CN111663521A - Club-footed pile for building immersed tube - Google Patents
Club-footed pile for building immersed tube Download PDFInfo
- Publication number
- CN111663521A CN111663521A CN201910163932.0A CN201910163932A CN111663521A CN 111663521 A CN111663521 A CN 111663521A CN 201910163932 A CN201910163932 A CN 201910163932A CN 111663521 A CN111663521 A CN 111663521A
- Authority
- CN
- China
- Prior art keywords
- cast
- place
- column body
- reinforcements
- pile
- 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.)
- Withdrawn
Links
Images
Classifications
-
- E—FIXED CONSTRUCTIONS
- E02—HYDRAULIC ENGINEERING; FOUNDATIONS; SOIL SHIFTING
- E02D—FOUNDATIONS; EXCAVATIONS; EMBANKMENTS; UNDERGROUND OR UNDERWATER STRUCTURES
- E02D5/00—Bulkheads, piles, or other structural elements specially adapted to foundation engineering
- E02D5/22—Piles
- E02D5/34—Concrete or concrete-like piles cast in position ; Apparatus for making same
-
- E—FIXED CONSTRUCTIONS
- E02—HYDRAULIC ENGINEERING; FOUNDATIONS; SOIL SHIFTING
- E02D—FOUNDATIONS; EXCAVATIONS; EMBANKMENTS; UNDERGROUND OR UNDERWATER STRUCTURES
- E02D5/00—Bulkheads, piles, or other structural elements specially adapted to foundation engineering
- E02D5/22—Piles
- E02D5/34—Concrete or concrete-like piles cast in position ; Apparatus for making same
- E02D5/38—Concrete or concrete-like piles cast in position ; Apparatus for making same making by use of mould-pipes or other moulds
- E02D5/44—Concrete or concrete-like piles cast in position ; Apparatus for making same making by use of mould-pipes or other moulds with enlarged footing or enlargements at the bottom of the pile
Abstract
The invention discloses a club-footed pile for a building immersed tube, which comprises an upper section steel tube, a cast-in-place concrete base and a reinforcement cage, wherein the bottom end of the upper section steel tube is provided with a cast-in-place column body, the bottom end of the cast-in-place column body is provided with the cast-in-place concrete base, the outer side wall of the cast-in-place column body is uniformly provided with cross branches, the interior of the cast-in-place column body is provided with the reinforcement cage, the reinforcement cage is formed by uniformly arranging a plurality of vertical reinforcements in a circular ring shape, the outer sides of the vertical reinforcements are uniformly provided with annular reinforcements from top to bottom, the inner sides of the annular reinforcements are provided with triangular support reinforcements, and the. The invention has stronger bearing capacity and impact resistance and good stability, and can reduce the consumption of concrete, thereby reducing the material waste.
Description
Technical Field
The invention relates to the technical field of pedestal piles, in particular to a pedestal pile for a building immersed tube.
Background
The pedestal pile can be divided into a drilling pedestal pile, a blasting pile and a shock impact pedestal pile according to the pile forming mode, the pedestal pile is a cast-in-place pile with the bottom diameter larger than the diameter of the upper pile body, and the bearing capacity of a single pile is greatly improved compared with that of a straight pile with the same diameter as the pile body;
the existing pedestal pile foundation is overlong, the pile diameter is overlarge, so that the huge waste of materials is caused, the construction difficulty is large, the pile body dead weight is also large, the bearing capacity of the pedestal pile is lower, the impact resistance is weak, and the stability is poor.
Disclosure of Invention
The invention aims to provide a pedestal pile for a building immersed tube, which aims to solve the problems of material waste, low bearing capacity, weak impact resistance and poor stability caused by overlarge installation machine in the background technology.
In order to achieve the purpose, the invention provides the following technical scheme: the bottom-expanding pile for the building immersed tube comprises an upper section steel tube, a cast-in-place concrete base and a reinforcement cage, wherein a cast-in-place column body is arranged at the bottom end of the upper section steel tube, the cast-in-place concrete base is arranged at the bottom end of the cast-in-place column body, the reinforcement cage is arranged inside the cast-in-place column body, the reinforcement cage is formed by uniformly arranging a plurality of vertical reinforcements in a circular ring shape, annular reinforcements are uniformly arranged on the outer sides of the vertical reinforcements from top to bottom, and triangular supporting reinforcements are arranged on the inner sides of the annular reinforcements.
Preferably, the inside of upper segment steel pipe is provided with the concrete, and the inside of concrete evenly is provided with down the dowel bar and extends to the inside of cast-in-place shaft.
Preferably, the outer side wall of the cast-in-place column body is provided with a plurality of cross branches.
Preferably, a hollow steel pipe is arranged in the middle of the cast-in-place column body, and the outer side wall of the hollow steel pipe is welded with the triangular support steel bars.
Preferably, the cast-in-place concrete base is of a round table structure, a steel plate is arranged at the bottom end of the interior of the cast-in-place concrete base, and the edge of the top end of the steel plate is uniformly provided with an inclined rod welded with a vertical steel bar.
Preferably, the middle of steel sheet top is provided with the fixed block through the welding, and evenly is provided with the bracing piece on the lateral wall of fixed block, the one end and the down tube fixed connection of keeping away from the fixed block of bracing piece.
Compared with the prior art, the invention has the beneficial effects that: the club-footed pile for the sinking pipe of the building is characterized in that a reinforcement cage is arranged inside a cast-in-place column body and consists of a plurality of vertical reinforcements, annular reinforcements are uniformly arranged outside the vertical reinforcements to fix the vertical reinforcements, triangular supporting reinforcements are arranged inside the annular reinforcements, the stability of a triangle is better, the strength of the reinforcement cage can be improved, a steel plate is arranged inside a cast-in-place concrete base, inclined rods are uniformly arranged at the top end of the steel plate and welded with the vertical reinforcements, a fixed block is arranged at the top end of the steel plate, supporting rods are uniformly arranged on the outer side wall of the fixed block and fixed with the inclined rods, the strength of the cast-in-place concrete base can be improved, the bearing capacity and the impact resistance of the club-footed pile are improved, cross branches are uniformly arranged on the outer side wall of the cast-in-place column body, the friction force between the cast-in-place column body and hard soil can be improved, the stability, the using amount of concrete can be reduced when the club-footed pile is poured, so that not only is the material saved, but also the strength is improved.
Drawings
FIG. 1 is a schematic cross-sectional view of the present invention;
FIG. 2 is a schematic view of a top-down structure of the reinforcement cage of the present invention;
FIG. 3 is a schematic top view of the cross-shaped branch of the present invention;
in the figure: 1. an upper section of steel pipe; 2. lower joint bars; 3. casting a column body in situ; 4. a cross branch; 5. casting a concrete base in situ; 6. a steel plate; 7. a fixed block; 8. a support bar; 9. a diagonal bar; 10. a reinforcement cage; 11. concrete; 12. vertical reinforcing steel bars; 13. a hollow steel pipe; 14. an annular reinforcing bar; 15. the triangular support reinforcing steel bars.
Detailed Description
The technical solutions in the embodiments of the present invention will be clearly and completely described below with reference to the drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only a part of the embodiments of the present invention, and not all of the embodiments. All other embodiments, which can be derived by a person skilled in the art from the embodiments given herein without making any creative effort, shall fall within the protection scope of the present invention.
Referring to fig. 1-3, an embodiment of the present invention is shown: a pedestal pile for a building immersed tube comprises an upper section steel pipe 1, a cast-in-place concrete base 5 and a reinforcement cage 10, wherein the bottom end of the upper section steel pipe 1 is provided with a cast-in-place column body 3, the interior of the upper section steel pipe 1 is provided with concrete 11, lower inserted bars 2 are uniformly arranged in the concrete 11 and extend to the interior of the cast-in-place column body 3, the upper section steel pipe 1 can be fixedly connected with the cast-in-place column body 3, the outer side wall of the cast-in-place column body 3 is provided with a plurality of cross branches 4, the cross branches 4 can increase the friction force between the cast-in-place column body 3 and a hard soil layer and improve the stability of the pedestal pile, the bottom end of the cast-in-place column body 3 is provided with the cast-in-place concrete base 5, the interior of the cast-in-place column body 3 is provided with the reinforcement cage 10, the reinforcement cage 10 is formed by uniformly arranging a plurality of vertical reinforcements 12 in a circular ring shape, annular reinforcements 14, the middle of cast-in-place shaft 3 is provided with hollow steel pipe 13, and the lateral wall of hollow steel pipe 13 and the welding of triangle-shaped brace bar 15, can reduce the quantity of concrete when pouring cast-in-place shaft 3, not only reduce the waste of material, and can improve the intensity of club-footed pile, cast-in-place concrete base 5 is round platform shape structure, and the inside bottom of cast-in-place concrete base 5 is provided with steel sheet 6, and the edge on steel sheet 6 top evenly is provided with down tube 9 and vertical reinforcement 12 welding, the centre on steel sheet 6 top is provided with fixed block 7 through the welding, and evenly be provided with bracing piece 8 on the lateral wall of fixed block 7, the one end and the down tube 9 fixed connection of fixed block 7 of keeping away from of bracing piece 8, improve the intensity of cast.
The working principle is as follows: when in use, firstly, concrete is poured into the hole bottom after the hole forming, bottom expanding and hole cleaning are finished, the concrete is poured into the position which is about half of the height of the cast-in-situ concrete base 5, namely, the reinforcement cage 10 is placed, the concrete is continuously poured, the pile is formed by layered vibration compaction, the cast-in-situ column body 3 is formed, the consumption of the concrete can be reduced when the cast-in-situ column body 3 is poured through the hollow steel pipe 13 in the reinforcement cage 10, not only the waste of materials is reduced, but also the strength of the bottom expanding pile can be improved, the strength of the reinforcement cage 10 can be improved through welding the triangular support reinforcing steel bar 15 in the annular reinforcing steel bar 14, the steel plate 6, the support rod 8 and the inclined rod 9 are arranged in the cast-in-situ concrete base 5, the strength of the cast-in-situ concrete base 5 is improved, thereby the integral bearing capacity and the cast-in-situ resistance of the bottom expanding pile are improved, the cross branch 4 on the, the stability of the club-footed pile is improved.
It will be evident to those skilled in the art that the invention is not limited to the details of the foregoing illustrative embodiments, and that the present invention may be embodied in other specific forms without departing from the spirit or essential attributes thereof. The present embodiments are therefore to be considered in all respects as illustrative and not restrictive, the scope of the invention being indicated by the appended claims rather than by the foregoing description, and all changes which come within the meaning and range of equivalency of the claims are therefore intended to be embraced therein. Any reference sign in a claim should not be construed as limiting the claim concerned.
Claims (6)
1. The utility model provides a building is club-footed pile for immersed tube, includes upper segment steel pipe (1), cast-in-place concrete base (5) and steel reinforcement cage (10), its characterized in that: the cast-in-place steel column is characterized in that a cast-in-place column body (3) is arranged at the bottom end of the upper section steel pipe (1), a cast-in-place concrete base (5) is arranged at the bottom end of the cast-in-place column body (3), a reinforcement cage (10) is arranged inside the cast-in-place column body (3), the reinforcement cage (10) is formed by uniformly arranging a plurality of vertical reinforcements (12) in a circular ring shape, annular reinforcements (14) are uniformly arranged on the outer sides of the vertical reinforcements (12) from top to bottom, and triangular support reinforcements (15) are arranged on the inner sides of the annular reinforcements.
2. The pedestal pile for construction of immersed tube according to claim 1, wherein: the concrete (11) is arranged inside the upper section steel pipe (1), and the lower inserting bars (2) are uniformly arranged inside the concrete (11) and extend to the inside of the cast-in-place column body (3).
3. The pedestal pile for construction of immersed tube according to claim 1, wherein: the cast-in-place column body is characterized in that a plurality of cross branches (4) are arranged on the outer side wall of the cast-in-place column body (3).
4. The pedestal pile for construction of immersed tube according to claim 1, wherein: a hollow steel pipe (13) is arranged in the middle of the cast-in-place column body (3), and the outer side wall of the hollow steel pipe (13) is welded with the triangular support steel bars (15).
5. The pedestal pile for construction of immersed tube according to claim 1, wherein: the cast-in-place concrete base (5) is of a round table structure, a steel plate (6) is arranged at the bottom end of the interior of the cast-in-place concrete base (5), and inclined rods (9) are evenly arranged at the edge of the top end of the steel plate (6) and welded with vertical steel bars (12).
6. The pedestal pile for construction of immersed tube according to claim 5, wherein: the middle of steel sheet (6) top is provided with fixed block (7) through the welding, and evenly is provided with bracing piece (8) on the lateral wall of fixed block (7), the one end and down tube (9) fixed connection of keeping away from fixed block (7) of bracing piece (8).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201910163932.0A CN111663521A (en) | 2019-03-05 | 2019-03-05 | Club-footed pile for building immersed tube |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201910163932.0A CN111663521A (en) | 2019-03-05 | 2019-03-05 | Club-footed pile for building immersed tube |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN111663521A true CN111663521A (en) | 2020-09-15 |
Family
ID=72381558
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201910163932.0A Withdrawn CN111663521A (en) | 2019-03-05 | 2019-03-05 | Club-footed pile for building immersed tube |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN111663521A (en) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN113404039A (en) * | 2021-05-26 | 2021-09-17 | 山东高速工程建设集团有限公司 | Construction method for improving bearing capacity of cast-in-place pile |
| CN115404890A (en) * | 2022-10-08 | 2022-11-29 | 山东黄河河务局工程建设中心 | Construction method of open caisson |
-
2019
- 2019-03-05 CN CN201910163932.0A patent/CN111663521A/en not_active Withdrawn
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN113404039A (en) * | 2021-05-26 | 2021-09-17 | 山东高速工程建设集团有限公司 | Construction method for improving bearing capacity of cast-in-place pile |
| CN113404039B (en) * | 2021-05-26 | 2022-09-09 | 山东高速工程建设集团有限公司 | Construction method for improving bearing capacity of cast-in-place pile |
| CN115404890A (en) * | 2022-10-08 | 2022-11-29 | 山东黄河河务局工程建设中心 | Construction method of open caisson |
Similar Documents
| Publication | Publication Date | Title |
|---|---|---|
| CN208965549U (en) | A kind of poured pile construction package of mortar leakage prevention | |
| CN110629748A (en) | Anti structure that floats of bored concrete pile steel reinforcement cage | |
| CN111663521A (en) | Club-footed pile for building immersed tube | |
| CN201730091U (en) | Cast-in-situ pile | |
| CN209816835U (en) | Club-footed pile for building immersed tube | |
| CN109235413B (en) | Device for reinforcing soft soil foundation by transverse reinforced rigid-flexible composite piles and construction method | |
| CN108755663B (en) | Construction method of large-diameter overlong variable-cross-section cast-in-situ bored pile | |
| CN212641948U (en) | Thin-wall steel pipe concrete combined column and foundation connecting node | |
| CN110206020B (en) | Prefabricated snowflake type concrete steel sheet pile and construction method thereof | |
| CN208933973U (en) | A kind of positioning connection structure of steel-pipe pile and bored concrete pile | |
| CN209066420U (en) | Borehole filling pile cage of reinforcement stereotyped structure | |
| CN106193101A (en) | Tower crane steel platform pile foundation and construction method thereof | |
| CN204676591U (en) | Trough rim construction elevator basis | |
| CN208235561U (en) | A kind of new-type piling strtucture | |
| CN208219667U (en) | Foundation pit supporting construction based on campshed and inner support | |
| CN209178985U (en) | A kind of hollow pile pile cover | |
| CN206070554U (en) | Tower crane steel platform pile foundation | |
| CN208251078U (en) | A kind of bottom-expanding sinking-pipe pilework | |
| CN220246897U (en) | Reinforced concrete pouring short pile with enlarged end for photovoltaic project | |
| CN219908894U (en) | Major diameter drilling highway engineering bored concrete pile | |
| CN218522330U (en) | Reinforced structure of circular heel post | |
| CN116290003B (en) | Composite bearing type inclined support method and system | |
| CN215925672U (en) | Novel pier external temporary consolidation steel pipe stand reserve device | |
| CN104343129A (en) | Reversing formwork for manufacturing cast-in-situ prestressed concrete cylindrical fan foundation | |
| CN103835290A (en) | Pile foundation structure suitable for marine soft soil and design method thereof |
Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| PB01 | Publication | ||
| PB01 | Publication | ||
| WW01 | Invention patent application withdrawn after publication |
Application publication date: 20200915 |
|
| WW01 | Invention patent application withdrawn after publication |