CN220953409U - Centering limiting equipment for construction of prestressed pipe pile by hole-guiding pile sinking method - Google Patents
Centering limiting equipment for construction of prestressed pipe pile by hole-guiding pile sinking method Download PDFInfo
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- CN220953409U CN220953409U CN202323048801.9U CN202323048801U CN220953409U CN 220953409 U CN220953409 U CN 220953409U CN 202323048801 U CN202323048801 U CN 202323048801U CN 220953409 U CN220953409 U CN 220953409U
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- 238000010276 construction Methods 0.000 title claims abstract description 43
- 238000000034 method Methods 0.000 title claims abstract description 23
- 230000000087 stabilizing effect Effects 0.000 claims description 8
- 238000013016 damping Methods 0.000 claims description 5
- 230000000712 assembly Effects 0.000 claims description 3
- 238000000429 assembly Methods 0.000 claims description 3
- 230000000007 visual effect Effects 0.000 abstract description 3
- 239000002689 soil Substances 0.000 abstract description 2
- 239000011083 cement mortar Substances 0.000 description 2
- 230000000694 effects Effects 0.000 description 2
- 238000012986 modification Methods 0.000 description 2
- 230000004048 modification Effects 0.000 description 2
- 230000009286 beneficial effect Effects 0.000 description 1
- 238000004891 communication Methods 0.000 description 1
- 230000007547 defect Effects 0.000 description 1
- 239000000945 filler Substances 0.000 description 1
- 238000011900 installation process Methods 0.000 description 1
- 239000004576 sand Substances 0.000 description 1
- 238000003466 welding Methods 0.000 description 1
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- Placing Or Removing Of Piles Or Sheet Piles, Or Accessories Thereof (AREA)
Abstract
The utility model discloses centering and limiting equipment for construction of a prestressed pipe pile by a hole-guiding pile sinking method, which is characterized in that when a pile casing and a pipe pile are installed in construction of the prestressed pipe pile by the hole-guiding pile sinking method, the center of the pile casing and the center of the pipe pile are determined to be positioned by a laser positioning device, the end of a telescopic rod is driven by a limiting device hydraulic cylinder B to adjust the lowering position of the pile casing and the pipe pile, when the pipe pile is installed, the pile casing is clamped by a limiting thin plate of a folding limiting component, when a part of soil body is lowered by the pipe pile, the limiting device hydraulic cylinder A is used for controlling a limiting plate clamp to fasten the pipe pile to finely adjust the telescopic rod so that the pipe pile is kept vertically positioned with a construction surface, and the upper pipe pile and the lower pipe pile are respectively fixed by controlling the limiting device hydraulic cylinder A and the limiting device hydraulic cylinder B, so that the verticality and the center positioning of the upper pipe pile and the lower pipe pile are adjusted to be consistent, the problem that construction deviation possibly occurs in traditional manual visual positioning is abandoned, and the construction efficiency is improved.
Description
Technical Field
The utility model relates to the technical field of pipe pile construction equipment, in particular to centering and limiting equipment for prestressed pipe pile construction by a hole-guiding pile sinking method.
Background
When the pile is pre-stressed by the hole-guiding pile sinking method, the pile casing is buried first, the pile position of the foundation point is retested after the pile casing is buried and the hole is formed, then cement mortar pouring is carried out, and finally the pile is sunk. The pile casing is buried and connected with the pipe pile in a sinking mode, limiting and centering are needed, and therefore deviation of the pile casing center and the pile position center is guaranteed to meet the specification. The currently adopted centering limiting mode is visual positioning after manual scribing, and the traditional mode has the defects of large construction deviation, low construction efficiency and low safety coefficient.
Therefore, a centering and limiting device for the prestressed pipe pile construction by the hole-guiding pile sinking method needs to be developed to solve the problems.
Disclosure of Invention
The utility model aims to solve the problems and designs centering and limiting equipment for the construction of the prestressed pipe pile by a hole-guiding pile sinking method.
The utility model realizes the above purpose through the following technical scheme:
a guiding hole pile sinking method prestressed pipe pile construction centering limiting device comprises:
an annular lower seat (11);
A limit support (21); the limiting support frame (21) comprises two limiting columns; the two limit posts are symmetrically distributed according to the axial lead of the annular lower seat (11);
An annular upper seat (31); the annular lower seat (11) and the annular upper seat (31) are axially connected through a limiting support frame (21);
Two hydraulic cylinders A (22); the two hydraulic cylinders A (22) are arranged on the same horizontal plane, and the two hydraulic cylinders A (22) are oppositely arranged at the inner sides of the two limit posts;
Two hydraulic cylinders B (13); the two hydraulic cylinders B (13) are arranged on the same horizontal plane, the two hydraulic cylinders B (13) are oppositely arranged on the inner side of the annular lower seat (11), and the two hydraulic cylinders A (22) and the two hydraulic cylinders B (13) are overlapped in the vertical direction.
Specifically, a semi-annular limiting plate (23) is arranged at the end part of a piston rod of the hydraulic cylinder A (22).
Further, elastic compressed rubber is adhered and fixed inside the semi-annular limiting plate (23).
Preferably, the locking assembly (24) is mounted on the outer wall of the two semi-annular limiting plates (23).
Specifically, four laser centering sensors (32) are arranged on the inner side of the annular upper seat (31), and every two adjacent laser centering sensors (32) are arranged at an interval of 90 degrees.
Specifically, a damping spring buffer member (33) is arranged at the joint of the annular upper seat (31) and the limiting support frame (21).
Specifically, the outside of annular connection lower seat (11) is installed firm subassembly (14) and is a set of leveling bubble level (15), installs rings on firm subassembly (14).
Specifically, the inner wall of the annular connecting lower seat (11) is connected with the hydraulic cylinder B (13) through a telescopic rod.
Further, a folding limiting member (12) is welded at the end part of the piston of the hydraulic cylinder B (13), an elastic compacting rubber component is fixedly adhered to the end part of the folding limiting member (12), and a limiting sheet is hinged to the outer side of the elastic compacting rubber component.
The utility model has the beneficial effects that:
The pile guide pile sinking method is simple in structure, complete in function and convenient to use, when the pile guide pile sinking method is used for pre-stressing the pile construction and installing the pile casing and the pile, the centers of the pile casing and the pile are determined to be positioned through the laser positioning device, the telescopic rod end is driven by the limiting device hydraulic cylinder B to adjust the pile casing and the pile lowering position, the pile casing is clamped by the limiting thin plate of the folding limiting component when the pile is installed, the limiting device hydraulic cylinder A is used for controlling the limiting plate clamp to fix the pile for fine adjustment when the pile is lowered to a part of soil body, so that the pile is kept vertically positioned with a construction surface, and meanwhile, when the pile joint is welded, the upper pile and the lower pile of the joint are respectively fixed through the limiting device hydraulic cylinder A and the limiting device hydraulic cylinder B, so that the verticality and the center positioning of the upper pile and the lower pile are adjusted to be consistent, the problem that construction deviation possibly occurs in traditional manual visual positioning is abandoned, and the construction efficiency is improved; in addition, the damping spring buffer component installed at the joint of the limiting support frame can keep the stability of limiting equipment in the installation process.
Drawings
Fig. 1 is a schematic structural view of the present utility model.
Fig. 2 is a schematic top view of the present utility model.
Fig. 3 is a schematic view showing a state structure of the embodiment of the utility model in the 3 rd step of construction.
Fig. 4 is a schematic view showing a state structure of the embodiment of the utility model in the 4 th step of construction.
In the figure: 11. an annular lower seat; 12. folding the limiting member; 13. a hydraulic cylinder B; 14. a stabilizing assembly; 15. leveling the bubble level; 21. limiting support frames; 22. a hydraulic cylinder A; 23. a semi-annular limiting plate; 24 locking assembly; 31. an annular upper seat; 32. a laser centering sensor; 33. damping spring buffer member.
Detailed Description
In order to make the objects, technical solutions and advantages of the embodiments of the present utility model more clear, the technical solutions of the embodiments of the present utility model will be clearly and completely described below with reference to the accompanying drawings in the embodiments of the present utility model. It will be apparent that the described embodiments are some, but not all, embodiments of the utility model. The components of the embodiments of the present utility model generally described and illustrated in the figures herein may be arranged and designed in a wide variety of different configurations.
Thus, the following detailed description of the embodiments of the utility model, as presented in the figures, is not intended to limit the scope of the utility model, as claimed, but is merely representative of selected embodiments of the utility model. All other embodiments, which can be made by those skilled in the art based on the embodiments of the utility model without making any inventive effort, are intended to be within the scope of the utility model.
It should be noted that: like reference numerals and letters denote like items in the following figures, and thus once an item is defined in one figure, no further definition or explanation thereof is necessary in the following figures.
In the description of the present utility model, it should be understood that the directions or positional relationships indicated by the terms "upper", "lower", "inner", "outer", "left", "right", etc. are based on the directions or positional relationships shown in the drawings, or the directions or positional relationships conventionally put in place when the inventive product is used, or the directions or positional relationships conventionally understood by those skilled in the art are merely for convenience of describing the present utility model and simplifying the description, and do not indicate or imply that the apparatus or elements referred to must have a specific direction, be configured and operated in a specific direction, and therefore should not be construed as limiting the present utility model.
Furthermore, the terms "first," "second," and the like, are used merely to distinguish between descriptions and should not be construed as indicating or implying relative importance.
In the description of the present utility model, it should also be noted that, unless explicitly specified and limited otherwise, terms such as "disposed," "connected," and the like are to be construed broadly, and for example, "connected" may be either fixedly connected, detachably connected, or integrally connected; can be mechanically or electrically connected; can be directly connected or indirectly connected through an intermediate medium, and can be communication between two elements. The specific meaning of the above terms in the present utility model can be understood by those of ordinary skill in the art according to the specific circumstances.
The following describes specific embodiments of the present utility model in detail with reference to the drawings.
As shown in fig. 1-2, a centering and limiting device for prestressed pipe pile construction by a hole-guiding pile sinking method comprises:
an annular lower seat (11);
A limit support (21); the limiting support frame (21) comprises two limiting columns; the two limit posts are symmetrically distributed according to the axial lead of the annular lower seat (11);
An annular upper seat (31); the annular lower seat (11) and the annular upper seat (31) are axially connected through a limiting support frame (21);
Two hydraulic cylinders A (22); the two hydraulic cylinders A (22) are arranged on the same horizontal plane, and the two hydraulic cylinders A (22) are oppositely arranged at the inner sides of the two limit posts;
Two hydraulic cylinders B (13); the two hydraulic cylinders B (13) are arranged on the same horizontal plane, the two hydraulic cylinders B (13) are oppositely arranged on the inner side of the annular lower seat (11), and the two hydraulic cylinders A (22) and the two hydraulic cylinders B (13) are overlapped in the vertical direction.
In some embodiments, the piston rod end of the hydraulic cylinder a (22) is provided with a semi-annular limiting plate (23).
In some embodiments, elastic compressed rubber is adhered and fixed inside the semi-annular limiting plate (23).
In some embodiments, locking assemblies (24) are mounted on the outer walls of the two semi-annular limiting plates (23). A locking assembly 24 is provided externally to increase friction during the tubular pile and casing operation of the telescopic rod centering process. In addition, for the pipe pile and the pile casing limit to be more accurate and stable, the telescopic rod of the hydraulic cylinder B-13 and the folding limit member 12 in the annular lower seat 11 are controlled to fasten the pipe pile and clamp the pile casing so that the pipe pile is better centered.
In some embodiments, four laser centering sensors (32) are arranged on the inner side of the annular upper seat (31), and two adjacent laser centering sensors (32) are arranged at a 90-degree interval. The four laser centering sensors (32) are arranged to facilitate the centering accuracy of the pile casing and the pipe pile and ensure the personal safety of construction operators.
In some embodiments, a damping spring buffer member (33) is mounted at the connection part of the annular upper seat (31) and the limiting support frame (21).
In some embodiments, a stabilizing component (14) and a group of leveling bubble levels (15) are arranged on the outer side of the annular connecting lower seat (11), and a hanging ring is arranged on the stabilizing component (14). The inside of the stabilizing member 14 is filled with a counterweight filler, in the embodiment of the invention, concrete counterweight sand, and the purpose of arranging the hanging ring is to facilitate the hoisting and placement of the limiting equipment; a leveling bubble level 15 is placed horizontally through the middle of the outside of the stabilizing member 14.
In some embodiments, the inner wall of the annular connecting lower seat (11) is connected with the hydraulic cylinder B (13) through a telescopic rod.
In some embodiments, a folding limiting member (12) is welded at the end of the piston of the hydraulic cylinder B (13), an elastic compressed rubber component is fixedly bonded at the end of the folding limiting member (12), and a limiting sheet is hinged to the outer side of the elastic compressed rubber component.
The construction steps of the embodiment of the utility model are as follows:
1. The construction worker hooks a lifting ring of a limiting device through a small hoisting machine to place the novel construction surface above the center point of the manual drawing line, opens four laser centering sensors 32 of an annular upper disc 31 to align with ground positioning points, then lowers the limiting device, centers the leveling bubble level 15 on the outer side of a stabilizing member 14 on the outer side of an annular lower disc 11, and the telescopic rods of a hydraulic cylinder A-22 and a hydraulic cylinder B-13 are in a contracted state;
2. Hoisting the pile casing 1 to the upper part of the centering equipment, enabling the center of a circle of the laser centering sensor 32 to be basically coincident with the center of the pile casing, then lowering the pile casing to the inside of the centering equipment, enabling a telescopic rod of the hydraulic cylinder A-22 to extend out, tightly pressing a locking component 24 behind the pile casing 1 by a semi-annular limiting plate 23, continuously lowering the pile casing to the inside of an annular lower disc after the telescopic rod of the hydraulic cylinder A-22 is opened by finely adjusting the position of the pile casing 1, enabling a telescopic rod of the hydraulic cylinder B-13 to extend out to clamp the pile casing 1 for limiting adjustment, enabling the telescopic rod of the hydraulic cylinder A-22 to be contracted after the pile casing 1 is vertical to a construction surface, and hoisting the limiting equipment to the next construction surface after the pile casing 1 is lowered;
3. As shown in fig. 3, when the vibration hammer of the construction surface 1 drills and pulls out the machine and draws the hole, after the cement mortar fills, the small hoisting machine hooks the lifting ring of the limiting device to reset the novel construction surface 1 and repeat the step 1 to level the limiting device, and after the folding limiting member 12 is unfolded, the hydraulic cylinder B-13 telescopic rod is adjusted to be vertically inserted into the hole and clamp the pile casing 1, at the moment, the pile 1 is hoisted above the centering device, so that the center of the circle of the laser centering sensor 32 is basically coincident with the center of the pile, then the pile 1 is lowered into the centering device, meanwhile, the telescopic rod of the hydraulic cylinder A-22 stretches out, the semi-annular limiting plate 23 tightly presses the pile 1 and then the locking component 24 is fastened, after the position of the pile is finely adjusted, the locking component 24 is opened, the telescopic rod of the hydraulic cylinder A-22 is contracted, and then the pile 1 is continuously lowered.
4. As shown in fig. 4, when the pile head of the pipe pile 1 is positioned above the annular lower seat 11 and is 0.5-1m away from the ground, the telescopic rod of the hydraulic cylinder B-13 stretches out to clamp the pipe pile 1, the second pipe pile 2 is hoisted into the centering device, the telescopic rod of the hydraulic cylinder a-22 is clamped by the semi-annular limiting plate 23 to enable the pipe pile 2 to be matched with the pile head of the pipe pile 1, at the moment, the locking component 24 is fastened for welding pile extension, and after pile extension is completed, the locking component 24 is opened to shrink the telescopic rod of the hydraulic cylinder a-22, so that pile sinking is continued.
5. Repeating the construction steps until the construction of the tubular pile at the construction part is completed.
The comprehensive effects brought by the embodiment of the utility model include: the pile splicing device is simple in structure, convenient to operate, accurate and effective in limiting centering effect, the two sets of centering limiting assembly hydraulic cylinders A-22 and B-13 and the laser centering sensor 32 enable the central axes of the pile casing and the pipe pile to be perpendicular to a construction surface, the central points of the pile casing and the pipe pile are overlapped with the manual line drawing central point, in addition, when the pile is spliced and welded, the central axes of the upper pipe pile and the lower pipe pile are positioned and matched through adjusting the two sets of centering limiting assemblies, so that pile splicing is facilitated, and meanwhile, the personal safety of construction operators in the pile burying, pile placing and pile splicing processes is guaranteed.
The foregoing is merely a preferred embodiment of the present utility model, and it should be noted that it will be apparent to those skilled in the art that several modifications and variations can be made without departing from the technical principle of the present utility model, and these modifications and variations should also be regarded as the scope of the utility model.
Claims (9)
1. Centering limiting equipment for construction of prestressed pipe piles by adopting hole-guiding pile sinking method is characterized by comprising the following components:
an annular lower seat (11);
A limit support (21); the limiting support frame (21) comprises two limiting columns; the two limit posts are symmetrically distributed according to the axial lead of the annular lower seat (11);
An annular upper seat (31); the annular lower seat (11) and the annular upper seat (31) are axially connected through a limiting support frame (21);
Two hydraulic cylinders A (22); the two hydraulic cylinders A (22) are arranged on the same horizontal plane, and the two hydraulic cylinders A (22) are oppositely arranged at the inner sides of the two limit posts;
Two hydraulic cylinders B (13); the two hydraulic cylinders B (13) are arranged on the same horizontal plane, the two hydraulic cylinders B (13) are oppositely arranged on the inner side of the annular lower seat (11), and the two hydraulic cylinders A (22) and the two hydraulic cylinders B (13) are overlapped in the vertical direction.
2. The centering and limiting device for the construction of the prestressed pipe pile by the pilot hole pile sinking method according to claim 1 is characterized in that a semi-annular limiting plate (23) is arranged at the end part of a piston rod of the hydraulic cylinder A (22).
3. The centering and limiting device for the construction of the prestressed pipe pile by the hole-guiding pile sinking method according to claim 2 is characterized in that elastic compressed rubber is adhered and fixed inside the semi-annular limiting plate (23).
4. The centering and limiting device for the construction of the prestressed pipe pile by the pilot hole pile sinking method according to claim 2 is characterized in that locking assemblies (24) are arranged on the outer walls of the two semi-annular limiting plates (23).
5. The centering limiting device for the construction of the prestressed pipe pile by the hole-guiding pile sinking method according to claim 1, wherein four laser centering sensors (32) are arranged on the inner side of the annular upper seat (31), and every two adjacent laser centering sensors (32) are arranged at an interval of 90 degrees.
6. The centering and limiting device for the construction of the prestressed pipe pile by the pilot hole pile sinking method according to claim 1, wherein a damping spring buffer member (33) is arranged at the joint of the annular upper seat (31) and the limiting support frame (21).
7. The centering and limiting device for the construction of the prestressed pipe pile by the hole-guiding pile sinking method according to claim 1 is characterized in that a stabilizing component (14) and a group of leveling bubble level gauges (15) are arranged on the outer side of the annular connecting lower seat (11), and a hanging ring is arranged on the stabilizing component (14).
8. The centering and limiting device for the construction of the prestressed pipe pile by the pilot hole pile sinking method according to claim 1 is characterized in that the inner wall of the annular connecting lower seat (11) is connected with the hydraulic cylinder B (13) through a telescopic rod.
9. The centering and limiting device for the prestressed pipe pile construction by the hole-guiding pile sinking method according to claim 1, wherein a folding limiting member (12) is welded at the end part of a piston of the hydraulic cylinder B (13), an elastic compressed rubber component is fixedly bonded at the end part of the folding limiting member (12), and a limiting sheet is hinged to the outer side of the elastic compressed rubber component.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202323048801.9U CN220953409U (en) | 2023-11-10 | 2023-11-10 | Centering limiting equipment for construction of prestressed pipe pile by hole-guiding pile sinking method |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202323048801.9U CN220953409U (en) | 2023-11-10 | 2023-11-10 | Centering limiting equipment for construction of prestressed pipe pile by hole-guiding pile sinking method |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN220953409U true CN220953409U (en) | 2024-05-14 |
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ID=91016392
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202323048801.9U Active CN220953409U (en) | 2023-11-10 | 2023-11-10 | Centering limiting equipment for construction of prestressed pipe pile by hole-guiding pile sinking method |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN220953409U (en) |
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2023
- 2023-11-10 CN CN202323048801.9U patent/CN220953409U/en active Active
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