CN109853561A - The construction method of static pressed pile - Google Patents
The construction method of static pressed pile Download PDFInfo
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- CN109853561A CN109853561A CN201910275025.5A CN201910275025A CN109853561A CN 109853561 A CN109853561 A CN 109853561A CN 201910275025 A CN201910275025 A CN 201910275025A CN 109853561 A CN109853561 A CN 109853561A
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Abstract
The invention discloses a kind of construction method of static pressed pile, including equipment immersed tube system it is in place, immersed tube, base expanding and base expanding, pour, tube drawing step；The drawing method include embrace press, vibrate, rubbing with the hands, shaking, the methods of full circle swinging outer tube.Constructing operation of the present invention is convenient, and work efficiency is high, favorable working performance.
Description
Technical field
The present invention relates to a kind of construction methods of static pressed pile.
Background technique
Existing construction of Static Pressure Pile method, generally common drawing method carry out tube drawing, by place, hardness, technique
Limitation, tube drawing ability is little, and working efficiency is low, and complicated for operation, working performance is undesirable.
Summary of the invention
The purpose of the present invention is to provide a kind of favorable working performances, the construction method of easy to operate static pressed pile.
The technical solution of the invention is as follows:
A kind of construction method of static pressed pile, including equipment immersed tube system it is in place, immersed tube, base expanding and base expanding, pour, tube drawing step, feature
Be: the immersed tube system includes outer tube, and setting inner tamping tube is hammered into shape in outer tube；The inner tamping tube hammer rams in the lower part of D3 including diameter
Hammer, the top inner tamping tube that diameter is D2, interior hammer ram link into an integrated entity with inner tamping tube, and the upper rammer that diameter is D1 is equipped at the top of inner tamping tube
Disk is hit, it is to ram disk under D4 that interior hammer ram lower part, which is equipped with diameter,；D1 >=D2, D2≤D3；
Interior hammer ram top is equipped with the hook of connecting steel wire ropes；
The drawing method includes at least one of following method:
(1) hydraulic armful of compressing cylinder in static pressure equipment rack, embraces immersed tube system outer tube, above pulls out to stroke height is set, then
The hydraulic armful of compressing cylinder is unclamped, is returned upwards along guide rail；Steel wire rope of windlass hangs immersed tube system outer tube simultaneously, does not allow immersed tube system
System outer tube sinks automatically；It repeats the above steps, until pulling out on outer tube to setting height；
(2) in static pressure equipment rack under a set of hydraulic armful of compressing cylinder embrace immersed tube system outer tube, above pull out to one hydraulic armful pressure
Oil cylinder sets stroke, then unclamps oil cylinder, and hydraulic armful of compressing cylinder is along guide rail to Regression；Then, upper in static pressure equipment rack
A set of hydraulic armful of compressing cylinder embraces immersed tube system outer tube, above pulls out to a hydraulic armful of compressing cylinder and sets stroke, then unclamps oil cylinder,
Hydraulic armful of compressing cylinder is along guide rail to Regression；It repeats the above steps, until pulling out on outer tube to setting height；
(3) vibration hammer embraces immersed tube system outer tube, reduces the frictional force of outer tube and the periphery soil body, above pulls out finger setting height；
(4) pipe-rocking machine, pipe rubbing machine, full circle swinging machine by rubs, shake, full circle swinging outer tube, reduction outer tube and the periphery soil body frictional force,
On pull out to setting height.
On ram disk, inner tamping tube, interior hammer ram and link into an integrated entity, under ram disk and interior hammer ram in it is partable, up and down can phase
To mobile form.
By adjusting compacted coefficient D ∈ (D1、D2、D3、D4…Dn, V) and adjust the compacted degree of the soil body；D1、D2、D3、D4…
DnWhen to ram filler material, in primary, secondary, the n times deflection three times ... of respective impact energy；V is the volume of filler material.
Size, the shape of enlarged footing are adjusted by adjusting shape factor α ∈ (H, h, C, E, V)；H is the height to feed intake；h
Including hOn、hUnder, degree of lifting and outer tube underthrust depth respectively on outer tube；C is to ram to expand outer distance of the tube bottom away from stake bottom, E when completing
Inner tamping tube hammers distance of the bottom away from outer tube bottom into shape when expanding completion to ram, and V is the volume of filler material.
By adjusting coefficient of bearing caoacity m=Rk/ Y adjusts the compaction of the soil body, the vertical limit of prediction prediction enlarged footing
Bearing capacity, Y are enlarged footing terminal piling pressure.
The material of filler material is adjusted to adjust the number of plies of enlarged footing, monolayer material enlarged footing is formed or multilayer material expands
Head；Filler material is the non-cementing material of unlike material bulk solid, unlike material mixture glue cementing material；It feeds intake, logical material uses: outer
Pipe and inner tamping tube hammer mouth, side wall mouth feed intake, filling are pressed to feed intake.
Constructing operation of the present invention is convenient, and work efficiency is high, favorable working performance.
Below with reference to embodiment, the invention will be further described.
Specific embodiment
A kind of construction method of static pressed pile, including equipment immersed tube system it is in place, immersed tube, base expanding and base expanding, pour, tube drawing step, institute
Stating immersed tube system includes outer tube, and setting inner tamping tube is hammered into shape in outer tube；Inner tamping tube hammer includes hammer ram in lower part that diameter is D3, straight
Diameter is the top inner tamping tube of D2, and interior hammer ram links into an integrated entity with inner tamping tube, equipped with diameter to ram disk on D1 at the top of inner tamping tube,
It is to ram disk under D4 that interior hammer ram lower part, which is equipped with diameter,；D1 >=D2, D2≤D3；
Interior hammer ram top is equipped with the hook of connecting steel wire ropes；
The drawing method includes at least one of following method:
(1) hydraulic armful of compressing cylinder in static pressure equipment rack, embraces immersed tube system outer tube, above pulls out to stroke height is set, then
The hydraulic armful of compressing cylinder is unclamped, is returned upwards along guide rail；Steel wire rope of windlass hangs immersed tube system outer tube simultaneously, does not allow immersed tube system
System outer tube sinks automatically；It repeats the above steps, until pulling out on outer tube to setting height；
(2) in static pressure equipment rack under a set of hydraulic armful of compressing cylinder embrace immersed tube system outer tube, above pull out to one hydraulic armful pressure
Oil cylinder sets stroke, then unclamps oil cylinder, and hydraulic armful of compressing cylinder is along guide rail to Regression；Then, upper in static pressure equipment rack
A set of hydraulic armful of compressing cylinder embraces immersed tube system outer tube, above pulls out to a hydraulic armful of compressing cylinder and sets stroke, then unclamps oil cylinder,
Hydraulic armful of compressing cylinder is along guide rail to Regression；It repeats the above steps, until pulling out on outer tube to setting height；
(3) vibration hammer embraces immersed tube system outer tube, reduces the frictional force of outer tube and the periphery soil body, above pulls out finger setting height；
(4) pipe-rocking machine, pipe rubbing machine, full circle swinging machine by rubs, shake, full circle swinging outer tube, reduction outer tube and the periphery soil body frictional force,
On pull out to setting height.
On ram disk, inner tamping tube, interior hammer ram and link into an integrated entity, under ram disk and interior hammer ram in it is partable, up and down can phase
To mobile form.
By adjusting compacted coefficient D ∈ (D1、D2、D3、D4…Dn, V) and adjust the compacted degree of the soil body；D1、D2、D3、D4…
DnWhen to ram filler material, in primary, secondary, the n times deflection three times ... of respective impact energy；V is the volume of filler material.
Size, the shape of enlarged footing are adjusted by adjusting shape factor α ∈ (H, h, C, E, V)；H is the height to feed intake；h
Including hOn、hUnder, degree of lifting and outer tube underthrust depth respectively on outer tube；C is to ram to expand outer distance of the tube bottom away from stake bottom, E when completing
Inner tamping tube hammers distance of the bottom away from outer tube bottom into shape when expanding completion to ram, and V is the volume of filler material.
By adjusting coefficient of bearing caoacity m=Rk/ Y adjusts the compaction of the soil body, the vertical limit of prediction prediction enlarged footing
Bearing capacity, Y are enlarged footing terminal piling pressure.
The material of filler material is adjusted to adjust the number of plies of enlarged footing, monolayer material enlarged footing is formed or multilayer material expands
Head；Filler material is the non-cementing material of unlike material bulk solid, unlike material mixture glue cementing material；It feeds intake, logical material uses: outer
Pipe and inner tamping tube hammer mouth, side wall mouth feed intake, filling are pressed to feed intake.
Claims (6)
1. a kind of construction method of static pressed pile, including equipment immersed tube system it is in place, immersed tube, base expanding and base expanding, pour, tube drawing step, it is special
Sign is: the immersed tube system includes outer tube, and setting inner tamping tube is hammered into shape in outer tube；The inner tamping tube hammer includes in the lower part that diameter is D3
Hammer ram, the top inner tamping tube that diameter is D2, interior hammer ram link into an integrated entity with inner tamping tube, and it is the upper of D1 that diameter is equipped at the top of inner tamping tube
Disk is rammed, it is to ram disk under D4 that interior hammer ram lower part, which is equipped with diameter,；D1 >=D2, D2≤D3；
Interior hammer ram top is equipped with the hook of connecting steel wire ropes；
The drawing method includes at least one of following method:
(1) hydraulic armful of compressing cylinder in static pressure equipment rack, embraces immersed tube system outer tube, above pulls out to stroke height is set, then
The hydraulic armful of compressing cylinder is unclamped, is returned upwards along guide rail；Steel wire rope of windlass hangs immersed tube system outer tube simultaneously, does not allow immersed tube system
System outer tube sinks automatically；It repeats the above steps, until pulling out on outer tube to setting height；
(2) in static pressure equipment rack under a set of hydraulic armful of compressing cylinder embrace immersed tube system outer tube, above pull out to one hydraulic armful pressure
Oil cylinder sets stroke, then unclamps oil cylinder, and hydraulic armful of compressing cylinder is along guide rail to Regression；Then, upper in static pressure equipment rack
A set of hydraulic armful of compressing cylinder embraces immersed tube system outer tube, above pulls out to a hydraulic armful of compressing cylinder and sets stroke, then unclamps oil cylinder,
Hydraulic armful of compressing cylinder is along guide rail to Regression；It repeats the above steps, until pulling out on outer tube to setting height；
(3) vibration hammer embraces immersed tube system outer tube, reduces the frictional force of outer tube and the periphery soil body, above pulls out finger setting height；
(4) pipe-rocking machine, pipe rubbing machine, full circle swinging machine by rubs, shake, full circle swinging outer tube, reduction outer tube and the periphery soil body frictional force,
On pull out to setting height.
2. the construction method of static pressed pile according to claim 1, it is characterized in that: on ram disk, inner tamping tube, the connection of interior hammer ram
Integrally, disk and interior hammer ram are rammed under in partable, upper and lower relatively-movable form.
3. the construction method of static pressed pile according to claim 1, it is characterized in that: by adjusting compacted coefficient D ∈ (D1、D2、
D3、D4…Dn, V) and adjust the compacted degree of the soil body；D1、D2、D3、D4…DnWhen to ram filler material, in respective impact energy
Once, secondary, n times deflection three times ...；V is the volume of filler material.
4. the construction method of static pressed pile according to claim 1,2 or 3, it is characterized in that: by adjusting shape factor α ∈
(H, h, C, E, V) adjusts size, the shape of enlarged footing；H is the height to feed intake；H includes hOn、hUnder, respectively lifted on outer tube
Degree and outer tube underthrust depth；C is to ram outer distance of the tube bottom away from stake bottom when expanding completion, and E is to ram inner tamping tube when expanding completion to hammer bottom into shape away from outer
The distance of tube bottom, V are the volume of filler material.
5. the construction method of static pressed pile according to claim 1,2 or 3, it is characterized in that: by adjusting coefficient of bearing caoacity m=
Rk/ Y adjusts the compaction of the soil body, and the ultimate vertical bearing capacity of prediction prediction enlarged footing, Y is enlarged footing terminal piling pressure.
6. the construction method of static pressed pile according to claim 1,2 or 3, it is characterized in that: adjusting the material of filler material to adjust
The number of plies of whole enlarged footing forms monolayer material enlarged footing or multilayer material enlarged footing；Filler material is that unlike material bulk solid is non-solid
Tie material, unlike material mixture glue cementing material；Feed intake, logical material uses: outer tube and inner tamping tube hammer mouth, side wall mouth feed intake, press
Filling feeds intake.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201910275025.5A CN109853561A (en) | 2019-04-08 | 2019-04-08 | The construction method of static pressed pile |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201910275025.5A CN109853561A (en) | 2019-04-08 | 2019-04-08 | The construction method of static pressed pile |
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| CN109853561A true CN109853561A (en) | 2019-06-07 |
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| CN201910275025.5A Pending CN109853561A (en) | 2019-04-08 | 2019-04-08 | The construction method of static pressed pile |
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Citations (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN101298772A (en) * | 2008-07-02 | 2008-11-05 | 齐庆国 | Static pressure sunken tube pedestal concrete pile construction method |
| JP2010236323A (en) * | 2009-03-31 | 2010-10-21 | Mitani Sekisan Co Ltd | Foundation pile structure for on-site formation, and construction method of foundation pile |
| CN102444122A (en) * | 2011-04-25 | 2012-05-09 | 朱建新 | Construction method of pile |
| CN105350525A (en) * | 2015-11-09 | 2016-02-24 | 朱建新 | Construction method for piles |
| CN106049465A (en) * | 2016-06-06 | 2016-10-26 | 朱建新 | Construction method for pile |
| CN108118698A (en) * | 2018-01-19 | 2018-06-05 | 朱建新 | The construction method of stake and special Static pressure pile driver |
-
2019
- 2019-04-08 CN CN201910275025.5A patent/CN109853561A/en active Pending
Patent Citations (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN101298772A (en) * | 2008-07-02 | 2008-11-05 | 齐庆国 | Static pressure sunken tube pedestal concrete pile construction method |
| JP2010236323A (en) * | 2009-03-31 | 2010-10-21 | Mitani Sekisan Co Ltd | Foundation pile structure for on-site formation, and construction method of foundation pile |
| CN102444122A (en) * | 2011-04-25 | 2012-05-09 | 朱建新 | Construction method of pile |
| CN105350525A (en) * | 2015-11-09 | 2016-02-24 | 朱建新 | Construction method for piles |
| CN106049465A (en) * | 2016-06-06 | 2016-10-26 | 朱建新 | Construction method for pile |
| CN108118698A (en) * | 2018-01-19 | 2018-06-05 | 朱建新 | The construction method of stake and special Static pressure pile driver |
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Application publication date: 20190607 |
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