CN111560979A - Underground parking garage and urban tunnel co-construction structure - Google Patents
Underground parking garage and urban tunnel co-construction structure Download PDFInfo
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- CN111560979A CN111560979A CN202010069146.7A CN202010069146A CN111560979A CN 111560979 A CN111560979 A CN 111560979A CN 202010069146 A CN202010069146 A CN 202010069146A CN 111560979 A CN111560979 A CN 111560979A
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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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- Lining And Supports For Tunnels (AREA)
Abstract
The invention discloses a combined construction structure of an underground parking garage and an urban tunnel, which consists of an underground one-layer parking garage, an underground two-layer urban tunnel and an underground continuous wall. A row of garage upright posts are longitudinally arranged at the center of the underground parking garage, the upper parts of the garage upright posts are connected with a garage top longitudinal beam, and the lower parts of the garage upright posts are connected with a tunnel mid-partition wall. The underground two-layer city tunnel is provided with a left line underground road and a right line underground road on two sides of a partition wall in the tunnel, and the left line underground road and the right line underground road are overlapped with an underground continuous wall into a double-layer rectangular frame structure by adopting a mode that the structures are shared by plates and the outer edges of side walls are aligned. The co-constructed structure constructed by the invention can simultaneously solve the social problems of difficulty in parking in cities and traffic jam, improve the utilization rate of urban public underground space and realize a simple and reasonable force transmission mode.
Description
Technical Field
The invention belongs to the field of urban underground engineering and traffic engineering design, and particularly relates to a combined construction structure of an underground parking garage and an urban tunnel.
Background
With the increasingly outstanding contradiction between the urbanization process of China and the shortage of urban land, the development and utilization of underground space become a necessary way for solving the sustainable development of cities in the future. The construction of municipal tunnels, rail transit, underground parking lots, comprehensive pipe galleries and the like by using underground spaces has become a mainstream way for solving the social public problems of traffic jam, parking difficulty, disordered pipe networks and the like of large and medium-sized cities.
The phenomenon of centralized construction of a plurality of underground projects generally exists in a core region of a city under the restriction of a planning land boundary. However, the mutual influence of the adjacent construction of different underground projects is large, and the project construction difficulty and the implementation risk are aggravated. In order to improve safety, economy and functionality of underground space development and utilization, intensive development and integration of a plurality of underground works are established as a mainstream research direction. At present, the integrated construction based on urban tunnels faces the problems of insufficient exploration depth and less practical engineering application, in particular to deep-buried tunnel engineering of lake and river crossing. Therefore, it is urgently needed to develop a new urban tunnel co-construction mode to meet the requirements of traffic passage and other social functions in a limited underground space.
Disclosure of Invention
The invention aims to provide a combined construction structure of an underground parking garage and an urban tunnel, which overcomes the quality safety problem caused by repeated excavation of a plurality of underground projects on the premise of simultaneously meeting the traffic passing function and the resident parking function, improves the utilization rate of underground spaces, reduces the project investment and promotes the integrated construction of the urban underground projects.
The purpose of the invention is realized by the following technical scheme:
the utility model provides a structure is built jointly to underground garage parking and urban tunnel, comprises one deck underground garage parking, two layers of underground urban tunnels and underground continuous wall, and one row of garage stand is arranged at the centre along vertical in the one deck underground garage parking along the centre, and garage stand top links to each other with garage top longeron, and the below links to each other with tunnel mid-board, parking passageway, parking stall are arranged at garage stand both sides in the one deck underground garage parking, two layers of underground urban tunnels set up left and right line underground road in tunnel mid-board both sides, and two layers of underground urban tunnels in the one deck underground garage parking, underground urban tunnel are through adopting the mode that the structure shares board, side wall outside aligns, superposes with underground continuous wall and becomes double-.
Furthermore, the underground parking garage of the underground layer is in a single-column double-span section form, the structural width of the garage upright column is the same as that of the partition wall in the tunnel, and the garage side wall is provided with the tunnel door hidden beam and the tunnel door hidden column at the position of the entrance or the communication passage.
Furthermore, the underground two-layer urban tunnel is in a box-type double-hole section form, and partition wall hidden columns with the same size are arranged below the garage upright columns on the partition wall in the tunnel.
Further, the length of the underground continuous wall is determined together with the anti-floating safety of the underground structure according to the stability of the enclosure structure, and the thickness of the garage side wall is not larger than that of the tunnel side wall.
Furthermore, the plane position relationship of the underground parking garage at the first floor and the underground urban tunnel at the second floor is kept consistent, and the vertical design elevations are mutually independent.
Furthermore, annular induction seams are arranged in the co-building structure along the longitudinal direction, the annular induction seams avoid seams of the underground continuous wall, and the intervals of the induction seams are comprehensively determined according to geological conditions and upper load conditions.
Furthermore, the underground parking garage of the first floor is independent of an electromechanical equipment system and a disaster prevention rescue system of the underground urban tunnel of the second floor.
The above further technical solutions can be used in combination.
The parking demand of the urban tunnel and the surrounding districts is combined into an integral scheme, and the parking system has the beneficial effects that:
(1) the high-risk operation of repeated excavation of underground engineering is avoided, the adverse effect on social environment is reduced, the design and construction can be carried out simultaneously, the construction period is shortened, and the utilization rate of underground space is improved;
(2) the scale of the underground parking garage can be flexibly adjusted according to the parking requirements of urban residents, the connection conditions of surrounding land blocks and the like;
(3) the structure force transfer system is simple and reasonable, can bear large overlying load, and can meet the construction requirements of low-rise buildings;
(4) the engineering quantity of the side wall of the garage and the side wall of the tunnel is reduced, extra structural anti-floating measures are not needed, and the engineering investment is saved;
(5) the longitudinal sections of the structure are reasonably connected through the annular induced seams, so that the influence of uneven deformation of the structure during operation is reduced;
(6) electromechanical equipment and a disaster prevention rescue system of the underground one-layer parking garage and the underground two-layer urban tunnel are not interfered with each other, and the underground two-layer urban tunnel is easy to manage and maintain.
Drawings
FIG. 1 is a schematic cross-sectional view of the structure of the present invention;
FIG. 2 is a schematic plan view of the structure of the present invention (top view of underground one-storey parking garage);
fig. 3 is a schematic longitudinal section of the structure of the present invention.
In the figure: 1. the system comprises an underground parking garage at one layer, an underground urban tunnel at two layers, an underground continuous wall at 3 degrees, a garage top plate at 4 degrees, a garage bottom plate at 5 degrees, a tunnel bottom plate at 6 degrees, a garage top longitudinal beam at 7 degrees, a garage upright post at 8 degrees, a tunnel middle partition wall at 9 degrees, a garage side wall at 10 degrees, a tunnel side wall at 11 degrees, a partition wall hidden post at 12 degrees, a hole door hidden beam at 13 degrees, a hole door hidden post at 14 degrees, a circular induced seam at 15 degrees, a garage entrance or a communication channel at 16 degrees, and a tunnel fan section at 17 degrees.
Detailed Description
According to the attached drawings 1-3, the embodiment provides a combined construction structure of an underground parking garage and an urban tunnel, which is composed of the underground parking garage 1, the urban tunnel 2 and an underground continuous wall 3. The underground parking garage 1 on the first floor and the underground urban tunnel 2 on the second floor are overlapped with the underground continuous wall 3 into a double-layer rectangular frame structure by adopting a mode that the structures are shared by plates and the outer edges of the side walls are aligned.
In order to facilitate the traffic conversion with ground roads or the reasonable connection with the underground parking garages in the surrounding plots, the underground parking garages 1 in the first floor are arranged above the urban tunnels 2 in the second floor. The underground parking garage 1 is in a single-column double-span section form, the garage upright post 8 is arranged in the center, and the garage upright post 8 is effectively connected with the garage top longitudinal beam 7 and the tunnel intermediate wall 9. The underground parking garage 1 is provided with parking channels and parking spaces on two sides of a garage upright post 8. The parking space arrangement mode can be according to the clear width of the structure of underground one-storey garage 1, combines the use convenience, the travelling comfort, selects for use parallel, the formula of declining or the vertical type in a flexible way. The cross section size of the underground parking garage 1 and the longitudinal distance of the garage columns 8 are determined by the using function of the garage, the type of the vehicle, disaster prevention and evacuation, electromechanical installation, internal decoration and the like.
Considering the design requirement of underground roads and the feasibility of engineering implementation, and fully improving the utilization rate of underground space, the underground two-layer urban tunnel 2 is arranged below the underground one-layer parking garage 1. The underground two-layer urban tunnel 2 is in a box-type double-hole section form and is divided into an upper underground road and a lower underground road by adopting a tunnel intermediate wall 9. Tunnel mid-board 9 with garage stand 8 width is the same, sets up the same partition wall hidden column 12 of size according to garage stand 8 projection area in the tunnel mid-board 9, guarantees that vertical power transmission route is clear, improves the whole security of structure. The cross section size of the underground two-layer urban tunnel 2 is determined by the requirements of lane scale, driving clearance, equipment clearance, disaster prevention and evacuation, electromechanical installation, interior decoration and the like.
In this embodiment, on the premise of meeting the functional requirements, the vertical section lines of the underground parking garage 1 on the first floor and the underground urban tunnel 2 on the second floor should be fitted. As shown in fig. 3, in the preferable combined construction structure of the underground garage and the urban tunnel, the arrangement space of underground pipelines is fully enlarged by turning up the longitudinal beam 7 on the top of the garage. The garage top plate 4 is horizontally arranged, the garage bottom plate 5 and the tunnel bottom plate 6 are designed into the same road with the smallest longitudinal slope, the change range of the vertical structure size is effectively controlled, the longitudinal uneven settlement of the structure is reduced, and meanwhile, the drainage problem of the underground parking garage 1 and the underground urban tunnel 2 is also solved.
According to attached drawing 1, the underground parking garage and urban tunnel combined construction structure adopts open cut construction, and a foundation pit enclosure structure adopted during construction is an underground continuous wall 3. The length of the underground continuous wall is comprehensively determined according to the geological conditions, the building envelope system and the integral anti-floating stability of the structure. The underground continuous wall 3 is embedded with steel bar connectors at corresponding elevations of the garage top plate 4, the garage bottom plate 5 and the tunnel bottom plate 6 to form a superposed wall with the garage side wall 10 and the tunnel side wall 11. Because the underground parking garage 1 at the first floor is buried shallowly and the horizontal acting force of the surrounding soil body is relatively small, the thickness of the garage side wall 10 can be smaller than that of the tunnel side wall 11.
According to the specific requirement of stress, the garage side wall 10 and the garage top plate 4 node, the tunnel side wall 11 and the tunnel bottom plate 6 node, the garage top longitudinal beam 7 and the garage upright post 8 node, the garage top longitudinal beam 7 and the garage top plate 4 node, and the tunnel mid-partition wall 9 and the tunnel bottom plate 6 node are subjected to strengthening treatment, so that the shearing resistance of the structure is enhanced.
According to the attached drawings 2 and 3, in the embodiment, a plurality of annular induction seams 15 are longitudinally arranged along the co-constructed structure, and the distance between the annular induction seams 15 is determined according to geological conditions and structural section forms by taking adaptation to structural uneven deformation as a principle. The annular induction seam 15 is arranged at the position with smaller structural shearing force and avoids the seam of the underground continuous wall 3.
The above-mentioned underground parking garage should be equipped with the access & exit or communicating channel 16, its quantity and position should be determined according to parking quantity and peripheral land planning synthesis. When the garage side wall 10 is poured at the position of an entrance or a connecting channel, an opening hidden beam 13 and an opening hidden column 14 are arranged, and long-term communication conditions are reserved.
According to the attached figure 2, the preferable underground garage and urban tunnel combined construction structure is characterized in that a tunnel fan section 17 adopts a side wall niche design mode, and a jet fan is hung on a tunnel side wall 11. The size of the side niche is determined by jet fan performance parameters which are comprehensively determined according to a tunnel ventilation and smoke exhaust scheme and the number of fan sections.
The above description is only for the purpose of illustrating the present invention and is not to be construed as limiting the invention, and all equivalent variations and modifications based on the technical features of the present invention, which are obvious to those skilled in the art, are included in the scope of the present invention.
Claims (8)
1. The utility model provides an underground garage parking constructs with city tunnel is built jointly which characterized in that: the garage comprises an underground one-layer parking garage (1), an underground two-layer city tunnel (2) and an underground continuous wall (3), wherein the underground one-layer parking garage (1) is longitudinally provided with a row of garage upright posts (8) in the center, the upper parts of the garage upright posts (8) are connected with a garage top longitudinal beam (7), the lower parts of the garage upright posts are connected with a tunnel middle partition wall (9), the underground one-layer parking garage (1) is provided with parking passages and parking spaces on two sides of the garage upright posts (8), the underground two-layer city tunnel (2) is provided with a left line and a right line underground road on two sides of the tunnel middle partition wall (9), and the underground one-layer parking garage (1) and the underground two-layer city tunnel (2) are overlapped into a double-layer rectangular frame structure with the underground continuous wall (3) by.
2. The underground parking garage and urban tunnel co-building structure according to claim 1, wherein: the underground parking garage (1) is in a single-column double-span section form, the structural width of a garage upright post (8) is the same as that of a tunnel intermediate wall (9), and a hole door hidden beam (13) and a hole door hidden column (14) are reserved in the position of a garage entrance or a garage side wall (10) of a communication channel (16).
3. The underground parking garage and urban tunnel co-building structure according to claim 1, wherein: the underground two-layer urban tunnel (2) is in a box-type double-hole section form, and a partition wall hidden column (12) with the same size is arranged below the garage upright column (8) on the tunnel mid-partition wall (9).
4. The underground parking garage and urban tunnel co-building structure according to claim 1, wherein: the length of the underground continuous wall (3) is determined together with the anti-floating safety of the underground structure according to the stability of the enclosure structure, and the thickness of the garage side wall (10) is not more than that of the tunnel side wall (11).
5. The underground parking garage and urban tunnel co-building structure according to claim 1, wherein: the plane position relation of the underground parking garage (1) on the first floor and the underground urban tunnel (2) on the second floor is kept consistent, and the vertical design elevations are mutually independent.
6. The underground parking garage and urban tunnel co-building structure according to claim 1, wherein: the co-building structure is longitudinally provided with annular induction seams (15), and the annular induction seams (15) avoid seams of the underground continuous wall (3).
7. The underground parking garage and urban tunnel co-building structure according to claim 1, wherein: the underground one-layer parking garage (1) is independent of an electromechanical equipment system and a disaster prevention rescue system of the underground two-layer urban tunnel (2).
8. The underground parking garage and urban tunnel co-building structure according to claim 1, wherein: the underground parking garage and urban tunnel combined construction structure is constructed by adopting an open cut method.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202010069146.7A CN111560979A (en) | 2020-01-21 | 2020-01-21 | Underground parking garage and urban tunnel co-construction structure |
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202010069146.7A CN111560979A (en) | 2020-01-21 | 2020-01-21 | Underground parking garage and urban tunnel co-construction structure |
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| CN111560979A true CN111560979A (en) | 2020-08-21 |
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| CN202010069146.7A Pending CN111560979A (en) | 2020-01-21 | 2020-01-21 | Underground parking garage and urban tunnel co-construction structure |
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Citations (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPH01210598A (en) * | 1988-02-19 | 1989-08-24 | Aoki Corp | Construction work of underground space |
| CN103953066A (en) * | 2014-04-02 | 2014-07-30 | 中交公路规划设计院有限公司 | Novel combined type traffic tunnel |
| CN206070562U (en) * | 2016-08-17 | 2017-04-05 | 广州地铁设计研究院有限公司 | Subassembly formula underground structure |
| CN109944273A (en) * | 2019-03-07 | 2019-06-28 | 中国电建集团华东勘测设计研究院有限公司 | A kind of city tunnel, track traffic regional tunnel and pipe gallery build structure jointly |
| CN110512647A (en) * | 2019-08-28 | 2019-11-29 | 北京工业大学 | A kind of partial assembled formula Metro Station Structure design and construction method |
| CN211948551U (en) * | 2020-01-21 | 2020-11-17 | 中国电建集团华东勘测设计研究院有限公司 | Underground parking garage and urban tunnel co-construction structure |
-
2020
- 2020-01-21 CN CN202010069146.7A patent/CN111560979A/en active Pending
Patent Citations (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPH01210598A (en) * | 1988-02-19 | 1989-08-24 | Aoki Corp | Construction work of underground space |
| CN103953066A (en) * | 2014-04-02 | 2014-07-30 | 中交公路规划设计院有限公司 | Novel combined type traffic tunnel |
| CN206070562U (en) * | 2016-08-17 | 2017-04-05 | 广州地铁设计研究院有限公司 | Subassembly formula underground structure |
| CN109944273A (en) * | 2019-03-07 | 2019-06-28 | 中国电建集团华东勘测设计研究院有限公司 | A kind of city tunnel, track traffic regional tunnel and pipe gallery build structure jointly |
| CN110512647A (en) * | 2019-08-28 | 2019-11-29 | 北京工业大学 | A kind of partial assembled formula Metro Station Structure design and construction method |
| CN211948551U (en) * | 2020-01-21 | 2020-11-17 | 中国电建集团华东勘测设计研究院有限公司 | Underground parking garage and urban tunnel co-construction structure |
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Application publication date: 20200821 |
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