CN210368983U - Supporting construction that bored concrete pile and underground continuous wall combined together - Google Patents
Supporting construction that bored concrete pile and underground continuous wall combined together Download PDFInfo
- Publication number
- CN210368983U CN210368983U CN201921084469.2U CN201921084469U CN210368983U CN 210368983 U CN210368983 U CN 210368983U CN 201921084469 U CN201921084469 U CN 201921084469U CN 210368983 U CN210368983 U CN 210368983U
- Authority
- CN
- China
- Prior art keywords
- cast
- continuous wall
- steel plate
- place pile
- underground continuous
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
- Active
Links
Images
Landscapes
- Bulkheads Adapted To Foundation Construction (AREA)
Abstract
The utility model discloses a supporting structure combining a cast-in-place pile and an underground continuous wall, which comprises the cast-in-place pile and the underground continuous wall; the adjacent underground continuous walls are connected through cast-in-place piles; the cast-in-place pile comprises a cast-in-place pile body, a pile body reinforcement cage and a water stop steel plate, wherein the pile body reinforcement cage is positioned inside the cast-in-place pile body, and the water stop steel plate is positioned on the side surface of the cast-in-place pile body; the cross section of the water stop steel plate is in a shape of Chinese character 'shan', one side of the plane of the water stop steel plate is fixedly connected with the pile body reinforcement cage, and the axis of the water stop steel plate is parallel to the axis of the cast-in-place pile body; the underground continuous wall comprises a pouring wall body and a continuous wall steel reinforcement cage, wherein the continuous wall steel reinforcement cage is located inside the pouring wall body, and two ends of the continuous wall steel reinforcement cage are arranged into concave structures matched with one side of the water stop steel plate in the shape of the Chinese character 'shan'. The utility model discloses reduce the construction degree of difficulty, the noise reduction guarantees the engineering quality, and the corner sets up the bored concrete pile, does not have broken line type underground continuous wall, does not have technical intermittence time, has improved mechanical availability factor.
Description
Technical Field
The utility model relates to a building engineering technical field, more specifically the supporting construction that relates to bored concrete pile and underground continuous wall combined together that says so.
Background
The underground continuous wall is used as a common type of foundation pit support, has high rigidity and good impermeability, and is widely applied to complex areas of the surrounding environment of the foundation pit; under the influence of the size of the grab bucket of the trenching machine, framing construction is generally adopted, and all the unit trench sections are integrated through connecting joints. The common joint forms mainly comprise a joint pipe joint, a joint box joint, a clapboard type joint, a steel plate combined joint, a prefabricated block joint and the like. But the integral rigidity and the impermeability of the joint are poor, the construction of the partition plate type and steel plate combined joint is complex, the construction noise of the prefabricated block joint is large, and the influence of geology is large.
SUMMERY OF THE UTILITY MODEL
In view of this, the utility model provides a reduce the construction degree of difficulty, reduce the noise, guarantee the supporting construction that bored concrete pile and underground continuous wall combined together of engineering quality aims at solving one of the technical problem that exists among the prior art at least.
In order to realize the purpose of the utility model, the utility model adopts the following technical scheme:
the support structure combining the cast-in-place pile and the underground continuous wall comprises the cast-in-place pile and the underground continuous wall; the adjacent underground continuous walls are connected through cast-in-place piles;
the cast-in-place pile comprises a cast-in-place pile body, a pile body reinforcement cage and a water stop steel plate, wherein the pile body reinforcement cage is positioned inside the cast-in-place pile body, and the water stop steel plate is positioned on the side surface of the cast-in-place pile body; the cross section of the water stop steel plate is in a shape of Chinese character 'shan', one side of the plane of the water stop steel plate is fixedly connected with the pile body reinforcement cage, and the axis of the water stop steel plate is parallel to the axis of the cast-in-place pile body;
the underground continuous wall comprises a pouring wall body and a continuous wall reinforcement cage, wherein the continuous wall reinforcement cage is located inside the pouring wall body, and two ends of the continuous wall reinforcement cage are arranged to be concave structures matched with one side of the water stop steel plate in the shape of a Chinese character 'shan'.
Preferably, in the supporting structure combining the cast-in-place pile and the underground continuous wall, the supporting structure further comprises a crown beam, and the crown beam is arranged at the top of a combination body formed by the underground continuous wall and the cast-in-place pile.
Preferably, in the supporting structure combining the cast-in-place pile and the underground continuous wall, the length of the water stop steel plate is 200mm higher than that of the underground continuous wall.
Preferably, in the supporting structure combining the cast-in-place pile and the underground continuous wall, the water-stopping steel plates are longitudinally installed in sections by a plurality of water-stopping steel plate monomers, the length of each water-stopping steel plate monomer is less than or equal to 3.5m, and the water-stopping steel plate monomers are welded by adopting single-sided grooves.
Preferably, in the supporting structure combining the cast-in-place pile and the underground continuous wall, a hanging bar is welded on the inner side of a web plate of the water stop steel plate, and the hanging bar is an HRB400 steel bar with the diameter of 14.
Preferably, in the supporting structure combining the cast-in-place pile and the underground continuous wall, a rivet is connected to one side of the plane of the water stop steel plate.
Preferably, in the supporting structure combining the cast-in-place pile and the underground continuous wall, the cast-in-place pile is arranged at a corner of the underground continuous wall.
Preferably, in the supporting structure combining the cast-in-place pile and the underground continuous wall, the cast-in-place pile body and the cast-in-place wall are both of cast-in-place concrete structure.
Preferably, in the supporting structure combining the cast-in-place pile and the underground continuous wall, one side of the plane of the water stop steel plate is welded and fixed with the pile body reinforcement cage.
According to the technical scheme, compared with the prior art, the utility model discloses a support structure that combines a cast-in-place pile and an underground continuous wall, which reduces the construction difficulty, reduces the noise and ensures the engineering quality; the utility model has simple process and convenient operation; the corner sets up the bored concrete pile, does not have broken line type underground continuous wall, has reduced the construction degree of difficulty. The underground continuous walls of adjacent sections are not required to be strengthened, the technical intermittence time is avoided, the construction organization of the underground continuous walls of each groove section is flexible, and the mechanical use efficiency is improved;
the supporting structure combined by the cast-in-place piles and the underground continuous wall is composed of units formed by a plurality of cast-in-place piles and the underground continuous wall, a water stop steel plate with a shape like a Chinese character 'shan' is arranged between the pile walls, a concave steel bar framework is arranged at the end part of the underground continuous wall and matched with the water stop steel plate with the shape like the Chinese character 'shan' so as to form lap joint with the cast-in-place piles, and a crown beam is arranged at the top of the supporting structure combined by the pile walls to form a unified whole body with the pile walls and jointly bear.
Drawings
In order to more clearly illustrate the embodiments of the present invention or the technical solutions in the prior art, the drawings required to be used in the description of the embodiments or the prior art will be briefly described below, it is obvious that the drawings in the following description are only embodiments of the present invention, and for those skilled in the art, other drawings can be obtained according to the provided drawings without creative efforts.
FIG. 1 is a schematic structural diagram of the present invention;
FIG. 2 is a cross-sectional view taken along line A-A of FIG. 1;
FIG. 3 is a schematic structural view of a cast-in-place pile;
fig. 4 is a schematic diagram of the matching relationship between the cast-in-place pile and the underground continuous wall.
Detailed Description
The technical solutions in the embodiments of the present invention will be described clearly and completely with reference to the accompanying drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only some embodiments of the present invention, not all embodiments. Based on the embodiments in the present invention, all other embodiments obtained by a person skilled in the art without creative work belong to the protection scope of the present invention.
The embodiment of the utility model discloses a supporting structure combining a cast-in-place pile and an underground continuous wall, which reduces the construction difficulty, reduces the noise and ensures the engineering quality; the utility model has simple process and convenient operation; the corner sets up the bored concrete pile, does not have broken line type underground continuous wall, has reduced the construction degree of difficulty. The underground continuous wall of the adjacent width section is not required to be strengthened, the technical intermittence time is not available, the construction organization of the underground continuous wall of each groove section is flexible, and the mechanical use efficiency is improved.
With reference to the attached drawings 1-4 of the specification, the utility model discloses a supporting structure combining a cast-in-place pile 1 and an underground continuous wall 2, which comprises the cast-in-place pile 1 and the underground continuous wall 2; the adjacent underground continuous walls 2 are connected through cast-in-place piles 1;
the cast-in-place pile 1 comprises a cast-in-place pile body 11, a pile body reinforcement cage and a water stop steel plate 12, wherein the pile body reinforcement cage is positioned inside the cast-in-place pile body 11, and the water stop steel plate 12 is positioned on the side surface of the cast-in-place pile body 11; the cross section of the water stop steel plate 12 is in a shape of Chinese character 'shan', one side of the plane of the water stop steel plate 12 is fixedly connected with a pile body reinforcement cage, and the axis of the water stop steel plate 12 is parallel to the axis of the cast-in-place pile body 11;
the underground continuous wall 2 comprises a pouring wall body 21 and a continuous wall reinforcement cage 22, wherein the continuous wall reinforcement cage 22 is located inside the pouring wall body 21, and two ends of the continuous wall reinforcement cage 22 are arranged to be concave structures matched with one side of the water stop steel plate 12 in the shape of a Chinese character 'shan'.
In order to further optimize the technical scheme, the system further comprises a crown beam 3, and the crown beam 3 is arranged at the top of the combination body formed by the underground continuous wall 2 and the cast-in-place pile 1.
In order to further optimize the technical scheme, the length of the water stop steel plate 12 is 200mm higher than that of the underground continuous wall 2.
In order to further optimize the technical scheme, the water-stopping steel plate 12 is longitudinally installed by sections by a plurality of water-stopping steel plate monomers, the length of each water-stopping steel plate monomer is less than or equal to 3.5m, and the water-stopping steel plate monomers are welded by adopting single-side grooves.
In order to further optimize the technical scheme, a hanging rib is welded on the inner side of a web plate of the water stop steel plate 12, and the hanging rib is an HRB400 steel bar with the diameter of 14.
In order to further optimize the technical scheme, one side of the plane of the water stop steel plate 12 is connected with a rivet 13.
In order to further optimize the technical scheme, the corners of the underground continuous wall 2 are provided with filling piles 1.
In order to further optimize the technical scheme, the cast-in-place pile body 11 and the cast-in-place wall body 21 are both of cast-in-place concrete structures.
In order to further optimize the technical scheme, one side of the plane of the water stop steel plate 12 is welded and fixed with the pile body reinforcement cage.
The construction method of the supporting structure combining the cast-in-place pile 1 and the underground continuous wall 2 comprises the following steps:
step 1: constructing a cast-in-place pile 1, wherein the cast-in-place pile 1 is a reinforced concrete cast-in-place pile 1, and the construction is finished by adopting a rotary drilling rig pore-forming construction process;
step 2: erecting a reinforcement cage binding operation platform, binding the reinforcement cage of the cast-in-place pile 1, and adopting a cast-in-place concrete foundation at the bottom of the operation platform;
and step 3: manufacturing the water stop steel plate 12 and connecting the rivet 13 with the water stop steel plate 12 after processing in a factory, and transporting the water stop steel plate 12 to a construction site to be welded with the main reinforcement of the reinforcement cage of the cast-in-place pile 1;
the water-stopping steel plates 12 are longitudinally installed in sections by a plurality of water-stopping steel plate monomers, the length of each water-stopping steel plate monomer is less than or equal to 3.5m, and the water-stopping steel plate monomers are welded by adopting single-side grooves; after the water stop steel plate 12 is installed, welding HRB400 steel bars with the diameter of 14 on the inner side of a web plate of the water stop steel plate as hanging bars, and hoisting the cast-in-place pile 1 by using a truck crane;
and 4, step 4: after the cast-in-place pile 1 steel reinforcement cage is hoisted in place, pouring concrete at the bottom of the cast-in-place pile body 11, wherein the pouring height is the height difference between the cast-in-place pile 1 and the underground continuous wall 2; after the bottom layer concrete is finally set, backfilling the water stop steel plates 12 on the two sides of the cast-in-place pile 1 by using sand 4 until the top elevation of the underground continuous wall 2 is reached by layered backfilling; after the backfilling is finished, pouring concrete of the upper structure of the cast-in-place pile body 11;
and 5: the construction of the underground continuous wall 2, carry on the construction of the guide wall at first, the underground continuous wall 2 adopts the grooving of the grooving machine, mud positive cycle secondary clear hole deslagging, construction process that the conduit returns the top method to pour into the underwater concrete, in the course of grooving of the underground continuous wall 2, when constructing to the bored concrete pile 1, carry on the sand 4 in the water-stopping steel plate 12 to discharge the sand, empty the sand 4 in the water-stopping steel plate 12;
step 6: binding a continuous wall reinforcement cage 22 on the operation platform, and then selecting a double-machine crane to hoist the underground continuous wall 2 reinforcement cage;
and 7: pouring of the wall body 21 is started within 4 hours after the continuous wall steel reinforcement cage 22 is in the groove;
and 8: and after the underground continuous wall 2 and the cast-in-place pile 1 are poured, constructing a crown beam 3 on the top of the underground continuous wall.
Compared with other joint forms, the cast-in-place pile 1 adopted by the utility model as the joint of the underground continuous wall 2 has simple process, flexible construction organization and easy quality control; meanwhile, the concrete of the adjacent underground continuous wall 2 is not required to be reinforced, the working efficiency of mechanical equipment is improved, and the field layout and resource optimization of a construction site are facilitated. The corner sets up bored concrete pile 1 and connects, has reduced the construction degree of difficulty of 2 steel reinforcement framework ligatures of this position underground continuous wall and hoist and mount, better assurance construction quality. Compared with the traditional underground continuous wall 2 structure, the supporting structure system combining the cast-in-place piles 1 and the underground continuous wall 2 is high in rigidity, and the pile spacing and the pile length can be adjusted to be used for supporting foundation pits with deep excavation depth.
The embodiments in the present description are described in a progressive manner, each embodiment focuses on differences from other embodiments, and the same and similar parts among the embodiments are referred to each other. The device disclosed by the embodiment corresponds to the method disclosed by the embodiment, so that the description is simple, and the relevant points can be referred to the method part for description.
The previous description of the disclosed embodiments is provided to enable any person skilled in the art to make or use the present invention. Various modifications to these embodiments will be readily apparent to those skilled in the art, and the generic principles defined herein may be applied to other embodiments without departing from the spirit or scope of the invention. Thus, the present invention is not intended to be limited to the embodiments shown herein but is to be accorded the widest scope consistent with the principles and novel features disclosed herein.
Claims (9)
1. The supporting structure combining the cast-in-place pile and the underground continuous wall is characterized by comprising the cast-in-place pile and the underground continuous wall; the adjacent underground continuous walls are connected through cast-in-place piles;
the cast-in-place pile comprises a cast-in-place pile body, a pile body reinforcement cage and a water stop steel plate, wherein the pile body reinforcement cage is positioned inside the cast-in-place pile body, and the water stop steel plate is positioned on the side surface of the cast-in-place pile body; the cross section of the water stop steel plate is in a shape of Chinese character 'shan', one side of the plane of the water stop steel plate is fixedly connected with the pile body reinforcement cage, and the axis of the water stop steel plate is parallel to the axis of the cast-in-place pile body;
the underground continuous wall comprises a pouring wall body and a continuous wall reinforcement cage, wherein the continuous wall reinforcement cage is located inside the pouring wall body, and two ends of the continuous wall reinforcement cage are arranged to be concave structures matched with one side of the water stop steel plate in the shape of a Chinese character 'shan'.
2. The combined supporting structure of the cast-in-place pile and the underground continuous wall as claimed in claim 1, further comprising a crown beam disposed at the top of the combination of the underground continuous wall and the cast-in-place pile.
3. The combined supporting structure of the cast-in-place pile and the underground diaphragm wall as claimed in claim 1, wherein the length of the water stop steel plate is 200mm higher than that of the underground diaphragm wall.
4. The cast-in-place pile and underground continuous wall combined supporting structure according to claim 1, wherein the water-stopping steel plates are longitudinally installed in sections by a plurality of water-stopping steel plate monomers, the length of each water-stopping steel plate monomer is less than or equal to 3.5m, and the water-stopping steel plate monomers are welded by adopting single-side grooves.
5. A support structure of a combination of a cast-in-place pile and an underground continuous wall as claimed in claim 1, wherein a hanging bar is welded to the inner side of the web plate of the water stop steel plate, and the hanging bar is an HRB400 steel bar with a diameter of 14.
6. The combined supporting structure of the cast-in-place pile and the underground diaphragm wall as claimed in claim 1, wherein a rivet is connected to one side of the plane of the water stop steel plate.
7. The combined cast-in-place pile and underground continuous wall supporting structure according to claim 1, wherein the cast-in-place piles are arranged at corners of the underground continuous wall.
8. The combined cast-in-place pile and underground diaphragm wall supporting structure of claim 1, wherein the cast-in-place pile body and the cast-in-place wall body are both cast-in-place concrete structures.
9. The combined supporting structure of the cast-in-place pile and the underground continuous wall as claimed in claim 1, wherein one side of the plane of the water stop steel plate is welded and fixed with the pile body reinforcement cage.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201921084469.2U CN210368983U (en) | 2019-07-11 | 2019-07-11 | Supporting construction that bored concrete pile and underground continuous wall combined together |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201921084469.2U CN210368983U (en) | 2019-07-11 | 2019-07-11 | Supporting construction that bored concrete pile and underground continuous wall combined together |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN210368983U true CN210368983U (en) | 2020-04-21 |
Family
ID=70270872
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201921084469.2U Active CN210368983U (en) | 2019-07-11 | 2019-07-11 | Supporting construction that bored concrete pile and underground continuous wall combined together |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN210368983U (en) |
Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN110331727A (en) * | 2019-07-11 | 2019-10-15 | 江西建工第二建筑有限责任公司 | The supporting construction and construction method that bored concrete pile and diaphram wall combine |
| CN112211200A (en) * | 2020-09-29 | 2021-01-12 | 南通大学 | Multilayer bonded composite three-dimensional fabric foundation pit waterproof curtain supporting structure and construction method thereof |
| CN113718850A (en) * | 2021-09-30 | 2021-11-30 | 山东大学 | Underground garage system and method for improving use area by adopting permanent support |
| CN113863323A (en) * | 2021-10-29 | 2021-12-31 | 中铁上海工程局集团有限公司 | Construction method adopting wall-shaped supporting structure |
-
2019
- 2019-07-11 CN CN201921084469.2U patent/CN210368983U/en active Active
Cited By (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN110331727A (en) * | 2019-07-11 | 2019-10-15 | 江西建工第二建筑有限责任公司 | The supporting construction and construction method that bored concrete pile and diaphram wall combine |
| CN110331727B (en) * | 2019-07-11 | 2024-04-02 | 江西建工第二建筑有限责任公司 | Support structure combining cast-in-place pile and underground diaphragm wall and construction method |
| CN112211200A (en) * | 2020-09-29 | 2021-01-12 | 南通大学 | Multilayer bonded composite three-dimensional fabric foundation pit waterproof curtain supporting structure and construction method thereof |
| CN113718850A (en) * | 2021-09-30 | 2021-11-30 | 山东大学 | Underground garage system and method for improving use area by adopting permanent support |
| CN113863323A (en) * | 2021-10-29 | 2021-12-31 | 中铁上海工程局集团有限公司 | Construction method adopting wall-shaped supporting structure |
Similar Documents
| Publication | Publication Date | Title |
|---|---|---|
| CN210368983U (en) | Supporting construction that bored concrete pile and underground continuous wall combined together | |
| CN110331727B (en) | Support structure combining cast-in-place pile and underground diaphragm wall and construction method | |
| CN103233459B (en) | A kind of construction method of two-in-one double steel plate Combined concrete diaphragm wall | |
| CN109706950B (en) | Construction method of underground continuous wall in tunnel | |
| CN204098017U (en) | A kind of novel full coercion underground continuous wall | |
| CN108316670B (en) | Steel pipe underpinning construction method under existing building foundation | |
| CN114263168A (en) | Construction method of rock-socketed diaphragm wall of stratum water-stopping enclosure structure | |
| CN102852158B (en) | Construction method for nonstandard diaphragm wall | |
| CN113123362A (en) | Design and construction method for side wall with fabricated underground diaphragm wall serving as main structure | |
| CN212641468U (en) | Pit-in-pit rapid construction structure | |
| CN112813969A (en) | Steel pipe pile foundation and construction method thereof | |
| CN210562127U (en) | Fold and water formula underground continuous wall | |
| CN209891187U (en) | I-shaped steel joint sand bag device for adjacent groove sections of cast-in-place diaphragm wall | |
| CN101818496B (en) | Inversely-constructed underground continuous wall with siamesed reinforcing cage | |
| CN113957886B (en) | Cast-in-situ connection construction method for integral underground continuous wall | |
| CN114000514A (en) | Construction method of deep foundation pit angle support pile column component | |
| CN211873023U (en) | Foundation pit supporting device | |
| CN211948464U (en) | Underground continuous wall and foundation slab's pre-buried steel sheet connection structure | |
| CN210946927U (en) | Repairing structure of lower hinge point base of mast crane boom | |
| CN214614015U (en) | Hydraulic joint box structure of underground continuous wall | |
| CN113026723A (en) | Special-shaped ribbed plate combined water stop structure of underground continuous wall and construction method | |
| CN112593562A (en) | Grooving construction method for annular underground diaphragm wall | |
| CN111119200A (en) | Foundation pit supporting device | |
| CN114855766B (en) | Construction method of revetment lattice type underground continuous wall structure | |
| CN215290076U (en) | Grooving structure of annular underground diaphragm wall |
Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| GR01 | Patent grant | ||
| GR01 | Patent grant |