CN110359453A - Concrete filling pile head construction and broken pile method - Google Patents
Concrete filling pile head construction and broken pile method Download PDFInfo
- Publication number
- CN110359453A CN110359453A CN201910630629.7A CN201910630629A CN110359453A CN 110359453 A CN110359453 A CN 110359453A CN 201910630629 A CN201910630629 A CN 201910630629A CN 110359453 A CN110359453 A CN 110359453A
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- concrete
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- interior casing
- bottom plate
- steel reinforcement
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- 238000010276 construction Methods 0.000 title claims abstract description 29
- 238000000034 method Methods 0.000 title claims abstract description 14
- 230000002787 reinforcement Effects 0.000 claims abstract description 86
- 229910000831 Steel Inorganic materials 0.000 claims abstract description 50
- 239000010959 steel Substances 0.000 claims abstract description 50
- 239000011229 interlayer Substances 0.000 claims abstract description 35
- 238000005266 casting Methods 0.000 claims abstract description 21
- 210000003205 muscle Anatomy 0.000 claims description 5
- 239000010410 layer Substances 0.000 claims description 2
- 230000003014 reinforcing effect Effects 0.000 claims 1
- 238000000638 solvent extraction Methods 0.000 description 7
- 239000002689 soil Substances 0.000 description 5
- 230000015271 coagulation Effects 0.000 description 3
- 238000005345 coagulation Methods 0.000 description 3
- 230000000694 effects Effects 0.000 description 3
- 239000002390 adhesive tape Substances 0.000 description 2
- 238000004873 anchoring Methods 0.000 description 2
- 230000008901 benefit Effects 0.000 description 2
- 238000010586 diagram Methods 0.000 description 2
- 230000001681 protective effect Effects 0.000 description 2
- 239000007787 solid Substances 0.000 description 2
- 238000009435 building construction Methods 0.000 description 1
- 239000003795 chemical substances by application Substances 0.000 description 1
- 230000007547 defect Effects 0.000 description 1
- 238000001125 extrusion Methods 0.000 description 1
- 230000010412 perfusion Effects 0.000 description 1
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 description 1
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
- E02D5/66—Mould-pipes or other moulds
- E02D5/68—Mould-pipes or other moulds for making bulkheads or elements thereof
-
- E—FIXED CONSTRUCTIONS
- E02—HYDRAULIC ENGINEERING; FOUNDATIONS; SOIL SHIFTING
- E02D—FOUNDATIONS; EXCAVATIONS; EMBANKMENTS; UNDERGROUND OR UNDERWATER STRUCTURES
- E02D9/00—Removing sheet piles bulkheads, piles, mould-pipes or other moulds or parts thereof
- E02D9/005—Removing sheet piles bulkheads, piles, mould-pipes or other moulds or parts thereof removing the top of placed piles of sheet 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 present invention provides a kind of concrete filling pile head construction and broken pile methods, embedded bar cage in the cast-in-place concrete pile, the pile crown construction includes: interior casing, the interior casing is axially set to the pile crown concrete to be poured on the inside of main reinforcement and main ribs in the steel reinforcement cage the steel reinforcement cage is isolated, the root edge of the interior casing is fixed with bottom plate, the bottom plate be used to be isolated the bottom plate up and down two sides to casting concrete, the middle part of the bottom plate is equipped with for the through-hole to casting concrete to be perfused;The outer casing being sheathed on the outside of the steel reinforcement cage, the gap between the outer casing and the interior casing form the positioning interlayer of steel reinforcement cage main reinforcement, the main reinforcement of the steel reinforcement cage are placed in the positioning interlayer;Splitter, for separating the concrete of concrete and the baseplate underside on the upside of the bottom plate.Pile crown flatness after pile crown construction of the present invention is abolished is good, and pile crown concrete can be removed integrally with interior casing, and the interior casing and outer casing can reuse.
Description
Technical field
The present invention relates to technical field of building construction, a kind of concrete filling pile head construction and broken pile are related in particular to
Method.
Background technique
When general pile concrete filling pile construction, directly place steel reinforcement cage after-pouring concrete after first pore-forming, after dig out stake
Pneumatic pick is directlyed adopt after head and carries out broken pile, and broken pile speed is slow, is unable to satisfy construction speed;Pile crown out-of-flatness after abolishing is high
Low fluctuating, construction quality are difficult to ensure;And need to put into a large amount of manpower broken piles using the method that pneumatic pick is abolished, and artificial at this stage
Expense remains high, and broken pile cost is excessively high.
Summary of the invention
In view of the foregoing, the present invention provides a kind of concrete filling pile head construction and broken pile method, solves existing
The pile crown out-of-flatness and broken pile that broken pile speed is slow, abolishes defect at high cost, the present invention pass through interior casing and outer cylinder for steel reinforcement cage
Main reinforcement is isolated with pile crown concrete, avoid broken pile construct in damage to main reinforcement, the bottom plate of interior casing bottom is by pile crown concrete
A partitioning slot is separated and formed with pile body, convenient for carrying out abolishing for pile crown concrete at partitioning slot, improves construction efficiency, drop
Low broken pile manpower, the effect of revealing all the details based on bottom plate, the pile crown concrete abolished can be integrally removed with interior casing, by pile crown coagulation
Soil is removed out of interior casing, and broken pile tool can reuse.
To achieve the above object, the technical solution adopted by the present invention is that: a kind of concrete filling pile head construction, institute are provided
Embedded bar cage in cast-in-place concrete pile is stated, the pile crown construction includes:
Interior casing, the interior casing are axially set in the steel reinforcement cage main reinforcement and main ribs that the steel reinforcement cage is isolated
The pile crown concrete to be poured of inside, the root edge of the interior casing are fixed with bottom plate, and the bottom plate is for being isolated the bottom plate
Lower two sides to casting concrete, the middle part of the bottom plate is equipped with for the through-hole to casting concrete to be perfused;
It is arranged the outer casing being fixed on the outside of the steel reinforcement cage, the gap between the outer casing and the interior casing is formed
The positioning interlayer of steel reinforcement cage main reinforcement, described to position the main reinforcement that the steel reinforcement cage is placed in interlayer, the root edge of the outer casing is solid
Surely there is bed die, be spaced apart the through-hole for being equipped with and placing for main ribs on the bed die, the bed die is to be isolated on the bed die
Lower two sides to casting concrete.
In the embodiment of the present invention, the top of the positioning interlayer is blocked to prevent concrete from entering the positioning interlayer.
In the embodiment of the present invention, sawdust is filled in the positioning interlayer.
In the embodiment of the present invention, hanging ring is fixed on the interior casing.
In the embodiment of the present invention, in a ring, the inside of the bed die and the outer wall of the interior casing offset the bed die.
In the embodiment of the present invention, the through-hole is trapezoidal hole, and the bed die forms multiple saws by the trapezoidal hole interval
Tooth-shape structure.
In the embodiment of the present invention, the interior casing, the outer casing are solid with the hangs muscle for lifting the steel reinforcement cage respectively
It is fixed.
The present invention separately provides a kind of broken pile method of cast-in-place concrete pile, comprising the following steps:
S1: providing steel reinforcement cage and interior casing, the interior casing be axially set in the steel reinforcement cage, the interior casing to
The main reinforcement of the steel reinforcement cage and the pile crown concrete to be poured on the inside of main ribs is isolated, the root edge of the interior casing is fixed with bottom
Plate, the bottom plate be used to be isolated the bottom plate up and down two sides to casting concrete, the middle part of the bottom plate is equipped with for being perfused
The through-hole to casting concrete;
The casting position of steel reinforcement cage and the interior casing to cast-in-place concrete pile is hung, and is used on the outside of the steel reinforcement cage
Outer casing carries out the outer side seal mould of stake, and the positioning interlayer to form steel reinforcement cage main reinforcement is defined between the outer casing and the interior casing,
The root edge of the outer casing is fixed with bed die, is spaced apart the through-hole for being equipped with and placing for main ribs, the bed die on the bed die
To be isolated the bed die or more two sides to casting concrete;
S2: being irrigated pouring for pile concrete by the through-hole, until superfilled to stake top absolute altitude;
S3: the bored concrete pile surrounding earthwork is excavated after concrete initial set, tears casing except as noted open;
S4: pile crown concrete is isolated below the bottom plate and removes the pile crown concrete and the interior casing.
It further include sawdust being filled in the positioning interlayer and in the positioning interlayer in the embodiment of the present invention, in step S1
Top be arranged closure part, the sawdust extend to it is described positioning interlayer root edge.
It further include that hanging ring is set on the interior casing in the embodiment of the present invention.
The present invention due to use above technical scheme, make it have it is following the utility model has the advantages that
(1) steel reinforcement cage main reinforcement is isolated with pile crown concrete with outer cylinder by interior casing by the present invention, is avoided in broken pile construction
Damage to main reinforcement;By being blocked at the top of the positioning interlayer to main reinforcement and fill sawdust in positioning interlayer, prevent concrete into
Enter to position and generate bond stress in interlayer with main reinforcement, when later period broken pile influences the intensity of main reinforcement.
(2) pile crown concrete and pile body are separated and are formed a partitioning slot by the bottom plate of interior casing bottom by the present invention,
Convenient for carrying out abolishing for pile crown concrete at partitioning slot, since concrete is brittle, as long as having one section of partitioning slot, after abolishing
Pile crown is substantially smooth, the flatness of raising pile crown while improving construction efficiency, reduce broken pile manpower, and based on bottom plate
The effect of revealing all the details, the pile crown concrete abolished can be integrally removed with interior casing;Pile crown concrete is removed from interior casing, it is described
Interior casing and outer casing can reuse, are environmentally protective, reducing construction cost.
(3) the configuration of the present invention is simple, only interior casing and outer casing, it is more convenient to install, and working procedure is simple.
Detailed description of the invention
Fig. 1 is the structural schematic diagram of concrete filling pile head construction of the present invention.
Fig. 2 is the floor map of cast-in-place concrete pile broken pile auxiliary tool of the present invention.
Fig. 3 is the structural schematic diagram of the cast-in-place concrete pile after the completion of broken pile of the present invention.
The corresponding relationship of appended drawing reference and component is as follows:
Interior casing 1;Bottom plate 11;Through-hole 12;Hanging ring 13;Outer casing 2;Bed die 21;Perforation 22;Main reinforcement 3.
Specific embodiment
For the benefit of to understanding of the invention, it is illustrated with reference to the accompanying drawings and embodiments.
It please refers to shown in Fig. 1, Fig. 2, the present invention provides a kind of cast-in-place concrete pile broken pile auxiliary tool, the broken pile auxiliary
Tool includes: interior casing 1 and is arranged the outer casing 2 being fixed on outside the interior casing 1, and the root edge of the interior casing 1 is fixed with
Bottom plate 11, the middle part of the bottom plate 11 are equipped with the through-hole 12 for concrete perfusion;The outer casing 2 and the interior casing 1 it
Between gap form the positioning interlayer of steel reinforcement cage main reinforcement 3, the root edge of the outer casing 2 is fixed with bed die 21, and the bed die 21 is in
Annular is spaced apart the perforation 22 for being equipped with and placing for main ribs 3, the inside of the bed die 21 and the interior shield on the bed die 21
The outer wall of cylinder 1 offsets.The setting of the bed die 21 can further prevent the bottom of the self-positioning interlayer of concrete to enter;It is preferred that
Ground, the perforation 22 is trapezoidal hole, and the bed die 21 forms multiple zigzag knots by the trapezoidal hole 22 interval;It is described trapezoidal
Hole can reduce the device to hole process between main reinforcement and round hole compared with round hole, easy to operate, improve construction efficiency.
In the embodiment of the present invention, the top of the outer casing 2 and the interior casing 1 is blocked to prevent described in concrete entrance
Position interlayer;More preferably, the top of the interior casing 1 and the outer casing 2 can also be led to by adhesive tape binding and fixing
Setting top plate is crossed to be connected and fixed.
In the embodiment of the present invention, hanging ring 13 is fixed on the interior casing 1, the hanging ring 13 is arc-shaped, the hanging ring 13
Two ends it is fixed with the interior casing 1 respectively.
Based on above-mentioned cast-in-place concrete pile broken pile auxiliary tool, the present invention separately provides a kind of concrete filling pile head structure
It makes, embedded bar cage in the cast-in-place concrete pile, the pile crown construction includes: interior casing 1 and outer casing 2, the interior casing 1
The axial pile crown concrete to be poured being set in the steel reinforcement cage on the inside of main reinforcement 3 and main ribs the steel reinforcement cage is isolated,
The root edge of the interior casing 1 is fixed with bottom plate 11, and the bottom plate 11 is for being isolated the mixed wait pour of about 11 two sides of bottom plate
Solidifying soil, the middle part of the bottom plate 11 are equipped with for the through-hole 12 to casting concrete to be perfused;The outer casing 2 is arranged fixation
On the outside of the steel reinforcement cage, the gap between the outer casing 2 and the interior casing 1 forms the positioning interlayer of steel reinforcement cage main reinforcement 3,
The main reinforcement 3 of the steel reinforcement cage is placed in the positioning interlayer, the root edge of the outer casing 2 is fixed with bed die 21, the bed die
21 in a ring, is spaced apart on the bed die 21 and is equipped with the perforation 22 that places for main ribs 3, the inside of the bed die 21 with it is described
The outer wall of interior casing 1 offsets.The setting of the bed die 21 can prevent the bottom of the self-positioning interlayer of concrete from entering;Preferably,
The perforation 22 is trapezoidal hole, and the bed die 21 forms multiple zigzag structures by the trapezoidal hole 22 interval;
In the embodiment of the present invention, sawdust is filled in the positioning interlayer.By sawdust filling can enhance interior casing 1 with
Ability of the outer casing 1 by concrete extrusion resistance to deformation, while the concrete that pours of lower section can be prevented from positioning bottom of intermediate layer
Portion pours in positioning interlayer, causes to generate bond stress between main reinforcement 3 and concrete, and the construction of later period broken pile causes main reinforcement 3 to damage, shadow
Ring 3 intensity of main reinforcement;Preferably, the sawdust extends to the root edge of the outer casing 2 and the interior casing 1.
In the embodiment of the present invention, the top of the outer casing 2 and the interior casing 1 is blocked to prevent described in concrete entrance
Interlayer is positioned, causes to generate bond stress between main reinforcement 3 and concrete, the construction of later period broken pile causes main reinforcement 3 to damage, and influences main reinforcement 3
Intensity.Specifically, the interior casing 1 can be by adhesive tape binding and fixing with the top of the outer casing 2, can also be by setting
Top set plate is connected and fixed.
In the embodiment of the present invention, hanging ring 13 is fixed on the interior casing 1, the setting of the hanging ring 13 is capable of providing lifting
Point is convenient to hang away interior casing 1 after broken pile, and the bottom of the interior casing 1 is equipped with bottom plate 11 can be to the pile crown after abolishing
Concrete plays the role of revealing all the details, so that walking the lifting of pile crown concrete one in interior casing 1, raising is applied when hanging away interior casing 1
Work efficiency rate.
In the embodiment of the present invention, the outer casing 2 is identical as the height of the interior casing 1, the height of the interior casing 1 with
The anchoring depth of the steel reinforcement cage main reinforcement 3 is identical, and the anchoring section is the length that main reinforcement 3 stretches out pile crown concrete.
In the embodiment of the present invention, the interior casing 1, the inner surface of the outer casing 2 and outer surface are painted with coagulation respectively
Soil release agent prevents concrete Nian Jie with interior casing 1 or outer casing 2, it has not been convenient to separate.
During pile crown is abolished, further include using splitter or pneumatic pick with separate the concrete of 11 upside of the bottom plate with
The concrete of 11 downside of bottom plate.
Preferably, the diameter of the through-hole 12 for concreting is not less than 400mm, to guarantee the sky in bored concrete pile
Gas and water are discharged from the through-hole 12, and the diameter of the through-hole 12 is less than main ribs 3 and arrives the distance between steel reinforcement cage axle center.
In the embodiment of the present invention, the hangs muscle of the interior casing 1 and steel reinforcement cage is connected and fixed;It is arranged on the outer casing 2 and wears
Hole, connects the perforation and the hanging ring 13 of the interior casing 1 is fixed by the outer casing 2, can also be by outer casing 2 and steel reinforcement cage
Hangs muscle be connected and fixed.
Pile crown construction based on above-mentioned cast-in-place concrete pile, the present invention separately provide a kind of broken pile side of cast-in-place concrete pile
Method, comprising the following steps:
S1: providing steel reinforcement cage and interior casing 1, and the interior casing 1 is axial in the steel reinforcement cage, the interior casing 1
The pile crown concrete to be poured of 3 inside of main reinforcement 3 and main ribs of the steel reinforcement cage, the root edge of the interior casing 1 is isolated
Be fixed with bottom plate 11, the bottom plate 11 be used to be isolated about 11 two sides of bottom plate to casting concrete, the bottom plate 11
Middle part is equipped with for the through-hole 12 to casting concrete to be perfused;
The casting position of steel reinforcement cage and the interior casing 1 to cast-in-place concrete pile is hung, the interior casing is set positioned at stake top
Count the above position of absolute altitude, and side seal mould outside stake carried out using outer casing 2 on the outside of the steel reinforcement cage, the outer casing 2 with it is described
The positioning interlayer to form steel reinforcement cage main reinforcement 3 is defined between interior casing 1, the outer casing 2, which is arranged, is fixed on the outer of the steel reinforcement cage
Side, the root edge of the outer casing 2 are fixed with bed die 21, are spaced apart the perforation for being equipped with and placing for main ribs 3 on the bed die 21
22, the bed die 21 to be isolated the bed die or more two sides to casting concrete;
In the embodiment of the present invention, the interior casing 1 and steel reinforcement cage are fixed in the hangs muscle of the steel reinforcement cage;
It further, further include sawdust being filled in the positioning interlayer and at the top of the positioning interlayer in step S1
Closure part is set, and the sawdust extends to the root edge of the positioning interlayer.
S2: being irrigated pouring for pile concrete by the through-hole 12, until superfilled to stake top absolute altitude.
S3: the bored concrete pile surrounding earthwork is excavated after concrete initial set, tears casing 2 except as noted open.
S4: pile crown concrete is isolated along the bottom plate 11 and removes the pile crown concrete and the interior casing 1.
As shown in figure 3, for the cast-in-place concrete pile after the completion of broken pile;The bottom plate 11 will be mixed over and under bottom plate 11
Solidifying soil separates and is formed at spaced-apart locations a partitioning slot, directly broken pile head concrete can be prized with wind original text, due to coagulation
Soil is brittle, as long as there is one section of partitioning slot, stick up the pile crown concrete having no progeny be substantially it is flat, do not influence cast-in-place concrete pile
The planarization of pile crown.The effect of revealing all the details based on bottom plate 11, the pile crown concrete abolished are located in interior casing 1, are equipped by lifting
Hanging ring 13 is sling, the pile crown concrete can be removed together with interior casing 1;Pile crown concrete is removed from interior casing, institute
Stating interior casing 1 and outer casing 2 can reuse, is environmentally protective, reducing construction cost.
It is described the invention in detail above in conjunction with accompanying drawings and embodiments, those skilled in the art can basis
Above description makes many variations example to the present invention.Thus, certain details in embodiment should not constitute limitation of the invention,
The present invention will be using the range that the appended claims define as protection scope of the present invention.
Claims (10)
1. a kind of concrete filling pile head constructs, embedded bar cage in the cast-in-place concrete pile, which is characterized in that the stake
Head structure includes:
Interior casing, the interior casing are axially set in the steel reinforcement cage to be isolated on the inside of the main reinforcement and main ribs of the steel reinforcement cage
Pile crown concrete to be poured, the root edge of the interior casing is fixed with bottom plate, and the bottom plate is for being isolated the bottom plate up and down two
Side to casting concrete, the middle part of the bottom plate is equipped with for the through-hole to casting concrete to be perfused;
It is arranged the outer casing being fixed on the outside of the steel reinforcement cage, the gap between the outer casing and the interior casing forms reinforcing bar
The positioning interlayer of cage main reinforcement, described to position the main reinforcement that the steel reinforcement cage is placed in interlayer, the root edge of the outer casing is fixed with
Bed die is spaced apart the through-hole for being equipped with and placing for main ribs on the bed die, and the bed die is to be isolated the bed die or more two
Side to casting concrete.
2. concrete filling pile head construction according to claim 1, which is characterized in that the top envelope of the positioning interlayer
It blocks up to prevent concrete from entering the positioning interlayer.
3. concrete filling pile head construction according to claim 1, which is characterized in that be filled in the positioning interlayer
Sawdust.
4. concrete filling pile head construction according to claim 1, which is characterized in that be fixed with and hang on the interior casing
Ring.
5. concrete filling pile head construction according to claim 1, which is characterized in that the bed die is in a ring, described
The inside of bed die and the outer wall of the interior casing offset.
6. concrete filling pile head construction according to claim 5, which is characterized in that the through-hole is trapezoidal hole, institute
It states bed die and multiple zigzag structures is formed by the trapezoidal hole interval.
7. concrete filling pile head construction according to claim 1, which is characterized in that the interior casing, the outer shield
Cylinder is fixed with the hangs muscle for lifting the steel reinforcement cage respectively.
8. a kind of broken pile method of cast-in-place concrete pile, which comprises the following steps:
S1: steel reinforcement cage and interior casing are provided, the interior casing is axially set in the steel reinforcement cage, the interior casing is to be isolated
The main reinforcement of the steel reinforcement cage and the pile crown concrete to be poured on the inside of main ribs, the root edge of the interior casing are fixed with bottom plate,
The bottom plate be used to be isolated the bottom plate up and down two sides to casting concrete, the middle part of the bottom plate is equipped with described for being perfused
Through-hole to casting concrete;
The casting position of steel reinforcement cage and the interior casing to cast-in-place concrete pile is hung, and uses outer shield on the outside of the steel reinforcement cage
Cylinder carries out the outer side seal mould of stake, and the positioning interlayer to form steel reinforcement cage main reinforcement is defined between the outer casing and the interior casing, described
The root edge of outer casing is fixed with bed die, is spaced apart the through-hole for being equipped with and placing for main ribs on the bed die, the bed die to
Be isolated the bed die up and down two sides to casting concrete;
S2: being irrigated pouring for pile concrete by the through-hole, until superfilled to stake top absolute altitude;
S3: the bored concrete pile surrounding earthwork is excavated after concrete initial set, tears casing except as noted open;
S4: pile crown concrete is isolated below the bottom plate and removes the pile crown concrete and the interior casing.
9. the broken pile method of cast-in-place concrete pile according to claim 8, which is characterized in that further include in institute in step S1
It states filling sawdust in positioning interlayer and closure part is set at the top of the positioning interlayer, the sawdust extends to the locating clip
The root edge of layer.
10. the broken pile method of cast-in-place concrete pile according to claim 8, which is characterized in that further include in the interior shield
Hanging ring is set on cylinder.
Priority Applications (1)
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CN201910630629.7A CN110359453A (en) | 2019-07-12 | 2019-07-12 | Concrete filling pile head construction and broken pile method |
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CN201910630629.7A CN110359453A (en) | 2019-07-12 | 2019-07-12 | Concrete filling pile head construction and broken pile method |
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CN201910630629.7A Pending CN110359453A (en) | 2019-07-12 | 2019-07-12 | Concrete filling pile head construction and broken pile method |
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Cited By (4)
Publication number | Priority date | Publication date | Assignee | Title |
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CN112195915A (en) * | 2020-10-21 | 2021-01-08 | 深圳宏业基岩土科技股份有限公司 | Method for conveniently breaking pile head of large-diameter secant pile |
CN113250195A (en) * | 2021-06-21 | 2021-08-13 | 邯郸市水利工程处 | Method for integrally isolating pile head breaking through steel bars in advance |
CN114541394A (en) * | 2022-02-21 | 2022-05-27 | 陕西建工机械施工集团有限公司 | Construction method convenient for breaking pile head of cast-in-place pile |
CN114837183A (en) * | 2022-02-25 | 2022-08-02 | 中铁十五局集团城市建设工程有限公司 | Cast-in-place concrete pile head separation device and pile head breaking method |
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CN106968251A (en) * | 2017-05-26 | 2017-07-21 | 中交第二航务工程局有限公司 | A kind of concrete filling pile head abolishes device and its construction method |
CN108411918A (en) * | 2018-03-27 | 2018-08-17 | 中国冶集团有限公司 | Pore-creating filling pile pile crown abolishes device and its construction method |
CN108547303A (en) * | 2018-04-11 | 2018-09-18 | 云南建投基础工程有限责任公司 | A kind of filling pile head abolishes auxiliary device and pile crown restructuring bankrupt |
CN210395347U (en) * | 2019-07-12 | 2020-04-24 | 中国建筑第八工程局有限公司 | Pile head structure of concrete filling pile |
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JP2006057258A (en) * | 2004-08-17 | 2006-03-02 | Tone Geo Tech Co Ltd | Removal method for foundation pile |
CN106968251A (en) * | 2017-05-26 | 2017-07-21 | 中交第二航务工程局有限公司 | A kind of concrete filling pile head abolishes device and its construction method |
CN108411918A (en) * | 2018-03-27 | 2018-08-17 | 中国冶集团有限公司 | Pore-creating filling pile pile crown abolishes device and its construction method |
CN108547303A (en) * | 2018-04-11 | 2018-09-18 | 云南建投基础工程有限责任公司 | A kind of filling pile head abolishes auxiliary device and pile crown restructuring bankrupt |
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Cited By (5)
Publication number | Priority date | Publication date | Assignee | Title |
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CN112195915A (en) * | 2020-10-21 | 2021-01-08 | 深圳宏业基岩土科技股份有限公司 | Method for conveniently breaking pile head of large-diameter secant pile |
CN112195915B (en) * | 2020-10-21 | 2022-03-04 | 深圳宏业基岩土科技股份有限公司 | Method for conveniently breaking pile head of large-diameter secant pile |
CN113250195A (en) * | 2021-06-21 | 2021-08-13 | 邯郸市水利工程处 | Method for integrally isolating pile head breaking through steel bars in advance |
CN114541394A (en) * | 2022-02-21 | 2022-05-27 | 陕西建工机械施工集团有限公司 | Construction method convenient for breaking pile head of cast-in-place pile |
CN114837183A (en) * | 2022-02-25 | 2022-08-02 | 中铁十五局集团城市建设工程有限公司 | Cast-in-place concrete pile head separation device and pile head breaking method |
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