CN102975734B - Guideway vehicle compliance steer frame - Google Patents
Guideway vehicle compliance steer frame Download PDFInfo
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- CN102975734B CN102975734B CN201210237379.9A CN201210237379A CN102975734B CN 102975734 B CN102975734 B CN 102975734B CN 201210237379 A CN201210237379 A CN 201210237379A CN 102975734 B CN102975734 B CN 102975734B
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- frame
- rebound
- guideway vehicle
- compliance steer
- vehicle compliance
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Abstract
The present invention relates to a kind of guideway vehicle compliance steer frame, the middle part of described left and right side frame is connected to one by the flexible crossbeam be made up of four steel plates, gap is left between described four steel plates, it is bumper block that described left frame, left side frame are separately installed with one, and described one is be provided with the rubber pad as single stage suspension between bumper block and axle box.Adopt flexible crossbeam to be that framework realizes flexibility, left and right side frame is easily nodded motion relatively, to adapt to the larger twist of track of track.Visible framework achieves flexibility, thus makes single stage suspension of the present invention be reduced to very thin one deck rubber pad, reduces productive costs, well compliance to having of guideway irregularity.
Description
Technical field
The present invention relates to a kind of guideway vehicle compliance steer frame, belong to rail vehicle truck technical field.
Background technology
Traditional bogie truck generally adopts H type framework, rigid beam, dependence one is the track torsion irregularity that vertical flexible suspension overcomes circuit, rigid frame wheel to when driving to transition curve, due to the superelevation of curve track, comparatively high pulling torque effect is born in local, and the speed of a motor vehicle higher time, framework and is that the junction between vertical flexible suspension also can be subject to greater impact power; In the structure design of conventional bogie, motor is installed architecturally, need to arrange the mechanisms such as the shaft coupling of complexity and gear case to allow dynamic disturbances between motor and wheel pair and pass on moment, this bogie structure is complicated, production efficiency is low, and the wheel of this bogie truck is comparatively large to wheelbase, weight large, makes the little curving performance of bogie truck, energy saving, remarkable lifting is difficult to the performance figure such as compliance of guideway irregularity.
Find through retrieval, Chinese invention patent CN101565049B, it discloses a kind of steering frame of hinged frame linear electric motor, two T-shaped frameworks respectively by rubber nodal point and center crossbeam hinged; Center crossbeam sidepiece is connected with the traction crossbeam on top by longitudinal tie, traction crossbeam connects the first curb girder, the second curb girder respectively by oil-pressure damper, center crossbeam is connected with linear electric motors by drawing pull bar, and this design can improve bogie truck transmitting tractive power and improve the draw of linear electric motors.
When wheel is to when driving to transition curve, two hinge-points can bear larger moment of torsion and distortion in appropriate amount, thus play a protective role to framework.Visual contrast file realizes the flexibility of bogie truck by the rubber nodal point of hinged place, need to design different rubber nodal points according to the bogie truck of different automobile types, this structure uses rubber nodal point to realize reversing, the parameter discrete properties of rubber nodal point is larger, along with variation of ambient temperature, the performance perameter of rubber nodal point often differs comparatively large, the easy season cracking of rubber simultaneously with design value, reliability is poor, and service life is relatively short.And motor is still installed on bogie truck, takes turns wheelbase large, fail to significantly improve bogie truck properties.
Summary of the invention
Technical matters to be solved by this invention is, overcomes the above-mentioned deficiency of prior art, provides a kind of guideway vehicle compliance steer frame.
In order to solve above technical matters, guideway vehicle compliance steer frame provided by the invention, composition comprises: truck frame, lay respectively on front side of truck frame and rear side two magneto-electric machines, be arranged at the air bellow above truck frame, be arranged at the front and back wheel pair below truck frame, described truck frame has left frame, left side frame, it is characterized in that: the middle part of described left and right side frame is connected to one by the flexible crossbeam be made up of four steel plates, gap is left between described four steel plates, described left frame, it is bumper block that left side frame is separately installed with one, described one is be provided with the rubber pad as single stage suspension between bumper block and axle box.
The present invention further improves and is:
(1), from the end face of flexible crossbeam, described four steel plates distribute radially, and its in a lateral direction, symmetrical in vertical direction.
(2), described rubber pad is individual layer rubber pad, and thickness range is 30 ~ 100mm.
(3), above described air bellow across be provided with one piece of rebound for being fixedly connected with car body.
(4), guideway vehicle compliance steer frame of the present invention also has the stop gear for limiting rebound transverse shifting amplitude, described stop gear comprises the symmetrical elastic buffer rubber backstop mount pad being fixed on rebound lower surface, the symmetrical horizontal stop seat be fixed in the middle part of left and right side frame, described elastic buffer rubber backstop mount pad is provided with elastic buffer rubber backstop, when rebound moves laterally to end position, the elastic buffer rubber backstop of rebound offset direction side withstands the horizontal stop seat of corresponding side, rebound is obtained spacing.
(5), guideway vehicle compliance steer frame of the present invention also has the L-type anti-side rolling torsion rod, two that two ends connect side frame and rebound be respectively vertical damper, two is lateral damper.
In the present invention, connect the flexible crossbeam of left and right side frame and be made up of four steel plates, it has certain flexibility, left and right side frame is easily nodded motion relatively, to adapt to the larger twist of track of track; For the bogie truck of disparity items, size, the angle of these four steel plates can be adjusted according to designing requirement, and select the steel of different performance, the flexibility of truck frame be changed, to adapt to disparity items; Because framework achieves flexibility, thus make single stage suspension of the present invention be reduced to very thin one deck rubber pad, reduce productive costs, simultaneously well compliance to having of guideway irregularity.
Accompanying drawing explanation
Fig. 1 is the plan structure schematic diagram of guideway vehicle compliance steer frame of the present invention.
Fig. 2 is the main TV structure schematic diagram of guideway vehicle compliance steer frame of the present invention.
Fig. 3 is the right TV structure schematic diagram of guideway vehicle compliance steer frame of the present invention.
Fig. 4 be guideway vehicle compliance steer frame of the present invention look up structural representation.
Fig. 5 is the perspective view of guideway vehicle compliance steer frame of the present invention.
Fig. 6 is the framework structure schematic diagram of guideway vehicle compliance steer frame of the present invention.
Fig. 7 is the framework cross-sectional schematic of guideway vehicle compliance steer frame of the present invention.
Fig. 8 is magneto-electric machine and the elastic transmission device structural representation of guideway vehicle compliance steer frame of the present invention.
Fig. 9 is the flange plate structure schematic diagram of guideway vehicle compliance steer frame Elastic driving device of the present invention.
Figure 10 is the perspective view of guideway vehicle compliance steer frame (removing rebound) of the present invention.
Figure 11 is the flexible crossbeam end view drawing of guideway vehicle compliance steer frame of the present invention.
Number in the figure is schematically as follows: 1-left frame, 2-wheel, 3-elastic transmission device, 4-magneto-electric machine, 4 ＇-magneto-electric machine, 5-drawing pull bar, 5 ＇-drawing pull bar, 6-longitudinal rod, 7-rebound, 8-left side frame, 9-air bellow, 10-rubber pad, 11-axle box, 12-anti-side rolling torsion rod, the flexible crossbeam of 13-, 14-flange, 15-rubber arthrosis, 16-attaching parts, 17-axle sleeve, 18-drawing pull bar seat, 19-traction body, 20-bis-is lateral damper, 21-bis-is vertical damper, the horizontal stop seat of 22-, 23-elastic buffer rubber backstop, 24-first mount pad, 25-second mount pad, 26-axle box swivel arm node installation seat, 27-anti-side rolling torsion rod mount pad, 28-bis-is lateral damper mount pad, 29-elastic buffer rubber backstop mount pad.
Detailed description of the invention
Embodiment one
As shown in Figures 1 to 10, the present embodiment guideway vehicle compliance steer frame, composition comprises: truck frame, lay respectively on front side of truck frame and rear side two magneto-electric machine 4(4 ＇), be arranged at air bellow 9 above truck frame, be arranged at front and back wheel pair below truck frame, truck frame has left frame 1, left side frame 8, be connected to one by the flexible crossbeam 13 be made up of four steel plates with the middle part of left side frame 8 in the middle part of left frame 1, between four steel plates, leave gap.Owing to adopting flexibility framework, the single stage suspension of the present embodiment simplifies, concrete structure is as follows: it is bumper block that left frame 1, left side frame 8 are separately installed with one, one is be provided with the rubber pad 10 as single stage suspension between bumper block and axle box 11, this rubber pad 10 is individual layer rubber pad, thickness is between 30 ~ 100mm, and in this example, the thickness of rubber pad 10 is 40mm.
In addition, the guideway vehicle compliance steer frame of the present embodiment also has the L-type anti-side rolling torsion rod 12, two that two ends connect side frame and rebound 7 be respectively vertical damper 21, two is lateral damper 20.
As Fig. 3, Fig. 6, shown in Fig. 7, guideway vehicle compliance steer frame of the present invention also has the stop gear for limiting rebound 7 transverse shifting amplitude, this stop gear comprises the symmetrical elastic buffer rubber backstop mount pad 29 being fixed on rebound 7 lower surface, symmetrical is fixed on left frame 1, horizontal stop seat 22 in the middle part of left side frame 8, elastic buffer rubber backstop mount pad 29 is provided with elastic buffer rubber backstop 23, when rebound 7 moves laterally to end position, the elastic buffer rubber backstop 23 of rebound 7 offset direction side withstands the horizontal stop seat 22 of corresponding side, rebound 7 is obtained spacing.
In this example, take turns right axletree through magneto-electric machine 4(4 ＇) central through hole that is provided with, magneto-electric machine 4(4 ＇) output shaft at two ends fixes respectively by two wheels 2 that elastic transmission device 3 and wheel are right, make magneto-electric machine 4(4 ＇) hang on wheel between, two magneto-electric machine 4(4 ＇) shell between connected by longitudinal rod 6, above air bellow 9 across be provided with one piece of rebound 7 for being fixedly connected with car body, the middle position of rebound 7 lower surface is provided with a drawing pull bar seat 18, drawing pull bar seat 18 is provided with traction body 19, the two ends, left and right of traction body 19 are respectively provided with a drawing pull bar 5(5 ＇), wherein a drawing pull bar 5 is connected with magneto-electric machine 4 shell of front side, another root drawing pull bar 5 ＇ is connected with the magneto-electric machine 4 ＇ shell of rear side.Elastic transmission device 3 comprises two ends and connects magneto-electric machine 4(4 ＇ respectively) flange 14 of output shaft and wheel 2, the inner of flange 14 has and magneto-electric machine 4(4 ＇) axle sleeve 17 that coordinates of output shaft, the inner end surface of wheel 2 is fixed in flange 14 outer end by attaching parts 16, have the bolt of rubber arthrosis 15 to be fixedly connected with between attaching parts 16 with wheel 2 by overlapping.First end and the wheel 2 of attaching parts 16 offer circular hole, the circular hole that wheel 2 is offered is around the distribution of axletree periphery, cover is had the stud of rubber arthrosis 15 through the circular hole of wheel 2 and the circular hole of attaching parts 16 first end and wheel 2 and attaching parts 16 is fixed by nut, second end of attaching parts 16 arranges pin, the circular hole that pin is offered through flange 14 outer end, makes flange hang on described pin.
In the present embodiment, magneto-electric machine 4(4 ＇) shell is provided with the first mount pad 24 for installing longitudinal rod 6, for installing drawing pull bar 5(5 ＇) the second mount pad 25, longitudinal rod 6 two ends are respectively with front, rear side magneto-electric machine 4(4 ＇) the first mount pad 24 of shell is hinged, drawing pull bar 5(5 ＇) one end and magneto-electric machine 4(4 ＇) the second mount pad 25 of shell is hinged, the other end and traction body 19 hinged, traction body 19 is hinged with drawing pull bar seat 18, two drawing pull bar 5(5 ＇) form Z-type drawing pull bar mechanism with traction body 19, Z-type drawing pull bar mechanism is positioned at the top of flexible crossbeam, longitudinal tie is positioned at the below of flexible crossbeam.
As shown in figure 11, from the end face of flexible crossbeam, four steel plates distribute radially, and its in a lateral direction, symmetrical in vertical direction.
The anti-shearing rigidity of framework is relevant with the snakelike stability of vehicle, left and right side frame torsional stiffness is relevant by the compliance track distortion of circuit to vehicle, during design, different vehicle can according to the needs to two kinds of performances, change quadrinomial parameter as shown in figure 11: steel plate inner side edge is extremely anyhow to the distance d of symmetric line intersection point, the thickness Z of steel plate, angle α between the width L of steel plate, steel plate, and the length of steel plate.Adjust torsional stiffness and shear stiffness meets disparity items needs.Flexible crossbeam after adjustment can carry out analogue simulation in a computer, sees and whether meets designing requirement, if do not met, continue adjustment, concrete method of adjustment the application is not described in detail.
In this example, d=30mm, L=135mm; Z=30mm, steel plate length is 1845mm, angle α=40 degree between steel plate, wheel-base bogie 1800mm, steel plate material P275, resolves and obtains framework torsional stiffness 0.226MN.m/rad, shear rigidity 62.9MN.m/rad, less torsional stiffness can adapt to worse circuit, and larger shear rigidity can ensure the snakelike stability of vehicle.
Embodiment two
The present embodiment two structure is identical with embodiment one, and difference is that flexible crossbeam parameter is different, in this example, and d=38mm, L=120mm; Z=25mm, steel plate length is 1100mm, angle α=66 degree between steel plate, wheel-base bogie is 1800mm, steel plate material P275, resolves and obtains framework torsional stiffness 0.315MN.m/rad, shear rigidity 102.98MN.m/rad, less torsional stiffness can adapt to worse circuit, and larger shear rigidity can ensure the snakelike stability that vehicle is higher.
In addition to the implementation, the present invention can also have other embodiments.All employings are equal to the technical scheme of replacement or equivalent transformation formation, all drop on the protection domain of application claims.
Claims (6)
1. guideway vehicle compliance steer frame, composition comprises: truck frame, lay respectively at two magneto-electric machines with rear side on front side of truck frame, be arranged at the air bellow above truck frame, be arranged at the front and back wheel pair below truck frame, described truck frame has left frame, left side frame, it is characterized in that: a described left side, the middle part of left side frame is connected to one by the flexible crossbeam be made up of four steel plates, gap is left between described four steel plates, described left frame, it is bumper block that left side frame is separately installed with one, described one is be provided with the rubber pad as single stage suspension between bumper block and axle box.
2. guideway vehicle compliance steer frame according to claim 1, is characterized in that: from the end face of flexible crossbeam, and described four steel plates distribute radially, and its in a lateral direction, symmetrical in vertical direction.
3. guideway vehicle compliance steer frame according to claim 2, it is characterized in that: described rubber pad is individual layer rubber pad, thickness range is 30 ~ 100mm.
4. guideway vehicle compliance steer frame according to claim 3, is characterized in that: above described air bellow across be provided with one piece of rebound for being fixedly connected with car body.
5. guideway vehicle compliance steer frame according to claim 4, it is characterized in that: there is the stop gear for limiting rebound transverse shifting amplitude, described stop gear comprises the symmetrical elastic buffer rubber backstop mount pad being fixed on rebound lower surface, symmetrical is fixed on a left side, horizontal stop seat in the middle part of left side frame, described elastic buffer rubber backstop mount pad is provided with elastic buffer rubber backstop, when rebound moves laterally to end position, the elastic buffer rubber backstop of rebound offset direction side withstands the horizontal stop seat of corresponding side, rebound is obtained spacing.
6. guideway vehicle compliance steer frame according to claim 5, is characterized in that: also to have L-type anti-side rolling torsion rod, two that two ends connect side frame and rebound be respectively vertical damper, two is lateral damper.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201210237379.9A CN102975734B (en) | 2012-07-10 | 2012-07-10 | Guideway vehicle compliance steer frame |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201210237379.9A CN102975734B (en) | 2012-07-10 | 2012-07-10 | Guideway vehicle compliance steer frame |
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| Publication Number | Publication Date |
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| CN102975734A CN102975734A (en) | 2013-03-20 |
| CN102975734B true CN102975734B (en) | 2015-11-18 |
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| Application Number | Title | Priority Date | Filing Date |
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| CN201210237379.9A Active CN102975734B (en) | 2012-07-10 | 2012-07-10 | Guideway vehicle compliance steer frame |
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Families Citing this family (1)
| Publication number | Priority date | Publication date | Assignee | Title |
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| CN104108402B (en) * | 2014-06-26 | 2016-08-24 | 南车长江车辆有限公司 | Steering frame swing bolster of lorry transverse elasticity stop device |
Citations (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN86100677A (en) * | 1985-02-04 | 1986-09-10 | 布德公司 | Between two curb girders of railway bogie, supply the flexible crossbeam of balancing |
| CN201021148Y (en) * | 2006-11-13 | 2008-02-13 | 南车四方机车车辆股份有限公司 | Linear motor radial bogie |
| CN101565051A (en) * | 2008-04-25 | 2009-10-28 | 南车青岛四方机车车辆股份有限公司 | Central cross beam connecting type hinging framework |
| CN202765003U (en) * | 2012-07-10 | 2013-03-06 | 南车南京浦镇车辆有限公司 | Flexible bogie of railway vehicle |
Family Cites Families (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPH11240448A (en) * | 1998-02-25 | 1999-09-07 | Hitachi Ltd | Bogie for rolling stock |
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2012
- 2012-07-10 CN CN201210237379.9A patent/CN102975734B/en active Active
Patent Citations (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN86100677A (en) * | 1985-02-04 | 1986-09-10 | 布德公司 | Between two curb girders of railway bogie, supply the flexible crossbeam of balancing |
| CN201021148Y (en) * | 2006-11-13 | 2008-02-13 | 南车四方机车车辆股份有限公司 | Linear motor radial bogie |
| CN101565051A (en) * | 2008-04-25 | 2009-10-28 | 南车青岛四方机车车辆股份有限公司 | Central cross beam connecting type hinging framework |
| CN202765003U (en) * | 2012-07-10 | 2013-03-06 | 南车南京浦镇车辆有限公司 | Flexible bogie of railway vehicle |
Non-Patent Citations (1)
| Title |
|---|
| 新型永磁直驱式柔性构架转向架研究;漆晖等;《佳木斯大学学报》;20120131;第30卷(第1期);第53-56页 * |
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| CN102975734A (en) | 2013-03-20 |
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Address after: 210031, 68 North Pearl Road, Pukou District, Jiangsu, Nanjing Patentee after: CRRC NANJING PUZHEN CO., LTD. Address before: 210031, 68 North Pearl Road, Pukou District, Jiangsu, Nanjing Patentee before: CSR NANJING PUZHEN Vehicles Co., Ltd. |