CN106836263B - Tension type pile soil deformation coordinator - Google Patents
Tension type pile soil deformation coordinator Download PDFInfo
- Publication number
- CN106836263B CN106836263B CN201710096416.1A CN201710096416A CN106836263B CN 106836263 B CN106836263 B CN 106836263B CN 201710096416 A CN201710096416 A CN 201710096416A CN 106836263 B CN106836263 B CN 106836263B
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- force transmission
- outer cylinder
- plate
- push rod
- ductile
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- E—FIXED CONSTRUCTIONS
- E02—HYDRAULIC ENGINEERING; FOUNDATIONS; SOIL SHIFTING
- E02D—FOUNDATIONS; EXCAVATIONS; EMBANKMENTS; UNDERGROUND OR UNDERWATER STRUCTURES
- E02D27/00—Foundations as substructures
- E02D27/10—Deep foundations
- E02D27/12—Pile foundations
- E02D27/14—Pile framings, i.e. piles assembled to form the substructure
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- E—FIXED CONSTRUCTIONS
- E02—HYDRAULIC ENGINEERING; FOUNDATIONS; SOIL SHIFTING
- E02D—FOUNDATIONS; EXCAVATIONS; EMBANKMENTS; UNDERGROUND OR UNDERWATER STRUCTURES
- E02D33/00—Testing foundations or foundation structures
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- Engineering & Computer Science (AREA)
- Life Sciences & Earth Sciences (AREA)
- General Life Sciences & Earth Sciences (AREA)
- Mining & Mineral Resources (AREA)
- Paleontology (AREA)
- Civil Engineering (AREA)
- General Engineering & Computer Science (AREA)
- Structural Engineering (AREA)
- Piles And Underground Anchors (AREA)
Abstract
The invention discloses a tension type pile soil deformation coordinator which comprises an outer cylinder, a push rod, a ductile plate, a force transmission end plate and a force transmission hanging piece, wherein the push rod is arranged on the outer cylinder; the outer cylinder is a cylindrical component with one open end, the force transmission hanging piece is buckled on the open end of the outer cylinder, the force transmission end plate is sleeved in the inner cavity of the outer cylinder in a clearance mode, the ductile plate is sleeved in the inner cavity of the outer cylinder, and two ends of the ductile plate are respectively connected to the inner bottom surface of the force transmission hanging piece and the force transmission end plate; the push rod penetrates into the outer cylinder through the through hole in the middle of the force transmission hanging piece, and the penetrating end of the push rod abuts against the force transmission end plate. The ductile plate is sleeved in the inner cavity of the outer cylinder, and the two ends of the ductile plate are respectively connected to the inner bottom surface of the sleeved force transmission hanging piece and the force transmission end plate, and the plate thickness and the plate width of the ductile plate (low yield point steel) are calculated and adjusted, so that the pressure-displacement curve of each tonnage device meets specific reaction spectral lines, and the ductile plate has the advantage of easy control of soil load when the composite pile foundation is designed.
Description
Technical Field
The invention relates to a non-soft soil foundation composite pile foundation technology, in particular to a tension type pile soil deformation coordinator.
Background
The existing pile deformation regulator directly carries out design control on soil body bearing by relying on calculation of foundation settlement. However, the method is limited by the technical bottleneck that the important parameters such as the foundation bed coefficient of the soil body cannot be accurately measured at present, and the bearing proportion of the soil body and the pile under the upper load effect cannot be accurately designed.
Disclosure of Invention
The invention aims to provide a tension type pile soil deformation coordinator with easily controlled soil load, which can realize the purpose of achieving the soil load without exceeding the design target by accurately controlling the pile load in the use process of a composite pile foundation.
In order to achieve the above object, the technical solution of the present invention is:
the invention relates to a tension type pile soil deformation coordinator which comprises an outer cylinder, a push rod, a ductile plate, a force transmission end plate and a force transmission hanging piece, wherein the push rod is arranged on the outer cylinder; the outer cylinder is a cylindrical component with one open end, the force transmission hanging piece is buckled on the open end of the outer cylinder, the force transmission end plate is sleeved in the inner cavity of the outer cylinder in a clearance mode, the ductile plate is sleeved in the inner cavity of the outer cylinder, and two ends of the ductile plate are respectively connected to the inner bottom surface of the force transmission hanging piece and the force transmission end plate; the push rod penetrates into the outer cylinder through the through hole in the middle of the force transmission hanging piece, and the penetrating end of the push rod abuts against the force transmission end plate.
The section of the inner cavity of the outer cylinder is square, and the section of the push rod is square and corresponds to the section of the inner cavity of the outer cylinder; the ductile plate has four blocks, which are respectively positioned on four sides of the push rod.
After the scheme is adopted, the pressure-displacement curve of each tonnage device meets specific reaction spectral lines by calculating and adjusting the plate thickness and the plate width of the ductile plate (low yield point steel) because the pressure-displacement curve comprises the outer cylinder, the push rod, the ductile plate, the force transmission end plate and the force transmission hanging piece, the ductile plate is sleeved in the inner cavity of the outer cylinder, the two ends of the ductile plate are respectively connected with the inner bottom surface of the sleeved force transmission hanging piece and the force transmission end plate, and the pressure-displacement curve of each tonnage device has the advantage of easy control of soil load when designing a composite pile foundation. The invention realizes the purpose of achieving the soil loading without exceeding the design target by accurately controlling the pile loading in the use process of the composite pile foundation. The non-soft soil foundation can use the composite pile foundation, thereby achieving the aims of saving the pile number, reducing the foundation cost and shortening the construction period. The pile and soil load sharing proportion in the composite pile foundation calculation is not influenced by the field complexity, the 'estimation' of foundation settlement is not dependent, and the safety and reliability of the building foundation are improved.
The invention will be further described with reference to the drawings and the specific examples.
Drawings
FIG. 1 is a longitudinal cross-sectional view of the present invention
FIG. 2 is a transverse cross-sectional view of the present invention;
fig. 3 is a state diagram of the use of the present invention.
Detailed Description
As shown in fig. 1 and 2, the invention relates to a tension type pile soil deformation coordinator, which comprises an outer cylinder 1, a push rod 2, a ductile plate 3, a force transmission end plate 4 and a force transmission hanging piece 5.
The outer cylinder 1 is a cylindrical member with one open end, the force transmission hanging piece 5 is buckled on the open end of the outer cylinder 1, the force transmission end plate 4 is sleeved in the inner cavity of the outer cylinder 1 in a clearance way, the ductile plate 3 is sleeved in the inner cavity of the outer cylinder 1, and two ends of the ductile plate 3 are respectively connected to the inner bottom surface of the force transmission hanging piece 5 and the force transmission end plate 4; the push rod 2 penetrates into the outer cylinder 1 through a through hole in the middle of the force transmission hanging piece 5, and the penetrating end of the push rod 2 abuts against the force transmission end plate 4.
The cross-sectional shapes of the outer cylinder 1 and the push rod 2 of the present invention are corresponding, in this embodiment, the cross-sectional shapes of the outer cylinder 1 and the push rod 2 of the present invention are square, namely:
the section of the inner cavity of the outer cylinder 1 is square, and the section of the push rod 2 is square and corresponds to the section of the inner cavity of the outer cylinder 1. Four ductile plates 3 are respectively arranged on four sides of the push rod 2, and two ends of each ductile plate 3 are respectively connected to the inner bottom surface of the force transmission hanging piece 5 and the force transmission end plate 4.
The cross-sectional shapes of the outer tube 1 and the push rod 2 may be rectangular, circular, or other shapes.
The working principle of the invention is as follows:
external force is applied to the push rod 2, the force applied by the push rod 2 is applied to the force transmission end plate 4, and the ductile plate 3 is stretched downwards under the action of the external force.
As shown in fig. 3 and 1, when the tension type pile soil deformation coordinator 10 of the present invention is used, the tension type pile soil deformation coordinator 10 is installed between the pile cap 20 and the pile 30.
The application method of the invention comprises the following steps:
1.1 The pressure-displacement curve of each tonnage device is made to satisfy a specific reaction spectral line by calculating and adjusting the plate thickness and the plate width of the ductile plate 3 (low yield point steel).
1.2 According to the reaction spectrum, in the stress process of the composite foundation, in the small settlement range of the foundation, the load of the pile 30 rapidly reaches the specified tonnage of the coordinator equipment, then the load of the pile is slowly increased, the foundation displacement is increased, and the load of soil is rapidly increased.
1.3 The total stress of the pile 30 and the soil reaches the design specification, the tension type pile soil deformation coordinator 10 is out of operation after corresponding measures are taken, and the load is subsequently increased and born by the pile 30.
1.4 The overall process pile 30 is definitely controllable in load, and under the condition of a certain total load, the soil load is correspondingly definitely controllable.
The foregoing description is only illustrative of the preferred embodiments of the present invention, and is not intended to limit the scope of the invention, i.e., the equivalent changes and modifications to the invention as described in the claims and specification should be considered as falling within the scope of the invention.
Claims (2)
1. A tension type pile soil deformation coordinator is characterized in that: comprises an outer cylinder, a push rod, a ductile plate, a force transmission end plate and a force transmission hanging piece; the outer cylinder is a cylindrical component with one open end, the force transmission hanging piece is buckled on the open end of the outer cylinder, the force transmission end plate is sleeved in the inner cavity of the outer cylinder in a clearance mode, the ductile plate is sleeved in the inner cavity of the outer cylinder, and two ends of the ductile plate are respectively connected to the inner bottom surface of the force transmission hanging piece and the force transmission end plate; the push rod penetrates into the outer cylinder through the through hole in the middle of the force transmission hanging piece, and the penetrating end of the push rod abuts against the force transmission end plate.
2. The tension pile soil deformation coordinator according to claim 1, wherein: the section of the inner cavity of the outer cylinder is square, and the section of the push rod is square and corresponds to the section of the inner cavity of the outer cylinder; the ductile plate has four blocks, which are respectively positioned on four sides of the push rod.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201710096416.1A CN106836263B (en) | 2017-02-22 | 2017-02-22 | Tension type pile soil deformation coordinator |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201710096416.1A CN106836263B (en) | 2017-02-22 | 2017-02-22 | Tension type pile soil deformation coordinator |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN106836263A CN106836263A (en) | 2017-06-13 |
| CN106836263B true CN106836263B (en) | 2023-05-12 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201710096416.1A Active CN106836263B (en) | 2017-02-22 | 2017-02-22 | Tension type pile soil deformation coordinator |
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| Country | Link |
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| CN (1) | CN106836263B (en) |
Families Citing this family (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN111622271B (en) * | 2020-04-28 | 2021-07-23 | 中国能源建设集团广东省电力设计研究院有限公司 | Uplift-resistant pile cap |
Citations (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JP2000248561A (en) * | 1999-03-01 | 2000-09-12 | Ohbayashi Corp | Base isolation construction of pile |
| JP2001032296A (en) * | 1999-07-22 | 2001-02-06 | Shimizu Corp | Vibration control foundation structure |
| CN1699706A (en) * | 2005-05-30 | 2005-11-23 | 南京工业大学 | Pile tip displacement adjusting device |
| JP2013087507A (en) * | 2011-10-19 | 2013-05-13 | Kajima Corp | Junction structure of pile head |
| CN206554108U (en) * | 2017-02-22 | 2017-10-13 | 厦门科思泰建筑科技有限公司 | The native compatibility of deformation device of tension type stake |
-
2017
- 2017-02-22 CN CN201710096416.1A patent/CN106836263B/en active Active
Patent Citations (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JP2000248561A (en) * | 1999-03-01 | 2000-09-12 | Ohbayashi Corp | Base isolation construction of pile |
| JP2001032296A (en) * | 1999-07-22 | 2001-02-06 | Shimizu Corp | Vibration control foundation structure |
| CN1699706A (en) * | 2005-05-30 | 2005-11-23 | 南京工业大学 | Pile tip displacement adjusting device |
| JP2013087507A (en) * | 2011-10-19 | 2013-05-13 | Kajima Corp | Junction structure of pile head |
| CN206554108U (en) * | 2017-02-22 | 2017-10-13 | 厦门科思泰建筑科技有限公司 | The native compatibility of deformation device of tension type stake |
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| CN106836263A (en) | 2017-06-13 |
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