CN108951700B - Prefabricated assembled bottom plate connected with piles, assembled structure and installation method thereof - Google Patents
Prefabricated assembled bottom plate connected with piles, assembled structure and installation method thereof Download PDFInfo
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- CN108951700B CN108951700B CN201810726418.9A CN201810726418A CN108951700B CN 108951700 B CN108951700 B CN 108951700B CN 201810726418 A CN201810726418 A CN 201810726418A CN 108951700 B CN108951700 B CN 108951700B
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- bottom plate
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- 238000000034 method Methods 0.000 title claims abstract description 14
- 238000009434 installation Methods 0.000 title abstract description 12
- 229910000831 Steel Inorganic materials 0.000 claims abstract description 117
- 239000010959 steel Substances 0.000 claims abstract description 117
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 claims abstract description 26
- 238000010276 construction Methods 0.000 claims abstract description 18
- 238000003466 welding Methods 0.000 claims abstract description 6
- 238000005452 bending Methods 0.000 claims description 5
- 239000011241 protective layer Substances 0.000 claims description 4
- 230000000694 effects Effects 0.000 abstract description 6
- 230000007547 defect Effects 0.000 description 4
- 239000003673 groundwater Substances 0.000 description 3
- 238000011065 in-situ storage Methods 0.000 description 3
- 238000012986 modification Methods 0.000 description 3
- 230000004048 modification Effects 0.000 description 3
- 230000002787 reinforcement Effects 0.000 description 3
- 238000007667 floating Methods 0.000 description 2
- 230000003014 reinforcing effect Effects 0.000 description 2
- 230000008878 coupling Effects 0.000 description 1
- 238000010168 coupling process Methods 0.000 description 1
- 238000005859 coupling reaction Methods 0.000 description 1
- 238000005516 engineering process Methods 0.000 description 1
- 238000009776 industrial production Methods 0.000 description 1
- 230000000149 penetrating effect Effects 0.000 description 1
- 238000009417 prefabrication Methods 0.000 description 1
- 239000000126 substance Substances 0.000 description 1
Classifications
-
- 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
-
- 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
- E02D29/16—Arrangement or construction of joints in foundation structures
-
- E—FIXED CONSTRUCTIONS
- E02—HYDRAULIC ENGINEERING; FOUNDATIONS; SOIL SHIFTING
- E02D—FOUNDATIONS; EXCAVATIONS; EMBANKMENTS; UNDERGROUND OR UNDERWATER STRUCTURES
- E02D31/00—Protective arrangements for foundations or foundation structures; Ground foundation measures for protecting the soil or the subsoil water, e.g. preventing or counteracting oil pollution
- E02D31/02—Protective arrangements for foundations or foundation structures; Ground foundation measures for protecting the soil or the subsoil water, e.g. preventing or counteracting oil pollution against ground humidity or ground water
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- Engineering & Computer Science (AREA)
- Life Sciences & Earth Sciences (AREA)
- Environmental & Geological Engineering (AREA)
- General Life Sciences & Earth Sciences (AREA)
- Mining & Mineral Resources (AREA)
- Paleontology (AREA)
- Civil Engineering (AREA)
- General Engineering & Computer Science (AREA)
- Structural Engineering (AREA)
- Hydrology & Water Resources (AREA)
- Piles And Underground Anchors (AREA)
- Bulkheads Adapted To Foundation Construction (AREA)
Abstract
The invention discloses a prefabricated spliced bottom plate connected with a pile, which comprises a prefabricated bottom plate component, wherein a connecting hole for connecting with a bottom pile is reserved in the prefabricated bottom plate component, a steel ring is pre-buried in the prefabricated bottom plate component along the inner wall of the connecting hole, a water stop steel plate for preventing construction joints from being water is arranged in the middle of the vertical direction of the steel ring, and the water stop steel plate is fixedly connected with the steel ring. The invention also discloses an assembling structure and an installing method using the prefabricated assembled bottom plate, and the installing method comprises the steps of hoisting prefabricated bottom plate components, welding pile steel bars and water stop steel plates, pouring concrete and the like. The invention has the advantages of simple structure, convenient installation, high construction speed, small influence on the periphery, good stress and waterproof effect and the like.
Description
Technical Field
The invention belongs to the technical field of building design construction, and particularly relates to a prefabricated assembly bottom plate connected with piles, an assembly structure and an installation method thereof.
Background
In the field of underground engineering, for engineering with groundwater influence, piles are needed to be adopted for the structural bottom plate to resist the upward buoyancy caused by the groundwater at the lower part. At present, the underground structure which is being built or already built in China mostly adopts cast-in-situ mode, but the traditional cast-in-situ mode has the defects of longer construction period, great influence on the surrounding environment of the engineering, great labor intensity and the like, and the prefabricated assembly type structure is increasingly widely adopted through industrial production and assembly construction. However, how to use prefabricated components at the bottom plate part where the vertical piles are arranged is an urgent need for research to solve the problem at present.
Disclosure of Invention
The invention aims to solve the technical problems of overcoming the defects in the prior art and providing the prefabricated assembled bottom plate connected with the same pile, and the assembled structure and the installation method thereof, which have the advantages of simple structure, convenient installation, high construction speed, small influence on the periphery and good stress and waterproof effect.
In order to solve the technical problems, the technical scheme provided by the invention is as follows:
the utility model provides a with prefabricating of stake connection assemble bottom plate, includes prefabricated bottom plate component, reserve on the prefabricated bottom plate component and be used for the connecting hole of being connected with the bottom stake, prefabricated bottom plate component is followed pre-buried have the steel ring on the inner wall of connecting hole, the middle part of the vertical direction of steel ring is equipped with the waterproof stagnant water steel sheet that is used for the construction joint, stagnant water steel sheet with steel ring rigid coupling.
The prefabricated assembly bottom plate connected with the pile is preferably arranged perpendicular to the steel ring, and the water stop steel plate is arranged in the middle of the steel ring along the vertical direction.
The prefabricated assembly bottom plate connected with the pile is preferably provided with the water-stopping steel plate in a circular ring shape, the outer ring part of the water-stopping steel plate is embedded in the prefabricated bottom plate component, and the inner ring part of the water-stopping steel plate is exposed in the connecting hole.
The prefabricated assembly bottom plate connected with the pile is preferable, the steel ring is arranged in the middle of the connecting hole along the vertical direction, and a protective layer is reserved between the steel ring and the upper surface and the lower surface of the prefabricated bottom plate component.
The prefabricated spliced bottom plate connected with the pile is preferable, wherein the bottom plate stressed steel bars are embedded in the prefabricated bottom plate components, and the bottom plate stressed steel bars are fixedly connected with the steel ring.
The prefabricated spliced bottom plate connected with the pile is preferable, and the central axes of the connecting hole, the steel ring and the water stop steel plate are coincident.
The spliced structure of the prefabricated spliced bottom plate is characterized in that pile reinforcing bars are embedded in the bottom piles, the connecting ends of the bottom piles and the prefabricated bottom plate components are arranged in the connecting holes, the bottom piles and the pile reinforcing bars of the connecting ends of the prefabricated bottom plate components are fixedly connected with the water stopping steel plates, and concrete is poured in the connecting holes.
The method for installing the spliced structure comprises the following steps,
s2, hoisting the prefabricated bottom plate member to enable the top end of the bottom pile to be positioned in the connecting hole;
s3, welding pile steel bars of the pile heads of the bottom piles with water-stopping steel plates;
s4, pouring concrete into the connecting holes.
In the above-mentioned installation method, preferably, the step S2 further includes a step S1,
s1, chiseling pile head concrete of a bottom pile, bending pile steel bars of the pile head of the bottom pile to the center of the pile, and chiseling pile head concrete in the range of a connecting hole to ensure the quality of post-cast concrete in the connecting hole due to the fact that the pile head concrete of a cast-in-place pile has the quality defects of incompact and the like, improving the waterproof effect, bending the pile steel bars of the pile head to the center of the pile, facilitating hoisting of a prefabricated bottom plate component, and preventing damage caused by collision friction between the pile steel bars and the prefabricated bottom plate component when deviation exists in alignment.
In the above installation method, preferably, in the step S3, the pile reinforcement of the pile head of the bottom pile is bent to one side of the water-stop steel plate, so that the welding operation is facilitated.
Compared with the prior art, the invention has the advantages that:
1. the prefabricated assembled bottom plate connected with the pile has a simple structure, can be assembled and connected with the bottom anti-floating pile, overcomes the defects of long construction period, large influence on the surrounding environment, high labor intensity and the like of the traditional cast-in-situ mode, and is convenient for prefabrication, transportation and installation.
2. According to the invention, the connecting hole is reserved on the prefabricated bottom plate component and the steel ring is arranged, the connecting hole is convenient for the access of the bottom pile, the steel ring effectively solves the structural stress problem at the reserved hole, the acting force at the joint of the prefabricated bottom plate component and the bottom pile is dispersed to the inner wall of the whole connecting hole through the steel ring, the stress area is larger, and the joint is more stable and reliable.
3. According to the invention, the water-stop steel plate is arranged in the middle of the steel ring in the vertical direction, and is connected with the pile steel bars by welding, so that the water-stop steel plate can block the construction joint between the steel ring and post-cast concrete in the steel ring, and can prevent groundwater from penetrating along the construction joint between the steel ring and post-cast concrete in the steel ring, thereby effectively solving the waterproof problem of the construction joint and improving the waterproof performance of the whole structure.
4. In the assembled structure using the prefabricated assembled bottom plate, the prefabricated assembled bottom plate of the underground structure is firmly connected with the bottom pile, so that the structure is stressed completely, and meanwhile, the waterproof effect is good.
5. The method of the invention is convenient for installation, has high construction speed and small influence on the periphery, and the same pile connection assembly structure obtained by installation has good stress and waterproof effect and high structural integrity and stability.
Drawings
Fig. 1 is a schematic plan view of the prefabricated assembled base plate connected with piles according to the present embodiment.
Fig. 2 is a cross-sectional view of fig. 1 taken along A-A.
Fig. 3 is a partial enlarged view of B in fig. 1.
Legend description:
1. prefabricating a base plate member; 11. a connection hole; 12. a steel collar; 13. a water-stopping steel plate; 14. the bottom plate is stressed by steel bars; 2. a bottom pile; 21. pile steel bar; 3. and (3) concrete.
Detailed Description
The present invention will be described more fully hereinafter with reference to the accompanying drawings, in which preferred embodiments are shown, for the purpose of illustrating the invention, but the scope of the invention is not limited to the specific embodiments shown.
As shown in fig. 1 to 3, the prefabricated assembled bottom plate connected with the pile in the embodiment comprises a prefabricated bottom plate component 1, a connecting hole 11 for connecting with the bottom pile 2 is reserved on the prefabricated bottom plate component 1, a steel ring 12 is pre-embedded on the inner wall of the connecting hole 11 of the prefabricated bottom plate component 1, a water stop steel plate 13 for preventing construction joints is arranged in the middle of the vertical direction of the steel ring 12, and the water stop steel plate 13 is fixedly connected with the steel ring 12. The prefabricated bottom plate of assembling of this embodiment is applicable to and is connected with the anti-floating pile in bottom, and simple structure, and the installation of being convenient for sets up the structure atress problem that steel ring 12 can solve the connecting hole 11 department of reservation, sets up the waterproof problem that water stop steel sheet 13 can solve the construction joint, guarantees to assemble and connects the back structure whole and can stabilize the atress and have good waterproof performance.
In this embodiment, the water stop steel plate 13 is arranged perpendicular to the steel ring 12, and the water stop steel plate 13 is arranged in the middle of the steel ring 12 in the vertical direction. The water stop steel plate 13 is arranged at the right middle position of the steel ring 12 in the vertical direction, so that acting force at the joint can be better dispersed to the whole steel ring 12, and the joint is more stable and reliable.
In this embodiment, the water-stop steel plate 13 is in a circular ring shape, the outer ring portion of the water-stop steel plate 13 is embedded in the prefabricated base member 1, and the inner ring portion of the water-stop steel plate 13 is exposed in the connecting hole 11. The inner ring of the water stop steel plate 13 is exposed out of the connecting hole 11 and is convenient to be connected with the pile steel bar 21, meanwhile, the waterproof problem of a construction joint can be solved, the outer ring of the water stop steel plate 13 is embedded in the prefabricated bottom plate component 1, after connection, acting force of the connection position can be further transferred to the prefabricated bottom plate component 1, the acting force is dispersed, and the stability and reliability of the connection position are improved.
In this embodiment, the steel ring 12 is disposed in the middle of the connecting hole 11 along the vertical direction, and a protective layer is reserved between the steel ring 12 and the upper surface and the lower surface of the prefabricated bottom plate member 1, and the protective layer is used for preventing the steel ring 12 from being corroded, so as to ensure the durability of the steel ring 12 during the service life of the structure.
In this embodiment, the prefabricated base plate member 1 is embedded with the base plate stress steel bars 14, and the base plate stress steel bars 14 are fixedly connected with the steel ring 12. The bottom plate stress steel bars 14 can further disperse acting force on the steel ring 12 into the whole prefabricated bottom plate component 1, so that stress load of the connecting part is reduced, and the whole structure is more stable and reliable.
In this embodiment, the central axes of the connection hole 11, the steel ring 12, and the water stop steel plate 13 coincide. The arrangement mode is convenient for keeping the stress balance of the prefabricated bottom plate component 1 in all directions, and the unstable structure caused by inconsistent stress loads is avoided.
The spliced structure using the prefabricated spliced bottom plate of the embodiment has pile steel bars 21 embedded in the bottom piles 2, the connecting ends of the bottom piles 2 and the prefabricated bottom plate component 1 are arranged in the connecting holes 11, the pile steel bars 21 at the connecting ends of the bottom piles 2 and the prefabricated bottom plate component 1 are fixedly connected with the water stop steel plates 13, and concrete 3 is poured in the connecting holes 11. Specifically, the pile reinforcement 21 is welded to the water-stop steel plate 13, and one end of the pile reinforcement 21 overlaps one end of the water-stop steel plate 13. The spliced structure can stably connect the prefabricated spliced bottom plate with the bottom pile, has complete structural stress and has good waterproof effect.
The method for installing the spliced structure comprises the following steps,
s1, chiseling pile head concrete of a bottom pile 2, and bending pile steel bars 21 of the pile head of the bottom pile 2 to the center of the pile;
s2, hoisting the prefabricated bottom plate component 1 to enable the top end of the bottom pile 2 to be positioned in the connecting hole 11;
s3, bending pile steel bars 21 of the pile head of the bottom pile 2 to one side of the water stop steel plate 13, and welding the pile steel bars 21 of the pile head of the bottom pile 2 with the water stop steel plate 13;
s4, pouring concrete into the connecting holes 11 to finish construction of the structure.
While the invention has been described with reference to preferred embodiments, it is not intended to be limiting. Many possible variations and modifications of the disclosed technology can be made by anyone skilled in the art, or equivalent embodiments with equivalent variations can be made, without departing from the scope of the invention. Therefore, any simple modification, equivalent variation and modification of the above embodiments according to the technical substance of the present invention shall fall within the scope of the technical solution of the present invention.
Claims (8)
1. The utility model provides a with prefabricating of stake connection assemble bottom plate which characterized in that: the construction joint waterproof device comprises a prefabricated bottom plate component (1), wherein a connecting hole (11) for connecting with a bottom pile (2) is reserved in the prefabricated bottom plate component (1), a steel ring (12) is pre-buried on the inner wall of the connecting hole (11) along the prefabricated bottom plate component (1), a waterproof steel plate (13) for preventing a construction joint from being water is arranged in the middle of the vertical direction of the steel ring (12), and the waterproof steel plate (13) is fixedly connected with the steel ring (12);
the water-stopping steel plate (13) is perpendicular to the steel ring (12), and the water-stopping steel plate (13) is arranged in the middle of the steel ring (12) along the vertical direction;
the water-stopping steel plate (13) is in a circular ring shape, the outer ring part of the water-stopping steel plate (13) is embedded in the prefabricated bottom plate component (1), and the inner ring part of the water-stopping steel plate (13) is exposed in the connecting hole (11);
the inner ring of the water stop steel plate (13) is used for being connected with pile steel bars (21) pre-buried in the bottom pile (2).
2. The precast assembled deck for connection with piles according to claim 1, wherein: the steel ring (12) is arranged in the middle of the connecting hole (11) along the vertical direction, and a protective layer is reserved between the steel ring (12) and the upper surface and the lower surface of the prefabricated bottom plate component (1).
3. The precast assembled deck for connection with piles according to claim 1, wherein: the prefabricated base plate component (1) is embedded with base plate stress steel bars (14), and the base plate stress steel bars (14) are fixedly connected with the steel ring (12).
4. A precast panel for connection with piles according to any one of claims 1 to 3, wherein: the central axes of the connecting hole (11), the steel ring (12) and the water stop steel plate (13) are overlapped.
5. -a building structure using a prefabricated building panel according to any one of claims 1 to 4, characterized in that: pile steel bars (21) are embedded in the bottom piles (2), the connecting ends of the bottom piles (2) and the prefabricated bottom plate components (1) are arranged in the connecting holes (11), the pile steel bars (21) of the connecting ends of the bottom piles (2) and the prefabricated bottom plate components (1) are fixedly connected with the water stop steel plates (13), and concrete (3) is poured in the connecting holes (11).
6. A method of installing a modular structure as claimed in claim 5, wherein: comprises the steps of,
s2, hoisting the prefabricated bottom plate component (1) to enable the top end of the bottom pile (2) to be positioned in the connecting hole (11);
s3, welding pile steel bars (21) of the pile head of the bottom pile (2) with the water-stopping steel plate (13);
s4, pouring concrete into the connecting holes (11).
7. The mounting method according to claim 6, wherein: the step S2 is preceded by a step S1,
s1, chiseling pile head concrete of the bottom pile (2), and bending pile steel bars (21) of the pile head of the bottom pile (2) to the pile center.
8. The mounting method according to claim 7, wherein: in the step S3, pile steel bars (21) of the pile head of the bottom pile (2) are bent to one side of the water stop steel plate (13).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201810726418.9A CN108951700B (en) | 2018-07-04 | 2018-07-04 | Prefabricated assembled bottom plate connected with piles, assembled structure and installation method thereof |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201810726418.9A CN108951700B (en) | 2018-07-04 | 2018-07-04 | Prefabricated assembled bottom plate connected with piles, assembled structure and installation method thereof |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN108951700A CN108951700A (en) | 2018-12-07 |
| CN108951700B true CN108951700B (en) | 2024-01-16 |
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201810726418.9A Active CN108951700B (en) | 2018-07-04 | 2018-07-04 | Prefabricated assembled bottom plate connected with piles, assembled structure and installation method thereof |
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| Country | Link |
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Families Citing this family (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN113622414A (en) * | 2021-08-09 | 2021-11-09 | 南京同力建设集团股份有限公司 | Prefabricated U-shaped channel composite anti-floating pile and construction method thereof |
Citations (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JP2003027418A (en) * | 2001-07-11 | 2003-01-29 | Nippon Concrete Ind Co Ltd | Concrete structure and method for constructing the same |
| JP2006022575A (en) * | 2004-07-08 | 2006-01-26 | Kyokuto Corp | Structure of pile head joint section and pile head fitting cylinder body |
| CN106284427A (en) * | 2016-08-31 | 2017-01-04 | 中国冶集团有限公司 | A kind of basement post-pouring zone temporary leaking water gear soil construction method |
| CN107419811A (en) * | 2017-07-04 | 2017-12-01 | 深圳前海特辰科技有限公司 | The method and its structure of basement bottom board support pile and spilled water hole waterproofing and leakage-stopping |
| CN208455668U (en) * | 2018-07-04 | 2019-02-01 | 中铁隧道局集团有限公司 | A kind of the precast assembly bottom plate and its splicing structure of same stake connection |
-
2018
- 2018-07-04 CN CN201810726418.9A patent/CN108951700B/en active Active
Patent Citations (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JP2003027418A (en) * | 2001-07-11 | 2003-01-29 | Nippon Concrete Ind Co Ltd | Concrete structure and method for constructing the same |
| JP2006022575A (en) * | 2004-07-08 | 2006-01-26 | Kyokuto Corp | Structure of pile head joint section and pile head fitting cylinder body |
| CN106284427A (en) * | 2016-08-31 | 2017-01-04 | 中国冶集团有限公司 | A kind of basement post-pouring zone temporary leaking water gear soil construction method |
| CN107419811A (en) * | 2017-07-04 | 2017-12-01 | 深圳前海特辰科技有限公司 | The method and its structure of basement bottom board support pile and spilled water hole waterproofing and leakage-stopping |
| CN208455668U (en) * | 2018-07-04 | 2019-02-01 | 中铁隧道局集团有限公司 | A kind of the precast assembly bottom plate and its splicing structure of same stake connection |
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| Publication number | Publication date |
|---|---|
| CN108951700A (en) | 2018-12-07 |
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