CN102787535B - Flexible turnout beam section for saddle type single track traffic track walking supports - Google Patents
Flexible turnout beam section for saddle type single track traffic track walking supports Download PDFInfo
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- CN102787535B CN102787535B CN201210253583.XA CN201210253583A CN102787535B CN 102787535 B CN102787535 B CN 102787535B CN 201210253583 A CN201210253583 A CN 201210253583A CN 102787535 B CN102787535 B CN 102787535B
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Abstract
The invention discloses the walking of a kind of flexible turnout beam section for saddle type single track traffic track to support, comprise walking surface and flexible collateral fagging, flexible collateral fagging comprises two guide strips be positioned at above side and two steadying plates being positioned at side-lower, the present invention adopts and the walking of flexible deformation can be forced to support, form flexible turnout beam beam section and form flexible switch girder construction, driven by external force when needs engage with orbital transfer and deflection deformation occurs, spigot surface and the stabilising surface of flexible turnout beam beam section all seamlessly transit, eliminate broken line, be beneficial to light rail train to pass through, and structure has and simplifies by a relatively large margin compared with existing switch structure, reduce manufacturing cost and shorten manufacturing schedule, application life is longer, save operation and maintenance cost, the comfortableness that light rail travels and safety can be ensured, and reduce vehicle to run noise, there is the good feature of environmental protection.
Description
Technical field
The present invention relates to a kind of Monorail PC Track Girders track appurtenances, particularly a kind of straddle type single rail traffic rail flexible turnout beam parts.
Background technology
Light rail is the important component part in urban track traffic, and comparatively large for relative relief, densely populated, road is narrow, the how curved urgency in slope, congested in traffic city, and light rail can transport solution is crowded well problem.Particularly Monorail PC Track Girders light rail, more can be adapted to the traffic of modern city.
The track of Monorail PC Track Girders light rail only has a train across seat on rail, and only supported by single rail exactly, stablize and guiding, car body straddles the railway that rail beam runs.Technical feature is mainly reflected in the bogie of vehicle, rail beam and circuit track switch three aspect, and traveling mechanism is different from steel wheel rail system completely, and rail beam bears larger torsion load.Known by above-mentioned record, single-track beam support has and occupies little space, and adaptation to the ground is good, the features such as comfortable environment-protection; More can be suitable for the comparatively complicated city of landform to use.
Monorail PC Track Girders track structure is made up of with track switch three part rail beam, pillar (comprising joist, basis), track switch is that a kind of rolling stock that makes proceeds to the connection device of another station track circuit from one way, usually stands AT STATION, a large amount of laying is stood by marshalling yard; Single-track turnout can be divided into joint turnout and two kinds, joint flexible type track switch.During the former changing points, turnout junction girder is linear at turning point front formation broken line; Turnout junction girder approximate continuous can be made to curve curve during the latter's changing points linear.
Track switch walking lordotic curve when engaging light rail track of said structure is sufficiently oily, reduces the comfortableness of light rail train walking, even also can have influence on safety; Even joint flexible type track switch also can have certain meander line structure, affect vehicle and travel, and structure is very complicated, application life is shorter, and cost is high.And for turnout junction girder, the structure that walking supports is most important for the impact of walking curve.
Therefore, need to support the walking of existing track switch to improve, can seamlessly transit when carrying out engaging with orbital transfer, eliminate broken line, and structure has and simplifies by a relatively large margin compared with said structure, reduce manufacturing cost, application life is longer, save operation and maintenance cost, comfortableness that light rail travels, safety and the feature of environmental protection can be ensured.
Summary of the invention
In view of this, object of the present invention provides a kind of flexible turnout beam section for saddle type single track traffic track to walk and supports, can seamlessly transit when carrying out engaging with orbital transfer, eliminate broken line, and structure has and simplifies by a relatively large margin compared with existing switch structure, reduce manufacturing cost, application life is longer, save operation and maintenance cost, comfortableness that light rail travels, safety and the feature of environmental protection can be ensured.
Flexible turnout beam section for saddle type single track traffic track walking of the present invention supports, comprise walking surface and flexible collateral fagging, walking surface longitudinally level is fixedly supported to the flexible beam body top of flexible turnout beam beam section, flexible collateral fagging comprises two guide strips be positioned at above side and two steadying plates being positioned at side-lower, two guide strips are longitudinally arranged at the top both sides of flexible beam main body respectively and form spigot surface, and two steadying plates are longitudinally arranged at flexible beam main body respectively and form stabilising surface in both sides on the lower.
Further, described two guide strips and two steadying plates are at least arranged at flexible beam main body with the mode single-degree-of-freedom that can longitudinally slide in one end;
Further, described upper work plane both lateral sides limit is the fold-line-shaped or arc curve that adapt with two guide strip flexible deformations;
Further, described two guide strips and two steadying plates be longitudinally by two ends to scala media scalariform with seamlessly transit thinning gradually;
Further, the two ends of described walking surface, guide strip and steadying plate are respectively equipped with fork-shaped plate, interdigital can interlacedly setting of the fork-shaped plate between the walking surface of longitudinal adjacent flexible turnout beam beam section, between guide strip and between steadying plate engages formation plane, wherein, fork-shaped plate for the walking surface one end of flexible turnout beam beam section engaged with the walking surface of light rail track is the movable fork-shaped plate that can swing up and down, and the interdigital soffit of movable fork-shaped plate is middle outstanding ramp structure;
Further, guide strip and steadying plate respectively one end are articulated with flexible beam main body by corresponding straight pin, and the other end is longitudinally slidably matched by corresponding slider pin and flexible beam main body;
Further, described straight pin is set in rotation with a hinged seat by the self-lubricating plain bearing of overcoat, the cylindrical that straight pin coordinates with self-lubricating plain bearing is provided with oil-way, be communicated with oil-way and be provided with pouring orifice, described pouring orifice is arranged at straight pin end and is communicated with oil-way by the oil leab be arranged in straight pin; Described guide strip and steadying plate are provided with respectively the slide of longitudinal chute, slider pin mode that longitudinally single-degree-of-freedom is slidably matched can be arranged at longitudinal chute;
Further, to change slider pin be fabricated structure, comprise the rectangular shaped slider being provided with centre bore and the pivot pin be rotatably assorted through centre bore and rectangular shaped slider, the centre bore inner circle of described rectangular shaped slider is provided with spirality oil-way, and described rectangular shaped slider is connected to flexible beam main body by pivot pin; The cross section of described longitudinal chute be rectangle and each angle of rectangle by the arc angling transition of evagination;
Further, described walking surface upper surface forms the decorative pattern for increasing frictional force.
Beneficial effect of the present invention: flexible turnout beam section for saddle type single track traffic track walking of the present invention supports, employing can force the walking of flexible deformation to support, form flexible turnout beam beam section and form flexible switch girder construction, driven by external force when needs engage with orbital transfer and deflection deformation occurs, spigot surface and the stabilising surface of flexible turnout beam beam section all seamlessly transit, eliminate broken line, be beneficial to light rail train to pass through, and structure has and simplifies by a relatively large margin compared with existing switch structure, reduce manufacturing cost and shorten manufacturing schedule, application life is longer, save operation and maintenance cost, the comfortableness that light rail travels and safety can be ensured, and reduce vehicle to run noise, there is the good feature of environmental protection.
Accompanying drawing explanation
Below in conjunction with drawings and Examples, the invention will be further described.
Fig. 1 is structural representation of the present invention;
Fig. 2 is walking surface upper surface schematic diagram of the present invention;
Fig. 3 is the meander line structure schematic diagram that walking surface both sides and wire guide plate adapt;
Fig. 4 is wherein a guide board structure and deformation principle figure;
Fig. 5 is guide strip and flexible beam body engaging structure figure;
Fig. 6 is slider pin and slide matching chart;
Fig. 7 is that slider pin coordinates axial, cross-sectional view with slide;
Fig. 8 is that straight pin coordinates figure with hinged seat;
Fig. 9 is movable fork-shaped plate and fixing fork-shaped plate matching chart;
Figure 10 is that movable fork-shaped plate coordinates longitdinal cross-section diagram with fixing fork-shaped plate;
Figure 11 is that movable fork-shaped plate coordinates view in transverse section with fixing fork-shaped plate.
Detailed description of the invention
As shown in the figure: the flexible turnout beam section for saddle type single track traffic track walking of the present embodiment supports, comprise walking surface and flexible collateral fagging, walking surface longitudinally level is fixedly supported to the flexible beam body top of flexible turnout beam beam section, flexible collateral fagging comprises two guide strips (guide strip 7 and guide strip 3) be positioned at above side and two steadying plates (steadying plate 6 and steadying plate 5) being positioned at side-lower, two guide strips (guide strip 7 and guide strip 3) are longitudinally arranged at the top both sides of flexible beam main body respectively and form spigot surface, two steadying plates (steadying plate 6 and steadying plate 5) are longitudinally arranged at flexible beam main body respectively and form stabilising surface in both sides on the lower, the present invention and flexible beam main body combined, namely walking surface, two guide strips (guide strip 7 and guide strip 3) and two steadying plates (steadying plate 6 and steadying plate 5) and the combined common formation of flexible beam main body complete for supporting the track structure that light rail train is walked, and flexible beam main body, two guide strips and two steadying plates are steel material or other stable materials with reliable intensity of flexibility distortion in the horizontal direction, during use, under the driving of external mechanical force, flexible beam main body, guide strip (guide strip 7 and guide strip 3) and steadying plate (steadying plate 6 and steadying plate 5) produce arc deflection deformation in the horizontal direction and for engaging with light rail track.
In the present embodiment, described two guide strips (guide strip 7 and guide strip 3) and two steadying plates (steadying plate 6 and steadying plate 5) are at least arranged at flexible beam main body with the mode single-degree-of-freedom that can longitudinally slide in one end, this structure can compensate the distortion interference problem that the chord change when two guide strips (guide strip 7 and guide strip 3) and two steadying plates (steadying plate 6 and steadying plate 5) carry out flexible deformation and between flexible beam main body causes, the mode single-degree-of-freedom that can longitudinally slide arranges the fit system that can adopt single-degree-of-freedom chute slide block, can be T-shaped slide block or swallow-tail form slide block etc., as shown in the figure, two guide strips (guide strip 7 and guide strip 3) are identical with the fit system of flexible beam main body with two steadying plates (steadying plate 6 and steadying plate 5), be one end hinged by respective straight pin 9, the other end is slidably matched by respective slider pin, described straight pin 9 is set in rotation with a hinged seat 10 by the self-lubricating plain bearing 13 of overcoat, described hinged seat 10 correspondence is fixedly installed on guide strip (guide strip 7 and guide strip 3 are respectively equipped with hinged seat 10) and steadying plate (steadying plate 6 and steadying plate 5 are respectively equipped with hinged seat 10) or flexible beam main body 4, corresponding with hinged seat 10 and be engaged on flexible beam main body 4 or corresponding guide strip and steadying plate with straight pin 9 hinged ear is set, in the present embodiment, flexible beam main body 4 is provided with hinged ear, two guide strips (guide strip 7 and guide strip 3) and two steadying plates (steadying plate 6 and steadying plate 5) are provided with hinged seat 10, coordinated by self-lubricating plain bearing 13 between hinged seat 10 with straight pin 9, belong to the articulated structure of prior art, do not repeat them here, the cylindrical that straight pin 9 coordinates with self-lubricating plain bearing 13 is provided with oil-way 91, be communicated with oil-way 91 and be provided with pouring orifice 93, described pouring orifice 93 is arranged at straight pin 9 end and is communicated with oil-way 91 by the oil leab 921 be arranged in straight pin 9, adopt the mode that self-lubricating combines with grease lubrication, avoid the equipment fault occurring causing because of lubrication failure, effectively improve the cycle of operation, described guide strip and steadying plate are provided with respectively the slide 12 of longitudinal chute 121, slider pin mode that longitudinally single-degree-of-freedom is slidably matched can be arranged at longitudinal chute 121, and slider pin is connected to flexible beam main body, arrange by take-up housing (not representing in figure), belong to routine techniques, do not repeat them here.
In the present embodiment, to change slider pin be fabricated structure, comprise the rectangular shaped slider 11 being provided with centre bore and the pivot pin be rotatably assorted through centre bore and rectangular shaped slider 11 (not representing in figure), the centre bore inner circle of described rectangular shaped slider 11 is provided with spirality oil-way 221, has oil storage and lubricating function; Described rectangular shaped slider 11 is connected to flexible beam main body by pivot pin, and connected mode can be hinged by take-up housing, also can be the conventional structures such as hinged ear; This structure can ensure that rectangular shaped slider 11 longitudinally slides on longitudinal chute, and is ensured flexible beam main body by being rotatably assorted of pivot pin and not produced additional moment between guide strip and stable version, ensures the smoothness of distortion and the application life of sliding pair; The cross section of described longitudinal chute be rectangle and each angle of rectangle by the arc angling transition of evagination, cross section refers to the lateral cross section of the depth direction relative to groove, the arc angling of evagination refers to that arc-shaped transition line is not positioned at rectangle, but convex, both ensured that rectangular shaped slider 11 did not interfere when moving to the root of longitudinal chute 121 stuck, and can also prevent longitudinal chute 121 4 jiaos from stress occurring and concentrate; As shown in Fig. 5, Fig. 6, Fig. 7, Fig. 8, expression be the mounting structure of a wherein guide strip, all the other guide strips are identical with steadying plate mounting structure.
In the present embodiment, described upper work plane 8 both lateral sides limit is the fold-line-shaped or arc curve that adapt with two guide strips (guide strip 7 and guide strip 3) flexible deformation, in practice, the base plate of flexible beam main body also adopts the fold-line-shaped or arc curve that adapt with two steadying plates (steadying plate 6 and steadying plate 5) flexible deformation, as shown in the figure, upper work plane 8 both lateral sides limit is positioned at the turning point that h and j place is broken line, avoid interfering during flexible deformation, make whole structural deformation more smooth and easy, the base plate 30 of flexible beam main body also takes same structure; Described two guide strips (guide strip 7 and guide strip 3) and two steadying plates (steadying plate 6 and steadying plate 5) be longitudinally by two ends to scala media scalariform with seamlessly transit thinning gradually; As shown in the figure, two guide strips and two steadying plates are longitudinally thinning to scala media scalariform by two ends, according to scratching change stress condition, are similar to the shape of bow, make the elasticity of guide strip and steadying plate and intensity better, and smooth deformation; Certainly, when being arranged at Liang Tishang, external surface is smooth structure, representedly in figure is only a wherein guide strip, and another guide strip then step structure is positioned at inner side, and two steadying plate structures are similar with it.
In the present embodiment, described walking surface 1, the two ends of guide strip (guide strip 7 and guide strip 3) and steadying plate (steadying plate 6 and steadying plate 5) are respectively equipped with fork-shaped plate, between the walking surface of longitudinally adjacent flexible turnout beam beam section, interdigital can interlacedly setting of the fork-shaped plate between guide strip and between steadying plate engages formation plane, wherein, it the walking surface of flexible switch beam is the movable fork-shaped plate that can swing up and down for the fork-shaped plate of the one end engaged with the walking surface of light rail track I and light rail track II, the interdigital soffit of movable fork-shaped plate is middle outstanding ramp structure, certainly, adjacent flexible turnout beam beam section or light rail track need be provided with another fork-shaped plate of the interlaced formation plane with this fork-shaped plate, walking surface, guide strip and steadying plate two ends are respectively equipped with for forming seam with adjacent flexible turnout beam beam section or light rail track joint, seam comprises seam between horizontal plane i.e. walking surface and side i.e. the seam between spigot surface and stabilising surface, as shown in the figure, fork-shaped plate comprises the fork-shaped plate of plane (being arranged at walking surface) and the fork-shaped plate of side (being arranged at guide strip and steadying plate) to correspondence, fork-shaped plate between adjacent flexible turnout beam beam section is identical with the fork-shaped plated construction between flexible switch beam with current collecting tracks section f,
Wherein, fork-shaped plate for walking surface 1 one end of flexible turnout beam beam section engaged with the walking surface of light rail track is the movable fork-shaped plate 14 (comprising is only the interdigital structure swung up and down) that can swing up and down, and the interdigital soffit of movable fork-shaped plate 14 is middle outstanding ramp structure; Walking surface is the movable fork-shaped plate 14 that can swing up and down for the fork-shaped plate of the one end engaged with light rail track, the interdigital soffit of movable fork-shaped plate 14 is middle outstanding ramp structure; As shown in the figure, movable fork-shaped plate 14 is articulated with a fixed head 141 in the mode that can swing up and down, and fixed head 141 is anchored in the walking surface of flexible turnout beam beam section b; Simultaneously, movable fork-shaped plate 14 is provided with the limit assembly limiting it and upwards swing, limit assembly comprises and is fixedly connected on movable fork-shaped plate 14 and to the limiting plate 143 of downward-extension, limiting plate 143 is provided with the bar shaped spacing hole of above-below direction, fixed head 141 is provided with the gag lever post 142 through bar shaped spacing hole, realizes swinging the spacing of peak; Certainly, in order to activity is flexible, corresponding with movable fork-shaped plate 14, the interdigital upper surface of the fork-shaped plate 15 of light rail track is also middle outstanding ramp structure; When flexible deformation occurs flexible switch beam, horizontal direction engage with light rail track or return time, the interdigital level of movable fork-shaped plate 14 connects with the interdigital of fork-shaped plate 15 of light rail track, due to the ramp structure of the interdigital soffit of movable fork-shaped plate 14, adapt with it, the interdigital upper surface of fork-shaped plate 15 is also middle outstanding ramp structure, component is upwards produced to movable fork-shaped plate 14, movable fork-shaped plate 14 is upwards swung, fallen by self gravitation after aligning and be staggered to form plane with the interdigital of fork-shaped plate 15 of light rail track, separation process in like manner; Fork-shaped plate ensures that vehicle drives to the stationarity of two beam junctions, and Liang Yuliang is by transition after the engagement of finger-type plate, and wheel is just more steady through fork-shaped plate; Movable fork-shaped plate can automatic lifting and falling, automatic reset structure in engaging process by being driven inclined-plane: after distortion engages, utilize deadweight automatically to close, reach automatic lifting and automatically reset effect, simply, cost is lower for structure.
In the present embodiment, described walking surface 1 upper surface forms the decorative pattern 8 for increasing frictional force, for increasing friction force.
What finally illustrate is, above embodiment is only in order to illustrate technical scheme of the present invention and unrestricted, although with reference to preferred embodiment to invention has been detailed description, those of ordinary skill in the art is to be understood that, can modify to technical scheme of the present invention or equivalent replacement, and not departing from aim and the scope of technical solution of the present invention, it all should be encompassed in the middle of right of the present invention.
Claims (6)
1. a flexible turnout beam section for saddle type single track traffic track walking supports, it is characterized in that: comprise walking surface and flexible collateral fagging, walking surface longitudinally level is fixedly supported to the flexible beam body top of flexible turnout beam beam section, flexible collateral fagging comprises two guide strips be positioned at above side and two steadying plates being positioned at side-lower, two guide strips are longitudinally arranged at the top both sides of flexible beam main body respectively and form spigot surface, and two steadying plates are longitudinally arranged at flexible beam main body respectively and form stabilising surface in both sides on the lower;
Described two guide strips and two steadying plates are at least arranged at flexible beam main body with the mode single-degree-of-freedom that can longitudinally slide in one end; Guide strip and steadying plate respectively one end are articulated with flexible beam main body by corresponding straight pin, and the other end is longitudinally slidably matched by corresponding slider pin and flexible beam main body; Described slider pin is fabricated structure, comprise the rectangular shaped slider being provided with centre bore and the pivot pin be rotatably assorted through centre bore and rectangular shaped slider, the centre bore inner circle of described rectangular shaped slider is provided with spirality oil-way, and described rectangular shaped slider is connected to flexible beam main body by pivot pin; Described guide strip and steadying plate are provided with respectively the slide of longitudinal chute, slider pin mode that longitudinally single-degree-of-freedom is slidably matched can be arranged at longitudinal chute;
Described two guide strips and two steadying plates be longitudinally by two ends to scala media scalariform with seamlessly transit thinning gradually.
2. flexible turnout beam section for saddle type single track traffic track walking according to claim 1 supports, it is characterized in that: also comprise work plane, described upper work plane both lateral sides limit is the fold-line-shaped or arc curve that adapt with two guide strip flexible deformations.
3. flexible turnout beam section for saddle type single track traffic track walking according to claim 2 supports, it is characterized in that: described walking surface, the two ends of guide strip and steadying plate are respectively equipped with fork-shaped plate, between the walking surface of longitudinal adjacent flexible turnout beam beam section, interdigital can interlacedly setting of the fork-shaped plate between guide strip and between steadying plate engages formation plane, wherein, fork-shaped plate for the walking surface one end of flexible turnout beam beam section engaged with the walking surface of light rail track is the movable fork-shaped plate that can swing up and down, the interdigital soffit of movable fork-shaped plate is middle outstanding ramp structure.
4. flexible turnout beam section for saddle type single track traffic track walking according to claim 3 supports, it is characterized in that: described straight pin is set in rotation with a hinged seat by the self-lubricating plain bearing of overcoat, the cylindrical that straight pin coordinates with self-lubricating plain bearing is provided with oil-way, be communicated with oil-way and be provided with pouring orifice, described pouring orifice is arranged at straight pin end and is communicated with oil-way by the oil leab be arranged in straight pin.
5. flexible turnout beam section for saddle type single track traffic track according to claim 4 walking supports, and it is characterized in that: the cross section of described longitudinal chute be rectangle and each angle of rectangle by the arc angling transition of evagination.
6. flexible turnout beam section for saddle type single track traffic track walking according to claim 5 supports, and it is characterized in that: described walking surface upper surface forms the decorative pattern for increasing frictional force.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201210253583.XA CN102787535B (en) | 2012-07-20 | 2012-07-20 | Flexible turnout beam section for saddle type single track traffic track walking supports |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201210253583.XA CN102787535B (en) | 2012-07-20 | 2012-07-20 | Flexible turnout beam section for saddle type single track traffic track walking supports |
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| CN102787535A CN102787535A (en) | 2012-11-21 |
| CN102787535B true CN102787535B (en) | 2015-08-19 |
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| CN201210253583.XA Active CN102787535B (en) | 2012-07-20 | 2012-07-20 | Flexible turnout beam section for saddle type single track traffic track walking supports |
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| CN104233947A (en) * | 2014-09-22 | 2014-12-24 | 中铁工程设计咨询集团有限公司 | Steel-concrete combined rail beam for straddle monorail |
| CN108263420B (en) * | 2016-12-30 | 2020-03-31 | 比亚迪股份有限公司 | Bearing seat of connecting shaft of single-rail turnout beam, turnout driving mechanism and single rail |
| CN109204380B (en) * | 2017-06-30 | 2020-06-19 | 比亚迪股份有限公司 | Turnout bending device and flexible turnout |
| CN109204381B (en) * | 2017-06-30 | 2020-06-19 | 比亚迪股份有限公司 | Flexible driving device for turnout |
| CN109208408B (en) * | 2017-06-30 | 2020-03-31 | 比亚迪股份有限公司 | Turnout beam and rail transit system with same |
| CN107675567B (en) * | 2017-10-31 | 2024-02-20 | 中铁第四勘察设计院集团有限公司 | Flexible monorail turnout beam |
| CN107642008B (en) * | 2017-10-31 | 2023-09-26 | 中铁第四勘察设计院集团有限公司 | High-crossing-speed flexible monorail turnout |
| CN116084215B (en) * | 2023-04-10 | 2023-06-02 | 北京九州一轨环境科技股份有限公司 | Stable turnout assembly |
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|---|---|
| CN102787535A (en) | 2012-11-21 |
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