CN107585166A - A kind of track traffic turn back line arrangement - Google Patents
A kind of track traffic turn back line arrangement Download PDFInfo
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- CN107585166A CN107585166A CN201710851902.XA CN201710851902A CN107585166A CN 107585166 A CN107585166 A CN 107585166A CN 201710851902 A CN201710851902 A CN 201710851902A CN 107585166 A CN107585166 A CN 107585166A
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- track
- single branch
- cut bridge
- line
- turn back
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Abstract
Technical solution of the present invention discloses a kind of track traffic turn back line arrangement, including rail row region and track main track, wherein described track main track is laid on in-orbit row region, including two parallel the first tracks and the second track, first single branch-cut bridge and second single branch-cut bridge are additionally provided between first track and the second track, wherein described first single branch-cut bridge is before station, second single branch-cut bridge is behind station, for realizing the switching between first track and the second track of the train before station and/or behind station, and can be used to turn back simultaneously.The reentrant circuit structure of technical solution of the present invention, two single branch-cut bridges are standby each other, and a single branch-cut bridge breaks down and do not influence the use of another single branch-cut bridge, effectively increase the reliability and efficiency of operation of train operation；Improve double crossover in the prior art and be unfavorable for the stabilization of track operation and the technical problem that unilateral platform vehicle operational efficiency is low.
Description
Technical field
The invention belongs to field of track traffic, more particularly, to a kind of track traffic turn back line arrangement.
Background technology
Orbital Transport Systems are with its comparatively safe, technology maturation, freight volume is big, speed is high, adaptable to adverse weather
Feature, it is widely used in the traffic in each city.As city rail passenger-traffic system gradually occurs in many cities, transition station
With important part of the rolling stock section as city rail passenger-traffic system, receive more and more attention.Handed in the modern times
In logical transport, turning-back capacity is the key link of track circuit transport capacity, and intermediate station, the size of terminal station turning-back capacity are direct
Influence the transport capacity and efficiency of whole system.In practice, the turn back line that track train is formed generally by double crossover enters
Capable operation of turning back.
Double crossover is typically made up of fourth officer railway frog number identical simple turnout and a secondary diamond crossing, is being needed continuously
When laying two tracks in opposite direction and being limited by patch length, this double crossover of generally use realizes the folding of track train
Return.After track train enters the station, can directly it enter the station, then by double crossover from outbound to siding track；Or crossed by intersecting
Line enters offside platform, then outbound.This design need not be too big construction space, track train stop after, can be in list
Side platform realizes passenger up and down.But this double crossover is especially needing higher effect of turning back there is also certain disadvantage
During rate.
In fact, the setting of double crossover of the prior art has to be equipped with switch diamond, due to using frequent, rhombus
Track switch consumption is fast, and the manpower and materials cost of maintenance is all very high, adds the standby redundancy of track switch.Switch diamond is turn back line simultaneously
Core where, be replaced when either ordinary maintenance is still broken down, can all have influence on the operation of turning back of track train.
In addition, double crossover of the prior art is turned back, form of being turned back before mostly standing.This form of turning back only is carried out using unilateral platform
On-board and off-board, unilateral idle, car operation efficiency of turning back is low.
The content of the invention
For the disadvantages described above or Improvement requirement of prior art, the invention provides a kind of track traffic turn back line arrangement to tie
Structure, its object is to by setting a single branch-cut bridge respectively at platform both ends, it is unfavorable thus to solve double crossover in the prior art
In the low technical problem of the stabilization of track operation and unilateral platform vehicle operational efficiency.
To achieve the above object, according to one aspect of the present invention, there is provided a kind of track traffic turn back line arrangement,
Including rail row region and track main track, wherein the track main track is laid on in-orbit row region, including two the first parallel rails
Road and the second track, it is characterised in that
First single branch-cut bridge and second single branch-cut bridge are additionally provided between first track and the second track, wherein described first is single
Branch-cut bridge is before station, and second single branch-cut bridge is behind station, for realizing first track of the train before station and/or behind station
And the second switching between track, and can be used to turn back simultaneously.
Station of turning back in technical solution of the present invention includes rail row region, track main track, platform and two single branch-cut bridges.Rail
Road main track is laid on in-orbit row region, and platform is oppositely arranged on track main track both sides.Track main track actually includes two secondary tracks,
That is the first track and the second track, to ensure the opposing traffic of track train.The both ends of platform, which are disposed with, is arranged on two secondary tracks
Between two single branch-cut bridges, pass through single branch-cut bridge, it is possible to achieve the two-way switching of train on two secondary tracks when operation, i.e.,
Train on one secondary track can be switched on another secondary track by single branch-cut bridge behind before standing or station to travel.Further, since
Platform both ends are equipped with single branch-cut bridge, therefore two single branch-cut bridges of one side can realize and turn back that two single branch-cut bridges are mutually as standby
With the stability of track traffic can be effectively improved；On the other hand at some in particular cases, platform can also be allowed to carry out two
Track train is turned back simultaneously.
This platform of turning back is not limited to inception point and terminus, and in some cases, this platform structure can also be set
Put among rail line.
Preferably, first single branch-cut bridge is consistent with second single branch-cut bridge incline direction or differs by one as technical solution of the present invention
Cause, i.e. switching direction of the train between first track and the second track can unanimously can also be inconsistent.
In general the train on the first track and the second track can realize and turn back that its difference only exists by single branch-cut bridge
Then turned back after turning back or stand before standing.The present invention is two single branch-cut bridges in technical scheme, both can also may be used with equidirectional arrangement
Arrange in different directions.In fact, the arranged direction of single branch-cut bridge, arranged direction of single branch-cut bridge relative to track is referred to, and
The process of train handoff path is influenceed to a certain extent.For example, train on same track is cut being utilized respectively two single branch-cut bridges
It when switching tracks, all can enter another track along single branch-cut bridge from left front, can also enter along single branch-cut bridge from right front another
One track.
Preferably, first single branch-cut bridge is parallel with second single branch-cut bridge by one as technical solution of the present invention.The technology of the present invention side
In case, first single branch-cut bridge be arranged in parallel with second single branch-cut bridge.According to different demands, its spy can take not parallel setting,
In order to the construction and operation of reality.
One as technical solution of the present invention preferably, including the first simple turnout and second singly clear the way by first single branch-cut bridge
Trouble, the main line of first simple turnout overlap with the first track, and the main line of the second simple turnout overlaps with the second track, described
The side line of first simple turnout connects with the side line of the second simple turnout, is formed in this way from the first track to the second track
Transition wire.
One as technical solution of the present invention preferably, including the 3rd simple turnout and the 4th singly clear the way by second single branch-cut bridge
Trouble, the main line of the 3rd simple turnout overlap with the first track, and the main line of the 4th simple turnout overlaps with the second track, described
The side line of 3rd simple turnout connects with the side line of the 4th simple turnout, is formed in this way from the first track to the second track
Transition wire.
Single branch-cut bridge of technical solution of the present invention is combined by two simple turnouts, and the main line and track of simple turnout are just
Line merges, and side line is connected with each other.Also, main line and the side line difference for forming two simple turnouts of a single branch-cut bridge are antiparallel
Arrangement so that train can stable transition when handoff path.One simple turnout includes main line and side line, composition one
The main line and side line of two simple turnouts of individual single branch-cut bridge are parallel to each other respectively.Specifically, the main line of simple turnout is and rail
What road main track overlapped, side line stretches out, if two side lines are not parallel between each other, then just needs longer track real
Smooth connection between existing two side lines.This aspect can take larger space, and cost is larger, on the other hand can also influence rail
The efficiency of turning back of road train.Therefore two side lines for forming a single branch-cut bridge are arranged parallel to, can be with cost-effective, raising rail
The efficiency of turning back of road train.
One as technical solution of the present invention is preferred, the distance between single branch-cut bridge and station, preferably not less than 15 meters.
Distance if the hypertelorism that single branch-cut bridge is set required for train discrepancy platform is relatively long, if corresponding
Single branch-cut bridge crosses the security of recent photo sound train discrepancy platform apart from platform.
As one of technical solution of the present invention preferably, be additionally provided with exit signal between single branch-cut bridge and station, it is described go out
Stand the distance between semaphore and platform be preferably not less than 5 meters.
In general, by the contemplated above technical scheme of the present invention compared with prior art, due at platform both ends
There is provided two single branch-cut bridges, following beneficial effect can be obtained：
(1) the reentrant circuit structure of technical solution of the present invention, two single branch-cut bridges are standby each other, and a single branch-cut bridge breaks down
The use of another single branch-cut bridge is not influenceed, can effectively improve the reliability of train operation；
(2) the reentrant circuit structure of technical solution of the present invention, laid suitable for the symmetrical side platform of tramcar switchback station
Situation.Form is set by preferred turn back line, can effectively reduce the standby redundancy of track switch so that can be completely used only common
Track switch；
(3) the reentrant circuit structure of technical solution of the present invention, takes full advantage of bilateral platform, avoids using double crossover
Platform unilateral idle situation when being turned back before being stood, it is effectively improved the utilization ratio of platform.
Brief description of the drawings
Fig. 1 is track traffic station turn back line arrangement in the prior art；
Fig. 2 is the track traffic station turn back line arrangement of the embodiment of technical solution of the present invention.
In all of the figs, identical reference is used for representing identical element or structure, wherein：1- track main tracks,
2- rail rows region, 3- platforms, 4- double crossovers, 5- highway sidelines, the mono- branch-cut bridges of 6-.
Embodiment
In order to make the purpose , technical scheme and advantage of the present invention be clearer, it is right below in conjunction with drawings and Examples
The present invention is further elaborated.It should be appreciated that the specific embodiments described herein are merely illustrative of the present invention, and
It is not used in the restriction present invention.As long as in addition, technical characteristic involved in each embodiment of invention described below
Conflict can is not formed each other to be mutually combined.
As shown in figure 1, in the prior art, track train is carried out when platform is entered generally by double crossover
Turn back.It is exactly specifically that train enters platform by this side Crane Rail main track, passenger's Train on homonymy, then passes through
Double crossover enters offside Crane Rail main track.Because double crossover is made up of four simple turnouts and a secondary diamond crossing,
It is then outbound into offside platform that track train can also first pass through double crossover.The shortcomings that this technical scheme, is it is obvious that station
The utilization ratio of platform is very low, and got on the bus when people is more passenger and the passenger that gets off concentrate on homonymy, there is larger potential safety hazard.This
Outside, this core component of the scheme for double crossover of turning back, that is, connect four simple turnouts diamond structure have it is larger
Burden, while the structural inspection and maintenance cost are very high.When being overhauled or being changed to it, train can not realize folding
Return.
As shown in Fig. 2 it is one embodiment of technical solution of the present invention.It is respectively provided with one in platform both sides of turning back
Single branch-cut bridge, turned back to allow train to realize.Specifically, it uses two simple turnouts to work in coordination, to form single branch-cut bridge.One
The track of individual simple turnout side merges with a track main track, forms a part for track main track, the track end of opposite side
Extend among to two track main tracks；Another simple turnout is arranged in opposite direction, and is merged with a track main track, separately
The track end of side is connected to extension among two track main tracks with the track end of another simple turnout.By this
Mode, you can composition can make single branch-cut bridge that train is turned back.In technical solution of the present invention, preferably it is equipped with the both sides for platform of turning back
One single branch-cut bridge, i.e. train can utilize single branch-cut bridge handoff path before platform of turning back is entered, can also be in train by rolling over
Single branch-cut bridge handoff path is utilized after returning platform, so as to realize effect of turning back.
Specifically, in fig. 2, rail row main track includes two tracks being arranged side by side, for train two way.This hair
In the embodiment of bright technical scheme, between two platforms, platform is relative on the outside of track main track to be set up track main track.Platform one
Side has car to need to enter the station when turning back, and it can enter offside platform by single branch-cut bridge before platform is entered and carry out on-board and off-board, also may be used
To be outputed after passenger's on-board and off-board are realized into platform through being switched to by single branch-cut bridge before standing to siding track.Likewise, track train
Platform can be introduced into, then realizes to form the switching of track by single branch-cut bridge behind station.
More particularly, in the embodiment of technical solution of the present invention, because the platform both ends at a station are respectively equipped with one
Single branch-cut bridge, each single branch-cut bridge can realize turning back for track train, then when this circuit can meet both sides while carry out car
Demand of turning back.Also, because platform both ends are at least provided with two single branch-cut bridges, two single branch-cut bridges are standby each other, on the one hand may be used
To greatly reduce the influence to caused by whole track traffic when single branch-cut bridge breaks down or needs to overhaul, on the other hand
Also the stability of rail transportation operation is further enhanced.
Track switch is different and different according to train detection scheme from car distance between sites.If train detection takes track circuit
Scheme, consider from pardon, its track switch front end, center of turnout to effective platform threshold value is not preferably less than 25m；If train detection
Meter shaft scheme is taken, its track switch front end, center of turnout to effective platform threshold value is not preferably less than 15m；Its track switch rear end, track switch
Fouling post or exit signal to effective platform threshold value are no less than 5m.Furthermore, it is understood that track switch model is also to single branch-cut bridge
There is certain influence at the distance between station.In a preferred embodiment, No. 6 track switches, track circuit detection scheme, road are taken
Trouble front end frog is not less than 25m apart from effective platform back gauge.
As it will be easily appreciated by one skilled in the art that the foregoing is merely illustrative of the preferred embodiments of the present invention, not to
The limitation present invention, all any modification, equivalent and improvement made within the spirit and principles of the invention etc., all should be included
Within protection scope of the present invention.
Claims (7)
1. a kind of track traffic turn back line arrangement, including rail row region and track main track, wherein the track main track is laid
On in-orbit row region, including two parallel the first tracks and the second track, it is characterised in that
First single branch-cut bridge and second single branch-cut bridge are additionally provided between first track and the second track, wherein first single branch-cut bridge
Before station, second single branch-cut bridge is behind station, for realizing first track and the of the train before station and/or behind station
Switching between two tracks, and can be used to realize turning back for train simultaneously.
2. track traffic turn back line arrangement according to claim 1, wherein, first single branch-cut bridge and second is singly crossed
Line incline direction is consistent or inconsistent, i.e. switching direction of the train between first track and the second track can be unanimously
Can be with inconsistent.
3. track traffic turn back line arrangement according to claim 1, wherein, first single branch-cut bridge and second is singly crossed
Line is parallel.
4. track traffic turn back line arrangement according to any one of claim 1 to 3, wherein, described first singly crosses
Line includes the first simple turnout and the second simple turnout, and the main line of first simple turnout overlaps with the first track, and second is single
The main line for trouble of clearing the way overlaps with the second track, and the side line of first simple turnout connects with the side line of the second simple turnout, with
This mode forms the transition wire from the first track to the second track.
5. track traffic turn back line arrangement according to any one of claim 1 to 4, wherein, described second singly crosses
Line includes the 3rd simple turnout and the 4th simple turnout, and the main line of the 3rd simple turnout overlaps with the first track, and the 4th is single
The main line for trouble of clearing the way overlaps with the second track, and the side line of the 3rd simple turnout connects with the side line of the 4th simple turnout, with
This mode forms the transition wire from the first track to the second track.
6. a kind of track traffic turn back line arrangement according to claim 1 or 3, wherein, single branch-cut bridge and station
The distance between, preferably not less than 15 meters.
7. a kind of track traffic turn back line arrangement according to any one of claim 1~6, wherein, single branch-cut bridge
Exit signal is additionally provided between station, the distance between the exit signal and platform are preferably not less than 5 meters.
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| CN109131364A (en) * | 2018-09-21 | 2019-01-04 | 中铁第四勘察设计院集团有限公司 | A kind of intelligence gauge lines structural system |
| CN109131363A (en) * | 2018-09-14 | 2019-01-04 | 中铁第四勘察设计院集团有限公司 | A kind of intelligence rail train staggered form branch-cut bridge parking cable architecture |
| CN109131361A (en) * | 2018-09-14 | 2019-01-04 | 中铁第四勘察设计院集团有限公司 | A kind of bulb-type intelligence rail is turned back cable architecture |
| CN109285345A (en) * | 2018-09-06 | 2019-01-29 | 杭州飞遁科技有限公司 | A kind of traffic circulation network failure allocation processing method |
| CN109339108A (en) * | 2018-10-26 | 2019-02-15 | 中铁第四勘察设计院集团有限公司 | A kind of section of track well system based on subway station list branch-cut bridge |
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| CN108382402A (en) * | 2018-03-12 | 2018-08-10 | 中铁第四勘察设计院集团有限公司 | Charge platform systems construction at a kind of intelligence rail electric car first and last end |
| CN108382402B (en) * | 2018-03-12 | 2023-12-29 | 中铁第四勘察设计院集团有限公司 | Intelligent tramcar head and tail end charging station system structure |
| CN109285345A (en) * | 2018-09-06 | 2019-01-29 | 杭州飞遁科技有限公司 | A kind of traffic circulation network failure allocation processing method |
| CN109131363A (en) * | 2018-09-14 | 2019-01-04 | 中铁第四勘察设计院集团有限公司 | A kind of intelligence rail train staggered form branch-cut bridge parking cable architecture |
| CN109131361A (en) * | 2018-09-14 | 2019-01-04 | 中铁第四勘察设计院集团有限公司 | A kind of bulb-type intelligence rail is turned back cable architecture |
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| CN109131364A (en) * | 2018-09-21 | 2019-01-04 | 中铁第四勘察设计院集团有限公司 | A kind of intelligence gauge lines structural system |
| CN109131364B (en) * | 2018-09-21 | 2023-09-26 | 中铁第四勘察设计院集团有限公司 | Intelligent track line structure system |
| CN109339108A (en) * | 2018-10-26 | 2019-02-15 | 中铁第四勘察设计院集团有限公司 | A kind of section of track well system based on subway station list branch-cut bridge |
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