CN108755670A - The control of pile crown absolute altitude and protective device and pile crown construction method - Google Patents
The control of pile crown absolute altitude and protective device and pile crown construction method Download PDFInfo
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- CN108755670A CN108755670A CN201810794681.1A CN201810794681A CN108755670A CN 108755670 A CN108755670 A CN 108755670A CN 201810794681 A CN201810794681 A CN 201810794681A CN 108755670 A CN108755670 A CN 108755670A
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- 230000001681 protective effect Effects 0.000 title claims abstract description 34
- 238000010276 construction Methods 0.000 title claims abstract description 28
- 238000009826 distribution Methods 0.000 claims abstract description 24
- 230000000149 penetrating effect Effects 0.000 claims abstract description 4
- 238000000034 method Methods 0.000 claims description 11
- 238000013461 design Methods 0.000 claims description 4
- 239000005341 toughened glass Substances 0.000 claims description 4
- 238000009738 saturating Methods 0.000 claims 1
- 239000007787 solid Substances 0.000 claims 1
- 239000000463 material Substances 0.000 abstract description 6
- 239000002689 soil Substances 0.000 description 23
- 238000003466 welding Methods 0.000 description 8
- 229910000831 Steel Inorganic materials 0.000 description 7
- 239000010959 steel Substances 0.000 description 7
- 238000005516 engineering process Methods 0.000 description 6
- 230000008859 change Effects 0.000 description 5
- 230000000694 effects Effects 0.000 description 5
- 230000008569 process Effects 0.000 description 5
- 238000005266 casting Methods 0.000 description 4
- 230000004048 modification Effects 0.000 description 4
- 238000012986 modification Methods 0.000 description 4
- 230000003796 beauty Effects 0.000 description 3
- 238000004140 cleaning Methods 0.000 description 3
- 238000007796 conventional method Methods 0.000 description 3
- 238000010586 diagram Methods 0.000 description 3
- 230000000007 visual effect Effects 0.000 description 3
- 230000006378 damage Effects 0.000 description 2
- 239000011521 glass Substances 0.000 description 2
- 238000009434 installation Methods 0.000 description 2
- 230000001788 irregular Effects 0.000 description 2
- 238000012423 maintenance Methods 0.000 description 2
- 239000002699 waste material Substances 0.000 description 2
- 241001310793 Podium Species 0.000 description 1
- 230000004075 alteration Effects 0.000 description 1
- 230000004888 barrier function Effects 0.000 description 1
- 230000000903 blocking effect Effects 0.000 description 1
- 238000009435 building construction Methods 0.000 description 1
- 230000015271 coagulation Effects 0.000 description 1
- 238000005345 coagulation Methods 0.000 description 1
- 238000005034 decoration Methods 0.000 description 1
- 230000007613 environmental effect Effects 0.000 description 1
- 238000012544 monitoring process Methods 0.000 description 1
- 238000000465 moulding Methods 0.000 description 1
- 230000003014 reinforcing effect Effects 0.000 description 1
- 230000008439 repair process Effects 0.000 description 1
- 238000004513 sizing Methods 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
- E02D5/22—Piles
- E02D5/34—Concrete or concrete-like piles cast in position ; Apparatus for making same
- E02D5/38—Concrete or concrete-like piles cast in position ; Apparatus for making same making by use of mould-pipes or other moulds
-
- E—FIXED CONSTRUCTIONS
- E02—HYDRAULIC ENGINEERING; FOUNDATIONS; SOIL SHIFTING
- E02D—FOUNDATIONS; EXCAVATIONS; EMBANKMENTS; UNDERGROUND OR UNDERWATER STRUCTURES
- E02D33/00—Testing foundations or foundation structures
-
- 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
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- Engineering & Computer Science (AREA)
- Structural Engineering (AREA)
- Life Sciences & Earth Sciences (AREA)
- General Life Sciences & Earth Sciences (AREA)
- Mining & Mineral Resources (AREA)
- Paleontology (AREA)
- Civil Engineering (AREA)
- General Engineering & Computer Science (AREA)
- Piles And Underground Anchors (AREA)
Abstract
The invention discloses a kind of controls of pile crown absolute altitude and protective device and pile crown construction method, device to include：Pile crown casing, inside are formed with fender pile space；Sole is supported, the bottom nozzle of pile crown casing is fixed on and extends outwardly circlewise；Casing wing plate is connected between the outer wall of pile crown casing and support sole；For sole will to be supported to be fixed on the fixing anchor bar of pile crown position, supports and offer the anchor hole worn for fixing anchor bar on sole；Absolute altitude controls mirror, be installed in the barrel of pile crown casing and penetrating pile crown casing it is inside and outside；Part flow arrangement, including it is shielded in the plate that binds at the top of the two side flow distribution plates of two side flow distribution plates and closing of the both sides of absolute altitude control mirror.Present invention making is simple and convenient to operate, convenient for being used in turn, and pile crown concrete absolute altitude not only may be implemented and be precisely controlled saving material, but also can be carried out protection to stake and pile crown and be ensured pile crown aesthetics, while also improving the construction efficiency of the broken chisel of pile crown.
Description
Technical field
The present invention relates to the realm of building construction more particularly to a kind of controls of pile crown absolute altitude and protective device and pile crown to apply
Work method.
Background technology
As environmentally protective theory deepens continuously to construction enterprises, green, energy-saving and environmental protection are constructed into for engineering construction
Theme.In conjunction with this engineering main building and podium, CFG pile driving construction amounts are big, to accomplish not only to have ensured cost-effective, raising quality, but also big
The big target for improving working efficiency is extremely difficult, is had the following problems according to traditional method：
Conventional method：Manually judge concrete casting elevation with naked-eye observation pile foundation run of steel.This method is being applied
Need during work to spend very big energy to be observed and be difficult to ensure absolute altitude, and concrete is easy excessive to cause a large amount of waves
Take.Pile crown shape is extremely irregular after conventional method construction, and very big obstacle is brought to follow-up cleaning inter-pile soil.Broken chisel pile crown rank
Section, mechanical execution can cause pile body certain destruction.
To sum up analysis conventional method is difficult to realize pile crown absolute altitude and is controlled and protected, and working barrier is more, concrete-pile matter
Amount is poor, and can cause a large amount of wastes of material.
Invention content
In order to solve high efficiency during Concrete Grouting Pale, accuracy, economies and it is easy to operation the features such as,
One of the technical solution adopted by the present invention is：
It is proposed a kind of control of pile crown absolute altitude and protective device, including：
Pile crown casing, inside are formed with fender pile space；
Sole is supported, the bottom nozzle of the pile crown casing is fixed on and extends outwardly circlewise；
Casing wing plate is connected between the outer wall of the pile crown casing and the support sole；
For the support sole to be fixed on the fixing anchor bar of pile crown position, offered described in confession on the support sole
The anchor hole that fixing anchor bar is worn；
Absolute altitude controls mirror, be installed in the barrel of the pile crown casing and the penetrating pile crown casing it is inside and outside；
And
Part flow arrangement, including it is shielded in the two side shunting of two side flow distribution plates and closing of the both sides of the absolute altitude control mirror
The plate that binds at the top of plate.
In some embodiments of the invention, the casing wing plate is perpendicular to the support sole and the pile crown casing
Diametric plane.
In some embodiments of the invention, the absolute altitude control mirror is in a strip shape, and along the height side of the pile crown casing
To setting.
In some embodiments of the invention, the two side flow distribution plates are arranged along the short transverse of the pile crown casing.
In some embodiments of the invention, the two side flow distribution plates symmetrically and mutually angled setting.
In some embodiments of the invention, the absolute altitude control mirror is made of transparent toughened glass.
In some embodiments of the invention, the bottom of the side flow distribution plate is fixed on the support sole, the side
Extend the top of the pile crown casing, and the top for extending the pile crown casing of the two side flow distribution plates at the top of flow distribution plate
It is covered using apron plate and rear backplate between the part in portion.
In some embodiments of the invention, the shape and size of the pile crown casing inner wall are suitable for pile crown to be onstructed
Shape and size.
In some embodiments of the invention, the pile crown casing is equipped with hanging ring.
The technical solution adopted by the present invention second is that：
It is proposed a kind of method that pile head construction is irrigated using above-mentioned pile crown absolute altitude control and protective device, packet
It includes：
Before filling pile construction, the pile crown casing is fixed on pile crown position by the fixing anchor bar；
During constructing bored concrete pile, using the pile crown casing as pile crown template, pile crown concrete is poured, and lead to
The height for crossing the absolute altitude control sem observation pile crown concrete, until pile crown concrete reaches design height.
The present invention due to the adoption of the above technical scheme, makes it have following advantageous effect：
The support leg in the case where pile crown absolute altitude of the present invention is precisely controlled and protective device is to pass through pile crown casing using fixing anchor bar
The anchor hole of plate secures the appliance in the soil of concrete-pile stake position.Pile crown casing bottom welding support sole is used to support dress
It sets；Casing wing plate is welded perpendicular to casing side to reinforce for casing；One piece of transparent toughened glass is installed as mixed on casing face
Solidifying soil absolute altitude controls mirror, for controlling concreting face；The part flow arrangement of casing side is for clearing up the control of concrete absolute altitude
The soil on mirror periphery.Device can be used in turn, and installation operation is simple, and sem observation is controlled by concrete absolute altitude during use
Concrete casting elevation saves concrete, reduces construction cost.Supporting for concrete pile head can be effectively realized by the device
Shield, and cleared up in inter-pile soil operation process it is possible to prevente effectively from collision of the mechanical equipment to pile crown, to drop in subsequent construction
The disturbance of low concrete stake, and the device ensure that the beauty and systematicness of pile crown, reduce the difficulty of the broken chisel of pile crown, significantly
Improve construction efficiency.
Description of the drawings
To describe the technical solutions in the embodiments of the present invention more clearly, make required in being described below to embodiment
Attached drawing is briefly described, it should be apparent that, drawings in the following description are only some embodiments of the invention, for
For those of ordinary skill in the art, without creative efforts, other are can also be obtained according to these attached drawings
Attached drawing.
Fig. 1 is the control of pile crown absolute altitude and the side structure schematic diagram of protective device of the embodiment of the present invention.
Fig. 2 is the control of pile crown absolute altitude and the top structure schematic diagram of protective device of the embodiment of the present invention.
Fig. 3 is the side structure schematic diagram of the pile crown absolute altitude control of the embodiment of the present invention and the use state of protective device.
Fig. 4 is the Facad structure signal that the pile crown absolute altitude control of the embodiment of the present invention and the concrete absolute altitude of protective device control mirror
Figure.
Fig. 5 is the side structure signal that the pile crown absolute altitude control of the embodiment of the present invention and the concrete absolute altitude of protective device control mirror
Figure.
Fig. 6 is the top structure signal that the pile crown absolute altitude control of the embodiment of the present invention and the concrete absolute altitude of protective device control mirror
Figure.
Specific implementation mode
Illustrate that embodiments of the present invention, those skilled in the art can be by this specification below by way of specific specific example
Disclosed content understands other advantages and effect of the present invention easily.The present invention can also pass through in addition different specific realities
The mode of applying is embodied or practiced, the various details in this specification can also be based on different viewpoints with application, without departing from
Various modifications or alterations are carried out under the spirit of the present invention.
The present invention is irregular for concrete absolute altitude control hardly possible, waste of material, pile crown during Concrete Grouting Pale
Caused by the problems such as mechanical disturbance, pass through a kind of pile crown caused by cast-in-place concrete pile during construction obstacle and broken pile head
Absolute altitude is precisely controlled and protective device, bored concrete pile stake top concrete absolute altitude can be precisely controlled, complete after rule is beautiful, machine
The tool cleaning inter-pile soil stage protects pile body by mechanical disturbance, not substantially increase construction efficiency, save concrete material.
The present invention is described in detail in the following with reference to the drawings and specific embodiments.
Shown in Fig. 1~3, the pile crown absolute altitude control of the embodiment of the present invention and protective device include mainly：Pile crown
Casing 11, support sole 12, casing wing plate 13, fixing anchor bar 14, absolute altitude control mirror 15 and part flow arrangement 16.It is main to utilize fixation
Anchor pole 14 passes through 2 in 11 times soil for supporting the anchor hole of soles 12 to secure the appliance to concrete-pile stake position of pile crown casing.Pile crown
11 bottom of casing welding support sole 12 is used to support device；Perpendicular to 11 side of pile crown casing welding casing wing plate 13, it is used for
Reinforce pile crown casing；One piece of absolute altitude is installed on pile crown casing surface and controls mirror 15, for observing and monitoring pile crown concreting
Face；The part flow arrangement 16 of 11 side of pile crown casing is used to clear up the soil on 15 periphery of concrete absolute altitude control mirror.
Specifically, it is formed with a fender pile space in the inside of pile crown casing 11, pile crown casing 11 is installed on mixed when in use
The pile crown of solidifying soil bored concrete pile is outer (pile crown size is more than 3 size of pile body), the shape and size in fender pile space with filling to be onstructed
The shape and size for noting pile head are consistent, can be using pile crown casing 11 as pile crown template when subsequent construction pile crown, phase
Directly the pile crown external mold to be formed is accumulated to drill out the soil body, it is clear that the pile crown casing made of sizing than traditional filling pile head
11 can greatly improve the molding quality of pile crown so that the pile crown rule of making is beautiful, convenient for effectively realizing concrete pile head
Maintenance is cleared up in inter-pile soil operation process in subsequent construction it is possible to prevente effectively from machinery moreover, distance between stake can be accurately controlled
Collision of the equipment to pile crown also ensures the beauty and systematicness of pile crown to reduce the disturbance of concrete-pile.
In the present embodiment, pile crown casing 11 is that (diameter is straight according to site operation cast-in-place concrete pile by diameter D
Depending on diameter, the about 200mm than stake diameter), high 500mm, thickness 10mm steel cylinder be made.
Support sole 12 is fixedly welded on the bottom nozzle of pile crown casing 11 and extends outwardly circlewise.Support sole be by
The steel plate (internal diameter is identical as pile crown casing diameter, and outer diameter is bigger 400mm than internal diameter) of thick 10mm is made.Support sole 12, which encloses, to be set
At a circle, interior edge is weldingly fixed on the bottom nozzle of pile crown casing 11.3 a diameter of 30mm of annular spread on support sole 12
Anchor hole 121, for coordinating fixing anchor bar 14 to carry out fixing device.
It is 10mm steel plates (highly identical as pile crown casing, width and support sole width phase that casing wing plate 13, which is by thickness,
It is made together), casing wing plate 13 is welded perpendicular to 11 outer surface of pile crown casing and 12 upper surface of support sole,
For reinforcing pile crown casing 11.
Fixing anchor bar 14 uses existing Soil Anchor Design, mainly with shank portion and the spiral shell being screwed together in shank portion
Mother, for sole 12 will to be supported to be fixed on the working face of pile crown position, on soil 2.The shank portion of fixing anchor bar 14 passes through
The anchor hole 121 opened up on support sole 12, nut are tightened in the upper surface of support sole 12, secure the appliance to filling concrete
In the soil 2 of stake stake position.
Absolute altitude control mirror 15 is transparent rigid glass plate (such as transparent steel by a block size for 500mm × 50mm × 10mm
Change glass) it is made, it is installed on pile crown casing 11 and (replaces the cylinder of the part pile crown casing with concrete absolute altitude control mirror 15
Wall), absolute altitude controls the inside and outside of 15 penetrating pile crown casing 11 of mirror, can be in concreting process for observing regulation and control
Concrete casting elevation.
Part flow arrangement 16 includes the two side flow distribution plates of two side flow distribution plates 161 and closing for the both sides for being shielded in absolute altitude control mirror 15
The plate 162 that binds at 161 top.Two side flow distribution plates 161 are by thick 10mm, and the steel plate of high 700mm is at hexagonal angle perpendicular to support leg
Be welded on plate and pile crown casing face, be shielded in absolute altitude control mirror 15 both sides and top, for by work progress from filling
The soil taken out of in note stake branches to 15 both sides of concrete absolute altitude control mirror, prevents the visual field of blocking concrete absolute altitude control mirror 15.
Preferably, absolute altitude control mirror 15 is in a strip shape, and is arranged along the short transverse of pile crown casing 11, and mirror 15 is controlled in absolute altitude
Side be arranged scale, in order to directly observe the height value that pile crown casing inner concrete pours face.The two of part flow arrangement 16
Side flow distribution plate 161 is also arranged along the short transverse of pile crown casing 11, two side flow distribution plates, 161 symmetrical and mutually angled setting.
Coordinate shown in Fig. 4~6, the bottom vertical welding of the side flow distribution plate 161 of part flow arrangement 16 is in the upper of support sole 12
The top nozzle of pile crown casing 11 is extended at the top on surface, side flow distribution plate 16, and the pile crown that extends of two side flow distribution plates 161 protects
It is covered using apron plate 163 and rear backplate 164 between the part at the top of cylinder 11, the cross section of part flow arrangement 16 is in fan
Shape, absolute altitude control mirror 15 and are mounted on the smaller one end of the sector, and larger one end of the sector is typically wide-open, in order to see
Absolute altitude control mirror 15 is examined, the both sides of the sector are two side flow distribution plates 161, and the top surface of the sector is the plate 162 that binds.Work as shunting
When the top of device 16 is higher than the top of pile crown casing 11, the self-styled top plate 162 of the soil taken out of that can avoid in bored concrete pile is past dirty
And influence the visual field of absolute altitude control mirror 15.At this point, for two side flow distribution plates 161 of the part at the top of eminence pile crown casing
Inside and outside (towards pile crown casing side and backwards to pile crown casing and flared side) 164 He of a rear backplate is respectively adopted
One apron plate 163 is attached, and the visual field that absolute altitude controls mirror 15 is blocked to prevent soil from point therefrom flowing into part flow arrangement 16 two.
Preferably, being equipped with hanging ring 111 on pile crown casing 11, for hanging ring 111 using rigid hanging ring, rigid hanging ring is by 3
The round steel patch of diameter 10mm is welded in 11 top of pile crown casing, and the broken pile head stage catches on hanging ring using machinery and removes device.
The pile crown absolute altitude of the present invention is precisely controlled and protective device hangs pile crown casing, support sole, casing wing plate, rigidity
Ring and part flow arrangement are welded into entirety, and making is simple and convenient to operate, convenient for being used in turn, and pile crown coagulation both may be implemented
Native absolute altitude is precisely controlled saving material, and can carry out protection to stake and pile crown and ensure pile crown aesthetics, while also improving stake
The construction efficiency of the broken chisel of head.
It is precisely controlled making the pile crown absolute altitude and when protective device, pile crown casing is welded on support sole, then
Part flow arrangement vertical welding in rigid hanging ring on pile crown casing and support leg plate face, to be welded in the top of pile crown casing, two
Block casing wing plate is fixed on pile crown casing and makes in advance perpendicular to pile crown casing and support sole vertical welding, concrete absolute altitude control mirror
In good mirror trough, finally the anchor hole of support sole is passed through to secure the appliance to ground using fixing anchor bar.
Be described below use above-described embodiment in pile crown absolute altitude control and protective device be irrigated pile head and apply
The construction method of work, major programme include：
Before filling pile construction, pile crown casing 11 is fixed on pile crown position by fixing anchor bar 14；
During constructing bored concrete pile, using pile crown casing 11 as pile crown template, pile crown concrete is poured, and pass through
Absolute altitude controls the height that mirror 15 observes pile crown concrete, until pile crown concrete reaches design height.
The pile crown absolute altitude of the present invention is precisely controlled and protective device making is simple and convenient to operate, and can be used in turn, and is installed
All parts are assembled by entirety by welding method in the process.It is first secured the appliance to according to live stake point before filling pile construction
Then ground starts to construct, the soil taken out of in work progress is branched to the both sides that concrete absolute altitude controls mirror by part flow arrangement, is led to
Observation concrete absolute altitude control mirror is crossed to control pile crown concrete absolute altitude, to realize the effect for saving concrete, and passes through this
The pile crown rule that device makes is beautiful.It is to construct to reduce many obstacles, and device is effectively protected in the cleaning inter-pile soil stage
Pile crown has been protected, disturbance of the machinery to stake has been reduced, ensure that the quality of stake and improve construction efficiency.
The pile crown absolute altitude of the present invention is precisely controlled and protective device, can both solve concrete top during filling concrete
The uncontrollable problem in face, and can solve the problems, such as brokenly that damage pile body, efficiency are low in chisel pile crown construction.A kind of pile crown absolute altitude essence
Quasi- control and protective device can be precisely controlled pile crown concrete absolute altitude, to save material；The height of concrete can be realized again
Effect conserves and avoids mechanical disturbance, ensures the quality of concrete-pile.
Pile crown absolute altitude is precisely controlled and protective device is that the anchor hole that sole is supported under pile crown casing is passed through using fixing anchor bar
It secures the appliance in the soil of concrete-pile stake position.Pile crown casing bottom welding support sole is used to support device；Perpendicular to
It welds casing wing plate and is reinforced for casing in casing side；One piece of transparent toughened glass is installed to pour for controlling concrete on casing face
Build face；The part flow arrangement of casing side is used to clear up the soil on concrete absolute altitude control mirror periphery.
Pile crown absolute altitude is precisely controlled and protective device can be used in turn, and installation operation is simple, by mixed during use
Solidifying soil absolute altitude control mirror controls concrete casting elevation, saves concrete, reduces construction cost.It can be effectively real by the device
The maintenance of existing concrete pile head, and cleared up in inter-pile soil operation process in subsequent construction it is possible to prevente effectively from mechanical equipment is to stake
The collision of head, to reduce the disturbance of concrete-pile, and the device ensure that the beauty and systematicness of pile crown, reduce pile crown
The difficulty of broken chisel, substantially increases construction efficiency.
It should be noted that structure, ratio, size etc. depicted in this specification institute accompanying drawings, only coordinating
The bright revealed content of book is not limited to the enforceable limit of the present invention so that those skilled in the art understands and reads
Fixed condition, therefore do not have technical essential meaning, the modification of any structure, the change of proportionate relationship or the adjustment of size, not
It influences under the effect of present invention can be generated and the purpose that can reach, should all still fall and be obtained in disclosed technology contents
In the range of capable of covering.Meanwhile it is cited such as "upper", "lower", "left", "right", " centre " and " one " in this specification
Term is merely convenient to being illustrated for narration, rather than to limit the scope of the invention, the change of relativeness or tune
It is whole, in the case where changing technology contents without essence, when being also considered as the enforceable scope of the present invention.
The above is only presently preferred embodiments of the present invention, not does limitation in any form to the present invention, though
So the present invention has been disclosed as a preferred embodiment, and however, it is not intended to limit the invention, any technology people for being familiar with this profession
Member, in the range of not departing from technical solution of the present invention, when the technology contents using the disclosure above make a little change or repair
Decorations are the equivalent embodiment of equivalent variations, as long as being the content without departing from technical solution of the present invention, technology according to the present invention is real
Any simple modification, equivalent change and modification made by confrontation above example still fall within the range of technical solution of the present invention
It is interior.
Claims (10)
1. a kind of pile crown absolute altitude control and protective device, which is characterized in that including：
Pile crown casing, inside are formed with fender pile space；
Sole is supported, the bottom nozzle of the pile crown casing is fixed on and extends outwardly circlewise；
Casing wing plate is connected between the outer wall of the pile crown casing and the support sole；
For the support sole to be fixed on the fixing anchor bar of pile crown position, the confession fixation is offered on the support sole
The anchor hole that anchor pole is worn；
Absolute altitude controls mirror, be installed in the barrel of the pile crown casing and the penetrating pile crown casing it is inside and outside；And
Part flow arrangement, including be shielded in the two side flow distribution plates of two side flow distribution plates and closing of the both sides of the absolute altitude control mirror
The plate that binds at top.
2. pile crown absolute altitude control as described in claim 1 and protective device, it is characterised in that：The casing wing plate is perpendicular to institute
State the diametric plane of support sole and the pile crown casing.
3. pile crown absolute altitude control as described in claim 1 and protective device, it is characterised in that：The absolute altitude control mirror is in item
Shape, and be arranged along the short transverse of the pile crown casing.
4. pile crown absolute altitude control as claimed in claim 3 and protective device, it is characterised in that：The two side flow distribution plates are described in
The short transverse of pile crown casing is arranged.
5. pile crown absolute altitude control as claimed in claim 4 and protective device, it is characterised in that：The two side flow distribution plates are mutually right
Title and mutually angled setting.
6. pile crown absolute altitude control as described in claim 1 and protective device, it is characterised in that：The absolute altitude control mirror is using saturating
Bright tempered glass makes.
7. pile crown absolute altitude control as described in claim 1 and protective device, it is characterised in that：The bottom of the side flow distribution plate is solid
Due on the support sole, extending the top of the pile crown casing at the top of the side flow distribution plate, and the two sides shuntings
It is covered using apron plate and rear backplate between the part at the top for extending the pile crown casing of plate.
8. pile crown absolute altitude control as described in claim 1 and protective device, it is characterised in that：The shape of the pile crown casing inner wall
Shape and size are suitable for the shape and size of pile crown to be onstructed.
9. pile crown absolute altitude control as described in claim 1 and protective device, it is characterised in that：The pile crown casing is equipped with and hangs
Ring.
10. a kind of side being irrigated pile head construction using pile crown absolute altitude as described in claim 1 control and protective device
Method, which is characterized in that including：
Before filling pile construction, the pile crown casing is fixed on pile crown position by the fixing anchor bar；
During constructing bored concrete pile, using the pile crown casing as pile crown template, pile crown concrete is poured, and pass through institute
The height for stating absolute altitude control sem observation pile crown concrete, until pile crown concrete reaches design height.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201810794681.1A CN108755670B (en) | 2018-07-19 | 2018-07-19 | Pile head elevation control and protection device and pile head construction method |
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201810794681.1A CN108755670B (en) | 2018-07-19 | 2018-07-19 | Pile head elevation control and protection device and pile head construction method |
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| Publication Number | Publication Date |
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| CN108755670A true CN108755670A (en) | 2018-11-06 |
| CN108755670B CN108755670B (en) | 2024-01-23 |
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| JP2001248154A (en) * | 2000-03-07 | 2001-09-14 | Tokyu Constr Co Ltd | Method of processing pile head, head structure of cast-in- place concrete pile, and form for processing pile head, for use in method of constructing cast-in-place concrete pile |
| CN201520977U (en) * | 2009-09-24 | 2010-07-07 | 中交一航局第四工程有限公司 | Drilling bored pile underwater pouring concrete pile top elevation controller |
| CN202048919U (en) * | 2011-05-23 | 2011-11-23 | 北京首钢建设集团有限公司 | Multifunctional elevation benchmark device |
| CN102966096A (en) * | 2012-11-30 | 2013-03-13 | 天津第三市政公路工程有限公司 | Construction method for double pile casings of large-diameter cast-in-situ bored pile |
| CN203334279U (en) * | 2013-07-05 | 2013-12-11 | 大同泰瑞集团建设有限公司 | Positioning device of pile heads of bored concrete pile combined foundations |
| CN204125977U (en) * | 2014-09-05 | 2015-01-28 | 中国能源建设集团山西省电力勘测设计院 | The convenient linkage of tubular pile head |
| CN206052697U (en) * | 2016-07-27 | 2017-03-29 | 浙江水利水电学院 | A kind of anti-settling steel pile casting |
| CN206408657U (en) * | 2016-12-13 | 2017-08-15 | 北京城建集团有限责任公司 | Integrated bored concrete pile for static test |
| CN107620311A (en) * | 2017-09-25 | 2018-01-23 | 中国冶集团有限公司 | A kind of mud off pore-creating filling pile prevents the method that aperture casing sinks |
| CN208650046U (en) * | 2018-07-19 | 2019-03-26 | 中国建筑第八工程局有限公司 | The control of pile crown absolute altitude and protective device |
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| CN108755670B (en) | 2024-01-23 |
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