CN208630595U - A kind of track circuit structure of reserved branch line condition - Google Patents
A kind of track circuit structure of reserved branch line condition Download PDFInfo
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- CN208630595U CN208630595U CN201821207279.0U CN201821207279U CN208630595U CN 208630595 U CN208630595 U CN 208630595U CN 201821207279 U CN201821207279 U CN 201821207279U CN 208630595 U CN208630595 U CN 208630595U
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Abstract
The utility model discloses a kind of track circuit structures of reserved branch line condition, first platform and the second platform, the first mainline track and the second mainline track are staggered, and form the structure type that the first platform is between the first mainline track and the second mainline track, the first mainline track is between the first platform and the second platform；Parking trajectory is additionally provided between first mainline track and the first platform, parking trajectory one end is connected with the first mainline track and the second mainline track respectively by track switch, and the other end is to extending to form the first reserved branch line track structure between the first mainline track and the second mainline track.The method of technical solutions of the utility model, it reserves that branch line project amount is big, is easy the case where causing large effect to surrounding enviroment to influence city integrated planning for prior art middle orbit traffic, provides the track circuit structure that branch line condition is reserved in a kind of urban track traffic that can be reduced short-term construction scale, reduce investment risk.
Description
Technical field
The utility model belongs to city rail traffic route design field, and in particular to a kind of track of reserved branch line condition
Line construction.
Background technique
With the fast development in city, urban planning is improved day by day, and rail traffic plays in Urban Traffic Planning development
Increasingly important role, develop pattern also increasingly diversification.Wherein, consider that the branch line of a rail line is pre-
Condition is stayed also more and more frequently to enter the visual field of people.Reserved branch line engineering specifications often by line alignment, surrounding enviroment and
Depending on laid condition, reserved branch line construction condition common at present is disposably to build up four line station of twin islet, and main line route is located at
Outside, branch line route are set to inside, single branch-cut bridge are set before standing, branch-cut bridge is set after standing and is connected to main line route, while branch line route is set
Double crossover and parking turn back line, after branch line route is built up, branch line route and main line route can realize that host and guest flows direction on the same stage
Transfer.In branch line engineering construction, it is contemplated that do not influence main line route normal operation, station and part front and back section need to be recent
One-stage completion, Near Future Project are larger.
As shown in figure 1 in the prior art urban track traffic reserve branch line engineering specifications a schematic diagram, this side
Station is four line station of twin islet in case, and mainline track 4 and mainline track 5 are spaced about 35m, meanwhile, its structure is complicated, uses
Multiple track switches and double crossover etc..Therefore underground or overhead form are either used, project amount is all larger, and right
The coverage on periphery is wider, and Near Future Project investment is larger, is also unfavorable for promoting the development of the society such as economizing type environment-friendly type.Cause
How this, realize the construction item of reserved branch line engineering at a specified future date while reducing construction investment and reducing the influence to surrounding enviroment
Part is a urgent problem needed to be solved.
Utility model content
Aiming at the above defects or improvement requirements of the prior art, the utility model provides a kind of rail of reserved branch line condition
Road line construction at least can partially solve the above problems.The method of technical solutions of the utility model, for prior art
Middle orbit traffic reserves that branch line condition project amount is big, is easy to cause large effect to surrounding enviroment integrally to advise to influence city
The case where drawing provides a kind of reserved branch lines of the urban track traffic that can be reduced short-term construction scale, reduce investment risk
The line arrangement structure of part, to improve designing quality, optimization layout of roads, reduce construction investment, and the following branch line engineering is real
Existing main line railroad embankment is not influenced when applying.
To achieve the above object, according to the one aspect of the utility model, a kind of track of reserved branch line condition is provided
Line construction, including the first platform, the second platform and parallel arrangement of first mainline track and the second mainline track, it is special
Sign is,
First platform and the second platform, the first mainline track and the second mainline track are staggered, and form first stop
Platform between the first mainline track and the second mainline track, the first mainline track is between the first platform and the second platform
Structure type；Parking trajectory is additionally provided between first mainline track and the first platform, described parking trajectory one end is logical
Turnout passing is connected with the first mainline track and the second mainline track respectively, and the other end is to the first mainline track and the second main line rail
Extend to form the second reserved branch line track structure between road, and the second reserved branch trajectory not with the second mainline track phase
It hands over.
One as technical solutions of the utility model preferably further includes the first reserved branch trajectory, and described first is reserved
Branch trajectory is connected with the first mainline track by the first track switch, and not with the second mainline track or the second reserved branch trajectory
Intersection.
One as technical solutions of the utility model preferably further includes single branch-cut bridge, and the list branch-cut bridge is set to the first track switch
Between platform, for realizing switching of the track train on the first mainline track and parking trajectory.
One as technical solutions of the utility model is preferred, and the first reserved branch trajectory and the second reserved branch trajectory are excellent
Select parallel or non-intersecting arrangement.
One as technical solutions of the utility model is preferred, and stop line track length is preferably not less than platform length.
One as technical solutions of the utility model is preferred, and the spacing of the first mainline track and the second mainline track is preferred
20m。
One as technical solutions of the utility model is preferred, the preferred 5m of spacing of the first main line route and stop line.
In general, have the above technical solutions conceived by the present invention are compared with the prior art, with following
Beneficial effect:
1) technical solutions of the utility model, side platform collocation an island platform, replace traditional double-island type platform mode, lead to
The layout pattern for crossing adjustment route and platform had not only been able to satisfy host and guest and has flowed the transfer on the same stage in direction, but also can be reduced station and section
Line spacing, to reduce project scale, reduce investment outlay.Compared to four line station of conventional method one-stage completion twin islet, station structure
Width is decreased to 31.1m by 40.2m, and section max line spacing is decreased to 20m by 35m, effectively reduce project scale, investment and
Influence to surrounding enviroment.
2) method of technical solutions of the utility model, since two an island platforms of script are changed to an an island platform collocation
One side platform, effectively reduces the area split between two main lines route；Two are effectively utilized simultaneously
Reserved branch line route is included between two main lines route by the area between main line route, on the one hand need not be outside main line route
Side is separately laid with branch trajectory, causes the waste of block area, on the other hand effectively raises between two main lines route
The utilization efficiency of area.
3) method of technical solutions of the utility model cooperates track switch and Dan Du by the way that stop line is arranged between two main lines
Line realizes that station is greatly reduced compared to traditional technology in switching of the track train between two main lines track and stop line
Excavation length reduces difficulty of construction, under the premise of guaranteeing that the requirement of the reserved branch line of rail traffic obtains satisfaction, reduces vehicle
The length of the occupied area and laying track stood, improves land utilization efficiency, reduces construction cost.
Detailed description of the invention
Fig. 1 is the line arrangement structure schematic diagram that branch line condition is reserved in urban track traffic in the prior art；
Fig. 2 is the line arrangement structure that branch line condition is reserved in urban track traffic in technical solutions of the utility model embodiment
Schematic diagram.
In all attached drawings, the same appended drawing reference indicates identical structure and part, in which: 1- long term branch trajectory, 2-
Car bumper, 3- car bumper, 4- mainline track, 5- mainline track, 6- car bumper, 7- car bumper, 8- platform, 9- double crossover, 10- stop line,
11- reserves branch trajectory, and 12- reserves branch trajectory, A1~A6- track switch, B1~B6- track switch.
Specific embodiment
In order to make the purpose of the utility model, technical solutions and advantages more clearly understood, below in conjunction with attached drawing and implementation
Example, the present invention will be further described in detail.It should be appreciated that specific embodiment described herein is only used to explain
The utility model is not used to limit the utility model.In addition, institute in the various embodiments of the present invention described below
The technical characteristic being related to can be combined with each other as long as they do not conflict with each other.With reference to embodiment to this
Utility model is further described.
As shown in Fig. 2, the present embodiment near-mid term engineering station is that (i.e. platform 8 is an island at an island side formula station
One side platform of platform collocation), the preferred 6.5m of side platform width, the wide preferred 12m of an island platform.Side platform, main line rail
Road 4, an island platform and mainline track 5 are successively spaced setting, i.e., mainline track 4 is laid between side platform and an island platform,
An island platform is then arranged between mainline track 4 and mainline track 5.Further, it is laid among an island platform and mainline track 4
Having stop line 10, (one end of stop line is reserved branch trajectory 12, and long term extends to form branch trajectory 1, such as dotted line part in Fig. 2
Point).In the present embodiment, stop line 10 and mainline track 4 and mainline track 5 are preferred between each other to be arranged in parallel, and can use up in this way
The distance between mainline track 4 and mainline track 5 may be reduced, to reduce occupied area.On this basis, the second branch line rail
The reserved track at a specified future date 12 (or extension of stop line 10) in road and the spacing of mainline track 4 are preferably not less than 5.0m.Stop line
10 single branch-cut bridge that sets outside platform is connected to mainline track 4, as shown in Figure 2, single branch-cut bridge be by track switch B3, track switch B2 and
What track between the two was realized.Further, it is additionally provided with track switch B1 on the mainline track 4 far from single branch-cut bridge and platform, propped up
Line is separated from mainline track 4 by track switch B1, and to extending to form reserved track 11 between mainline track 4 and mainline track 5,
Car bumper 3 and reserved wider space are set after separating with 4 structure of mainline track, form the reserved branch trajectory 11 of branch trajectory 1 at a specified future date,
As shown in dotted portion in Fig. 2.
Further exist, in the present embodiment, reserved track 11, reserved track 12 are equipped with R-400m curve preferably with as early as possible
Planar separation is carried out with main line structure, car bumper 3, car bumper 2 are set respectively after meeting time phasing condition, to prevent in recent line scan pickup coil side
Safety accident occurs for portion.Preferably, in the present embodiment, outside the platform of the other side, i.e. the side contrary with single branch-cut bridge
Outside platform, stop line 10 is connected with mainline track 4 and mainline track 5 respectively by track switch and track.Specifically, remote
On the outside of platform from single branch-cut bridge, it is two strands of tracks that parking trajectory 10 is divided to by track switch B4, and then this two strands of tracks pass through respectively
Track switch B6 and track switch B5 are connected with mainline track 4 and mainline track 5 so that track train can from mainline track 4 or
Person's mainline track 5 smoothly enters and leaves stop line 10.
On this basis, when further building long term creates branch line engineering, then need to remove car bumper 3, car bumper 2, branch line line
Road is preferred first by -2 ‰ gradient downlink about 200m (by taking 6 marshalling Type B vehicles as an example), then with -28 ‰ gradient downlink with fast
Speed pulls open the vertical spacing with main line route 5, after vertical spacing reaches grade separation condition, under reserved track 11, reserved track 12
Mainline track 5 is worn to extend outwardly.As shown in Fig. 2, the branch line direction train that dotted line represents enters reserved track 12 by branch line at a specified future date
Enter station afterwards, shares an island platform with mainline track 5, enter mainline track 5 after passing through track switch B4, track switch B5 after outbound；It is main
Line direction train enters station by mainline track 4, stops side platform, and outbound rear main line train is run along mainline track 4, branch line
Train enters reserved track 11 by track switch B1, and then enters branch line at a specified future date.
It can be seen that the track circuit structure compared to the prior art in Fig. 1, sheet in Fig. 2 by the comparison of Fig. 1 and Fig. 2
The technical solution of embodiment substantially reduces mainline track 4 with the distance between with mainline track 5, that is, reduces track circuit and account for
With the area in plot.Further, in the prior art, need to be laid with two-way track between two an island platforms to realize reserved branch
The purpose of lines part, that is to say, that two track circuits, and the outside of two an island platforms are equipped between two an island platforms
Also it is equipped with two main lines track.Meanwhile it also being needed between two tracks and two main lines track between an island platform big
The track switch of amount, single branch-cut bridge realize being connected to for route with double crossover, cause to construct upper in the presence of very big difficulty, and constitute zero
Part is excessive, and repair rate and standby redundancy require height, and maintenance cost is high.The reserved branch line scheme of the present embodiment, then subtract significantly
The distance between small two main lines tracks, that is, reduce the area for occupying plot.In addition, standing other than mainline track
It only needs to re-lay a stop line between platform, is aided with single branch-cut bridge and track switch, track train can be realized in different track circuits
Between switching, greatly reduce construction scale and engineering quantity, convenient for construction and maintenance.
As it will be easily appreciated by one skilled in the art that the above is only the preferred embodiment of the utility model only, not
To limit the utility model, any modification made within the spirit and principle of the present invention, equivalent replacement and change
Into etc., it should be included within the scope of protection of this utility model.
Claims (7)
1. a kind of track circuit structure of reserved branch line condition, including the first platform, the second platform and parallel arrangement of first
Mainline track and the second mainline track, which is characterized in that
First platform and the second platform, the first mainline track and the second mainline track are staggered, and form the first platform position
Between the first mainline track and the second mainline track, structure of first mainline track between the first platform and the second platform
Form；Parking trajectory is additionally provided between first mainline track and the first platform, described parking trajectory one end passes through
Trouble is connected with the first mainline track and the second mainline track respectively, the other end to the first mainline track and the second mainline track it
Between extend to form the second reserved branch line track structure, and the second reserved branch trajectory does not intersect with the second mainline track.
2. a kind of track circuit structure of reserved branch line condition according to claim 1, wherein further include the first reserved branch
Trajectory, the first reserved branch trajectory are connected with the first mainline track by the first track switch, and not with the second main line rail
Road or the second reserved branch line traces cross.
3. a kind of track circuit structure of reserved branch line condition according to claim 1 or 2, wherein it further include single branch-cut bridge,
The list branch-cut bridge is set between the first track switch and platform, for realizing track train on the first mainline track and parking trajectory
Switching.
4. a kind of track circuit structure of reserved branch line condition according to claim 1 or 2, wherein described first is reserved
Branch trajectory and the second reserved branch line parallel track or non-intersecting arrangement.
5. a kind of track circuit structure of reserved branch line condition according to claim 1 or 2, wherein the stop line rail
Road length is not less than platform length.
6. a kind of track circuit structure of reserved branch line condition according to claim 1 or 2, wherein first main line
The spacing of track and the second mainline track is 20m.
7. a kind of track circuit structure of reserved branch line condition according to claim 1 or 2, wherein first main line
The spacing of route and stop line is 5m.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201821207279.0U CN208630595U (en) | 2018-07-27 | 2018-07-27 | A kind of track circuit structure of reserved branch line condition |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201821207279.0U CN208630595U (en) | 2018-07-27 | 2018-07-27 | A kind of track circuit structure of reserved branch line condition |
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| Publication Number | Publication Date |
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| CN208630595U true CN208630595U (en) | 2019-03-22 |
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201821207279.0U Active CN208630595U (en) | 2018-07-27 | 2018-07-27 | A kind of track circuit structure of reserved branch line condition |
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Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN108891423A (en) * | 2018-07-27 | 2018-11-27 | 中铁第四勘察设计院集团有限公司 | A kind of track circuit structure of reserved branch line condition |
-
2018
- 2018-07-27 CN CN201821207279.0U patent/CN208630595U/en active Active
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN108891423A (en) * | 2018-07-27 | 2018-11-27 | 中铁第四勘察设计院集团有限公司 | A kind of track circuit structure of reserved branch line condition |
| CN108891423B (en) * | 2018-07-27 | 2024-04-19 | 中铁第四勘察设计院集团有限公司 | Track line structure of reserved branch line condition |
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