CN221218476U - Rail bearing layer station bridge transitional connection system for railway station house - Google Patents
Rail bearing layer station bridge transitional connection system for railway station house Download PDFInfo
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- CN221218476U CN221218476U CN202323245192.6U CN202323245192U CN221218476U CN 221218476 U CN221218476 U CN 221218476U CN 202323245192 U CN202323245192 U CN 202323245192U CN 221218476 U CN221218476 U CN 221218476U
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- 229910000831 Steel Inorganic materials 0.000 claims abstract description 41
- 239000010959 steel Substances 0.000 claims abstract description 41
- 230000007704 transition Effects 0.000 claims abstract description 15
- 238000010276 construction Methods 0.000 claims description 15
- 241000719178 Carangoides ruber Species 0.000 claims description 6
- 230000008878 coupling Effects 0.000 claims description 4
- 238000010168 coupling process Methods 0.000 claims description 4
- 238000005859 coupling reaction Methods 0.000 claims description 4
- 238000003466 welding Methods 0.000 claims description 3
- 229910001294 Reinforcing steel Inorganic materials 0.000 claims description 2
- 239000004540 pour-on Substances 0.000 claims 1
- 238000010008 shearing Methods 0.000 abstract description 3
- 238000012423 maintenance Methods 0.000 abstract description 2
- 238000006073 displacement reaction Methods 0.000 description 3
- 230000009471 action Effects 0.000 description 2
- 230000004075 alteration Effects 0.000 description 1
- 230000009286 beneficial effect Effects 0.000 description 1
- 230000008901 benefit Effects 0.000 description 1
- 230000000295 complement effect Effects 0.000 description 1
- 238000011065 in-situ storage Methods 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 238000004321 preservation Methods 0.000 description 1
- 230000003014 reinforcing effect Effects 0.000 description 1
- 238000006467 substitution reaction Methods 0.000 description 1
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Abstract
The utility model discloses a rail bearing layer bridge transition connection system for a railway station house, wherein a front bridge pier is arranged at the top of a foundation structure, the front bridge pier is fixed at the top of a bridge girder body structure, a bridge building integrated frame column is poured at one side of the front bridge pier and positioned at the top of the foundation structure, a rail bearing layer frame structure girder is erected at the top of the bridge building integrated frame column, a support pier is connected at the top of the rail bearing layer frame structure girder, an anti-seismic support is arranged at the head of the support pier, and a support embedded steel plate is arranged on the anti-seismic support. The transition connection system and the structure system can effectively reduce the relative transverse deformation of the beam ends, avoid shearing damage to the rails and influence the safety operation of railways, locally reduce the frame structure of the rail bearing layer in the transition zone, reserve the overhaul and replacement space of the support at the lower part of the access board, and facilitate the subsequent maintenance work while meeting the operation requirement of trains.
Description
Technical Field
The utility model relates to the technical field of civil engineering, in particular to a rail bearing layer station bridge transition connection system for a railway station house.
Background
With the economic development, gao Tiejian in recent decades of China has a qualitative leap. By 2020, the operating mileage of the high-speed railways in China reaches 3.79 ten thousand kilometers, and the number of the high-speed railways exceeds 500. The construction development of the high-speed rail and the development of the city complement each other, as the pace of urban construction is continuously accelerated, urban land resources are more and more tensioned, in order to save and integrate the urban land resources, part of large and medium-sized station houses and yards adopt overhead forms, take full advantage of off-line space, and arrange railway equipment houses, parking lots, even waiting rooms and the like. In order to enable an off-line space to obtain a better heat-preservation, waterproof and comfortable use space, a middle overhead station supporting rail layer often adopts a frame structure with good integrity and combined with a bridge, and station supporting rail layers with low requirements on use space at the lower parts of two sides adopt a conventional bridge structure.
According to the 7.3.3 th section of 'the high-speed railway design specification' TB10621-2014 ', the transverse relative displacement of the steel rail fulcrums on two sides of the adjacent beam ends of the ballastless track bridge is not more than 1 mm'. The ballastless track has higher requirements on the transverse deformation of the bridge end part. However, two different structural systems of a bridge structure and a frame structure are respectively adopted for the bearing rail layer, under the action of temperature, the vertical deformation of the vertical rail of the bridge structure is small, the vertical deformation of the vertical rail of the frame structure of the bridge construction is large, and the relative transverse deformation of the joint of the two structures is difficult to meet the specification requirement. And secondly, under the action of temperature, the steel rail at the joint is easy to shear and damage due to overlarge relative transverse deformation, and the safety operation of the train is greatly influenced.
Therefore, the patent discloses a supporting rail layer station bridge transition connection system capable of coordinating and effectively reducing relative deformation of two different structure connection positions, and the technical problems can be effectively solved.
Disclosure of utility model
The utility model aims to provide a rail bearing layer station bridge transition connection system for a railway station house, which aims to solve the problems that the transition joint of the rail bearing layer station bridge of the prior large-sized high-speed rail station house is excessively deformed relatively, so that rail shearing damage is easily caused, and the safety operation of a railway is influenced.
In order to achieve the above purpose, the present utility model provides the following technical solutions: a rail bearing landing bridge transition connection system for a rail station building, comprising: the bridge comprises a foundation structure, a bridge pier before a station, a bridge construction integrated frame column, a rail bearing layer frame structure beam, a rail bearing layer frame structure plate and a bridge beam body structure, wherein a support buttress, an anti-seismic support, a support embedded steel plate, a rotatable access plate and a bridge baffle are arranged on the top of the foundation structure, the bridge beam body structure is supported on the top of the bridge pier before the station, the bridge construction integrated frame column is poured on one side of the bridge pier before the station and is positioned on the top of the foundation structure, the rail bearing layer frame structure beam is erected on the top of the bridge construction integrated frame column, the support buttress is connected to the top of the rail bearing layer frame structure beam, the support embedded steel plate is arranged on the upper portion of the support embedded steel plate, the anti-seismic support is provided with the rotatable access plate, and the bridge baffle is poured on the end of the rotatable access plate on the bridge beam body structure.
Preferably, the rail bearing layer frame structure beam further comprises a rail bearing layer frame structure plate, and the rail bearing layer frame structure plate is poured on the top of the rail bearing layer frame structure beam.
Preferably, the support pier is internally provided with reinforcing steel bars.
Preferably, the surface of the support pre-buried steel plate is provided with a steel bar jack, the steel bar jack in the support pre-buried steel plate is welded with the steel bar on the support buttress, and the welded joint of the support pre-buried steel plate and the steel bar on the support buttress is subjected to plug welding and grinding.
Preferably, a bridge transition connection structure system for a rail bearing layer of a bridge construction integrated structure of a railway station house comprises the following steps:
The first step: determining the form of a combined bearing platform foundation of a rail bearing layer bridge and a frame column foundation of 'bridge building in one' according to the geological survey data, and implementing a foundation structure;
and a second step of: determining bridge pier of the bridge structure in front of the station, the structural size of the beam body and the elevation of the surface of the beam slab;
And a third step of: determining the sections and the arrangement of a rail bearing layer frame structure beam, a rail bearing layer frame structure plate and a bridge construction integrated frame column, separating a bridge construction integrated frame from a bridge setting seam, and meeting the minimum width requirement of the specification;
Fourth step: determining the length and thickness of the rotatable access board according to the calculation requirement, wherein the rotatable access board is embedded with a support embedded steel plate and is connected with a lower support buttress or the support embedded steel plate;
fifth step: determining the local landing plate and elevation of the rotatable landing plate range according to the length, thickness and track bearing layer frame arrangement of the rotatable landing plate;
Sixth step: determining the sizes of a support pier and a support embedded steel plate according to calculation, embedding support pier steel bars into a bearing rail layer beam plate, directly connecting with a bearing rail layer structure, and arranging a support embedded steel plate embedded part at the upper part of the support pier;
Seventh step: according to load requirements, selecting a grounding plate anti-seismic support, and burying anti-seismic supports in the middle parts of the front support pier and the rear support pier;
eighth step: pouring or installing a rotatable access board above the support;
Ninth step: and pouring a bridge baffle on the bridge girder body at the end part of the rotatable butt strap.
Compared with the prior art, the utility model has the beneficial effects that:
1. The transition connection system and the structure system can effectively reduce the relative transverse deformation of the beam ends, and avoid the shearing damage of the rails and the influence on the railway safety operation.
2. The structure of the utility model locally reduces the frame structure of the bearing rail layer in the transition area, reserves the overhauling and replacing space of the support at the lower part of the access board, and facilitates the subsequent maintenance work while meeting the operation requirement of the train.
Drawings
FIG. 1 is a schematic plan view of a transition zone of a landing bridge of a track bearing layer of the present utility model;
FIG. 2 is a schematic cross-sectional view of a bridge transition area of a track-bearing landing stage according to the present utility model;
FIG. 3 is a schematic cross-sectional view of the connection of the butt strap and the support of the present utility model;
FIG. 4 is a schematic view of the connection of the buttress to the track layer of the present utility model;
FIG. 5 is a schematic view of a buried support plate according to the present utility model.
In the figure: 1. a base structure; 2. a bridge pier stands in front of the bridge; 3. building a bridge into a frame column; 4. a rail bearing layer frame structure beam; 41. a rail bearing layer frame structure plate; 5. bridge girder structure; 6. a support pier; 7. an anti-seismic support; 8. embedding a steel plate into the support; 9. a rotatable strap; 10. bridge baffle.
Detailed Description
The following description of the embodiments of the present utility model will be made clearly and completely with reference to the accompanying drawings, in which it is apparent that the embodiments described are only some embodiments of the present utility model, but not all embodiments. All other embodiments, which can be made by those skilled in the art based on the embodiments of the utility model without making any inventive effort, are intended to be within the scope of the utility model.
Referring to fig. 1-5, the present utility model provides a technical solution: a rail bearing landing bridge transition connection system for a railway station building and a structural system thereof, comprising: the foundation structure 1, bridge pier 2 before the station, build bridge unification frame post 3, hold rail layer frame structure roof beam 4, hold rail layer frame structure board 41, bridge beam body structure 5, support buttress 6, antidetonation support 7, support pre-buried steel sheet 8, rotatable access board 9, bridge fender platform 10, the top of foundation structure 1 is provided with bridge pier 2 before the station, bridge beam body structure 5 is fixed at bridge pier 2 before the station's top, bridge pier 2 before the station one side and be located foundation structure 1's top and pour bridge unification frame post 3 of building, it has set up and holds rail layer frame structure roof beam 4 to build bridge unification frame post 3's top, foundation structure 1, bridge pier 2 before the station, bridge beam body before the station, frame structure post, structural beam and board are as main bearing structure system, arrange the track support system on this bearing system basis. The top of the rail bearing layer frame structure beam 4 is connected with a support pier 6, a support embedded steel plate 8 is placed at the top of the support pier 6, the embedded plate 8 and the support pier 6 are used as supporting members of an anti-seismic ball-seeking support 7, the anti-seismic support 7 is installed on the upper portion of the embedded steel plate 8, the anti-seismic support 7 has a rotation function, longitudinal displacement and transverse displacement are limited at the same time, a rotatable access plate 9 is arranged on the anti-seismic support 7, the rotatable access plate 9 can be cast-in-place or assembled, the transverse deformation of the rail bearing layer frame structure can be effectively unloaded, the transverse deformation difference of a bridge and the frame structure in front of a station is controlled within a standard allowable range, a bridge baffle 10 is poured at the end part of the bridge body in front of the station, which is lapped with the rotatable access plate 9, and the bridge abutment 10 plays a role of a rail-following limiting device.
The rail bearing layer frame structure beam 4 further comprises a rail bearing layer frame structure plate 41, and the rail bearing layer frame structure plate 41 is cast-in-situ on the top of the rail bearing layer frame structure beam 4.
The inside of the support pier 6 is equipped with reinforcing bars.
The surface of the support pre-buried steel plate 8 is provided with a steel bar jack, the steel bar jack in the support pre-buried steel plate 8 is welded with the steel bar on the support buttress 6, and the welded joint of the support pre-buried steel plate 8 and the steel bar on the support buttress 6 is subjected to plug welding and grinding.
A hold rail layer station bridge transitional coupling system for railway station room, the work progress is as follows:
The first step: determining the form of a combined bearing platform foundation of a rail bearing layer bridge and a frame column foundation of 'bridge construction in one' according to the geological survey data, and implementing a foundation structure 1;
And a second step of: determining the sizes of bridge piers 2, beam body structures 5 and the elevation of the beam slab surface of the bridge structure in front of the station;
And a third step of: determining the sections and the arrangement of the rail bearing layer frame structure beams 4, the rail bearing layer frame structure plates 41 and the bridge construction integrated frame columns 3, separating the bridge construction integrated frame from a bridge setting seam, and meeting the minimum width requirement of the specification;
Fourth step: according to the calculation requirement, determining the length and thickness of the rotatable connection strap 9, wherein the rotatable connection strap 9 is embedded with a support embedded steel plate 8 and is connected with the lower support buttress 6 or the support embedded steel plate 8;
Fifth step: determining the range local descending plate and elevation of the rotatable access plate 9 according to the length, thickness and track bearing layer frame arrangement of the rotatable access plate 9;
Sixth step: determining the sizes of a support buttress 6 and a support embedded steel plate 8 according to calculation, embedding buttress steel bars into a bearing rail layer beam plate, directly connecting with a bearing rail layer structure, and arranging a support embedded steel plate 8 embedded part at the upper part of the support buttress 6;
Seventh step: according to the load requirement, selecting a grounding plate anti-seismic support 7, and burying the anti-seismic support 7 in the middle of the front support pier 6 and the rear support pier 6;
Eighth step: a rotatable access plate 9 is poured or installed above the support;
Ninth step: and pouring a bridge baffle 10 on the bridge girder body at the end part of the rotatable access plate 9.
Although embodiments of the present utility model have been shown and described, it will be understood by those skilled in the art that various changes, modifications, substitutions and alterations can be made therein without departing from the principles and spirit of the utility model, the scope of which is defined in the appended claims and their equivalents.
Claims (4)
1. A rail bearing landing bridge transition connection system for a rail station building, comprising: foundation structure (1), bridge pier before standing (2), build bridge unification frame post (3), hold rail layer frame construction roof beam (4), hold rail layer frame construction board (41), bridge beam body structure (5), support buttress (6), antidetonation support (7), support pre-buried steel sheet (8), rotatable strap (9), bridge fender platform (10), its characterized in that: the utility model discloses a bridge construction bridge, including foundation structure (1), support pier (6), support pier (8) have been placed at the head of support pier (6), anti-seismic support (7) are installed at support pier (8) top, rotatable strap (9) have been buried in anti-seismic support (7), bridge fender platform (10) have been pour on the bridge girder body of foundation structure (1) and be located the tip of rotatable strap (9) on the top of foundation structure (1) and have been built in the top of building bridge unification frame (3).
2. A rail bearing landing bridge transitional coupling system for a rail station building according to claim 1, wherein: the rail bearing layer frame structure beam (4) further comprises a rail bearing layer frame structure plate (41), and the rail bearing layer frame structure plate (41) is poured at the top of the rail bearing layer frame structure beam (4).
3. A rail bearing landing bridge transitional coupling system for a rail station building according to claim 1, wherein: the inside of the support buttress (6) is provided with reinforcing steel bars.
4. A rail bearing landing bridge transitional coupling system for a rail station building according to claim 1, wherein: the surface of the support embedded steel plate (8) is provided with a steel bar jack, the steel bar jack in the support embedded steel plate (8) is welded with the steel bar on the support buttress (6), and the welded joint of the support embedded steel plate (8) and the support buttress (6) is subjected to plug welding and grinding.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202323245192.6U CN221218476U (en) | 2023-11-30 | 2023-11-30 | Rail bearing layer station bridge transitional connection system for railway station house |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202323245192.6U CN221218476U (en) | 2023-11-30 | 2023-11-30 | Rail bearing layer station bridge transitional connection system for railway station house |
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| Publication Number | Publication Date |
|---|---|
| CN221218476U true CN221218476U (en) | 2024-06-25 |
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202323245192.6U Active CN221218476U (en) | 2023-11-30 | 2023-11-30 | Rail bearing layer station bridge transitional connection system for railway station house |
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| Country | Link |
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| CN (1) | CN221218476U (en) |
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2023
- 2023-11-30 CN CN202323245192.6U patent/CN221218476U/en active Active
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