CN106428082A - Railway vehicle and bogie thereof - Google Patents
Railway vehicle and bogie thereof Download PDFInfo
- Publication number
- CN106428082A CN106428082A CN201611116082.1A CN201611116082A CN106428082A CN 106428082 A CN106428082 A CN 106428082A CN 201611116082 A CN201611116082 A CN 201611116082A CN 106428082 A CN106428082 A CN 106428082A
- Authority
- CN
- China
- Prior art keywords
- bogie
- wheel
- framework
- axle box
- vibroshock
- 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.)
- Granted
Links
Classifications
-
- 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
- B61F5/00—Constructional details of bogies; Connections between bogies and vehicle underframes; Arrangements or devices for adjusting or allowing self-adjustment of wheel axles or bogies when rounding curves
- B61F5/26—Mounting or securing axle-boxes in vehicle or bogie underframes
-
- 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
- B61F5/00—Constructional details of bogies; Connections between bogies and vehicle underframes; Arrangements or devices for adjusting or allowing self-adjustment of wheel axles or bogies when rounding curves
- B61F5/38—Arrangements or devices for adjusting or allowing self- adjustment of wheel axles or bogies when rounding curves, e.g. sliding axles, swinging axles
- B61F5/42—Adjustment controlled by buffer or coupling gear
Abstract
The invention discloses a railway vehicle and a bogie thereof. The bogie comprises a frame, and wheel-set axle boxes arranged on two sides of the frame, wherein the frame and the wheel-set axle box on the corresponding side are flexibly connected through a combined flexible connecting element with variable longitudinal rigidity. According to the railway vehicle and the bogie thereof, provided by the invention, the frame and the wheel-set axle box on the corresponding side are flexibly connected through a pull rod assembly with variable longitudinal rigidity, so that the longitudinal rigidity between the frame and the wheel-set axle box can be automatically and adaptively changed, and the curved radial through capacity of an ordinary bogie is obviously improved. Therefore, the bogie has a relatively good radial function, and that the linear operating performance of the bogie is not reduced is ensured.
Description
Technical field
The present invention relates to a kind of rail vehicle and its bogie, belong to rail vehicle field.
Background technology
For railway bogie, when by curve, wheel, rail are easy to abrasion.It is main using radial steering
The solution that wants, i.e., realized radial direction function, but so also cause bogie structure complicated, heavy by the guiding mechanism of increase
Amount increases, and therefore only just has use value on the more circuits of sharp radius curve.And for few how bent of little curve
Line circuit, may then be lost more than gain using radial steering.Another kind of method be reduce wheel to longitudinal rigidity, but this can lead again
The linear running performance of bogie is caused to reduce.
Japan Patent JP3171197 discloses a kind of radial steering for having active control radial direction mechanism, but the radial direction machine
Structure is extremely complex, and versatility is not strong.
Content of the invention
The present invention is intended to provide a kind of bogie, the bogie can reduce song in the case of radial direction mechanism is not increased
Longitudinal rigidity of the line by hour wheel pair, so as to improve the curve of common bogie radial through ability, is allowed to preferable footpath
To function, while ensureing not reducing the linear running performance of bogie.
To achieve these goals, the technical solution adopted in the present invention is：
A kind of bogie, including framework, is arranged on the wheel of framework both sides to axle box；Characterized in that, the framework and corresponding side
Wheel between axle box by by longitudinal rigidity variable rod assembly flexible connection.
Thus, by the wheel in framework and corresponding side to being flexibly connected by flexible linking member between axle box so that structure
Frame can occur adaptations with wheel automatically to the longitudinal rigidity between axle box（During linear running, rigidity becomes big, curve motion
Shi Gangdu diminishes）, so as to considerably improve the curve of common bogie radial through ability, it is allowed to preferable radial direction work(
Can, while ensureing not reducing the linear running performance of bogie.
For JP3171197, the present invention is then a kind of quasi- radial steering for having radial effect, and structure is very simple
Single.
Embodiments in accordance with the present invention, can also make further optimization to the present invention, be the skill for being formed after optimization below
Art scheme：
Preferably, rod assembly is flexible parallel connection attachment structure.It is highly preferred that the rod assembly includes pull bar and vibroshock；
The framework and the wheel of corresponding side are to by pull bar and vibroshock is in parallel is hinged and connected between axle box.Thus, the pull bar of the present invention
To take turns with vibroshock and axle box is flexibly connected with framework.
Preferably, one end elastic hinge joint of the pull bar is in wheel to, on axle box, the other end elastic hinge joint of the pull bar is in structure
On frame.
Preferably, one end of the vibroshock is rigidly hinged on wheel to, on axle box, the other end of the vibroshock is rigidly hinged
Architecturally.
The vibroshock is hydraulic buffer.Due to the effect of throttle orifice, the longitudinal damping of hydraulic buffer can basis turn
Automatically change to frame ruuning situation：In linear section, vibration velocity is fast, and hydraulic buffer longitudinal damping is big；In curve section, shake
Dynamic speed is slow, and hydraulic buffer longitudinal damping is little.Thus, the bogie of the present invention is in the case of radial direction mechanism is increased, only
Need the axlebox rod one short-stroke hydraulic vibroshock of other parallel connection in common bogie, it is possible to reduce curve negotiating hour wheel pair
Longitudinal rigidity, so as to improve the curve of common bogie radial through ability, be allowed to preferable radial direction function, at the same protect
Card does not reduce the linear running performance of bogie.
The hydraulic buffer forms parallel-connection structure, the longitudinal damping of hydraulic buffer and spherical rubber joint with pull bar
Radial rigidity is superposed to the longitudinal rigidity of rod assembly.Therefore, for bogie：On curve, rod assembly longitudinal rigidity
Diminish, cause the rotation to being easy to tend to radial position in the presence of wheel-rail creep force is taken turns, so as to reduce wheel-rail wear；
On straight line, rod assembly longitudinal rigidity becomes big, causes to take turns to being difficult to rotate, so as to ensure the stability of bogie.
Preferably, to be all hinged on framework by spherical rubber joint elasticity countershaft with the wheel of corresponding side for the end of the pull bar
On case.
The end of the vibroshock is all rigidly hinged on framework with the wheel of corresponding side on axle box by oscillating bearing.
Pull bar two ends spherical rubber joint respectively equipped with a little radial rigidity.
The vibroshock is the hydraulic buffer of short stroke, and two ends are respectively equipped with an oscillating bearing.
Preferably, the framework and four wheels are to flexible even all by the variable rod assembly of longitudinal rigidity between axle box
Connect.
Based on same inventive concept, present invention also offers a kind of rail vehicle, which includes car body and described steering
Frame.
Compared with prior art, the invention has the beneficial effects as follows：
The present invention is little in curve pull-up bar assembly longitudinal rigidity, and wheel is shaken the head to axle box, and rigidity is little, and bogie has preferably radially
Function.Structure has taken into account curve radial direction ability and linear running stability, is suitable for the more circuit of curve, particularly minor radius
The few many curve circuits of curve, can substantially reduce wheel-rail wear.
The bogie of the present invention is not in the case of radial direction mechanism is increased, it is only necessary to by the axlebox rod of common bogie
A short-stroke hydraulic vibroshock in parallel, it is possible to reduce the longitudinal rigidity of curve negotiating hour wheel pair, so as to improve common steering
The curve of frame is allowed to preferable radial direction function radial through ability, while ensureing not reducing the linear running of bogie
Energy.
Description of the drawings
Fig. 1 is the structure principle chart of one embodiment of the invention；
Fig. 2 is axle box Tiebar structure figure in the embodiment of the present invention；
Fig. 3 is a kind of installment state figure of the present invention.
Specific embodiment
Below with reference to accompanying drawing and in conjunction with the embodiments describing the present invention in detail.It should be noted that in the feelings that does not conflict
Under condition, the embodiment in the present invention and the feature in embodiment can be mutually combined.For sake of convenience, hereinafter as occurred
" on ", D score, "left", "right" printed words, only represent consistent with the upper and lower, left and right direction of accompanying drawing itself, do not play limit to structure
It is set for using.
A kind of bogie, as shown in figure 1, including wheel to axle box 1, rod assembly 2, framework 3, rod assembly 2 will be taken turns countershaft
Case 1 is flexibly connected with framework 3.
As shown in Fig. 2 bogie rod assembly 2 provided in an embodiment of the present invention, including pull bar 21, vibroshock 22, spherical
Rubber arthrosis 23, oscillating bearing 24.21 two ends of pull bar are respectively equipped with a spherical rubber joint 23, the heart axle in spherical rubber joint 23
One end is equipped with oscillating bearing 24, and vibroshock 22 is on oscillating bearing 24.
21 two ends of pull bar spherical rubber joint 23 respectively equipped with a little radial rigidity, the heart axle one in spherical rubber joint 23
End is equipped with oscillating bearing 24, and the vibroshock 22 of a short stroke is on oscillating bearing 24.
During vehicle operation, due to the effect of throttle orifice, the longitudinal damping of vibroshock 22 can according to bogie ruuning situation certainly
Dynamic change：In linear section, vibration velocity is fast, and 22 longitudinal damping of vibroshock is big；In curve section, vibration velocity is slow, vibroshock
22 longitudinal dampings are little.
Vibroshock 22 forms parallel-connection structure with pull bar 21, and the longitudinal damping of vibroshock 22 is firm with the radial direction in spherical rubber joint
Degree is superposed to the longitudinal rigidity of rod assembly 2, therefore, for bogie：On curve, 2 longitudinal rigidity of rod assembly is little；And
On straight line, 2 longitudinal rigidity of rod assembly is big.
The present invention passes through in framework with the wheel of corresponding side to soft by a kind of variable combination type of longitudinal rigidity between axle box
Property connecting element flexible connection so that framework with wheel to the longitudinal rigidity between axle box, adaptations can occur automatically（Directly
During line operation, rigidity becomes big, and during curve motion, rigidity diminishes）, so as to considerably improve the curve of common bogie radial through
Ability, is allowed to preferable radial direction function, while ensureing not reducing the linear running performance of bogie.
A kind of rail vehicle, as shown in figure 3, which includes car body 4 and above-mentioned bogie.
The content that above-described embodiment is illustrated should be understood to that these embodiments are only used for being illustrated more clearly that the present invention, and not
For limiting the scope of the present invention, after the present invention has been read, the various equivalent form of values of the those skilled in the art to the present invention
Modification each fall within the application claims limited range.
Claims (10)
1. a kind of bogie, including framework（3）, it is arranged on framework（3）The wheel of both sides is to axle box（1）；Characterized in that, the structure
Frame（3）With the wheel of corresponding side to axle box（1）Between by the variable rod assembly of longitudinal rigidity（2）Flexible connection.
2. bogie according to claim 1, it is characterised in that the rod assembly（2）For flexible parallel connection attachment structure.
3. bogie according to claim 2, it is characterised in that the rod assembly（2）Including pull bar（21）And vibration damping
Device（22）；The framework（3）With the wheel of corresponding side to axle box（1）Between pass through pull bar（21）And vibroshock（22）Hinged phase in parallel
Even.
4. bogie according to claim 3, it is characterised in that the pull bar（21）One end elastic hinge joint take turns countershaft
Case（1）On, the pull bar（21）Other end elastic hinge joint in framework（3）On.
5. bogie according to claim 3, it is characterised in that the vibroshock（22）One end be rigidly hinged on wheel right
Axle box（1）On, the vibroshock（22）The other end be rigidly hinged on framework（3）On.
6. the bogie according to any one of claim 3-5, it is characterised in that the vibroshock（22）For liquid-springing
Device.
7. the bogie according to any one of claim 3-5, it is characterised in that the pull bar（21）End all pass through
Spherical rubber joint（23）Elastic hinge joint is in framework（3）With the wheel of corresponding side to axle box（1）On.
8. the bogie according to any one of claim 3-5, it is characterised in that the vibroshock（22）End all lead to
Cross oscillating bearing（24）Rigidity is hinged on framework（3）With the wheel of corresponding side to axle box（1）On.
9. the bogie according to any one of claim 1-5, it is characterised in that the framework（3）Countershaft with four wheels
Case（1）Between all by the rod assembly that longitudinal rigidity is variable（2）Flexible connection.
10. a kind of rail vehicle, including car body（4）, it is characterised in that also include as claimed in any one of claims 1-9 wherein
Bogie.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201611116082.1A CN106428082B (en) | 2016-12-07 | 2016-12-07 | A kind of rail vehicle and its bogie |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201611116082.1A CN106428082B (en) | 2016-12-07 | 2016-12-07 | A kind of rail vehicle and its bogie |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN106428082A true CN106428082A (en) | 2017-02-22 |
| CN106428082B CN106428082B (en) | 2018-11-06 |
Family
ID=58217729
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201611116082.1A Active CN106428082B (en) | 2016-12-07 | 2016-12-07 | A kind of rail vehicle and its bogie |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN106428082B (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN110873119A (en) * | 2019-10-25 | 2020-03-10 | 广州电力机车有限公司 | Dumper rear axle assembly joint bearing assembly, joint bearing installation method and calculation method |
Citations (7)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US3690271A (en) * | 1968-09-17 | 1972-09-12 | British Railways Board | Dampened railway car truck |
| US5211116A (en) * | 1988-08-30 | 1993-05-18 | Sig Schweizerische Industrie-Gesellschaft | Bogie for high-speed rail vehicles |
| JPH10226333A (en) * | 1997-02-17 | 1998-08-25 | Hitachi Ltd | Steering bogie for rolling stock |
| JPH11208469A (en) * | 1998-01-26 | 1999-08-03 | Nippon Sharyo Seizo Kaisha Ltd | Truck for rolling stock |
| KR20100043734A (en) * | 2008-10-21 | 2010-04-29 | 현대로템 주식회사 | Wheel-axle set steering system of railway vehicle |
| KR20100136170A (en) * | 2009-06-18 | 2010-12-28 | 현대로템 주식회사 | Wheel-axle set steering system of railway vehicle |
| CN205344907U (en) * | 2016-01-07 | 2016-06-29 | 中车青岛四方机车车辆股份有限公司 | Intercity EMUs motor car bogie |
-
2016
- 2016-12-07 CN CN201611116082.1A patent/CN106428082B/en active Active
Patent Citations (7)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US3690271A (en) * | 1968-09-17 | 1972-09-12 | British Railways Board | Dampened railway car truck |
| US5211116A (en) * | 1988-08-30 | 1993-05-18 | Sig Schweizerische Industrie-Gesellschaft | Bogie for high-speed rail vehicles |
| JPH10226333A (en) * | 1997-02-17 | 1998-08-25 | Hitachi Ltd | Steering bogie for rolling stock |
| JPH11208469A (en) * | 1998-01-26 | 1999-08-03 | Nippon Sharyo Seizo Kaisha Ltd | Truck for rolling stock |
| KR20100043734A (en) * | 2008-10-21 | 2010-04-29 | 현대로템 주식회사 | Wheel-axle set steering system of railway vehicle |
| KR20100136170A (en) * | 2009-06-18 | 2010-12-28 | 현대로템 주식회사 | Wheel-axle set steering system of railway vehicle |
| CN205344907U (en) * | 2016-01-07 | 2016-06-29 | 中车青岛四方机车车辆股份有限公司 | Intercity EMUs motor car bogie |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN110873119A (en) * | 2019-10-25 | 2020-03-10 | 广州电力机车有限公司 | Dumper rear axle assembly joint bearing assembly, joint bearing installation method and calculation method |
Also Published As
| Publication number | Publication date |
|---|---|
| CN106428082B (en) | 2018-11-06 |
Similar Documents
| Publication | Publication Date | Title |
|---|---|---|
| US9352758B2 (en) | Flexible direct drive bogie | |
| RU2083405C1 (en) | Bogie for high-speed railway train | |
| KR101075871B1 (en) | Wheel-axle set steering device of railway vehicle | |
| KR940021338A (en) | Suspension of railroad cars | |
| CN203655996U (en) | Two-level rigid type elastomeric composite set | |
| CN107054395A (en) | A kind of active control type actuator and bogie | |
| CN103010226A (en) | Three-axle bogie and motor suspending device thereof | |
| CN206691123U (en) | A kind of active control type actuator and bogie | |
| CN106218659A (en) | Bogie and there is its rail vehicle | |
| CN106428082B (en) | A kind of rail vehicle and its bogie | |
| WO2015101094A1 (en) | Two-stage-rigidity combination elastic-member device | |
| CN207292022U (en) | Axle box link | |
| CN103697098A (en) | Double-level rigidity elastic body combined device | |
| RU2543125C2 (en) | Locomotive bogie | |
| KR100993192B1 (en) | Wheel-axle set steering device of railway vehicle | |
| JP6059613B2 (en) | Railcar bogie | |
| CN106476840B (en) | A kind of rail vehicle and its forced steering radial truck | |
| JP2009035201A (en) | Axle box supporting device of truck for high speed railway vehicle | |
| CN203246476U (en) | Novel side rolling preventing torsion bar system for railway vehicle | |
| CN100564127C (en) | Resilient suspension mechanism of locomotive steering bogie driving device | |
| JPS58183344A (en) | Four wheel truck for railway rolling stock | |
| CN104401344B (en) | Rail locomotive and radial steering | |
| CN203005422U (en) | Three-shaft bogie and motor suspension device thereof | |
| CN203228776U (en) | Three-axle bogie | |
| CN102963380A (en) | Three-axle bogie |
Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C06 | Publication | ||
| PB01 | Publication | ||
| C10 | Entry into substantive examination | ||
| SE01 | Entry into force of request for substantive examination | ||
| GR01 | Patent grant | ||
| GR01 | Patent grant |