CN103132404A - Turnout line shape of joint flexible type turnout bending device - Google Patents
Turnout line shape of joint flexible type turnout bending device Download PDFInfo
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- CN103132404A CN103132404A CN2013100493517A CN201310049351A CN103132404A CN 103132404 A CN103132404 A CN 103132404A CN 2013100493517 A CN2013100493517 A CN 2013100493517A CN 201310049351 A CN201310049351 A CN 201310049351A CN 103132404 A CN103132404 A CN 103132404A
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Abstract
The invention relates to a turnout line shape of a joint flexible type turnout bending device. The turnout line shape is used for special track conversion in straddle type single track traffic. The turnout line shape comprises a turnout fixed end, a movable end lateral line position and a movable end straight line position. A buffer curve is arranged between the turnout fixed end and the circular curve, and a buffer curve is arranged between the circular curve and the movable end lateral line position. The turnout line shape has the advantages of adopting combination of a rotating line, a round curve and a rotation curve, ensures that impact changes slowly when cars passe through the line, cannot cause the existing product hard impact, is favorable for improving passenger comfort, and prolongs service life of a vehicle bogie and a turnout.
Description
Technical field
The track switch of joint flexible type track switch bending device that the present invention relates to a kind of a kind of special track conversion of using for the cross-saddle single-track traffic circuit is linear, belongs to the light rail corollary equipment and makes the field.
Background technology
Joint flexible type track switch is a kind of special track conversion equipment that uses in the cross-saddle single-track traffic circuit.There are the Hitachi, Ltd of Japan, domestic Chuan Dong dockyard in the joint present manufactured goods unit of flexible type track switch, and its product all uses on the Chongqing Light Railway line.The turnout work principle is: joint turnout is comprised of more piece beam body, after the joint turnout turn-out track, the track switch beam vertically is polyline shaped, spigot surface and the stabilising surface of joint turnout are the plane, when track switch is in the broken line state, larger impact can occur during to track switch beam joint rotation angle place in train operation, therefore the maximum 15Km/h that allows of vehicle operating Negotiation speed, can only be used in boost line, vehicle base and the slow-moving vehicle motion occasion that has just set off, and limited running velocity; And flexible type track switch is by several sections of steel rail beams hinged composition, supported by chassis, adopt the power drives such as electric power, track switch beam one end is fixed, track switch integrated moving and the movable end of track switch beam is connected with another line track beam form turnout during turn-out track, and spigot surface and stabilising surface form level and smooth curve under the effect of bending device simultaneously, guarantee train passage, have linear smooth-goingly compared to the joint turnout flexible switch, little to the impact of vehicle, the vehicle operating Negotiation speed can improve the approximately characteristics of 1 times.Present existing bending device has following characteristics: the one, and the form of the linear employing circular curve of track switch deflection, but the impact the during circuit of vehicles while passing this part is large; The 2nd, cam bawl inside is faced the formula contact directly, and the error due to manufacture process has reduced contact line length, is easy to occur early stage wearing and tearing; The 3rd, the bearing domestic demand lubricant method of spigot surface and stabilising surface, unfavorable maintaining; The 4th, cam is whole to be made, and manufacture difficulty is large, and precision is difficult for guaranteeing; Welded construction has been adopted at the swing arm position, and on-the-spot installation, adjustment difficulty are large.
Summary of the invention
Purpose of design: avoid the weak point in background technology, designing a kind of one is the linear combination of having adopted clothoid, circular curve, clothoid of track switch deflection, the gentle variation of impact when having guaranteed vehicles while passing this part circuit, the hard impact of existing product can not appear, be conducive to improve passenger's comfortableness, improve the life-span of the bogie of car and track switch; The 2nd, the spherical joint bearing has been installed in cam bawl inside, has eliminated the error of manufacture process, has improved contact line length, and then has reduced contact stress, has improved the application life of roller and cam; The 3rd, the arthrodia that adopts high-tensile strength brass and graphite to form in the bearing of spigot surface and stabilising surface has been realized the non-maintaining of this position; The 4th, cam pack has adopted the method for split blade type stack, has reduced manufacture difficulty, is conducive to improve precision; The 5th, the pressure swelling device has been adopted at the swing arm position, is easy to on-the-spot installation, adjustment.
Design scheme: in order to realize above-mentioned purpose of design.The track switch of this designed joint flexible type track switch bending device is linear is to realize at the track switch beam that turn-out track forms on the basis of broken line spigot surface, stabilising surface are driven deflection again for the linear a kind of special device of design, is also the most key ingredient of straddle type joint flexible type track switch complete machine.Its bending device mainly by guide panel, stablize panel, erection support, cam back shaft, axial cam, double plug connecting rod, roller assembling, connecting rod pair, electric pushrod etc. and form.The concrete structure design as shown in Figure 2.After track switch was received switch signal, electric pushrod drove the pushing tow bending mechanism, and spigot surface, stabilising surface can be completed the flexible deformation automatically under impetus.Thereby realize the round and smooth even suitable of flexible type track switch.After receiving back straight signal, electric pushrod pulls bending mechanism, makes spigot surface, stabilising surface get back to linear state.Bending device adopts the drive form of cam linkages series connection to realize the synchronous bending of spigot surface and stabilising surface.Guide panel and stable panel are connected in double jaw pull bar two ends by articulation hole, two fork head pull bars are connected with driven subassembly, driven subassembly contacts with cylindrical cam mechanism and is connected, be connected by connecting rod between two cylindrical cam mechanisms of between two adjacent cylindrical cam mechanisms of top and up and down correspondence, the concrete size of cylindrical cam is according to every some pushing tow stroke design that drives design, when electric pushrod starts push-and-pull; Pull bar drives guide strip and realizes that synchronous cross moves, thereby completes the horizontal transverse bending of guide strip.
Technical scheme: the track switch that the track switch of a kind of joint flexible type track switch bending device is linear is linear, comprise track switch fixed end, movable end side line position and movable end linear position, being easement curve between described trouble fixed end and circular curve, is easement curve between circular curve and movable end side line position.
The present invention compares with background technology, the one, the track switch deflection is linear has adopted the combination of clothoid, circular curve, clothoid, the gentle variation of impact when having guaranteed vehicles while passing this part circuit, the hard impact of existing product can not appear, be conducive to improve passenger's comfortableness, improve the life-span of the bogie of car and track switch; The 2nd, the spherical joint bearing has been installed in cam bawl inside, has eliminated the error of manufacture process, has improved contact line length, and then has reduced contact stress, has improved the application life of roller and cam; The 3rd, the arthrodia that adopts high-tensile strength brass and graphite to form in the bearing of spigot surface and stabilising surface has been realized the non-maintaining of this position; The 4th, cam pack has adopted the method for split blade type stack, has reduced manufacture difficulty, is conducive to improve precision; The 5th, the pressure swelling device has been adopted at the swing arm position, is easy to on-the-spot installation, adjustment.
Description of drawings
Fig. 1 is the linear schematic diagram of track switch.
Fig. 2 is the linear main TV structure schematic diagram of the track switch of joint flexible type track switch bending device.
Fig. 2-1st, the partial side TV structure schematic diagram of Fig. 2.
Fig. 3 is the structural representation of roller assembling.
Fig. 4 is the structural representation of cam assembling.
Fig. 4-1st, the decomposition texture schematic diagram of Fig. 4.
Fig. 5 is the structural representation of holder assembly.
Fig. 5-1st, the decomposition texture schematic diagram of Fig. 5.
Fig. 6 is the structural representation of sliding seat assembly.
Fig. 6-1st, the decomposition texture schematic diagram of Fig. 6.
Fig. 7 is the structural representation of connecting rod assembling.
Fig. 7-1st, the decomposition texture schematic diagram of Fig. 7.
The specific embodiment
Embodiment 1: with reference to accompanying drawing 1.The track switch that the track switch of a kind of joint flexible type track switch bending device is linear is linear, comprise track switch fixed end, movable end side line position and movable end linear position, being easement curve between described trouble fixed end 501 and circular curve, is easement curve between circular curve and movable end side line position 502.Label 503 is the movable end linear position.That is: Japanese side and Chuan Dong dockyard track switch have been adopted single circular curve Alignment Design.In use, junction hard spot transition situation can appear in the line; Because of the impact of deck-siding, at openend spigot surface, stabilising surface, approximately grinding one's teeth of 3mm can appear simultaneously.The track switch of the application's design is linear has considered that the two ends concrete beam affects, the linear combination that adopts easement curve+circular curve+easement curve of deflection, guaranteed that vehicle impacts gentle the variation at side line turnover track switch, the severe impact of existing product can not appear, reduced the interaction between circuit and vehicle, be conducive to improve passenger's comfortableness, shown in Figure 1.
With reference to accompanying drawing 2 to 6-1.the track switch of joint flexible type track switch bending device is linear, comprise guide panel, stablize panel, erection support, the cam back shaft, axial cam, the double plug connecting rod, the roller assembling, connecting rod is secondary, electric pushrod, bending device adopts the drive form of cam linkages series connection to realize the synchronous bending of spigot surface and stabilising surface, guide panel 1 and stable panel 5 are connected in double jaw pull bar 4 two ends by articulation hole, two fork head pull bars 4 are connected with driven subassembly, driven subassembly contacts with cylindrical cam mechanism and is connected, be connected by connecting rod between two cylindrical cam mechanisms 3 of between two adjacent cylindrical cam mechanisms of top and up and down correspondence, when electric pushrod 8 starts push-and-pull, pull bar drives guide strip 1 and realizes that synchronous cross moves, thereby completes the horizontal transverse bending of guide strip 1.
With reference to accompanying drawing 4 and 4-1.Two 3 of cylindrical cam mechanisms connect by cam back shaft 2.The cam pack (cam mechanism) of Japanese side and Chuan Dong dockyard design adopts Type of Welding, and during manufacturing, first machining cam body, be welded to connecting rod subsequently and form assembly on cam body.Such method for machining and assembling, during general assembly, the factor of man's activity is many, the weld seam power transmission, cause precision low, use reliable not to the utmost; Newly-designed cam pack has adopted the split blade type overlaying structure, and by the machine of single-piece, between part, high accurate hole, key connect, and have reduced overall manufacture difficulty.
Electric pushrod 8 is connected by secondary 7 one ends of V font limit connector and connecting rod, in connecting rod pair 7 other ends and cylindrical cam mechanism 3 in axial cam connecting rod be connected.
With reference to accompanying drawing 3.Roller assembling 6 is made of Roller Shaft 601, roller 602, oscillating bearing 603 and back-up ring 604, and Roller Shaft 601 is by oscillating bearing 603 and back-up ring 604 and roller 601 assembling moulding.That is: roller assembling 6(roller assembly) compared to the roller assembly of Japanese side and Chuan Dong dockyard design, the application's roller assembly has been installed the spherical joint bearing in roller inside.The impact of position deviation when such measure can have been eliminated manufacturing, installation, the design's roller is by the rotation among a small circle of its inner spherical pair, to put contact and change into the line contact, improved the contact line length of roller and chute face, and then reduced contact stress, improved the application life of roller and cam.
With reference to accompanying drawing 5 to Fig. 6-1.In holder assembly in erection support, bearing pin 105 is positioned at fixed bearing 103 axis holes by axle sleeve 102, and two cover plates 104 passes that bearing pin 105 is connected with fixed bearing 103 and bearing pin 105 two ends lay respectively on the support ear of fixed supporting seat 106.Bearing pin 205 in sliding seat assembly in erection support is positioned at the rectangle axis hole of freely movable bearing 203 by the axis hole in slide block 204 and slide block 204, two cover plates 204 passes that bearing pin 201 is fixedly connected with freely movable bearing 203 and bearing pin 201 two ends lay respectively on the support ear of movable supporting seat 206, and axle inserts in bearing pin 201 end grooves and is fixed on support ear with baffle plate 205.Be erection support: spigot surface, stablize panel and be connected to one by bearing and beam, the design of bearing is divided into activity, fixes two types.The sliding seat assembly provides around the rotation of axle and axial support; The sliding seat assembly provides the slippage ability along the beam length direction except providing around the rotation of axle and the axial support time.The flexed plate bearing of Japanese side and Chuan Dong dockyard design is very simple and easy, and bearing does not have sliding sleeve, the parts such as cover plate, and the bearing body bottom surface is without shearing resistance convex cylindrical body simultaneously; The bearing of the application's design has increased above-mentioned link (arthrodia, shearing resistance dome cylinder, the cover plate that adopt high-tensile strength brass and graphite to form in bearing), coordinates simultaneously relevant Technology for Heating Processing, has realized the reliable use at this position, and is non-maintaining, anti-corrosion function.
With reference to accompanying drawing 7 and Fig. 7-1.Annular boss expansion sleeve 407 is enclosed within axle 405 middle parts, two connecting rods 406 are enclosed within respectively putting of annular boss expansion sleeve 407 boss both sides, elastic pressing disc 408 is enclosed within on axle 405 and elastic pressing disc 408 taperings are inserted in annular boss tensioner mantle cavities elastic pressing disc 408 is fixing, two bearing supports 402 respectively the transparent cover 404 by separately, be arranged on axle 405 two ends about bearing 403, two stifles 401 are separately fixed on separately bearing support 402.That is: swing arm unit (connecting rod assembling) bottom bracket axle and the connecting rod of Japanese side and Chuan Dong dockyard design adopt Type of Welding, first process axle sleeve during manufacturing, connecting rod is welded to forms assembly on axle sleeve subsequently.Such method for machining and assembling, during general assembly, the factor of man's activity is many, and the weld seam power transmission causes precision low, is difficult for adjusting; The swing arm unit of the application's design has adopted the split blade type overlaying structure, and by the machine of single-piece, between part, high accurate hole, elastic compression dish connect, and have reduced overall manufacture difficulty.
What need to understand is: although above-described embodiment is to the mentality of designing of the present invention detailed text description of contrasting; but these text descriptions; just the simple text of mentality of designing of the present invention is described; rather than to the restriction of mentality of designing of the present invention; any combination, increase or modification that does not exceed mentality of designing of the present invention all falls within the scope of protection of the present invention.
Claims (1)
1. the track switch that the track switch of a joint flexible type track switch bending device is linear is linear, comprise track switch fixed end, movable end side line position and movable end linear position, it is characterized in that: being easement curve between described trouble fixed end (501) and circular curve, is easement curve between circular curve and movable end side line position (502).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201310049351.7A CN103132404B (en) | 2013-02-07 | 2013-02-07 | The track switch of joint flexible type track switch bending device is linear |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201310049351.7A CN103132404B (en) | 2013-02-07 | 2013-02-07 | The track switch of joint flexible type track switch bending device is linear |
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| CN103132404A true CN103132404A (en) | 2013-06-05 |
| CN103132404B CN103132404B (en) | 2016-03-02 |
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| CN201310049351.7A Active CN103132404B (en) | 2013-02-07 | 2013-02-07 | The track switch of joint flexible type track switch bending device is linear |
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Cited By (8)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN107740312A (en) * | 2017-09-28 | 2018-02-27 | 上海海事大学 | Rail operation handling machinery turning rail design method based on clothoid |
| CN108263425A (en) * | 2016-12-30 | 2018-07-10 | 比亚迪股份有限公司 | The flexible type track switch of cross-saddle single-track traffic and its bending device |
| WO2019001049A1 (en) * | 2017-06-30 | 2019-01-03 | 比亚迪股份有限公司 | Flexible device for jointed flexible single turnout, and jointed flexible single turnout |
| CN111576101A (en) * | 2020-04-25 | 2020-08-25 | 中铁宝桥集团有限公司 | Large-rigidity high-speed magnetic suspension turnout supporting point arrangement structure and arrangement method |
| CN112182687A (en) * | 2020-04-25 | 2021-01-05 | 中铁宝桥集团有限公司 | High-speed magnetic suspension turnout switch control time sequence |
| CN112507412A (en) * | 2020-04-25 | 2021-03-16 | 中铁宝桥集团有限公司 | Method for realizing high-speed magnetic suspension turnout flexible curve |
| US11453980B2 (en) | 2016-12-29 | 2022-09-27 | Byd Company Limited | Turnout and turnout assembly |
| WO2023087961A1 (en) * | 2021-11-18 | 2023-05-25 | 中铁宝桥集团有限公司 | Suspension type track single-turnout vehicle line changing system |
Citations (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| WO1995031604A1 (en) * | 1994-05-16 | 1995-11-23 | Bwg Butzbacher Weichenbau Gmbh | Curved track |
| JP2011122387A (en) * | 2009-12-14 | 2011-06-23 | Hitachi Ltd | Straddling type monorail turnout |
| CN203126889U (en) * | 2013-02-07 | 2013-08-14 | 中铁宝桥集团有限公司 | Flexible-joint type turnout bending device |
| CN203128958U (en) * | 2013-02-07 | 2013-08-14 | 中铁宝桥集团有限公司 | Turnout line shape of joint flexible turnout bending device |
| CN103334351A (en) * | 2013-02-07 | 2013-10-02 | 中铁宝桥集团有限公司 | Bending device of joint flexible turnout |
-
2013
- 2013-02-07 CN CN201310049351.7A patent/CN103132404B/en active Active
Patent Citations (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| WO1995031604A1 (en) * | 1994-05-16 | 1995-11-23 | Bwg Butzbacher Weichenbau Gmbh | Curved track |
| JP2011122387A (en) * | 2009-12-14 | 2011-06-23 | Hitachi Ltd | Straddling type monorail turnout |
| CN203126889U (en) * | 2013-02-07 | 2013-08-14 | 中铁宝桥集团有限公司 | Flexible-joint type turnout bending device |
| CN203128958U (en) * | 2013-02-07 | 2013-08-14 | 中铁宝桥集团有限公司 | Turnout line shape of joint flexible turnout bending device |
| CN103334351A (en) * | 2013-02-07 | 2013-10-02 | 中铁宝桥集团有限公司 | Bending device of joint flexible turnout |
Cited By (10)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US11453980B2 (en) | 2016-12-29 | 2022-09-27 | Byd Company Limited | Turnout and turnout assembly |
| CN108263425A (en) * | 2016-12-30 | 2018-07-10 | 比亚迪股份有限公司 | The flexible type track switch of cross-saddle single-track traffic and its bending device |
| CN108263425B (en) * | 2016-12-30 | 2019-11-08 | 比亚迪股份有限公司 | The flexible type track switch of cross-saddle single-track traffic and its bending device |
| WO2019001049A1 (en) * | 2017-06-30 | 2019-01-03 | 比亚迪股份有限公司 | Flexible device for jointed flexible single turnout, and jointed flexible single turnout |
| CN107740312A (en) * | 2017-09-28 | 2018-02-27 | 上海海事大学 | Rail operation handling machinery turning rail design method based on clothoid |
| CN107740312B (en) * | 2017-09-28 | 2019-05-07 | 上海海事大学 | Rail operation handling machinery turning rail design method based on clothoid |
| CN111576101A (en) * | 2020-04-25 | 2020-08-25 | 中铁宝桥集团有限公司 | Large-rigidity high-speed magnetic suspension turnout supporting point arrangement structure and arrangement method |
| CN112182687A (en) * | 2020-04-25 | 2021-01-05 | 中铁宝桥集团有限公司 | High-speed magnetic suspension turnout switch control time sequence |
| CN112507412A (en) * | 2020-04-25 | 2021-03-16 | 中铁宝桥集团有限公司 | Method for realizing high-speed magnetic suspension turnout flexible curve |
| WO2023087961A1 (en) * | 2021-11-18 | 2023-05-25 | 中铁宝桥集团有限公司 | Suspension type track single-turnout vehicle line changing system |
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| CN103132404B (en) | 2016-03-02 |
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