CN114197473B - Limiting protection device for overwater platform reducing pile and construction method thereof - Google Patents
Limiting protection device for overwater platform reducing pile and construction method thereof Download PDFInfo
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- CN114197473B CN114197473B CN202111548043.XA CN202111548043A CN114197473B CN 114197473 B CN114197473 B CN 114197473B CN 202111548043 A CN202111548043 A CN 202111548043A CN 114197473 B CN114197473 B CN 114197473B
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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
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- E—FIXED CONSTRUCTIONS
- E02—HYDRAULIC ENGINEERING; FOUNDATIONS; SOIL SHIFTING
- E02D—FOUNDATIONS; EXCAVATIONS; EMBANKMENTS; UNDERGROUND OR UNDERWATER STRUCTURES
- E02D15/00—Handling building or like materials for hydraulic engineering or foundations
- E02D15/08—Sinking workpieces into water or soil inasmuch as not provided for elsewhere
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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
- E02D5/66—Mould-pipes or other moulds
- E02D5/68—Mould-pipes or other moulds for making bulkheads or elements thereof
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Abstract
The invention discloses a limiting protection device for reducing piles of an overwater platform and a construction method of the limiting protection device. According to the limiting protection device for the overwater platform reducing pile, during construction, the protection device body can be pre-processed on the ground, and after the steel pile casing is sunk, the limiting protection device is hung upside down in the steel pile casing, so that the construction period is shortened.
Description
Technical Field
The invention relates to the technical field of pile foundation construction equipment, in particular to a limiting protection device for an overwater platform reducing pile and a construction method of the limiting protection device.
Background
At present in the above-water platform dysmorphism stake work progress, because the steel protects a section of thick bamboo and can receive the extrusion force that comes from the outside, easily takes place bending deformation, influences construction safety, so after sinking the steel generally, protect a section of thick bamboo by the workman with spacing protection device welded fastening inside the steel protects a section of thick bamboo, and current spacing protection device structure is complicated relatively, process time is long, leads to the corresponding increase of construction cycle, consequently is necessary to improve current spacing protection device.
Disclosure of Invention
The invention aims to solve the technical problems that the existing limiting protection device is complex in structure and long in processing time, so that the construction period is correspondingly increased. In order to overcome the defects of the prior art, the invention provides the limiting protection device for the reducing pile of the water platform.
In order to achieve the purpose, the invention adopts the following technical scheme:
the invention provides a limiting protection device for reducing piles of an overwater platform, which comprises a protection device body hung upside down in a steel protection cylinder, wherein the protection device body is formed by splicing more than two installation units from top to bottom, each installation unit comprises an annular steel plate, support columns and an installation foot seat, four support columns are uniformly distributed on the annular steel plate along the circumference, the support columns are vertically arranged on the annular steel plate, the free ends of the support columns are fixedly connected with the annular steel plate at the bottom of the other installation unit, and the installation foot seats are fixedly arranged at the free ends of the support columns on one installation unit.
In a preferred technical scheme of the invention, the annular steel plate and the support column are both made of channel steel, the opening of the channel steel faces outwards, and elastic battens are filled in the notch.
In a preferred technical scheme of the invention, the mounting foot seat is made of channel steel, and a lifting point is fixedly arranged in the channel.
In a preferred technical scheme of the invention, an auxiliary supporting mechanism is further fixed at the top of the steel protective cylinder and comprises a supporting component and a positioning component, the supporting component comprises a supporting rib plate, a fastening bolt, an annular base, a sleeve, a clamping plate, an adjusting threaded rod, a rotating handle, a lifting rod and a buffer spring, the supporting rib plate is fixed on the outer wall of the steel protective cylinder through the fastening bolt, the annular base is sleeved on the steel protective cylinder, more than two slots are uniformly formed in the inner side of the annular base, one end of the sleeve is inserted into the slots, the other end of the sleeve is fixedly connected with the clamping plate, the rotating handle is rotatably connected to the outer side of the annular base through the adjusting threaded rod, the free end of the adjusting threaded rod extends into the slots and is in threaded connection with the sleeve, the positioning component is arranged above the annular base, the positioning component is fixedly connected with the annular base through the lifting rod, and the buffer spring is sleeved on the lifting rod.
In a preferred technical scheme of the invention, the positioning assembly comprises a fixed seat, a first slide block, a driving motor, a threaded shaft, a second slide block, a first compression spring, a support rod, a semicircular ring, a connecting rod and a hook rod, wherein a first sliding groove is formed in one side of the fixed seat, the first slide block is slidably connected in the first sliding groove, the driving motor is embedded in the bottom of the first sliding groove, the threaded shaft is fixedly arranged at the power output end of the driving motor, the first slide block is in threaded connection with the threaded shaft, the second slide block is symmetrically arranged on two sides of the first slide block, the second slide block is fixedly connected with the side wall of the first sliding groove through the first compression spring, the support rod is vertically and fixedly arranged on the second slide block, the semicircular ring is arranged on one side of the fixed seat, the second sliding groove is formed in the side surface of the semicircular ring, the free end of the support rod is slidably connected with the second sliding groove, one end of the connecting rod is rotatably connected with the semicircular ring, the other end of the connecting rod is fixedly arranged on the first slide block, the hook rod is fixedly arranged on one side of the second slide block close to the first slide block, and positioning grooves are matched with positioning grooves formed in two sides of the first slide block.
In a preferred technical scheme of the invention, the positioning assembly further comprises a locking module, the locking module is fixedly arranged in the positioning groove, the locking module comprises a wedge-shaped block, a second compression spring and a guide sheet, a control cavity is formed above the positioning groove and is communicated with the positioning groove through a through hole, the guide sheet is slidably connected in the control cavity, the guide sheet is fixedly connected with the top wall of the control cavity through the second compression spring, the wedge-shaped block is slidably connected in the through hole, and the top of the wedge-shaped block is fixedly connected with the guide sheet.
The invention also provides a construction method based on the limiting protection device of the overwater platform reducing pile, which comprises the following steps:
s1, forming a bridge pile foundation;
s2, installing a limiting protection device, and hanging the limiting protection device on the steel casing in an inverted manner;
s3, manually chiseling a pile head;
s4, hoisting the steel reinforcement cage, namely dividing the steel reinforcement cage into two sections for hoisting, firstly hoisting a first section of the steel reinforcement cage, extending the first section of the steel reinforcement cage out of the steel protective cylinder by 30cm, and then hoisting a first section of pier column combined template, wherein the height requirement of the first section of pier column combined template is lower than that of the first section of the steel reinforcement cage; then hoisting a second section of reinforcement cage, welding the second section of reinforcement cage on the first section of reinforcement cage to enable the second section of reinforcement cage to meet the elevation of the drawing, and then hoisting a second section of pier column combined template to enable the second section of reinforcement cage to reach the corresponding elevation;
s5, pouring concrete;
s6, pulling out the limiting protection device from the steel protective cylinder;
s7, removing the first pier column combination template and the second pier column combination template.
The invention has the beneficial effects that:
according to the limiting protection device for the reducing pile of the water platform, during construction, the protection device body can be pre-processed on the ground, and after a steel pile casing is sunk, the limiting protection device is hung upside down in the steel pile casing, so that the construction period is shortened.
Drawings
Fig. 1 is a schematic structural view of a protection device body in a limiting protection device for an overwater platform reducing pile according to an embodiment of the present invention;
fig. 2 is a schematic structural view of an auxiliary supporting mechanism in the limiting and protecting device for the reducing pile of the water platform according to the embodiment of the invention;
fig. 3 is a schematic structural diagram of a positioning assembly in a limiting and protecting device for a reducing pile of an offshore platform according to an embodiment of the present invention;
FIG. 4 is an enlarged schematic view of the point A in FIG. 3
Fig. 5 is a half-sectional view of a limiting and protecting device for reducing piles of an offshore platform according to an embodiment of the invention.
In the figure:
1. a steel casing; 2. a protection device body; 21. an annular steel plate; 22. a support pillar; 23. mounting a foot seat; 24. hoisting points; 3. an auxiliary support mechanism; 4. a load bearing assembly; 41. a support rib plate; 42. fastening a bolt; 43. an annular base; 431. a slot; 44. a sleeve; 45. a clamping plate; 46. adjusting the threaded rod; 47. rotating the handle; 48. a lifting rod; 49. a buffer spring; 5. a positioning assembly; 501. a fixed seat; 502. a first chute; 503. a first slider; 504. a drive motor; 505. a threaded shaft; 506. a second slider; 507. a first compression spring; 508. a support bar; 509. a semicircular ring; 510. a second chute; 511. a connecting rod; 512. a hook rod; 513. positioning a groove; 6. a locking module; 61. a wedge block; 62. a second compression spring; 63. a guide piece; 64. a control chamber; 65. and a through hole.
Detailed Description
The technical scheme of the invention is further explained by the specific implementation mode in combination with the attached drawings.
As shown in fig. 1-5, the embodiment provides a limiting protection device for an overwater platform reducing pile, which includes a protection device body 2 hung upside down in a steel casing 1, the protection device body 2 is formed by splicing more than two installation units up and down, each installation unit includes an annular steel plate 21, four support columns 22 and an installation foot seat 23, four support columns 22 are uniformly distributed on the annular steel plate 21 along the circumference, the support columns 22 are vertically installed on the annular steel plate 21, the free ends of the support columns 22 are fixedly connected with the annular steel plate 21 at the bottom of another installation unit, and the installation foot seat 23 is fixedly arranged at the free end of the support column 22 on one installation unit. In the embodiment, the mounting foot seats 23 are arranged along the diameter direction of the annular steel plate 21, and the mounting foot seats 23 are required to be perpendicular to the supporting columns 22 during welding, so that the bottom surfaces of the mounting foot seats 23 are uniformly stressed, and the local deformation of the bottom surfaces of the mounting foot seats is prevented, so that the protection device body 2 is prevented from being inclined, and the construction precision is influenced; in order to ensure that the protection device body 2 can be hung upside down on the steel casing 1, the distance from one end of the mounting foot seat 23 far away from the support column 22 to the central axis of the annular steel plate 21 needs to be greater than the radius of the steel casing 1 during processing. The protection device body 2 and the steel casing 1 can be dismantled and connected, can assemble it on the ground in advance before the construction, after finishing to sink the steel casing 1, adopt the mode of hoist and mount to hang it in the steel casing 1 upside down to can reduce the required man-hour of welding process, shorten construction period, and can retrieve it after the construction is accomplished, reducible construction cost.
Specifically, the annular steel plate 21 and the supporting columns 22 are made of channel steel, the channel steel is opened outwards, and elastic battens are filled in the channel openings. In the embodiment, the annular steel plate 21 and the support columns 22 are made of channel steel, the channel steel is easy to obtain, the processing difficulty is low, and the processing and manufacturing cost can be reduced; the notch outwards, can avoid constructor to take place to collide with the channel-section steel when the construction in steel protects a 1, lead to the injury. Through filling the elastic battens in the gap between the inner wall of the annular steel plate 21 and the steel pile casing 1, the gap between the inner wall of the steel pile casing 1 and the supporting column 22, the elastic battens can deform elastically when being extruded, so that the steel pile casing 1 can be prevented from deforming when the pile head is chiseled in the interior, and the construction progress is influenced.
Specifically, the mounting base 23 is made of channel steel, and a hanging point 24 is fixedly arranged in the channel steel. In this embodiment, the lifting point 24 is a circular ring, each mounting base 23 is fixedly disposed in the lifting point 24, and the lifting point 24 is used for connecting a crane to complete the lifting of the protection device body 2.
Specifically, the top of the steel casing 1 is further fixed with an auxiliary supporting mechanism 3, the auxiliary supporting mechanism 3 comprises a bearing component 4 and a positioning component 5, the bearing component 4 comprises a supporting rib plate 41, a fastening bolt 42, an annular base 43, a sleeve 44, a clamping plate 45, an adjusting threaded rod 46, a rotating handle 47 and a lifting rod 48, the supporting rib plate 41 is fixed on the outer wall of the steel casing 1 through the fastening bolt 42, the annular base 43 is sleeved on the steel casing 1, more than two slots 431 are uniformly formed in the inner side of the annular base 43, one end of the sleeve 44 is inserted into the slots 431, the other end of the sleeve 44 is fixedly connected with the clamping plate 45, the rotating handle 47 is rotatably connected to the outer side of the annular base 43 through the adjusting threaded rod 46, the free end of the adjusting threaded rod 46 extends into the slots 431 and is in threaded connection with the sleeve 44, the positioning component 5 is arranged above the annular base 43, the positioning component 5 is fixedly connected with the annular base 43 through the lifting rod 48, and a buffer spring 49 is sleeved on the lifting rod 48. In this embodiment, the support rib plate 41 is an arc plate, and is tightly attached to the outer wall of the steel casing 1, the fastening bolt 42 is used to fix the support rib plate 41, and the support rib plate 41 can reinforce the steel casing 1, so as to increase the bending resistance of the steel casing 1; the width of the support rib plate 41 is greater than the width of a gap between the steel casing 1 and the annular base 43, so that the support rib plate 41 can also be used for bearing the annular base 43, thereby reducing the acting force applied to the steel casing 1 and preventing the side wall of the steel casing 1 from being deformed under pressure; an arc-shaped groove is formed in one side, close to the steel casing 1, of the clamping plate 45. During the construction, treat that a steel protects a 1 and sink the back that finishes, at first be fixed in the steel through fastening bolt 42 with support floor 41 and protect a 1 lateral wall, then locate a 1 with annular base 43 cover on the steel protects a 1, rotatory turning handle 47 simultaneously, turning handle 47 drives sleeve 44 through adjusting threaded rod 46 and slides in slot 431, and then make clamp plate 45 move towards the one side that is close to a 1 is protected to the steel, thereby a plurality of clamp plates 45 that the steel protected a 1 outside mutually support and firmly clip a 1 with the steel, through adjusting turning handle 47 repeatedly, can make a 1 central point that is in annular base 43 of steel protection, accomplish centering. Positioning element 5 is used for protecting device body 2 and steel and protects 1 alignment, lifter 48 is used for making protection device body 2 at the uniform velocity slowly descend, avoid taking place to collide with steel protects a 1, buffer spring 49 is used for lightening the vibration, it shakes to drive the annular base 43 when avoiding protection device body 2 and positioning element 5 collision, and then make protection device body 2 and steel protect 1 dislocation of a 1, reached and made the workman can install protection device body 2 fast, long effect during the reduction construction.
Specifically, the positioning assembly 5 includes a fixing base 501, a first slider 503, a driving motor 504, a threaded shaft 505, a second slider 506, a first compression spring 507, a support rod 508, a semi-circular ring 509, a connecting rod 511 and a hook rod 512, wherein a first sliding slot 502 is formed in one side of the fixing base 501, the first slider 503 is slidably connected in the first sliding slot 502, the driving motor 504 is embedded in the bottom of the first sliding slot 502, the threaded shaft 505 is fixedly disposed at a power output end of the driving motor 504, the first slider 503 is in threaded connection with the threaded shaft 505, the second slider 506 is symmetrically disposed on two sides of the first slider 503, the second slider 506 is fixedly connected with a side wall of the first sliding slot 502 through the first compression spring 507, the support rod 508 is vertically and fixedly disposed on the second slider 506, the semi-circular ring 509 is disposed on one side of the fixing base 501, the second sliding slot 510 is formed in a side of the semi-circular ring 509, a free end of the support rod 508 is slidably connected with the second sliding slot 510, one end of the connecting rod 511 is rotatably connected with the semi-circular ring 509, the other end of the connecting rod 511 is fixedly disposed on the first slider 503, one side of the second slider 506 is fixedly disposed on one side close to the first slider 503, and a positioning slot 513 is formed in which is disposed on two sides of the first slider 503, and both sides of the first slider 503 is fixedly disposed with the hook rod 512, and both sides of the first slider 503. In this embodiment, in the initial state, the first sliding block 503 is located at a position where the first sliding slot 502 is close to the notch, the two second sliding blocks 506 are located at two ends of the first sliding slot 502, respectively, and the first compression spring 507 is in an unstretched state, at this time, the free ends of the two semicircular rings 509 are away from each other and open an opening. When the protection device body 2 is hoisted above the steel protection cylinder 1, the driving motor 504 is started, the driving motor 504 drives the first sliding block 503 to move leftwards through the threaded shaft 505, the first sliding block 503 drives the semicircular ring 509 to rotate along the free end of the supporting rod 508 through the connecting rod 511, the opening is closed, meanwhile, the semicircular ring 509 pulls the second sliding block 506 to approach the first sliding block 503 and stretch the first compression spring 507, when the first sliding block 503 continuously moves to the innermost side, the second sliding block 506 is driven to cling to the surface of the first sliding block 503, the hook rod 512 is inserted into the positioning groove 513, so that the first sliding block 503 is limited to continuously move, at the moment, the two semicircular rings 509 are just closed, the protection device body 2 is clamped and aligned with the steel protection cylinder 1, and the protection device body 2 can be prevented from being clamped or damaged by the semicircular rings 509.
Specifically, locating component 5 still includes locking module 6, locking module 6 sets firmly in constant head tank 513, locking module 6 includes wedge 61, second compression spring 62 and guide vane 63, control chamber 64 has been seted up to constant head tank 513 top, control chamber 64 passes through-hole 65 and constant head tank 513 intercommunication, guide vane 63 sliding connection is in control chamber 64, guide vane 63 passes through second compression spring 62 and control chamber 64 roof fixed connection, wedge 61 sliding connection is in through-hole 65, and wedge 61 top and guide vane 63 fixed connection. In this embodiment, a gap is left between the free end of the wedge block 61 and the sidewall of the positioning groove 513, and the width of the gap is greater than the maximum width of the hook rod 512. After the hook rod 512 is inserted into the positioning groove 513, the hook rod 512 is driven by the second slider 506 to move inwards continuously, so that the wedge block 61 is pressed to move rightwards and press the second compression spring 62, and when the hook rod 512 moves inwards continuously, the wedge block 61 is clamped with the hook rod 512 under the action of the second compression spring 62, so that the first slider 503 and the second slider 506 are fixed, and the semicircular ring 509 can be prevented from being loosened. When the protection device body 2 needs to be taken down, at first, the lifting rod 49 is pulled out of the steel casing 1, then the driving motor 504 is controlled to rotate reversely, at the moment, the first sliding block 503 moves towards the direction close to the notch of the positioning groove 513, and further the wedge block 61 moves rightwards relative to the hook rod 512, so that the wedge block 61 and the hook rod 512 are separated from being clamped, at the moment, the second sliding block 506 moves towards the two ends of the first sliding groove 502 under the action of the first compression spring 507, so that the two semicircular rings 509 are driven to be separated through the supporting rod 508, at the moment, the protection device body 2 can be taken down, and the recovery is convenient.
The invention also provides a construction method based on the limiting protection device of the overwater platform reducing pile, which comprises the following steps:
s1, forming a bridge pile foundation;
s2, installing a limiting protection device, and hanging the limiting protection device on the steel casing 1 in an inverted manner;
s3, manually chiseling a pile head;
s4, hoisting the steel reinforcement cage, namely dividing the steel reinforcement cage into two sections for hoisting, firstly hoisting a first section of the steel reinforcement cage, extending the first section of the steel reinforcement cage out of the steel protective cylinder by 30cm, and then hoisting a first section of pier column combined template, wherein the height requirement of the first section of pier column combined template is lower than that of the first section of the steel reinforcement cage; then hoisting a second section of reinforcement cage, welding the second section of reinforcement cage on the first section of reinforcement cage to enable the second section of reinforcement cage to meet the elevation of the drawing, and then hoisting a second section of pier column combined template to enable the second section of reinforcement cage to reach the corresponding elevation;
s5, pouring concrete;
s6, pulling out the limiting protection device from the steel casing 1;
s7, removing the first pier column combination template and the second pier column combination template.
While the invention has been described with reference to a preferred embodiment, it will be understood by those skilled in the art that various changes may be made and equivalents may be substituted for elements thereof without departing from the spirit and scope of the invention. The present invention is not intended to be limited to the specific embodiments disclosed herein, but other embodiments falling within the scope of the appended claims are intended to be within the scope of the present invention.
Claims (5)
1. The utility model provides a spacing protection device of platform reducing pile on water which characterized in that: the protective device comprises a protective device body (2) hung upside down in a steel protective cylinder (1), wherein the protective device body (2) is formed by splicing more than two installation units up and down, each installation unit comprises an annular steel plate (21), support columns (22) and installation foot seats (23), four support columns (22) are uniformly distributed above the annular steel plate (21) along the circumference, the support columns (22) are vertically installed on the annular steel plate (21), the free ends of the support columns (22) are fixedly connected with the annular steel plate (21) at the bottom of the other installation unit, the installation foot seats (23) are fixedly arranged at the free ends of the support columns (22) on one installation unit, and an auxiliary support mechanism (3) is further fixed at the top of the steel protective cylinder (1);
the auxiliary supporting mechanism (3) comprises a bearing component (4) and a positioning component (5), the bearing component (4) comprises a supporting rib plate (41), a fastening bolt (42), an annular base (43), a sleeve (44), a clamping plate (45), an adjusting threaded rod (46), a rotating handle (47), a lifting rod (48) and a buffer spring (49), the supporting rib plate (41) is fixed on the outer wall of the steel casing (1) through the fastening bolt (42), the annular base (43) is sleeved on the steel casing (1), more than two slots (431) are uniformly formed in the inner side of the annular base (43), one end of the sleeve (44) is inserted into the slots (431), the other end of the sleeve (44) is fixedly connected with the clamping plate (45), the rotating handle (47) is rotatably connected to the outer side of the annular base (43) through the adjusting threaded rod (46), the free end of the adjusting threaded rod (46) extends into the slots (431) and is in threaded connection with the sleeve (44), the positioning component (5) is arranged above the annular base (43), the positioning component (5) is connected with the lifting rod (48) through the lifting rod (48);
the positioning component (5) comprises a fixed seat (501), a first sliding block (503), a driving motor (504), a threaded shaft (505), a second sliding block (506), a first compression spring (507), a supporting rod (508), a semicircular ring (509), a connecting rod (511) and a hook rod (512), wherein the first sliding groove (502) is formed in one side of the fixed seat (501), the first sliding block (503) is connected into the first sliding groove (502) in a sliding manner, the driving motor (504) is embedded at the bottom of the first sliding groove (502), the threaded shaft (505) is fixedly arranged at the power output end of the driving motor (504), the first sliding block (503) is connected with the threaded shaft (505) in a threaded manner, the second sliding block (506) is symmetrically arranged on two sides of the first sliding block (503), the second sliding block (506) is fixedly connected with the side wall of the first sliding groove (502) through the first compression spring (507), the supporting rod (508) is vertically and fixedly arranged on the second sliding block (506), the semicircular ring (509) is arranged on one side of the fixed seat (501), the second sliding groove (509) is provided with a second sliding groove (510), the other end of the connecting rod (511), and the connecting rod (511) is fixedly connected with the sliding groove (511) and the connecting rod (511), one side of the second sliding block (506) close to the first sliding block (503) is fixedly provided with a hook rod (512), and two sides of the first sliding block (503) are provided with positioning grooves (513) in a matched mode.
2. The limiting protection device for the reducing pile of the water platform according to claim 1, characterized in that: the annular steel plate (21) and the supporting columns (22) are both made of channel steel, the openings of the channel steel face outwards, and elastic battens are filled in the notches.
3. The limiting protection device for the reducing piles of the water platform according to claim 2, characterized in that: the mounting foot seats (23) are made of channel steel, and lifting points (24) are fixedly arranged in the channel steel.
4. The limiting protection device for the reducing piles of the water platform according to claim 1, wherein: locating component (5) still includes locking module (6), locking module (6) set firmly in constant head tank (513), locking module (6) are including wedge (61), second compression spring (62) and guide vane (63), control chamber (64) have been seted up to constant head tank (513) top, control chamber (64) communicate through-hole (65) and constant head tank (513), guide vane (63) sliding connection is in control chamber (64), guide vane (63) are through second compression spring (62) and control chamber (64) roof fixed connection, wedge (61) sliding connection is in through-hole (65), and wedge (61) top and guide vane (63) fixed connection.
5. A construction method for a limiting and protecting device of a reducing pile of a water platform based on any one of claims 1 to 4 is characterized by comprising the following steps:
s1, forming a bridge pile foundation;
s2, installing a limiting protection device, and hanging the limiting protection device on the steel casing (1) upside down;
s3, manually chiseling a pile head;
s4, hoisting the steel reinforcement cage, namely dividing the steel reinforcement cage into two sections for hoisting, firstly hoisting a first section of the steel reinforcement cage, extending the first section of the steel reinforcement cage out of the steel protective cylinder by 30cm, then hoisting a first section of pier column combined template, wherein the height requirement of the first section of pier column combined template is lower than that of the first section of the steel reinforcement cage; then hoisting a second section of reinforcement cage, welding the second section of reinforcement cage on the first section of reinforcement cage to enable the second section of reinforcement cage to meet the elevation of the drawing, and then hoisting a second section of pier column combined template to enable the second section of reinforcement cage to reach the corresponding elevation;
s5, pouring concrete;
s6, pulling out the limiting protection device from the steel casing (1);
s7, removing the first pier column combination template and the second pier column combination template.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202111548043.XA CN114197473B (en) | 2021-12-16 | 2021-12-16 | Limiting protection device for overwater platform reducing pile and construction method thereof |
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202111548043.XA CN114197473B (en) | 2021-12-16 | 2021-12-16 | Limiting protection device for overwater platform reducing pile and construction method thereof |
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| CN114197473A CN114197473A (en) | 2022-03-18 |
| CN114197473B true CN114197473B (en) | 2023-01-17 |
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Citations (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN109440762A (en) * | 2018-11-14 | 2019-03-08 | 浙江景昌建设有限公司 | A kind of construction method of drainage pumping plant bored concrete pile |
| JP2020079497A (en) * | 2018-11-12 | 2020-05-28 | 鹿島建設株式会社 | Method for driving pile body |
| CN111910631A (en) * | 2020-08-20 | 2020-11-10 | 安徽祺泰建设工程有限公司 | Pile foundation construction platform and pile foundation construction method |
| CN211922623U (en) * | 2019-12-09 | 2020-11-13 | 中铁十八局集团第四工程有限公司 | Steel casing verticality limiting and guiding device for underwater pile |
| CN112177027A (en) * | 2020-10-09 | 2021-01-05 | 安徽畅达建筑工程有限公司 | Pile foundation structure and construction method thereof |
| CN112609684A (en) * | 2020-12-11 | 2021-04-06 | 宁波华康陆鼎建设有限公司 | Foundation pile concrete cast-in-situ bored pile structure and construction method thereof |
-
2021
- 2021-12-16 CN CN202111548043.XA patent/CN114197473B/en active Active
Patent Citations (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JP2020079497A (en) * | 2018-11-12 | 2020-05-28 | 鹿島建設株式会社 | Method for driving pile body |
| CN109440762A (en) * | 2018-11-14 | 2019-03-08 | 浙江景昌建设有限公司 | A kind of construction method of drainage pumping plant bored concrete pile |
| CN211922623U (en) * | 2019-12-09 | 2020-11-13 | 中铁十八局集团第四工程有限公司 | Steel casing verticality limiting and guiding device for underwater pile |
| CN111910631A (en) * | 2020-08-20 | 2020-11-10 | 安徽祺泰建设工程有限公司 | Pile foundation construction platform and pile foundation construction method |
| CN112177027A (en) * | 2020-10-09 | 2021-01-05 | 安徽畅达建筑工程有限公司 | Pile foundation structure and construction method thereof |
| CN112609684A (en) * | 2020-12-11 | 2021-04-06 | 宁波华康陆鼎建设有限公司 | Foundation pile concrete cast-in-situ bored pile structure and construction method thereof |
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