CN220035505U - Circular water supply and drainage engineering top pipe well structure - Google Patents
Circular water supply and drainage engineering top pipe well structure Download PDFInfo
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- CN220035505U CN220035505U CN202320468563.8U CN202320468563U CN220035505U CN 220035505 U CN220035505 U CN 220035505U CN 202320468563 U CN202320468563 U CN 202320468563U CN 220035505 U CN220035505 U CN 220035505U
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- fixedly connected
- retaining wall
- reinforced concrete
- water supply
- pile
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- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 title claims abstract description 18
- 239000011150 reinforced concrete Substances 0.000 claims abstract description 33
- 229910000831 Steel Inorganic materials 0.000 claims abstract description 27
- 239000010959 steel Substances 0.000 claims abstract description 27
- 239000004567 concrete Substances 0.000 claims abstract description 24
- 238000007789 sealing Methods 0.000 claims abstract description 11
- 230000000149 penetrating effect Effects 0.000 claims abstract description 6
- 239000002689 soil Substances 0.000 claims description 8
- 239000004568 cement Substances 0.000 claims description 6
- 238000003756 stirring Methods 0.000 claims description 5
- 238000010276 construction Methods 0.000 abstract description 17
- 238000000034 method Methods 0.000 description 6
- 239000010865 sewage Substances 0.000 description 6
- 238000009412 basement excavation Methods 0.000 description 2
- 238000005516 engineering process Methods 0.000 description 2
- 230000009286 beneficial effect Effects 0.000 description 1
- 239000002131 composite material Substances 0.000 description 1
- 238000010586 diagram Methods 0.000 description 1
- 230000011218 segmentation Effects 0.000 description 1
- 230000005641 tunneling Effects 0.000 description 1
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Abstract
The utility model discloses a circular water supply and drainage engineering top pipe well structure, which comprises a waterproof curtain pile, wherein a longitudinal horizontal jacking pipe is fixedly connected to the waterproof curtain pile in a penetrating manner, a lower reinforced concrete retaining wall structure is fixedly connected to the longitudinal horizontal jacking pipe in a penetrating manner, the lower reinforced concrete retaining wall structure is positioned in the waterproof curtain pile, a top pipe well bottom sealing concrete is fixedly connected to the lower end of the lower reinforced concrete retaining wall structure, and an upper steel structure retaining wall is fixedly connected to the upper end of the lower reinforced concrete retaining wall structure. According to the utility model, the traditional top pipe well structure is changed into an upper part and a lower part by changing the existing top pipe well structure, the upper part steel structure combined template is repeatedly used after being pulled out, and the construction cost is reduced.
Description
Technical Field
The utility model relates to the field of pipe jacking wells of sewage treatment pipe network engineering, in particular to a pipe jacking well structure of a circular water supply and drainage engineering.
Background
The pipe jacking technology is a non-excavation tunneling pipeline laying construction technology for municipal construction, has the advantages of no influence on surrounding environment or little influence, small construction site, low noise and capability of deep underground operation, at present, when an urban sewage pipe network is arranged, a pipe jacking well communicated with the sewage pipe is arranged at intervals along the arrangement direction of the sewage pipe network, sewage discharged by the sewage pipe flows through the pipe jacking well, the existing pipe jacking well is usually formed by a reverse construction process or an open caisson method process, the whole body of the pipe jacking well is composed of a reinforced concrete structure, the reinforced concrete structure of the water supply and drainage engineering operation well is extremely lack in coastal areas, the cost is high, and the use function of the temporary structure operation well at the later stage lacks use value.
Disclosure of Invention
The utility model aims to solve the technical problems that the existing top pipe well is high in cost and cannot be reused.
In order to solve the technical problems, the utility model adopts a technical scheme that: the utility model provides a circular water supply and drainage engineering top tube well structure, includes waterproof curtain stake, run through fixedly connected with vertical horizontal push pipe on the waterproof curtain stake, vertical horizontal push pipe runs through fixedly connected with lower part reinforced concrete dado structure, lower part reinforced concrete dado structure is located waterproof curtain stake, the lower extreme fixedly connected with top tube well back cover concrete of lower part reinforced concrete dado structure, the upper end fixedly connected with upper portion steel construction dado of lower part reinforced concrete dado structure.
Through above-mentioned technical scheme, can replace traditional structural process through novel reinforced concrete composite structure dado, lower part reinforced concrete structure dado is pour by the scene branch, sink after satisfying intensity, and upper portion steel structure dado is according to the segmentation after assembling on spot, upper portion and lower part are connected and are adopted special connected mode to fix, take the design elevation of sinking after, insert reinforced concrete fixing device in advance in lower part reinforced concrete dado top surface preformed hole department, complete structure system carries out temporary locking, can bear construction and various soil pressure.
The utility model is further characterized in that a plurality of steel-concrete fixing devices are fixedly connected in the upper steel structure guard wall, the lower end of the top pipe well bottom sealing concrete is fixedly connected with an in-well bearing pile, and the in-well bearing pile is a D800 cement stirring pile.
The utility model is further arranged that the lower end of the longitudinal horizontal jacking pipe is fixedly connected with a plurality of out-of-well bearing piles, the outer part of the upper steel structure retaining wall is fixedly connected with a steel plate, and the thickness of the steel plate is 6-10mm.
The utility model further provides that the waterproof curtain pile is a D800 cement mixing pile.
Through the technical scheme, the integral strength of the top pipe well can be ensured, and the damage to the top pipe well caused by overlarge soil layer pressure is avoided.
The utility model is further characterized in that water stop rubber is fixedly connected in the upper steel structure retaining wall, and the reinforced concrete fixing device is fixedly connected with the lower reinforced concrete retaining wall structure.
Through the technical scheme, no water seepage exists in the foundation pit, and underground safe operation is ensured.
The utility model is further arranged that the height of the lower reinforced concrete retaining wall structure is 2-3m, and the thickness is 50-60cm.
The utility model further provides that the bottom sealing concrete of the pipe jacking well is circularly arranged, and soft soil is filled in the bottom sealing concrete of the pipe jacking well.
Through above-mentioned technical scheme, can reduce the resistance that sinks, avoid stress concentration simultaneously, improve life, can utilize the soil property characteristic deformation shrinkage of weak soil simultaneously big, reduce the resistance that the dado sinks, through the foundation ditch soil body after the empty face that the hierarchical excavation formed of layering gradually sink to design elevation position by the dead weight.
The beneficial effects of the utility model are as follows:
according to the utility model, a new pipe jacking well structure is designed, the whole reinforced concrete structure is converted into the combination of the upper steel structure and the lower reinforced concrete structure, and the upper steel structure can be removed after the construction process is finished, so that repeated use is performed for a plurality of times, and the construction cost can be effectively reduced.
Drawings
FIG. 1 is an overall block diagram of the present utility model;
FIG. 2 is a cross-sectional view of the present utility model;
fig. 3 is a top view of the present utility model.
In the figure: 1. a waterproof curtain pile; 2. bottom sealing concrete of the pipe jacking well; 3. a lower reinforced concrete retaining wall structure; 4. an upper steel structure retaining wall; 5. a steel-concrete fixing device; 6. carrying piles in the well; 7. carrying piles outside the well; 8. and (5) longitudinally and horizontally jacking pipes.
Detailed Description
The preferred embodiments of the present utility model will be described in detail below with reference to the accompanying drawings so that the advantages and features of the present utility model can be more easily understood by those skilled in the art, thereby making clear and defining the scope of the present utility model.
Referring to fig. 1, 2 and 3, a circular water supply and drainage project top pipe well structure comprises a water-stop curtain pile 1, wherein a longitudinal horizontal top pipe 8 is fixedly connected on the water-stop curtain pile 1 in a penetrating manner, a lower reinforced concrete retaining wall structure 3 is fixedly connected on the longitudinal horizontal top pipe 8 in a penetrating manner, the lower reinforced concrete retaining wall structure 3 is positioned in the water-stop curtain pile 1, a top pipe well bottom sealing concrete 2 is fixedly connected at the lower end of the lower reinforced concrete retaining wall structure 3, an upper steel structure retaining wall 4 is fixedly connected at the upper end of the lower reinforced concrete retaining wall structure 3, a plurality of steel-concrete fixing devices 5 are fixedly connected in the upper steel structure retaining wall 4, the lower extreme fixedly connected with in-well of push pipe well back cover concrete 2 bears stake 6, bear stake 6 in the in-well and be D800 cement stirring stake, the lower extreme fixedly connected with of vertical horizontal push pipe 8 bears stake 7 outside a plurality of wells, the outer fixedly connected with steel sheet of upper portion steel construction dado 4, the thickness of steel sheet is 6-10mm, waterproof curtain stake 1 is D800 cement stirring stake, fixedly connected with stagnant water rubber in upper portion steel construction dado 4, steel-concrete fixing device 5 and lower part reinforced concrete dado structure 3 fixed connection, the height of lower part reinforced concrete dado structure 3 is 2-3m, thickness is 50-60cm, push pipe well back cover concrete 2 is circular setting, fill in the push pipe well back cover concrete 2 has the weak soil.
When the construction method is used, the foundation pit is excavated at the first section after the underground construction waterproof curtain pile 1, the well bearing pile 6 and the well outer bearing pile 7, the bottom sealing concrete 2 of the pipe jacking well is subjected to sinking construction, the foundation pit is excavated and sinking, the first parts of the upper steel structure retaining wall 4 are installed, then the second section and the third section of the upper steel structure retaining wall 4 are sequentially installed, then the steel-concrete fixing device 5 is installed, the construction of the longitudinal horizontal pipe jacking 8 is started, the construction of the lower reinforced concrete retaining wall structure 3 is carried out, then the pipe jacking bottom backfilling is carried out, the steel-concrete fixing device 5 is removed, and the foundation pit is completely backfilled after the upper steel structure retaining wall 4 is removed, so that the construction is completed.
The foregoing description is only illustrative of the present utility model and is not intended to limit the scope of the utility model, and all equivalent structures or equivalent processes or direct or indirect application in other related technical fields are included in the scope of the present utility model.
Claims (7)
1. The utility model provides a circular water supply drainage engineering top tube well structure, includes waterproof curtain stake (1), its characterized in that: the waterproof curtain pile is characterized in that a longitudinal horizontal jacking pipe (8) is fixedly connected to the waterproof curtain pile (1) in a penetrating mode, a lower reinforced concrete retaining wall structure (3) is fixedly connected to the longitudinal horizontal jacking pipe (8) in a penetrating mode, the lower reinforced concrete retaining wall structure (3) is located in the waterproof curtain pile (1), a jacking pipe well bottom sealing concrete (2) is fixedly connected to the lower end of the lower reinforced concrete retaining wall structure (3), and an upper steel structure retaining wall (4) is fixedly connected to the upper end of the lower reinforced concrete retaining wall structure (3).
2. A circular water supply and drainage project top pipe well structure as claimed in claim 1, wherein: the concrete pile is characterized in that a plurality of steel-concrete fixing devices (5) are fixedly connected in the upper steel structure retaining wall (4), the lower end of the top pipe well bottom sealing concrete (2) is fixedly connected with an in-well bearing pile (6), and the in-well bearing pile (6) is a D800 cement stirring pile.
3. A circular water supply and drainage project top pipe well structure as claimed in claim 1, wherein: the lower end of the longitudinal horizontal jacking pipe (8) is fixedly connected with a plurality of underground bearing piles (7), the outer part of the upper steel structure retaining wall (4) is fixedly connected with a steel plate, and the thickness of the steel plate is 6-10mm.
4. A circular water supply and drainage project top pipe well structure as claimed in claim 1, wherein: the waterproof curtain pile (1) is a D800 cement stirring pile.
5. A circular water supply and drainage engineering top pipe well structure as claimed in claim 2, wherein: the upper steel structure retaining wall (4) is internally and fixedly connected with water stop rubber, and the steel-concrete fixing device (5) is fixedly connected with the lower reinforced concrete retaining wall structure (3).
6. A circular water supply and drainage project top pipe well structure as claimed in claim 1, wherein: the height of the lower reinforced concrete retaining wall structure (3) is 2-3m, and the thickness is 50-60cm.
7. A circular water supply and drainage project top pipe well structure as claimed in claim 1, wherein: the pipe jacking well bottom sealing concrete (2) is circularly arranged, and soft soil is filled in the pipe jacking well bottom sealing concrete (2).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202320468563.8U CN220035505U (en) | 2023-03-13 | 2023-03-13 | Circular water supply and drainage engineering top pipe well structure |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202320468563.8U CN220035505U (en) | 2023-03-13 | 2023-03-13 | Circular water supply and drainage engineering top pipe well structure |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN220035505U true CN220035505U (en) | 2023-11-17 |
Family
ID=88735121
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202320468563.8U Active CN220035505U (en) | 2023-03-13 | 2023-03-13 | Circular water supply and drainage engineering top pipe well structure |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN220035505U (en) |
-
2023
- 2023-03-13 CN CN202320468563.8U patent/CN220035505U/en active Active
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