CN113216254A - High-clearance subway station fabricated structure and construction method thereof - Google Patents
High-clearance subway station fabricated structure and construction method thereof Download PDFInfo
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- CN113216254A CN113216254A CN202110572383.XA CN202110572383A CN113216254A CN 113216254 A CN113216254 A CN 113216254A CN 202110572383 A CN202110572383 A CN 202110572383A CN 113216254 A CN113216254 A CN 113216254A
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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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Abstract
The invention discloses a high-clearance subway station fabricated structure and a construction method thereof, and the high-clearance subway station fabricated structure comprises a horizontal hanger rail which can be fixed below a station top plate, wherein a crane which can conveniently reciprocate along the length direction of the hanger rail is movably mounted on the hanger rail, a first expansion piece and a second expansion piece are respectively hinged at two sides below the crane, the lower ends of the first expansion piece and the second expansion piece are hinged with an electromagnetic base, and an adsorption piece for adsorbing a corner brace is mounted below the electromagnetic base; the arrangement mode of various pipelines in the station is optimized, the blocking effect of the beam columns on the pipelines is reduced, and the open field of vision in the station is increased; the assembled construction of the angle brace can shorten the construction period and reduce the manufacturing cost.
Description
Technical Field
The invention relates to the technical field of underground engineering construction, in particular to a high-clearance subway station fabricated structure and a construction method thereof.
Background
The subway station is used as a hub station of urban rail transit and a distribution point of ground passenger flow, is connected with the ground and underground passenger transport functions, and is most important in safety and stability. At present, a design scheme of open cut subway stations with obvious advantages is generally adopted at home and abroad, a main structure of the station generally adopts a cast-in-place reinforced concrete box type frame structure, and based on comprehensive consideration of economy and use functions, when the platform width exceeds 9m, the station is generally provided with columns to enable the station to become a single-column double-span or multi-column multi-span station, and according to the actual conditions of the currently established and operated subway stations, the column-free single-span box type structure is only used when the platform width of a standard section of the station is less than 9 m; when the platform is more than 9m in width, a single-column double-span or double-column three-span box-shaped structure can be adopted according to different standard station sections of the platform in width.
Because the stand columns are arranged on the platform, the arrangement of the escalators and the stairs is affected by the stand columns, the visual field of the station is not wide enough, and the space is not wide enough, and the existence of the structural columns greatly reduces the space utilization rate of the platform and the station hall, so that the visual field in the station is not wide, the passenger flow in the platform is not smooth, and the service level of the subway is affected; in addition, the longitudinal beam is arranged in the station, and the arrangement of various pipelines in the station and the return of municipal pipelines are influenced. In addition, the longitudinal beam at the top of the station is difficult to turn upwards, which causes inconvenience to the return of municipal pipelines, and the downward-turned top longitudinal beam and the middle longitudinal beam cause inconvenience to the pipeline arrangement in the station
Disclosure of Invention
One of the purposes of the present invention is to provide a high clearance subway station fabricated structure, so as to solve the problems of occupied station use area and inconvenient arrangement of power conduits and ventilation conduits due to the adoption of structural columns in the existing stations proposed in the above background art.
Another object of the present invention is to provide a construction method of a fabricated structure of a high-headroom subway station,
in order to achieve the purpose, the technical scheme of the invention is realized as follows:
the utility model provides a high headroom subway station assembled structure, is including fixing the horizontal hanger rail in station roof below, movable mounting has the lifting machine that is convenient for carry out reciprocating motion along hanger rail length direction on the hanger rail, the below both sides position of lifting machine articulates respectively has first expansion bend and second expansion bend, first expansion bend articulates with the lower extreme of second expansion bend has electromagnetic base, electromagnetic base installs the below and is used for carrying out absorbent absorption piece to the diagonal brace, it is the sucking disc to adsorb the piece, and sucking disc quantity sets up two at least.
Preferably, the first and second retractors are hydraulic cylinders.
Preferably, the hanger rail is made of H-shaped steel, the cross section of the hanger rail is of an H-shaped structure, a rib plate for reinforcing the hanger rail is arranged at the upper flange of the hanger rail, a slide rail is arranged at the lower flange of the hanger rail, and the slide rail is in rolling connection with a first pulley arranged on the crane.
Preferably, the second pulleys for ensuring the balance of the crane in the moving process are arranged at the two sides of the upper part of the crane.
The invention also provides a construction method of the high-clearance subway station fabricated structure, which comprises the following steps:
firstly, embedding a hanger rail on a top plate, installing the hanger rail and an embedded part at the positions of the top plate and a side wall, and then pouring concrete of the top plate and the side wall to enable the hanger rail, the embedded part and a station to be connected into a whole;
step two, mounting the crane on the hanger rail, enabling the crane to slide on the hanger rail, extending the first expansion piece and the second expansion piece to the top surface of the bottom plate through a remote controller, and starting a switch of the electromagnetic base to enable a sucker below the electromagnetic base to adsorb the corner brace;
step three, under the control of a remote controller, shortening the first expansion piece and the second expansion piece simultaneously, lifting the corner support to a corresponding elevation, adjusting the extension and shortening of the first expansion piece and the second expansion piece, enabling the two ends of the corner support to be fixedly connected with the embedded part respectively after the corner support rotates for a certain angle, and turning off a switch of the electromagnetic base;
moving the crane along the direction vertical to the cross section of the station, and repeating the first step, the second step and the third step when moving to the position where the next corner brace is installed, so as to install the corner brace of the station;
and fifthly, after the corner supports are completely installed, arranging an electric pipeline, a ventilation pipeline and a fire fighting pipeline in a space defined by the corner supports, the top plate and the side walls, and arranging pedestrian passages beside the electric pipeline, the ventilation pipeline and the fire fighting pipeline so as to facilitate later pipeline inspection and maintenance.
Specifically, in the first step, the lower surface of the embedded part on the top plate and the lower surface of the top plate are on the same plane, and the outer surface of the embedded part at the side wall and the inner wall of the side wall are on the same plane, so that the embedded part can be prevented from being exposed from the surface of the top plate or the side wall to influence the construction process, and the embedded part has an attractive effect.
In addition, the control of the first expansion piece and the second expansion piece by adopting the remote controller in the invention is a technology of realizing intelligent control by adopting the remote controller in the prior art, specifically, a controller is arranged at one end part of the first expansion piece and the second expansion piece, a receiving device and a battery are arranged in the controller, a signal is sent to a receiving device in the controller by a wireless remote controller, and then the device of the invention controls the expansion part to carry out corresponding operation after receiving the signal.
By adopting the technical scheme, the invention has the beneficial effects that:
the invention adopts the corner supports to reinforce the station structure, realizes the function of high clearance of the subway station, has wide view field and spacious space of the station, and increases the space utilization rate of the platform and the station hall; the arrangement mode of various pipelines in the station is optimized, the blocking effect of the beam columns on the pipelines is reduced, and the open field of vision in the station is increased; the assembled construction of the angle brace can shorten the construction period and reduce the manufacturing cost.
Drawings
In order to more clearly illustrate the embodiments of the present invention or the technical solutions in the prior art, the drawings used in the description of the embodiments or the prior art will be briefly described below, and it is obvious that the drawings in the following description are only some embodiments of the present invention, and for those skilled in the art, other drawings can be obtained according to these drawings without creative efforts.
FIG. 1 is a front view of the present invention;
FIG. 2 is a diagram of the connection between the hanger rail and the crane according to the present invention;
FIG. 3 is a first schematic diagram of the construction of the present invention;
FIG. 4 is a second schematic diagram of the construction of the present invention;
FIG. 5 is a structural view of the arrangement of pipelines after the construction of the present invention is completed.
Wherein:
1. hoisting a rail; 101. an upper flange; 102. a lower flange; 103. a slide rail; 104. a rib plate; 2. hoisting a crane; 201. a first pulley; 202. a second pulley; 3. a first retractor; 4. a second retractor; 5. an electromagnetic base; 6. a suction cup; 7. corner brace; 8. a top plate; 9. a main rib; 10. a side wall; 11. embedding parts; 12. a base plate; 13. a remote controller; 14. a pedestrian passageway; 15. a fire conduit; 16. a ventilation duct; 17. an electrical conduit.
Detailed Description
The technical solutions in the embodiments of the present invention will be clearly and completely described below with reference to the drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only a part of the embodiments of the present invention, and not all of the embodiments. All other embodiments, which can be derived by a person skilled in the art from the embodiments given herein without making any creative effort, shall fall within the protection scope of the present invention.
As shown in the figure, a high headroom subway station assembled structure, including can fixing at horizontal hanger rail 1 of 8 below of station roof, movable mounting has crane 2 of being convenient for carry out reciprocating motion along 1 length direction of hanger rail on hanger rail 1, the below both sides position of crane 2 articulates respectively has first expansion bend 3 and second expansion bend 4, and first expansion bend 3 and second expansion bend 4 all adopt the pneumatic cylinder, first expansion bend 3 articulates with the lower extreme of second expansion bend 4 has electromagnetism base 5, electromagnetism base 5 below is installed and is used for carrying out absorbent absorption piece to diagonal brace 7.
Specifically, adsorb the piece and be sucking disc 6 for adsorb the angle brace 7 of below, 6 quantity of sucking discs set up two at least, guarantee to have sufficient adsorption affinity when promoting angle brace 7, guarantee the safety in construction.
Specifically, the hanger rail 1 is made of H-shaped steel, the cross section of the hanger rail 1 is of an H-shaped structure, a rib plate 104 for reinforcing the hanger rail 1 is arranged at the position of an upper flange 101 of the hanger rail 1 to improve the tensile performance of the hanger rail 1, a slide rail 103 is arranged at the position of a lower flange 102 of the hanger rail 1, the slide rail 103 is in rolling connection with a first pulley 201 installed on the crane 2, wherein the upper flange 101 and a main rib 9 in a top plate 8 are welded with each other and are embedded in the top plate 8 of a station, so that the hanger rail 1 is ensured to be installed firmly; the hoist 2 can reciprocate on the hanger rail 1 via the first pulley 201 to thereby hoist the corner brace 7 to a prescribed position.
Specifically, the second pulleys 202 for ensuring the balance of the crane 2 during the moving process are installed at two upper side positions of the crane 2, and during the construction process, the second pulleys 202 are in contact with the lower surface of the top plate 8 to ensure the smooth operation of the crane 2.
The construction method of the high-clearance subway station fabricated structure comprises the following steps:
firstly, as shown in fig. 3, a hanger rail 1 is embedded and fixed on a top plate 8, the hanger rail 1 and an embedded part 11 are installed at the top plate 8 and a side wall 10, wherein the lower surface of the embedded part 11 on the top plate 8 and the lower surface of the top plate 8 are on the same plane, the outer surface of the embedded part 11 at the side wall 10 and the inner wall of the side wall 10 are in the same plane, and then concrete of the top plate 8 and the side wall 10 is poured, so that the hanger rail 1, the embedded part 11 and a station are connected into a whole;
step two, installing the crane 2 on the hanger rail 1 to enable the crane 2 to slide on the hanger rail 1, then extending the first expansion piece 3 and the second expansion piece 4 to the top surface of the bottom plate 12 through the remote controller 13, and starting a switch of the electromagnetic base 5 to enable the suction disc 6 below the electromagnetic base 5 to absorb the angle brace 7;
step three, the first expansion piece 3 and the second expansion piece 4 are shortened simultaneously under the control of a remote controller 13, the corner support 7 is lifted to a corresponding elevation, the extension and shortening of the first expansion piece 3 and the second expansion piece 4 are adjusted, after the corner support 7 rotates for a certain angle, two ends of the corner support 7 are fixedly connected with the embedded part 11 respectively, and the switch of the electromagnetic base 5 is turned off;
step four, as shown in fig. 4, moving the crane 2 along the direction vertical to the cross section of the station, and repeating the steps one, two and three to install the station corner brace 7 when moving to the position where the next corner brace 7 is installed;
step five, as shown in fig. 5, after the corner brace 7 is completely installed, the power pipeline 17, the ventilation pipeline 16 and the fire fighting pipeline 15 are arranged in the space enclosed by the corner brace 7, the top plate 8 and the side wall 10, and a pedestrian passageway 14 is arranged beside the power pipeline, the ventilation pipeline 16 and the fire fighting pipeline 15, so as to facilitate the inspection and maintenance of the later pipeline.
The control of the expansion of the first expansion piece 3 and the second expansion piece 4 by the remote controller 13 is a technology of realizing intelligent control by the remote controller in the prior art, specifically, a controller is arranged at one end part of the first expansion piece 3 and the second expansion piece 4, a receiving device and a battery are arranged in the controller, a signal is sent to the receiving device in the controller by a wireless remote controller, and then the device controls the expansion part to perform corresponding operation after receiving the signal.
The method for reinforcing the station structure by adopting the corner supports 7 replaces the traditional method for establishing structural columns in the station, realizes the function of high clearance of the subway station, has wide view field and spacious space of the station, and increases the space utilization rate of the platform and the station hall; the arrangement mode of various pipelines in the station is optimized, the blocking effect of the beam columns on the pipelines is reduced, and the open field of vision in the station is increased; the assembly type construction of the angle brace 7 can shorten the construction period and reduce the manufacturing cost.
The above description is only for the purpose of illustrating the preferred embodiments of the present invention and is not to be construed as limiting the invention, and any modifications, equivalents, improvements and the like that fall within the spirit and principle of the present invention are intended to be included therein.
Claims (7)
1. The utility model provides a high headroom subway station assembled structure which characterized in that: including horizontal hanger rail (1) that can fix in station roof (8) below, movable mounting has crane (2) of being convenient for carry out reciprocating motion along hanger rail (1) length direction on hanger rail (1), the below both sides position of crane (2) articulates respectively has first expansion bend (3) and second expansion bend (4), the lower extreme of first expansion bend (3) and second expansion bend (4) articulates there is electromagnetism base (5), electromagnetism base (5) below is installed and is used for diagonal brace (7) to carry out absorbent absorption piece, absorption piece is sucking disc (6), and sucking disc (6) quantity sets up two at least.
2. The high clearance subway station fabricated structure as claimed in claim 1, wherein: the first expansion piece (3) and the second expansion piece (4) adopt hydraulic cylinders.
3. The high clearance subway station fabricated structure as claimed in claim 1, wherein: the hanging rail (1) is H-shaped steel, the cross section of the hanging rail is of an H-shaped structure, a rib plate (104) for reinforcing the hanging rail (1) is arranged at the position of an upper flange (101) of the hanging rail (1), a sliding rail (103) is arranged at the position of a lower flange (102) of the hanging rail (1), and the sliding rail (103) is in rolling connection with a first pulley (201) installed on the crane (2).
4. The high clearance subway station fabricated structure as claimed in claim 1, wherein: and second pulleys (202) for ensuring the balance of the crane (2) in the moving process are arranged at the two sides above the crane (2).
5. A construction method of a high headroom subway station fabricated structure as claimed in any one of claims 1 to 4, comprising the steps of:
firstly, embedding a hanging rail (1) on a top plate (8), installing the hanging rail (1) and an embedded part (11) at the positions of the top plate (8) and a side wall (10), and then pouring concrete of the top plate (8) and the side wall (10) to enable the hanging rail (1), the embedded part (11) and a station to be connected into a whole;
step two, installing the crane (2) on the hanger rail (1) to enable the crane (2) to slide on the hanger rail (1), then extending the first expansion piece (3) and the second expansion piece (4) to the top surface of the bottom plate (12) through a remote controller (13), starting a switch of the electromagnetic base (5) to enable a sucker (6) below the electromagnetic base (5) to adsorb the angle brace (7);
step three, the first expansion piece (3) and the second expansion piece (4) are shortened simultaneously under the control of a remote controller (13), the corner support (7) is lifted to a corresponding elevation, the extension and shortening of the first expansion piece (3) and the second expansion piece (4) are adjusted, after the corner support (7) rotates for a certain angle, the two ends of the corner support (7) are fixedly connected with the embedded part (11) respectively, and the switch of the electromagnetic base (5) is turned off;
fourthly, moving the crane (2) along the direction vertical to the cross section of the station, and repeating the first step, the second step and the third step when moving to the position where the next corner brace (7) is installed, so as to install the corner brace (7) of the station;
and fifthly, after the corner supports (7) are completely installed, arranging an electric power pipeline (17), a ventilation pipeline (16) and a fire-fighting pipeline (15) in a space surrounded by the corner supports (7), the top plate (8) and the side walls (10), and arranging a pedestrian passageway (14) beside the electric power pipeline, the ventilation pipeline (16) and the fire-fighting pipeline (15) so as to facilitate later pipeline inspection and maintenance.
6. The construction method of the fabricated structure of the high-headroom subway station as claimed in claim 5, wherein: in the first step, the lower surface of the embedded part (11) on the top plate (8) and the lower surface of the top plate (8) are on the same plane, and the outer surface of the embedded part (11) at the side wall (10) and the inner wall of the side wall (10) are in the same plane.
7. The construction method of the fabricated structure of the high-headroom subway station as claimed in claim 5, wherein: the remote controller (13) is a wireless remote controller.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202110572383.XA CN113216254A (en) | 2021-05-25 | 2021-05-25 | High-clearance subway station fabricated structure and construction method thereof |
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| Application Number | Priority Date | Filing Date | Title |
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| CN202110572383.XA CN113216254A (en) | 2021-05-25 | 2021-05-25 | High-clearance subway station fabricated structure and construction method thereof |
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| CN113216254A true CN113216254A (en) | 2021-08-06 |
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| CN202110572383.XA Pending CN113216254A (en) | 2021-05-25 | 2021-05-25 | High-clearance subway station fabricated structure and construction method thereof |
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Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN115233728A (en) * | 2022-07-19 | 2022-10-25 | 广州地铁建设管理有限公司 | Subway station |
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| CN209261591U (en) * | 2018-12-28 | 2019-08-16 | 杨成蛟 | It is a kind of double-deck without column Metro Station Structure system |
| CN212174229U (en) * | 2020-05-22 | 2020-12-18 | 广西路桥工程集团有限公司 | Lifting appliance capable of adjusting inclination angle of heavy object |
| CN212535710U (en) * | 2020-06-10 | 2021-02-12 | 中铁工程设计咨询集团有限公司 | A no post structure that is used for single hunch to stride secretly dig station greatly |
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2021
- 2021-05-25 CN CN202110572383.XA patent/CN113216254A/en active Pending
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| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US5727702A (en) * | 1993-09-01 | 1998-03-17 | Krupp Fordertechnik Gmbh | Transloading apparatus for transcontainers |
| JPH0881015A (en) * | 1994-09-09 | 1996-03-26 | Hitachi Zosen Corp | Steel plate carrying-in equipment |
| DE102008027306A1 (en) * | 2008-06-07 | 2009-12-10 | Aker Mtw Werft Gmbh | Hoisting device for displacement of panel units on shipyard, has positioning elements pivotally connected with carrier unit and accommodating unit by upper and lower pivots, respectively, where upper pivots are spaced from each other |
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| CN207890885U (en) * | 2018-02-28 | 2018-09-21 | 中核清原环境技术工程有限责任公司 | Radwaste bucket hanging device |
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Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
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| CN115233728A (en) * | 2022-07-19 | 2022-10-25 | 广州地铁建设管理有限公司 | Subway station |
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