CN104452487B - Three gauge mixed gage turnouts - Google Patents
Three gauge mixed gage turnouts Download PDFInfo
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- CN104452487B CN104452487B CN201410706613.7A CN201410706613A CN104452487B CN 104452487 B CN104452487 B CN 104452487B CN 201410706613 A CN201410706613 A CN 201410706613A CN 104452487 B CN104452487 B CN 104452487B
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- E—FIXED CONSTRUCTIONS
- E01—CONSTRUCTION OF ROADS, RAILWAYS, OR BRIDGES
- E01B—PERMANENT WAY; PERMANENT-WAY TOOLS; MACHINES FOR MAKING RAILWAYS OF ALL KINDS
- E01B7/00—Switches; Crossings
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- E—FIXED CONSTRUCTIONS
- E01—CONSTRUCTION OF ROADS, RAILWAYS, OR BRIDGES
- E01B—PERMANENT WAY; PERMANENT-WAY TOOLS; MACHINES FOR MAKING RAILWAYS OF ALL KINDS
- E01B7/00—Switches; Crossings
- E01B7/10—Frogs
- E01B7/14—Frogs with movable parts
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Abstract
The invention discloses a kind of three gauge mixed gage turnouts, comprise the one group of railway switch set gradually, two groups of active heart rail railway frogs and four groups of stiff frogs; Described railway switch comprises four stock rails and four tip of a root rails, four stock rails are respectively two straight line stock rails and two curve stock rails, four tip of a root rails are respectively two straight switches and two curved switches, and four tip of a root rails are connected to realize coordinated signals folding with a point switch by a pull bar; For respectively by 1067 narrow gage locomotives and 1000 narrow gage locomotives on the slide plate that described active heart rail railway frog is arranged at two kinds of narrow gauge intersections in lead curve, often organize active heart rail railway frog and comprise a curve active heart rail and a line activities heart rail, four active heart rails of two groups of active heart rail railway frogs are connected to realize coordinated signals folding with two point switch that link respectively by two pull bars; Described four groups of stiff frogs comprise one group of fixed curve railway frog and three groups fix straight line railway frog, four groups of stiff frogs connect as a whole.
Description
Technical field
The present invention relates to a kind of railroad track linkage, particularly relate to a kind of can simultaneously by three gauge mixed gage turnouts of 1435,1067,1,000 three kinds of different gauge locomotive.
Background technology
Track switch is the basic linkage of one of railroad track, and for not co-orbital connection, complex structure, making requires high.For the track switch that different gauge track connects, structure is more complicated, makes and requires more to increase; And the track switch that gauge specification is more, structure is more complicated, makes requirement higher.
At present, China railways is almost single standard gauge 1435 circuit, only Kunming, Yunnan in more border port river mouth retains total length 468 kilometers of gauges is the narrow gauge of 1000.Country in Southeast Asia, comprises Vietnam, Cambodia, Thailand, Burma and Malaysia based on 1000 rail railways, and Japan, Australia and African most countries all adopt 1067 gauges.Along with the develop rapidly of world commerce, the cover line circuit adopting double track distance or three gauges simultaneously to run to adapt to multiple locomotive operation becomes the requirement to railway.The cover line railway adopting double track distance or three gauges simultaneously to run, must configure double track distance or three gauge track switches.
At present, only a section of railway track of Yunnan Province of China employ can simultaneously by the double track of 1435 and 1,000 two kinds of different gauge locomotive apart from simple track switch.But also do not occur that double track is apart from mixed gage turnout so far, more not having can simultaneously by three gauge mixed gage turnout of 1435,1067,1,000 three kinds of different gauge locomotive.
Applicant is studying for a long period of time and is finding in testing, compare apart from simple track switch with double track with single track distance, make three gauge mixed gage turnouts to need to solve a series of technical barrier, as: within the scope of jog, there are three positions that need railway frog be set, and the fixed straight line railway frog that common single track adopts apart from track switch and double track apart from track switch can not be used, manufacture difficulty is huge; The tongue of diverse location and the folding control problem etc. of railway frog.
Summary of the invention
The technical problem to be solved in the present invention be to provide a kind of can simultaneously by three gauge mixed gage turnouts of 1435,1067,1,000 three kinds of different gauge locomotive.
In order to solve the problems of the technologies described above, three gauge mixed gage turnouts of the present invention comprise the one group of railway switch set gradually, two groups of movable-point crossings and four groups of stiff frogs;
Described railway switch comprises four stock rails and four tip of a root rails; Described four stock rails are respectively the first straight line stock rail, the second straight line stock rail, the first curve stock rail and the second curve stock rail; Described first straight line stock rail and the second straight line stock rail are disposed adjacent, described first curve stock rail and the second curve stock rail are disposed adjacent, two, outside stock rail i.e. the first straight line stock rail and the second curve stock rail is mark rail walking rail and is respectively the outside walking rail of 1067 narrow gauges and 1000 narrow gauges, and two, inner side stock rail is respectively another walking rail of 1067 narrow gauges and 1000 narrow gauges; Described four tip of a root rails are respectively the first curved switch, the second curved switch, the first straight switch and the second straight switch; Described first curved switch and the second curved switch are arranged at the first straight line stock rail respectively and are connected for locomotive by side stock to contact with the second straight line stock rail with the first straight line stock rail respectively with inside the second straight line stock rail; Described first straight switch and the second straight switch are arranged at the first curve stock rail respectively and are connected for locomotive by straight stock to contact with the second curve stock rail with the first curve stock rail respectively with inside the second curve stock rail;
For respectively by 1067 narrow gage locomotives and 1000 narrow gage locomotives on the slide plate that described movable-point crossing is arranged at two kinds of narrow gauge intersections in lead curve, comprise first group of movable-point crossing and second group of movable-point crossing; Second straight line stock rail of the corresponding railway switch of described first group of movable-point crossing is arranged; Described first group of movable-point crossing comprises the first stock rail, the first straight line movable point frogs and the first curve movable point frogs; Described first straight line movable point frogs and the first curve movable point frogs are arranged at inside stock rail; Described first stock rail is converted into straightway and curved section, and the straightway termination of the first stock rail connects walking rail, curved section termination is flexibly connected with the first curved switch heel end of railway switch; Described first straight line movable point frogs heel end is flexibly connected with the second straight line stock rail termination of railway switch, its tip connects to contact with the first stock rail as the first stock rail turning point; Described first curve movable point frogs heel end is flexibly connected with stiff frog, tip connects to contact with the first stock rail as the first stock rail turning point; Described second group of movable-point crossing comprises the second stock rail, the second straight line movable point frogs and the second curve movable point frogs; Described second straight line movable point frogs and the second curve movable point frogs are arranged at inside the second stock rail; Described second stock rail is converted into straightway and curved section, and the straightway termination of the second stock rail is flexibly connected with the second straight switch heel end of railway switch, curved section termination is connected rail of walking; Described second curve movable point frogs heel end is flexibly connected with the first curve stock rail termination of railway switch, its tip connects to contact with the second stock rail as the second stock rail turning point; Described second straight line movable point frogs heel end is flexibly connected with stiff frog, tip connects to contact with the second stock rail as the second stock rail turning point;
Described four groups of stiff frogs comprise fixed curve railway frog, the first fixing straight line railway frog, the second fixing straight line railway frog and the 3rd fixing straight line railway frog; It is that lead curve rail one end is fixedly connected with the curve wing rail front end of fixed curve railway frog, the lead curve rail other end is flexibly connected with the second curved switch heel end of railway switch that the curve wing rail of described fixed curve railway frog is connected with the second curved switch of railway switch by lead curve rail; It is that straight line connecting rail one end is fixedly connected with the straight line wing rail front end of fixed curve railway frog, the straight line connecting rail other end is flexibly connected with the first straight switch heel end of railway switch that the straight line wing rail of described fixed curve railway frog is connected with the first straight switch of railway switch by straight line connecting rail; The wing rail front end of the described first fixing straight line railway frog is flexibly connected with the first curve movable point frogs heel end of first group of movable-point crossing and is fixedly connected with the heart rail rear end of fixed curve railway frog respectively; The heart rail rear end of the described first fixing straight line railway frog is fixedly connected on wing rail front end and the walking rail of the 3rd fixing straight line railway frog respectively; The wing rail front end of the described second fixing straight line railway frog is flexibly connected with the second straight line movable point frogs heel end of second group of movable-point crossing and is fixedly connected with the heart rail rear end of fixed curve railway frog respectively; The heart rail rear end of the described second fixing straight line railway frog is fixedly connected on wing rail front end and the walking rail of the 3rd fixing straight line railway frog respectively; The heart rail rear end of the described 3rd fixing straight line railway frog is fixedly connected on walking rail respectively.
The heel of switch rail of described railway switch is flexibly connected by interval iron formula active joint.
Described four groups of stiff frogs are bolted rail structure.
Side rail is provided with to increase lateral force resistance effect outside described movable-point crossing stock rail turning point.
The stock rail of described movable-point crossing is positioned at slide plate outside and is provided with rail brace to bear the lateral thrust of wheel to rail.
Guard rail is provided with inside each two walking rails of described stiff frog both sides.
Five pairs of guard rails are provided with inside each two walking rails of described stiff frog both sides.
Described point of switch slicing has 15mm angle.
Described four groups of stiff frogs head and the tail directly connect as a whole.
Described guard rail is for separating adjustable structure.
Four tip of a root rails of described railway switch are connected to realize coordinated signals folding with a point switch by a pull bar.
First straight line movable point frogs of described movable-point crossing is connected to realize coordinated signals folding with two point switch that link respectively by two pull bars with the second straight line movable point frogs with the second curve movable point frogs, the first curve movable point frogs.
Adopt structure of the present invention, owing to being disposed with one group of railway switch, two groups of movable-point crossings and four groups of stiff frogs, can simultaneously by 1435,1067,1,000 three kinds of different gauge locomotive in the track of existing standard gauge 1435 circuit, solve the problem that interconnects in three kinds of different gauge railway cover lines, fully can excavate the potential of field, existing station, circuit, improve field, circuit station service efficiency to greatest extent, save a large amount of construction funds and field, station land used.
Accompanying drawing explanation
Fig. 1 is switch structure schematic diagram of the present invention;
Fig. 2 is that track switch of the present invention three kinds of locomotives are by side stock schematic diagram;
Fig. 3 is that track switch of the present invention three kinds of locomotives are by straight stock schematic diagram;
Fig. 4 is that schematic diagram is opened on the left common rail right side of track switch 1000 narrow gauge of the present invention;
Fig. 5 is that schematic diagram is opened on the right common rail left side of track switch 1000 narrow gauge of the present invention;
Fig. 6 is that schematic diagram is opened on the right common rail right side of track switch 1000 narrow gauge of the present invention;
Fig. 7 is that schematic diagram is opened on the left common rail left side of track switch 1000 narrow gauge of the present invention.
Detailed description of the invention
Below in conjunction with the drawings and specific embodiments, the present invention is described in detail:
As shown in Figure 1, Figure 2, Figure 3 shows, three gauge mixed gage turnouts of the present invention comprise the one group of railway switch set gradually, two groups of movable-point crossings and four groups of stiff frogs.
Railway switch comprises four stock rails and four tip of a root rails.Four stock rails are respectively the first straight line stock rail 1, second straight line stock rail 2, first curve stock rail 3 and the second curve stock rail 4.First straight line stock rail and the second straight line stock rail are disposed adjacent.First curve stock rail and the second curve stock rail are disposed adjacent.Two, outside stock rail i.e. the first straight line stock rail and the second curve stock rail is mark rail walking rail and is respectively the outside walking rail of 1067 narrow gauges and 1000 narrow gauges.Two, inner side stock rail is respectively another walking rail of 1067 narrow gauges and 1000 narrow gauges.Four tip of a root rails are respectively the first curved switch 5, second curved switch 6, first straight switch 7 and the second straight switch 8.First curved switch and the second curved switch are arranged at the first straight line stock rail respectively and are connected for locomotive by side stock to contact with the second straight line stock rail with the first straight line stock rail respectively with inside the second straight line stock rail.First straight switch and the second straight switch are arranged at the first curve stock rail respectively and are connected for locomotive by straight stock to contact with the second curve stock rail with the first curve stock rail respectively with inside the second curve stock rail.
As preferred embodiment, four tip of a root rails of railway switch are connected to realize coordinated signals folding with a point switch by a pull bar.The structure of tongue and point switch is prior art.The connected mode of tongue and point switch also can adopt other conventional connected modes.
For respectively by 1067 narrow gage locomotives and 1000 narrow gage locomotives on the slide plate that movable-point crossing is arranged at two kinds of narrow gauge intersections in lead curve, comprise first group of movable-point crossing and second group of movable-point crossing.Second straight line stock rail of first group of corresponding railway switch of movable-point crossing is arranged.First group of movable-point crossing comprises the first stock rail 10, first straight line movable point frogs 9 and the first curve movable point frogs 14.First straight line movable point frogs and the first curve movable point frogs are arranged at inside stock rail.First stock rail 10 is converted into straightway and curved section, and the straightway termination of the first stock rail 10 connects walking rail, curved section termination is flexibly connected with the first curved switch heel end of railway switch.First straight line movable point frogs heel end is flexibly connected with the second straight line stock rail termination of railway switch, its tip connects to contact with the first stock rail as the first stock rail turning point.First curve movable point frogs heel end is flexibly connected with stiff frog, tip connects to contact with the first stock rail as the first stock rail turning point.Second group of movable-point crossing comprises the second stock rail 13, second straight line movable point frogs 15 and the second curve movable point frogs 11.Second straight line movable point frogs and the second curve movable point frogs are arranged at inside the second stock rail.Second stock rail is converted into straightway and curved section, and the straightway termination of the second stock rail is flexibly connected with the second straight switch heel end of railway switch, curved section termination is connected rail of walking.Second curve movable point frogs heel end is flexibly connected with the first curve stock rail termination of railway switch, its tip connects to contact with the second stock rail as the second stock rail turning point.Second straight line movable point frogs heel end is flexibly connected with stiff frog, tip connects to contact with the second stock rail as the second stock rail turning point.
As preferred embodiment, the first straight line movable point frogs of movable-point crossing is connected to realize coordinated signals folding with two point switch that link respectively by two pull bars with the second straight line movable point frogs with the second curve movable point frogs, the first curve movable point frogs.The structure of heart rail and point switch is prior art.The connected mode of heart rail and point switch also can adopt other conventional connected modes.
Four groups of stiff frogs comprise the fixing straight line railway frog 19 of the fixing straight line railway frog of fixed curve railway frog 16, first 18, second and the 3rd fixing straight line railway frog 20.It is that lead curve rail one end is fixedly connected with the curve wing rail front end of fixed curve railway frog, the lead curve rail other end is flexibly connected with the second curved switch heel end of railway switch that the curve wing rail of fixed curve railway frog 16 is connected with the second curved switch of railway switch by lead curve rail.It is that straight line connecting rail one end is fixedly connected with the straight line wing rail front end of fixed curve railway frog, the straight line connecting rail other end is flexibly connected with the first straight switch heel end of railway switch that the straight line wing rail of fixed curve railway frog 16 is connected with the first straight switch of railway switch by straight line connecting rail.The wing rail front end of the first fixing straight line railway frog 18 is flexibly connected with the first curve movable point frogs heel end of first group of movable-point crossing and is fixedly connected with the heart rail rear end of fixed curve railway frog respectively.The heart rail rear end of the first fixing straight line railway frog 18 is fixedly connected on wing rail front end and the walking rail of the 3rd fixing straight line railway frog respectively.The wing rail front end of the second fixing straight line railway frog 19 is flexibly connected with the second straight line movable point frogs heel end of second group of movable-point crossing and is fixedly connected with the heart rail rear end of fixed curve railway frog respectively.The heart rail rear end of the second fixing straight line railway frog 19 is fixedly connected on wing rail front end and the walking rail of the 3rd fixing straight line railway frog respectively.The heart rail rear end of the 3rd fixing straight line railway frog 20 is fixedly connected on walking rail respectively.
Simple and reliable in order to control, the heel of switch rail of railway switch is flexibly connected with other links by interval iron formula active joint.Tongue folding can be made like this to control more smooth and easy, reliable.
Four groups of stiff frog head and the tail directly connect as a whole.Four groups of stiff frogs are bolted rail structure.Like this, track switch can be avoided to insert short rail, reduce track switch cost, reduce space, ensure the stability of track switch.
Stablizing and reliability to increase track switch, being provided with side rail 12 outside movable-point crossing stock rail turning point to increase lateral force resistance effect.The stock rail of movable-point crossing is positioned at slide plate outside and is provided with rail brace to bear the lateral thrust of wheel to rail.
In order to increase track switch traffic safety and reliability, inside each two stock rails of stiff frog both sides, guard rail 17 can be provided with.Five pairs of guard rails are preferably established inside each two stock rails of stiff frog both sides.Guard rail for separating adjustable structure, like this, when guard rail has side grinding, conveniently can adjust flangeway size, reducing cost, easy to use.
Point of switch slicing has 15mm angle, like this, when can prevent the point of switch from opening and slide plate set bolt interference friction counteracts, fault, safe and convenient to use to guarantee.
Three gauge mixed gage turnouts of the present invention are by shared rail direction and open to difference, and track switch has four kinds of set-up modes altogether: as shown in Figure 4, and 1000 rail 21 left sides share rail, 1067 rail 22 right sides share rail, right hand turnout; As shown in Figure 5,1000 rail 21 right sides share rail, 1067 rail 22 left sides share rail, left hand turnout; As shown in Figure 6,1000 rail 21 right sides share rail, 1067 rail 22 left sides share rail, right hand turnout; As shown in Figure 7,1000 rail 21 left sides share rail, 1067 rail 22 right sides share rail, left hand turnout.
Mixed gage turnout can establish three point switch, connect the tongue of railway switch, the first straight line movable point frogs of movable-point crossing, the second curve movable point frogs and the first curve movable point frogs, the second straight line movable point frogs respectively, can linking, travelling on corresponding track for controlling three kinds of gauge locomotive.
It is as follows that different gauge locomotive pulls position by tongue during track switch and movable point frogs:
When three kinds of locomotives are by side stock, as shown in Figure 2, the first curved switch 5 of railway switch and the second curved switch 6 close, and the first straight switch 7 and the second straight switch 8 are opened; First curve movable point frogs 14 of movable-point crossing and the second curve movable point frogs 11 close, and the first straight line movable point frogs 9 and the second straight line movable point frogs 15 are opened.
When three kinds of locomotives are by straight stock, as shown in Figure 3, the first curved switch 5 of railway switch and the second curved switch 6 are opened, and the first straight switch 7 and the second straight switch 8 close; First curve movable point frogs 14 of movable-point crossing and the second curve movable point frogs 11 are opened, and the first straight line movable point frogs 9 and the second straight line movable point frogs 15 close.
Claims (12)
1. three gauge mixed gage turnouts, is characterized in that: comprise the one group of railway switch set gradually, two groups of movable-point crossings and four groups of stiff frogs;
Described railway switch comprises four stock rails and four tip of a root rails; Described four stock rails are respectively the first straight line stock rail (1), the second straight line stock rail (2), the first curve stock rail (3) and the second curve stock rail (4); Described first straight line stock rail and the second straight line stock rail are disposed adjacent, described first curve stock rail and the second curve stock rail are disposed adjacent, two, outside stock rail i.e. the first straight line stock rail and the second curve stock rail is mark rail walking rail and is respectively the outside walking rail of 1067 narrow gauges and 1000 narrow gauges, and two, inner side stock rail is respectively another walking rail of 1067 narrow gauges and 1000 narrow gauges; Described four tip of a root rails are respectively the first curved switch (5), the second curved switch (6), the first straight switch (7) and the second straight switch (8); Described first curved switch and the second curved switch are arranged at the first straight line stock rail respectively and are connected for locomotive by side stock to contact with the second straight line stock rail with the first straight line stock rail respectively with inside the second straight line stock rail; Described first straight switch and the second straight switch are arranged at the first curve stock rail respectively and are connected for locomotive by straight stock to contact with the second curve stock rail with the first curve stock rail respectively with inside the second curve stock rail;
For respectively by 1067 narrow gage locomotives and 1000 narrow gage locomotives on the slide plate that described movable-point crossing is arranged at two kinds of narrow gauge intersections in lead curve, comprise first group of movable-point crossing and second group of movable-point crossing; Second straight line stock rail of the corresponding railway switch of described first group of movable-point crossing is arranged; Described first group of movable-point crossing comprises the first stock rail (10), the first straight line movable point frogs (9) and the first curve movable point frogs (14); Described first straight line movable point frogs and the first curve movable point frogs are arranged at inside stock rail; Described first stock rail (10) is converted into straightway and curved section, and the straightway termination of the first stock rail (10) connects walking rail, curved section termination is flexibly connected with the first curved switch heel end of railway switch; Described first straight line movable point frogs heel end is flexibly connected with the second straight line stock rail termination of railway switch, its tip connects to contact with the first stock rail as the first stock rail turning point; Described first curve movable point frogs heel end is flexibly connected with stiff frog, tip connects to contact with the first stock rail as the first stock rail turning point; Described second group of movable-point crossing comprises the second stock rail (13), the second straight line movable point frogs (15) and the second curve movable point frogs (11); Described second straight line movable point frogs and the second curve movable point frogs are arranged at inside the second stock rail; Described second stock rail is converted into straightway and curved section, and the straightway termination of the second stock rail is flexibly connected with the second straight switch heel end of railway switch, curved section termination is connected rail of walking; Described second curve movable point frogs heel end is flexibly connected with the first curve stock rail termination of railway switch, its tip connects to contact with the second stock rail as the second stock rail turning point; Described second straight line movable point frogs heel end is flexibly connected with stiff frog, tip connects to contact with the second stock rail as the second stock rail turning point;
Described four groups of stiff frogs comprise fixed curve railway frog (16), the first fixing straight line railway frog (18), the second fixing straight line railway frog (19) and the 3rd fixing straight line railway frog (20); It is that lead curve rail one end is fixedly connected with the curve wing rail front end of fixed curve railway frog, the lead curve rail other end is flexibly connected with the second curved switch heel end of railway switch that the curve wing rail of described fixed curve railway frog (16) is connected with the second curved switch of railway switch by lead curve rail; It is that straight line connecting rail one end is fixedly connected with the straight line wing rail front end of fixed curve railway frog, the straight line connecting rail other end is flexibly connected with the first straight switch heel end of railway switch that the straight line wing rail of described fixed curve railway frog (16) is connected with the first straight switch of railway switch by straight line connecting rail; The wing rail front end of the described first fixing straight line railway frog (18) is flexibly connected with the first curve movable point frogs heel end of first group of movable-point crossing and is fixedly connected with the heart rail rear end of fixed curve railway frog respectively; The heart rail rear end of the described first fixing straight line railway frog (18) is fixedly connected on wing rail front end and the walking rail of the 3rd fixing straight line railway frog respectively; The wing rail front end of the described second fixing straight line railway frog (19) is flexibly connected with the second straight line movable point frogs heel end of second group of movable-point crossing and is fixedly connected with the heart rail rear end of fixed curve railway frog respectively; The heart rail rear end of the described second fixing straight line railway frog (19) is fixedly connected on wing rail front end and the walking rail of the 3rd fixing straight line railway frog respectively; The heart rail rear end of the described 3rd fixing straight line railway frog (20) is fixedly connected on walking rail respectively.
2. three gauge mixed gage turnouts according to claim 1, is characterized in that: the heel of switch rail of described railway switch is flexibly connected by interval iron formula active joint.
3. three gauge mixed gage turnouts according to claim 1, is characterized in that: described four groups of stiff frogs are bolted rail structure.
4. three gauge mixed gage turnouts according to claim 1, is characterized in that: be provided with side rail (12) outside described movable-point crossing stock rail turning point to increase lateral force resistance effect.
5. three gauge mixed gage turnouts according to claim 1 or 4, is characterized in that: the stock rail of described movable-point crossing is positioned at slide plate outside and is provided with rail brace to bear the lateral thrust of wheel to rail.
6. three gauge mixed gage turnouts according to claim 1, is characterized in that: be provided with guard rail (17) inside each two walking rails of described stiff frog both sides.
7. three gauge mixed gage turnouts according to claim 6, is characterized in that: be provided with five pairs of guard rails inside each two walking rails of described stiff frog both sides.
8. three gauge mixed gage turnouts according to claim 1, is characterized in that: described point of switch slicing has 15mm angle.
9. three gauge mixed gage turnouts according to claim 1, is characterized in that: described four groups of stiff frogs head and the tail directly connect as a whole.
10. three gauge mixed gage turnouts according to claim 6 or 7, is characterized in that: described guard rail is for separating adjustable structure.
11. three gauge mixed gage turnouts according to claim 1, is characterized in that: four tip of a root rails of described railway switch are connected to realize coordinated signals folding with a point switch by a pull bar.
12. three gauge mixed gage turnouts according to claim 1, is characterized in that: the first straight line movable point frogs of described movable-point crossing is connected to realize coordinated signals folding with two point switch that link respectively by two pull bars with the second straight line movable point frogs with the second curve movable point frogs, the first curve movable point frogs.
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| CN201410706613.7A CN104452487B (en) | 2014-12-01 | 2014-12-01 | Three gauge mixed gage turnouts |
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| CN201410706613.7A CN104452487B (en) | 2014-12-01 | 2014-12-01 | Three gauge mixed gage turnouts |
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| CN108755285A (en) * | 2018-05-25 | 2018-11-06 | 西南交通大学 | The method and stiff frog that stiff frog manufactures and designs |
| WO2021082412A1 (en) * | 2019-10-28 | 2021-05-06 | 中铁山桥集团有限公司 | 1676 mm and 1000 mm double-rail-distance mixed gage turnout |
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| CN104727191A (en) * | 2015-03-30 | 2015-06-24 | 北车（北京）轨道装备有限公司 | Three-gauge mixed gauge turnout |
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| CN108277701A (en) * | 2018-01-03 | 2018-07-13 | 中铁上海工程局集团有限公司 | A kind of track switch and its construction method for railroad vehicle |
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| CN203821172U (en) * | 2014-04-30 | 2014-09-10 | 四川川煤华荣能源股份有限公司太平煤矿 | Double crossover turnout |
| CN204282132U (en) * | 2014-12-01 | 2015-04-22 | 湖南中创轨道工程装备有限公司 | Three gauge mixed gage turnouts |
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Cited By (3)
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| CN108755285A (en) * | 2018-05-25 | 2018-11-06 | 西南交通大学 | The method and stiff frog that stiff frog manufactures and designs |
| WO2021082412A1 (en) * | 2019-10-28 | 2021-05-06 | 中铁山桥集团有限公司 | 1676 mm and 1000 mm double-rail-distance mixed gage turnout |
| WO2021082212A1 (en) * | 2019-10-28 | 2021-05-06 | 中铁山桥集团有限公司 | 1676 mm and 1000 mm dual-gauge mixed gauge turnout |
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