CN103938534B - Elevated rail hands over the integrated bridge structure in station and its application process - Google Patents
Elevated rail hands over the integrated bridge structure in station and its application process Download PDFInfo
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- CN103938534B CN103938534B CN201410197493.2A CN201410197493A CN103938534B CN 103938534 B CN103938534 B CN 103938534B CN 201410197493 A CN201410197493 A CN 201410197493A CN 103938534 B CN103938534 B CN 103938534B
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Abstract
The present invention relates to bridge construction field, and in particular to elevated rail hands over the integrated bridge structure in station and its application process, it is characterised in that：The track girder at the elevated rail traffic station is structure as a whole with platform support beam, and as described box beam, its middle orbit is fixedly supported to the outside of the box beam, and platform is fixedly supported to the inner side of the box beam.It is an advantage of the invention that：It is small to the influence during the destruction and operation of former station Landscape Form or even without influence；The Bridge Landscape of duration, smaller to the former landscape impact in periphery in appearance；Former station exterior wall can be removed again after structure construction is finished, unified finishing is carried out；It is stable to the supporting effect of platform beams and track girder；Construction investment has been saved, difficulty of construction has been reduced, shortens construction period.
Description
Technical field
The present invention relates to bridge construction field, and in particular to elevated rail hands over the integrated bridge structure in station and its application side
Method.
Background technology
At present, conventional elevated rail traffic station platform is typically set up in work China Democratic National Construction Association frame structure, another using separation
Formula beam comes supporting track, or the work China Democratic National Construction Association frame structure unified using platform and track bridge construction, and constructs all to be cast-in-place.
Due to the operation needs of the track traffics such as passenger flow, the Hui Ku that drops off the guests, transfer, side formula station typically now can not be met
Above-mentioned requirements are, it is necessary to be transformed into double-island type station；And when being transformed into double-island type station, side platform can not meet station platform
Width requirement, destruction, influence original using the transformation method of conventional work China Democratic National Construction Association frame structure easily on former station Landscape Form
Run at station.
The content of the invention
The purpose of the present invention is that there is provided the integrated bridge structure in elevated rail friendship station according to above-mentioned the deficiencies in the prior art
And its application process, track and platform be supported in box beam by the bridge structure jointly, i.e., track girder and platform beams are closed into two is
One integrated bridge structure, structure is more succinct, and landscape more preferably, while having saved construction investment, reduces construction procedure；Should
When bridge structure is applied to side formula elevated rail traffic station reconstruction into the construction at double-island type elevated rail traffic station, tool
There is the characteristics of low, big to the generation of the former station landscape influence of the influence runed building up station is small.
The object of the invention is realized and completed by following technical scheme：
A kind of elevated rail hands over the integrated bridge structure in station, and the bridge structure is by column and the box beam being supported on column
Constitute, it is characterised in that：The track girder at the elevated rail traffic station is structure as a whole with platform support beam, as described case
Beam, its middle orbit is fixedly supported to the outside of the box beam, and platform is fixedly supported to the inner side of the box beam.
The box beam is connected by embedded bar in structure with the track, the platform structure.
The platform, which is used, is provided with pre-embedded steel slab in steel construction, the box beam, the platform is fixedly welded on described pre-
Bury steel plate.
It is a kind of to be related to the application process that any of the above-described elevated rail hands over the integrated bridge structure in station, it is characterised in that：Institute
Bridge structure is stated to be applied to existing side formula elevated rail traffic station reconstruction changing into double-island type elevated rail traffic station
Make in construction, at least comprise the following steps：
Constructed outside the operational railway both sides at existing side formula elevated rail traffic station the column and the case
Beam, the column reinforcing bar or pre-embedded steel slab of the pre-buried platform in the box beam；
Facing the column that the platform is poured at the box beam in face, platform slab with the operational railway, or described
Platform described in direct welded steel structure at pre-embedded steel slab；
In the outside construction track of the box beam.
The platform is connected with the operation space in the existing side formula rail traffic station.
Expansion joint is vertically arranged with the platform of the platform adjacent surface of the existing side formula rail traffic station, both
Even it is integral by expansion joint.
It is an advantage of the invention that：It is small to the influence during the destruction and operation of former station Landscape Form or even without influence；Outside
The Bridge Landscape of duration in sight is smaller to the former landscape impact in periphery；Can again it be removed outside former station after structure construction is finished
Wall, carries out unified finishing；It is stable to the supporting effect of platform beams and track girder；Save construction investment, reduce construction hardly possible
Spend, shorten construction period.
Brief description of the drawings
Fig. 1 is the structure section schematic diagram of the present invention.
Embodiment
Feature of present invention and other correlated characteristics are described in further detail by embodiment below in conjunction with accompanying drawing, so as to
In the understanding of technical staff of the same trade：
As shown in figure 1, mark 1-8 is respectively in figure：It is existing side formula elevated rail traffic station 1, existing platform 2, existing
Track 3, existing operation space 4, platform 5, track 6, box beam 7, column 8.
Embodiment：As shown in figure 1, elevated rail traffic station platform, the bridge knot of track girder unification in the present embodiment
Structure includes box beam 7 and column 8, and box beam 7 is fixedly attached to the top surface of column 8；Station platform, track girder unification refer to the height
The track girder of mounted track traffic station is structure as a whole as box beam 7 with platform support beam.Track is fixedly installed in the outside of box beam 7
6, support platform 5 is fixed in inner side, and platform 5 and track 6 are all rigidly connected in the top surface of box beam 7.As described above, so the present embodiment
In box beam 7 both as the platform beams of supporting station platform 5, while again as the track girder of supporting track 6, both unify, and make
Obtain supporting structure more succinct, landscape more preferably, while having saved construction investment, reduces construction procedure.
The top of box beam 7 is connected by the outside embedded bar in its girder construction and track 6.When platform 5
Using concreting platform structure when, embedded bar can be located on the inside of the girder construction of box beam 7 being connected with platform 5
It is fixed；And when platform 5 is using steel construction, pre-embedded steel slab just can be set in box beam 7, and platform 5 is fixedly welded on pre-buried
Steel plate.
Bridge structure in the present embodiment is applied to side formula elevated rail traffic station reconstruction into double-island type elevated rail
When in the construction of road traffic station, following application and construction step is specifically included：
1st, construction column 8 and box beam 7 outside the existing both sides of side formula elevated rail traffic station 1, box beam 7 can be using existing
Pour or prefabrication, the method for on-site hoisting are arranged on column 8.It is embedded with the top surface of box beam 7 to vertical with platform 5
Embedded bar or pre-embedded steel slab that post is connected.
2nd, box beam 7 close to the side of existing platform 2 by the platform column of the cast-in-place platform 5 of embedded bar in box beam 7,
The steel construction of platform 5 is now welded at platform slab or pre-embedded steel slab in box beam 7, wherein platform column and pre-embedded steel slab is mutually solid
Fixed, platform slab is fixed on platform column.Platform 5 is constituted with existing operation space 4 and connected, so that passenger passes in and out.Platform 5 with both
Have and be provided with expansion joint at the adjacent surface longitudinal direction of platform 2, both are even integral by expansion joint, non-interference same with both
When again in the same level；So, the relative position of platform 5 and existing platform 2, convenient construction can accurately be ensured.
3rd, the construction of track 6 is carried out in the outside of box beam 7.
4th, other accessory structure of bridge such as construction top surface waterproof layer of box beam 7.
5th, platform 5 and the unified of existing platform 2 are fitted up.
The present embodiment is in the specific implementation：It is as shown in Figure 1 because platform 5 and track 6 are in the top surface of box beam 7 in order to solve
The unbalance loading problem of box beam 7 caused by position is asymmetric, can be by first calculating the lateral stressed of box beam 7, then further in accordance with calculated value
The measures such as adjusting tank beam slab thickness, arrangement of reinforcement ensure the structure safety of box beam 7；Meanwhile, the position for changing the bearing of supporting track 6 is protected
Demonstrate,prove the stability of box beam 7.
During the shared bridge structure united two into one based on track girder and platform beams, still handed over using existing side formula aerial conveyor
Be open to traffic station 1 elevator（It is contained in existing operation space 4）, without considering that elevator and subway concourse space facilitate structure when transforming to set
Meter；Space is used as subway concourse part expansion space between column 8.Column 8 still uses Single column pier, and structure is more succinct,
Landscape is more preferable.
Platform 5 can use the steel construction with H profile steel column, and H profile steel column is welded on to the pre-buried steel at the top of box beam 7
On plate, construction is greatly simplified, the influence to operation is reduced to greatest extent.
With respect to basic negligible amounts of multicolumn work China Democratic National Construction Association way and larger with former station spacing, be related in the present embodiment by side
The construction at formula elevated rail traffic station reconstruction into double-island type elevated rail traffic station can be after bridge structure construction be finished
Former station exterior wall is removed again, is carried out unified finishing, is minimized the Influence to operation of building up station.
Claims (5)
1. a kind of elevated rail hands over the integrated bridge structure in station, the bridge structure is by column and the box beam structure being supported on column
Into, it is characterised in that：The track girder at the elevated rail traffic station is structure as a whole with platform support beam, as described case
Beam, its middle orbit is fixedly supported to the outside of the box beam, and platform is fixedly supported to the inner side of the box beam, the track and institute
State platform and constitute unbalance loading structure, the box beam is connected by embedded bar in structure with the track, the platform structure.
2. a kind of elevated rail according to claim 1 hands over the integrated bridge structure in station, it is characterised in that：The platform is adopted
With steel construction, pre-embedded steel slab is provided with the box beam, the platform is fixedly welded on the pre-embedded steel slab.
3. a kind of be related to the application process that any described elevated rail in claim 1-2 hands over the integrated bridge structure in station, its
It is characterised by：The bridge structure is applied to hand over existing side formula elevated rail traffic station reconstruction into double-island type aerial conveyor
It is open to traffic in the rebuilding construction at station, at least comprises the following steps：
Constructed outside the operational railway both sides at existing side formula elevated rail traffic station the column and the box beam,
The column reinforcing bar or pre-embedded steel slab of the pre-buried platform in the box beam；
Facing the column that the platform is poured at the box beam in face, platform slab with the operational railway, or described pre-buried
Platform described in direct welded steel structure at steel plate；
In the outside construction track of the box beam.
4. a kind of elevated rail according to claim 3 hands over the application process of the integrated bridge structure in station, it is characterised in that：
The platform is connected with the operation space in the existing side formula rail traffic station.
5. a kind of elevated rail according to claim 4 hands over the application process of the integrated bridge structure in station, it is characterised in that：
Expansion joint is vertically arranged with the platform of the platform adjacent surface of the existing side formula rail traffic station, both pass through flexible
Seam is even integral.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
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| CN201410197493.2A CN103938534B (en) | 2014-05-12 | 2014-05-12 | Elevated rail hands over the integrated bridge structure in station and its application process |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
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| CN201410197493.2A CN103938534B (en) | 2014-05-12 | 2014-05-12 | Elevated rail hands over the integrated bridge structure in station and its application process |
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| Publication Number | Publication Date |
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| CN103938534A CN103938534A (en) | 2014-07-23 |
| CN103938534B true CN103938534B (en) | 2017-09-22 |
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| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN104477170A (en) * | 2014-12-19 | 2015-04-01 | 湖北工业大学 | Standard bridge type elevated station |
| CN106004885B (en) * | 2016-07-22 | 2018-04-06 | 中国铁路设计集团有限公司 | Light rail assembled overhead station for highly seismic region |
| CN108265616A (en) * | 2018-03-26 | 2018-07-10 | 上海市城市建设设计研究总院（集团）有限公司 | Piping lane builds structure jointly with overhead |
| CN108678438A (en) * | 2018-07-12 | 2018-10-19 | 中铁四院集团西南勘察设计有限公司 | Overhead station |
| CN110117932B (en) * | 2019-05-15 | 2024-04-12 | 长江勘测规划设计研究有限责任公司 | Bridge construction separation reserved overhead station structure and construction method |
| CN112660163B (en) * | 2019-10-16 | 2023-05-16 | 无锡市轨道建设设计咨询有限公司 | Double-track traffic line shared vehicle section wiring form and double-island platform thereof |
| CN111472254A (en) * | 2020-04-29 | 2020-07-31 | 中铁二院工程集团有限责任公司 | Bridge loading station structure of deck type railway steel truss arch bridge |
| CN112610244B (en) * | 2020-12-10 | 2023-04-07 | 中铁五局集团建筑工程有限责任公司 | Prefabricated part for expanding existing elevated operation subway station platform and installation method thereof |
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| CN201534964U (en) * | 2009-07-28 | 2010-07-28 | 中铁第四勘察设计院集团有限公司 | Structural style of elevated station for urban light rail and quick bus system |
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| FR2653459B1 (en) * | 1989-10-24 | 1992-01-17 | Muller International Jean | STATION ON A RAILWAY LINE OR OTHER LOCATED ON A VIADUCT. |
| CN101200872B (en) * | 2007-12-14 | 2012-11-14 | 上海市隧道工程轨道交通设计研究院 | Bottom bearing box beam for rail traffic station |
| CN201989791U (en) * | 2011-01-07 | 2011-09-28 | 重庆中设工程设计有限公司 | Support system based on combination of track traffic elevated station tracks and platform beams |
| CN202483205U (en) * | 2012-03-21 | 2012-10-10 | 中铁上海设计院集团有限公司 | Station room interior bridge girder layout structure for reconstruction and expansion of elevated subway station |
| CN203834337U (en) * | 2014-05-12 | 2014-09-17 | 上海市隧道工程轨道交通设计研究院 | Elevated rail traffic station integrated bridge structure |
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| Publication number | Priority date | Publication date | Assignee | Title |
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| CN201534964U (en) * | 2009-07-28 | 2010-07-28 | 中铁第四勘察设计院集团有限公司 | Structural style of elevated station for urban light rail and quick bus system |
| CN202481080U (en) * | 2012-03-21 | 2012-10-10 | 中铁上海设计院集团有限公司 | Bridge arrangement structure at position of station house and for alteration expansion of elevated subway station |
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| CN103938534A (en) | 2014-07-23 |
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