CN105064328B - Pile foundation construction devices and methods therefor - Google Patents
Pile foundation construction devices and methods therefor Download PDFInfo
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- CN105064328B CN105064328B CN201510428475.5A CN201510428475A CN105064328B CN 105064328 B CN105064328 B CN 105064328B CN 201510428475 A CN201510428475 A CN 201510428475A CN 105064328 B CN105064328 B CN 105064328B
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Abstract
The invention discloses a kind of pile foundation construction devices and methods therefor, the device includes the steel-pipe pile (30) being made up of plurality of sections of steel pipes (31), steel plate (32), shoe (33), in addition to passes through the pile monkey (34) that the rope (51) of hoist engine (50) is fixedly connected.This method includes the construction location of mark steel-pipe pile (30), steel-pipe pile (30) is lifted by hoist engine (50), the perpendicularity of steel-pipe pile (30) is calibrated, impact pile driving is carried out by pile monkey (34), make steel-pipe pile (30) sink to reaching the purpose of pile sinking, terminate piling.The present invention can narrow space region, in gorge, be close to build under the complicated environmental condition such as the foot of a wall construction or partition wall construction and carried out under soft soil condition the construction of newly-increased pile foundation, so that the construction of the pile foundations such as foundation stabilization, pile foundation underpinning, extra floor building is built, extended suitable for house.
Description
Technical field
The present invention relates to Building Engineering Design with construction technical field, more particularly to a kind of pile foundation construction device and its
Method.
Background technology
In Building Engineering Design and the technical field of construction, the method that pile foundation reinforcement is repaiied, extended for house mainly has
Three kinds of main methods such as anchor jacked pile, root pile and grouting steel pipe pile.
1st, anchor jacked pile
Anchor jacked pile, it is that mooring rod technique and static pressed pile technology are combined a kind of pile foundation construction technique to be formed, it is
Pressure pile reaction frame is fixed by burying anchor pole on the basis of, using the gravity load that building is played as pressure pile reaction, with thousand
It is pressed into paragraph by paragraph in the soil body in the stake hole that pile cutoff is reserved or dug afterwards from basis by jin top, stake and basis is then connected to one
Rise, so as to reach the purpose for improving foundation bearing capacity and control settlement.It has construction machinery light and flexible, easy for construction, makees
Industry face is small, can indoors construct and have the advantages that energy consumption is low, without friction, noiseless, pollution-free, be widely used in various the old and new and build
Build the basement process of thing.But anchor rod static pressure pile driving construction is on condition that need building to build up and can provide needed for piling
The counter-force wanted, or need additionally build the anchor pole reaction frame for being available for piling, therefore, its construction costs compare other method compared with
It is high.Using anchor jacked pile, it is necessary to which exposure basis, excavates groove, field condition does not allow large area exposure basis, difficulty of construction
Greatly, meanwhile, weak foundation can not improve enough pressure pile reactions.
2nd, root pile
Root pile, refer to that diameter is not more than 300mm, draw ratio is more than 30, rig pore-forming, is generally equipped with steel reinforcement cage, uses
Pressure injection concrete, cement mortar or the minor diameter deposited reinforced concrete pile formed using process by stone throwing and squeezing method, also known as
Small-diameter cast-in-place bored pile or mini pile.Because the shape after pile is gained the name such as " tree root ".Root pile can be vertical
Or it is inclined.Construction site needed for root pile and operating space are smaller, can be applied indoors using small-sized drill
Work.It is mainly used in tiny Ti handing processing, overbuilding story or connect is built, retaining wall reinforcement, building anti-floating or foundation pit enclosure
Deng.But root pile intensity is relatively low with respect to other pile foundations, reinforces and use suitable for medium and small building, and tree root pile driving construction needs
Mud off is wanted, easily causes the pollution of construction site environment.Using root pile, higher, mud off is required to site environment
And cement mortar has a great influence to site environment, then put into environmental protection larger, construction period is longer, and cost is too high.
3rd, grouting steel pipe pile
Grouting steel pipe pile, construction method contains traditional anchor jacked pile, pit static pressure method, to new construction, slip casting
Steel-pipe pile typically uses rig or Luoyang Spade pore-forming, the technique for being then implanted into steel pipe hole-sealing grouting again, is constructed using hole-sealing grouting
When, there should be enough sealed borehole lengths, ensure the formation of grouting pressure.Its bearing capacity of grouting steel pipe pile is minimum, is only applicable to small
The foundation stabilization of type building, because work progress needs mud, also easily causes environmental pollution.Grouting steel pipe pile, live pore-forming are difficult
Degree is big, and bearing capacity is smaller, and it is impossible to meet require.
The engineerings such as foundation stabilization, pile foundation underpinning, extra floor building are required for newly-increased pile foundation.But in existing building structure not
It can remove or destroy, building is without rigid foundation, basis is weaker, basic should not expose or can not expose, and site environment protection will
Ask high, in narrow space region, gorge, need to be close to the premise for building the condition limitation such as the foot of a wall construction or partition wall construction
Under, three of the above pile foundation construction device and method can not meet this engineering Soft Clay, building foundation, environmental protection simultaneously
It is required that and the field condition such as limitations, it is difficult to complete or can complete but construction period is very long, construction cost compared with
It is high.
The content of the invention
The technical problem to be solved by the invention is to provide a kind of pile foundation construction device, with narrow space region, narrow
In narrow passageway, it is close to build under the complicated environmental condition such as the foot of a wall construction or partition wall construction and carries out newly-increased stake under soft soil condition
The construction on basis, so that the construction of the pile foundations such as foundation stabilization, pile foundation underpinning, extra floor building is built, extended suitable for house.
In order to solve the above-mentioned technical problem, the technical scheme is that：A kind of pile foundation construction device, including steel pipe
Stake, the steel-pipe pile include the steel pipe that more piece is fixedly connected, and the bottom of steel pipe described in minor details upwardly extends weldering along its inwall direction
Steel plate is connected to, the bottom of steel pipe described in minor details is welded with shoe, and the shoe is exposed to the bottom of the steel pipe；The steel-pipe pile
Top the pile monkey that slurry in the steel-pipe pile is filled into for hammering is extended downward with along its inwall；The pile monkey leads to
The rope for crossing hoist engine is fixedly connected, and the pile monkey passes through the hoist engine vertical-lift or whereabouts；The hoist engine is arranged on
Centered on the construction location of steel-pipe pile, using certain length as the circumference range of radius within.
Further, pile foundation construction device provided by the invention, the upper end of the pile monkey are provided with jack, the pile monkey
Also include the latch to match with the jack.
Further, pile foundation construction device provided by the invention, the bottom of steel pipe described in the minor details and the steel plate
Between be provided with interior lining ring.
In order to solve the above-mentioned technical problem, the present invention also provides a kind of pile foundation construction method, comprises the following steps：
Step S1, the construction location of steel-pipe pile is identified according to job site；
Step S2, hoist engine is arranged on centered on the construction location of steel-pipe pile, the circumference using certain length as radius
Within the scope of optional position；
Step S3, is lifted to steel-pipe pile, steel-pipe pile is lifted into its construction location；
Step S4, pours into slurry in steel-pipe pile；
Step S5, the perpendicularity of steel-pipe pile is calibrated, it is positive and negative 5% mistake to make the perpendicularity of steel-pipe pile and ground level
Difference；
Step S6, pile monkey is put into steel-pipe pile, is carried out impact pile driving by pile monkey to the steel-pipe pile after calibration, is made steel
Pile tube sinks to reaching the purpose of pile sinking, and adds slurry according to the chip situation of slurry；
Step S7, after the submergence depth of steel-pipe pile reaches design requirement or meets that piling control requires, piling is terminated, with
Complete the construction of pile foundation.
Further, the construction method of pile foundation provided by the invention, in addition to the axial centre of pile monkey is directed at steel pipe
The longitudinal center line of stake carries out the step of impact pile driving.
Further, the construction method of pile foundation provided by the invention, it is additionally included in the outer wall of the steel-pipe pile of impact pile driving
Pre-set a vertical mark line, by laser hang down instrument project reticle alignment described in vertical mark line, every time hammering after,
Check cross hairs with vertical mark line whether point-blank；
Further, the construction method of pile foundation provided by the invention, when the steel pipe of steel-pipe pile is more piece, in every hammering
After a piece steel pipe, the rice number and the whether consistent step of rice number set in advance that are sunk using laser range finder measurement steel pipe.
Further, the construction method of pile foundation provided by the invention, when steel-pipe pile is plurality of sections of steel pipes, in addition to by phase
The step of two adjacent section steel pipes carry out pile extension.
Further, the construction method of pile foundation provided by the invention, the method for the pile extension include, by two adjacent sections
After the internal diameter of a segment distance is expanded in the top of the lower section steel pipe of steel pipe to its inwall lower section by reamer, by upper section steel pipe insertion
In internal diameter after to lower section steel pipe reaming, and welded in the intersection of lower section steel pipe and upper section steel pipe.
Compared with prior art, the constructing device and its method of pile foundation of the invention, be by the lifting to pile monkey and
Fall and the purpose of pile sinking is carried out to steel-pipe pile.By in the deep insertion soil layer of shoe when steel-pipe pile sinks, the minor details of steel-pipe pile
Steel plate in steel pipe is used to carry hammering gravity when pile monkey falls.Pile monkey passes through the hoist engine vertical-lift or whereabouts, volume
The machine of raising is arranged on the certain length centered on the construction location of steel-pipe pile as the optional position within the circumference range of radius, by
In being adjusted within the circumference range at the center of the construction location of steel-pipe pile for the position of hoist engine, therefore, in this hair
It is bright can narrow space region, in gorge, be close to build it is right under the complicated environmental condition such as the foot of a wall construction or partition wall construction
Pile foundation is constructed, and can also have soft soil condition at the construction field (site), pile foundation is entered by the position for adjusting hoist engine
Row construction, to avoid the position of soft soil property；When the periphery of job site is all soft soil property, hoist engine can be arranged on steel
The center of the construction location of pile tube, to set the distance of length farther out as within the circumference range of radius, with the stake to steel-pipe pile
Constructed on basis.The hoist engine of the present invention can be arranged on the outside or inner side of inhering architecture, and steel-pipe pile can be arranged on
The inner or outer side of inhering architecture, therefore, have complex condition is easy for construction the advantages of.Go for house to repair
Build, extend the construction of the pile foundations such as foundation stabilization, pile foundation underpinning, extra floor building.Because the pile foundation of the present invention employs pile monkey
And hoist engine, therefore, it can not remove or not destroy existing building structure, or building is without rigid foundation, basic weaker, base
Plinth should not expose or can not expose etc. the construction that pile foundation is carried out under complex environment or to site environment is claimed.Namely
Say, the present invention is not influenceed by limitations, can be centered on the construction location in steel-pipe pile, with the half of setpoint distance
It is adjusted within the circumference range in footpath, by hoist engine lifting or whereabouts pile monkey, to complete the construction to pile foundation.
Brief description of the drawings
Fig. 1 is the structural representation of the pile foundation construction device of one embodiment of the invention；
Fig. 2 is the structural representation of the steel-pipe pile of one embodiment of the invention；
Fig. 3 is the overlooking the structure diagram of the shoe of one embodiment of the invention；
Fig. 4 is the overlooking the structure diagram of the shoe of further embodiment of this invention；
Fig. 5-6 be one embodiment of the invention pile foundation construction method in pile extension process schematic；
Fig. 7-9 is the pile splicing structure schematic diagram of one embodiment of the invention.
Shown in figure：10th, ground level, 20, inhering architecture, 21, inhering architecture ground, 30, steel-pipe pile, 31, steel pipe,
311st, lower section steel pipe, 312, upper section steel pipe, 32, steel plate, 33, shoe, 34, pile monkey, 341, jack, 342, latch, 35, liner
Pipe, 36, solder joint, 37, sleeve pipe, 38, welding, 40, slurry, 50, hoist engine, 51, rope, 60, base.
Embodiment
The present invention is described in detail below in conjunction with the accompanying drawings：
Embodiment one
Fig. 1 to 4 is refer to, the present embodiment one provides a kind of pile foundation construction device, including steel-pipe pile 30, the steel-pipe pile
30 include the steel pipe 31 that more piece is fixedly connected, and the bottom of steel pipe 31 described in minor details upwardly extends along its inwall direction and is welded with steel plate
32, the bottom of steel pipe 31 described in minor details is welded with shoe 33, and the shoe 33 is exposed to the bottom of the steel pipe 31；The steel pipe
The top of stake 30 extends downward with the pile monkey 34 for hammering the slurry 40 being filled into the steel-pipe pile 30 along its inwall；
The pile monkey 34 is fixedly connected by the rope 51 of hoist engine 50, the pile monkey 34 by the vertical-lift of hoist engine 50 or under
Fall；The hoist engine 50 is arranged on centered on the construction location of steel-pipe pile 30, using certain length as radius circumference range it
Interior optional position, such as it is arranged on the outside or inner side of building 10.Wherein, rope 51 is steel wire rope or nylon rope.Wherein,
Hoist engine 50 is manual hoist or electrical hoist.
Fig. 1 be refer to 4, wherein, the plan structure of shoe 33 can be cross or M shape.Cross or
Region among rice word is that gap, cross or M shape shape and the side of shoe 33 enclose bullet., will in present embodiment
Plan structure is that criss-cross shoe 33 is referred to as cross pointed stake, and the shoe 33 of M shape is referred to as rice word pointed stake.Cross pointed stake and rice
The advantages of word pointed stake, is that its gap can reduce the resistance that shoe 33 enters soil layer, make steel pipe when inserting in soil layer
Stake 30 is quickly inserted into soil layer by shoe.
The constructing device of the pile foundation of the present invention is by the lifting to pile monkey 34 and is fallen to the progress pile sinking of steel-pipe pile 30
Purpose.By in the deep insertion soil layer of shoe 33 when steel-pipe pile 30 sinks, the steel plate 32 in the minor details steel pipe of steel-pipe pile 30
For carrying hammering gravity when pile monkey 34 falls.Pile monkey 34 passes through the vertical-lift of hoist engine 50 or whereabouts, hoist engine 50
It is arranged on centered on the construction location of steel-pipe pile 30, the circumference range using such as 0.1 meter to 10 meters of certain length as radius
Within, because the position of hoist engine 50 can be adjusted within the circumference range at the center of the construction location of steel-pipe pile 30,
Therefore, the present invention can narrow space region, in gorge, be close to build the complicated ring such as the foot of a wall construction or partition wall construction
Pile foundation is constructed under the conditions of border, there can also be soft soil condition at the construction field (site), by the position for adjusting hoist engine
Pile foundation is constructed, to avoid the position of soft soil property；Base 60 can also be laid on the surface of soft soil property, by elevator
Machine 50 is arranged at base 60 and carries out construction operation, hoist engine 50 is not directly contacted with soft soil property, is more than volume by its surface area
The base 60 of machine 50 is raised, to increase the lifting surface area to soft soil property, so that hoist engine 50 can be under soft soil condition
Reach the purpose of construction operation；Certainly wheel can also be set in the bottom of hoist engine 50, more efficiently to be adjusted by wheel
The distance of whole hoist engine 50 and the construction location of pile foundation；, can be by hoist engine when the periphery of job site is all soft soil property
Be arranged on the center of the construction location of steel-pipe pile 30, with such as 15 meters to 30 meters of length farther out for the circumference range of radius within,
Constructed with the pile foundation to steel-pipe pile 30.The hoist engine 50 of the present invention can be arranged on the outside or interior of inhering architecture 10
Side, steel-pipe pile 30 can be arranged on the inner or outer side of inhering architecture 10, therefore, have easy for construction in complex condition
Advantage.Go for the construction that house is built, extends the pile foundations such as foundation stabilization, pile foundation underpinning, extra floor building.Due to this hair
Bright pile foundation employs pile monkey 34 and hoist engine 50, therefore, can not remove or not destroy existing building structure, or building
Thing should not be exposed or can not be exposed etc. under complex environment or to live ring is claimed without rigid foundation, basis are weaker, basic
Border carries out the construction of pile foundation.That is, the present invention is not influenceed by limitations, can be in the construction in steel-pipe pile 30
Centered on position, it is adjusted by the optional position within the circumference range of radius of certain length, is carried by hoist engine 50
Liter or whereabouts pile monkey 34, to complete the construction to pile foundation.
Fig. 5, Fig. 6 are refer to, as preferable embodiment, pile foundation construction device provided by the invention, the pile monkey
34 upper end is provided through the jack 341 of the axial direction of pile monkey 34, and the pile monkey 34 also includes and the phase of jack 341
The latch 342 matched somebody with somebody.The steel pipe 31 of the steel-pipe pile 30 of present embodiment comprises at least lower section steel pipe 311 and upper section steel pipe 312.Latch
342 with the design of jack 342, when being in order to pile extension, pile monkey 34 is lifted to the nozzle position of minor details steel pipe, present embodiment
Middle minor details steel pipe is lower section steel pipe 311, after the jack 341 that latch 342 is passed through to pile monkey 34, the horizontal pipe in lower section steel pipe 311
Mouth position, the rope 51 that the pile monkey 34 of hoist engine 50 is fixedly connected is disconnected, after rope 51 is passed through into upper section steel pipe 312, then will restricted
Rope 51 is fixedly connected with pile monkey 34.So as to realize the purpose of pile extension.
Fig. 2 is refer to, as preferable embodiment, pile foundation construction device provided by the invention, described in the minor details
Interior lining ring 35 is provided between the bottom of steel pipe 31 and the steel plate 32.Interior lining ring 35 is used for supporting steel plate 32, under pile monkey 34
When falling, interior lining ring 35 can increase the bearing capacity of steel plate 32.Interior lining ring 35 can also be replaced with steel column.
Embodiment two
Fig. 5 to 6 is refer to, the present embodiment two provides a kind of pile foundation of the pile foundation construction device using embodiment one and applied
Work method, comprises the following steps：
Step S1, the construction location of steel-pipe pile 30 is identified according to job site；
Step S2, hoist engine 50 is arranged on centered on the construction location of steel-pipe pile 30, using certain length as radius
Optional position within circumference range；
Step S3, steel-pipe pile 30 is lifted, steel-pipe pile 30 is lifted into its construction location；
Step S4, slurry 40 is poured into steel-pipe pile 30；
Step S5, the perpendicularity of steel-pipe pile 30 is calibrated, the perpendicularity for making steel-pipe pile 30 and ground level 10 is positive and negative
5% error；
Step S6, pile monkey 34 is put into steel-pipe pile 30, the steel-pipe pile 30 after calibration is hammered by pile monkey 34
Piling, make steel-pipe pile 30 sink to reaching the purpose of pile sinking, and slurry 40 is added according to the chip situation of slurry 40；
Step S7, after the submergence depth of steel-pipe pile 30 reaches design requirement or meets that piling control requires, piling is terminated,
To complete the construction of pile foundation.
Wherein, Fig. 5 is the process schematic before pile extension in pile foundation construction method；Pile extension in Fig. 6 pile foundation construction methods
Front and rear process schematic.It refer to Fig. 5, during pile extension, first upper section steel pipe 312 be placed on ground level 10, passes through volume
Raise after machine 50 lifts pile monkey 34, inserted by latch 342 in the jack 341 of pile monkey 34, latch 342 is horizontal in construction
The top of lower section steel pipe 311, disconnects the rope 51 that is connected with pile monkey 34, penetrates after saving steel pipe 312, then by rope 51 and lower section
Steel pipe 311 connects；Then, Fig. 6 is refer to, latch 342 is removed from the jack 341 of pile monkey 34, passes through the whereabouts stake of hoist engine 50
Hammer 34 makes it sink to the bottom of lower section steel pipe 311, after the upper section righting of steel pipe 312, is connect after being aligned with lower section steel pipe 311
Stake.
The construction method of the pile foundation of the present invention is the constructing device of the pile foundation based on embodiment one, has pile foundation
Whole technique effects of constructing device, built suitable for house, extend the pile foundations such as foundation stabilization, pile foundation underpinning, extra floor building
Construction, can narrow space region, in gorge, be close to build the complicated environmental condition such as the foot of a wall construction or partition wall construction
The construction of newly-increased pile foundation is carried out under lower and soft soil condition.Compared with prior art, this method has short construction period, no
The advantages of being limited by limitations.
As preferable embodiment, the construction method of pile foundation provided by the invention, in order to ensure the pile sinking of steel-pipe pile 30
During perpendicularity, in construction, include for the axial centre of pile monkey 34 being directed at the longitudinal center line progress of steel-pipe pile 30
The step of impact pile driving.The position of pile monkey 34 and steel-pipe pile 30 can also be checked every 3 meters to 5 meters, is entered when there is deviation
The step of row adjustment.
As preferable embodiment, the construction method of pile foundation provided by the invention, in order to be further ensured that steel-pipe pile
Perpendicularity in 30 pile driving process, the outer wall for being additionally included in the steel-pipe pile 30 (i.e. the steel pipe 31 of hot work in progress) of impact pile driving are pre-
First set a vertical mark line, by laser hang down instrument project reticle alignment described in vertical mark line, every time hammering after, inspection
Whether point-blank to look into cross hairs and vertical mark line.If it point-blank, then ensure that the vertical of steel-pipe pile 30
Degree, if not point-blank, after being calibrated to the perpendicularity of steel-pipe pile 30, then the step of carry out impact pile driving.
As preferable embodiment, the construction method of pile foundation provided by the invention can also be in steel-pipe pile 30
Wall sets pile frame (not shown), and pile frame is sheathed on to the outside of pile monkey 34, in the dropping process of pile monkey 34, passes through pile frame and steel pipe
Stake the distance between 30 inwalls check the deviation of steel-pipe pile 30.
As preferable embodiment, the construction method of pile foundation provided by the invention, when the steel pipe 31 of steel-pipe pile 30 is
During more piece, after a piece steel pipe 31 of every hammering, the rice number and rice set in advance that are sunk using laser range finder measurement steel pipe 31
Number whether consistent step.Such as after a piece steel pipe 31 of hammering every time, laser range finder is placed on to the inner tube of the steel pipe 31
Wall, inner tubal wall of the laser rays that laser range finder reflects from steel pipe 31 is less than 3mm, by the reading inspection of laser resilience with
Whether the depth that steel pipe 31 actually sinks is consistent, to examine steel pipe 31 to insert whether the depth of soil layer reaches design requirement.
Fig. 7 is refer to, as preferable embodiment, the construction method of pile foundation provided by the invention, when steel-pipe pile 30
For plurality of sections of steel pipes 31 when, in addition to the step of adjacent two sections steel pipes 31 are carried out into pile extension.Wherein, the method for pile extension includes, will
The internal diameter of a segment distance is expanded on the top of the lower section steel pipe 311 of two adjacent section steel pipes 31 to its inwall lower section by reamer
Afterwards, upper section steel pipe 312 is inserted into the internal diameter after the lower section reaming of steel pipe 311, and in lower section steel pipe 311 and upper section steel pipe 312
Intersection welding.By the pile extension method of chambering process, due to the lateral surface in lower section steel pipe 311 and upper section steel pipe 312
There is an intersection, that is, there was only the solder joint 36 of an intersection, the intersection of inner side, be inserted directly into connection, therefore, there is matter
Amount is reliable, short construction period, high efficient construction.
Fig. 8 is refer to, as preferable embodiment, the construction method of pile foundation provided by the invention, is also provided a kind of
Pile extension method, when two adjacent sections steel pipe 31 is fixedly connected, behind the end of two adjacent sections steel pipe 31 and end in contact contraposition, in its phase
The lateral surface covering parcel of position is handed over to be provided with sleeve 37, sleeve pipe 37 should have certain length, such as 3mm, often be saved with parcel
A part for steel pipe 31, and welded in sleeve pipe 37 with often saving the contact surface of steel pipe 31 (such as lower section steel pipe 311 and upper section steel pipe 312)
Connect, that is to say, that solder joint 36 is distributed in two intersections of sleeve pipe 37, has two solders side.What such a pile extension method was formed
Steel-pipe pile 30, there is Stability Analysis of Structures, the advantages that tensile resistance is strong, the stress and soil during 30 impact pile driving of steel-pipe pile can be born
The intensity of the reaction force of matter layer, during avoiding 30 impact pile driving of steel-pipe pile, go out in the pile extension position of two adjacent section steel pipes 31
Situation about being now broken.
Fig. 8, Fig. 9 are refer to, in order to further enhance the intensity of the pile extension of two adjacent sections steel pipe 31, in the lateral surface of sleeve pipe
Several weldings 38 are uniformly distributed to the lateral surface of two adjacent sections steel pipe 31, and the welding quantity in present embodiment is 6.
It is all to be made in the spirit and scope of claims of the present invention the invention is not restricted to above-mentioned embodiment
The various change gone out, within protection scope of the present invention.
Claims (7)
1. a kind of pile foundation construction device, including steel-pipe pile（30）, the steel-pipe pile（30）The steel pipe being fixedly connected including more piece
（31）, steel pipe described in minor details（31）Bottom upwardly extended along its inwall direction and be welded with steel plate（32）, steel pipe described in minor details
（31）Bottom be welded with shoe（33）, the shoe（33）It is exposed to the steel pipe（31）Bottom；The steel-pipe pile（30）
Top extended downward with along its inwall and be filled into the steel-pipe pile for hammering（30）Interior slurry（40）Pile monkey
（34）；The pile monkey（34）Upper end be provided with jack（341）, the pile monkey（34）Also include and the jack（341）Phase
The latch matched somebody with somebody（342）, the pile monkey（34）Pass through hoist engine（50）Rope（51）It is fixedly connected, the pile monkey（34）Pass through institute
State hoist engine（50）Vertical-lift or whereabouts；The hoist engine（50）It is arranged on steel-pipe pile（30）Construction location centered on,
Using certain length as the optional position within the circumference range of radius；
Wherein, steel pipe described in minor details（31）Bottom and the steel plate（32）Between be provided with interior lining ring（35）；The shoe
（33）For cross pointed stake or rice word pointed stake, the region among cross or rice word is gap, cross or M shape shape and shoe（33）
Side enclose bullet.
2. a kind of pile foundation construction method of pile foundation construction device as claimed in claim 1, it is characterised in that including following step
Suddenly：
Step S1, steel-pipe pile is identified according to job site（30）Construction location；
Step S2, by hoist engine（50）It is arranged on steel-pipe pile（30）Construction location centered on, using certain length as radius
Optional position within circumference range；
Step S3, to steel-pipe pile（30）Lifted, make steel-pipe pile（30）It is lifted into its construction location；
Step S4, in steel-pipe pile（30）Inside pour into slurry（40）；
Step S5, to steel-pipe pile（30）Perpendicularity calibrated, make steel-pipe pile（30）With ground level（10）Perpendicularity for just
Minus 5% error；
Step S6, by pile monkey（34）It is put into steel-pipe pile（30）It is interior, to the steel-pipe pile after calibration（30）Pass through pile monkey（34）Carry out
Impact pile driving, make steel-pipe pile（30）Sink to reaching the purpose of pile sinking, and according to slurry（40）Chip situation addition slurry（40）；
Step S7, works as steel-pipe pile（30）Submergence depth reach design requirement or meet piling control require after, terminate piling, with
Complete the construction of pile foundation.
3. the construction method of pile foundation as claimed in claim 2, it is characterised in that also include pile monkey（34）Axial centre
It is directed at steel-pipe pile（30）Longitudinal center line carry out impact pile driving the step of.
4. the construction method of pile foundation as claimed in claim 2, it is characterised in that be additionally included in the steel-pipe pile of impact pile driving
（30）Outer wall pre-set a vertical mark line, by laser hang down instrument project reticle alignment described in vertical mark line,
Every time after hammering, check cross hairs with vertical mark line whether point-blank.
5. the construction method of pile foundation as claimed in claim 2, it is characterised in that work as steel-pipe pile（30）Steel pipe（31）To be more
During section, in a piece steel pipe of every hammering（31）Afterwards, steel pipe is measured using laser range finder（31）The rice number of sinking with it is set in advance
The whether consistent step of rice number.
6. the construction method of pile foundation as claimed in claim 2, it is characterised in that work as steel-pipe pile（30）For plurality of sections of steel pipes（31）
When, in addition to save steel pipes by adjacent two（31）The step of carrying out pile extension.
7. the construction method of pile foundation as claimed in claim 6, it is characterised in that the method for the pile extension includes, will be adjacent
Two section steel pipes（31）Lower section steel pipe（311）Top to the internal diameter for expanding a segment distance below its inwall by reamer
Afterwards, by upper section steel pipe（312）It is inserted into lower section steel pipe（311）In internal diameter after reaming, and in lower section steel pipe（311）With upper section steel
Pipe（312）Intersection welding.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201510428475.5A CN105064328B (en) | 2015-07-21 | 2015-07-21 | Pile foundation construction devices and methods therefor |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201510428475.5A CN105064328B (en) | 2015-07-21 | 2015-07-21 | Pile foundation construction devices and methods therefor |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN105064328A CN105064328A (en) | 2015-11-18 |
| CN105064328B true CN105064328B (en) | 2018-03-13 |
Family
ID=54493815
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201510428475.5A Expired - Fee Related CN105064328B (en) | 2015-07-21 | 2015-07-21 | Pile foundation construction devices and methods therefor |
Country Status (1)
| Country | Link |
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| CN (1) | CN105064328B (en) |
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| CN105442530A (en) * | 2015-12-27 | 2016-03-30 | 广东天联电力设计有限公司 | Miniature steel tube pressure cast-in-place pile for height-limited places and construction method thereof |
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| CN108894262A (en) * | 2018-06-29 | 2018-11-27 | 华南理工大学 | A kind of high pile foundation steel sleeve reinforced construction method and device |
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| CN111997078A (en) * | 2020-08-24 | 2020-11-27 | 中铁第一勘察设计院集团有限公司 | Bridge pile foundation active underpinning system based on load servo and construction method thereof |
| CN114135094B (en) * | 2021-12-31 | 2023-01-31 | 中建八局广西建设有限公司 | Plug pin fastening device of socket type disc buckle type steel pipe support and fastening state detection method thereof |
| CN115031058B (en) * | 2022-06-08 | 2023-06-09 | 中国建筑土木建设有限公司 | Short-distance excavation-free sleeve embedding device and method |
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