CN106049461B - The construction method of bored concrete pile - Google Patents
The construction method of bored concrete pile Download PDFInfo
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- CN106049461B CN106049461B CN201610378387.3A CN201610378387A CN106049461B CN 106049461 B CN106049461 B CN 106049461B CN 201610378387 A CN201610378387 A CN 201610378387A CN 106049461 B CN106049461 B CN 106049461B
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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
- E02D5/34—Concrete or concrete-like piles cast in position ; Apparatus for making same
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- E—FIXED CONSTRUCTIONS
- E02—HYDRAULIC ENGINEERING; FOUNDATIONS; SOIL SHIFTING
- E02D—FOUNDATIONS; EXCAVATIONS; EMBANKMENTS; UNDERGROUND OR UNDERWATER STRUCTURES
- E02D15/00—Handling building or like materials for hydraulic engineering or foundations
- E02D15/02—Handling of bulk concrete specially for foundation or hydraulic engineering purposes
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- General Engineering & Computer Science (AREA)
- Structural Engineering (AREA)
- Life Sciences & Earth Sciences (AREA)
- General Life Sciences & Earth Sciences (AREA)
- Mining & Mineral Resources (AREA)
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- Piles And Underground Anchors (AREA)
Abstract
The invention provides a kind of construction method of bored concrete pile, including：Bored concrete pile base substrate square formation is formed by concreting step, square formation includes first row and second row；Multiple first right angled triangle locating racks and a second right angled triangle locating rack are installed in bored concrete pile base substrate square formation, on direction of the first end to the second end of first row, it is connected between every two adjacent bored concrete pile base substrates of first row by a right-angle side of the first right angled triangle locating rack, the hypotenuse of multiple first right angled triangle locating racks is parallel to each other, positioned between two bored concrete pile base substrates at the second end of first row by the second right angled triangle locating rack, the hypotenuse of the hypotenuse of second right angled triangle locating rack and the first right angled triangle locating rack positioned at the second end of first row is arranged in a crossed manner；Bored concrete pile base substrate removes location structure after forming bored concrete pile after the scheduled time.Bored concrete pile is easily deformed when the present invention solves the problems, such as to fill stake in the relatively soft soil of soil property.
Description
Technical field
The present invention relates to the technical field of engineering construction, in particular to a kind of construction method of bored concrete pile.
Background technology
With the development of modern industry, global energy crisis and atmosphere polluting problem become increasingly conspicuous, traditional fuel energy
Reduce day by day, endanger and become increasingly conspicuous to caused by environment.Regenerative resource can change the energy resource structure of the mankind, maintain
Long-range sustainable development.Wherein, the focus that solar energy is paid attention to its exclusive advantage and as people.Abundant solar radiation
Can be the important energy.The energy that solar energy reaches ground each second is up to 800,000 kilowatt hours, if earth surface 0.1%
Solar energy switchs to electric energy, number turnover 5%, per annual electricity generating capacity up to 5.6 × 1012 kilowatt-hours, equivalent to the 40 of energy consumption in the world
Times.Just because of these unique advantages of solar energy, after the 1980s, solar power generation (photovoltaic generation) field is at home not
It is disconnected increase, application is increasingly wide, market scale also progressively expands.
Solar cell array is the important component of photovoltaic generating system, by photovoltaic bracket basis, photovoltaic bracket, light
Lie prostrate component (solar panel) three parts composition.There are illumination (either sunshine, or light caused by other illuminators
According to) in the case of, battery absorbs luminous energy, and the accumulation of heterocharge occur in battery both ends, and here it is " photovoltaic effect ".In photoproduction
In the presence of volta effect, the both ends of solar cell produce electromotive force, convert light energy into electric energy.Typically select photovoltaic generation field
Location is sufficient in daylight, the open area of physical features, because have no occluder usual wind-force in periphery is larger, so photovoltaic bracket basis is used as light
Its quality of the fulcrum of volt component is particularly important with weight bearing power and robustness.There are number of different types on photovoltaic bracket basis, often
What is used has：Isolated footing structure, bored concrete pile foundation structure, steel construction.And bored concrete pile foundation has convenient construction by contrast,
The features such as cheap, it is widely used in the photovoltaic bracket basis in each power station.Small-sized bored concrete pile foundation is as photovoltaic plant base
Major project content in Infrastructure project, because process is few, quantity is more, it is big to account for contract value ratio, often as photovoltaic generation
An important control stress point in system.But some bored concrete pile foundations are typically in plateau desert belt, vegetation is less, soil
Matter is relatively soft, and the bored concrete pile of such geographical conditions is easily deformed.
The content of the invention
It is of the prior art in soil property to solve it is a primary object of the present invention to provide a kind of construction method of bored concrete pile
The problem of bored concrete pile is easily deformed when stake is filled in relatively soft soil.
To achieve these goals, the invention provides a kind of construction method of bored concrete pile, including：Pass through concreting
Step forms bored concrete pile base substrate square formation, and bored concrete pile base substrate square formation includes first row and second row, and first row and second row are respectively provided with
Multiple bored concrete pile base substrates；The installation and positioning structure in bored concrete pile base substrate square formation, location structure include multiple first right angled triangles
Locating rack and a second right angled triangle locating rack, on direction of the first end to the second end of first row, first row it is every
It is connected between two adjacent bored concrete pile base substrates by a right-angle side of a first right angled triangle locating rack, and it is multiple
The hypotenuse of first right angled triangle locating rack is parallel to each other, and passes through between two bored concrete pile base substrates at the second end of first row
Second right angled triangle locating rack positions, and second end of the hypotenuse of the second right angled triangle locating rack with being located at first row
The hypotenuse of first right angled triangle locating rack is arranged in a crossed manner, in first row and second row two bored concrete pile base substrates corresponding to position it
Between pass through another right-angle side of the first right angled triangle locating rack or another right angle of the second right angled triangle locating rack
While it is connected；Bored concrete pile base substrate removes location structure after forming bored concrete pile after the scheduled time.
Further, concreting step includes：Multiple foundation ditches are dug, funnel is set in foundation ditch mouth, poured into funnel
Note.
Further, concreting step also includes：When pour reach ± 0 absolute altitude when, remove funnel and in foundation ditch mouth
Place sets column mould and poured into a mould into column mould.
Further, flush by measurement the southern side of the column mould of first row, the column of first row is made by measurement
The north side of mould is flushed, and flushes the southern side of the column mould of second row by measurement, and the column mould of second row is made by measurement
The north side of tool flushes.
Further, early-stage preparations step is included before concreting, early-stage preparations step includes：Make location structure
With making flitch, the distance between the Adjacent Pit of first row and the Adjacent Pit of second row are measured using flitch.
Further, in the bored concrete pile base substrate poured bolt insertion after the completion of concreting step, multiple first
Each summit of right angled triangle coordinates with the bolt on bored concrete pile, three summits and three bored concrete piles of the second right angled triangle
On bolt coordinate.
Further, bolt insertion bored concrete pile base substrate also includes being bolted on bolt fixed plate, bolt fixed plate
It is located in column mould so that bolt is vertically connected on bored concrete pile base substrate.
Further, smooth location is also included before concreting, smooth location includes the compacting in place, and makes field
The difference in height of the east-west direction on ground is within 1%.
Further, multiple foundation ditches are dug it is included in around foundation ditch and dig puddle, and is watered in puddle.
Further, concreting step includes concrete vibrating.
Apply the technical scheme of the present invention, the installation and positioning structure on bored concrete pile base substrate, location structure includes the first right angle
Triangle locating rack and the second right angled triangle locating rack, this ensure that will not become after bored concrete pile base substrate pours
Shape, especially right-angle side are connected between every two adjacent bored concrete pile base substrates of first row, so further ensure first row
Bored concrete pile positioning precision.Pass through the first right angled triangle locating rack between every two adjacent bored concrete pile base substrates of first row
A right-angle side be connected, and the hypotenuse of multiple first right angled triangle locating racks is parallel to each other, positioned at the second of first row
Positioned between two bored concrete pile base substrates at end by the second right angled triangle locating rack, and the second right angled triangle locating rack
The hypotenuse of hypotenuse and the first right angled triangle locating rack positioned at the second end of first row is arranged in a crossed manner.This ensure that bored concrete pile
Each bored concrete pile of base substrate square formation can be connected with location structure and realize positioning.Technical scheme efficiently solves
The problem of bored concrete pile easily deforms when stake is filled in the relatively soft soil of soil property.
Brief description of the drawings
The Figure of description for forming the part of the application is used for providing a further understanding of the present invention, and of the invention shows
Meaning property embodiment and its illustrate be used for explain the present invention, do not form inappropriate limitation of the present invention.In the accompanying drawings：
Fig. 1 shows the schematic flow sheet of the embodiment of the construction method of the bored concrete pile according to the present invention；
Fig. 2 shows the structural representation of the single square formation of the construction method of Fig. 1 bored concrete pile；
Fig. 3 shows the location structure schematic diagram of the construction method of Fig. 1 bored concrete pile；
Fig. 4 shows the structural representation of the bolt fixed plate of the construction method of Fig. 1 bored concrete pile；And
Fig. 5 shows the structural representation of the bolt of the construction method of Fig. 1 bored concrete pile.
Wherein, above-mentioned accompanying drawing marks including the following drawings：
10th, location structure；20th, bolt fixed plate；30th, bolt.
Embodiment
It should be noted that in the case where not conflicting, the feature in embodiment and embodiment in the application can phase
Mutually combination.Describe the present invention in detail below with reference to the accompanying drawings and in conjunction with the embodiments.
As shown in Figure 1 to Figure 3, the construction method of the bored concrete pile of the present embodiment includes：Formed by concreting step
Bored concrete pile base substrate square formation, bored concrete pile base substrate square formation include first row and second row, and first row and second row are respectively provided with multiple perfusions
Stake base substrate.The installation and positioning structure 10 in bored concrete pile base substrate square formation, location structure 10 position including multiple first right angled triangles
Frame and a second right angled triangle locating rack, on direction of the first end to the second end of first row, first row it is every adjacent
Two bored concrete pile base substrates between be connected by a right-angle side of the first right angled triangle locating rack, and multiple first right angles
The hypotenuse of triangle locating rack is parallel to each other, and passes through the second right angle between two bored concrete pile base substrates at the second end of first row
Triangle locating rack positions, and first right angle at second end of the hypotenuse of the second right angled triangle locating rack with being located at first row
The hypotenuse of triangle locating rack is arranged in a crossed manner, passes through in first row and second row between two bored concrete pile base substrates corresponding to position
Another right-angle side of another right-angle side of one right angled triangle locating rack or the second right angled triangle locating rack is connected.Through
Bored concrete pile base substrate removes location structure 10 after forming bored concrete pile after spending the scheduled time.
Using the technical scheme of the present embodiment, the installation and positioning structure 10 on bored concrete pile base substrate, location structure 10 includes the
One right angled triangle locating rack and the second right angled triangle locating rack, this ensure that will not be sent out after bored concrete pile base substrate pours
Changed shape, and especially right-angle side is connected between every two adjacent bored concrete pile base substrates of first row, so further ensures
The positioning precision of the bored concrete pile of one row.Determined between every two adjacent bored concrete pile base substrates of first row by the first right angled triangle
One right-angle side of position frame is connected, and the hypotenuse of multiple first right angled triangle locating racks is parallel to each other, positioned at first row
Positioned between two bored concrete pile base substrates at the second end by the second right angled triangle locating rack, and the second right angled triangle positions
The hypotenuse of the hypotenuse of frame and the first right angled triangle locating rack positioned at the second end of first row is arranged in a crossed manner.This ensure that fill
Each bored concrete pile of note stake base substrate square formation can be connected with location structure 10 and realize positioning.The technical scheme of the present embodiment has
Bored concrete pile easily deforms when solving the problems, such as to fill stake in the relatively soft soil of soil property to effect.
As shown in figure 1, in the technical scheme of the present embodiment, concreting step includes：Multiple foundation ditches are dug, in base
Near coal-mine setting funnel, is poured into a mould into funnel.Above-mentioned construction method avoids foundation ditch mouth, and nearby sandy soil are brought into hole, or even are directly led
Pore mouth caves in.
In the technical scheme of the present embodiment, concreting step also includes：When pour reach ± 0 absolute altitude when, remove
Funnel simultaneously sets column mould at foundation ditch mouth and poured into a mould into column mould.So advantageously ensure that bored concrete pile is being above the ground level
Pouring during position.
As depicted in figs. 1 and 2, in the technical scheme of the present embodiment, the south of the column mould of first row is made by measurement
Side is flushed, and flushes the north side of the column mould of first row by measurement, and the southern side of the column mould of second row is made by measurement
Flush, flush the north side of the column mould of second row by measurement.Above-mentioned construction method advantageously ensures that the precision of first row
With the precision of second row.Specifically, it is higher to be especially located at requirement of the row in southern side to precision in the present embodiment.
As shown in figure 1, including early-stage preparations step before concreting, early-stage preparations step includes：Smooth location, survey
Amount, positioning, make location structure 10 and make flitch, the distance between the Adjacent Pit of first row and the Adjacent Pit of second row
Measured using flitch.
As shown in Figure 4 and Figure 5, in the technical scheme of the present embodiment, bolt 30 is inserted after the completion of concreting step
Enter in the bored concrete pile base substrate poured, multiple first right angled triangles are matched somebody with somebody per each and every one summit with the bolt 30 on bored concrete pile
Close, three summits of the second right angled triangle are coordinated with the bolt 30 on three bored concrete piles.Specifically, each bored concrete pile base substrate
Two bolts 30 are installed, one end of bolt 30 is higher than bored concrete pile base substrate, and two bolts 30 occur to turn when avoiding a bolt 30
It is dynamic.So the location structure of bored concrete pile base substrate is easily installed, bored concrete pile base substrate is more unlikely to deform.
As shown in figure 5, in the technical scheme of the present embodiment, bolt 30, which inserts bored concrete pile base substrate, also to be included consolidating on bolt 30
It is scheduled on bolt fixed plate 20, bolt fixed plate 20 is located in column mould so that bolt 30 is vertically connected to bored concrete pile base
On body.This ensure that bolt 30 will not run-off the straight, and then location structure install when be easier.
In the technical scheme of the present embodiment, smooth location is also included before concreting, smooth location includes place
Compacting, and make the difference in height of the east-west direction in place within 1%.This ensure that bored concrete pile is unlikely to deform.Dig multiple
Foundation ditch, which is included in around foundation ditch, digs puddle, and is watered in puddle.It ensure that when digging foundation ditch, foundation ditch is not easy to collapse.Tool
Body, using the stake point of bored concrete pile as the center of circle, plash is dug in the range of radius 350mm, is irrigated layer of sand with water, sand when preventing from drilling
Layer does not stop to cave in.Drilled by the centre of location point of bored concrete pile using drilling machine, remove priming concrete pile hole periphery and dig out the earthwork.Such as
Subsequent processing can not be entered as early as possible to construct, then needed using plastic cloth protection stake holes mouth, sand enters before preventing next procedure construction
Stake holes.
In the technical scheme of the present embodiment, early-stage preparations also include：Multiple steel reinforcement cages are made, steel reinforcement cage matches with foundation ditch
Close.Concreting also includes steel reinforcement cage being placed in foundation ditch.Steel reinforcement cage is placed in foundation ditch and then mixed by what is mixed again
Solidifying soil is poured onto in foundation ditch, it ensure that the steadiness of bored concrete pile.
In the technical scheme of the present embodiment, concreting step includes concrete vibrating.Concrete can be made by vibrating
It is more firm.Specifically, concrete should be layered and vibrate, but should not excessively vibrate, and water loss otherwise can be caused too fast, leaked into
In sand.
In the technical scheme of the present embodiment, the construction method of bored concrete pile includes making multiple bored concrete pile square formations.Specifically,
The number of bored concrete pile square formation is determined according to the size shape in specific place.
In the technical scheme of the present embodiment, multiple bored concrete piles are divided into some sub- square formations, and each square formation is by 14 perfusions
Stake composition.It is radius 125mm circular irrigation stakes below each bored concrete pile ± 0, more than ± 0 is 250mmx250mm square columns, horizontal
To base center spacing 3030mm, longitudinal base center spacing 2000mm, each pre-buried two M14 bolts in bored concrete pile top to
Fixed photovoltaic bracket.The independently installed one group of photovoltaic bracket of each square formation, if bored concrete pile spacing or the spacing of pre-embedded bolt 30 occur
Error will cause whole group photovoltaic bracket not install.
As shown in Figures 2 to 5, the present embodiment employs combined type tripod-shaped into the location structure 10 and spiral shell of fixed dimension
Bolt fixed plate 20, which is used cooperatively, can easily solve this problem.(single A-frame, angle steel model can roots by angle steel for A-frame
Voluntarily determined according to use intensity) it is welded, three angles of support end welding 250mmx250mm steel plates, according to pre-embedded bolt position
Φ 16mm circular hole is bored on each steel plate to control pre-embedded bolt spacing between bored concrete pile.Before construction, pre-embedded bolt is installed
In (bolt fixed plate size plate size is identical, material for wooden) on bolt fixed plate, treat bored concrete pile after the completion of pouring by spiral shell
Bolt is inserted vertically into fixed plate and covered on column mould, then the A-frame processed combination is inserted in into pre-embedded bolt, utilizes three
Each edge lengths of corner bracket form fixed dimension to the pre-embedded bolt position of single bored concrete pile and bored concrete pile spacing and bolt
Away from accomplishing to control comprehensively.
In the technical scheme of the present embodiment, with GPS (or using total powerstation by existing datum mark) unwrapping wire, positioning, water
Quasi- instrument levelling absolute altitude (instrument using preceding need to be demarcated).Whole construction surface is first divided into some regular domains, then by region
Every sub- square formation boundary point fixed point, bracing wire, finally position the order city's roads of the central point of each bored concrete pile in square formation.Due to
Dust storm is larger and layer of sand is unstable, needs to determine stake simultaneously using the timber of longer (80-100cm) behind region and sub- square formation border point location
Fixed with mortar, stake should be determined after the location of the core of bored concrete pile immediately and carry out drilling operation in a short time as far as possible, otherwise can
There is stake point deviation hidden danger.
In the technical scheme of the present embodiment, due to geology and climate reasons, the filling pile construction of photovoltaic bracket must work
Sequence linking is coherent, and bored concrete pile has the features such as small volume, quantity is big, thus need to before construction prefabricated foundation reinforcing bar.Basic steel
It should preserve appropriate after muscle is prefabricated, wet environment should not be stored in, avoiding drenching with rain prevents from getting rusty.It should put neatly, forbid huddling unrest
Put or stack too high, prevent precast reinforced cage from being deformed before use.
In the technical scheme of the present embodiment, the small volume of single bored concrete pile is easy to operation using manually mode is poured.
Pour Shi Yingxian and a small amount of concrete is poured into hole, reaching steel bar cage protecting layer thickness prevents from being inserted directly into sand when steel reinforcement cage is put into
In layer.Precast reinforced cage is placed, the aperture that foundation ditch is then placed on using funnel is inwardly poured, otherwise easily by sandy soil near aperture
Bring in hole or directly result in aperture into cave in, concrete, which should be layered, to vibrate, but should not excessively vibrate, and otherwise can cause water loss
It is too fast, leak into sand.Funnel is packed up when pouring and reaching ± 0 absolute altitude and lays column mould, column mould north and south side line should
It is bonded with square formation north and south side guy, can be according between the east-west direction of bored concrete pile because the spacing of bored concrete pile in same square formation is identical
One away from prefabricated flitch as the scale for weighing template east-west direction spacing uses time of tape measure to save.Template is laid
After the completion of poured, after the completion of can enter next process.
In the technical scheme of the present embodiment, bolt and fixed plate are inserted vertically into and covered in column by bored concrete pile after the completion of pouring
On mould, make bolt fixed plate and column mould is suitable for reading is fully engaged against, and keep bolt to be in plumbness.When pre-embedded bolt with
When the position of the structure muscle such as steel reinforcement cage clashes, the position for the adjustment structure muscle that should try one's best, ensure that bolt is in place by design attitude.
Bolt should be protected by using butter after pre-embedded bolt installation positioning, prevent that screw thread is damaged.
In the technical scheme of the present embodiment, during installation and positioning structure 10, the nesting of location structure 10 is positioned over pre-buried spiral shell
On bolt and the hole position of angle end steel plate is inserted in, the straight flange of location structure 10 is placed in southern side, the installation required by photovoltaic bracket southern side
Dimensional accuracy is higher, and otherwise there may be the situation that photovoltaic bracket is not installed.On the premise of keeping pre-embedded bolt vertical, if
That bolt can not be inserted in steel plate hole position or bolt fixed plate and base surface and can not coincide proof basis or pre-embedded bolt be present
Deviation be present, then the bored concrete pile of deviation or bolt are remeasured and are adjusted, until bolt can be inserted in steel plate hole position spiral shell simultaneously
Untill being coincide above bolt fixed plate and bored concrete pile.
In the technical scheme of the present embodiment, (determined after the concrete initial set of bored concrete pile base substrate according to local climate condition
Time, the present embodiment use 2 hours), you can remove location structure 10, should be noted that during dismounting try not to collide pre-embedded bolt or
Base surface causes secondary destruction.
In the technical scheme of the present embodiment, photovoltaic DC field is sunny, and the bored concrete pile base substrate poured should be entered on time
Row water seasoning, and it is with plastic cloth (or polybag) that upper portion is fully wrapped around, prevent water loss is too fast from causing to irrigate
Stake base substrate crack.Specifically, concrete should be covered simultaneously moisture-keeping maintaining within the 12h after pouring to concrete.When
So, as those skilled in the art man road, the water seasoning time of different concrete is different, concrete water seasoning when
Between：To the concrete using portland cement, Portland cement or portland slag cement mixing, 7d must not be less than；It is right
Mix retarding additive or have the concrete of seepage resistance demand, 14d must not be less than；It is higher than+5 using temperature on average in the present embodiment
DEG C natural conditions, concrete surface is covered and watered with appropriate material, concrete is protected within the regular hour
The proper temperature and damp condition required for cement aquation are held, the concrete for ensureing to have poured reaches within regulation age
The intensity of design requirement.
The preferred embodiments of the present invention are the foregoing is only, are not intended to limit the invention, for the skill of this area
For art personnel, the present invention can have various modifications and variations.Within the spirit and principles of the invention, that is made any repaiies
Change, equivalent substitution, improvement etc., should be included in the scope of the protection.
Claims (10)
- A kind of 1. construction method of bored concrete pile, it is characterised in that including：Bored concrete pile base substrate square formation is formed by concreting step, the bored concrete pile base substrate square formation includes first row and second Row, the first row and the second row are respectively provided with multiple bored concrete pile base substrates；The installation and positioning structure (10) in the bored concrete pile base substrate square formation, the location structure (10) include multiple first right angles three Angular locating rack and a second right angled triangle locating rack, on direction of the first end to the second end of the first row, institute State straight by one of the first right angled triangle locating rack between every two adjacent bored concrete pile base substrates of first row The arm of angle is connected, and the hypotenuse of the multiple first right angled triangle locating rack is parallel to each other, positioned at the second of the first row Positioned between two bored concrete pile base substrates at end by the second right angled triangle locating rack, and second right angled triangle The hypotenuse of the hypotenuse of locating rack and the first right angled triangle locating rack positioned at the second end of the first row is arranged in a crossed manner, Pass through first right angle in the first row and the second row between the bored concrete pile base substrate of in the vertical direction position correspondence Another right-angle side of another right-angle side of triangle locating rack or the second right angled triangle locating rack is connected；The bored concrete pile base substrate removes the location structure (10) after forming the bored concrete pile after the scheduled time.
- 2. the construction method of bored concrete pile according to claim 1, it is characterised in that the concreting step includes： Multiple foundation ditches are dug, funnel is set in foundation ditch mouth, poured into a mould into the funnel.
- 3. the construction method of bored concrete pile according to claim 2, it is characterised in that the concreting step is also wrapped Include：When pour reach ± 0 absolute altitude when, remove the funnel and column mould be set at the foundation ditch mouth and to the column mould Poured into a mould in tool.
- 4. the construction method of bored concrete pile according to claim 3, it is characterised in that the vertical of the first row is made by measurement The southern side of post mold flushes, and flushes the north side of the column mould of the first row by measurement, makes described second by measurement The southern side of the column mould of row flushes, and flushes the north side of the column mould of the second row by measurement.
- 5. the construction method of bored concrete pile according to claim 4, it is characterised in that before including before the concreting Phase preparation process, the early-stage preparations step include：Make location structure (10) and make flitch, the adjacent base of the first row The distance between Adjacent Pit of hole and the second row is measured using the flitch.
- 6. the construction method of bored concrete pile according to claim 5, it is characterised in that after the completion of the concreting step By in the bored concrete pile base substrate that has poured of bolt (30) insertion, each summit of the multiple first right angled triangle with the filling Note stake on the bolt (30) coordinate, three summits of second right angled triangle with it is described on three bored concrete piles Bolt (30) coordinates.
- 7. the construction method of bored concrete pile according to claim 6, it is characterised in that the bolt (30) inserts the perfusion Stake base substrate also includes the bolt (30) being fixed on bolt fixed plate (20), and the bolt fixed plate (20) is located in described So that the bolt (30) is vertically connected on the bored concrete pile base substrate in column mould.
- 8. the construction method of bored concrete pile according to claim 5, it is characterised in that also wrapped before the concreting Smooth location is included, the smooth location includes the compacting in place, and makes the difference in height of the east-west direction in place within 1%.
- 9. the construction method of bored concrete pile according to claim 5, it is characterised in that described to dig multiple foundation ditches and be included in institute State and puddle is dug around foundation ditch, and watered in the puddle.
- 10. the construction method of bored concrete pile according to claim 1, it is characterised in that the concreting step includes Concrete vibrating.
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| CN101240534A (en) * | 2007-12-31 | 2008-08-13 | 浙江省一建建设集团有限公司 | Inverse method one-column one-pile construction method and correcting device thereof |
| CN101892663A (en) * | 2010-07-13 | 2010-11-24 | 新疆电力设计院 | Pile foundation manufacturing method |
| CN103498558B (en) * | 2013-10-10 | 2015-08-19 | 济南光澜新能源科技有限公司 | A kind of water surface builds the construction technology of photovoltaic plant |
| CN204491583U (en) * | 2015-01-22 | 2015-07-22 | 宿迁力引实业有限公司 | For the reinforcement structure of fluid concrete stake |
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| CN106049461A (en) | 2016-10-26 |
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Effective date of registration: 20181221 Address after: 102300 Beijing Mentougou District Yongding Town Longxing South Second Road China Railway Building No. 13 Wutonghui Co-patentee after: China Railway 22nd Construction Bureau Co., Ltd. Patentee after: Electrification Engineering Co., Ltd. Of China Railway 22th Bureau Group Co-patentee after: China Railway 21st Bureau Group Co., Ltd. Address before: 102300 Beijing Mentougou District Yongding Town Longxing South Second Road China Railway Building No. 13 Wutonghui Co-patentee before: China Railway 22nd Construction Bureau Co., Ltd. Patentee before: Electrification Engineering Co., Ltd. Of China Railway 22th Bureau Group |