CN109385997A - The construction method of PHC tubular pole under narrow site condition - Google Patents
The construction method of PHC tubular pole under narrow site condition Download PDFInfo
- Publication number
- CN109385997A CN109385997A CN201710661086.6A CN201710661086A CN109385997A CN 109385997 A CN109385997 A CN 109385997A CN 201710661086 A CN201710661086 A CN 201710661086A CN 109385997 A CN109385997 A CN 109385997A
- Authority
- CN
- China
- Prior art keywords
- pile
- tubular pole
- stake
- loop wheel
- wheel machine
- 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.)
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Classifications
-
- E—FIXED CONSTRUCTIONS
- E02—HYDRAULIC ENGINEERING; FOUNDATIONS; SOIL SHIFTING
- E02D—FOUNDATIONS; EXCAVATIONS; EMBANKMENTS; UNDERGROUND OR UNDERWATER STRUCTURES
- E02D7/00—Methods or apparatus for placing sheet pile bulkheads, piles, mouldpipes, or other moulds
- E02D7/02—Placing by driving
- E02D7/06—Power-driven drivers
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B23—MACHINE TOOLS; METAL-WORKING NOT OTHERWISE PROVIDED FOR
- B23K—SOLDERING OR UNSOLDERING; WELDING; CLADDING OR PLATING BY SOLDERING OR WELDING; CUTTING BY APPLYING HEAT LOCALLY, e.g. FLAME CUTTING; WORKING BY LASER BEAM
- B23K9/00—Arc welding or cutting
- B23K9/16—Arc welding or cutting making use of shielding gas
-
- E—FIXED CONSTRUCTIONS
- E02—HYDRAULIC ENGINEERING; FOUNDATIONS; SOIL SHIFTING
- E02D—FOUNDATIONS; EXCAVATIONS; EMBANKMENTS; UNDERGROUND OR UNDERWATER STRUCTURES
- E02D13/00—Accessories for placing or removing piles or bulkheads, e.g. noise attenuating chambers
- E02D13/04—Guide devices; Guide frames
-
- 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
- E02D5/58—Prestressed concrete piles
Abstract
The invention discloses a kind of construction method of PHC tubular pole under narrow site condition, this method carries out the positioning of PHC pipe pile position first and loop wheel machine is in place；Pile monkey is set on loop wheel machine main hook and is adjusted by loop wheel machine erect-position and gin pole angular compliance, guarantees that pile monkey can be by having surveyed the true injection of stake level set；Tubular pole is hung to pile monkey position by loop wheel machine, digs out vertical shallow hole in tubular pole position, tubular pole lower end is entered by hole by loop wheel machine and cooperates tubular pole upper end straightening pile body；The verticality of pile body is calibrated by two theodolites；Starting pile monkey starts piling construction, and pile extension operation is carried out when the pile crown of lower section pile cutoff 0.5m above ground level；Continue piling construction by pile monkey, when stake top be sink to need pile follower close to ground when using Pile feeder pile follower to absolute altitude, and using the deviation of level control stake top absolute altitude.This method easy construction, speed are fast, and pile quality is high, avoid requirement of the conventional stake machine piling to construction site, reduce the destruction to urban operating mechanism and greening, reduce project cost.
Description
Technical field
The present invention relates to a kind of construction methods of PHC tubular pole under narrow site condition.
Background technique
PHC tubular pole, i.e. PHC piles, bearing capacity of single pile is high, has a wide range of application, and factory
Change, specialized, standardized production, pile quality is reliable, and transporting and hoisting is convenient, and pile extension is quick, and mechanized construction degree is high, behaviour
Make simply, easy to control, in bearing capacity, anti-bending strength, anti-dial easily are guaranteed in performance, therefore obtain in recent years extremely widespread
Application.With the propulsion of national urban construction, the implementation of infrastructure is such as parallel in some more special construction sites
When implementing PHC tube pile construction on the outside of pipeline crack, greenbelt, with high costs needed for removal and leveling place, this just needs one kind
Under narrow site condition, the method that across obstacle carries out PHC tube pile construction, urban operating mechanism is being protected not to be destroyed as far as possible
In the case where, carry out tube pile construction.
Usual PHC tube pile construction machinery is crawler type or walking-type pile driver, both are mechanical from great, to site requirements
Height, construction site require accessible, smooth and can satisfy a foundation bearing capacity for machine walking.Especially municipal pipeline is constructed
In, basement process cost is high, and construction involves many areas, and coordination difficulty is big, big on influences such as project cost, quality, safety, progresses.
Summary of the invention
Technical problem to be solved by the invention is to provide a kind of construction methods of PHC tubular pole under narrow site condition, originally
Method easy construction, speed are fast, and pile quality is high, avoid a large amount of mud contaminations generated using cast-in-situ bored pile or conventional stake machine
The requirement driven piles to construction site reduces the destruction to urban operating mechanism and greening, reduces project cost.
In order to solve the above technical problems, the construction method of PHC tubular pole includes the following steps: under the narrow site condition of the present invention
Step 1: according to PHC tube pile construction detail drawing, it is accurately positioned the position of PHC tubular pole using total station, and loop wheel machine is accurately
Position；
Step 2: by pile monkey be set to crane hook main hook on and with crane hydraulic system connection, hydraulic system pipeline length meet
Tubular pole is adjusted in the length requirement of highs and lows by loop wheel machine erect-position and gin pole angular compliance, guarantees loop wheel machine erect-position
Stability and pile monkey can be by having surveyed the true injection of stake level set；
It with anchor point is to justify in tubular pole position Step 3: by loop wheel machine hung tubular pole to pile monkey position using two o'clock lifting method
Tubular pole lower end is entered hole by loop wheel machine and cooperates tubular pole upper end by the heart slightly larger than the vertical shallow hole that deep 500mm is dug out in tubular pole outer ring
Smoothly straightening pile body；
Step 4: intersecting theodolite in 90 ° using two is set up in the position away from stake position certain distance, successively pass through two warps
Latitude instrument detects the verticality of pile body, cooperates repeated detection adjustment by loop wheel machine and theodolite, guarantees pile body degree control 1%
Within；
Step 5, starting pile monkey start piling construction, pile extension operation are carried out when the pile crown of lower section pile cutoff 0.5m above ground level, is connect
Section pile cutoff keeps the straight and verticality by saving tubular pole on theodolite centering up and down when stake, section pile cutoff surrounding up and down symmetrically into
Row welding and natural cooling；
Step 6: by pile monkey continue piling construction, when stake top be sink to need pile follower close to ground when, detect the verticality of tubular pole
And check stake top quality, using Pile feeder pile follower to absolute altitude after meeting the requirements, and using the deviation of level control stake top absolute altitude.
Further, tolerance≤10mm of PHC tubular pole position.
Further, the radial misalignment of the vertical shallow hole should not exceed 50mm.
Further, the welding of the pile cutoff of section up and down uses CO2Gas shielded arc welding, the upper and lower dislocation deviation for saving pile cutoff≤
2mm saves the gap between pile cutoff faying face up and down and is not more than 2mm, and it is long to be not greater than stake for section pile cutoff node rise of arch of curve up and down
0.1%, and it is not more than 20mm, and pile extension carries out after lower section pile cutoff passes through hard stratum.
Further, the end of section up and down mismatch≤2mm of the pile cutoff welding of section up and down, undercut depth≤0.5mm, and
And pore-free, without overlap, free from flaw.
Further, the loop wheel machine is the crawler type or autocrane for having major-minor suspension hook, main hook suspension hydraulic pile monkey, auxiliary hook
It hangs stake and cooperates and feed stake, centering and pile follower.
Since the construction method of PHC tubular pole under the narrow site condition of the present invention uses above-mentioned technical proposal, i.e. this method first
It carries out the positioning of PHC tubular pole and loop wheel machine is in place；Pile monkey is set to loop wheel machine main hook and is adjusted by loop wheel machine erect-position and gin pole angular compliance, protects
Card pile monkey can be by having surveyed the true injection of stake level set；Tubular pole is hung to pile monkey position by loop wheel machine, is dug out in tubular pole position vertical
Tubular pole lower end is entered hole by loop wheel machine and cooperates tubular pole upper end straightening pile body by straight shallow hole；Pile body is calibrated by two theodolites
Verticality；Starting pile monkey starts piling construction, and pile extension operation is carried out when the pile crown of lower section pile cutoff 0.5m above ground level；Pass through
Pile monkey continues piling construction, when stake top be sink to need pile follower close to ground when using Pile feeder pile follower to absolute altitude, and use level
The deviation of instrument control stake top absolute altitude.This method easy construction, speed are fast, and pile quality is high, avoid generating using cast-in-situ bored pile
A large amount of mud contaminations or the requirement driven piles to construction site of conventional stake machine, reduce the destruction to urban operating mechanism and greening, reduce
Project cost.
Specific embodiment
The construction method of PHC tubular pole includes the following steps: under the narrow site condition of the present invention
Step 1: according to PHC tube pile construction detail drawing, it is accurately positioned the position of PHC tubular pole using total station, and loop wheel machine is accurately
Position；
Step 2: by pile monkey be set to crane hook main hook on and with crane hydraulic system connection, hydraulic system pipeline length meet
Tubular pole is adjusted in the length requirement of highs and lows by loop wheel machine erect-position and gin pole angular compliance, guarantees loop wheel machine erect-position
Stability and pile monkey can be by having surveyed the true injection of stake level set；
It with anchor point is to justify in tubular pole position Step 3: by loop wheel machine hung tubular pole to pile monkey position using two o'clock lifting method
Tubular pole lower end is entered hole by loop wheel machine and cooperates tubular pole upper end by the heart slightly larger than the vertical shallow hole that deep 500mm is dug out in tubular pole outer ring
Smoothly straightening pile body；
Step 4: intersecting theodolite in 90 ° using two is set up in the position away from stake position certain distance, successively pass through two warps
Latitude instrument detects the verticality of pile body, cooperates repeated detection adjustment by loop wheel machine and theodolite, guarantees pile body degree control 1%
Within；
Step 5, starting pile monkey start piling construction, pile extension operation are carried out when the pile crown of lower section pile cutoff 0.5m above ground level, is connect
Section pile cutoff keeps the straight and verticality by saving tubular pole on theodolite centering up and down when stake, section pile cutoff surrounding up and down symmetrically into
Row welding and natural cooling；
Step 6: by pile monkey continue piling construction, when stake top be sink to need pile follower close to ground when, detect the verticality of tubular pole
And check stake top quality, using Pile feeder pile follower to absolute altitude after meeting the requirements, and using the deviation of level control stake top absolute altitude.
Preferably, tolerance≤10mm of PHC tubular pole position.
Preferably, the radial misalignment of the vertical shallow hole should not exceed 50mm.
Preferably, the welding of the pile cutoff of section up and down uses CO2Gas shielded arc welding, the upper and lower dislocation deviation for saving pile cutoff≤
2mm saves the gap between pile cutoff faying face up and down and is not more than 2mm, and it is long to be not greater than stake for section pile cutoff node rise of arch of curve up and down
0.1%, and it is not more than 20mm, and pile extension carries out after lower section pile cutoff passes through hard stratum.
Preferably, the end of section up and down mismatch≤2mm of the pile cutoff welding of section up and down, undercut depth≤0.5mm, and
And pore-free, without overlap, free from flaw.
Preferably, the loop wheel machine is the crawler type or autocrane for having major-minor suspension hook, main hook suspension hydraulic pile monkey, auxiliary hook
It hangs stake and cooperates and feed stake, centering and pile follower.
For this method after the completion of pile foundation construction, stake hole need to go along with sb. to guard him processing using the backfill of block stone or bamboo sheathing in time, it is ensured that scene
Construction safety.When work progress need to record pile sinking overall process, pile sinking or pile follower simultaneously every root canal should be recorded in detail by related standard
Pile penetration that the pile No. of stake, operating time, plektron, hydraulic pressure, amplitude, global vibration number, embedded depth, last ten hit, stake
The initial data such as in-plane displancement and inclination carry out the hidden record of welding to pile extension welding；It should also record in pile driving process and send out simultaneously
Raw abnormal conditions；After completing construction, telephone-moving to next position.
The particularly suitable surface layer of this method is the municipal pipeline construction in artificial earth fill or coastal sludge place, significantly improves and applies
Work efficiency rate, and pile quality is high, easy construction, speed are fast, avoid a large amount of mud contaminations generated using cast-in-situ bored pile or normal
Place handles the destruction to urban operating mechanism and greening when advising the piling of stake machine.
This method beats stake using the large-scale crane fluid,matching piling for having major-minor suspension hook, is particularly suitable for municipal pipeline field
The construction on ground, sufficiently long arm of crane can effective avoiding obstacles, and pile monkey using crane hydraulic system drive, have section
Save fuel oil, protection environment, the advantages that construction noise is small, the tube pile construction being suitble under narrow site condition.
The advantages of hammer piling speed of application is fast, pile quality is high, energy conservation and environmental protection can be given full play to by this method.And
And using existing town road as loop wheel machine walking road, place processing cost is few, and save the cost is speeded up the work, and uses
Reasonable design, avoids underground utilities, and the measure cost for reducing pipeline protection and the destruction of the urban operating mechanisms such as greening on the ground avoid
Or it is reduced as far as possible because of the influence generated to road traffic of constructing.
Claims (6)
1. the construction method of PHC tubular pole under a kind of narrow site condition, it is characterised in that this method includes the following steps:
Step 1: according to PHC tube pile construction detail drawing, it is accurately positioned the position of PHC tubular pole using total station, and loop wheel machine is accurately
Position；
Step 2: by pile monkey be set to crane hook main hook on and with crane hydraulic system connection, hydraulic system pipeline length meet
Tubular pole is adjusted in the length requirement of highs and lows by loop wheel machine erect-position and gin pole angular compliance, guarantees loop wheel machine erect-position
Stability and pile monkey can be by having surveyed the true injection of stake level set；
It with anchor point is to justify in tubular pole position Step 3: by loop wheel machine hung tubular pole to pile monkey position using two o'clock lifting method
Tubular pole lower end is entered hole by loop wheel machine and cooperates tubular pole upper end by the heart slightly larger than the vertical shallow hole that deep 500mm is dug out in tubular pole outer ring
Smoothly straightening pile body；
Step 4: intersecting theodolite in 90 ° using two is set up in the position away from stake position certain distance, successively pass through two warps
Latitude instrument detects the verticality of pile body, cooperates repeated detection adjustment by loop wheel machine and theodolite, guarantees pile body degree control 1%
Within；
Step 5, starting pile monkey start piling construction, pile extension operation are carried out when the pile crown of lower section pile cutoff 0.5m above ground level, is connect
Section pile cutoff keeps the straight and verticality by saving tubular pole on theodolite centering up and down when stake, section pile cutoff surrounding up and down symmetrically into
Row welding and natural cooling；
Step 6: by pile monkey continue piling construction, when stake top be sink to need pile follower close to ground when, detect the verticality of tubular pole
And check stake top quality, using Pile feeder pile follower to absolute altitude after meeting the requirements, and using the deviation of level control stake top absolute altitude.
2. the construction method of PHC tubular pole under narrow site condition according to claim 1, it is characterised in that: the PHC pipe
Tolerance≤10mm of stake position.
3. the construction method of PHC tubular pole under narrow site condition according to claim 1, it is characterised in that: described vertical
The radial misalignment of shallow hole should not exceed 50mm.
4. the construction method of PHC tubular pole under narrow site condition according to claim 1, it is characterised in that: above and below described
The welding for saving pile cutoff uses CO2Gas shielded arc welding saves dislocation deviation≤2mm of pile cutoff up and down, saves between pile cutoff faying face up and down
Gap be not more than 2mm, save pile cutoff node rise of arch of curve up and down and be not greater than long 0.1% of stake, and be not more than 20mm, and connect
Stake carries out after lower section pile cutoff passes through hard stratum.
5. the construction method of PHC tubular pole under narrow site condition according to claim 1, it is characterised in that: above and below described
Save pile cutoff welding the end of section up and down mismatch≤2mm, undercut depth≤0.5mm, and pore-free, without overlap, free from flaw.
6. the construction method of PHC tubular pole under narrow site condition according to claim 1, it is characterised in that: the loop wheel machine
To have the crawler type of major-minor suspension hook or autocrane, main hook suspension hydraulic pile monkey, auxiliary hook hangs stake and cooperates and feeds stake, centering and send
Stake.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201710661086.6A CN109385997B (en) | 2017-08-04 | 2017-08-04 | Construction method of PHC tubular pile under narrow field condition |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201710661086.6A CN109385997B (en) | 2017-08-04 | 2017-08-04 | Construction method of PHC tubular pile under narrow field condition |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN109385997A true CN109385997A (en) | 2019-02-26 |
| CN109385997B CN109385997B (en) | 2021-01-15 |
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| Application Number | Title | Priority Date | Filing Date |
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| CN201710661086.6A Active CN109385997B (en) | 2017-08-04 | 2017-08-04 | Construction method of PHC tubular pile under narrow field condition |
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Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN110258556A (en) * | 2019-06-21 | 2019-09-20 | 中国水利水电第四工程局有限公司 | A kind of pile extension method of engineering tubular pile construction |
| CN110872843A (en) * | 2019-11-29 | 2020-03-10 | 深圳宏业基岩土科技股份有限公司 | Construction method for controlling verticality of foundation pit section steel lattice column |
Citations (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JP2010180689A (en) * | 2009-04-20 | 2010-08-19 | Toyo Constr Co Ltd | Soundproof device for hydraulic hammer |
| CN103225303A (en) * | 2013-04-28 | 2013-07-31 | 上海宝冶集团有限公司 | Construction method for driving piles in narrow space |
| CN106193036A (en) * | 2015-04-30 | 2016-12-07 | 五冶集团上海有限公司 | PHC tube pile of major diameter construction method |
| CN106284351A (en) * | 2016-10-14 | 2017-01-04 | 江苏聚亿智能科技有限公司 | There is the photovoltaic piling machine of hi-Fix |
-
2017
- 2017-08-04 CN CN201710661086.6A patent/CN109385997B/en active Active
Patent Citations (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JP2010180689A (en) * | 2009-04-20 | 2010-08-19 | Toyo Constr Co Ltd | Soundproof device for hydraulic hammer |
| CN103225303A (en) * | 2013-04-28 | 2013-07-31 | 上海宝冶集团有限公司 | Construction method for driving piles in narrow space |
| CN106193036A (en) * | 2015-04-30 | 2016-12-07 | 五冶集团上海有限公司 | PHC tube pile of major diameter construction method |
| CN106284351A (en) * | 2016-10-14 | 2017-01-04 | 江苏聚亿智能科技有限公司 | There is the photovoltaic piling machine of hi-Fix |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN110258556A (en) * | 2019-06-21 | 2019-09-20 | 中国水利水电第四工程局有限公司 | A kind of pile extension method of engineering tubular pile construction |
| CN110872843A (en) * | 2019-11-29 | 2020-03-10 | 深圳宏业基岩土科技股份有限公司 | Construction method for controlling verticality of foundation pit section steel lattice column |
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| Publication number | Publication date |
|---|---|
| CN109385997B (en) | 2021-01-15 |
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