CN219100076U - Steel pile casing for drilling pile on steep exposed rock surface in deepwater area - Google Patents
Steel pile casing for drilling pile on steep exposed rock surface in deepwater area Download PDFInfo
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- CN219100076U CN219100076U CN202223185290.0U CN202223185290U CN219100076U CN 219100076 U CN219100076 U CN 219100076U CN 202223185290 U CN202223185290 U CN 202223185290U CN 219100076 U CN219100076 U CN 219100076U
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- Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
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- Y02A—TECHNOLOGIES FOR ADAPTATION TO CLIMATE CHANGE
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- Y02A10/23—Dune restoration or creation; Cliff stabilisation
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Abstract
The utility model relates to a steel pile casing of a steep exposed rock face drilling pile in a deep water area, which comprises an upper section casing and a lower section casing, wherein the upper section casing is inserted into the lower section casing, the lower section casing is placed on a slope surface of a rock face slope, an upper limiting ring and a V-shaped water stop belt are fixedly arranged on the outer side of the lower part of the upper section casing, a lower limiting ring is fixedly arranged on the inner side of the upper part of the lower section casing, and a pull ring is arranged on the outer side of the lower part of the lower section casing, so that the casing is stabilized on the slope rock face through a pull rope. The utility model can ensure the effective fixation and combination of the casing and the rock face, and has good turnover property due to the fact that the casing is a tool casing, and can reduce engineering cost.
Description
Technical Field
The utility model relates to the field of pile foundation engineering, in particular to a steel pile casing of a steep exposed rock face drilling pile in a deepwater area.
Background
For the construction of the underwater bored pile with the steep exposed rock surface in the large water level fluctuation area, if a fixed steel platform is adopted, the construction difficulty of a platform pile foundation is high, and under the condition of large water level fluctuation, the adopted platform pile is short, when the water level is high, the platform can be submerged, when the water level is long, the platform is high in a low water level period, personnel and equipment are difficult to go up and down, and the material consumption is high and the cost is high; when a floating platform is adopted, the steel pile casing with fixed length cannot be adapted, and the rock surface is steep, so that the steel pile casing cannot be stabilized, the rock platform needs to be chiseled in advance, and the lower part cannot be matched with the rock surface.
Disclosure of Invention
The utility model aims to solve the technical problem of providing the steel pile casing for the steep exposed rock surface drilling pile in the deepwater area, which can adapt to larger water level change, ensure effective fixation and combination of the pile casing and the rock surface, has good turnover and can reduce engineering cost.
The technical scheme adopted for solving the technical problems is as follows: the steel pile casing comprises an upper section casing and a lower section casing, wherein the upper section casing is inserted into the lower section casing, the lower section casing is arranged on a slope surface of a rock surface slope, an upper limit ring and a V-shaped water stop belt are fixedly arranged on the outer side of the lower part of the upper section casing, a lower limit ring is fixedly arranged on the inner side of the upper part of the lower section casing, a pull ring is arranged on the outer side of the lower part of the lower section casing, and the pull ring is connected with an anchor ring on a shoreline through a guy cable.
According to the scheme, the V-shaped water stop is fixedly arranged on the outer side of the lower part of the upper joint protection barrel, the V-shaped water stop is made of V-shaped rubber, a V-shaped opening of the V-shaped water stop faces downwards, and the V-shaped water stop is located below the limiting ring.
According to the scheme, the lower part of the lower section protection cylinder is an inclined plane, the lower end of the lower section protection cylinder is provided with a membrane bag, the membrane bag is fixedly arranged at the lower end of the lower section protection cylinder through a pressing plate, and the membrane bag is used for pouring concrete into the membrane bag through a grouting hose.
According to the scheme, the membrane bag is fixedly arranged on the lower section protection cylinder through rivets.
According to the scheme, the anchor ring is arranged on the slope rock surface line beside the pile casing, and the pull rings are symmetrically and fixedly arranged on the outer wall of the lower part of the lower section pile casing and used for preventing the pile casing from sliding downwards, and the pull rings and the anchor ring are connected by the inhaul cable.
The utility model also provides a method for installing the steel casing of the drilling pile on the steep exposed rock surface in the deepwater area, which comprises the following steps:
s1, horizontally placing a rolled and welded upper section of protection cylinder, filling a wood part on the lower part of the protection cylinder, fixedly arranging an upper limit ring at a pre-designed position, fixing a V-shaped water stop belt, horizontally placing the lower section of protection cylinder, fixedly arranging a lower limit ring at a pre-designed position on the inner side of the lower section of protection cylinder, and fixing a processed film bag strip belt on the outer wall of the lower section of protection cylinder through rivets by using a pressing plate;
s2, lifting the upper section of pile casing by using a crane, inserting the upper opening of the upper section of pile casing in alignment with the lower opening of the lower section of pile casing, pulling the upper section of pile casing out of the upper opening of the lower section of pile casing by using a steel wire rope tied on the upper section of pile casing, connecting a pull ring with a pull rope, and temporarily fixing the other end of the pull rope on a floating drilling platform;
s3, mounting the superposed pile casings at the corresponding pile positions of the floating drilling platform by using a crane, fixing the upper section pile casings on the floating drilling platform by using the crane after the position is accurate, and slowly loosening slings tied on the lower section pile casings to enable the lower ends of the lower section pile casings to be seated on slope rock surface lines;
s4, anchoring the free end of the inhaul cable temporarily fixed on the floating drilling platform on the anchor ring, pouring concrete into the membrane bag through a grouting hose in a mode of pouring the concrete of the membrane bag, and simultaneously pouring the concrete matched with the rock strength into the pile casing, wherein the top height of the concrete in the pile casing is equal to the highest rock surface in the pile casing;
s5, after drilling is completed, inserting a steel casing for pouring into the hole, and lifting the casing for reuse by a crane after the steel casing for pouring is mounted.
The steel casing of the deep water area steep exposed rock face bored pile and the installation method thereof have the following beneficial effects:
the steel pile casing can well change water level when the drawer is adopted, the lower part adopts a mode of combining and fixing the film bag concrete and the inhaul cable, the effective fixing and combination of the pile casing and the rock face can be ensured, and the steel pile casing has good turnover property due to the fact that the steel pile casing is a tool pile casing, and the engineering cost can be reduced.
Drawings
The utility model will be further described with reference to the accompanying drawings and examples, in which:
FIG. 1 is a top view of a steel casing of a bored pile with steep exposed rock face in a deepwater zone according to the present utility model;
FIG. 2 is a cross-sectional view A-A of FIG. 1;
fig. 3 is a side view of a steel casing of a bored pile with steep exposed rock face in a deepwater zone according to the utility model.
Detailed Description
For a clearer understanding of technical features, objects and effects of the present utility model, a detailed description of embodiments of the present utility model will be made with reference to the accompanying drawings.
As shown in fig. 1, the steel pile casing of the steep exposed rock face drilling pile in the deepwater area comprises an upper section casing 2 and a lower section casing 3, wherein the upper section casing 2 is inserted into the lower section casing 3, the lower section casing 3 is arranged on the slope surface of the rock face slope, an upper limiting ring 11 is fixedly arranged on the outer side of the lower part of the upper section casing 2, and a lower limiting ring 12 is fixedly arranged on the inner side of the upper part of the lower section casing 3. The upper limiting ring 11 is welded on the outer wall of the lower part of the upper section casing 2 by adopting bent round steel.
The outer side of the lower part of the upper joint protection barrel 2 is fixedly provided with a V-shaped water stop 13, the V-shaped water stop 13 is made of V-shaped rubber, a V-shaped opening of the V-shaped water stop 13 faces downwards, and the V-shaped water stop 13 is positioned below the upper limiting ring 11. The lower part of the lower section casing 3 is an inclined plane, the lower end of the lower section casing 3 is provided with a membrane bag 4, the membrane bag 4 is fixedly arranged at the lower end of the lower section casing 3 through a pressing plate 9, and the lower part of the lower section casing 3 is processed into an inclined plane according to the actual measured rock surface inclination. The membrane bag 4 is filled with concrete into the membrane bag 4 through a grouting hose 8. The membrane bag 4 is fixedly arranged on the lower section protection cylinder 3 through a rivet 10. The anchor ring 7 is arranged on the slope rock face line 1 beside the pile casing, and pull rings 6 are symmetrically and fixedly arranged on the outer wall of the lower part of the lower section pile casing 3 and used for preventing the pull rings 6 from being connected with the anchor ring 7 by the stay ropes 5 sliding downwards. The lower part of the lower section casing 3 is an inclined plane, an inclined plane rock base is preferably used, the lower end of the lower section casing 3 is used for fixing the membrane bag 4 on the outer side of the lower section casing 3 by using a pressing plate 9, the pressing plate 9 is formed by processing a steel plate belt, the lower section casing 3 is fixed by using rivets 10, and the membrane bag 4 is filled with concrete into the membrane bag 4 through grouting hoses 8 (cuffs) after the steel casing is thoroughly positioned. The slope rock face line 1 near the pile foundation is provided with an anchor ring 7 fixed by anchoring, pull rings 6 are symmetrically welded on the outer wall of the lower part of the lower section casing 3, and the pull rings 6 and the anchor ring 7 are connected by a guy cable 5 for preventing the casing from sliding down.
The utility model also provides a method for installing the steel casing of the drilling pile on the steep exposed rock surface in the deepwater area, which comprises the following steps:
s1, horizontally placing the rolled and welded upper section protection cylinder 2, filling a wood part on the lower part, fixedly arranging an upper limit ring 11 at a pre-designed position, fixing a V-shaped water stop belt 13, horizontally placing the lower section protection cylinder 3, fixedly arranging a lower limit ring 12 at a pre-designed position on the inner side of the lower section protection cylinder 3, and fixing a processed film bag 4 strip belt pressing plate 9 on the outer wall of the lower section protection cylinder 3 through a rivet 10;
s2, lifting the upper section of pile casing 2 by a crane, inserting the upper opening of the upper section of pile casing 2 in alignment with the lower opening of the lower section of pile casing 3, pulling the upper section of pile casing 2 out of the upper opening of the lower section of pile casing 3 through a steel wire rope tied on the upper section of pile casing 2, connecting a pull ring 6 with a guy cable 5, and temporarily fixing the other end of the guy cable 5 on a floating drilling platform;
s3, mounting the superposed pile casings at the corresponding pile positions of the floating drilling platform by using a crane, fixing the upper section pile casing 2 on the floating drilling platform by using the crane after the position is accurate, and slowly loosening the sling 14 tied on the lower section pile casing 3 to enable the lower end of the lower section pile casing 3 to be seated on the slope rock surface line 1;
s4, anchoring the free end of the guy cable 5 temporarily fixed on the floating drilling platform on the anchor ring 7, pouring concrete into the membrane bag 4 through a grouting hose 8 (cuff) by using a mode of pouring concrete of the membrane bag 4, and pouring concrete matched with rock strength into the pile casing when required, wherein the top height of the concrete in the pile casing is equal to the highest rock surface in the pile casing;
s5, after drilling is completed, inserting a steel casing for pouring into the hole, and lifting the casing for reuse by a crane after the steel casing for pouring is mounted.
The embodiments of the present utility model have been described above with reference to the accompanying drawings, but the present utility model is not limited to the above-described embodiments, which are merely illustrative and not restrictive, and many forms may be made by those having ordinary skill in the art without departing from the spirit of the present utility model and the scope of the claims, which are to be protected by the present utility model.
Claims (5)
1. The utility model provides a steep bare rock face bored pile steel pile casing in deep water district, its characterized in that protects a section of thick bamboo and lower section of thick bamboo including upper segment and protects a section of thick bamboo, upper segment protects a section of thick bamboo and inserts in lower section of thick bamboo, lower section of thick bamboo is protected a section of thick bamboo and is placed on the slope face of rock face, and the slope of lower mouth is basically identical with rock face slope, upper segment protects a section of thick bamboo lower part outside fixed upper limit ring and V type waterstop that is provided with, lower section of thick bamboo upper portion inboard fixed lower limit ring that is provided with, lower section of thick bamboo's lower part outside is provided with the pull ring, the pull ring passes through the cable and is connected with the anchor ring on the coastline.
2. The steel pile casing for the steep exposed rock face drilling pile in the deep water area according to claim 1, wherein the V-shaped water stop is fixedly arranged on the outer side of the lower portion of the upper section casing, the V-shaped water stop is made of V-shaped rubber, a V-shaped opening of the V-shaped water stop faces downwards, and the V-shaped water stop is located below the limiting ring.
3. The steel casing for the deep water area steep exposed rock face bored pile according to claim 1, wherein the lower portion of the lower section casing is an inclined plane, a membrane bag is arranged at the lower end of the lower section casing, the membrane bag is fixedly arranged at the lower end of the lower section casing through a pressing plate, and concrete is poured into the membrane bag through a grouting hose.
4. A deep water section steep exposed rock face bored pile steel casing according to claim 3, wherein the membrane bags are fixedly arranged on the lower section casing by rivets.
5. The steel casing for the deep water area steep exposed rock face bored pile, according to claim 1, wherein an anchor ring is arranged on a slope rock face line beside the casing, pull rings are symmetrically and fixedly arranged on the outer wall of the lower portion of the lower section casing, and the pull rings are connected with the anchor ring by the stay ropes for preventing the casing from sliding downwards.
Applications Claiming Priority (2)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202222511169 | 2022-09-22 | ||
| CN2022225111696 | 2022-09-22 |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN219100076U true CN219100076U (en) | 2023-05-30 |
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ID=86468293
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202223185290.0U Active CN219100076U (en) | 2022-09-22 | 2022-11-29 | Steel pile casing for drilling pile on steep exposed rock surface in deepwater area |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN219100076U (en) |
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2022
- 2022-11-29 CN CN202223185290.0U patent/CN219100076U/en active Active
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