CN109056705A - A kind of the variable diameters steel reinforcement cage and method of administration of concise structure - Google Patents
A kind of the variable diameters steel reinforcement cage and method of administration of concise structure Download PDFInfo
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- CN109056705A CN109056705A CN201811030876.5A CN201811030876A CN109056705A CN 109056705 A CN109056705 A CN 109056705A CN 201811030876 A CN201811030876 A CN 201811030876A CN 109056705 A CN109056705 A CN 109056705A
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- reinforcement cage
- steel reinforcement
- vertical bar
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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
-
- E—FIXED CONSTRUCTIONS
- E02—HYDRAULIC ENGINEERING; FOUNDATIONS; SOIL SHIFTING
- E02D—FOUNDATIONS; EXCAVATIONS; EMBANKMENTS; UNDERGROUND OR UNDERWATER STRUCTURES
- E02D17/00—Excavations; Bordering of excavations; Making embankments
- E02D17/20—Securing of slopes or inclines
- E02D17/207—Securing of slopes or inclines with means incorporating sheet piles or piles
-
- 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
- E02D5/74—Means for anchoring structural elements or bulkheads
- E02D5/76—Anchorings for bulkheads or sections thereof in as much as specially adapted therefor
Abstract
The diameter of a kind of variable diameters steel reinforcement cage of concise structure, the variable diameters steel reinforcement cage is variable；Including several vertical bars, several round fixators and several groups rib corresponding with round fixator, each round fixator outer ring is active to fix one group of rib identical with several vertical bar numbers；In every group of rib, the active mutually level position for connecing vertical bar in one end of rib, the active outer ring for being connected to round fixator of the other end of rib, i.e., the different height of every vertical bar respectively with every group of active connection of rib of at least two round fixators.The variable diameters steel reinforcement cage and method of administration of concise structure of the present invention, it can be used for the skeleton of resistance to compression resistance to plucking variable diameters steel reinforcement cage club-footed pile, it is extremely concise and reliable in structure, in addition the release device of cooperation, cost is reduced to approximate existing steel reinforcement cage, and can direct pouring concrete, keep the stressed effect of entire pile foundation more preferable.
Description
Technical field
The present invention relates to the variable diameters steel reinforcement cages and method of administration of a kind of concise structure, are used for Kang order tension anchor pole, resistance to compression
Resistance to plucking variable diameters steel reinforcement cage club-footed pile, the especially skeleton in pile foundation --- the variable diameters steel reinforcement cage of concise structure again.
Background technique
As foundation pile of building construction be play basis effect, according to basis Force principle be broadly divided into
Friction pile and bearing pile.
The continuous development of engineering technology, novel piling bar and reinforced concrete pile purposes in engineering construction are more and more extensive.
And different pile-type features is also different.
To classify by bearing characters, Piles for Friction Piles, friction pile -- the load overwhelming majority is undertaken by frictional force native around stake, and
End resistance can be ignored.
The stake that point friction pile -- load is mainly undertaken by pile body frictional force.
Type stake is held at end, and end-bearing pile -- the load overwhelming majority is undertaken by pile top supporting force, and pile side resistance can be ignored not
Meter.
Rub end-bearing pile -- the stake that load is mainly undertaken by end resistance.
By construction method point-score: prefabricated reinforced concrete pile is driven underground by piling machine for prefabricated pile.Advantage is material
Material saves, and intensity is high, and suitable for the building of high requirement, the disadvantage is that difficulty of construction is high, it is long to be limited the construction time by mechanical quantity.
Bored concrete pile, first upper drilling on construction ground, are put into placing concrete for reinforcing bar after reaching required depth.Advantage
It is that difficulty of construction is low, especially artificial digging pile can not be limited, all pile foundations are constructed simultaneously, greatly by mechanical quantity
The time is saved greatly, the disadvantage is that low bearing capacity, takes material.Bored concrete pile includes: rotary digging stake, drilling pouring stake, driven cast-in-place pile, excavated by manual work
Hole pouring pile, explosive expansion bored concrete pile.
In addition, pore-forming mode has: manually digging hole, mechanical borehole (direct circulation rotary method, reacting cycle rotary method, twist bit
Hole forming method, diving drill machine hole forming method etc.).
Classify by the setting effect of stake, non-Squeezing Soil Pile: (rushing or dig) hole pouring pile such as brill and squeezes into again after first drilling pre-
Stake processed because the soil body, soil around pile are not acted on by exclusion in cleaning hole in setting up procedure, and may be moved into stake holes, make the anti-of soil
Strength reduction is cut, pile side friction is reduced.Part Squeezing Soil Pile: cast-in-situ bored pile, H profile steel stake, open end steel pipe pile and
Be open prestressed concrete pipe pile etc..Pile peripheral earth slightly exclusion is acted in the setting up procedure of stake, but the intensity lotus of soil becomes
Shape change of properties is little.
Squeezing Soil Pile: solid tubular pole, timber and driven cast-in-place pile of prefabricated pile, lower end closed etc. are passed through in hammering and vibration
The soil body at stake position will largely be squeezed during entering and be opened, destroy soil structures serious disturbance, to the intensity and deformation of soil
Property is affected.
Classify by the forming method of stake, prefabricated concrete-pile, timber, steel sheet pile driven pile: are squeezed into soil using machinery
It is in layer, soil layer is compacted, to achieve the purpose that consolidated subsoil.
Bored concrete pile: using underwater gliders, end-bearing pile or friction pile is formed, to achieve the purpose that consolidated subsoil.
The most commonly used is mechanical hole building stakes and bored concrete pile, driven cast-in-place pile, reinforced concrete pile, prefabricated pile, prestressing concrete
Stake, piling bar, mixing pile, solid and hollow pile etc..The method of existing braced pile has the welding of steel plate reinforcing bar angle steel, ring flange to add spiral shell
Bolt is coupled, sulphide mastic anchoring and mechanical connection (insertion voussoir, pin connection etc.).
Cast-in-place concrete pile can be divided into 1. vibrator pipe sinking cast-in-place pile by construction method, refer to that steel sleeve screws in percussive grabbing boring perfusion
Stake mud off pore-creating filling pile, precompressed hole squeeze into bored concrete pile and bore reaming cast-in-place concrete pile.
2. Franki-pile, the application such as Frank's stake sand, pile body diameter 30-60CM long 10-24M, die hammer weight 25- into shape
50KN is fallen away from 3-5M, single pile bearing 1500KN, the bored concrete pile of rotating steel tube sinking pore-forming, steel-tooth of the steel pipe bottom equipped with quenching,
Rock stratum is sunk to, diameter is up to 1.5 meters.Steel pipe is coupled with ring flange.Construction procedure is the first armored concrete transmission rod by steel
0.5-1M in soil is squeezed into, transfers to steel power transmission pipe, cast-in-place pile concrete or sand are incited somebody to action, then a prefabricated deformed bar is dissolved stake and is beaten
Enter in hole, bearing capacity is higher than common stake.
3. steel sleeve screws in percussive grabbing boring bored concrete pile, 4. 5. to squeeze into bored concrete pile 6. pre- in precompressed hole for mud off pore-creating filling pile
Pressure hole squeeze into concrete-pile 7. bore reaming cast-in-place concrete pile application also extremely extensively.
A kind of anchor pole of CN2017103161244 or pile foundation variable diameters steel reinforcement cage and application are the applicant with regard to variable diameter reinforcing bar
The structure of cage has limited, and main contents are as follows: anchor pole or pile foundation variable diameters steel reinforcement cage, and the diameter of steel reinforcement cage is variable,
Including axial stem, annulus or ring flat-plate and several vertical bars and several ribs, round fixator, annulus or ring flat-plate are vertical with axial stem,
One end of several vertical bars is uniformly fixed in annulus or ring flat-plate, and the other end of every vertical bar or middle part are all connected with the one of a rib
End, the another of rib terminate to round fixator, and round fixator is slided or fixed in axial stem, and several vertical bars are around axial
Bar, vertical bar periphery are equipped with weft of the cyclic annular or helical form stirrup as periphery, ring-type or helical form stirrup and are equipped with vertical bar solid
Fixed point；The tightening of cyclic annular or helical form stirrup is unused state, and cyclic annular or helical form stirrup is helical spring or flexible steel wire；Spiral shell
The end for revolving spring ring-type or helical form stirrup is equipped with release device, struts rib with being equipped with when flexible steel wire in round fixator
The release device of vertical bar.Axial stem can be there are two understanding, one is tubular bar, main reinforcement cover in bar, the second is one with main reinforcement
The presence of body；This be it is indefinite, also will cause that structure is more complex, and concrete is difficult to directly apply in actual fabrication process
With, but use mortar or grout pouring.It separately further include the special arrangement for how discharging steel reinforcement cage and expanding variable diameter needs, because
Variable diameter will carry out reliable and stable release in earth drilling, be understood as the axial stem of loop bar presence make foregoing invention structure compared with
For complexity.
Summary of the invention
Object of the present invention is to propose the variable diameters steel reinforcement cage and method of administration of a kind of concise structure, can be used for Kang order tension
The skeleton of anchor pole, resistance to compression resistance to plucking variable diameters steel reinforcement cage club-footed pile, i.e., the stake bottom constituted using the variable diameters steel reinforcement cage of concise structure
The skeleton of the stake of portion's enlarged footing, the enlarged footing stake bottom with variable diameters reinforcement cage skeleton using variable diameter steel reinforcement cage, utilize reinforcing bar
Basket structure discharges variable diameters steel reinforcement cage and becomes the basic skeleton of the enlarged footing of a widened reinforcement cage skeleton preparation stake,
Applied to the enlarged footing preparation on all heads for expanding body stake, organizes integrally, as overcome existing as possible with the pile body for expanding body stake top
Pile foundation consolidates the deficiency of bearing capacity and globality poor, and reduces cost.
The technical scheme is that a kind of variable diameters steel reinforcement cage of concise structure, is anchor pole or pile foundation variable diameters steel
The diameter of muscle cage, the variable diameters steel reinforcement cage is variable；Including several vertical bars, at least two round fixators and with round fixator
Corresponding several groups rib, each round fixator outer ring is active to fix one group of rib identical with several vertical bar numbers；
In every group of rib, the active mutually level position for connecing vertical bar in one end of rib, the active round that is connected to of the other end of rib is fixed
The outer ring of device, i.e., the different height of every vertical bar respectively with every group of active connection of rib of at least two round fixators.
Vertical bar periphery is equipped with the weft of helical form stirrup or several cyclic annular stirrups as vertical bar periphery, cyclic annular or helical form hoop
Muscle and vertical bar contact position are (appropriate) equipped with fixed point, make stirrup in the integral type in vertical bar periphery, ring-type or helical form stirrup are bullet
The garter spring stirrup of property material, chain, wirerope etc. or other flexible wires materials；Vertical bar and cyclic annular or helical form stirrup
Tightening is unused state, and variable diameters steel reinforcement cage, which is transferred in pore-forming, to be discharged；Equipped with vertical bar and cyclic annular or helical form stirrup
Release device, such as constraint pin, restriction rope, spring, round spend the combination unit of part and active rib；Release device is used and is strutted
The device of rib and vertical bar or the device for being displaced round fixator in round fixator central axis.
As release device using the device for strutting rib and vertical bar or makes main reinforcement or axial stem (can be additional main reinforcement)
The device of rib and vertical bar is strutted in the device of the displacement action of round fixator, the device for especially strutting rib and vertical bar refers to
With the active rib connecting with round fixator and vertical bar is pneumatically or hydraulically supported out, release that vertical bar with cyclic annular or helical form stirrup
It is put into widened diameter.
Equipped with steel reinforcement cage main reinforcement, the round fixator covers in the main reinforcement of round fixator central axle hole, described every
One group of rib identical with several vertical bar numbers is fixed around active in a round fixator outer ring；Or main reinforcement and steel reinforcement cage one
Change.
Including main reinforcement, the round fixator covers in the main reinforcement on round fixator central axial line, each circle
One group of rib identical with several vertical bar numbers is fixed around active in shape fixator outer ring；In every group of rib, one end of rib is living
Network connects the mutually level position of vertical bar, and the other end of rib is active to be connected to round fixator, i.e., the different height of every vertical bar
Respectively with every group of active connection of rib of at least two round fixators, several vertical bars are around main reinforcement；Main reinforcement is also known as main reinforcement bar, can
To be the backbone of additional reinforcing bar and steel reinforcement cage, it is placed in the round fixator i.e. central circular hole of flower part 1, or and the application
Concise structure the integration of variable diameters steel reinforcement cages.
Equipped with steel reinforcement cage main reinforcement, the round fixator covers in the main reinforcement of round fixator central axle hole, described every
One group of rib identical with several vertical bar numbers is fixed around active in a round fixator outer ring；Or main reinforcement and steel reinforcement cage (or it is straight
Adapter ring shape fixator) integration.
Equipped with axial stem, main reinforcement is passed through in axial stem, round fixator covers in axial stem again, and axial stem can be floral tube
It also can be common steel tube, can grow also can be short, settable to be also not provided with.The surface of axial stem or Openworks shape.
The release device, which uses, makes round fixator in the device of the displacement action of main reinforcement or axial stem: in main reinforcement or axis
Compressed spring is cased on bar, spring is by covering the round fixator defined position in axial stem；Or separately by strutting rib or using gas
Dynamic or hydraulic device struts the active rib connecting with round fixator, discharges vertical bar and cyclic annular or helical form stirrup.
The release device can open active rib and vertical bar, and main reinforcement can be integrated with round fixator, i.e., round is solid
The directly fixed preparation of device is determined in main reinforcement.
The anchor pole or pile foundation variable diameters steel reinforcement cage spring release device, round fixator is in axial stem or pile foundation bar
Rib is strutted when upper sliding discharges vertical bar and cyclic annular or helical form stirrup, and round fixator is driven by spring in axial stem and slides
Dynamic, spring is positioning when being compressed by round fixator in axial stem, round fixator (typically cyclic annular) quilt when not discharging
Pull open 12 device of spacer pin after rear spring discharges.
Anchor pole or pile foundation the variable diameters steel reinforcement cage, the device of the displacement action of round fixator: is filled using one
The inflatable ball of gas or filling liquid is placed between round fixator and vertical bar, by the way that mechanical, pneumatically or hydraulically air charging system inflation is swollen
Swollen ball then struts the active rib connecting with round fixator, makes vertical bar and the release of cyclic annular or helical form stirrup at the steel of major diameter
Muscle cage.
Based on the round fixator flower part 1 being equipped with and first group of active rib, the is equipped with above or below another flower part
Lonicera Japonica part and second group of active rib, second group of active rib is identical as first group of active rib number, and second group of active muscle
One end of item is connect in first group of active rib with vertical bar contact position with first group of active rib pin shaft, second group of active rib
Another to terminate to the second flower part, the second flower part is connected on air-leg or hydraulic stem, and first group of active rib is with vertical bar contact position
It is jaw type at pin shaft, jaw clamps vertical bar, and flower part and active rib and mechanical shaft, air-leg or hydraulic stem then constitute one specially
With tool, mechanical shaft, the contraction of air-leg or hydraulic stem or stretching motion, equal second group of active rib drive pin shaft or jaw
Movement, can open or shrinkage bar cage, specific purpose tool can be proposed import after opening steel reinforcement cage.
Under the premise of meeting properties of product and quality, axial stem, round fixator, active rib, vertical bar or stirrup can
Setting simplifies or is not provided with；Vertical bar or the quantity of stirrup can suitably increase and decrease；Steel reinforcement cage component can carry out simplified and optimization group
Close setting.
According to the requirement of concrete engineering, variable diameters principle according to the present invention can also form a variety of three-dimensional shapes
The variable-diameter steel reinforcement cage of feature, including/but be not limited to cylindrical body, polygon (circle internal tangent) cylinder, round estrade, cone and (contain
Cone and polygonal pyramid), trapezoid cylinder, spherical shape, laemodipodiform cylinder etc.；It is required according to the service performance of concrete engineering,
Variable diameters principle according to the present invention can also form bilayer/or multilayer (cage to the pile foundation variable diameters steel reinforcement cage of super-large diameter
Middle set cage) the variable-diameter steel reinforcement cage that is characterized.
Enlarged footing stake bottom is traditional bored concrete pile of variable diameters reinforcement cage skeleton, and pile body is bored concrete pile, prefabricated pile, steel construction
Stake, enlarged footing stake bottom upper end connect pile body, and stake bottom is enlarged footing basis, enhance its resistance to compression, breakout capacity；In pile body overlength,
Also more than two expanding reach can be formed in the variable diameters steel reinforcement cage for being uniformly distributed one or more on pile body.The variable diameters
In steel reinforcement cage club-footed pile, the variable diameters steel reinforcement cage main reinforcement and pile body main reinforcement at enlarged footing stake bottom include but is not limited to various specifications grade
Reinforcing bar, steel strand wires, the wirerope of quantity.The variable diameters steel reinforcement cage at enlarged footing stake bottom and steel column, fashioned iron or the steel reinforcement cage of pile body are solid
Fixed connection and generally concrete structure.The foundation pile at enlarged footing stake bottom.
The variable diameters steel reinforcement cage club-footed pile is placed in the stake holes of its drilling reaming and has variable diameters steel reinforcement cage, with filling
Infuse all kinds of solidification material casting such as concrete, cement slurry, cement mortar and lapidation slip casting.
The variable diameters steel reinforcement cage club-footed pile is according to the requirement of concrete engineering, variable diameters principle according to the present invention,
The variable-diameter steel reinforcement cage club-footed pile of a variety of three-dimensional shape features can also be formed, including/but is not limited to cylindrical body, polygon
(circle internal tangent) cylinder, round estrade, cone (containing cone and polygonal pyramid), trapezoid cylinder, spherical shape, laemodipodiform cylinder etc.
Deng；The present invention can be required according to the service performance of concrete engineering, variable diameters principle according to the present invention, to the pile foundation of super-large diameter
Variable diameters steel reinforcement cage can also form double-deck/or variable-diameter steel reinforcement cage club-footed pile for being characterized of multilayer (cage is covered in cage)；In stake
When body overlength, also more than two expanding reach can be formed in the variable diameters steel reinforcement cage for being uniformly distributed one or more on pile body.
Method of administration of the invention refers to axial stem, round fixator, active rib, vertical bar or stirrup setting or is not provided with
In the case where；Variable diameters steel reinforcement cage is under conditions of constraint --- the bottom of drilling is placed under conditions of i.e. thin diameter, then
It is the steel reinforcement cage for making enlarged diameter that the release of variable diameters steel reinforcement cage or expansion pattern, which open steel reinforcement cage, then can directly be poured
Concrete, mortar or cement slurry are filled, club-footed pile or anchor pole can be formed in bottom hole, according to the need of variable diameters steel reinforcement cage club-footed pile
It asks, the reasonable quantity increase and decrease of vertical bar or stirrup；Steel reinforcement cage component can carry out simplified and optimum organization setting.
Beneficial effect, the invention proposes the variable diameters steel reinforcement cages and method of administration of a kind of concise structure, can be used for resistance to compression
The skeleton of resistance to plucking variable diameters steel reinforcement cage club-footed pile, it is extremely concise and reliable in structure, in addition the release device that the present invention cooperates,
Cost can be reduced to approximate existing steel reinforcement cage, and can direct pouring concrete, make the stress of entire pile foundation or anchor pole
Effect is more preferable.Using the skeleton of the stake of the stake bottom enlarged footing of the variable diameters steel reinforcement cage composition of concise structure, there is variable diameters steel
The enlarged footing stake bottom of muscle cage skeleton using variable diameter steel reinforcement cage, utilizes reinforcement cage structure, discharges variable diameters steel reinforcement cage and become
The basic skeleton of the enlarged footing of one widened reinforcement cage skeleton preparation stake, the enlarged footing system applied to all heads for expanding body stake
It is standby.It is coupled combination using the pile body of enlarged footing club-footed pile and general diameter to fix, the bottom skeleton in stake is expansion variable diameters steel
Muscle cage and its expand body pile foundation, is multiplied the endurance of stake for foundation pile of building, with lower cost and common construction party
Method obtains the structure of the application.The scope of application includes but is not limited to all kinds of pile-type such as anti-floating, resistance to plucking, tension, resistance to compression；Application field
The scopes such as including but not limited to all kinds of architectural engineerings, slope protection and geological disaster.The present invention program combination utilizes variable diameter steel reinforcement cage hoop
Muscle can be formed with the pulling force of enough frictional force or the enlarged footing pile foundation of drag transmitting, and the integraty of entire stake is good, major part pile foundation
Concrete reinforcing cage skeleton is for building core pile foundation and tension.It speeds up the work and applies；The water of each pile body can be given full play to
Flat load load-carrying properties, and bottom is held to expand, it is squeezed to be conducive to pile grouting；Stake bottom (head) enlarged footing character is stablized, and lotus cuts
Power is big.
Detailed description of the invention
Fig. 1 is two round fixators of the variable diameters steel reinforcement cage of concise structure of the invention or more i.e. flower part and active rib 2
Strut rear structural schematic diagram.
Fig. 2 is that variable diameters steel reinforcement cage Fig. 1 of concise structure of the invention struts rear structural schematic diagram plus vertical bar.
Fig. 3 is that variable diameters steel reinforcement cage Fig. 2 of concise structure of the invention struts rear structural schematic diagram plus stirrup.
Fig. 4 is that the variable diameters steel reinforcement cage of concise structure of the invention only has vertical bar and non-expanding structure schematic diagram.Two rounds
It is strutted in the main reinforcement of fixator contrary.
Fig. 5 is structural schematic diagram when variable diameters steel reinforcement cage Fig. 4 of concise structure of the invention is not strutted plus stirrup.
Fig. 6 is that the variable diameters steel reinforcement cage of concise structure of the invention only has vertical bar and non-expanding structure schematic diagram.Two rounds
Fixator to strut direction identical.
Fig. 7 is structural schematic diagram when variable diameters steel reinforcement cage Fig. 6 of concise structure of the invention is not strutted plus stirrup.
Fig. 8 is structural schematic diagram when the variable diameters steel reinforcement cage tie hoop of concise structure of the invention does not strut.Two rounds
It is strutted in the main reinforcement of fixator contrary.
Fig. 9 is structural schematic diagram when variable diameters steel reinforcement cage Fig. 8 stirrup of concise structure of the invention struts.
Figure 10 is structural schematic diagram when the variable diameters reinforcing cage stirrup of concise structure of the invention does not strut.Two rounds are fixed
It is strutted in the main reinforcement of device contrary.And have 7 structure of steel pallet.
Figure 11 is structural schematic diagram when variable diameters steel reinforcement cage Figure 10 stirrup of concise structure of the invention struts.
Figure 12 is two round fixators of the variable diameters steel reinforcement cage of concise structure of the invention or more i.e. flower part and active rib 2
Strut rear structural schematic diagram.With short axial bar 9 and the spring 11 for covering the release on short axial bar.And have steel pallet 7
Structure.
Figure 13 is that variable diameters steel reinforcement cage Figure 12 of concise structure of the invention struts rear structural schematic diagram plus vertical bar.
Figure 14 is that variable diameters steel reinforcement cage Figure 13 of concise structure of the invention struts rear structural schematic diagram plus stirrup.
Figure 15 is that variable diameters steel reinforcement cage Figure 14 of concise structure of the invention adds the structural schematic diagram of guiding cap.
Figure 16 is two round fixators of the variable diameters steel reinforcement cage of concise structure of the invention or more i.e. flower part and active rib 2
Strut rear structural schematic diagram.With long axial stem 9 and cover the spring 11 of the release in long axial stem.And have steel pallet 7
Structure.
Figure 17 is that variable diameters steel reinforcement cage Figure 16 of concise structure of the invention struts rear structural schematic diagram plus vertical bar.
Figure 18 is that variable diameters steel reinforcement cage Figure 17 of concise structure of the invention struts rear structural schematic diagram plus stirrup.
Figure 19 is that variable diameters steel reinforcement cage Figure 18 of concise structure of the invention adds the structural schematic diagram of guiding cap.
Figure 20 is two round fixators of the variable diameters steel reinforcement cage of concise structure of the invention or more i.e. flower part and active rib 2
Not distracted structural schematic diagram.With long axial stem 9 and cover the spring 11 of the release in long axial stem.And have steel pallet
7 structures.It is strutted in the main reinforcement of round fixator contrary.
Figure 21 is variable diameters steel reinforcement cage Figure 20 of concise structure of the invention plus the non-expanding structure schematic diagram of vertical bar.
Figure 22 is variable diameters steel reinforcement cage Figure 21 of concise structure of the invention plus the non-expanding structure schematic diagram of stirrup.
Figure 23 is that variable diameters steel reinforcement cage Figure 22 of concise structure of the invention adds the structural schematic diagram of guiding cap.
Figure 24 is the variable diameters steel reinforcement cage U-shaped connecting-piece structure schematic diagram of concise structure of the invention.
Figure 25 is the variable diameters steel reinforcement cage round fixator i.e. flower part structural schematic diagram of concise structure of the invention.
Specific embodiment
As shown, round fixator i.e. flower part 1, active rib 2, flower part centre bore 3, U-shaped connector 4, vertical bar 5, hoop
Muscle 6, steel pallet 7, guiding cap 8, axial stem 9, spring 11, spacer pin 12.Pin shaft hole 4-1, spring are limited in the round of axial stem
Device 12-1.
Equipped with steel reinforcement cage main reinforcement, the round fixator (or being cased with an axial stem again) covers in round fixator center
In the main reinforcement of axis hole, release device, which uses, makes main reinforcement (can be additional main reinforcement) in the dress of the displacement action of round fixator
It sets: being cased with compressible and release spring 11 in main reinforcement or axial stem, spring is limited by the delimiter 12-1 for covering in axial stem
Position；Or separately by strutting rib or strut the active rib connecting with round fixator with pneumatically or hydraulically device, make vertical bar with
The release of cyclic annular or helical form stirrup.Main reinforcement diameter can achieve 35-45mm or more.
Release device can open active rib and vertical bar, and main reinforcement can be integrated with round fixator, i.e. round fixator
Directly fixed preparation is in main reinforcement.
Round fixator is axis 1-1 and slot 1-2 including round fixator in flower part 1, and the position of slot 1-2 is actually erected
Slot, active 2 first end point of rib protrude into vertical slot, and endpoint is equipped with hole, can be wound with fixed steel wire in hole；And in slot 1-2
It can be wound with the steel wire, the structure of this similar umbrella frame connection umbrella support.It further include active rib 2, flower part centre bore 3, U-shaped connection
Part 4, vertical bar 5, stirrup 6, steel pallet 7, guiding cap 8, axial stem 9, spring 11, spacer pin 12.Pin shaft hole 4-1, spring is in axial direction
The round delimiter 12-1 of bar.U-shaped connector is similar to umbrella frame and is connected to the U-shaped piece of vertical bar, 2 second endpoint of rib be equipped with hole with
Pin shaft hole 4-1 (being sold by a pin) is fixed.
The anchor pole or pile foundation is with variable diameters steel reinforcement cage spring release device: round fixator is in axial stem or pile foundation
Rib is strutted when sliding on bar discharges vertical bar and cyclic annular or helical form stirrup, and round fixator is driven in axial stem by spring
Sliding, spring are positioning when being compressed by round fixator in axial stem, round fixator (typically cyclic annular) when not discharging
It is opened 12 device of spacer pin after rear spring discharges.
Anchor pole or pile foundation the variable diameters steel reinforcement cage, the device of the displacement action of round fixator: is filled using one
The inflatable ball of gas or filling liquid is placed between round fixator and vertical bar, inflates expanded spheres then by pneumatically or hydraulically air charging system
The active rib connecting with round fixator is strutted, makes vertical bar and the release of cyclic annular or helical form stirrup at the steel reinforcement cage of major diameter.
Based on flower part 1 and first group of active rib, the second flower part and second group of work are equipped with above or below another flower part
Network rib, second group of active rib is identical as first group of active rib number, and one end of second group of active rib is at first group
Active rib is connect with vertical bar contact position with first group of active rib pin shaft, and second group of the another of active rib terminates to the second flower
Part, the second flower part are connected on air-leg or hydraulic stem, are jaw type, pincers at first group of active rib and vertical bar contact position, that is, pin shaft
Mouth clamping vertical bar, flower part and active rib and air-leg or hydraulic stem then constitute a specific purpose tool, mechanical, air-leg or hydraulic
The contraction of bar or stretching motion, equal second group of active rib drive the movement of pin shaft or jaw, can open or shrinkage bar cage,
Specific purpose tool can be proposed into import after opening steel reinforcement cage.Flower part and the second flower part cover in axial stem 9 preferably, can also be placed in
The air-leg or hydraulic stem (including electric telescopic rod also can) in main reinforcement center.
It is cased with spring 11 in main reinforcement, spring is by covering the round fixator 12-1 defined position in axial stem, separately by strutting muscle
Item struts the active rib connecting with round fixator with pneumatically or hydraulically device, releases that vertical bar with cyclic annular or helical form stirrup
It puts.
The release device for strutting vertical bar can also be external force release, gravity release or helical spring ring-type or helical form
The end release device of stirrup；End release device is the structure that cyclic annular or helical form stirrup end is prepared into pivot pin or axis hole,
It is inserted into a fixation hole when helical spring stirrup end is pivot pin, then separately has pin shaft solid when helical spring stirrup end is axis hole
Determine the end of stirrup.
When the weft stirrup of periphery is flexible steel wire, it is perpendicular to strut rib for anchor pole or pile foundation the variable diameters steel reinforcement cage
The release device of muscle is the device for strutting umbrella frame；Flexible steel wire includes steel hinge line, steel cable, chain structure or tension wire rod.Stirrup
Flexible or elastic steel wire when for helix.Anchor pole or pile foundation the variable diameters steel reinforcement cage, helical spring ring-type or spiral shell
Revolving shape stirrup is to strut vertical bar in the position of the inner ring of vertical bar；Helical spring ring-type or helical form stirrup and weft are flexible steel
When line, spring is cyclic annular or helical form stirrup is with flexible steel wire fixed point with vertical bar, and fixed point is the circle with a fixed gap
Set.
Anchor pole or pile foundation the variable diameters steel reinforcement cage, the mode of rib and the active connection of vertical bar: round fixator point
Rib is not connected to by vertical bar by pin shaft, pin shaft bracket；Vertical bar rib as needed is settable can be also not provided with.
Vertical bar is straight line or curved.For the anchor pole or pile foundation in variable diameters steel reinforcement cage, more than 2 rounds are solid
Determine device to be uniformly distributed on axis, have at least one/but be not limited to one, round fixator slided in axial stem, and can be limited
The stop of round fixator sliding distance processed.It is equipped with when the weft of periphery is flexible steel wire in sliding round fixator and struts rib
Vertical bar release device；The vertical bar release device for strutting rib is to strut the spring (class of round fixator covered in axial stem
Seemingly) device struts the round fixator that minimum one is slided.
When the ring-type or helical form stirrup of periphery are helical spring or flexible steel wire weft, it is equipped with the bullet covered in axial stem
Spring, spring round fixator in the state of having compression or elongation stress is locked or has stop, after locking or stop opening,
Spring stress drive round fixator slides in axial stem drives rib to stretch out, and makes vertical bar outreach.
When round fixator is the structure for being fixed on axial stem, round fixator is integrated with axial stem.
The first enlarged footing stake bottom of the applicant can refer to the reference of background technique using the steel reinforcement cage for the diameter that becomes larger,
Structure generally comprises centrally and axially bar (present invention can not especially set this bar), and it is reinforcing bar main reinforcement in bar that axial stem, which is sleeve-shaped,
The round fixator and several reinforcing bars (vertical bar), several ribs of annulus or ring flat-plate shape, round fixator are used for active fixed vertical bar,
One end of several vertical bars is uniformly fixed on annulus or ring flat-plate, and the other end of every vertical bar or middle part are all connected with the one of a rib
End, several vertical bars terminate to round fixator around axial stem, the another of rib, and round fixator is in axial stem or pile foundation bar
Fixed or sliding；The stake of the enlarged footing casting compositions such as concrete of the variable diameters reinforcement cage skeleton of the application, enlarged footing stake bottom with
Several reinforcing bars (vertical bar) of pile body connect, and welding or flange connection are the most commonly used, riveting, pin connection stake bottom and pile body
Reinforcing bar can also use, wherein the main body of stake bottom and pile body be reinforcing bar upper concrete (mortar or other slurries),
Including being cast on main reinforcement (vertical bar) and the tie hoop of steel reinforcement cage；The variable diameters steel reinforcement cage at enlarged footing stake bottom is poured in advance, institute
Stating variable diameters steel reinforcement cage includes main reinforcement, tie hoop, diameter variable spiral stirrup, steel pallet, variable diameters steel reinforcement cage vertical bar, and main reinforcement exists
The lower end of variable diameters steel reinforcement cage is fixed by nut and guiding cap.
Pile body can be precast construction or steel cylinder stake, shaped pile etc..
The structure increased after the release of the variable diameters steel reinforcement cage of the applicant (is existed using the rib of elasticity with reference to the applicant
First to file), the another of elastic rib terminates to round fixator, and round fixator is fixed or sliding in axial stem or pile foundation bar
It is dynamic.Active mechanism or steel reinforcement cage relieving mechanism 8, power spring 9 can refer to flexible rib i.e. in figure.
Expansion pattern is that the mode of opening steel reinforcement cage is: main round fixator is supportted when sliding in axial stem or pile foundation bar
It opens rib or round fixator and is failure to actuate and directly strutting rib discharges vertical bar and cyclic annular or helical form stirrup: such as round
Fixator is driven by spring in axial stem and slides, and the inflatable ball of inflation or filling liquid is placed between round fixator and vertical bar,
By the way that mechanical, pneumatically or hydraulically air charging system inflation expanded spheres then strut the active rib connecting with round fixator, make vertical bar
With the release of cyclic annular or helical form stirrup at the steel reinforcement cage of major diameter；Or mode pneumatically or hydraulically: the second flower part is connected to air-leg
It is jaw type at first group of active rib and vertical bar contact position, that is, pin shaft or on hydraulic stem, jaw clamps vertical bar, flower part and active
Rib and mechanical shaft, air-leg or hydraulic stem then constitute a specific purpose tool, mechanical shaft, air-leg or hydraulic stem contraction or stretch
Long movement, equal second group of active rib drive the movement of pin shaft or jaw, can open or shrinkage bar cage, after opening steel reinforcement cage
Specific purpose tool can be proposed into import.
To sum up, the resistance to compression resistance to plucking variable diameters steel reinforcement cage club-footed pile, variable diameters steel reinforcement cage with traditional filling pile cage of reinforcement
Or when the linking installation of other conventional piles, traditional filling pile cage of reinforcement main reinforcement quantity specifications are unrestricted；Its bridging mode include but
It is not limited to the various modes such as riveting, welding or other integrations.Variable diameters steel reinforcement cage club-footed pile of the invention, is various tradition
The improvement of bored concrete pile, prefabricated pile, steel structure pile and other conventional piles, as long as being connected installation variable diameters reinforcing bar at stake bottom base expanding and base expanding end
Cage makes the bottom of stake form enlarged footing basis, enhances its resistance to compression, breakout capacity；The variable diameters steel reinforcement cage club-footed pile, by straightening
The enlarged footing stake bottom of diameter reinforcement cage skeleton, stake bottom upper end connect the pile body that (connection) diameter is lower than enlarged footing stake bottom；
In the variable diameters steel reinforcement cage club-footed pile, variable diameters steel reinforcement cage is including but not limited to various with tension compression main reinforcement
The reinforcing bar of specification grade quantity, steel strand wires, wirerope, in conjunction with being formed, expansion body anchoring pile is whole；Further, with the steel of various specifications
Column, fashioned iron or the not bearing foundation of variable diameter steel reinforcement cage concrete structure (column/or stake), form that expand body pile foundation whole.
In the variable diameters steel reinforcement cage club-footed pile, is placed in the stake holes of its drilling reaming and have variable diameters steel reinforcement cage, it can
It is appropriate to select all kinds of solidification materials such as concrete perfusion, cement slurry, cement mortar and lapidation slip casting.
Method of administration and subsequent construction of the invention:
(1) construction technology and process
(2) pore-forming technique
1, it is required according to Pile Foundations Design, formation and equipment performance situation are constructed using machine drilling.
2, positioning, setting-out, bury casing
Construction layout first is carried out to the circumferential periphery axis of this engineering before commencement of works, and is arranged in axis periphery
Good gantry sheet pile, while absolute altitude bench mark is led on fixed building or structures, while according to design working drawing to each
Stake position carries out positioning measurement, releases stake holes gray line, buries casing after borehole, casing is positioned with crossing method in place.Casing is straight
Diameter is equal to design diameter and adds 5cm, is checked after shield-tube embedment, is not more than casing central point and stake position central point deviation
20mm, it is ensured that in shield-tube embedment slightly deviation, guarantee that drill bit can be correctly in place, and can smoothly mention brill.And it should ensure that casing hangs down
Directly, it is tamped between casing and hole wall with clay backfilling, flows into casing to prevent the surface water and move down collapse hole.
3, construction technical requirement:
1. drilling machine accurate positioning when pore-forming, level, firm, Rotary table for drilling machine center, drilling cramp center and casing center should be three
On point vertical line, tolerance is not more than 20mm, and after drilling machine positioning, bit central is directed at casing central point, drills at a slow speed, to
It can normally be crept into after hard stratum or uneven soil layer, when drilling answers strict control rate of penetration, avoids burying, adds
It should first stop creeping into when stacks, by drilling tool slightly lift-off bottom hole, recycle a few minutes to mud, then termination of pumping adjunction drilling rod.Pore-forming
Construction once should be completed constantly, must not stop to bore without reason, after pore-forming to projected depth, first carry out preliminary borehole cleaning, then can same work
Journey each side concerned carries out an acceptance inspection to pore-forming requirements, after confirmation meets the requirements, can carry out next procedure construction, construct
Cheng Zhongying carries out construction original record.
2. mud and retaining wall.
3. high-pressure rotary-spray reaming, mechanical hole reaming:
After drilling reaches designed elevation, more bit change carries out bottom high-pressure whirl spraying reaming or mechanical hole reaming, and high-pressure injection is expanded
Water or cement slurry can be used in hole.It, should at least twice of reaming up and down when using cement grout chambering process；Using water reaming work
When skill, finally should also it use cement grout reaming one time.
4. borehole cleaning: when drilling reaches designed elevation, by drill bit lift-off bottom hole 150-200mm, starting slush pump and carry out just
Recycle borehole cleaning, bottom hole sediment is no more than 50mm, as bottom hole sediment can not outlet, design requirement is not achieved, just fishes out slag with fishing out husky cylinder,
The borehole cleaning time is no less than 30 minutes.Bottom hole sediment is no more than 50mm.After borehole cleaning, height of water level should be protected in hole, and should be at 30 points
Concrete perfusion in clock, if borehole cleaning can just be irrigated concrete after reaching requirement again more than 30 minutes.
5. stake holes is checked and accepted: behind stake holes end hole, first pressing design requirement self-test, Party A or management is then asked to represent to whole hole depth again
Degree, bottom hole sediment, mud property index etc. carry out an acceptance inspection, and after acceptance(check), fill in a form and carry out visa work.
6. each board construction personnel must conscientiously fill in tables of original record in drilling drilling, the drilling depth feelings in each hole are recorded in detail
Other special circumstances when condition, formation variation and construction.
(3) pile-formation process
Perfusion pile is the key link of mechanical hole perfusion post, and the quality of this process is related to the superiority and inferiority of engineering, must
It must rigorously treat, conscientiously carefully carry out every procedure work.
1,1. bottom end is equipped with the steel reinforcement cage of variable diameters steel reinforcement cage, 2. places the steel lattice that bottom end is equipped with variable diameters steel reinforcement cage
Or steel pipe, 3. place bottom end equipped with variable diameters steel reinforcement cage three kinds of stakes of prefabricated pile assembling with hang
A, three kinds of stakes must have product certificate, should be stacked on plain ground by specification, model layering, stack the number of plies
It determines as the case may be, but is not to be exceeded three layers, self-test is qualified and supervising engineer is reported to examine.
B, three kinds of stakes are connect with variable diameters steel reinforcement cage is detailed in node diagram.
C, three kinds of stakes hanging and positioning: according to the length of stake, being placed with crane unloading, (Underwater Concrete cover to reinforcement is thick
Spend 50mm) guarantee pile verticality, avoid touching hole wall from leading to collapse hole, hole location reviews positioning using crossing method.
D, the overlap joint of stake: double or three people's symmetrical weldings, same direction welding.Section pile cutoff should keep suitable up and down when pile extension
Directly, dislocation deviation is not preferably greater than 2mm.Weld seam is answered continuous, full；Pile joint after welding can continue to hang after answering natural cooling
It puts, cooling time should not be less than 8min；Forbid to adopt to be water-cooled or weld and put.
2, lower perfusion conduit:
(1) using waterproof test has preceding been examined, underproof connector is inaccurate to be used conduit.Guarantee conduit in filling water
It is water-tight in lower concrete, not spillage, it is ensured that the quality of stake.
(2) corresponding conduit joint number is prepared according to hole depth, when guaranteeing to install disposably in place.
(3) when transferring conduit, position guarantees that correctly bayonet screws.
(4) conduit bottom and bottom hole guarantee the gap for having 30cm or so, prevent conduit from entering in precipitating, concrete can not be gushed out
Pipe is outer.It separately avoids too high from bottom hole, makes that the first bucket concrete perfusion can not bury conduit mouth or depth of tremie is very little, mud is again
It pours in conduit and forms folder mud, influence pile quality.
(5) conduit, length in conduit tripping in pipe, from bottom hole spacing general control on the left side 500mm is perfused using quick coupling
The right side, every, conduit in tripping in hole will conscientiously be gone through, and so that conduit is connected firmly straight, the tight not spillage of interface.
3, steel reinforcement cage is opened:
After variable diameters steel reinforcement cage is installed to designed elevation, verticality (hole slope≤1.0%) is controlled, then with mechanical volume
It raises machine and extracts variable diameters steel reinforcement cage switch pin, centre forbids pausing, it is ensured that steel reinforcement cage is disposably opened.It is ready for secondary clear
Hole.
4, secondary pile hole cleaning:
Secondary pile hole cleaning method is that an elbow and skin cage are installed at the top of conduit, and mud is pressed into conduit with pump, then from
Bottom hole replaces sediment along conduit outside.Borehole cleaning standard is that hole depth reaches design requirement, hole bottom slurry density≤1.15, repetition measurement sediment
Thickness is within 100mm, can casting concrete even if borehole cleaning is completed at this time.
5, subaqueous concreting, cement slurry, cement mortar:
It after pore-forming preparation is fully completed, can start to be perfused, guarantee that first watering pipe laying is 1.5 or so, sink in concrete
It suppresses down, a small amount of sediment of bottom hole is overflowed toward surrounding.Aperture can a large amount of return of drilling mud, illustrate first watering success, then can be by work
Sequence carries out continuous pouring operation.
The embodiment of the present invention is not limited to protection scope, in the experience of those skilled in the art and the premise of understanding
Under, application of the invention is using the content of claim as protection scope.
Claims (10)
1. a kind of variable diameters steel reinforcement cage of concise structure, characterized in that the diameter of the variable diameters steel reinforcement cage is variable；Including several
Vertical bar, several round fixators and several groups rib corresponding with round fixator, each round fixator outer ring are living
Network fixes one group of rib identical with several vertical bar numbers；In every group of rib, one end of rib is active to connect the mutually level of vertical bar
Position, the active outer ring for being connected to round fixator of the other end of rib, i.e., the different height of every vertical bar is respectively at least two
Every group of active connection of rib of round fixator.
2. the variable diameters steel reinforcement cage of concise structure according to claim 1, characterized in that vertical bar periphery is equipped with helical form hoop
The weft of muscle or several cyclic annular stirrups as vertical bar periphery, cyclic annular or helical form stirrup and vertical bar contact position are equipped with fixed point, make
For stirrup in the integral type in vertical bar periphery, cyclic annular or helical form stirrup is garter spring stirrup, chain, the steel wire of elastic material
Rope etc. or other flexible wires materials；Vertical bar and the tightening of cyclic annular or helical form stirrup are unused state, the decentralization of variable diameters steel reinforcement cage
It is discharged in pore-forming；Equipped with vertical bar and cyclic annular or helical form stirrup release device, release device be constraint pin, restriction rope or
Spring makes the release device of round fixator Yu active rib；Release device is using the device for strutting rib and vertical bar or makes round
The device that fixator is displaced in round fixator central axis.
3. the variable diameters steel reinforcement cage of concise structure according to claim 2, characterized in that it is equipped with steel reinforcement cage main reinforcement, it is described
Round fixator covers in the main reinforcement of round fixator central axle hole, and each round fixator outer ring is around active solid
Fixed one group of rib identical with several vertical bar numbers；Or main reinforcement is integrated with steel reinforcement cage.
4. the variable diameters steel reinforcement cage of concise structure according to claim 2, characterized in that axial stem is equipped with, in axial stem
Across main reinforcement；The surface of axial stem or Openworks shape.
5. the variable diameters steel reinforcement cage of concise structure according to claim 2 or 3, characterized in that release device, which uses, to be made to enclose
Device of the shape fixator in the displacement action of main reinforcement or axial stem: compressed spring is cased in main reinforcement or axial stem, spring is by covering
In the round fixator defined position of axial stem；Or separately by strutting rib or being strutted and round fixator with pneumatically or hydraulically device
The active rib of connection discharges vertical bar and cyclic annular or helical form stirrup.
6. the variable diameters steel reinforcement cage of concise structure according to claim 2 or 3, characterized in that release device can open
Active rib and vertical bar, main reinforcement can be integrated with round fixator, i.e. the directly fixed preparation of round fixator is in main reinforcement.
7. the variable diameters steel reinforcement cage of concise structure according to claim 2 or 3, characterized in that the anchor pole or pile foundation
With variable diameters steel reinforcement cage spring release device, round fixator strutted when being slided in axial stem or pile foundation bar rib make vertical bar with
The release of cyclic annular or helical form stirrup, round fixator are driven by spring in axial stem and slide, and spring is by axis when not discharging
It is positioned when round fixator compresses on bar, round fixator limits pin assembly after being opened rear spring release.
8. the variable diameters steel reinforcement cage of concise structure according to claim 2 or 3, characterized in that the anchor pole or pile foundation
With variable diameters steel reinforcement cage, circle the device of the displacement action of round fixator: is placed in using the inflatable ball of an inflation or filling liquid
Between shape fixator and vertical bar, by the way that mechanical, pneumatically or hydraulically air charging system inflates expanded spheres and then struts and connects with round fixator
The active rib connect makes vertical bar and the release of cyclic annular or helical form stirrup at the steel reinforcement cage of major diameter.
9. the variable diameters steel reinforcement cage of concise structure according to claim 2 or 3, characterized in that round fixator and first
It is equipped with the second flower part and second group of active rib based on the active rib of group, above or below another round fixator, second group
Active rib is identical as first group of active rib number, and one end of second group of active rib is in first group of active rib and vertical bar
Contact position is connect with first group of active rib pin shaft, and second group of the another of active rib terminates to the second flower part, and the second flower part connects
It is jaw type at first group of active rib and vertical bar contact position, that is, pin shaft onto air-leg or hydraulic stem, jaw clamps vertical bar, flower
Part and active rib and mechanical shaft, air-leg or hydraulic stem then constitute a specific purpose tool, mechanical shaft, air-leg or hydraulic stem
It shrinks or stretching motion, equal second group of active rib drives the movement of pin shaft or jaw, can open or shrinkage bar cage.
10. a kind of method of administration of the variable diameters steel reinforcement cage of concise structure described in -9 according to claim 1, characterized in that when
In the case that axial stem, round fixator, active rib, vertical bar or stirrup are arranged or are not provided with；Variable diameters steel reinforcement cage is constraining
Under conditions of --- the bottom of drilling is placed under conditions of i.e. thin diameter, then the release of variable diameters steel reinforcement cage or expansion pattern are beaten
The steel reinforcement cage that steel reinforcement cage makes enlarged diameter is opened, then direct placing concrete, mortar or cement slurry, in drilling bottom shape
At club-footed pile or anchor pole.
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| CN201811030876.5A CN109056705A (en) | 2018-09-05 | 2018-09-05 | A kind of the variable diameters steel reinforcement cage and method of administration of concise structure |
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| CN201811030876.5A CN109056705A (en) | 2018-09-05 | 2018-09-05 | A kind of the variable diameters steel reinforcement cage and method of administration of concise structure |
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| CN110130330A (en) * | 2019-04-18 | 2019-08-16 | 江苏景源万河环境科技有限公司 | A kind of variable diameters steel reinforcement cage of anchor pole or the concise network of pile foundation |
| CN110130329A (en) * | 2019-04-10 | 2019-08-16 | 江苏景源万河环境科技有限公司 | It is a kind of to be assembled from expansion formula variable diameters steel reinforcement cage and method of administration entirely with constraint jacket structure |
| CN110303288A (en) * | 2019-07-09 | 2019-10-08 | 中国建筑第八工程局有限公司 | Steel reinforcement cage binds apparatus for welding and positioning and its application method |
| CN112359827A (en) * | 2020-12-04 | 2021-02-12 | 中建一局集团建设发展有限公司 | Device for filling steel reinforcement cage into pile core of variable-section tubular pile and construction method of device |
| CN113047313A (en) * | 2021-03-26 | 2021-06-29 | 河南省育兴建设工程管理有限公司 | Anchor pile supporting slope protection pile structure |
| CN113123336A (en) * | 2021-04-26 | 2021-07-16 | 福建省水利水电工程局有限公司 | Pressure-bearing type enlarged footing anti-floating anchor rod structure and construction method thereof |
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| CN115613761A (en) * | 2022-10-31 | 2023-01-17 | 中国十九冶集团有限公司 | Steel reinforcement cage expansion assembly and construction method for installing box steel column in steel reinforcement cage |
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