CN110468650A - A kind of ground structure section of bridge tunnel transition - Google Patents
A kind of ground structure section of bridge tunnel transition Download PDFInfo
- Publication number
- CN110468650A CN110468650A CN201910726935.0A CN201910726935A CN110468650A CN 110468650 A CN110468650 A CN 110468650A CN 201910726935 A CN201910726935 A CN 201910726935A CN 110468650 A CN110468650 A CN 110468650A
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- plate
- ballast bed
- bed structure
- bottom plate
- side wall
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- 230000007704 transition Effects 0.000 title claims abstract description 13
- 238000005192 partition Methods 0.000 claims abstract description 25
- 238000010276 construction Methods 0.000 claims abstract description 19
- 239000007787 solid Substances 0.000 claims abstract description 17
- 230000004888 barrier function Effects 0.000 claims description 6
- 208000002925 dental caries Diseases 0.000 claims description 4
- 230000009194 climbing Effects 0.000 description 5
- 238000000034 method Methods 0.000 description 3
- 239000002131 composite material Substances 0.000 description 2
- 238000010586 diagram Methods 0.000 description 2
- 230000000694 effects Effects 0.000 description 2
- 230000006872 improvement Effects 0.000 description 2
- 230000002411 adverse Effects 0.000 description 1
- 230000009286 beneficial effect Effects 0.000 description 1
- 230000003139 buffering effect Effects 0.000 description 1
- 230000007547 defect Effects 0.000 description 1
- 230000007613 environmental effect Effects 0.000 description 1
- 238000007689 inspection Methods 0.000 description 1
- 238000009434 installation Methods 0.000 description 1
- 238000012423 maintenance Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 230000008569 process Effects 0.000 description 1
- 230000001681 protective effect Effects 0.000 description 1
- 230000008439 repair process Effects 0.000 description 1
- 239000013049 sediment Substances 0.000 description 1
- 238000006467 substitution reaction Methods 0.000 description 1
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 description 1
Classifications
-
- E—FIXED CONSTRUCTIONS
- E01—CONSTRUCTION OF ROADS, RAILWAYS, OR BRIDGES
- E01B—PERMANENT WAY; PERMANENT-WAY TOOLS; MACHINES FOR MAKING RAILWAYS OF ALL KINDS
- E01B3/00—Transverse or longitudinal sleepers; Other means resting directly on the ballastway for supporting rails
-
- E—FIXED CONSTRUCTIONS
- E01—CONSTRUCTION OF ROADS, RAILWAYS, OR BRIDGES
- E01C—CONSTRUCTION OF, OR SURFACES FOR, ROADS, SPORTS GROUNDS, OR THE LIKE; MACHINES OR AUXILIARY TOOLS FOR CONSTRUCTION OR REPAIR
- E01C11/00—Details of pavings
- E01C11/02—Arrangement or construction of joints; Methods of making joints; Packing for joints
- E01C11/04—Arrangement or construction of joints; Methods of making joints; Packing for joints for cement concrete paving
- E01C11/14—Dowel assembly ; Design or construction of reinforcements in the area of joints
-
- E—FIXED CONSTRUCTIONS
- E01—CONSTRUCTION OF ROADS, RAILWAYS, OR BRIDGES
- E01C—CONSTRUCTION OF, OR SURFACES FOR, ROADS, SPORTS GROUNDS, OR THE LIKE; MACHINES OR AUXILIARY TOOLS FOR CONSTRUCTION OR REPAIR
- E01C9/00—Special pavings; Pavings for special parts of roads or airfields
- E01C9/06—Pavings adjacent tramways rails ; Pavings comprising railway tracks
Landscapes
- Engineering & Computer Science (AREA)
- Architecture (AREA)
- Civil Engineering (AREA)
- Structural Engineering (AREA)
- Railway Tracks (AREA)
Abstract
The invention discloses a kind of ground structure sections of bridge tunnel transition, including bottom plate, ballast bed structure, headwall and two side walls, the height of the upper surface of ballast bed structure is gradually increased along from tunnel construction sections and overhead section of direction, the upper surface of ballast bed structure is equipped with track, if the maximum value h of track upper surface namely rail level at a distance from bottom platemaxNo more than setting value h1, then ballast bed structure is solid concrete roabed；If the maximum value h of track upper surface namely rail level at a distance from bottom platemaxIt is greater than the set value h1, then ballast bed structure includes solid concrete roabed part, support ballast bed structure plate, plate in mid-board and partition wall, and rail level is from bottom plate set distance h1Position immediately below be vertically arranged mid-board；It supports and is equipped with plate in plain concrete backfill layer and multiple partition walls in ballast bed structure plate, headwall, bottom plate, mid-board and two side wall enclosed spaces.The present invention constructs backfill conveniently, and intensity is high, can satisfy impulse force when train comes out out of ground tunnel to ground structural sections.
Description
Technical field
The invention belongs to railway traffic engineering fields, more particularly, to a kind of ground structure section of bridge tunnel transition.
Background technique
Urban track traffic is the backbone of urban public transport, and with having energy saving, province, freight volume is big, round-the-clock, pollution-free
The features such as (or of low pollution) is again safe, belongs to environmentally protective railway and highway system, is particularly adapted to big and medium-sized cities.The hair of current China economy
Exhibition is very rapid, and people's lives level is greatly improved, and urban track traffic problem becomes what people were primarily upon
One of problem, the planning and construction of urban track traffic are its important cores, it is necessary to scientific and reasonable planning and construction are carried out,
It could preferably ensure that the layout of city rail more standardizes, so that the life and work for people offers convenience
City rail traffic route generally uses subterranean tunnel mode to lay in downtown area, in suburb or has place item
The location of part is laid using overhead mode on the ground, and subterranean tunnel is arranged under road surface comprising secretly bury section and open-mouth section, and underground
Tunnel and on the ground it is overhead between changeover portion generally take roadbed mode, roadbed mode generally uses ballast bed structure type,
Open-mouth section and overhead section are linked together by ballast bed structure, and the bottom of slope of ballast bed structure is arranged gutter and encloses
Wall, roadbed section is big, takes up a large area, and roadbed basement process range is big, landscape effect is poor, influences big, fortune to surrounding enviroment
It is big to seek maintenance difficulties.
Summary of the invention
Aiming at the above defects or improvement requirements of the prior art, the present invention provides a kind of ground structures of bridge tunnel transition
Section, occupied area are small moreover, and being able to satisfy structure sediment requirement.
To achieve the above object, according to one aspect of the present invention, a kind of ground structure section of bridge tunnel transition is provided, is used
In connection tunnel construction sections and overhead section, which includes bottom plate, ballast bed structure, headwall and two side walls, the floor level
Setting, two side walls are vertically arranged on which floor plate and they are parallel to each other, and the lower surface of the bottom plate is provided with more
Root engineering pile, the bottom plate are vertically arranged the headwall close to overhead section one end, which is respectively perpendicular with each side wall
And it is all connected with each side wall, which is arranged on which floor plate, the height edge of the upper surface of the ballast bed structure
Be gradually increased from tunnel construction sections and overhead section of direction, the upper surface of the ballast bed structure is equipped with track, wherein
If the maximum value h of the upper surface namely rail level of the track at a distance from the bottom platemaxNo more than setting value h1, then should
Ballast bed structure is solid concrete roabed, and the ballast bed structure is abutted with headwall close to the side of tunnel construction sections；
If the maximum value h of the upper surface namely rail level of the track at a distance from the bottom platemaxIt is greater than the set value h1, the road Ze Gai
Bed structure includes solid concrete roabed part, support ballast bed structure plate, plate in mid-board and partition wall, and rail level is from bottom plate set distance h1
Position immediately below be vertically arranged the mid-board, the mid-board be respectively perpendicular with each side wall and with it is each described
Side wall is all connected with, which abuts with the mid-board close to the side of tunnel construction sections, the support ballast bed structure plate with should
The track, the top of the mid-board are accepted in side connection and their upper surface of the solid concrete roabed part close to overhead section jointly
End is connect with the support ballast bed structure plate and bottom end is connect with bottom plate, and the top of the headwall and the support ballast bed structure plate are close to high
One end of frame section connects；In addition, being set in the support ballast bed structure plate, headwall, bottom plate, mid-board and two side wall enclosed spaces
Be equipped with plain concrete backfill layer and multiple trapezoidal partition walls in plate, the plain concrete backfill layer be laid on which floor plate, it is described every
Plate is vertically arranged in wall, and plate connects respectively with mid-board, support ballast bed structure plate, headwall and plain concrete backfill layer in the partition wall
It connects, the space between plain concrete backfill layer and the support ballast bed structure plate is separated into multiple skies by plate in these partition walls
Chamber.
Preferably, plate is parallel with each side wall difference in the partition wall.
Preferably, the support ballast bed structure plate is provided with the inspection for facilitating access for cavity in the position for corresponding to the cavity
Repair hole.
Preferably, it is provided with channel on plate in the partition wall, for being connected to two adjacent cavitys.
Preferably, drain hole is provided on the side wall.
It preferably, further include anti-throwing net, awning or sound barrier, which passes through two sides
Wall is accepted jointly.
In general, through the invention it is contemplated above technical scheme is compared with the prior art, can obtain down and show
Beneficial effect: present invention employs the forms of new ground structure section, with the highest point and ground of the rail level of the track of ballast bed structure
Distance relation the structure of ballast bed structure is set, ballast bed structure can be solid concrete roabed, can also be using solid concrete roabed and outstanding
The composite construction that empty ballast covering combines, especially in composite construction, the side less than set distance uses plain concrete
Solid concrete roabed part is formed to be filled, construction backfill is convenient, and intensity is high, can satisfy train just from ground tunnel
It is interior when coming out to the impulse forces of ground structural sections, and be then provided with hanging support ballast bed structure plate in the side for being greater than set distance
And the cavity structure below support ballast bed structure plate, cavity structure can reduce the usage amount of plain concrete and be effectively improved railway roadbed
The settlement issues of structure, and it is also provided with plain concrete backfill layer in the side for being greater than set distance, improve structural strength；
In addition, being also provided with engineering pile on bottom plate, the settlement request of ground structure section can satisfy.
Detailed description of the invention
Fig. 1 is ground structure section connection ground tunnel construction sections and overhead section of structural schematic diagram in the present invention；
Fig. 2, Fig. 3 are the schematic diagram in two different cross sections of ground structure section of the invention respectively.
Specific embodiment
In order to make the objectives, technical solutions, and advantages of the present invention clearer, with reference to the accompanying drawings and embodiments, right
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 the various embodiments of the present invention described below
Not constituting a conflict with each other can be combined with each other.
Referring to Fig.1~Fig. 3, a kind of ground structure section of bridge tunnel transition, as can be seen from Figure 1 the ground structure section is vertical
To extending in left-right direction, which is used to connect overhead section of the tunnel construction sections and right side on the left of the ground structure section,
The ground structure section includes that bottom plate 1, ballast bed structure 2, headwall 3 and two side walls, the two side walls are arranged in front-rear direction, respectively
For front side wall 4 and back side wall 5, the bottom plate 1 is horizontally disposed, the front side wall 4 and back side wall 5 be arranged on the bottom plate 1 and
The two is parallel to each other, and is provided between front side wall 4 and bottom plate 1 and tucks in angle, is also equipped between back side wall 5 and bottom plate 1 and tucks in angle, the bottom
The upper surface of plate 1 is concordant with the ground beside ground structure section and lower surface is provided with more engineering piles 6, and engineering pile 6 can expire
The settlement request of sufficient ground structure section, the bottom plate 1 are vertically arranged the headwall close to overhead section one end, the front end of the headwall 3
It is contacted with front side wall 4 and rear end is contacted with back side wall 5, which is arranged on bottom plate 1, the upper surface of the ballast bed structure 2
Height be gradually increased along direction (from tunnel construction sections to overhead section of direction) from left to right, bottom plate 1, ballast bed structure 2, headwall
3, the shape that front side wall 4 and back side wall 5 are surrounded is in triangular prism shape, is provided with track on the ballast bed structure 2, wherein
As a kind of embodiment, if the maximum value h of the upper surface of the track namely rail level 7 at a distance from the bottom plate 1max
(hmaxThat is the right end of rail level 7 is at a distance from ground in Fig. 1) it is greater than the set value h1, then the ballast bed structure 2 includes solid concrete roabed part
15, plate 10 in support ballast bed structure plate 16, mid-board 8 and partition wall, the rail level is from bottom plate set distance h1Position just under
Side is vertically arranged the mid-board 8, the mid-board 8 and front side wall 4 and back side wall 5 be respectively perpendicular and with front side wall 4 and rear side
Wall 5 is all connected with；The solid concrete roabed part 15 abuts with the left side of the mid-board 8 and is accepted by the bottom plate 1, be the equal of with
Ballast bed structure 2 is separated into solid concrete roabed part 15 and hanging support ballast bed structure plate 16, the support railway roadbed for boundary by mid-board 8
Structural slab 16 is connect with the solid concrete roabed part 15 close to overhead section of side and the rail is accepted in their upper surface jointly
Road, higher integral strength for solid concrete roabed part 15, can bear impulse force when train just comes out from tunnel, the mid-board 8
Top is connect with the support ballast bed structure plate 16 and bottom end is connect with bottom plate 1, the front end of the mid-board 8 contacted with front side wall 4 and
Rear end is contacted with back side wall 5；The top of the headwall 3 is connect with the support ballast bed structure plate 16 close to overhead section one end；
The support ballast bed structure plate 16, bottom plate 1, is set in 5 enclosed space of mid-board 8, front side wall 4 and back side wall headwall 3
It is equipped with plate 10 in plain concrete backfill layer 9 and multiple partition walls, plain concrete backfill layer 9 is laid on the bottom plate 1, each partition wall
Middle plate 10 be vertically arranged and in trapezoidal and trapezoidal partition wall plate 10 four edges respectively with mid-board 8, support railway roadbed knot
Structure plate 16, headwall 3 and plain concrete backfill layer 9 connect, and plate 10 is parallel with each side wall difference in the partition wall；The element is mixed
Space between solidifying earthen backfill layer 9 and the support ballast bed structure plate 16 is separated into a plurality of cavities 11 by plate 10 in these partition walls.
These 11 structures of cavity are to support ballast bed structure 2 by plate 10 in partition wall, use the structure of cavity 11 can be with effectively save element
The usage amount of concrete, but also can prevent from being all made into solid concrete roabed using plain concrete and the settlement issues that generate.This
Outside, the presence of these cavitys 11 is also possible that train enters overhead Duan Qianneng and has a buffering, so that train smooth enters height
Frame section adversely affects and reduces overhead section of service life caused by preventing the vibration overhead section.
Further, the support ballast bed structure plate 16 is provided in the position for corresponding to the cavity 11 facilitates access for cavity
11 manhole 12 is provided with channel 13 on plate 10 in the partition wall, with for being connected to the cavity 11 of adjacent two, with side
Just staff enters in cavity 11 from ballast bed structure 2 and overhauls.
Further, it is provided with drain hole 14 in the front side wall 4 or back side wall 5, the water in cavity 11 can be guided to ground
Outside the structural sections of face.
Further, when only security protection needs, anti-throwing (climbing) net or awning can be set on ground structure side wall；When
When thering is environmental noise limitation to require, sound barrier can be set on ground structure side wall, take into account anti-throwing (climbing) net or awning effect.When
When surrounding landscape is more demanding, landscape requirement can be met in the figuratum component of the plug-in prefabricated band of side wall.The anti-throwing net, rain
Canopy or sound barrier are accepted jointly by the front side wall 4 and back side wall 5.
Working procedure of the invention approximately as:
1) basis from ground construction engineering pile 6, as ground structure section superstructure.
2) above ground level for rail level 7 to be less than h1The place of=3m: first construct bottom plate 1, front side wall 4 and back side wall 5, bottom plate
1 top backfills plain concrete, embedded good anti-throwing (climbing) net or awning built-in fitting at the top of side wall.
3) above ground level for rail level 7 to be not less than h1The place of=3m: successively construct bottom plate 1, front side wall 4 and back side wall 5
Lower part, mid-board 8, plate 10, front side wall 4 and back side wall 5 in partition wall, embedded good anti-throwing (climbing) net of front side wall 4 and the top of back side wall 5 or
Awning built-in fitting.
4) sound barrier or anti-throwing (climbing) net at 5 top of installation front side wall 4 and back side wall, and in front side wall 4 and back side wall 5
The upper plug-in figuratum prefabricated component of band.
In addition, alternatively, if the maximum value h of the upper surface of track namely rail level 7 with a distance from the bottom plate 1max
(hmaxI.e. close overhead section one end of rail level 7 is at a distance from ground) it is not more than setting value h1, then the ballast bed structure 2 is whole
Railway roadbed, and the ballast bed structure 2 is abutted with headwall 3 close to the side of tunnel construction sections, then and there are no more cavitys inside ballast bed structure 2
11, the structures such as plate 10 in mid-board 8 and partition wall.
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, any modifications, equivalent substitutions and improvements made within the spirit and principles of the present invention should all include
Within protection scope of the present invention.
Claims (6)
1. a kind of ground structure section of bridge tunnel transition, for connecting tunnel construction sections and overhead section, which is characterized in that the ground structure section
Including bottom plate, ballast bed structure, headwall and two side walls, floor level setting, two side walls are vertically arranged in the bottom
On plate and they are parallel to each other, and the lower surface of the bottom plate is provided with more engineering piles, and the bottom plate is perpendicular close to overhead section one end
The headwall is directly set, which is respectively perpendicular with each side wall and is all connected with each side wall, the railway roadbed knot
Structure is arranged on which floor plate, and the height of the upper surface of the ballast bed structure is gradually increased along from tunnel construction sections and overhead section of direction,
The upper surface of the ballast bed structure is equipped with track, wherein
If the maximum value h of the upper surface namely rail level of the track at a distance from the bottom platemaxNo more than setting value h1, then the railway roadbed knot
Structure is solid concrete roabed, and the ballast bed structure is abutted with headwall close to the side of tunnel construction sections；
If the maximum value h of the upper surface namely rail level of the track at a distance from the bottom platemaxIt is greater than the set value h1, then the ballast bed structure
Including plate in solid concrete roabed part, support ballast bed structure plate, mid-board and partition wall, rail level is from bottom plate set distance h1Position
Underface be vertically arranged the mid-board, which is respectively perpendicular and equal with each side wall with each side wall
Connection, the solid concrete roabed part are abutted with the mid-board close to the side of tunnel construction sections, the support ballast bed structure plate and the entirety road
The track is accepted in the side connection and their upper surface of bed portions point close to overhead section jointly, the top of the mid-board with should
Support ballast bed structure plate connects and bottom end is connect with bottom plate, and the top of the headwall and the support ballast bed structure plate are close to overhead section
One end connection；In addition, setting is always or usually as specified in the support ballast bed structure plate, headwall, bottom plate, mid-board and two side wall enclosed spaces
Plate in concrete backfill layer and multiple trapezoidal partition walls, the plain concrete backfill layer and are laid on which floor plate, plate in the partition wall
It is vertically arranged, plate is separately connected with mid-board, support ballast bed structure plate, headwall and plain concrete backfill layer in the partition wall, should
Space between plain concrete backfill layer and the support ballast bed structure plate is separated into a plurality of cavities by plate in these partition walls.
2. a kind of ground structure section of bridge tunnel transition according to claim 1, which is characterized in that plate and every in the partition wall
A side wall difference is parallel.
3. a kind of ground structure section of bridge tunnel transition according to claim 1, which is characterized in that the support ballast bed structure
Plate is provided with the manhole for facilitating access for cavity in the position for corresponding to the cavity.
4. a kind of ground structure section of bridge tunnel transition according to claim 1, which is characterized in that set on plate in the partition wall
It is equipped with channel, for being connected to two adjacent cavitys.
5. a kind of ground structure section of bridge tunnel transition according to claim 1, which is characterized in that be provided on the side wall
Drain hole.
6. a kind of ground structure section of bridge tunnel transition according to claim 1, which is characterized in that further include anti-throwing net, rain
Canopy or sound barrier, anti-throwing net, awning or the sound barrier are accepted jointly by two side walls.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201910726935.0A CN110468650A (en) | 2019-08-07 | 2019-08-07 | A kind of ground structure section of bridge tunnel transition |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201910726935.0A CN110468650A (en) | 2019-08-07 | 2019-08-07 | A kind of ground structure section of bridge tunnel transition |
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| Publication Number | Publication Date |
|---|---|
| CN110468650A true CN110468650A (en) | 2019-11-19 |
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ID=68511630
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201910726935.0A Pending CN110468650A (en) | 2019-08-07 | 2019-08-07 | A kind of ground structure section of bridge tunnel transition |
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| CN (1) | CN110468650A (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN112281914A (en) * | 2020-10-16 | 2021-01-29 | 中铁第四勘察设计院集团有限公司 | Transition section structure for connecting underground tunnel entrance and exit with viaduct and construction method |
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| JP2002227101A (en) * | 2001-02-06 | 2002-08-14 | Odakyu Dentetsu Kk | Sleeper-integrated concrete ballast structure for railway line |
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| JP2012026094A (en) * | 2010-07-20 | 2012-02-09 | Railway Technical Research Institute | Method of supporting vehicle track using vertical type sleeper and track position support used in the same |
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| JP2016180205A (en) * | 2015-03-23 | 2016-10-13 | 公益財団法人鉄道総合技術研究所 | Seismic reinforcement structure |
| CN107700299A (en) * | 2017-10-12 | 2018-02-16 | 上海市政工程设计研究总院（集团）有限公司 | A kind of elevated bridge lower floor road structure and its construction method |
| CN210657857U (en) * | 2019-08-07 | 2020-06-02 | 中铁第四勘察设计院集团有限公司 | Ground structure section of bridge tunnel transition |
-
2019
- 2019-08-07 CN CN201910726935.0A patent/CN110468650A/en active Pending
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|---|---|---|---|---|
| JP2002227101A (en) * | 2001-02-06 | 2002-08-14 | Odakyu Dentetsu Kk | Sleeper-integrated concrete ballast structure for railway line |
| CN101634126A (en) * | 2008-07-21 | 2010-01-27 | 马兴华 | Ground-road combined comprehensive tunnel for underground pipeline and trolley bus |
| JP2012026094A (en) * | 2010-07-20 | 2012-02-09 | Railway Technical Research Institute | Method of supporting vehicle track using vertical type sleeper and track position support used in the same |
| JP2016180205A (en) * | 2015-03-23 | 2016-10-13 | 公益財団法人鉄道総合技術研究所 | Seismic reinforcement structure |
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| CN107700299A (en) * | 2017-10-12 | 2018-02-16 | 上海市政工程设计研究总院（集团）有限公司 | A kind of elevated bridge lower floor road structure and its construction method |
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Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
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| CN112281914A (en) * | 2020-10-16 | 2021-01-29 | 中铁第四勘察设计院集团有限公司 | Transition section structure for connecting underground tunnel entrance and exit with viaduct and construction method |
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