CN112502137A - Construction method of pile and special equipment - Google Patents
Construction method of pile and special equipment Download PDFInfo
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- CN112502137A CN112502137A CN202011369240.0A CN202011369240A CN112502137A CN 112502137 A CN112502137 A CN 112502137A CN 202011369240 A CN202011369240 A CN 202011369240A CN 112502137 A CN112502137 A CN 112502137A
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- pipe
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- inner pipe
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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
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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
- E02D5/385—Concrete or concrete-like piles cast in position ; Apparatus for making same making by use of mould-pipes or other moulds with removal of the outer mould-pipes
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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
- E02D5/44—Concrete or concrete-like piles cast in position ; Apparatus for making same making by use of mould-pipes or other moulds with enlarged footing or enlargements at the bottom of the pile
-
- E—FIXED CONSTRUCTIONS
- E02—HYDRAULIC ENGINEERING; FOUNDATIONS; SOIL SHIFTING
- E02D—FOUNDATIONS; EXCAVATIONS; EMBANKMENTS; UNDERGROUND OR UNDERWATER STRUCTURES
- E02D7/00—Methods or apparatus for placing sheet pile bulkheads, piles, mouldpipes, or other moulds
-
- E—FIXED CONSTRUCTIONS
- E02—HYDRAULIC ENGINEERING; FOUNDATIONS; SOIL SHIFTING
- E02D—FOUNDATIONS; EXCAVATIONS; EMBANKMENTS; UNDERGROUND OR UNDERWATER STRUCTURES
- E02D7/00—Methods or apparatus for placing sheet pile bulkheads, piles, mouldpipes, or other moulds
- E02D7/20—Placing by pressure or pulling power
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- Engineering & Computer Science (AREA)
- Structural Engineering (AREA)
- Life Sciences & Earth Sciences (AREA)
- General Life Sciences & Earth Sciences (AREA)
- Mining & Mineral Resources (AREA)
- Paleontology (AREA)
- Civil Engineering (AREA)
- General Engineering & Computer Science (AREA)
- Piles And Underground Anchors (AREA)
Abstract
The invention discloses a construction method of a pile and special equipment, comprising the steps of positioning an equipment immersed tube system, immersing the tube, feeding, expanding the bottom, pouring and pulling the tube, wherein an inner tube of the immersed tube system is sleeved in an outer tube, and the upper parts of the inner tube and the outer tube are fixed by adopting a steel shaft connecting device; holes are simultaneously formed in the two symmetrical sides of the inner pipe of the outer pipe, and a steel shaft with the length larger than the diameter of the outer pipe penetrates through the holes to be fixed; or the two symmetrical sides of the outer pipe are simultaneously provided with large slotted holes, the two symmetrical sides of the inner pipe are simultaneously provided with small slotted holes, and a steel shaft with the length larger than the diameter of the outer pipe is adopted to move or fix along the large slotted holes on the two sides of the outer pipe relatively. The invention has good construction quality and convenient construction.
Description
Technical Field
The invention relates to a construction method of a pile and special equipment.
Background
The existing press-type inner and outer pipe immersed tube pedestal pile (outer press inner and outer double-pipe immersed tube, upper and lower two sets of pile clamping boxes, lower box clamping outer box, upper box clamping outer pipe and inner pipe, using inner pipe to press to form pedestal, or single set of lower box, upper part of which is equipped with a pipe clamping support with net height of 2 m, using top-pressure beam system set on the support to press inner pipe to form pedestal), wherein the inner pipe is sleeved in the outer pipe, the upper part of the inner and outer pipes is fixed by coupling device, the length of the inner pipe sleeved in the outer pipe is less than that of the outer pipe, and only as a rod piece of static pressure pedestal, it is deficient in pipe-sinking technology, feeding technology, pedestal-expanding technology, flow and quality control, and needs further improvement.
In the existing internal and external double-sleeve holding and pressing immersed tube tool, the length of an inner tube entering an outer tube is smaller than that of the outer tube, and in the immersed tube process, soil enters the outer tube to jack the inner tube, so that a back cover needs to be embedded under the outer tube in advance.
Disclosure of Invention
The invention aims to provide a construction method and special equipment for a pile, which have good construction quality and convenient construction.
The technical solution of the invention is as follows:
a pile construction method comprises the steps of equipment pipe sinking system positioning, pipe sinking, material feeding, bottom expanding, pouring and pipe drawing, and is characterized in that: in the immersed tube system, the inner tube is sleeved in the outer tube, the upper parts of the inner tube and the outer tube are fixed by adopting a steel shaft connecting device, and the length of the inner tube sleeved in the outer tube is not less than that of the outer tube; holes are simultaneously formed in the two symmetrical sides of the inner pipe of the outer pipe, and a steel shaft with the length larger than the diameter of the outer pipe penetrates through the holes to be fixed; or large slotted holes are simultaneously formed in the two symmetrical sides of the outer pipe, small slotted holes are simultaneously formed in the two symmetrical sides of the inner pipe, and a steel shaft with the length larger than the diameter of the outer pipe is adopted to move or fix along the large slotted holes in the two sides of the outer pipe; the inner pipe is a hollow steel pipe, the upper part of the inner pipe is provided with an upper tamping disc, the top of the inner pipe is provided with a hoisting device for hoisting a steel wire rope, the lower part of the inner pipe is provided with a lower tamping disc, and the bottom of the inner pipe is provided with a discharging port device for discharging filler;
when sinking the pipe, the internal and external double-casing pipe sinking system is pressed and pressurized, and the pipe is directly sunk to a set depth in a bottom sealing mode without a pile shoe; if a hard interlayer is encountered, the following method is adopted: (a) the inner pipe is taken out of the outer pipe and statically punched to shear the soil body below the outer pipe by pressure holding pressurization, top pressure pressurization, back pressure pressurization and/or pressure pressurization; (b) the outer pipe is pressed and pressurized to sink, and soil under the outer pipe enters the outer pipe; interacting steps (a), (b) until the interlayer is penetrated; if the balance weight is not enough, the interaction (a) and (b) can not penetrate the hard interlayer, the following method is further adopted: (a) lifting the inner pipe to a certain height to freely fall, and directly punching and shearing the soil body below the outer pipe; (b) the outer pipe is pressed and pressurized to sink, and soil below the outer pipe enters the outer pipe; alternating (a) (b) until passing through the hard interlayer.
The inner pipe is used as a force transmission rod piece, a power rod piece, a material storage ground empty bin and/or for portable sounding, power sounding, exploration and detection.
The equipment pipe sinking system is positioned by positioning the equipment on a set pile position or a constructed cement-soil pile position.
And (3) bottom expanding: the filling material is put into the outer pipe according to the set feeding amount, including the inner cavity of the inner pipe and the outer cavity of the inner pipe, wherein the filling material is put into the inner cavity of the inner pipe in the pipe sinking process and enters the lower material storage ground empty bin for storage, so that the lifting time of the inner pipe is saved; the inner pipe is discharged out of the outer pipe to a certain depth, or the outer pipe rises to a certain height, and the empty bin of the material storage ground at the lower part of the inner pipe directly contacts the soil body below the outer pipe; lifting the inner pipe to a certain height, forming a certain bottom cavity between the bottom of the inner pipe and the soil body, and automatically dropping the filler in the empty bin of the storage ground into the bottom cavity along the discharge port; the filling material is repeatedly subjected to internal ramming, internal pressure, internal ramming pressure and/or internal ramming pressure (further ramming after internal ramming) to form the expanded head (composite carrier, composite bottom expanding and expanded foundation). The pressurized pressurization comprises the following steps: the steel shaft penetrates through symmetrical holes or slotted holes on two sides of the inner pipe and the outer pipe and extends out of the outer pipe for a certain length, the pile clamping box of the hydraulic oil cylinder is connected with the connecting component of the steel shaft through pressure, and the steel shaft downwards presses the inner pipe to be out of the outer pipe for a stroke.
Pouring: and pouring the reinforced concrete pile body or implanting the prefabricated pile body according to set requirements.
The tube drawing: the oil pressure of the pile clamping box of the hydraulic oil cylinder is adjusted to form a certain exciting force, and the quality of the pile body is ensured by exciting the pipe drawing and the cast-in-place concrete in the exciting pipe.
The material storage ground empty bin is a steel box protective cylinder arranged below the inner pipe, the outer diameter of the steel box protective cylinder is smaller than the inner diameter of the outer pipe and larger than or equal to the outer diameter of the inner pipe, and a discharge hole is formed in the lower part of the steel box protective cylinder; the opening and closing of the discharge port are realized by lowering and lifting the inner pipe, the discharge port is closed when the inner pipe is lowered, the discharge port is opened when the inner pipe is lifted, and the filler in the steel box protective cylinder is naturally discharged from the discharge port; or the discharge port enclosure device is arranged in the steel box protective cylinder to seal the discharge port, and when discharging, the enclosure device is lifted, the discharge port is opened, and the filler in the steel box protective cylinder is naturally discharged from the discharge port.
A special device for the construction method of the pile is characterized in that: the inner pipe is sleeved in the outer pipe, the upper parts of the inner pipe and the outer pipe are fixed by adopting a steel shaft connecting device, and the length of the inner pipe sleeved in the outer pipe is not less than that of the outer pipe; holes are simultaneously formed in the two symmetrical sides of the inner pipe of the outer pipe, and a steel shaft with the length larger than the diameter of the outer pipe penetrates through the holes to be fixed; or large slotted holes are simultaneously formed in the two symmetrical sides of the outer pipe, small slotted holes are simultaneously formed in the two symmetrical sides of the inner pipe, and a steel shaft with the length larger than the diameter of the outer pipe is adopted to move or fix along the large slotted holes in the two sides of the outer pipe; the inner pipe is a hollow steel pipe, the upper part of the inner pipe is provided with an upper tamping disc, the top of the inner pipe is provided with a hoisting device for hoisting a steel wire rope, the lower part of the inner pipe is provided with a lower tamping disc, and the bottom of the inner pipe is provided with a discharging port device for discharging fillers.
The length of the inner pipe entering the outer sleeve is not less than that of the outer pipe, soil enters the outer pipe and pushes up the inner pipe in the pipe sinking process, and the soil can penetrate through symmetrical openings on two sides of the outer pipe of the inner pipe through a steel shaft to be fixed, so that a soil plug in the outer pipe is formed; the steel wire can penetrate through the symmetrical large and small slotted holes on the two sides of the outer pipe of the inner pipe, soil body enters the outer pipe and pushes up the inner pipe, and the outer pipe of the inner pipe is fixed (automatically or manually) after relative movement, so that a soil body plug in the outer pipe is formed.
The invention solves the problem that the pile shoe is preset in the existing holding-pressure static-pressure pedestal pile, and the pile shoe can not be placed; the problem that the existing static pressure pedestal pile passes through a hard interlayer is solved, and the counter weight can be reduced and is not needed; the problem of the material feeding aging of the existing static pressure pedestal pile is solved, the material feeding time is reduced, and the material can be fed into a material storage ground empty bin in advance in the pipe sinking process for storage.
The invention is suitable for the full hydraulic pressure holding, jacking, back pressure, single oil cylinder pile clamping box and double oil cylinder pile clamping box under pressure and the holding, jacking, back pressure, oil cylinder with oil cylinder oil box cylinder pile clamping box; the method is also suitable for other potential energy work to form static-pressure pedestal piles, carrier piles, composite pedestal piles, composite carrier pedestal piles, deep foundation extension foundations or stiff composite static-pressure pedestal piles; the technology of stiffness, expansion or sleeving accords with the national development strategy of environment-friendly and green assembly.
Drawings
The invention is further illustrated by the following figures and examples.
Fig. 1 is a schematic structural diagram of a sinking pipe system according to the present invention.
Fig. 2 is a schematic structural view of another immersed tube system of the present invention.
Fig. 3 is a schematic structural diagram of a storage space empty bin.
Fig. 4 is a schematic structural diagram of another storage space empty bin.
Detailed Description
A construction method of a pile comprises the steps of positioning an equipment immersed tube system, immersing the tube, feeding, expanding the bottom, pouring and pulling out the tube, wherein an inner tube of the immersed tube system is sleeved in an outer tube, and the upper parts of the inner tube and the outer tube are fixed by adopting a steel shaft connecting device; the length of the inner pipe sleeved into the outer pipe is not less than that of the outer pipe; holes are simultaneously formed in the two symmetrical sides of the inner pipe of the outer pipe, and a steel shaft with the length larger than the diameter of the outer pipe penetrates through the holes to be fixed; or large slotted holes are simultaneously formed in the two symmetrical sides of the outer pipe, small slotted holes are simultaneously formed in the two symmetrical sides of the inner pipe, and a steel shaft with the length larger than the diameter of the outer pipe is adopted to move or fix along the large slotted holes in the two sides of the outer pipe; the inner pipe is a hollow steel pipe, the upper part of the inner pipe is provided with an upper tamping disc, the top of the inner pipe is provided with a hoisting device for hoisting a steel wire rope, the lower part of the inner pipe is provided with a lower tamping disc, and the bottom of the inner pipe is provided with a discharging port device for discharging filler;
when sinking the pipe, the internal and external double-casing pipe sinking system is pressed and pressurized, and the pipe is directly sunk to a set depth in a bottom sealing mode without a pile shoe; if a hard interlayer is encountered, the following method is adopted: (a) the inner pipe is taken out of the outer pipe and statically punched to shear the soil body below the outer pipe by pressure holding pressurization, top pressure pressurization, back pressure pressurization and/or pressure pressurization; (b) the outer pipe is pressed and pressurized to sink, and soil under the outer pipe enters the outer pipe; interacting steps (a), (b) until the interlayer is penetrated; if the balance weight is not enough, the interaction (a) and (b) can not penetrate the hard interlayer, the following method is further adopted: (a) lifting the inner pipe to a certain height to freely fall, and directly punching and shearing the soil body below the outer pipe; (b) the outer pipe is pressed and pressurized to sink, and soil below the outer pipe enters the outer pipe; alternating (a) (b) until passing through the hard interlayer.
The inner pipe is used as a force transmission rod piece, a power rod piece, a material storage ground empty bin and/or for portable sounding, power sounding, exploration and detection.
The equipment pipe sinking system is positioned by positioning the equipment on a set pile position or a constructed cement-soil pile position.
And (3) bottom expanding: the filling material is put into the outer pipe according to the set feeding amount, including the inner cavity of the inner pipe and the outer cavity of the inner pipe, wherein the filling material is put into the inner cavity of the inner pipe in the pipe sinking process and enters the lower material storage ground empty bin for storage, so that the lifting time of the inner pipe is saved; the inner pipe is discharged out of the outer pipe to a certain depth, or the outer pipe rises to a certain height, and the empty bin of the material storage ground at the lower part of the inner pipe directly contacts the soil body below the outer pipe; lifting the inner pipe to a certain height, forming a certain bottom cavity between the bottom of the inner pipe and the soil body, and automatically dropping the filler in the empty bin of the storage ground into the bottom cavity along the discharge port; repeating internal ramming, internal pressure, internal ramming pressure and/or internal ramming pressure filling material to form expanded head (composite carrier, composite expanded base and expanded foundation).
The pressurized pressurization comprises the following steps: the steel shaft passes through the symmetrical holes or slotted holes on the two sides of the inner pipe and the outer pipe and extends out of the outer pipe for a certain length, a hydraulic oil cylinder pile clamping box or a steel wire rope of a winch or other traction devices pass through a connecting component of the steel shaft and the connecting component pressurized under pressure, and the steel shaft downwards pressurizes the inner pipe to be out of the outer pipe for a stroke.
Pouring: and pouring the reinforced concrete pile body or implanting the prefabricated pile body according to set requirements.
The tube drawing: the oil pressure of the pile clamping box of the hydraulic oil cylinder is adjusted to form a certain exciting force, and the quality of the pile body is ensured by exciting the pipe drawing and the cast-in-place concrete in the exciting pipe.
The material storage ground empty bin is a steel box protective cylinder 9 arranged below the inner pipe 1, the outer diameter of the steel box protective cylinder is smaller than the inner diameter of the outer pipe and larger than or equal to the outer diameter of the inner pipe, and a discharge hole 10 is formed in the lower part of the steel box protective cylinder; the filler enters the steel box protective cylinder through feeding and is stored (the filler is fed into the outer pipe and directly enters the steel box protective cylinder with an opening on the upper surface through the cavity of the inner pipe and the outer pipe, or the filler is fed into the inner pipe and directly falls into the steel box protective cylinder through the inner cavity of the inner pipe); the opening and closing of the discharge port are realized by lowering and lifting the inner pipe, the discharge port is closed when the inner pipe is lowered, the discharge port is opened when the inner pipe is lifted, and the filler in the steel box protective cylinder is naturally discharged from the discharge port; or the discharge port enclosure device 11 is arranged in the steel box protective cylinder to seal the discharge port, and when discharging, the enclosure device is lifted (for example, the enclosure device is in a bottom opening form), the discharge port is opened, and the filler in the steel box protective cylinder is naturally discharged from the discharge port (in this case, the inner pipe can be synchronously lifted with the steel box protective cylinder in an integrated form or in a separated form). In addition, a hole expanding device can be further arranged on the outer wall of the steel box protection cylinder, so that the hole expanding function is realized.
The special equipment for the construction method of the pile comprises an inner pipe 1, wherein the inner pipe is sleeved in an outer pipe 2, the upper parts of the inner pipe and the outer pipe are fixed by adopting a steel shaft connecting device, and the length of the inner pipe sleeved in the outer pipe is not less than that of the outer pipe; holes 3 and 4 are simultaneously formed at two symmetrical sides of the inner pipe of the outer pipe, and a steel shaft 5 with the length larger than the diameter of the outer pipe penetrates through the holes to be fixed; or the two symmetrical sides of the outer pipe are simultaneously provided with large slotted holes 6, the two symmetrical sides of the inner pipe are simultaneously provided with small slotted holes 7, and a steel shaft 8 with the length larger than the diameter of the outer pipe is adopted to move or fix along the large slotted holes on the two sides of the outer pipe; the inner pipe is a hollow steel pipe, the upper part of the inner pipe is provided with an upper tamping disc, the top of the inner pipe is provided with a hoisting device for hoisting a steel wire rope, the lower part of the inner pipe is provided with a lower tamping disc, and the bottom of the inner pipe is provided with a discharging port device for discharging fillers.
Claims (10)
1. A construction method of a pile comprises the steps of positioning an equipment immersed tube system and immersing a tube, and is characterized in that: the inner pipe of the immersed tube system is sleeved in the outer pipe, and the upper parts of the inner pipe and the outer pipe are fixed by adopting a steel shaft connecting device; holes are simultaneously formed in the two symmetrical sides of the inner pipe of the outer pipe, and a steel shaft with the length larger than the diameter of the outer pipe penetrates through the holes to be fixed; or the two symmetrical sides of the outer pipe are simultaneously provided with large slotted holes, the two symmetrical sides of the inner pipe are simultaneously provided with small slotted holes, and a steel shaft with the length larger than the diameter of the outer pipe is adopted to move or fix along the large slotted holes on the two sides of the outer pipe relatively.
2. A method of constructing a pile according to claim 1, wherein: the length of the inner pipe sleeved in the outer pipe is not less than that of the outer pipe.
3. A method of constructing a pile according to claim 1, wherein: the inner pipe is a hollow steel pipe, the upper part of the inner pipe is provided with an upper tamping disc, the top of the inner pipe is provided with a hoisting device for hoisting a steel wire rope, the lower part of the inner pipe is provided with a lower tamping disc, and the bottom of the inner pipe is provided with a discharging port device for discharging fillers.
4. A method of constructing a pile according to claim 1, wherein: when sinking the pipe, the internal and external double-casing pipe sinking system is pressed and pressurized, and the pipe is directly sunk to a set depth in a bottom sealing mode without a pile shoe; if a hard interlayer is encountered, the following method is adopted: (a) the inner pipe is taken out of the outer pipe and statically punched to shear the soil body below the outer pipe by pressure holding pressurization, top pressure pressurization, back pressure pressurization and/or pressure pressurization; (b) the outer pipe is pressed and pressurized to sink, and soil under the outer pipe enters the outer pipe; interacting steps (a), (b) until the interlayer is penetrated; if the balance weight is not enough, the interaction (a) and (b) can not penetrate the hard interlayer, the following method is further adopted: (a) lifting the inner pipe to a certain height to freely fall, and directly punching and shearing the soil body below the outer pipe; (b) the outer pipe is pressed and pressurized to sink, and soil below the outer pipe enters the outer pipe; alternating (a) (b) until passing through the hard interlayer.
5. A method of constructing a pile according to claim 1, wherein: the inner pipe is used as a force transmission rod piece, a power rod piece, a material storage ground empty bin and/or for portable sounding, power sounding, exploration and detection.
6. A method of constructing a pile according to claim 1, 2, 3, 4 or 5, wherein: further comprises a bottom expanding step: the filling material is put into the outer pipe according to the set feeding amount, including the inner cavity of the inner pipe and the outer cavity of the inner pipe, wherein the filling material is put into the inner cavity of the inner pipe in the pipe sinking process and enters the lower material storage ground empty bin for storage, so that the lifting time of the inner pipe is saved; the inner pipe is discharged out of the outer pipe to a certain depth, or the outer pipe rises to a certain height, and the empty bin of the material storage ground at the lower part of the inner pipe directly contacts the soil body below the outer pipe; lifting the inner pipe to a certain height, forming a certain bottom cavity between the bottom of the inner pipe and the soil body, and automatically dropping the filler in the empty bin of the storage ground into the bottom cavity along the discharge port; repeating the internal ramming, the internal pressure, the internal ramming pressure and/or the internal ramming pressure on the filling material to form an expanded head; the pressurized pressurization comprises the following steps: the steel shaft penetrates through symmetrical holes or slotted holes on two sides of the inner pipe and the outer pipe and extends out of the outer pipe for a certain length, the pile clamping box of the hydraulic oil cylinder is connected with the connecting component of the steel shaft through pressure, and the steel shaft downwards presses the inner pipe to be out of the outer pipe for a stroke.
7. A method of constructing a pile according to claim 1, 2, 3, 4 or 5, wherein: further comprises a pouring step: and pouring the reinforced concrete pile body or implanting the prefabricated pile body according to set requirements.
8. A method of constructing a pile according to claim 1, 2, 3, 4 or 5, wherein: further comprises the step of tube drawing: the oil pressure of the pile clamping box of the hydraulic oil cylinder is adjusted to form a certain exciting force, and the quality of the pile body is ensured by exciting the pipe drawing and the cast-in-place concrete in the exciting pipe.
9. The method of constructing a pile according to claim 6, wherein: the material storage ground empty bin is a steel box protective cylinder arranged below the inner pipe, the outer diameter of the steel box protective cylinder is smaller than the inner diameter of the outer pipe and larger than or equal to the outer diameter of the inner pipe, and a discharge hole is formed in the lower part of the steel box protective cylinder; the opening and closing of the discharge port are realized by lowering and lifting the inner pipe, the discharge port is closed when the inner pipe is lowered, the discharge port is opened when the inner pipe is lifted, and the filler in the steel box protective cylinder is naturally discharged from the discharge port; or the discharge port enclosure device is arranged in the steel box protective cylinder to seal the discharge port, and when discharging, the enclosure device is lifted, the discharge port is opened, and the filler in the steel box protective cylinder is naturally discharged from the discharge port.
10. A special apparatus for a pile construction method according to claim 1, characterized in that: comprises an inner pipe, the inner pipe is sleeved in an outer pipe, and the upper parts of the inner pipe and the outer pipe are fixed by a steel shaft connecting device; holes are simultaneously formed in the two symmetrical sides of the inner pipe of the outer pipe, and a steel shaft with the length larger than the diameter of the outer pipe penetrates through the holes to be fixed; or the two symmetrical sides of the outer pipe are simultaneously provided with large slotted holes, the two symmetrical sides of the inner pipe are simultaneously provided with small slotted holes, and a steel shaft with the length larger than the diameter of the outer pipe is adopted to move or fix along the large slotted holes on the two sides of the outer pipe relatively.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202011369240.0A CN112502137A (en) | 2020-11-30 | 2020-11-30 | Construction method of pile and special equipment |
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202011369240.0A CN112502137A (en) | 2020-11-30 | 2020-11-30 | Construction method of pile and special equipment |
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| CN112502137A true CN112502137A (en) | 2021-03-16 |
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| CN202011369240.0A Pending CN112502137A (en) | 2020-11-30 | 2020-11-30 | Construction method of pile and special equipment |
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Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN114182724A (en) * | 2021-12-24 | 2022-03-15 | 王磊 | Construction method and construction equipment for immersed tube club-footed pile |
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| CN1884711A (en) * | 2006-06-07 | 2006-12-27 | 区国雄 | Double-pipe type immersed tube filling pile |
| CN105839638A (en) * | 2016-06-06 | 2016-08-10 | 徐�明 | Convenient and efficient construction method for piles |
| CN105926594A (en) * | 2016-04-29 | 2016-09-07 | 朱龙 | Double-pipe construction method for static pressure pipe-sinking carrier cast-in-place pile |
| CN108118698A (en) * | 2018-01-19 | 2018-06-05 | 朱建新 | The construction method of stake and special Static pressure pile driver |
| CN110318394A (en) * | 2012-07-02 | 2019-10-11 | 朱建新 | The construction method of composite pile |
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2020
- 2020-11-30 CN CN202011369240.0A patent/CN112502137A/en active Pending
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| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN1851151A (en) * | 2006-04-06 | 2006-10-25 | 朱建新 | Internal-tamping immersed tube bored concrete tamping-extending pile construction method |
| CN1884711A (en) * | 2006-06-07 | 2006-12-27 | 区国雄 | Double-pipe type immersed tube filling pile |
| CN110318394A (en) * | 2012-07-02 | 2019-10-11 | 朱建新 | The construction method of composite pile |
| CN105926594A (en) * | 2016-04-29 | 2016-09-07 | 朱龙 | Double-pipe construction method for static pressure pipe-sinking carrier cast-in-place pile |
| CN105839638A (en) * | 2016-06-06 | 2016-08-10 | 徐�明 | Convenient and efficient construction method for piles |
| CN108118698A (en) * | 2018-01-19 | 2018-06-05 | 朱建新 | The construction method of stake and special Static pressure pile driver |
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| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN114182724A (en) * | 2021-12-24 | 2022-03-15 | 王磊 | Construction method and construction equipment for immersed tube club-footed pile |
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