleeper beam, circuit and pipeline are arranged in sleeper beam region to realize, long lumbar hole d is opened in sleeper beam side, and
Weld wire-passing tube so that machining and welding are more complicated.
The content of the invention
The technical problems to be solved by the invention are, in view of the shortcomings of the prior art, providing a kind of rail vehicle aluminium alloy pillow
Girder construction, its intensity and toughness is good, simple in construction, easily manufactured, and production efficiency is high, can support vehicle well, transmits longitudinal direction pressure
Contracting and hauled load.
In order to solve the above technical problems, the technical solution adopted by the present invention is：A kind of rail vehicle aluminium alloy sleeper beam structure,
For being connected with edge beam of chassis of rail vehicle, it includes the side section bar positioned at both sides, the medium section positioned at belly and positioned at center
Center section bar, the side section bar, medium section, be respectively equipped with integral type reinforcement, and the medium section and centre type in the section bar of center
Symmetrical structure centered on material, the side section bar are provided with sleeper beam card i/f perforate, and the both ends of the center section bar are machined with towing pin
Perforate, section bar welding point and the second side section bar welding point at the side the first of section bar are tied with edge beam of underframe welding
Close, section bar welding point and the 4th side section bar welding point and the medium section side when section bar opposite side is through the 3rd be provided with the
One medium section welding point and the second medium section welding point solder bond, while in medium section opposite side symmetrically arranged first
The first center section bar welding point and that section bar welding point and the second medium section welding point are provided with center section bar respectively
Two center section bar welding points are welded to connect.
It is further improved technical scheme of the present invention below, is specially：
Further, the section bar welding point at the side the first of section bar and the second side section bar welding point and bottom
Frame side bar is respectively equipped with the first composition backing and the second composition backing by HV type solder designs, and in back of weld.
Further, section bar welding point and the 4th side section bar welding point in the 3rd of section bar are welded by V-type
The the first medium section welding point and the second medium section welding point that seam or stirring friction welding seam are provided with medium section side respectively
Connection, the 3rd in section bar welding point and the 4th section bar welding point come with composition backing and welding point.
Further, section bar stud when the inner chamber both sides in section bar are provided with, the side section bar stud close to medium section side
Both ends be connected with floor reinforcement.
Further, the first medium section welding point and the second medium section welding point are on being centrosymmetrically arranged
Medium section both sides.
Further, the first center section bar welding point and the second center section bar welding point come with welded gasket
Plate and welding point, and the first center section bar welding point and the second center section bar welding point are on being centrosymmetrically arranged in
Cardioid material both sides.
Further, the inner chamber both sides of the center section bar are arranged with the first center section bar stud and the second center section bar
Stud, and the second center section bar stud is on the inside of the first center section bar stud.
Further, close to body end portion direction, the first center section bar stud and the second center section bar stud with
Pilot beam riser connects, and is connected close to car body center position, the first center section bar stud with floor reinforcement.
Further, the integral type reinforcement is integral type diagonal bar plate.
Further, the side section bar is machined with integral type circular arc reinforcing plate with edge beam of underframe junction.
Further, the integral type reinforcement is integral type vertical rib plate.
Sleeper beam structure of the present invention is formed by 2 blocks of side section bars, 2 blocks of medium sections and 1 piece of center section welded, and sleeper beam passes through end
Two longitudinal seam is connected with edge beam of underframe, processing and the reinforcing plate of sleeper beam one on the section bar of side, it is not necessary to which welding adds in addition
Strong plate, reduces welding capacity, the stud set in side section bar and center section bar, is docked with floor reinforcement and pilot beam, energy
Preferably transmit car body longitudinal loading.
Compared with prior art, the advantageous effect of present invention is that：
Sleeper beam structure intensity of the present invention is good, can meet the load working condition of city rail vehicle requirement, simple in construction, good manufacturability,
Processing and the circular arc reinforcing plate of sleeper beam one, avoid commissure stress concentration, improve sleeper beam fatigue strength on the section bar of side.Separately
Outside, sleeper beam section bar is arranged to cavity and facilitates circuit and pipeline to arrange, is not required to open long lumbar hole and welding wire-passing tube in sleeper beam side,
Reduce machining amount and welding capacity, improve production efficiency, reduce production cost.
Brief description of the drawings
Fig. 1 is existing city rail vehicle sleeper beam structure schematic diagram.
Fig. 2:For the schematic perspective view of sleeper beam structure embodiment one of the present invention.
Fig. 3:For the front view of sleeper beam structure embodiment one of the present invention.
Fig. 4:For partial enlarged drawing in Fig. 3 I.
Fig. 5:For the front view of sleeper beam structure embodiment two of the present invention.
Fig. 6:For the front view of sleeper beam structure embodiment three of the present invention.
In figure：Side section bar 1, the first side section bar welding point 1a, the second side section bar welding point 1b, the 3rd side section bar welding
Joint 1c, the 4th side section bar welding point 1d, integral type reinforcing plate 1e, side section bar stud 1f, medium section 2, the weldering of the first medium section
Joint 2a, the second medium section welding point 2b, center section bar 3, the first center section bar welding point 3a, the second center section bar weldering
Joint 3b, the first center section bar stud 3c, the second center section bar stud 3d, edge beam of underframe 4, sleeper beam card i/f perforate 5, leads
Draw pin perforate 6, the first composition backing 7, the second composition backing 8.
Embodiment
As shown in Figure 2 and Figure 3, sleeper beam structure embodiment one of the present invention is mainly by the side section bar 1 positioned at both sides, positioned at center
The medium section 2 of both sides and center section bar 3 positioned at center form.The present invention is connected by side section bar 1 with edge beam of underframe 4, on side
Section bar 1, medium section 2, integral type reinforcement 9 is set in center section bar 3 respectively, and it is symmetrical centered on medium section 2 and center section bar 3
Structure, sleeper beam card i/f perforate 5 is processed on side section bar 1, the both ends of center section bar 3 are machined with towing pin perforate 6.The integral type
Reinforcement is preferably integral type diagonal bar plate.The side section bar 1 is machined with integral type reinforcing plate 1e with the junction of edge beam of underframe 4, makes side
Section bar 1 is connected more firm with edge beam of underframe 4.
As shown in figure 4, the section bar welding point 1a and the second side section bar welding point 1b when section bar 1 is provided with first, first,
Two side section bar welding point 1a, 1b and edge beam of underframe 4 are respectively equipped with the first welded gasket by HV type solder designs in back of weld
The composition backing 8 of plate 7 and second.
As shown in figure 4, the section bar welding point 1c and the 4th side section bar welding point 1d when section bar 1 is provided with the 3rd, passes through
V-type weld seam, the first medium section welding point 2a being provided with respectively with the side of medium section 2 and the second medium section welding point 2b connect
Connect.3rd in section bar welding point 1c and the 4th section bar welding point 1d come with composition backing and welding point.Side type
The inner chamber both sides of material 1 are provided with side section bar stud 1f, can strengthen close to the side section bar stud 1f both ends of medium section side with floor
Muscle connects.
As shown in figure 4, medium section 2 is on Central Symmetry, and the first medium section that the opposite side of medium section 2 is provided with connects
Head 2a and the second medium section welding point 2b, by V-type weld seam, the first center section bar welding being provided with respectively with center section bar 3
Joint 3a and the second center section bar welding point 3b connections.First center section bar welding point 3a and the second center section bar connect
Head 3b comes with composition backing and welding point.The inner chamber both sides of center section bar 3 are arranged with the first center section bar stud 3c
With the second center section bar stud 3d, and the second center section bar stud 3d is located on the inside of the first center section bar stud 3c.Close to car
Body end direction, the first center section bar stud 3c and the second center section bar stud 3d can be connected with pilot beam riser, close to car
Body center position, the first center section bar stud 3c can be connected with floor reinforcement, transmit end compression contracting and hauled load.
As shown in figure 5, the basic structure of sleeper beam structure embodiment two of the present invention is identical with embodiment one, simply by side section bar,
Jointing is transformed to friction stir welding between medium section and center section bar, is connected using agitating friction weldering.
As shown in fig. 6, the basic structure of sleeper beam structure embodiment three of the present invention is identical with embodiment one, simply by side section bar,
Diagonal bar plate inside medium section and center section bar is substituted with vertical rib plate.Or simultaneously by side section bar, medium section and center section bar it
Between jointing be changed to friction stir welding.
Claims (8)
- A kind of 1. rail vehicle aluminium alloy sleeper beam structure, for being connected with edge beam of chassis of rail vehicle, it is characterised in that including position Side section bar in both sides（1）, positioned at the medium section of belly（2）With the center section bar positioned at center（3）, the side section bar, medium section, Integral type reinforcement, and symmetrical structure centered on the medium section and center section bar are respectively equipped with the section bar of center, on the side section bar Provided with sleeper beam card i/f perforate（5）, the both ends of the center section bar are machined with towing pin perforate（6）, the side warp of the side section bar First side section bar welding point（1a）With the second side section bar welding point（1b）With edge beam of underframe（4）By HV type solder designs, The first composition backing is respectively equipped with HV type backs of weld（7）With the second composition backing（8）, and the side section bar and edge beam of underframe Junction is machined with integral type circular arc reinforcing plate, the section bar welding point when section bar opposite side is through the 3rd（1c）With the 4th side type Material welding point（1d）The first medium section welding point being provided with respectively with medium section side（2a）Connect with the second medium section Head（2b）Solder bond, while the symmetrically arranged first medium section welding point of medium section opposite side（2a）Welded with the second medium section Joint（2b）The first center section bar welding point being provided with respectively with center section bar（3a）With the second center section bar welding point （3b）It is welded to connect.
- A kind of 2. rail vehicle aluminium alloy sleeper beam structure according to claim 1, it is characterised in that the of the side section bar Three side section bar welding points（1c）With the 4th side section bar welding point（1d）By V-type weld seam or stirring friction welding seam respectively with The first medium section welding point that section bar side is provided with（2a）With the second medium section welding point（2b）Connection, the 3rd side section bar weldering Joint and the 4th side section bar welding point come with composition backing and welding point.
- A kind of 3. rail vehicle aluminium alloy sleeper beam structure according to claim 1, it is characterised in that the side section bar it is interior Chamber both sides are provided with side section bar stud（1f）, the side section bar stud close to medium section side（1f）Both ends be connected with floor reinforcement.
- A kind of 4. rail vehicle aluminium alloy sleeper beam structure according to claim 1, it is characterised in that first centre type Material welding point (3a) and the second center section bar welding point (3b) come with composition backing and welding point, and the first center Section bar welding point (3a) and the second center section bar welding point (3b) are on being centrosymmetrically arranged in center section bar both sides.
- 5. a kind of rail vehicle aluminium alloy sleeper beam structure according to claim 1, it is characterised in that the center section bar Inner chamber both sides are arranged with the first center section bar stud (3c) and the second center section bar stud (3d), and the second center section bar stud (3d) is located on the inside of the first center section bar stud (3c).
- 6. a kind of rail vehicle aluminium alloy sleeper beam structure according to claim 1, it is characterised in that close to body end portion Direction, the first center section bar stud and the second center section bar stud are connected with pilot beam riser, close to car body center side To the first center section bar stud is connected with floor reinforcement.
- 7. a kind of rail vehicle aluminium alloy sleeper beam structure according to claim 1, it is characterised in that the integral type is strengthened Muscle is integral type diagonal bar plate.
- 8. a kind of rail vehicle aluminium alloy sleeper beam structure according to claim 1, it is characterised in that the integral type is strengthened Muscle is integral type vertical rib plate.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201610001476.6A CN105667531B (en) | 2016-01-05 | 2016-01-05 | A kind of rail vehicle aluminium alloy sleeper beam structure |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201610001476.6A CN105667531B (en) | 2016-01-05 | 2016-01-05 | A kind of rail vehicle aluminium alloy sleeper beam structure |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN105667531A CN105667531A (en) | 2016-06-15 |
| CN105667531B true CN105667531B (en) | 2018-01-09 |
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| Application Number | Title | Priority Date | Filing Date |
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| CN201610001476.6A Active CN105667531B (en) | 2016-01-05 | 2016-01-05 | A kind of rail vehicle aluminium alloy sleeper beam structure |
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Families Citing this family (11)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN106627630B (en) * | 2016-10-17 | 2018-11-27 | 中车南京浦镇车辆有限公司 | A kind of sleeper beam transition piece structure |
| CN106553659B (en) * | 2016-11-18 | 2019-02-19 | 中车齐齐哈尔车辆有限公司 | A kind of rolling stock and its pipeline protective device |
| DE102017102561B4 (en) * | 2017-02-09 | 2023-06-01 | CG Rail - Chinesisch-Deutsches Forschungs- und Entwicklungszentrum für Bahn- und Verkehrstechnik Dresden GmbH | Crossbeam for pivot mounting with load distribution element |
| CN107140035A (en) * | 2017-06-30 | 2017-09-08 | 聊城中通轻型客车有限公司 | A kind of electric bus floor |
| CN107512280B (en) * | 2017-07-07 | 2019-02-01 | 中车青岛四方机车车辆股份有限公司 | A kind of rail car body bolster structure |
| CN107559576A (en) * | 2017-10-21 | 2018-01-09 | 南京荣鑫信息咨询有限公司 | A kind of aluminium alloy extrusions |
| CN109383543A (en) * | 2018-12-05 | 2019-02-26 | 中车长春轨道客车股份有限公司 | A kind of multiple unit train body and its design method |
| CN109839319B (en) * | 2019-03-21 | 2021-10-08 | 哈尔滨工业大学 | Method for detecting fatigue performance of complex-structure aluminum alloy section on lap weld by using conventional fatigue tensile test |
| CN110588693B (en) * | 2019-10-08 | 2021-07-16 | 中车株洲电力机车有限公司 | Railway vehicle sleeper beam, underframe and underframe welding method |
| WO2022009271A1 (en) * | 2020-07-06 | 2022-01-13 | 株式会社日立製作所 | Body bolster structure for railway vehicle, and railway vehicle |
| CN114954688A (en) * | 2022-06-28 | 2022-08-30 | 广东玛西尔电动科技有限公司 | Sightseeing vehicle modularization new material floor |
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| DE4446687C2 (en) * | 1994-12-09 | 1997-06-19 | Deutsche Waggonbau Ag | Pencil case for drives of rail vehicles |
| JP2013071469A (en) * | 2011-09-26 | 2013-04-22 | Hitachi Ltd | Railroad vehicle structure, and method for manufacturing the same |
| CN203738226U (en) * | 2014-02-10 | 2014-07-30 | 长春轨道客车股份有限公司 | Stir-friction welding structural body for thick-wall aluminum alloy hollow sectional material |
| CN203844755U (en) * | 2014-04-21 | 2014-09-24 | 南车青岛四方机车车辆股份有限公司 | Rail vehicle chassis structure |
| CN204565415U (en) * | 2015-04-07 | 2015-08-19 | 南车株洲电力机车有限公司 | A kind of friction stir welding sleeper beam structure for car body and section bar I thereof and section bar II |
-
2016
- 2016-01-05 CN CN201610001476.6A patent/CN105667531B/en active Active
Patent Citations (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| DE4446687C2 (en) * | 1994-12-09 | 1997-06-19 | Deutsche Waggonbau Ag | Pencil case for drives of rail vehicles |
| JP2013071469A (en) * | 2011-09-26 | 2013-04-22 | Hitachi Ltd | Railroad vehicle structure, and method for manufacturing the same |
| CN203738226U (en) * | 2014-02-10 | 2014-07-30 | 长春轨道客车股份有限公司 | Stir-friction welding structural body for thick-wall aluminum alloy hollow sectional material |
| CN203844755U (en) * | 2014-04-21 | 2014-09-24 | 南车青岛四方机车车辆股份有限公司 | Rail vehicle chassis structure |
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| Publication number | Publication date |
|---|---|
| CN105667531A (en) | 2016-06-15 |
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