CN208039269U - A kind of three-layer pipe corridor section foundation pit supporting construction - Google Patents
A kind of three-layer pipe corridor section foundation pit supporting construction Download PDFInfo
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- CN208039269U CN208039269U CN201820507381.6U CN201820507381U CN208039269U CN 208039269 U CN208039269 U CN 208039269U CN 201820507381 U CN201820507381 U CN 201820507381U CN 208039269 U CN208039269 U CN 208039269U
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Abstract
The utility model discloses a kind of three-layer pipe corridor section foundation pit supporting constructions, including foundation pit, the bored concrete pile in foundation pit both sides, the steel waist rail that is connected on bored concrete pile and the pile-anchor retaining being connected with steel waist rail are set, three-layer pipe corridor section is provided in the middle part of foundation pit, bored concrete pile upper inner is equidistantly connected with five steel waist rails from top to bottom, steel waist rail bottom is equipped with steel bracket, steel waist rail connects pile-anchor retaining, and pile-anchor retaining is made of first of anchor pole, second anchor pole, third road anchor pole, the 4th anchor pole and the 5th anchor pole set gradually from top to bottom；Steel waist rail is connected by pile-anchor retaining, by five anchor pole oblique pulls in bored concrete pile both sides, as pipe gallery engineering construction pit supporting, supporting construction service life is 1 year, and base hole sides safety grade is level-one.The design of important leverage of the supporting construction as construction safety, such structure improves speed of application, while meeting the needs of pattern foundation pit supporting structure safety, accelerates the anchorage cable stretching time.
Description
Technical field
The utility model is related to piping lane technical field of construction, more specifically, it relates to a kind of three-layer pipe corridor section foundation pit branch
Protection structure.
Background technology
As population is continuously increased, society continues to develop, the number of the pipelines such as required all kinds of cables, optical cable, water supply, draining
Amount is also more and more, and the planning of municipal pipeline and Layout Problem are especially prominent.Urban Underground pipe gallery carries a city
Numerous pipelines such as electric power, communication, combustion gas, plumbing, broadcasting and TV, be qualified urban lifeline.According to national related rule
Model requirement, city integrated piping lane need to build numerous systems such as fire-fighting, environmental monitoring, personnel positioning tracking, Electric control, illumination,
And each system data should be able to be uploaded to ground monitoring center, realize the real time monitoring to each system.But city integrated piping lane is ground
Lower tunnel has signal of communication unlike ground, and new signal transmission platform can only be built in piping lane could be by each system
Data are uploaded to ground monitoring center.At present for subterranean tunnel generally using the wire communications platform such as optical fiber, bus, one
A system need to be laid with a communications cable, and system Construction is more, and the cable that need to be laid with is more, system Construction, construction, maintenance work
Work amount is bigger.
Existing cast in situs underground pipe gallery need to carry out at the construction field (site) steel bar meter binding, formwork, concrete cast,
The processes such as maintenance, form removal, not only working procedure is complicated, long construction period, at the same need also exist for larger raw material storage and
The problems such as processing factory site, the deuce to pay is brought to the construction environment of narrow field.Especially in the work of pipe gallery construction,
The design of foundation pit temporary support structures is particularly important, and due to foundation pit relatively depth and structure construction is complicated, and supporting construction is pacified as construction
How full important leverage improves speed of application, while meeting pattern foundation pit supporting structure safely as a problem.
Utility model content
In view of the deficienciess of the prior art, the purpose of this utility model is to provide a kind of three-layer pipe corridor section pattern foundation pit supporting structures
Structure has solved the problems mentioned above in the background art.
To achieve the above object, the utility model provides the following technical solutions：
A kind of three-layer pipe corridor section foundation pit supporting construction, including foundation pit, be arranged foundation pit both sides bored concrete pile, be connected to perfusion
Steel waist rail in stake and the pile-anchor retaining being connected with steel waist rail, are provided with three-layer pipe corridor section in the middle part of foundation pit, on bored concrete pile
Five steel waist rails are equidistantly connected on the inside of portion from top to bottom, steel waist rail bottom is equipped with steel bracket, and steel waist rail connects pile-anchor retaining,
Pile-anchor retaining is by first of the anchor pole, second anchor pole, third road anchor pole, the 4th anchor pole and the 5th that set gradually from top to bottom
Road anchor pole composition.
Further, the fluting total length of the foundation pit is 1.6km, foundation depth 18000mm, overall width 19000mm.
Further, the width of three-layer pipe corridor section is 12000mm and is centrally located, the foundation pit side of two lateral extent foundation pits
Wall distance is 3500mm.
Further, the pile diameter is 800mm, and bored concrete pile depth is 18000mm+8000mm, i.e. bored concrete pile bottom section
Go deep into 8000mm below foundation pit.
Further, the rectangular tripod structure of the steel bracket is fixed on bored concrete pile and upper end supporting steel waist rail.
Further, along foundation pit to down either side oblique pull, the inclination angle between pile-anchor retaining and horizontal plane is the pile-anchor retaining
15°。
Further, dewatering well, a diameter of 600mm of dewatering well are provided on the outside of the bored concrete pile of foundation pit both sides.
In conclusion the utility model has the advantages that compared with prior art：
Steel waist rail is connected by pile-anchor retaining by five anchor pole oblique pulls in bored concrete pile both sides to face as pipe gallery engineering
When pattern foundation pit supporting structure, supporting construction service life be 1 year, base hole sides safety grade is level-one.Supporting construction is as construction safety
Important leverage, the design of such structure improves speed of application, while meeting the needs of pattern foundation pit supporting structure safety, accelerates anchorage cable stretching
Time.
More clearly to illustrate the structure feature and effect of the utility model, come below in conjunction with the accompanying drawings with specific embodiment pair
The utility model is described in detail.
Description of the drawings
Fig. 1 is the three-layer pipe corridor section pattern foundation pit supporting structure cross-section diagram of the utility model.
Fig. 2 is the structural schematic diagram of steel bracket in the utility model.
Reference numeral：1- steel waist rail, 2- steel brackets, 3- pile-anchor retainings, 4- dewatering wells, 5- bored concrete piles, 6- three-layer pipes corridor section,
7- foundation pits, first of anchor pole of 31-, 32- seconds anchor pole, 33- thirds road anchor pole, the 4th anchor poles of 34-, the 5th anchor poles of 35-.
Specific implementation mode
The technical solution of the utility model is described further in the following with reference to the drawings and specific embodiments.
Referring to Fig. 1-2, a kind of three-layer pipe corridor section foundation pit supporting construction, including foundation pit 7, perfusion in 7 both sides of foundation pit is set
Stake 5, the steel waist rail 1 being connected on bored concrete pile 5 and the pile-anchor retaining 3 being connected with steel waist rail 1, the fluting of the foundation pit 7 are total
Length is 1.6km, and 7 depth of foundation pit is 18000mm, overall width 19000mm, and 7 middle part of foundation pit is provided with three-layer pipe corridor section 6,
The width of three-layer pipe corridor section 6 is 12000mm and is centrally located that the foundation pit side-wall distance of two lateral extent foundation pits 7 is 3500mm；
5 a diameter of 800mm of bored concrete pile, 5 depth of bored concrete pile are 18000mm+8000mm, i.e., 5 bottom of bored concrete pile section gos deep into 7 lower section of foundation pit
8000mm, upper part inside are equidistantly connected with five steel waist rails 1 from top to bottom, and 1 bottom of steel waist rail is equipped with steel bracket 2, steel branch
2 rectangular tripod structure of frame is fixed on bored concrete pile 5 and upper end supporting steel waist rail 1, and steel waist rail 1 connects pile-anchor retaining 3, piled anchor
Supporting 3 is by first of the anchor pole 31, second anchor pole 32, third road anchor pole 33, the 4th anchor pole 34 that set gradually from top to bottom
With the 5th anchor pole 35 form, pile-anchor retaining 3 along foundation pit 7 to down either side oblique pull, the inclination angle between pile-anchor retaining 3 and horizontal plane
It is 15 °, 5 outside of bored concrete pile of 7 both sides of foundation pit is provided with dewatering well 4,4 a diameter of 600mm of dewatering well.
First of anchor pole 31 of the pile-anchor retaining 3, second anchor pole 32, third road anchor pole 33, the 4th anchor pole 34,
5th anchor pole, 35 design parameter such as following table：
Steel waist rail 1 is connected by above-mentioned pile-anchor retaining 3, by five anchor pole oblique pulls in 5 both sides of bored concrete pile, as pipe gallery
Engineering construction pit supporting, supporting construction service life are 1 year, and base hole sides safety grade is level-one.Supporting construction is used as and applies
The design of the important leverage of work safety, such structure improves speed of application, while meeting the needs of pattern foundation pit supporting structure safety, accelerates anchor
The cable stretching time.
The technical principle of the utility model is described above in association with specific embodiment, is only the preferred implementation of the utility model
Mode.The scope of protection of the utility model is not limited merely to above-described embodiment, technology belonging to the idea of the present invention
Scheme belongs to the scope of protection of the utility model.Those skilled in the art, which would not require any inventive effort, to be associated
To other specific implementation modes of the utility model, these modes are fallen within the scope of protection of the utility model.
Claims (7)
1. a kind of three-layer pipe corridor section foundation pit supporting construction, which is characterized in that including foundation pit (7), setting foundation pit (7) both sides filling
Stake (5), the steel waist rail (1) being connected on bored concrete pile (5) and the pile-anchor retaining (3) being connected with steel waist rail (1) are noted, in foundation pit
(7) middle part is provided with three-layer pipe corridor section (6), and bored concrete pile (5) upper inner is equidistantly connected with five steel waist rails from top to bottom
(1), steel waist rail (1) bottom is equipped with steel bracket (2), and steel waist rail (1) connects pile-anchor retaining (3), and pile-anchor retaining (3) is by from top to bottom
First of anchor pole (31), second anchor pole (32), third road anchor pole (33), the 4th anchor pole (34) and the 5th set gradually
Anchor pole (35) forms.
2. a kind of three-layer pipe corridor section foundation pit supporting construction according to claim 1, which is characterized in that the foundation pit (7)
Fluting total length is 1.6km, and foundation pit (7) depth is 18000mm, overall width 19000mm.
3. a kind of three-layer pipe corridor section foundation pit supporting construction according to claim 2, which is characterized in that three-layer pipe corridor section
(6) width is 12000mm and is centrally located that the foundation pit side-wall distance of two lateral extent foundation pits (7) is 3500mm.
4. a kind of three-layer pipe corridor section foundation pit supporting construction according to claim 3, which is characterized in that the bored concrete pile (5)
A diameter of 800mm, bored concrete pile (5) depth are 18000mm+8000mm, i.e. bored concrete pile (5) bottom section is goed deep into below foundation pit (7)
8000mm。
5. a kind of three-layer pipe corridor section foundation pit supporting construction according to claim 1, which is characterized in that the steel bracket (2)
Rectangular tripod structure is fixed on bored concrete pile (5) and upper end supporting steel waist rail (1).
6. a kind of three-layer pipe corridor section foundation pit supporting construction according to claim 1, which is characterized in that the pile-anchor retaining
(3) along foundation pit (7) to down either side oblique pull, inclination angle of the pile-anchor retaining (3) between horizontal plane is 15 °.
7. a kind of three-layer pipe corridor section foundation pit supporting construction according to claim 1, which is characterized in that in foundation pit (7) both sides
Bored concrete pile (5) on the outside of be provided with dewatering well (4), dewatering well (4) a diameter of 600mm.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201820507381.6U CN208039269U (en) | 2018-04-11 | 2018-04-11 | A kind of three-layer pipe corridor section foundation pit supporting construction |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201820507381.6U CN208039269U (en) | 2018-04-11 | 2018-04-11 | A kind of three-layer pipe corridor section foundation pit supporting construction |
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| Publication Number | Publication Date |
|---|---|
| CN208039269U true CN208039269U (en) | 2018-11-02 |
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ID=63943503
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201820507381.6U Active CN208039269U (en) | 2018-04-11 | 2018-04-11 | A kind of three-layer pipe corridor section foundation pit supporting construction |
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| CN (1) | CN208039269U (en) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN111139869A (en) * | 2020-01-22 | 2020-05-12 | 江苏科技大学 | Excavation type high-waterproof comprehensive pipe gallery structure and construction method thereof |
| CN114164726A (en) * | 2021-12-28 | 2022-03-11 | 同济大学 | Local deep excavation backfill structural roadbed and rapid construction method |
-
2018
- 2018-04-11 CN CN201820507381.6U patent/CN208039269U/en active Active
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN111139869A (en) * | 2020-01-22 | 2020-05-12 | 江苏科技大学 | Excavation type high-waterproof comprehensive pipe gallery structure and construction method thereof |
| CN114164726A (en) * | 2021-12-28 | 2022-03-11 | 同济大学 | Local deep excavation backfill structural roadbed and rapid construction method |
| US11781280B2 (en) | 2021-12-28 | 2023-10-10 | Tongji University | Local deep excavation and backfilling structural subgrade and its rapid construction method |
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