CN110258634B - Subway station pipeline relocation device and method - Google Patents
Subway station pipeline relocation device and method Download PDFInfo
- Publication number
- CN110258634B CN110258634B CN201910578181.9A CN201910578181A CN110258634B CN 110258634 B CN110258634 B CN 110258634B CN 201910578181 A CN201910578181 A CN 201910578181A CN 110258634 B CN110258634 B CN 110258634B
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- Prior art keywords
- pipeline
- station
- retaining wall
- roof
- cushion layer
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- 238000000034 method Methods 0.000 title claims abstract description 13
- 239000004567 concrete Substances 0.000 claims abstract description 37
- 238000010276 construction Methods 0.000 claims abstract description 26
- 230000008859 change Effects 0.000 claims abstract description 5
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 claims description 20
- 229910000831 Steel Inorganic materials 0.000 claims description 13
- 239000010959 steel Substances 0.000 claims description 13
- 238000004519 manufacturing process Methods 0.000 claims description 3
- 230000007704 transition Effects 0.000 claims description 3
- 230000005484 gravity Effects 0.000 abstract description 9
- 230000002787 reinforcement Effects 0.000 description 6
- 239000011150 reinforced concrete Substances 0.000 description 3
- 238000010586 diagram Methods 0.000 description 2
- 230000006872 improvement Effects 0.000 description 2
- 238000011065 in-situ storage Methods 0.000 description 2
- 239000010865 sewage Substances 0.000 description 2
- 230000009286 beneficial effect Effects 0.000 description 1
- 230000007547 defect Effects 0.000 description 1
- 238000010030 laminating Methods 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 230000008569 process Effects 0.000 description 1
Classifications
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- E—FIXED CONSTRUCTIONS
- E02—HYDRAULIC ENGINEERING; FOUNDATIONS; SOIL SHIFTING
- E02D—FOUNDATIONS; EXCAVATIONS; EMBANKMENTS; UNDERGROUND OR UNDERWATER STRUCTURES
- E02D29/00—Independent underground or underwater structures; Retaining walls
- E02D29/04—Making large underground spaces, e.g. for underground plants, e.g. stations of underground railways; Construction or layout thereof
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- E—FIXED CONSTRUCTIONS
- E02—HYDRAULIC ENGINEERING; FOUNDATIONS; SOIL SHIFTING
- E02D—FOUNDATIONS; EXCAVATIONS; EMBANKMENTS; UNDERGROUND OR UNDERWATER STRUCTURES
- E02D29/00—Independent underground or underwater structures; Retaining walls
- E02D29/045—Underground structures, e.g. tunnels or galleries, built in the open air or by methods involving disturbance of the ground surface all along the location line; Methods of making them
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- E—FIXED CONSTRUCTIONS
- E02—HYDRAULIC ENGINEERING; FOUNDATIONS; SOIL SHIFTING
- E02D—FOUNDATIONS; EXCAVATIONS; EMBANKMENTS; UNDERGROUND OR UNDERWATER STRUCTURES
- E02D29/00—Independent underground or underwater structures; Retaining walls
- E02D29/10—Tunnels or galleries specially adapted to house conduits, e.g. oil pipe-lines, sewer pipes ; Making conduits in situ, e.g. of concrete ; Casings, i.e. manhole shafts, access or inspection chambers or coverings of boreholes or narrow wells
Abstract
The invention discloses a subway station pipeline relocation device which comprises a supporting upright post (1), an enclosure structure (2), a retaining wall (3) and a station roof (4); the retaining wall (3) is perpendicular to the retaining wall (2) and is arranged on two sides of the station top plate (4) along the pipeline direction, the retaining wall comprises a concrete cushion layer (301) and a retaining wall body (304) perpendicular to the concrete cushion layer (301), the retaining wall body (304) is in joint connection with the retaining wall (2), and a pipe gallery (306) capable of containing a pipeline (5) is formed between the retaining wall body (304) and the concrete cushion layer (301). The invention also discloses a pipeline relocation method. The device can move and change in place once when crossing the station pipeline, solves the problems that gravity flow pipeline cannot pass through, the pipe gallery distance is too small, the top plate concrete pouring quality is affected, and the like, and greatly improves the pipeline moving efficiency and the station construction convenience.
Description
Technical Field
The invention belongs to the technical field of rail transit construction, and particularly relates to a subway station pipeline relocation device and method.
Background
Subway stations are often arranged at intersections in densely populated areas, and pipelines are more and more complicated in arrangement range. In the subway station construction process, pipeline relocation is an important factor restricting station construction progress. At present, common treatment methods for crossing the station pipeline are changed to be outside the station range and protected in situ. The pipeline in-situ protection is to arrange a temporary cover plate in the range of the station and to transfer the pipeline to the cover plate. The method has certain limitation on the change of the gravity flow pipeline and influences the construction quality and progress of the station.
The common treatment method for crossing the station pipeline is changed to the outside of the influence range of the station and the inside of the station for protection. In the protection in the range of the station, as shown in fig. 1 and 2, a common method is to combine the temporary cover plate 3 with the supporting system, and transfer the pipeline to the temporary cover plate 3. The temporary cover plate 3 has limitation on the change of gravity pipelines such as rain and sewage, influences the construction quality and the construction progress of the main body structure of the station to a certain extent, and needs to be returned after the station construction is completed, so that the construction workload is increased, and the construction efficiency and quality are reduced.
Disclosure of Invention
Aiming at the defects or improvement demands of the prior art, the invention provides a subway station pipeline transfer device and a subway station pipeline transfer method, wherein the pipeline is permanently transferred through a pipeline corridor formed by a top plate and a retaining wall which are reversely arranged at a station, so that the problem that a gravity flow pipeline cannot pass through is solved, the problem that the top plate is reversely arranged and is also used as the pipeline corridor, the problems that the concrete pouring quality of the top plate is influenced due to the fact that the distance between the top plate and the traditional pipeline corridor is too small are solved, the pipeline can be transferred in place once when crossing the station, the trouble of secondary transfer of the pipeline is avoided, and the pipeline transfer efficiency and the station construction convenience are greatly improved.
In order to achieve the above object, according to one aspect of the present invention, there is provided a subway station pipeline relocation apparatus including support columns, an enclosure, a retaining wall, and a station roof; wherein,
The supporting upright post is arranged at the bottom of the station roof and used for supporting the station roof;
the building envelope is arranged on two sides of the station roof along the pipeline direction, and the building envelope sinks into the station roof for a distance below the station roof to provide stable support for the retaining wall;
The retaining wall perpendicular to the building envelope locates the both sides of station roof, is the type of falling T structure, including the barricade body that concrete cushion and perpendicular to this concrete cushion set up, the barricade body is connected with building envelope laminating, constitute the piping lane that can hold the pipeline between barricade body and the concrete cushion, realize the permanent change of pipeline.
Further, the retaining wall comprises a top plate arranged at the top of the concrete cushion layer, and the top plate also serves as a station top plate.
Further, a first water drain hole is formed in one end, close to the station roof, of the retaining wall body.
Further, a second water drain hole is formed in the proper position of the top of the retaining wall body.
Further, the first drain hole and the second drain hole are designed with a gradient of 5%, and the gradient faces to the outer side of the pipe gallery.
Further, the concrete cushion layer is internally provided with a top plate steel bar which is reversely arranged.
Further, retaining wall steel bars are arranged in the retaining wall body.
Further, the plurality of support columns are arranged at the bottoms of the two ends of the station roof in a row.
Further, the enclosure structure is a steel sheet pile, a corrugated board structure or other similar structures.
According to another aspect of the present invention, there is provided a subway station pipeline relocation method, implemented by using the subway station pipeline relocation apparatus, comprising the steps of:
S1: excavating a pipeline relocation line to finish construction of the support upright post and the enclosure structure;
S2: constructing a top plate of the station, reversely manufacturing top plate steel bars and retaining wall steel bars, pouring concrete, constructing a first water discharge hole and a second water discharge hole, constructing a concrete cushion layer and a retaining wall body after the concrete is solidified to reach preset strength, and paving the top plate on the concrete cushion layer to form a pipe gallery;
s3: and (5) transferring the pipeline to the pipe gallery to finish the transfer work of the pipeline.
In general, the above technical solutions conceived by the present invention, compared with the prior art, enable the following beneficial effects to be obtained:
1. According to the pipeline transfer device, the pipeline is permanently transferred through the pipeline corridor formed by the top plate and the retaining wall which are reversely arranged at the station, so that the problem that the gravity flow pipeline cannot pass is solved, the problem that the concrete pouring quality of the top plate is influenced due to the fact that the distance between the top plate and the traditional pipeline corridor is too small is solved by adopting the reverse top plate and the pipeline corridor, the pipeline can be transferred in place once when the pipeline spans the station, the trouble of secondary transfer of the pipeline is avoided, and the pipeline transfer efficiency and the station construction convenience are greatly improved.
2. The pipeline relocation device is simple in structure and convenient to construct, solves the problem that gravity pipelines need to bypass a large distance to cross a station and drain water smoothly, improves pipeline relocation efficiency, and ensures engineering construction quality.
3. According to the pipeline relocation device, a mode of combining the pipe gallery and the station roof is adopted, a traditional temporary cover plate device is omitted, and the problem that the construction of the roof is affected due to the fact that the distance between the temporary cover plate and the station main body structure is too small is well solved.
4. According to the pipeline relocation device, the first water discharge hole and the second water discharge hole are preferably designed with 5% of slopes, and the slopes face the outer sides of the pipe gallery, so that muddy water in the pipe gallery is discharged.
5. According to the pipeline relocation device, the reverse roof reinforcement is arranged in the concrete cushion layer, meanwhile, the retaining wall reinforcement is arranged in the retaining wall body, after the reinforcement is bound, concrete is poured, and the reinforced concrete retaining wall is formed jointly.
6. The pipeline relocation method improves the pipeline relocation efficiency and the station engineering construction efficiency, reduces the engineering cost, has the advantages of simple design, convenient and fast construction, economy, rationality, high safety and reliability and the like, and has better application prospect in the field of subway station engineering.
Drawings
FIG. 1 is a schematic diagram of a temporary pipeline relocation apparatus in the prior art;
FIG. 2 is a schematic view of section A-A of FIG. 1;
FIG. 3 is a schematic plan view of a subway station pipeline relocation apparatus according to an embodiment of the present invention;
FIG. 4 is a schematic view in section B-B of FIG. 3;
FIG. 5 is a schematic view of a retaining wall structure according to an embodiment of the present invention;
fig. 6 is a schematic view of a reinforcement structure of a retaining wall according to an embodiment of the present invention.
Like reference numerals denote like technical features throughout the drawings, in particular: 1-supporting upright posts, 2-enclosing structures, 3-retaining walls, 4-station top plates and 5-pipelines;
301-concrete cushion, 302-roof, 303-first drain, 304-retaining wall body, 305-second drain, 306-piping lane, 307-reverse roof reinforcement, 308-retaining wall reinforcement.
Detailed Description
The present invention will be described in further detail with reference to the drawings and examples, in order to make the objects, technical solutions and advantages of the present invention more apparent. It should be understood that the specific embodiments described herein are for purposes of illustration only and are not intended to limit the scope of the invention. In addition, the technical features of the embodiments of the present invention described below may be combined with each other as long as they do not collide with each other.
As shown in fig. 2, an embodiment of the present invention provides a subway station pipeline relocation apparatus, which includes a support column 1, an enclosure structure 2, a retaining wall 3, and a station roof 4. The supporting upright posts 1 are arranged at the bottom of the station top plate 4 and used for supporting the station top plate 4, the retaining structures 2 are arranged at two sides of the station top plate 4, the retaining walls 3 are perpendicular to the retaining structures 2 and arranged at two sides of the station top plate 4, and a pipe gallery space capable of containing pipelines 5 is formed together with the station top plate 4. The pipeline is permanently changed through the pipeline corridor formed by the top plate and the retaining wall which are reversely arranged at the station, so that the problem that the gravity flow pipeline cannot pass through is solved, the top plate is reversely arranged and is also used as the pipeline corridor, the problems that the concrete pouring quality of the top plate is influenced due to the fact that the distance between the top plate and the traditional pipeline corridor is too small are solved, the pipeline can be changed into place once when crossing the station, the trouble of secondary returning of the pipeline is avoided, and the pipeline changing efficiency and the station construction convenience are greatly improved.
Specifically, the support columns 1 are provided at the bottom of the station roof 4, preferably in plurality, and are provided at both ends of the station roof 4 in a row to support the station roof 4. Preferably, the supporting upright 1 is in a cylindrical structure or a square structure, and the number and the distribution form of the supporting upright are obtained by calculating the weight of the pipeline according to the requirement. The enclosure structures 2 are arranged on two sides of the station roof 4 along the pipeline direction, as shown in fig. 4, the enclosure structures 2 sink below the station roof 4 for a distance, and stable support is provided for the retaining wall 3. Preferably, the enclosure 2 is a steel sheet pile, a corrugated sheet structure or other similar structures.
In addition, as shown in fig. 5, the retaining wall 3 is of an inverted T-shaped structure, and comprises a concrete cushion 301, a top plate 302 arranged on the top of the concrete cushion 301, and a retaining wall body 304 arranged perpendicular to the top plate 302, wherein the retaining wall body 304 is attached to the enclosure structure 2, and the top plate 302 also serves as a station top plate 4. As shown in fig. 4, the retaining wall 3 is symmetrically arranged, a pipe gallery 306 capable of accommodating the pipeline 5 is formed between the retaining wall body 304 and the concrete cushion 301, and the conventional temporary cover plate device is omitted by adopting a mode of combining the pipe gallery with a station top plate, so that the problem that the construction of the top plate is influenced by too small space between the temporary cover plate and the station main structure is well solved. Further, a section of the retaining wall body 304 close to the station roof is provided with a first water drain hole 303, in addition, a proper position of the top of the retaining wall body 304 is provided with a second water drain hole 305, the first water drain hole 303 and the second water drain hole 305 are preferably designed with a gradient of 5%, and the gradient faces to the outer side of the pipe gallery 306, so that muddy water in the pipe gallery 306 is discharged. The pipeline relocation device has the advantages of simple structure, convenient construction, improved pipeline relocation efficiency and station engineering construction efficiency, reduced engineering cost, simple design, convenient and fast construction, economy, rationality, high safety and reliability and the like, and has better application prospect in the field of subway station engineering.
Further, as shown in fig. 6, which is a schematic diagram of a reinforced concrete design structure of a retaining wall, a top plate reinforced bar 306 is reversely arranged in a concrete cushion 301, meanwhile, a retaining wall reinforced bar 308 is arranged in a retaining wall body 304, after the reinforced bars are bound, concrete is poured to form the reinforced concrete retaining wall 3 together, the retaining wall has high structural strength, is sufficient for supporting gravity pipelines such as rain sewage and the like, has good stability, realizes permanent transition of station pipelines, overcomes the problem that the gravity pipelines need to bypass a large distance to drain water smoothly when crossing a station, improves pipeline transition efficiency, and ensures engineering construction quality.
The embodiment of the invention provides a construction method of a pipeline relocation device, which comprises the following steps:
(1) Excavating a pipeline relocation line to finish construction of the support upright column 1 and the enclosure structure 2;
(2) Constructing a station roof 3, reversely manufacturing roof steel bars 306 and retaining wall steel bars 308, pouring concrete, constructing a first water discharge hole 303 and a second water discharge hole 305, constructing a concrete cushion 301 and a retaining wall body 304 after the concrete is solidified to reach a preset strength, and paving a roof 302 on the concrete cushion 301 to form a pipe gallery 306;
(3) Pipeline 5 is relocated to pipe gallery 306, completing the pipeline relocation.
It will be readily appreciated by those skilled in the art that the foregoing description is merely a preferred embodiment of the invention and is not intended to limit the invention, but any modifications, equivalents, improvements or alternatives falling within the spirit and principles of the invention are intended to be included within the scope of the invention.
Claims (7)
1. The subway station pipeline relocation device is characterized by comprising a supporting upright post (1), an enclosure structure (2), a retaining wall (3) and a station roof (4); wherein,
The support upright post (1) is arranged at the bottom of the station top plate (4) and is used for supporting the station top plate (4);
The building envelope (2) is arranged at two sides of the station roof (4) along the pipeline direction, and the building envelope (2) sinks below the station roof (4) for a certain distance to provide stable support for the retaining wall (3);
The retaining wall (3) is perpendicular to the building envelope (2) and arranged on two sides of the station roof (4), is of an inverted T-shaped structure, and comprises a concrete cushion layer (301), a roof (302) arranged at the top of the concrete cushion layer (301) and a retaining wall body (304) arranged perpendicular to the concrete cushion layer (301), wherein the roof (302) is also used as the station roof (4), the retaining wall body (304) is in fit connection with the building envelope (2), and a pipe gallery (306) capable of accommodating a pipeline (5) is formed between the retaining wall body (304) and the concrete cushion layer (301), so that permanent transition of the pipeline (5) is realized;
The retaining wall body (304) is close to station roof (4) one end is equipped with first water discharge hole (303), and is equipped with second water discharge hole (305) in retaining wall body (304) top suitable position.
2. A subway station pipeline relocation device according to claim 1, characterized in that the first drain hole (303) and the second drain hole (305) are designed with a gradient of 5% and the gradient is directed towards the outside of the pipe gallery (306).
3. The subway station pipeline relocation device according to claim 1, wherein a top plate steel bar (307) is arranged in the concrete cushion layer (301).
4. The subway station pipeline relocation device according to claim 1, wherein retaining wall steel bars (308) are arranged in the retaining wall body (304).
5. The subway station pipeline relocation device according to claim 1, wherein the plurality of support columns (1) are arranged at the bottoms of two ends of the station top plate (4) in a row.
6. A subway station line transfer device according to any of claims 1-5, characterized in that the enclosure (2) is a steel sheet pile, a corrugated sheet structure or other similar structure.
7. A method for transferring a subway station pipeline, which is realized by using the subway station pipeline transferring device as claimed in any one of claims 1 to 6, and comprises the following steps:
S1: excavating the pipeline relocation line to finish the construction of the support upright post (1) and the enclosure structure (2);
S2: constructing a station roof (4), reversely manufacturing roof steel bars (306) and retaining wall steel bars (308), pouring concrete, constructing a first water discharge hole (303) and a second water discharge hole (305), constructing a concrete cushion layer (301) and a retaining wall body (304) after the concrete is solidified to reach a preset strength, and paving a roof (302) on the concrete cushion layer (301) to form a pipe gallery (306);
s3: and (3) the pipeline (5) is changed into the pipe gallery (306), so that the change work of the pipeline is completed.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201910578181.9A CN110258634B (en) | 2019-06-28 | 2019-06-28 | Subway station pipeline relocation device and method |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201910578181.9A CN110258634B (en) | 2019-06-28 | 2019-06-28 | Subway station pipeline relocation device and method |
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| Publication Number | Publication Date |
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| CN110258634A CN110258634A (en) | 2019-09-20 |
| CN110258634B true CN110258634B (en) | 2024-04-19 |
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| CN201910578181.9A Active CN110258634B (en) | 2019-06-28 | 2019-06-28 | Subway station pipeline relocation device and method |
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Families Citing this family (2)
| Publication number | Priority date | Publication date | Assignee | Title |
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| CN111851578B (en) * | 2020-07-15 | 2021-12-07 | 中铁第一勘察设计院集团有限公司 | Construction method for local roof inverse building structure of subway station for moving and changing gravity flow pipe culvert |
| CN114583651B (en) * | 2022-02-28 | 2023-04-14 | 中铁十一局集团有限公司 | Subway station high-voltage cable relocation structure and construction method thereof |
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| CN109868838A (en) * | 2019-03-12 | 2019-06-11 | 西南交通大学 | A kind of rail traffic of underground utilities close quarters is without column station construction method |
| CN210946884U (en) * | 2019-06-28 | 2020-07-07 | 中铁第四勘察设计院集团有限公司 | Subway station pipeline changes moves device |
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2019
- 2019-06-28 CN CN201910578181.9A patent/CN110258634B/en active Active
Patent Citations (7)
| Publication number | Priority date | Publication date | Assignee | Title |
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| KR20110130196A (en) * | 2010-05-27 | 2011-12-05 | 주식회사 코아이엔씨 | Subway platform and construct method of subway platform |
| CN105064397A (en) * | 2015-07-26 | 2015-11-18 | 北京工业大学 | Open excavation construction method for expanding excavation of station on metro interzone shield tunnel foundation |
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