CN113882354A - Shallow layer mucky soil sleeve type pile body construction device - Google Patents
Shallow layer mucky soil sleeve type pile body construction device Download PDFInfo
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- CN113882354A CN113882354A CN202111196297.XA CN202111196297A CN113882354A CN 113882354 A CN113882354 A CN 113882354A CN 202111196297 A CN202111196297 A CN 202111196297A CN 113882354 A CN113882354 A CN 113882354A
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- pumping
- cylinder
- pipe
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- E—FIXED CONSTRUCTIONS
- E02—HYDRAULIC ENGINEERING; FOUNDATIONS; SOIL SHIFTING
- E02D—FOUNDATIONS; EXCAVATIONS; EMBANKMENTS; UNDERGROUND OR UNDERWATER STRUCTURES
- E02D3/00—Improving or preserving soil or rock, e.g. preserving permafrost soil
- E02D3/02—Improving by compacting
- E02D3/10—Improving by compacting by watering, draining, de-aerating or blasting, e.g. by installing sand or wick drains
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- E—FIXED CONSTRUCTIONS
- E02—HYDRAULIC ENGINEERING; FOUNDATIONS; SOIL SHIFTING
- E02D—FOUNDATIONS; EXCAVATIONS; EMBANKMENTS; UNDERGROUND OR UNDERWATER STRUCTURES
- E02D13/00—Accessories for placing or removing piles or bulkheads, e.g. noise attenuating chambers
- E02D13/08—Removing obstacles
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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
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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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- Engineering & Computer Science (AREA)
- Structural Engineering (AREA)
- Life Sciences & Earth Sciences (AREA)
- General Engineering & Computer Science (AREA)
- Paleontology (AREA)
- Civil Engineering (AREA)
- Mining & Mineral Resources (AREA)
- General Life Sciences & Earth Sciences (AREA)
- Agronomy & Crop Science (AREA)
- Environmental & Geological Engineering (AREA)
- Soil Sciences (AREA)
- Placing Or Removing Of Piles Or Sheet Piles, Or Accessories Thereof (AREA)
- Piles And Underground Anchors (AREA)
Abstract
The invention discloses a shallow mucky soil sleeve type pile body construction device which comprises an outer pumping and discharging cylinder, wherein the outer pumping and discharging cylinder is provided with an interlayer cavity, two side walls of the interlayer cavity are connected through connecting strips, the bottom end of the outer pumping and discharging cylinder is provided with an annular tip, water permeable holes are distributed in the side walls of the interlayer cavity, an inner cylinder is arranged in the outer pumping and discharging cylinder and connected with the outer pumping and discharging cylinder through at least three rib plates, the inner cylinder is provided with an inner end, the inner end is spliced with the inner cylinder, the inner cylinder is provided with an inner mud pumping mechanism, the inner mud pumping mechanism discharges mud outwards through the inner end, the upper end of the interlayer cavity is provided with an annular outer end, the annular outer end is spliced with the upper end of the interlayer cavity, the interlayer cavity is provided with an outer pumping and discharging mechanism discharges water outwards through the annular outer end. The pile body construction device and the method can be used for reinforcing the soil body at a higher speed and forming better bearing capacity.
Description
Technical Field
The invention relates to the field of soil body reinforcement treatment, in particular to a shallow mucky soil sleeve type pile body construction device.
Background
The basic reinforcement of the mucky soil is mainly to drain water, and after water is removed, a soil body can be solidified to improve the bearing capacity.
Disclosure of Invention
The invention aims to solve the technical problem of providing a shallow mucky soil sleeve type pile body construction device which has higher reinforcement treatment speed on soil bodies and can form better bearing capacity. The technical problem to be solved by the invention is also to provide a construction method of the shallow mucky soil sleeve type pile body construction device.
In order to achieve the purpose, the invention provides the following technical scheme:
the shallow mucky soil sleeve type pile body construction device comprises an outer pumping and discharging cylinder, wherein the outer pumping and discharging cylinder is provided with an interlayer cavity, two side walls of the interlayer cavity are connected through connecting strips, the bottom end of the outer pumping and discharging cylinder is provided with an annular tip, water permeable holes are distributed in the side wall of the interlayer cavity, an inner cylinder is arranged in the outer pumping and discharging cylinder and connected with the outer pumping and discharging cylinder through at least three rib plates, an inner end is configured on the inner cylinder and is spliced with the inner cylinder, an inner mud pumping mechanism is configured on the inner cylinder, the inner mud pumping mechanism discharges mud outwards through the inner end, an annular outer end is configured at the upper end of the interlayer cavity, an annular outer end is spliced with the upper end of the interlayer cavity, an outer pumping and discharging mechanism discharges water outwards through the annular outer end.
Preferably, the inner mud pumping mechanism comprises a mud pumping pipe and a mud pumping pump, and the mud pumping pipes are arranged and connected to the lower end of the inner end head and are pumped and discharged outwards through a cavity in the inner end head; the outer pumping and discharging mechanism comprises a water discharging pipe and a water suction pump, the lower end of the annular outer end head is connected with the water discharging pipe, and the water discharging pipe is used for pumping and discharging outwards through a cavity on the annular outer end head.
Preferably, the mud pumping pipe comprises a long mud pumping pipe and a short mud pumping pipe which are alternately distributed, the water discharging pipe comprises a long water discharging pipe and a short water discharging pipe which are alternately distributed, the pipe walls of the short mud pumping pipe and the short water discharging pipe are fully provided with water permeable holes, and the pipe walls of the lower parts of the long mud pumping pipe and the long water discharging pipe are not fully provided with the water permeable holes.
Preferably, the inner cylinder and the outer pumping and exhausting cylinder are of detachable nested structures, the rib plates are fixed on the outer wall of the inner cylinder, and the inner cylinder is arranged at the center of the outer pumping and exhausting cylinder by taking the rib plates as a supporting frame
A construction method of the shallow mucky soil sleeve type pile body construction device comprises the following steps:
step 1: inserting and fixing the inner cylinder and the outer pumping and discharging cylinder mutually, connecting and fixing the mud pumping pipe at the lower end of an inner end head, connecting and fixing the water discharging pipe at the lower end of an annular outer end head, inserting the inner end head into the inner cylinder, and inserting the annular outer end head into the upper end of the interlayer cavity;
step 2: hoisting and pressing the shallow mucky soil sleeve type pile body construction device into a soil body, penetrating the shallow mucky soil layer to reach a hard soil layer, and then starting a water pump and a mud pump;
and step 3: after the sludge in the inner cylinder is pumped out, the inner end head is hoisted and pulled out, then concrete is poured into the inner cylinder, and the water pump continuously works during the period;
and 4, step 4: and before the concrete in the inner cylinder is solidified, the pile body construction device is pulled out of the soil body.
Preferably, the inner cylinder and the external pumping and exhausting cylinder are of a detachable nested structure, the rib plate is fixed on the outer wall of the inner cylinder, the inner cylinder is arranged at the center of the external pumping and exhausting cylinder by taking the rib plate as a supporting frame, and in the step 4: firstly, the inner cylinder is pulled out, and the outer pumping and discharging cylinder is pulled out after the concrete is completely solidified.
Preferably, in the step 3, a curing agent is added to the soil body between the inner cylinder and the outer pumping cylinder, so that a cured soil protective layer is formed around the concrete pile.
Compared with the prior art, the invention has the beneficial effects that:
1. the shallow layer mucky soil sleeve type pile body construction device can be inserted into a mucky soil body, extracts the silt and fills the concrete after the silt is extracted, the process is finished in one device, the operation is more convenient and faster, and the bearing capacity can be quickly formed.
2. After the concrete is poured into the inner cylinder, the inner cylinder is inevitably pulled out upwards and must be completed before the concrete is completely solidified, otherwise, the inner cylinder cannot be separated from the concrete column. However, if the inner cylinder is pulled out in a state where the concrete is not solidified, a large amount of moisture around the inner cylinder is likely to enter the concrete, and the concrete pile is less effective in solidifying. In order to solve the problems, the outer pumping and discharging barrel is arranged on the outer surface of the inner barrel, the inner barrel and the outer pumping and discharging barrel are in a detachable nested structure, and after the inner barrel is pulled out, a drainage system in the outer pumping and discharging barrel is in a continuous pumping and discharging state, so that soil between the outer pumping and discharging barrel and the outer pumping and discharging barrel is kept in a relatively low-moisture state, a soil protective layer with less moisture is formed around a concrete pile, the concrete pile can be better solidified in a high-moisture area, and better supporting performance is formed.
Drawings
Fig. 1 is a schematic structural view of a shallow muddy soil sleeve type pile body construction device provided by the present invention, wherein a drainage pipe is not provided.
Fig. 2 is a schematic sectional view of the structure a-a of fig. 1.
Fig. 3 is a longitudinal sectional view of fig. 1.
Fig. 4 is a schematic view showing the arrangement of the short drain pipe and the long drain pipe after the external suction/discharge cylinder of fig. 1 is unfolded.
Fig. 5 is a cross-sectional view of the draw out drum of fig. 1.
Detailed Description
The technical solutions in the embodiments of the present invention will be clearly and completely described below with reference to the drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only a part of the embodiments of the present invention, and not all of the embodiments. All other embodiments, which can be derived by a person skilled in the art from the embodiments given herein without making any creative effort, shall fall within the protection scope of the present invention.
Referring to fig. 1-5, in embodiment 1 of the present invention, the shallow muddy soil sleeve type pile body construction device includes an external pumping and discharging cylinder 1, the external pumping and discharging cylinder 1 has an interlayer cavity 2, two side walls of the interlayer cavity 2 are connected by a connecting strip, the bottom end of the external pumping and discharging cylinder 1 has an annular tip 3, water permeable holes 4 are distributed on the side wall of the interlayer cavity, the inside of the external pumping and discharging cylinder 1 is provided with an inner cylinder 5, the inner cylinder 5 is connected with the external pumping and discharging cylinder 1 by at least three ribbed plates 6, the inner cylinder 5 is provided with an inner end 7, the inner end 7 is inserted into the inner cylinder 5, the inner cylinder 5 is provided with an inner mud pumping mechanism, the inner mud pumping mechanism discharges mud outwards through the inner end, the upper end 2 of the interlayer cavity is provided with an annular outer end 8, the annular outer end 8 is spliced with the upper end of the interlayer cavity 2, the interlayer cavity is provided with an outer pumping and discharging mechanism 2, and the outer pumping and discharging mechanism discharges water outwards through the annular outer end 8. The inner mud pumping mechanism comprises mud pumping pipes 9 and a mud pumping pump 10, and the mud pumping pipes 9 are arranged and connected to the lower end of the inner end head 7 and are pumped and discharged outwards through a cavity in the inner end head 7; the outer pumping and discharging mechanism comprises a drain pipe 11 and a water suction pump 12, the lower end of the annular outer end head 8 is connected with the drain pipe 11, and the drain pipe 11 is used for pumping and discharging outwards through a cavity on the annular outer end head 8. The mud pumping pipe 9 comprises a long mud pumping pipe and a short mud pumping pipe which are alternately distributed, the water discharging pipe comprises a long water discharging pipe and a short water discharging pipe which are alternately distributed, the pipe walls of the short mud pumping pipe and the short water discharging pipe are fully provided with water permeable holes, and the pipe walls of the lower parts of the long mud pumping pipe and the long water discharging pipe are not fully provided with water permeable holes.
Referring to fig. 1 to 5, the construction method of the shallow mucky soil sleeve type pile body construction device provided by the invention comprises the following steps:
step 1: the inner cylinder 5 and the outer pumping and discharging cylinder 1 are mutually inserted and fixed, the mud pumping pipe 9 is connected and fixed at the lower end of an inner end head 7, the water discharging pipe 11 is connected and fixed at the lower end of an annular outer end head 8, the inner end head 7 is inserted into the inner cylinder 5, and the annular outer end head 8 is inserted into the upper end of the interlayer cavity 2;
step 2: hoisting and pressing the shallow mucky soil sleeve type pile body construction device into a soil body, penetrating the shallow mucky soil layer to reach a hard soil layer, and then starting a water pump 12 and a mud pump 10;
and step 3: after the sludge in the inner cylinder 5 is pumped out, the inner end 7 is hoisted and pulled out, and then concrete is poured into the inner cylinder 5, wherein the water pump 12 continuously works;
and 4, step 4: before the concrete in the inner cylinder 5 is solidified, the pile body construction device is pulled out of the soil body.
Referring to fig. 1-5, example 2 of the present invention is substantially the same as example 1 except that: the inner cylinder 5 and the outer pumping exhaust tube 1 are of a detachable nested structure, the rib plates 6 are fixed on the outer wall of the inner cylinder 5, and the inner cylinder 5 is arranged in the center of the outer pumping exhaust tube 1 by taking the rib plates 6 as a supporting frame.
Referring to fig. 2 to 3, the method of embodiment 2 of the present invention adds the following steps: the inner cylinder 5 and the external pumping and discharging cylinder 1 are of detachable nested structure, and in the step 4: firstly, the inner cylinder 5 is pulled out, and the outer pumping and discharging cylinder 1 is pulled out after the concrete is completely solidified. In the step 3, a curing agent is added into the soil body between the inner cylinder 5 and the outer pumping and discharging cylinder 1, so that a cured soil protective layer is formed around the concrete pile.
The above description is only for the preferred embodiment of the present invention, but the scope of the present invention is not limited thereto, and any person skilled in the art should be considered to be within the technical scope of the present invention, and the technical solutions and the inventive concepts thereof according to the present invention should be equivalent or changed within the scope of the present invention.
Claims (7)
1. A shallow layer mucky soil sleeve type pile body construction device is characterized in that: including taking out the calandria outward, take out the calandria outward and have the intermediate layer cavity, the both sides wall of intermediate layer cavity adopts the connecting strip to connect, takes out calandria bottom outward and has annular pointed end, and it has the hole of permeating water to distribute on the lateral wall of intermediate layer cavity, take out the calandria outward and have the inner tube, the inner tube adopts at least three floor to be connected with taking out the calandria outward, the inner tube disposes the inner end, and the inner tube is pegged graft with the inner tube, and the inner tube disposes interior mud pumping mechanism, and interior mud pumping mechanism outwards discharges silt via the inner end, the outer end of intermediate layer cavity upper end configuration annular, the outer end of annular is pegged graft with intermediate layer cavity upper end, and the intermediate layer cavity disposes outer row of taking out the mechanism, and outer row of taking out the mechanism outwards discharges water via the outer end of annular.
2. The shallow mucky soil sleeve type pile body construction device as claimed in claim 1, wherein: the inner mud pumping mechanism comprises mud pumping pipes and a mud pumping pump, and the mud pumping pipes are arranged and connected to the lower end of the inner end head and are pumped and discharged outwards through a cavity in the inner end head; the outer pumping and discharging mechanism comprises a water discharging pipe and a water suction pump, the lower end of the annular outer end head is connected with the water discharging pipe, and the water discharging pipe is used for pumping and discharging outwards through a cavity on the annular outer end head.
3. The shallow mucky soil sleeve type pile body construction device as claimed in claim 2, wherein: the mud pumping pipe comprises a long mud pumping pipe and a short mud pumping pipe which are alternately distributed, the water discharging pipe comprises a long water discharging pipe and a short water discharging pipe which are alternately distributed, the pipe walls of the short mud pumping pipe and the short water discharging pipe are fully provided with water permeable holes, and the pipe walls of the lower parts of the long mud pumping pipe and the long water discharging pipe are not fully provided with water permeable holes.
4. The shallow mucky soil sleeve type pile construction device as claimed in claim 1, 2 or 3, wherein: the inner tube and with take out the calandria for the nested structure of removable, the floor is fixed on the outer wall of inner tube, the inner tube uses the floor to set up in taking out the calandria center outward as the support frame.
5. A construction method of the shallow mucky soil sleeve type pile body construction device as claimed in claim 1, 2 or 3, wherein: the method comprises the following steps:
step 1: inserting and fixing the inner cylinder and the outer pumping and discharging cylinder mutually, connecting and fixing the mud pumping pipe at the lower end of an inner end head, connecting and fixing the water discharging pipe at the lower end of an annular outer end head, inserting the inner end head into the inner cylinder, and inserting the annular outer end head into the upper end of the interlayer cavity;
step 2: hoisting and pressing the shallow mucky soil sleeve type pile body construction device into a soil body, penetrating the shallow mucky soil layer to reach a hard soil layer, and then starting a water pump and a mud pump;
and step 3: after the sludge in the inner cylinder is pumped out, the inner end head is hoisted and pulled out, then concrete is poured into the inner cylinder, and the water pump continuously works during the period;
and 4, step 4: and before the concrete in the inner cylinder is solidified, the pile body construction device is pulled out of the soil body.
6. The construction method of the shallow mucky soil sleeve type pile body construction device according to claim 5, wherein: the inner tube with take out the calandria for the nested structure of removable, the floor is fixed on the outer wall of inner tube, the inner tube uses the floor to set up in taking out the calandria center outside as the support frame, in step 4: firstly, the inner cylinder is pulled out, and the outer pumping and discharging cylinder is pulled out after the concrete is completely solidified.
7. The construction method of the shallow mucky soil sleeve type pile body construction device as claimed in claim 6, wherein: and 3, throwing a curing agent into the soil body between the inner cylinder and the outer pumping and discharging cylinder to form a cured soil protective layer around the concrete pile.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202111196297.XA CN113882354B (en) | 2021-10-14 | 2021-10-14 | Shallow layer mucky soil sleeve type pile body construction device |
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202111196297.XA CN113882354B (en) | 2021-10-14 | 2021-10-14 | Shallow layer mucky soil sleeve type pile body construction device |
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| Publication Number | Publication Date |
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| CN113882354A true CN113882354A (en) | 2022-01-04 |
| CN113882354B CN113882354B (en) | 2023-04-07 |
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| CN202111196297.XA Active CN113882354B (en) | 2021-10-14 | 2021-10-14 | Shallow layer mucky soil sleeve type pile body construction device |
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Citations (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JP5433885B1 (en) * | 2012-12-11 | 2014-03-05 | 強化土株式会社 | Ground improvement method |
| CN104005411A (en) * | 2014-03-14 | 2014-08-27 | 陈东曙 | Tubular pile construction method and pile tube structure of tubular pile |
| CN106400777A (en) * | 2016-11-10 | 2017-02-15 | 上海勘测设计研究院有限公司 | Vacuum system for channel foundation treatment and construction method |
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2021
- 2021-10-14 CN CN202111196297.XA patent/CN113882354B/en active Active
Patent Citations (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JP5433885B1 (en) * | 2012-12-11 | 2014-03-05 | 強化土株式会社 | Ground improvement method |
| CN104005411A (en) * | 2014-03-14 | 2014-08-27 | 陈东曙 | Tubular pile construction method and pile tube structure of tubular pile |
| CN106400777A (en) * | 2016-11-10 | 2017-02-15 | 上海勘测设计研究院有限公司 | Vacuum system for channel foundation treatment and construction method |
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| Publication number | Publication date |
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| CN113882354B (en) | 2023-04-07 |
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