CN109989394A - A kind of cast-in-place concrete pile section stake partition and its construction method - Google Patents
A kind of cast-in-place concrete pile section stake partition and its construction method Download PDFInfo
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- CN109989394A CN109989394A CN201910395661.1A CN201910395661A CN109989394A CN 109989394 A CN109989394 A CN 109989394A CN 201910395661 A CN201910395661 A CN 201910395661A CN 109989394 A CN109989394 A CN 109989394A
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- partition
- stake
- casing
- cast
- concrete pile
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- 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
- E02D5/223—Details of top sections of foundation piles
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- Engineering & Computer Science (AREA)
- Structural Engineering (AREA)
- Life Sciences & Earth Sciences (AREA)
- General Life Sciences & Earth Sciences (AREA)
- Mining & Mineral Resources (AREA)
- Paleontology (AREA)
- Civil Engineering (AREA)
- General Engineering & Computer Science (AREA)
- Piles And Underground Anchors (AREA)
Abstract
The invention discloses a kind of cast-in-place concrete piles to cut stake partition, it is characterized by: planform includes section stake partition main body of circular base plate bonus point branch casing, cutting stake partition main body includes framework of steel reinforcement (1), partition (2), casing (3), framework of steel reinforcement (1) is welded to connect using level-one diameter 20mm round steel into great circle, roundlet adds the skeleton of four framves, partition (2) and framework of steel reinforcement (1) are fully welded as an entirety, the centre of partition (2) is equipped with guide hole (5), guide hole (5) can be move freely for placing filling concrete pile leader and paste and concrete can effectively upper rows, two circle sieve pores (4) are also uniformly provided in the middle part of partition (2), more casings (3) are uniformly provided with around partition (2), row pressure mouth (6) are equipped on the distance piece (2) of casing (3).The high above section concrete of effective pile beacon and reinforcing bar is isolated using partition and casing in the present invention, greatly saves manually and machine work amount, shortens the construction period, protect reinforcing bar, make to cut stake more quickly, it is easy, safe guarantee the quality, energy-saving and environment-friendly construction.
Description
Technical field
The invention belongs to technical field of buildings, install on steel reinforcement cage more particularly to one kind and cut stake partition progress concrete
Bored concrete pile cuts stake and its construction method.
Background technique
Currently, in construction use cast-in-place concrete pile based on and Foundation Pit Support Engineering bearing capacity it is more universal,
Cutting pile must be carried out by code requirement cast-in-place concrete pile, the pile crown of paste and pre-buried pile cap steel muscle portion point is cut, is
Cast-in-place concrete pile cuts stake.Present construction site is cut stake to cast-in-place concrete pile or is manually symmetrically dug using pneumatics driver drilling rod
Hole dialysis cuts stake face and station and removes concrete in stake top, breaks broken pile with digging machine or crane hoisting equipment when being drilled at a diameter 1/3
Head is hung except pile crown transports processing.Using traditional when cutting stake mode, when expending a large amount of artificial and machine work amount, and cutting stake
Between it is long, be easily destroyed reinforcing bar.
Summary of the invention
The purpose of the present invention is to provide a kind of cast-in-place concrete piles to cut stake partition and its construction method, solves existing thick
Rough section of stake form, artificial and mechanical occupancy is big and reinforcing bar is easily destroyed and the construction time is long, not environmentally the deficiencies of, this section of stake every
The concrete on the high top of effective pile beacon can be isolated in piece, and a reinforcing bar is allowed to separate with concrete, i.e., with a small amount of artificial and mechanical strippings
Reinforcing bar is exposed in protective layer part, then directly breaks broken pile head, that is, reaches and cut stake purpose；This section of stake partition can greatly save it is artificial,
Machinery expenses shorten the construction period, and protect reinforcing bar.
In order to solve the above-mentioned technical problem, the present invention is achieved by the following technical solutions:
A kind of cast-in-place concrete pile section stake partition, planform include section stake partition main body of circular base plate bonus point branch casing, are cut
Stake partition main body includes framework of steel reinforcement, partition, casing, framework of steel reinforcement using level-one diameter 20mm round steel be welded to connect at great circle,
Roundlet adds the skeleton of four framves, and partition and framework of steel reinforcement are fully welded as an entirety, and the centre of partition is equipped with guide hole, guide hole
For placing, filling concrete pile leader can be move freely and paste and concrete effectively can be also uniformly provided in the row of going up, partition middle part
Two enclose sieve pores, and more casings are uniformly provided with around partition, and surrounding's partition of each casing is equipped with row pressure mouth.
The big loop diameter of framework of steel reinforcement is identical as the diameter of reinforcement cage skeleton internal diameter reinforcing rib, and small loop diameter is greater than coagulation
10 ~ 20cm of maximum gauge of native bored pile guide.
The partition is rounded, is made of the galvanized steel plain sheet of 3-5mm thickness, diameter is identical as stake diameter.
Described sleeve pipe is greater than 1 ~ 2cm of stake main reinforcement using the single sealing plastic tube production for having certain intensity and toughness, diameter,
Length is in 0.8 ~ 1.5m.
The sieve pore is that aperture is depressurized on partition, and aperture is 2 ~ 5cm.
The row pressure mouth is that partition 2 is cut open the mouth slot for 3 ~ 5cm to depressurize discharge between partition and framework of steel reinforcement.
A kind of above-mentioned cast-in-place concrete pile cut stake partition construction method, in fabrication of reinforcing cage framework of steel reinforcement and every
Piece is mounted on the reinforcing bar of reserved cushion cap part, and partition can double as the spacer ferrule of reinforcing bar, is installed again after the completion of fabrication of reinforcing cage
Casing transfers carry out concreting into stake holes together；After concrete strength is met the requirements, paste and guarantor are manually chiseled
Sheath breaks out reinforcing bar, directly breaks broken pile head point with digging machine or crane hoisting equipment, cuts stake and completes.
Compared with prior art, the beneficial effects of the present invention are:
The present invention installation can cut stake partition in cast-in-place concrete pile fabrication of reinforcing cage or decentralization, reach effective stake part and stake
Head concrete and reinforcing bar isolation, reduce the cohesive force and bond stress of concrete, facilitate worker and mechanical equipment to carry out cutting stake, make work
It greatly reduces, shortens the construction period as amount, ensure the safe mass of cast-in-place concrete pile, partition and casing may be reused, section
Can be environmentally friendly, structure is simple.
Detailed description of the invention
The present invention is further described with plan view with reference to the accompanying drawing.
Fig. 1 is schematic view of the front view of the invention,
Fig. 2 is the top view of Fig. 1,
Fig. 3 is the perspective view of Fig. 1.
In figure: 1. frameworks of steel reinforcement, 2. partitions, 3. casings, 4. sieve pores, 5. guide holes, 6. row pressure mouths.
Specific embodiment
Present invention is further described in detail with specific embodiment with reference to the accompanying drawing:
Referring to Fig. 1-3, a kind of cast-in-place concrete pile cuts stake partition, planform include circular base plate bonus point branch casing cut stake every
Piece main body, cutting stake partition main body includes framework of steel reinforcement 1, partition 2, casing 3, and framework of steel reinforcement 1 is welded using level-one diameter 20mm round steel
Be connected into great circle in succession, roundlet adds the skeletons of four framves, partition 2 and framework of steel reinforcement 1 are fully welded as an entirety, the centre of partition 2
Equipped with guide hole 5, for placing, filling concrete pile leader can be move freely guide hole 5 and paste and concrete can be effectively
Row, 2 middle part of partition are also uniformly provided with two circle sieve pores 4, more casings 3 are uniformly provided with around partition 2, on the distance piece 2 of casing 3
Equipped with row pressure mouth 6.
The big loop diameter of the framework of steel reinforcement 1 is identical as the diameter of reinforcement cage skeleton internal diameter reinforcing rib, and small loop diameter is greater than mixed
10 ~ 20cm of maximum gauge of solidifying soil bored pile guide.
The partition 2 is rounded, is made of the galvanized steel plain sheet of 3-5mm thickness, diameter is identical as stake diameter.
Described sleeve pipe 3 using the single sealing plastic tube production for having certain intensity and toughness, diameter be greater than stake main reinforcement 1 ~
2cm, length are in 0.8 ~ 1.5m.
The sieve pore 4 is that aperture is depressurized on partition 2, and aperture is 2 ~ 5cm.
The row pressure mouth 6 is that partition 2 is cut open the mouth slot for 3 ~ 5cm to the row of decompression between partition 2 and framework of steel reinforcement 1
Material.
When construction, stake partition main body will be cut and be weldingly fixed at the steel reinforcement cage head section of cast-in-place concrete pile, whole one lifts by crane
Load hole installs casing 3 on head every reserved steel bar of section, and casing 3 is enclosed on reinforcing bar at 2 end of partition with steel wire winding,
Aperture is carried out by cast-in-place concrete pile main reinforcement spacing at framework of steel reinforcement 1 on partition 2 and arranges casing 3, and aperture is slightly larger than casing 3
Diameter；After concrete strength is met the requirements, paste and protective layer part are manually cut, reinforcing bar is broken out, is directly set with machinery
It is standby to break broken pile head point, it takes out and cuts the reuse of stake partition, complete to cut stake.
The high above section concrete of effective pile beacon and reinforcing bar is isolated using partition and casing in the present invention, is cutting stake
When greatly reduce artificial and machine work amount, shorten the construction period, protect reinforcing bar, and preferably between control stake top absolute altitude and reinforcing bar
Away from, allow cut stake reach more quickly, easy, the construction purpose guaranteed the quality safely.Partition and casing may be reused, energy-saving ring
It protects.
Undeclared part involved in the present invention is same as the prior art or is realized using the prior art.
Claims (7)
1. a kind of cast-in-place concrete pile cuts stake partition, it is characterised in that: planform includes cutting for circular base plate bonus point branch casing
Stake partition main body, cutting stake partition main body includes framework of steel reinforcement (1), partition (2), casing (3), and framework of steel reinforcement (1) is straight using level-one
Diameter 20mm round steel is welded to connect the skeleton for adding four framves at great circle, roundlet, and partition (2) and framework of steel reinforcement (1) are fully welded as one
Whole, the centre of partition (2) is equipped with guide hole (5), guide hole (5) can move freely for placing filling concrete pile leader and
Paste and concrete effectively upper can be arranged, and two circle sieve pores (4) are also uniformly provided in the middle part of partition (2), are uniformly provided with around partition (2) more
Root casing (3) is equipped with row pressure mouth (6) on the distance piece (2) of casing (3).
2. a kind of cast-in-place concrete pile as described in claim 1 cuts stake partition, it is characterised in that: the framework of steel reinforcement (1) is big
Loop diameter is identical as the diameter of reinforcement cage skeleton internal diameter reinforcing rib, and small loop diameter is greater than the maximum gauge of filling concrete pile leader
10~20cm。
3. a kind of cast-in-place concrete pile as described in claim 1 cuts stake partition, it is characterised in that: the partition (2) is rounded,
It is made of the galvanized steel plain sheet of 3-5mm thickness, diameter is identical as stake diameter.
4. a kind of cast-in-place concrete pile as described in claim 1 cuts stake partition, it is characterised in that: described sleeve pipe (3), which uses, to be had
Single sealing plastic tube production of certain intensity and toughness, diameter are greater than 1 ~ 2cm of stake main reinforcement, and length is in 0.8 ~ 1.5m.
5. a kind of cast-in-place concrete pile as described in claim 1 cuts stake partition, it is characterised in that: the sieve pore (4) be every
Aperture is depressurized on piece (2), and aperture is 2 ~ 5cm.
6. a kind of cast-in-place concrete pile as described in claim 1 cuts stake partition, it is characterised in that: the row pressure mouth (6) be
Partition (2) is cut open the mouth slot for 3 ~ 5cm to depressurize discharge between partition (2) and framework of steel reinforcement (1).
7. the construction method that a kind of cast-in-place concrete pile as described in one of claim 1-6 cuts stake partition, it is characterised in that: will
Stake partition main body is cut to be weldingly fixed at the steel reinforcement cage head section of cast-in-place concrete pile, it is whole to hang load hole together, at every, head section
Casing (3) are installed on reserved steel bar, casing (3) is enclosed on reinforcing bar at partition (2) end with steel wire winding, is tightened in partition (2)
Aperture arrangement casing (3) is carried out by cast-in-place concrete pile main reinforcement spacing at framework of steel reinforcement (1), aperture is straight slightly larger than casing (3)
Diameter；After concrete strength is met the requirements, protective layer part is manually cut, reinforcing bar is broken out, directly breaks broken pile with mechanical equipment
Head point takes out and cuts the reuse of stake partition, completes to cut stake.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201910395661.1A CN109989394A (en) | 2019-05-14 | 2019-05-14 | A kind of cast-in-place concrete pile section stake partition and its construction method |
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201910395661.1A CN109989394A (en) | 2019-05-14 | 2019-05-14 | A kind of cast-in-place concrete pile section stake partition and its construction method |
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| Publication Number | Publication Date |
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| CN109989394A true CN109989394A (en) | 2019-07-09 |
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| Application Number | Title | Priority Date | Filing Date |
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| CN201910395661.1A Pending CN109989394A (en) | 2019-05-14 | 2019-05-14 | A kind of cast-in-place concrete pile section stake partition and its construction method |
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Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN113737794A (en) * | 2021-08-30 | 2021-12-03 | 中交二航局第一工程有限公司 | Fast cut-off device for pile head of cast-in-situ bored pile and use method thereof |
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| CN107604920A (en) * | 2017-09-14 | 2018-01-19 | 云南建投第五建设有限公司 | A kind of quick construction method for abolishing filling pile head |
| CN108385686A (en) * | 2018-03-02 | 2018-08-10 | 中铁上海工程局集团有限公司 | A kind of cast-in-situ bored pile exempts from stripping and exempts from ring cutting to cut pile crown technique |
| CN108867642A (en) * | 2018-07-06 | 2018-11-23 | 中交第三航务工程勘察设计院有限公司 | A kind of efficient bored concrete pile section pile crown method |
| CN109183783A (en) * | 2018-10-24 | 2019-01-11 | 南宁职业技术学院 | It is a kind of to exempt from broken apart concrete filling pile head |
| CN109629557A (en) * | 2018-12-18 | 2019-04-16 | 五冶集团上海有限公司 | A kind of cast-in-situ bored pile pile crown isolating device and its application method |
| CN210031772U (en) * | 2019-05-14 | 2020-02-07 | 贵州建工集团有限公司 | Concrete bored concrete pile cuts a spacer |
-
2019
- 2019-05-14 CN CN201910395661.1A patent/CN109989394A/en active Pending
Patent Citations (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN107604920A (en) * | 2017-09-14 | 2018-01-19 | 云南建投第五建设有限公司 | A kind of quick construction method for abolishing filling pile head |
| CN108385686A (en) * | 2018-03-02 | 2018-08-10 | 中铁上海工程局集团有限公司 | A kind of cast-in-situ bored pile exempts from stripping and exempts from ring cutting to cut pile crown technique |
| CN108867642A (en) * | 2018-07-06 | 2018-11-23 | 中交第三航务工程勘察设计院有限公司 | A kind of efficient bored concrete pile section pile crown method |
| CN109183783A (en) * | 2018-10-24 | 2019-01-11 | 南宁职业技术学院 | It is a kind of to exempt from broken apart concrete filling pile head |
| CN109629557A (en) * | 2018-12-18 | 2019-04-16 | 五冶集团上海有限公司 | A kind of cast-in-situ bored pile pile crown isolating device and its application method |
| CN210031772U (en) * | 2019-05-14 | 2020-02-07 | 贵州建工集团有限公司 | Concrete bored concrete pile cuts a spacer |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN113737794A (en) * | 2021-08-30 | 2021-12-03 | 中交二航局第一工程有限公司 | Fast cut-off device for pile head of cast-in-situ bored pile and use method thereof |
| CN113737794B (en) * | 2021-08-30 | 2023-02-24 | 中交二航局第一工程有限公司 | Fast cut-off device for pile head of cast-in-situ bored pile and use method thereof |
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