CN106013096B - A kind of construction foundation working method - Google Patents
A kind of construction foundation working method Download PDFInfo
- Publication number
- CN106013096B CN106013096B CN201610508563.0A CN201610508563A CN106013096B CN 106013096 B CN106013096 B CN 106013096B CN 201610508563 A CN201610508563 A CN 201610508563A CN 106013096 B CN106013096 B CN 106013096B
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- Prior art keywords
- steel pipe
- casing
- cone
- bar
- diameter
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Classifications
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- E—FIXED CONSTRUCTIONS
- E02—HYDRAULIC ENGINEERING; FOUNDATIONS; SOIL SHIFTING
- E02D—FOUNDATIONS; EXCAVATIONS; EMBANKMENTS; UNDERGROUND OR UNDERWATER STRUCTURES
- E02D5/00—Bulkheads, piles, or other structural elements specially adapted to foundation engineering
- E02D5/22—Piles
- E02D5/34—Concrete or concrete-like piles cast in position ; Apparatus for making same
- E02D5/38—Concrete or concrete-like piles cast in position ; Apparatus for making same making by use of mould-pipes or other moulds
Abstract
A kind of building lot construction method, comprises the following steps：First the top half for impacting cone is connected through a screw thread with steel pipe；Ring-type combination is threadedly connected to steel pipe with impacting the outer surface of cone bound fraction；The casing device that would be combined into is positioned at stake position, is flat elongated weight striking impact cone by bottom, forms stake holes；Bar will be taken out to rise up into steel pipe, cone rotation will be impacted and taken out from the inside of steel pipe；The construction of stake end and pile body is carried out by steel pipe.
Description
Technical field
The building lot construction method of the construction equipment of the cast-in-place concrete pile used the present invention relates to building foundation.
Background technology
With the fast development of China's building trade, in many industrial buildings and civil buildings work progress, all use
Different pile foundation structure is constructed.Pile foundation technology largely strengthens the stability of building structure, improves
It the bearing capacity of building structure, can effectively avoid that differential settlement occurs.
Cast-in-place concrete pile be in building frequently with foundation structure, adaptable strong, moderate cost, easy construction etc.
Feature, it has been widely adopted in highway and Urban Bridge building.The construction technology of concrete pipe base is directly connected to whole with quality
The construction quality of individual construction project.Good pile foundation quality can strengthen the security of building, improve building by service life,
Further meet quality requirement of the people to building.
Specifically, cast-in-place concrete pile be it is a kind of directly can break into hole on the stake position of building site hole stake, then can be
Casting concrete or peace first lay steel reinforcement cage and pour into a mould a kind of pile foundation form that concrete forms again in hole.Casing pipe hole forming bored concrete pile is
A kind of conventional construction technology of cast-in-place concrete pile, it utilizes impact pile driving method or pile driving by vibration method, will carry reinforced concrete
Native shoe or steel sleeve with valve type pile shoe are sunk in soil, then concrete perfusion and tube drawing forms cast-in-place concrete pile.
Wherein it is referred to as hammering bored concrete pile using hammer piling equipment immersed tube；It is referred to as vibrex pile using the vibration sinking tube of vibrator.
In the prior art, 201410351906.8 patent of invention proposes a kind of casing device of pore-forming in building lot
And construction method, wherein by setting diameter to be more than the taper of casing under casing, it is welded on by strip steel plate
On casing, so as to which pore-forming efficiency can be improved in the impact by taper.But in the inventive technique scheme, due to welding
Casing top taper, needs to take out the casing with taper from stake holes, then protects other when filling in stake holes
Cylinder is put into stake holes and is filled, and so on the one hand increases construction process, so as to cause efficiency of construction to reduce, and it also requires increase
Construction equipment；On the other hand, the taking-up of casing and sink to stake holes can be caused damage, so as to influence construction quality.
The present invention be directed to the improvement of foregoing invention, it is proposed that a kind of improved construction equipment of building foundation pore-forming is built
Foundation construction method is built, can solve the problem that the above-mentioned technical problem of prior art.
The content of the invention
As one aspect of the present invention, there is provided a kind of construction foundation working method, comprise the following steps：（1）It is determined that
The diameter and depth of the concrete pipe base to be prepared；（2）According to the diameter and depth of the concrete pipe base to be prepared
It is determined that the diameter of used steel pipe, length and quantity, if wherein the extreme length of the diameter steel pipe is less than the depth
Degree, by ring-type combination by more fastener for connection together, it is met length requirement；As casing cylinder；（3）Will
Impact cone corresponding with diameter of steel tube is threadedly connected to steel pipe, forms casing；（4）Ring-type combination is combined into fixation with steel pipe
In steel pipe and the impact cone bound fraction；（5）The equipment combined is placed, in the inside of casing, it is flat to be put into bottom
Elongated weight；（6）Free-falling after lifting weight certain altitude, the impact cone of impact casing bottom, squeezes impact cone
Expand surrounding soil and drive casing to sink；（7）Above-mentioned steps are repeated（6）Hammering punch operation, until set depth；
（8）Into casing, bar is taken out in insertion, and rotation makes it with impacting protrusion bar of the blind threaded connection of cone until reaching taking-up bar；
Continue rotation and take out bar, impact cone is moved up by the internal thread of the steel pipe, so as to take out the impact cone；
（9）The construction of stake end and pile body is carried out by casing cylinder.
Preferably, if step（2）It is middle to use ring-type combination, make the step（4）The vertical bar of middle ring-type combination with
Step（2）The vertical bar of middle ring-type combination is on same straight line.
As another aspect of the present invention, there is provided a kind of construction foundation working for above-mentioned construction method is set
It is standby, including：Multiple steel pipes, it has different diameters, forms the stack shell of the construction casing of ground cast-in-place concrete pile；Multiple punchings
Cone is hit, it corresponds to multiple steel pipes of different-diameter, can be with the steel pipe combination of different-diameter；It is characterized in that：The punching
Hitting cone includes the top half of cylinder and the latter half of cone；The inner surface setting of the steel pipe has internal thread；
The diameter of the top half of the impact cone is equal to the internal diameter of the steel pipe, and its outer surface is provided with corresponding external screw thread, made
The top half of the impact cone, which can be connected through a screw thread, is fixed on the steel pipe；The latter half of the impact cone
Maximum gauge is equal to the internal diameter of the steel pipe.
Preferably, in addition to ring-type combination, it has loop configuration, is internally provided with internal thread, and outer surface sets more
Individual vertical bar；The steel pipe sets corresponding external screw thread with the impact cone bound fraction outer surface, so as to by institute
State ring-type combination and combined fixation with the steel pipe.
Preferably, the top half of the impact cone is provided with blind hole, and the blind hole internal surface sets internal thread, described
The direction of the internal thread of blind hole is in opposite direction with the internal thread of the inner surface of the steel pipe；The construction foundation working equipment is also
Including take out bar, its diameter is equal with the diameter of the blind hole, length be higher than the steel pipe length, bottom setting with it is described blind
External screw thread corresponding to internal surface of hole screw thread.
Preferably, the screw thread of the steel pipe internal-surface is the internal thread of whole steel pipe of insertion.
Preferably, the impact cone can be rotated by the steel duct and taken out by the taking-up bar.
Preferably, prominent bar is set after the taking-up bar bottom thread end, the diameter of the position is more than the blind hole
Diameter.
Preferably, the different-diameter of the more steel pipes, corresponding to the demand of the bored concrete pile of different-diameter, wherein with always
In the steel pipe in footpath, there is the steel pipe of more different lengths.
Preferably, the bottom and top of the steel pipe, is provided with external screw thread, passes through the internal thread energy of the ring-type combination
It is enough to be fixed together the steel pipe of same diameter.
As another aspect of the present invention, there is provided a kind of construction foundation working method, wherein passing through above-mentioned building
Foundation construction equipment making concrete pipe base.
Brief description of the drawings
Fig. 1 is the structural representation of the construction foundation working equipment of the embodiment of the present invention.
Fig. 2 is the impact cone of the embodiment of the present invention and the matching chart for taking out bar.
Fig. 3 is the step flow chart of the construction foundation working method of the embodiment of the present invention.
Embodiment
In order to illustrate more clearly of technical scheme, embodiment will be used simply to be situated between the present invention below
Continue, it should be apparent that, in describing below is only one embodiment of the present of invention, is come for those of ordinary skill in the art
Say, without having to pay creative labor, other technical schemes can also be obtained according to these embodiments, fallen within
Disclosure of the invention scope.
Referring to Fig. 1 and Fig. 2, the construction foundation working equipment of the embodiment of the present invention, including steel pipe 1, cone 2, ring-type are impacted
Combination 3 and taking-up bar 4.Including more steel pipes 1, it has different diameters, forms ground cast-in-place concrete pile
The stack shell of construction casing.Corresponding, include the impact cone 2 of different-diameter, it corresponds to multiple steel of different-diameter
Pipe 1, it can be combined with the steel pipe 1 of different-diameter.
Impacting cone 2 includes the latter half 22 of cylindrical top half 21 and cone, and its top half 21 is used
It is connected in steel pipe 2, the latter half 22 is used to produce impact energy for foundation soil body under weight effect, so as to generate stake
Hole.
The inner surface setting of steel pipe 1 has the internal thread 11 through steel pipe 1, impacts the outer surface of the top half 21 of cone 2
External screw thread 211 corresponding to being provided with, enables the top half 21 of impact cone 2 to be connected through a screw thread and is fixed on steel pipe 1.Impact
The latter half of the latter half 22 of cone 2 is cone, and its maximum gauge is equal to the internal diameter of steel pipe 1.
The top half 21 of impact cone 2 is provided with blind hole 212, the inner surface setting internal thread of blind hole 212, blind hole 212
The direction of internal thread is in opposite direction with the internal thread of the inner surface of steel pipe 1.Construction foundation working equipment also includes taking out bar 4,
Its diameter is equal with the diameter of blind hole 212, and length is higher than the length of steel pipe 1, and bottom sets corresponding with the inner surface screw thread of blind hole 212
External screw thread.Take out bar 4 and the end of its screw thread is provided with prominent bar 41, diameter of the taking-up bar 4 in the position is more than blind hole
212 diameter.Take out bar 4 to be used for after stake holes pore-forming, risen up into steel pipe 1, rotated so as to be threadably secured blind hole
212；After the protrusion bar 41 of taking-up bar 4 is rotated to, continuing rotation taking-up bar 4 will drive impact cone 2 to move upwards, so that will
Impact cone 2 is taken out by steel duct, so as to continue the construction at follow-up stake end and pile body in casing, no
Need will be by the way that casing be integrally taken out after, sink to the construction that other casings carry out stake end and pile body.
Ring-type combination 3, it has loop configuration, is internally provided with internal thread, and outer surface sets multiple vertical bars.Vertical bar is used
Several vertical hole slots are formed on hole wall when in pore-forming.The outer surface of steel pipe 1 and the impact bound fraction of cone 2 is set and it
Corresponding external screw thread, so as to which ring-type combination 3 is combined into fixation with steel pipe 1.
The different-diameter of more steel pipes 1 in the embodiment of the present invention, corresponding to the demand of the bored concrete pile of different-diameter, preferably
, can be in the steel pipe of same diameter, the steel pipe of more different lengths of setting.Wherein, the bottom of the steel pipe of each different length
Portion and top, are provided with external screw thread, the steel pipe of same diameter can be fixedly connected on into one by the internal thread of ring-type combination
Rise.By above-mentioned setting, the steel pipe of different length can be combined, so as to adapt to the demand of the bored concrete pile of different depth.
Interchangeable, the top half 21 of the impact cone 2 in above-described embodiment can set criss-cross fluting, take out
Cross raised line corresponding to the bottom setting of bar 4, by the cooperation of the fluting and raised line, cone 2 can will be also impacted from steel pipe 1
Take out inside.
Referring to Fig. 3, the construction foundation working method of the embodiment of the present invention, comprise the following steps：（1）It is determined that described will prepare
Concrete pipe base diameter and depth；（2）The steel according to used in determining the diameter for the concrete pipe base to be prepared and depth
Diameter, length and the quantity of pipe, if wherein the extreme length of the diameter steel pipe is less than the depth, combined by ring-type
More fastener for connection together, are made it meet length requirement by body；As casing cylinder；（3）Will be corresponding with diameter of steel tube
Impact cone be threadedly connected to steel pipe, form casing；（4）Ring-type combination is combined with steel pipe and is fixed on steel pipe and the punching
Hit cone bound fraction；（5）The equipment combined is placed, in the inside of casing, it is flat elongated weight to be put into bottom；（6）
Free-falling after lifting weight certain altitude, the impact cone of impact casing bottom, makes the squeezed surrounding soil of impact cone and band
Dynamic casing sinks；（7）Above-mentioned steps are repeated（6）Hammering punch operation, until set depth；（8）Inserted into casing
Bar is taken out, rotation makes it with impacting protrusion bar of the blind threaded connection of cone until reaching taking-up bar；Continue rotation and take out bar,
Impact cone is set to be moved up by the internal thread of the steel pipe, so as to take out the impact cone；（9）Entered by casing cylinder
Row stake end and the construction of pile body.
Preferably, if above-mentioned step（2）It is middle to use ring-type combination, make the step（4）Middle ring-type combination erects
Bar and step（2）The vertical bar of middle ring-type combination is on same straight line.
The foregoing is merely illustrative of the preferred embodiments of the present invention, is not intended to limit the scope of the present invention.It is all
Any modification, equivalent substitution and improvements made within the spirit and principles in the present invention etc., are all contained in protection scope of the present invention
It is interior.
Claims (2)
1. a kind of construction foundation working method, comprises the following steps：（1）It is determined that the diameter and depth of the concrete pipe base to be prepared
Degree；（2）Diameter, length and the number of steel pipe according to used in determining the diameter of the concrete pipe base to be prepared and depth
Amount, if wherein the extreme length of the steel pipe is less than the depth, by ring-type combination by more fastener for connection together,
It is set to meet length requirement；As casing cylinder；（3）Impact cone corresponding with diameter of steel tube is threadedly connected to steel
Pipe, form casing；（4）Ring-type combination is combined with steel pipe and is fixed on steel pipe and the impact cone bound fraction；（5）Place
The equipment combined, in the inside of casing, it is flat elongated weight to be put into bottom；（6）After lifting weight certain altitude freely
Fall, the impact cone of impact casing bottom, make the squeezed surrounding soil of impact cone and drive casing to sink；（7）It is repeated
Above-mentioned steps（6）Hammering punch operation, until set depth；（8）Into casing, bar is taken out in insertion, and rotation makes itself and impact cone
The protrusion bar of bar is taken out in the blind threaded connection of body until reaching；Continue rotation and take out bar, impact cone is passed through the steel pipe
Internal thread move up, so as to take out the impact cone；（9）The construction of stake end and pile body is carried out by casing cylinder.
2. construction foundation working method according to claim 1, it is characterised in that：If step（2）It is middle to use ring-type knot
Zoarium, make the step（4）The vertical bar and step of middle ring-type combination（2）The vertical bar of middle ring-type combination is in same straight line
On.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201610508563.0A CN106013096B (en) | 2016-07-02 | 2016-07-02 | A kind of construction foundation working method |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201610508563.0A CN106013096B (en) | 2016-07-02 | 2016-07-02 | A kind of construction foundation working method |
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| Publication Number | Publication Date |
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| CN106013096A CN106013096A (en) | 2016-10-12 |
| CN106013096B true CN106013096B (en) | 2017-11-10 |
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Families Citing this family (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN108265694A (en) * | 2018-02-01 | 2018-07-10 | 温州市腾圣建设有限公司 | A kind of construction method of deep foundation base |
| CN112065816A (en) * | 2020-09-16 | 2020-12-11 | 中机锻压江苏股份有限公司 | Length-variable full-built-in hydraulic ramming hammer |
| 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 |
Family Cites Families (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN2312968Y (en) * | 1997-10-13 | 1999-04-07 | 李训华 | Quick-acting pile driver |
| CN101245598A (en) * | 2007-02-16 | 2008-08-20 | 夏传清 | Combined construction technique for driven cast-in-place pile and driven pile tip and driven pipe |
| JP5199166B2 (en) * | 2009-03-31 | 2013-05-15 | 三谷セキサン株式会社 | Foundation pile structure by site construction and construction method of foundation pile |
| CN104060604A (en) * | 2014-05-29 | 2014-09-24 | 国鼎(南通)管桩有限公司 | Construction method for bored pile |
| CN104074186B (en) * | 2014-07-22 | 2016-02-17 | 王继忠 | The casing device of pore-forming and construction method thereof in a kind of building lot |
| CN105178290B (en) * | 2015-08-14 | 2017-05-10 | 太原理工大学 | Steel tube pile with blast expanding device |
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| CB03 | Change of inventor or designer information |
Inventor after: Zhu Xiaodong Inventor after: Cheng Zhang Jianing Inventor after: Zhou Zhifeng Inventor after: Ge Chenhua Inventor after: Cao Yanwu Inventor after: Chen Miaozhi Inventor after: Shi Ganhua Inventor after: Yu Qinan Inventor after: Yin Xiaowei Inventor before: Han Shaopeng |
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Effective date of registration: 20171012 Address after: 226019 Jiangsu Province, Nantong City Chongchuan District No. 27 south south century department room 3301 Applicant after: Nantong the Great Wall Construction Group Co., Ltd. Address before: 054000 Xingtai Province, Gao Qiao Road, No. 79, Hebei Applicant before: Han Shaopeng |
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