Subway station with L-shaped combination of rectangular cross section in full standard section cross section
By adopting a subway station design with a combination of rectangular and L-shaped cross-sections in the city center, and utilizing existing shield tunneling or pipe jacking machines, the construction difficulties of traditional construction methods are solved, and the functional requirements and economic goals of the subway station are achieved. This design is suitable for subway station construction in complex environments.
Patent Information
- Application Number
- CN202520112527.7
- Authority / Receiving Office
- CN · China
- Patent Type
- Utility models(China)
- Current Assignee / Owner
- Filing Date
- 2025-01-17
- Publication Date
- 2025-11-21
- Estimated Expiration
- 2035-01-17
AI Technical Summary
In urban centers, especially in the heart of ancient cities, traditional subway station construction faces challenges such as difficulties in demolition, high construction risks, difficulty in controlling the construction period, and poor economic efficiency. Furthermore, existing rectangular shield tunnels or pipe jacking sections are insufficient to meet the functional requirements of the stations.
The subway station adopts a design combining rectangular and L-shaped sections of standard cross-sections. It forms a partially connected structure through two parallel tunnels. The construction is carried out using existing-specification shield tunneling machines or pipe jacking machines to achieve full connection between Tunnel No. 1 and Tunnel No. 2. Combined with prefabricated assembly structures and connecting equipment, it meets the functional requirements of the station.
It enables efficient construction of subway stations in complex environments, reduces demolition, excavation and pipeline relocation, lowers construction risks, and minimizes the impact on the environment and traffic, demonstrating good economic efficiency and adaptability.
Smart Images
Figure CN223577951U_ABST
Abstract
Description
TECHNICAL FIELD
[0001] The utility model belongs to the technical field of subway station, concretely relates to a subway station with rectangular cross section L-shaped combination of full standard section cross section. BACKGROUND
[0002] In the urban center area, the ground often has various dense buildings, and the ground below is also often densely covered with various pipelines, the ground road in the center area of the ancient city is not wide and the traffic is very busy, plus the factors such as the red line restriction on both sides of the road, if still adopting the traditional open cut method, cover excavation method to carry out subway station construction will face multiple challenges, including the difficulty of demolition or not allowed to demolish, strict implementation conditions, higher construction risk, the difficulty of construction period control, and high pre-demolition cost etc. Therefore, exploring a new quality construction method with less land occupation, less demolition, small environmental impact, controllable construction period, less risk and better economy has very important significance for the construction of subway station in the urban center area, especially in the center area of the ancient city.
[0003] In addition, since the cross section size of commonly used rectangular shield or pipe jacking is relatively limited, it is difficult to meet the functional and architectural layout requirements of the subway station. At the same time, the super large size rectangular shield or pipe jacking still has many technical problems and high cost in equipment manufacturing and on-site implementation. Therefore, research on how to realize the function of the subway station through the combination of the rectangular cross section of the existing specification shield or pipe jacking will provide innovative ideas for the construction of the subway station under the complex environmental conditions in the center city. UTILITY MODEL CONTENT
[0004] The utility model solves the technical problem that: provide a kind of subway station with rectangular cross section L-shaped combination of full standard section cross section, can effectively meet the function of station, can be implemented in the center city of complex environment, especially suitable for the construction of subway station under the condition of ground large excavation limitation, and it is strong in implementability, small in risk, realizes less demolition, less excavation, less pipeline relocation, less disturbance of people, and good economy.
[0005] In order to achieve the above technical effect, the utility model adopts the technical scheme that:
[0006] A kind of subway station with rectangular cross section L-shaped combination of full standard section cross section, including No. 1 tunnel, No. 2 tunnel and two end head wells;No. 1 tunnel and No. 2 tunnel are parallel to each other, and the two ends of No. 1 tunnel and No. 2 tunnel are connected by two end head wells respectively;A middle plate is arranged in No. 1 tunnel, which divides the internal space of No. 1 tunnel into two layers, the upper layer is used as a station hall layer, and the lower layer is used as a platform layer, and a communication structure is arranged between the station hall layer and the platform layer;No. 2 tunnel is a single-layer tunnel with only one platform layer, and the height of No. 2 tunnel is lower than that of No. 1 tunnel;No. 1 tunnel and No. 2 tunnel are locally connected to form an L-shaped combination structure in cross section.
[0007] Furthermore, the platform level of the No. 2 tunnel is at the same height as the platform level of the No. 1 tunnel, and the two platform levels are interconnected through several connecting passages located at the two end shafts and between the two tunnels.
[0008] Furthermore, the middle plate is provided with several through holes, and escalators, elevators and / or stairs are provided at the through holes of the middle plate of the No. 1 tunnel to realize vertical connection from the concourse level to the platform level.
[0009] Furthermore, several entrances and exits are arranged on the outside of the No. 1 tunnel, and these entrances and exits are respectively connected to the end shaft or the station hall through corresponding entrance and exit channels.
[0010] Furthermore, the entrance and exit passages arranged on both sides of the No. 1 tunnel are not located on the same cross section.
[0011] Furthermore, the entrance and exit passage serves as a space for the installation of some station equipment, including ticket vending machines and security screening equipment.
[0012] Furthermore, the main pipe sections of the No. 1 tunnel are all prefabricated assembly structures, including two U-shaped pipe segments, two straight pipe segments and a central beam. The two U-shaped pipe segments are connected by two straight pipe segments to form a rectangular pipe section. The two ends of the central beam are respectively connected to the straight pipe segments on both sides inside the rectangular pipe section.
[0013] Furthermore, the two ends of the U-shaped tube are at different heights, and both ends of the U-shaped tube and the straight tube are pre-embedded with steel components, and the steel components are provided with slots and bolt holes.
[0014] Furthermore, a steel plate is pre-embedded on one side surface of the I-shaped tube segment, and studs are welded to the inner side of the steel plate. Steel plates are also pre-embedded at both ends of the central beam. The side surface of the I-shaped tube segment and the end face of the central beam are connected by welding the two steel plates together.
[0015] Furthermore, the space at both ends of the end well and the station hall level serves as space for some of the station's equipment.
[0016] Compared with the prior art, the beneficial effects of this utility model are:
[0017] The utility model discloses a two tunnels with different heights are connected in a partial manner to form an L-shaped combined structure on the section, thereby, the utility model metro station can be constructed by two shield machines or pipe jacking machines of the existing specification in the vertical combination, and the whole through of the first tunnel and the second tunnel from the starting well to the receiving well is realized, and the construction of the full standard section section is formed by the rectangular section L-shaped combination. The communication structure is arranged between the station hall layer and the platform layer of the first tunnel, the personnel can reach the platform layer from the station hall layer to take the car, the interval transfer of the train is realized by the partial communication of the first tunnel and the second tunnel, the station function is effectively satisfied, the construction is convenient, and the innovative thought is provided for the underground excavation construction of the metro station under the complex environment condition of the central city, is applicable to the central city of complex environment, especially under the condition of the limitation of the ground large excavation, and the implementability is strong, the risk is small, realizes the goal of less relocation, less excavation, less pipeline relocation, less disturbance of the people and the economy.
[0018] The above description is only a summary of the technical scheme of the utility model, in order to more clearly understand the technical means of the utility model, and can be implemented according to the content of the specification, and in order to let the above and other purposes, characteristics and advantages of the utility model can be more obvious and easy to understand, the utility model is further explained in detail in the following combined with the drawings and examples, obviously, the described example is a part of the embodiment of the utility model, not all embodiments. The full standard section in the utility model refers to the full station main body structure section between the two end wells, or the full station main body structure section between the starting well and the receiving well. BRIEF DESCRIPTION OF DRAWINGS
[0019] Figure 1 It is the horizontal section structure diagram of the first tunnel and the second tunnel of the utility model metro station;
[0020] Figure 2 It is the longitudinal section structure diagram of the utility model metro station;
[0021] Figure 3 It is the general plane layout of the utility model metro station;
[0022] Figure 4 It is the section view of the entrance and station hall (step ladder) of the utility model metro station;
[0023] Figure 5 It is the three-dimensional effect diagram of the utility model metro station;
[0024] Figure 6 It is the section three-dimensional effect diagram of the utility model metro station;
[0025] Figure 7 It is the first tunnel main body pipe section structure diagram of the utility model;
[0026] Figure 8 Figure 1 is a tunnel opening pipe joint and entrance passage connection structure diagram of the utility model;
[0027] Figure 9 For Figure 8 Figure 2 is a middle A part enlarged view;
[0028] Figure 10 For Figure 8 Figure 3 is a middle B part enlarged view.
[0029] The corresponding names of various signs in the figure are:
[0030] 1. No. 1 tunnel, 11. Station hall layer, 12. Station platform layer,
[0031] 13. Middle plate, 14. Main body pipe joint, 141. U-shaped pipe piece,
[0032] 142. One character pipe piece, 143. Middle beam, 144. Steel member,
[0033] 145. Steel plate, 15. Tunnel opening pipe joint, 2. No. 2 tunnel,
[0034] 21. Station platform layer, 3. End shaft, 4. Connecting passage,
[0035] 5. Entrance and exit, 6. Entrance and exit passage, 71. Escalator,
[0036] 72. Vertical elevator, 73. Staircase, 81. Gate machine,
[0037] 82. Security check machine, 83. Automatic ticket selling and taking machine. DETAILED DESCRIPTION
[0038] A kind of full standard section section adopts rectangular section L-shaped combination subway station, such as Figures 1-6As shown, it comprises a first tunnel 1, a second tunnel 2, and two end shafts 3. The first tunnel 1 and the second tunnel 2 are parallel to each other, and the two ends of the first tunnel 1 and the second tunnel 2 are connected to each other through the two end shafts 3. The first tunnel 1 is internally provided with a middle plate 13, which divides the internal space of the first tunnel 1 into two layers, the upper layer being a station hall layer 11 and the lower layer being a platform layer 12. The middle plate 13 is provided with a plurality of through holes along the length direction, and the first tunnel 1 can be provided with escalators 71, vertical elevators 72 and / or step ladders 73 at the through holes to realize the up-and-down communication between the station hall layer 11 and the platform layer 12, and facilitate passengers to enter the platform layer to take the train. Among them, the escalators 71 and the step ladders 73 can be arranged longitudinally or side by side according to the actual situation. The second tunnel 2 is a single-layer tunnel provided with only one platform layer 21, and the height of the second tunnel 2 is lower than that of the first tunnel 1. The first tunnel 1 and the second tunnel 2 are partially connected (the partial connection can be understood as being connected through a plurality of communication passages 4 between the two end shafts 3 and / or at one or more positions between the two end shafts 3, which facilitates passengers to transfer between the platforms of the first tunnel 1 and the second tunnel 2), and form an L-shaped combined structure in the cross section. The first tunnel 1 is further provided with an entrance and exit 5 outside the first tunnel 1 and between the two end shafts 3, and the entrance and exit 5 is connected to the station hall layer 11 through an entrance and exit passage 6 to facilitate personnel to enter the station to take the train. In the case where the entrance and exit passage 6 and the entrance and exit 5 are arranged on both sides of the first tunnel 1, the entrance and exit passages 6 on both sides are staggered and not located on the same cross section. The end shaft 3 corresponds to the first tunnel 1 and also adopts a double-layer structure, and is internally provided with escalators 71, vertical elevators 72 and / or step ladders 73 to facilitate passengers to switch between the layers and realize the switching between the station hall layer 11 and the two platform layers 12, 21 of the first tunnel 1. According to the needs, the entrance and exit 5 and the entrance and exit passage 6 can be arranged outside the end shaft 3, and the entrance and exit passage 6 connects the entrance and exit 5 and the end shaft to facilitate personnel to enter the station to take the train. Among them, the corresponding equipment for entering and exiting the station to take the train, such as the entrance and exit gate 81, the security inspection machine 82, and the automatic ticket selling and taking machine 83, can be arranged on the station hall layer 11 according to the needs, or can be arranged at the corresponding positions of the end shaft 3, the entrance and exit passage 6, etc. In practical application, the specific architectural design and equipment layout inside the station can be flexibly arranged according to the actual situation and needs.
[0039] As preferred, in this embodiment, the widths of the first tunnel 1 and the second tunnel 2 are the same, and the height of the second tunnel 2 is about 1 / 2 of the height of the first tunnel 1. The second tunnel 2 is aligned with the bottom of the first tunnel 1, and the platform layers 12, 21 of the two tunnels are at the same height and are connected to each other through a plurality of communication passages 4 arranged between the two end shafts 3. The second tunnel 2 can be located on the left side or the right side of the first tunnel 1, of course, according to the actual situation, the second tunnel 2 can also be arranged on one side of the upper part of the first tunnel 1 to form an L-shaped combined structure, and the platform layer 21 thereof is at the same height as the station hall layer 11 of the first tunnel 1.
[0040] As preferred, as shown in the drawings, the main pipe section 14 and the hole pipe section 15 of the first tunnel 1 are both prefabricated and assembled, and the main pipe section of the second tunnel is a pipe section with an application number of 2024223273341. Figures 7-10 As shown in the drawings, the main pipe section 14 of the first tunnel 1 is composed of two U-shaped pipe pieces 141, two one-character pipe pieces 142 and a middle beam 143, the two U-shaped pipe pieces 141 are connected to form a rectangular pipe section through the two one-character pipe pieces 142, and the two ends of the middle beam 143 are connected to the one-character pipe pieces 142 on both sides in the rectangular pipe section. Among them, the two ends of the U-shaped pipe piece 141 are different in height, the two ends of the U-shaped pipe piece 141 and the one-character pipe piece 142 are pre-buried with steel members 144, and the steel members 144 are connected with the main reinforcement in the pipe piece through the welding rib, and the steel members 144 are also provided with notches and bolt holes for the quick connection between the adjacent two pipe pieces. The one side surface of the one-character pipe piece 142 is pre-buried with a steel plate 145, the inner side of the steel plate 145 is welded with a bolt nail, and the two ends of the middle beam 143 are also pre-buried with a steel plate 145. The side surface of the one-character pipe piece 152 is welded and connected with the end surface of the middle beam 143 through the two steel plates 145. When the pipe section of the first tunnel is assembled, the adjacent two main pipe sections are assembled with staggered joints at the end of the U-shaped pipe piece 141. When the first tunnel 1 needs to be connected with the communication channel or the entrance and exit channel in the lateral direction, the hole pipe section 15 is used, which is basically the same as the main pipe section 14, except that one of the one-character pipe pieces 142 on the pipe section adopts the above structure, and the other one-character pipe piece 142 adopts a two-section assembly structure. One of the two sections is disassembled to form a lateral hole, and the specific structure of the detachable part can refer to the structure of the opening part of the second tunnel.
[0041] The utility model discloses a two tunnels with different heights are formed L shape combination structure on the section, thereby, the utility model subway station can be through two shield machines or pipe jacking machine of existing specification vertical combination tunneling construction first tunnel, through a shield or pipe jacking machine construction second tunnel, and respectively realize first tunnel and second tunnel from the whole penetration of the well to the well, form the construction of the whole standard section section with rectangular section L shape combination. Through the communication structure that sets up between the station hall layer and the platform layer of first tunnel, realize the personnel from station hall layer reaches platform layer and goes up the car, through first tunnel and second tunnel for local intercommunication and carries out the interval transfer of the train, thereby, the utility model can effectively satisfy the station building layout and functional demand, simultaneously, the project can be implemented, only excavates little ground, can reduce ground demolition, reduces the construction risk, reduces the pipeline relocation, the influence of ground environment and traffic is little, the practicality is strong, the economy is superior, and the method has good adaptability, provides a new quality green construction mode for the subway station construction of the core area of the center city, especially the cultural and ancient city, and is of great significance.
[0042] The utility model is not limited to the above specific embodiment, and for ordinary skilled person in the art, starting from the above concept, without creative labor, all kinds of changes made fall within the protection scope of the utility model.
Claims
1. A subway station having a full standard section with a rectangular section L-shaped combination, characterized in that, The tunnel comprises a first tunnel, a second tunnel, and two end shafts; the first tunnel and the second tunnel are parallel to each other, and the two ends of the first tunnel and the second tunnel are connected through the two end shafts; the first tunnel is internally provided with a middle plate, which separates the internal space of the first tunnel into two layers, an upper layer as a station hall layer and a lower layer as a platform layer, and a communication structure is arranged between the station hall layer and the platform layer; the second tunnel is a single-layer tunnel provided with only one platform layer, and the height of the second tunnel is lower than that of the first tunnel; the first tunnel and the second tunnel are locally communicated, and form an L-shaped combined structure in the cross section.
2. A subway station having a full standard section with a rectangular section L-shaped combination according to claim 1, characterized in that, The platform layer of the second tunnel is at the same height as the platform layer of the first tunnel, and the two platform layers are communicated with each other through a plurality of communication channels arranged between the two end shafts and the first tunnel and the second tunnel.
3. A subway station having a full standard section with a rectangular section L-shaped combination according to claim 1, characterized in that, The middle plate is provided with a plurality of through holes, and the through holes of the middle plate of the first tunnel are provided with escalators, vertical elevators, and / or staircases to realize the up-and-down communication between the station hall layer and the platform layer.
4. A subway station having a full standard section with a rectangular section L-shaped combination according to claim 1, characterized in that, The outer side of the first tunnel is provided with a plurality of entrances and exits, and the plurality of entrances and exits are respectively communicated with the end shafts or the station hall layer through corresponding entrance and exit channels.
5. A full standard section subway station according to claim 4, characterized in that, The entrance and exit channels arranged on the two sides of the first tunnel are not located on the same cross section.
6. A subway station having a full standard section with a rectangular section L-shaped combination according to claim 4, characterized in that, The entrance and exit channels serve as the arrangement space of part of the equipment of the station, and are provided with ticket vending machines and security equipment.
7. A subway station having a full standard section with a rectangular section L-shaped combination according to claim 1, characterized in that, The main pipe sections of the first tunnel are all prefabricated and assembled structures, comprising two U-shaped pipe pieces, two straight pipe pieces, and a middle beam, the two U-shaped pipe pieces are connected to form a rectangular pipe section through the two straight pipe pieces, and the two ends of the middle beam are connected to the straight pipe pieces on the two sides in the rectangular pipe section.
8. A full standard section subway station according to claim 7, characterized in that, The two ends of the U-shaped pipe piece are different in height, steel members are pre-buried in the two ends of the U-shaped pipe piece and the straight pipe piece, and the steel members are provided with notches and bolt holes.
9. A full standard section subway station according to claim 7, characterized in that, A steel plate is pre-buried on one side surface of the straight pipe piece, and pegs are welded on the inner side of the steel plate; the two ends of the middle beam are also pre-buried with steel plates, and the side surface of the straight pipe piece and the end surface of the middle beam are welded and connected through the two steel plates.
10. A subway station having a full standard section with a rectangular section L-shaped combination according to claim 1, characterized in that, Part of the space at the two ends of the end shaft and the station hall layer serves as the arrangement space of part of the equipment of the station.