CN113668915A - Subway transfer station and construction method thereof - Google Patents
Subway transfer station and construction method thereof Download PDFInfo
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- CN113668915A CN113668915A CN202110949363.XA CN202110949363A CN113668915A CN 113668915 A CN113668915 A CN 113668915A CN 202110949363 A CN202110949363 A CN 202110949363A CN 113668915 A CN113668915 A CN 113668915A
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- E—FIXED CONSTRUCTIONS
- E04—BUILDING
- E04H—BUILDINGS OR LIKE STRUCTURES FOR PARTICULAR PURPOSES; SWIMMING OR SPLASH BATHS OR POOLS; MASTS; FENCING; TENTS OR CANOPIES, IN GENERAL
- E04H3/00—Buildings or groups of buildings for public or similar purposes; Institutions, e.g. infirmaries or prisons
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- 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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Abstract
The application provides a subway transfer station and a construction method of the subway transfer station, wherein the subway transfer station is arranged near two parallel subway lines, and the two subway lines are a first line and a second line respectively; the subway transfer station comprises: the platform layer is provided with a first platform and a second platform which are mutually isolated, two groups of tracks of the first line pass through the first platform, and two groups of tracks of the second line pass through the second platform; the station hall layer is provided with a station hall, the first station is communicated with the station hall through a first transfer channel, and the second station is communicated with the station hall through a second transfer channel. The invention can enable two line stations to be mutually communicated at the station hall layer, thereby realizing quick transfer; and the transfer space is large, and the congestion is better avoided.
Description
Technical Field
The application relates to the technical field of subway construction, in particular to a subway transfer station and a construction method of the subway transfer station.
Background
With the development of rail traffic engineering in China, subway lines are gradually built into a net shape, and the number of transfer stations is more and more. For stations for parallel transfer of two lines, the transfer passage is arranged to connect with the station hall layer of the two lines at present so as to achieve the purpose of transfer, and the method comprises the following specific steps: the interface of a transfer channel is reserved on the station hall layer by opening the line firstly, and then the interface is opened before the line is opened for operation, and the station hall layers of two lines are communicated through the transfer channel.
However, the scheme has the following problems that firstly, the space size of the transfer passage is not too large due to the influence of factors such as manufacturing cost and construction difficulty, so that transfer crowds are crowded, and riding experience is influenced. And the passage transfer increases the walking time of the passengers, and further causes the travel experience of the passengers to be poor. Secondly, two lines all need independently to set up the wind-force pavilion, lead to the area increase of subway transfer station. And thirdly, foundation pit enclosing structures of the station platform layer and the station hall layer of the two lines need to be independently constructed, so that the cost of the subway transfer station is higher.
In addition, different lines have different construction periods and open operation time nodes, and the construction of a later-built subway station in the existing subway transfer station has a large negative effect on an earlier-built subway station which is put into operation.
Therefore, there is a need to provide an improved solution to the above-mentioned deficiencies of the prior art.
Disclosure of Invention
The present application aims to provide a subway transfer station and a method for constructing a subway transfer station, so as to solve or alleviate the problems in the prior art. In order to achieve the above purpose, the present application provides the following technical solutions:
a subway transfer station is provided with a plurality of subway transfer stations,
the subway transfer station is arranged near the parallel of two subway lines, and the two subway lines are a first line and a second line respectively;
the subway transfer station comprises:
the platform layer is provided with a first platform and a second platform which are mutually isolated, two groups of tracks of the first line pass through the first platform, and two groups of tracks of the second line pass through the second platform;
the station hall layer is provided with a station hall, the first station is communicated with the station hall through a first transfer channel, and the second station is communicated with the station hall through a second transfer channel.
Further, the first station and the second station are both elongated in a top view, and the long side of the first station and the long side of the second station are disposed proximate to each other.
Further, the hall layer is correspondingly arranged above the first platform and the second platform and covers the first platform and the second platform in the overlooking direction, the hall layer is provided with a first hall access channel corresponding to the first platform and a second hall access channel corresponding to the second platform;
and the station hall layer is provided with a wind pavilion corresponding to the second station.
Further, dividing the subway transfer station into a first subway station and a second subway station, wherein the first subway station comprises a first platform and a part corresponding to the first platform in the station hall, and the second subway station comprises a second platform and a part corresponding to the second platform in the station hall; firstly building an enclosure structure to enclose a firstly built subway station, and then building an enclosure structure to enclose a later built subway station;
firstly, constructing an enclosure structure firstly, and then constructing a subway station firstly;
constructing an enclosure structure of a first station hall access passage and the first station hall access passage, and constructing the enclosure structure after construction;
the post-construction enclosure structure divides the post-construction subway station into a first section, a second section and a third section in sequence along the length direction;
thirdly, building one or two sections of the corresponding wind pavilions in the subway station after construction;
fourthly, constructing an enclosure structure of the wind pavilion and the wind pavilion;
fifthly, mounting and decorating the electromechanical equipment on the corresponding construction part from the first step to the fourth step;
the subway station is built firstly to meet the traffic operation requirement of a first line;
sixthly, completing construction of the later-built subway station; correspondingly carrying out electromechanical equipment installation and decoration construction;
seventhly, dismantling an enclosure structure between the first subway station and the second subway station; connecting a top plate of the later-built subway station which is horizontally aligned with a top plate of the first-built subway station, and connecting a middle plate of the later-built subway station which is horizontally aligned with the middle plate of the first-built subway station;
integrating the air ducts of the equipment for building the subway station firstly and building the subway station secondly;
the subway transfer station meets the traffic operation requirement of the second line, and the function of the same-station hall transfer of the first line and the second line is realized.
Furthermore, in the second step, the part of the first built enclosure structure between the first built subway station and the second built subway station is used as a part of the second built enclosure structure.
Furthermore, in the sixth step, a second station hall access channel is preset in a second section of the later-built subway station, after the second section is constructed, the enclosure structure of the second station hall access channel is constructed first, and then the second station hall access channel is constructed;
and the part of the post-construction enclosure structure, which is positioned between the post-construction subway station and the second station hall access passage, is used as a part of the enclosure structure of the second station hall access passage.
Furthermore, in the fourth step, a part of the back-built enclosure structure, which is located between the back-built subway station and the wind pavilion, is used as a part of the enclosure structure of the wind pavilion.
Furthermore, in the third step, a wind pavilion is preset in the first section and the third section of the post-construction subway station.
Further, in the first step, reinforcing steel bar connectors are reserved at the top plate and the middle plate of the first subway station;
and seventhly, connecting the top plate and the middle plate of the later-built subway station with the top plate and the middle plate of the earlier-built subway station respectively through a steel bar connector.
Compared with the closest prior art, the technical scheme of the embodiment of the application has the following beneficial effects:
1) the invention can enable two line stations to be mutually communicated at the station hall layer, thereby realizing quick transfer; and the transfer space is large, thereby effectively avoiding congestion.
2) The long edge of first platform and second platform is laminated and is set up, and the permeability is strong, can reduce the walking time when the passenger changes to take advantage of to can be when the construction encloses the fender, reduce the construction volume.
3) The subway stations of two subway lines share the wind pavilion, so that the occupied area is reduced, and the parts of the station hall layer, which correspond to the first platform and the second platform, are respectively provided with station hall access channels, so that the walking time of passengers for getting in and out of the station can be reduced.
4) In the work progress of building subway station after of this application, divide the pit excavation into with the big hole, can reduce the foundation ditch excavation to building the influence of subway station earlier, in addition, build the subway station after and implement the part of being connected with the pavilion earlier, can realize the early completion of pavilion to satisfy the requirement of building subway station earlier and opening the operation.
5) The post-construction enclosure structure and a part of the pre-construction enclosure structure are shared, so that the construction amount is reduced when the post-construction enclosure structure is constructed, the cost is saved, and the construction period is shortened.
6) Utilize the reinforcing bar connector, can realize the connection of medium plate and the connection of roof fast.
Drawings
The accompanying drawings, which are incorporated in and constitute a part of this application, illustrate embodiments of the application and, together with the description, serve to explain the application and are not intended to limit the application. Wherein:
fig. 1 is a schematic structural view of a station hall layer of a specific embodiment of a subway transfer station of the present application;
fig. 2 is a schematic structural view of a platform layer of a specific embodiment of the subway transfer station of the present application;
fig. 3 is a schematic structural view of an envelope of a station hall layer according to a specific embodiment of the subway transfer station of the present application;
FIG. 4 is a cross-sectional view taken at A-A of FIG. 1;
fig. 5 is a cross-sectional view at B-B in fig. 3.
Description of reference numerals:
1-a first station; 2-first station hall access way; 3, firstly building a subway station frame column; 4, firstly building an interface column of the subway station; 5-a second station; 6-post-construction of subway station frame columns; 7-post-construction of an interface column of the subway station; 8-a wind pavilion; 9-building a subway station; 10-a second station hall access way; 11-first stage; 12-a second segment; 13-third stage; 14-building a building envelope; 15-building a building envelope later; 16-a shelter enclosure; 17-post-construction of a subway station; 18-a second station hall access way enclosure; 19-post-construction of subway station support; 20-supporting the access passage of the wind pavilion and the station hall; 21-a top plate; 22-middle plate; 23-a base plate; 24-a steel bar connector; 25-equipment air duct; 26-a first transfer lane; 27-a second transfer lane; 28-station platen.
Detailed Description
The present application will be described in detail below with reference to the embodiments with reference to the attached drawings. The various examples are provided by way of explanation of the application and are not limiting of the application. In fact, it will be apparent to those skilled in the art that modifications and variations can be made in the present application without departing from the scope or spirit of the application. For instance, features illustrated or described as part of one embodiment, can be used with another embodiment to yield a still further embodiment. It is therefore intended that the present application cover the modifications and variations of this invention provided they come within the scope of the appended claims and their equivalents.
In the description of the present application, the terms "longitudinal", "lateral", "upper", "lower", "front", "rear", "left", "right", "vertical", "horizontal", "top", "bottom", and the like indicate orientations or positional relationships based on the orientations or positional relationships shown in the drawings, and are only for convenience of description of the present application but do not require that the present application must be constructed and operated in a particular orientation, and thus, should not be construed as limiting the present application. The terms "connected," "connected," and "disposed" as used herein are intended to be broadly construed, and may include, for example, fixed and removable connections; can be directly connected or indirectly connected through intermediate components; the specific meaning of the above terms can be understood by those of ordinary skill in the art as appropriate.
The invention provides a specific embodiment of a subway transfer station, wherein the subway transfer station is arranged near two parallel subway lines, and the two subway lines are a first line and a second line respectively.
As shown in fig. 1 and 2, the subway transfer station includes a station layer and a station hall layer, the station layer is provided with a first station 1 and a second station 5 which are isolated from each other, two sets of tracks of the first line pass through the first station 1, two sets of tracks of the second line pass through the second station 5, and both the first station 1 and the second station 2 are provided with station boards 28. The first station 1 and the second station 5 are both elongated in the top view, and the long side of the first station 1 and the long side of the second station 5 are disposed adjacently.
The station hall layer is provided with a station hall, a wind pavilion 8 and an access passage, the first station 1 is communicated with the station hall through a first transfer passage 26, and the second station 5 is communicated with the station hall through a second transfer passage 27 (namely, the station hall is shared by the first station 1 and the second station 5). The hall layer is correspondingly disposed above the first platform 1 and the second platform 5, and covers the first platform 1 and the second platform 5 in the overlooking direction, the hall layer is respectively provided with hall access channels corresponding to the first platform 1 and the second platform 5, and the number and the form of the hall access channels are set according to the actual situation and the requirement, in this embodiment: the entrance and exit of the station hall at one side of the first platform 1 are the entrance and exit of the first station hall 2, the number is two, and the entrance and exit of the station hall at one side of the second platform 5 are the entrance and exit of the second station hall 10, the number is one.
The hall floor is provided with two booths 8 only at a portion corresponding to the second station 5, and the second hall access duct 10 is located between the two booths 8.
A method of constructing a subway transfer station, as shown in fig. 3, 4 and 5, the subway transfer station is divided into a first subway station 9 and a second subway station 17, the first subway station 9 includes a first platform 1 and a part of a station hall corresponding to the first platform 1, and the second subway station 17 includes a second platform 2 and a part of the station hall corresponding to the second platform 2; firstly building an enclosure structure 14 to enclose the firstly built subway station 9, and then building an enclosure structure 15 to enclose the later built subway station 17;
firstly, constructing an enclosure structure 14 firstly, constructing the enclosure structure 14 firstly to enclose a firstly-constructed subway station 9, constructing the firstly-constructed subway station 9 later, and reserving reinforcing steel bar connectors 24 at a top plate 21 and a middle plate 22 of the firstly-constructed subway station 9;
secondly, constructing an enclosure structure of a first station hall access way 2 and the first station hall access way 2 which are arranged in the subway station 9 firstly, constructing an enclosure structure 15 after the later construction, and enclosing a later-constructed subway station 17 by the later-constructed enclosure structure;
wherein the first building envelope 14 is located between the first building subway station 9 and the second building subway station 17 to form a part of the second building envelope 15. The first building envelope 14 is positioned between the first building subway station 9 and the first station hall access way 2, and forms a part of the envelope of the first station hall access way 2.
The post-construction enclosure structure 15 divides the post-construction subway station 17 into a first section 11, a second section 12 and a third section 13 in sequence along the length direction, in the embodiment, the lengths of the first section 11, the second section 12 and the third section 13 are all 1/3 of the length of the post-construction subway station 17, and the setting requirements of the corresponding wind pavilion 8 or the second hall access channel 10 can be met;
thirdly, constructing one or two sections of the first section 11, the second section 12 and the third section 13, which are preset with the wind pavilions 8, wherein the wind pavilions 8 are respectively preset in the two sections (the first section 11 and the third section 13) in the embodiment;
fourthly, constructing a wind pavilion enclosure structure 16 and a wind pavilion 8, wherein the part of the post-construction enclosure structure 15, which is positioned between a post-construction subway station 17 and the wind pavilion 8, forms a part of the wind pavilion enclosure structure 16
When the wind pavilion 8 is constructed, the excavation of a foundation pit is firstly carried out, the wind pavilion and the station hall access way support 20 are erected while excavation is carried out, and then the main body construction of the wind pavilion 8 is carried out.
Fifthly, electromechanical equipment installation and decoration construction are carried out on the parts corresponding to the construction in the first step to the fourth step; after the completion, firstly building a subway station 9 to meet the traffic operation requirement of the first line;
sixthly, completing the construction of the post-construction subway station 17 (when in construction, firstly carrying out excavation of the foundation pit of the second section 12 and then carrying out construction of the main structure),
a second station hall access passage 10 is preset in the second section 12, and a second station hall access passage enclosure structure 18 and the second station hall access passage 10 are constructed after the construction of the second section 12 is completed;
in the post-construction enclosure structure 15, a part between the post-construction subway station 17 and the second station hall access way 10 forms a part of a second station hall access way enclosure structure 18;
electromechanical equipment installation and decoration construction are carried out;
seventhly, removing the first built enclosure structure 14 between the first built subway station 9 and the second built subway station 17, connecting the top plate 21 of the second built subway station 17 which is horizontally aligned with the top plate 21 of the first built subway station 9, and connecting the middle plate 22 of the second built subway station 17 which is horizontally aligned with the middle plate 22 of the first built subway station 9, specifically: the thickness of the top plate 21 of the later-built subway station 17 is the same as that of the top plate 21 of the first-built subway station 9, the thickness of the middle plate 22 of the later-built subway station 17 is the same as that of the middle plate 22 of the first-built subway station 9, and the top plate 21 and the middle plate 22 of the later-built subway station 17 are respectively connected with the top plate 21 and the middle plate 22 of the first-built subway station 9 through reinforcing steel bar connectors 24. The reserved steel bar connectors 24 of the top plate 21 and the middle plate 22 both adopt HRB400 steel bars with E, the diameter is 25 mm-32 mm, the distance is 100 mm-200 mm, and the anchoring length is more than or equal to 1.0 LaE.
And integrating the equipment air ducts 25 of the first subway station 9 and the second subway station 17, wherein the left ends of the first subway station 9 and the second subway station 17 share the wind pavilion 8 matched with the first section 11, and the right ends of the first subway station 9 and the second subway station 17 share the wind pavilion 8 matched with the third section 13.
After the steps are completed, the subway transfer station meets the traffic operation requirement of the second line, and the co-station hall transfer function of the first line and the second line is realized.
The ceiling 21 corresponds to the ceiling of the hall, the middle plate 22 corresponds to the floor of the hall (also corresponds to the ceiling of the platform floor), and the bottom plate 23 corresponds to the floor of the platform floor. In the concrete construction process of the subway transfer station: the first platform 1, the second platform 5, the station hall, the wind pavilion 8 and the station hall access way are all reinforced concrete frame structures. The enclosure structure is in the form of enclosure piles. In the post-construction subway station support 19 and the wind pavilion and station hall access way support 20, the first support adopts a crown beam and concrete support form, the rest adopt a steel waist beam and steel support form, the support arrangement is calculated and determined according to the contour dimension of the station structure and the water and soil pressure direction, and the number of support tracks is determined according to the construction working condition.
The frame posts 3 of the first built subway station can be arranged as single-row posts or double-row posts according to the effective width of the first platform 1 and arranged along the length from the top plate 21 to the bottom plate 23. The interface column of the first built subway station 9 is arranged at the connecting part of the first built subway station 9 and the second built subway station 17, the first built subway station 9 is arranged, and the bottom part of the first built subway station 9 is rooted on the side wall of the first platform 1.
The post-construction subway station frame columns 6 may be single or double row columns arranged along the length of the top plate 21 to the bottom plate 23, depending on the effective width of the second platform 5. And the post-construction subway station interface column 7 is arranged at the connecting part of the post-construction subway station 17 and the wind pavilion 8 and the second station hall access channel 10 respectively.
The above description is only a preferred embodiment of the present application and is not intended to limit the present application, and various modifications and changes may be made by those skilled in the art. Any modification, equivalent replacement, improvement and the like made within the spirit and principle of the present application shall be included in the protection scope of the present application.
Claims (9)
1. Subway transfer station, its characterized in that:
the subway transfer station is arranged near the parallel of two subway lines, and the two subway lines are a first line and a second line respectively;
the subway transfer station comprises:
the platform layer is provided with a first platform and a second platform which are mutually isolated, two groups of tracks of the first line pass through the first platform, and two groups of tracks of the second line pass through the second platform;
the station hall layer is provided with a station hall, the first station is communicated with the station hall through a first transfer channel, and the second station is communicated with the station hall through a second transfer channel.
2. A subway station according to claim 1, wherein said first platform and said second platform are both elongated in plan view, and said first platform long side and said second platform long side are disposed proximate.
3. A subway transfer station as claimed in claim 2, wherein said lobby floor is disposed above and covering said first and second platforms in a plan view, said lobby floor being provided with a first lobby access way corresponding to said first platform and a second lobby access way corresponding to said second platform;
and the station hall layer is provided with a wind pavilion corresponding to the second station.
4. The construction method of the subway transfer station is characterized in that the subway transfer station is divided into a first subway station and a second subway station, the first subway station comprises a first platform and a part corresponding to the first platform in a station hall, and the second subway station comprises a second platform and a part corresponding to the second platform in the station hall; firstly building an enclosure structure to enclose a firstly built subway station, and then building an enclosure structure to enclose a later built subway station;
firstly, constructing an enclosure structure firstly, and then constructing a subway station firstly;
constructing an enclosure structure of a first station hall access passage and the first station hall access passage, and constructing the enclosure structure after construction;
the post-construction enclosure structure divides the post-construction subway station into a first section, a second section and a third section in sequence along the length direction;
thirdly, building one or two sections of the corresponding wind pavilions in the subway station after construction;
fourthly, constructing an enclosure structure of the wind pavilion and the wind pavilion;
fifthly, mounting and decorating the electromechanical equipment on the corresponding construction part from the first step to the fourth step;
the subway station is built firstly to meet the traffic operation requirement of a first line;
sixthly, completing construction of the later-built subway station; correspondingly carrying out electromechanical equipment installation and decoration construction;
seventhly, dismantling an enclosure structure between the first subway station and the second subway station; connecting a top plate of the later-built subway station which is horizontally aligned with a top plate of the first-built subway station, and connecting a middle plate of the later-built subway station which is horizontally aligned with the middle plate of the first-built subway station;
integrating the air ducts of the equipment for building the subway station firstly and building the subway station secondly;
the subway transfer station meets the traffic operation requirement of the second line, and the function of the same-station hall transfer of the first line and the second line is realized.
5. The method of claim 4, wherein in the second step, a portion of the first-built enclosure located between the first-built subway station and the second-built subway station is used as a part of the second-built enclosure.
6. A construction method of a subway station according to claim 4, wherein in said sixth step, a second station hall access way is preset in a second section of a subway station to be built later, after the second section construction is completed, a barrier structure of the second station hall access way is constructed first, and then the second station hall access way is constructed;
and the part of the post-construction enclosure structure, which is positioned between the post-construction subway station and the second station hall access passage, is used as a part of the enclosure structure of the second station hall access passage.
7. A method of constructing a subway station according to claim 4, wherein in said fourth step, a portion of said post-construction enclosure located between said post-construction subway station and said wind shelter is used as a part of said enclosure of said wind shelter.
8. A method for constructing a subway station according to claim 4, wherein in said third step, a wind pavilion is preset in the first and third sections of the post-construction subway station.
9. The construction method of a subway transfer station as claimed in claim 4, wherein in said first step, a reinforcing bar connector is reserved at both the top plate and the middle plate of the subway station;
and seventhly, connecting the top plate and the middle plate of the later-built subway station with the top plate and the middle plate of the earlier-built subway station respectively through a steel bar connector.
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| CN202110949363.XA CN113668915B (en) | 2021-08-18 | 2021-08-18 | Subway transfer station and construction method thereof |
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