CN209816911U - Assembled concrete utility tunnel structure - Google Patents
Assembled concrete utility tunnel structure Download PDFInfo
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- CN209816911U CN209816911U CN201920174270.2U CN201920174270U CN209816911U CN 209816911 U CN209816911 U CN 209816911U CN 201920174270 U CN201920174270 U CN 201920174270U CN 209816911 U CN209816911 U CN 209816911U
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Abstract
The utility model relates to an assembled concrete utility tunnel structure, utility tunnel constitute by a plurality of prefabs and mainly include precast concrete components such as arc vault, arc side wall, inverted arch, waterproof shock-absorbing layer, piping lane main part, U type bolt, lining tongue-and-groove and assemble the construction, the beneficial effects of the utility model are that reduce underground structure construction cost by a wide margin, rationally distributed, both guarantee the function, guarantee the atress again, the antidetonation is waterproof, still compromise the production, the transportation and the construction of component in addition. The connection of all parts is simpler, safer, more efficient and durable, the application range is wide, the construction is convenient, the construction speed is high, the economic effect is good, and the influence on urban traffic and living environment in the construction process is avoided by the pipe jacking method.
Description
Technical Field
The utility model belongs to the technical field of the building, especially, relate to an assembled concrete utility tunnel structure.
Background
The prefabricated concrete building is a building with a concrete structure designed and built in a field assembly mode, wherein the prefabricated concrete components are mainly produced in a factory. The assembly method of the member generally comprises the steps of on-site post-pouring laminated concrete, steel bar anchoring post-pouring concrete connection and the like, and the steel bar connection can adopt the methods of sleeve grouting connection, welding, mechanical connection, reserved hole lap joint and the like. At present, urban traffic construction is as good as possible, with the further promotion of the strategy of comprehensive pipe galleries and sponge cities by the nation, the major cities and the middle-sized cities in China must start a new turn of climax of underground engineering construction, and due to scarcity of underground spaces, the urban underground comprehensive body integrating urban underground comprehensive pipe galleries, urban underground express highways and urban underground building spaces is in great demand.
The development and utilization history of the underground space of foreign cities is long, and the underground space is mostly represented by an underground space complex type integrating large underground transportation hubs, commercial facilities, parking lots and various transportation modes. Internationally, the development and construction of underground spaces in Japan and Europe and America are leading, and the first advocates and proposes the comprehensive and three-dimensional development concept of underground cities and urban underground spaces. Generally, underground space complexes including various traffic modes or various functions appear in many countries, and urban underground complex types including urban underground comprehensive pipe galleries, urban underground expressways and urban underground building spaces are not seen yet. Therefore, the development of underground space complex is urgently needed to adapt to national green building and sustainable development strategy. Due to poor structural integrity, leakage, cracks and other reasons, the cast-in-place concrete structure gradually replaces the hidden dangers and defects which affect the structural safety and normal use. However, with the application of the currently emerging prefabricated concrete structure, especially with the introduction of a plurality of foreign advanced technologies in recent years, a new technology for constructing a native prefabricated concrete structure is gradually formed.
At present, the construction cost of underground works is still high, especially the whole spatial layout of the underground comprehensive pipe gallery structure is difficult to be reasonable, the functions are guaranteed, the stress is guaranteed, in addition, the production, the transportation and the construction of components are also considered, and the connection on site is very difficult. And the shearing force problem of each layer of dry connection is more serious and is difficult to solve.
SUMMERY OF THE UTILITY MODEL
In order to solve the technical problem, the utility model provides an assembled concrete utility tunnel structure.
The utility model adopts the technical scheme as follows:
the utility model provides an assembled concrete utility tunnel structure, assembled concrete utility tunnel structure divide into the three-layer totally by outside to interior: the first layer is a primary support part and comprises an arc-shaped vault, arc-shaped side walls and an inverted arch, the arc-shaped vault is connected with the arc-shaped side walls on two sides of the arc-shaped vault through U-shaped bolts, and the arc-shaped side walls are connected with the inverted arch through U-shaped bolts; the second layer is a waterproof damping layer and is used for filling a gap between the primary support part of the first layer and the main body part of the third layer of the pipe gallery; the third layer is piping lane main part, and the piping lane main part includes: prefabricating a first structural plate, a second structural plate, a third structural plate, a fourth structural plate, a middle layer structural plate and a middle layer structural plate; the upper end of the first prefabricated structural plate is connected with one end of the second prefabricated structural plate through a U-shaped bolt; the lower end of the first prefabricated structural plate is connected with the upper end of the third prefabricated structural plate through a U-shaped bolt, the lower end of the third prefabricated structural plate is connected with one end of the fourth prefabricated structural plate through a U-shaped bolt, one end of the middle-layer structural plate is connected with the end of the first prefabricated structural plate through an expansion bolt, the other end of the middle-layer structural plate is connected with the middle of the middle-layer structural plate through an expansion bolt, and the middle-layer structural plates are symmetrically arranged in the pipe gallery main body in a left-right mode; the upper part of the middle structural plate is connected with the prefabricated structural plate cross through expansion bolts, and the lower part of the middle structural plate is connected with the prefabricated structural plate cross through expansion bolts.
Furthermore, a prefabricated connecting groove is formed in the lower end of the middle of the second prefabricated structural plate, and a prefabricated connecting groove is formed in the upper end of the middle of the fourth prefabricated structural plate; two bilaterally symmetrical prefabricated structural plates I are arranged on the single pipe gallery main body, and two bilaterally symmetrical prefabricated structural plates III are arranged on the single pipe gallery main body; the upper end and the lower end of the middle structural plate are provided with bulges which are respectively matched with prefabricated connecting grooves on a second prefabricated structural plate and a fourth prefabricated structural plate, the middle part of the middle structural plate and the lower end of the first prefabricated structural plate are respectively provided with a prefabricated step-shaped connecting groove, the step-shaped connecting grooves are used for being connected with the middle structural plate, the upper part of the middle structural plate is connected with the second prefabricated structural plate through expansion bolts penetrating through reserved bolt holes in the connecting grooves, and the lower part of the middle structural plate is connected with the four-way prefabricated structural plate through expansion bolts penetrating through the reserved bolt holes in the connecting grooves.
Furthermore, a first lining rabbet is arranged at the joint of the arc-shaped vault and the arc-shaped side wall; a second lining rabbet is arranged at the joint of the arc-shaped side wall and the inverted arch, and U-shaped bolt holes are reserved in the first lining rabbet and the second lining rabbet; the arc vault is connected with the arc side walls on the two sides of the arc vault through a U-shaped bolt which penetrates through a U-shaped bolt hole reserved in the lining rabbet I; the arc-shaped side wall is connected with the inverted arch through a U-shaped bolt penetrating through a U-shaped bolt hole reserved in the lining rabbet II.
Further, the filler inside the waterproof shock-absorbing layer is rubber concrete.
Further, the preliminary bracing part of assembled concrete utility tunnel structure is formed by a plurality of cell cube concatenations, and every cell cube length is 2 m.
Further, the longitudinal connection of piping lane main part all adopts U type bolted connection.
The utility model has the advantages that: the beneficial effects of the utility model are that reduce underground structure construction cost by a wide margin, rationally distributed, both guarantee the function, will guarantee the atress again, the antidetonation is waterproof, still compromise production, transportation and the construction of component in addition. The connection of all parts is simpler, safer, more efficient and durable, the application range is wide, the construction is convenient, the construction speed is high, the economic effect is good, and the influence on urban traffic and living environment in the construction process is avoided by the pipe jacking method.
Drawings
The present invention will be described in detail with reference to the following drawings and examples:
FIG. 1 is a front view of an assembled concrete utility tunnel structure;
FIG. 2 is a front view of a fabricated concrete utility tunnel structural pipe gallery body;
FIG. 3 is a schematic view of the connection of lining parts of the fabricated concrete comprehensive pipe gallery structure;
FIG. 4 is a schematic connecting view of a pipe gallery main body of the fabricated concrete comprehensive pipe gallery structure;
FIG. 5 is a detail view of the assembled concrete utility tunnel structure pipe gallery main body A;
FIG. 6 is a schematic cross-sectional view of a fabricated concrete utility tunnel structure pipe gallery main body B-B;
FIG. 7 is a detail view of the assembled concrete utility tunnel structure pipe gallery main body C;
FIG. 8 is a detail view of the assembled concrete utility tunnel structure pipe gallery main body D;
FIG. 9 is a detail view of the assembled concrete utility tunnel structure pipe gallery main body E;
FIG. 10 is a schematic structural view of a prefabricated structural panel;
FIG. 11 is a schematic structural view of a second prefabricated structural slab;
FIG. 12 is a schematic structural view of a prefabricated structural panel;
FIG. 13 is a schematic structural view of a prefabricated structural panel IV;
FIG. 14 is a schematic view of a middle layer structure plate;
fig. 15 is a schematic diagram of a structure of an intermediate structure.
In the figure, 1 is an arc vault; 2 is an arc-shaped side wall; 3 is an inverted arch; 4 is a waterproof shock-absorbing layer; 5 is a pipe gallery main body; 5-1 is a prefabricated structural slab I; 5-2 is a prefabricated structural slab II; 5-3 prefabricating a third structural plate; 5-4 is a prefabricated structural slab IV; 5-5 is a middle layer structure plate; 5-6 are intermediate structure plates; 6 is a U-shaped bolt; 7 is an expansion bolt; 8-1 is a lining rabbet I; 8-2 is a lining rabbet II; 9 is a connecting groove; 10 is a step-shaped connecting groove.
Detailed Description
To further illustrate the present invention, the following detailed description is given with reference to the accompanying drawings and examples.
Example (b): as shown in fig. 1-15, the fabricated concrete comprehensive pipe gallery structure comprises an arc-shaped arch crown 1, arc-shaped side walls 2, an inverted arch 3, a waterproof shock absorption layer 4, a pipe gallery main body 5, U-shaped bolts 6, expansion bolts 7, a lining rabbet I8-1 and a lining rabbet II 8-2.
The fabricated concrete comprehensive pipe gallery structure is totally divided into three layers from outside to inside:
the first layer is a primary support part and mainly comprises three parts: the novel building lining structure comprises an arc-shaped vault 1, arc-shaped side walls 2 and an inverted arch 3, wherein the arc-shaped vault 1 is connected with the arc-shaped side walls 2 on two sides of the arc-shaped vault through U-shaped bolts 6 penetrating bolt grooves reserved in lining rabbets, the arc-shaped side walls 2 are connected with the inverted arch 3 through the U-shaped bolts 6, and the lining rabbets have two types: and the lining rabbet I8-1 and the lining rabbet II 8-2 are used for jacking the prefabricated primary support member to a preset position by adopting a pipe jacking method in the construction process and connecting. The preliminary bracing part of assembled concrete utility tunnel structure is formed by a plurality of cell cube concatenations, and every cell cube length is 2 m.
The second floor is waterproof buffer layer 4, mainly used fills the space between first layer preliminary bracing part and the third floor pipe gallery main part, and main filler is rubber concrete, and its characteristic is: the waterproof performance is excellent, and the harm caused by earthquake is reduced.
The third layer is 5 parts of piping lane main part, and piping lane main part 5 mainly includes: 5-1 parts of a prefabricated structural slab I, 5-2 parts of a prefabricated structural slab II, 5-3 parts of a prefabricated structural slab III, 5-4 parts of a prefabricated structural slab IV, 5-5 parts of a middle-layer structural slab and 5-6 parts of a middle-layer structural slab; bolt holes are reserved at the connecting ends of the first prefabricated structural plate 5-1, the second prefabricated structural plate 5-2, the third prefabricated structural plate 5-3, the fourth prefabricated structural plate 5-4, the middle-layer structural plate 5-5 and the middle-layer structural plate 5-6; the prefabricated structural plate I5-1, the prefabricated structural plate II 5-2, the prefabricated structural plate III 5-3 and the prefabricated structural plate IV 5-4 are connected through a U-shaped bolt 6, the upper portion of the middle structural plate 5-6 is connected with the prefabricated structural plate II 5-2 through an expansion bolt 7 penetrating through a reserved bolt hole in a connecting groove 9, the lower portion of the middle structural plate 5-6 is connected with the prefabricated structural plate IV 5-4 through an expansion bolt 7 penetrating through a reserved bolt hole in the connecting groove 9, one end of the middle structural plate 5-5 is connected with the prefabricated structural plate I5-1 through an expansion bolt 7, the other end of the middle structural plate 5-5 is connected with the middle structural plate 5-6 through an expansion bolt 7, and the middle structural plates 5-5 are arranged in a left-right symmetrical mode.
A construction method of an assembly type concrete comprehensive pipe gallery structure comprises the following steps:
1) jacking the prefabricated primary support part to a predicted position by adopting a pipe jacking method for construction, and connecting;
2) splicing and assembling components at each part of the main body part of the pipe gallery;
3) and a waterproof damping layer is filled between the primary support part and the pipe gallery main body part.
Claims (6)
1. The utility model provides an assembled concrete utility tunnel structure which characterized in that: the fabricated concrete comprehensive pipe gallery structure is totally divided into three layers from outside to inside:
the first layer is a primary support part and comprises an arc-shaped vault (1), arc-shaped side walls (2) and an inverted arch (3), the arc-shaped vault (1) is connected with the arc-shaped side walls (2) on two sides of the arc-shaped vault through U-shaped bolts (6), and the arc-shaped side walls (2) are connected with the inverted arch (3) through the U-shaped bolts (6);
the second layer is a waterproof shock-absorbing layer (4) and is used for filling a gap between the primary support part of the first layer and the main body part of the third layer of the pipe gallery;
the third layer is piping lane main part (5) part, and piping lane main part (5) include: the method comprises the following steps of prefabricating a first structural plate (5-1), a second structural plate (5-2), a third structural plate (5-3), a fourth structural plate (5-4), a middle layer structural plate (5-5) and a middle layer structural plate (5-6); the upper end of the first prefabricated structural plate (5-1) is connected with one end of the second prefabricated structural plate (5-2) through a U-shaped bolt (6); the lower end of the first prefabricated structural plate (5-1) is connected with the upper end of the third prefabricated structural plate (5-3) through a U-shaped bolt (6), the lower end of the third prefabricated structural plate (5-3) is connected with one end part of the fourth prefabricated structural plate (5-4) through a U-shaped bolt (6),
one end of the middle layer structural plate (5-5) is connected with the end part of the prefabricated structural plate I (5-1) through an expansion bolt (7), the other end of the middle layer structural plate (5-5) is connected with the middle part of the middle layer structural plate (5-6) through the expansion bolt (7), and the middle layer structural plate (5-5) is arranged in the pipe gallery main body (5) in a left-right symmetrical mode; the upper part of the middle structural plate (5-6) is connected with the second prefabricated structural plate (5-2) through an expansion bolt (7), and the lower part of the middle structural plate (5-6) is connected with the fourth prefabricated structural plate (5-4) through an expansion bolt (7).
2. The fabricated concrete utility tunnel structure of claim 1, wherein: the lower end of the middle part of the second prefabricated structural plate (5-2) is provided with a prefabricated connecting groove (9), and the upper end of the middle part of the fourth prefabricated structural plate (5-4) is provided with the prefabricated connecting groove (9);
two first prefabricated structural plates (5-1) which are symmetrical left and right are arranged on the single pipe gallery main body (5), and two third prefabricated structural plates (5-3) which are symmetrical left and right are arranged on the single pipe gallery main body (5);
the upper end and the lower end of the middle structure plate (5-6) are provided with bulges which are respectively matched with prefabricated connecting grooves (9) on a second prefabricated structure plate (5-2) and a fourth prefabricated structure plate (5-4), the middle part of the middle structure plate (5-6) and the lower end of a first prefabricated structure plate (5-1) are respectively provided with a prefabricated step-shaped connecting groove (10), the step-shaped connecting groove (10) is used for being connected with the middle structure plate (5-5), the upper part of the middle structure plate (5-6) is connected with the second prefabricated structure plate (5-2) through an expansion bolt (7) penetrating through a reserved bolt hole in the connecting groove (9), and the lower part of the middle structure plate (5-6) is connected with the fourth prefabricated structure plate (5-4) through the expansion bolt (7) penetrating through the reserved bolt hole in the connecting groove (9).
3. The fabricated concrete utility tunnel structure of claim 1, wherein: a lining rabbet I (8-1) is arranged at the joint of the arc vault (1) and the arc side wall (2); a lining rabbet II (8-2) is arranged at the joint of the arc-shaped side wall (2) and the inverted arch (3), and U-shaped bolt holes are reserved in the lining rabbet I (8-1) and the lining rabbet II (8-2); the arc vault (1) is connected with the arc side walls (2) at the two sides of the arc vault through U-shaped bolts (6) which pass through U-shaped bolt holes reserved in a lining rabbet I (8-1); the arc-shaped side wall (2) is connected with the inverted arch (3) through a U-shaped bolt (6) which penetrates through a U-shaped bolt hole reserved in the lining rabbet II (8-2).
4. The fabricated concrete utility tunnel structure of claim 1, wherein: the filler in the waterproof shock-absorbing layer (4) is rubber concrete.
5. The fabricated concrete utility tunnel structure of claim 1, wherein: the preliminary bracing part of assembled concrete utility tunnel structure is formed by a plurality of cell cube concatenations, and every cell cube length is 2 m.
6. The fabricated concrete utility tunnel structure of claim 1, wherein: the longitudinal connection of the pipe gallery main body (5) is connected by U-shaped bolts (6).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201920174270.2U CN209816911U (en) | 2019-01-31 | 2019-01-31 | Assembled concrete utility tunnel structure |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201920174270.2U CN209816911U (en) | 2019-01-31 | 2019-01-31 | Assembled concrete utility tunnel structure |
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| Publication Number | Publication Date |
|---|---|
| CN209816911U true CN209816911U (en) | 2019-12-20 |
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201920174270.2U Expired - Fee Related CN209816911U (en) | 2019-01-31 | 2019-01-31 | Assembled concrete utility tunnel structure |
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| Country | Link |
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| CN (1) | CN209816911U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN111236305A (en) * | 2020-01-08 | 2020-06-05 | 江苏建研建设工程质量安全鉴定有限公司 | Prefabricated flexible waterproof antidetonation tube coupling system suitable for utility tunnel |
-
2019
- 2019-01-31 CN CN201920174270.2U patent/CN209816911U/en not_active Expired - Fee Related
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN111236305A (en) * | 2020-01-08 | 2020-06-05 | 江苏建研建设工程质量安全鉴定有限公司 | Prefabricated flexible waterproof antidetonation tube coupling system suitable for utility tunnel |
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| GR01 | Patent grant | ||
| GR01 | Patent grant | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20191220 Termination date: 20220131 |
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| CF01 | Termination of patent right due to non-payment of annual fee |