CN112482370A - Novel cross-section prestressed concrete tubular pile - Google Patents
Novel cross-section prestressed concrete tubular pile Download PDFInfo
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- CN112482370A CN112482370A CN202011234253.7A CN202011234253A CN112482370A CN 112482370 A CN112482370 A CN 112482370A CN 202011234253 A CN202011234253 A CN 202011234253A CN 112482370 A CN112482370 A CN 112482370A
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- external diameter
- pile
- prestressed concrete
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- 239000011513 prestressed concrete Substances 0.000 title claims abstract description 28
- 230000003014 reinforcing effect Effects 0.000 claims description 14
- 239000007787 solid Substances 0.000 claims description 8
- 238000003466 welding Methods 0.000 claims description 5
- 210000003205 muscle Anatomy 0.000 claims description 3
- 229910000831 Steel Inorganic materials 0.000 claims description 2
- 239000010959 steel Substances 0.000 claims description 2
- 230000008093 supporting effect Effects 0.000 abstract description 13
- 230000000694 effects Effects 0.000 abstract description 5
- 239000004567 concrete Substances 0.000 abstract description 3
- 238000009434 installation Methods 0.000 abstract description 2
- 230000002547 anomalous effect Effects 0.000 abstract 2
- 230000006978 adaptation Effects 0.000 abstract 1
- 239000006185 dispersion Substances 0.000 abstract 1
- 230000001788 irregular Effects 0.000 description 5
- 239000002689 soil Substances 0.000 description 4
- 239000000463 material Substances 0.000 description 3
- 238000000034 method Methods 0.000 description 3
- 230000002035 prolonged effect Effects 0.000 description 3
- 230000009286 beneficial effect Effects 0.000 description 1
- 230000006835 compression Effects 0.000 description 1
- 238000007906 compression Methods 0.000 description 1
- 230000007547 defect Effects 0.000 description 1
- 238000010586 diagram Methods 0.000 description 1
- 238000009826 distribution Methods 0.000 description 1
- 238000004519 manufacturing process Methods 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 230000002787 reinforcement Effects 0.000 description 1
- 238000006467 substitution reaction Methods 0.000 description 1
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Classifications
-
- E—FIXED CONSTRUCTIONS
- E02—HYDRAULIC ENGINEERING; FOUNDATIONS; SOIL SHIFTING
- E02D—FOUNDATIONS; EXCAVATIONS; EMBANKMENTS; UNDERGROUND OR UNDERWATER STRUCTURES
- E02D5/00—Bulkheads, piles, or other structural elements specially adapted to foundation engineering
- E02D5/22—Piles
- E02D5/58—Prestressed concrete piles
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- E—FIXED CONSTRUCTIONS
- E02—HYDRAULIC ENGINEERING; FOUNDATIONS; SOIL SHIFTING
- E02D—FOUNDATIONS; EXCAVATIONS; EMBANKMENTS; UNDERGROUND OR UNDERWATER STRUCTURES
- E02D5/00—Bulkheads, piles, or other structural elements specially adapted to foundation engineering
- E02D5/22—Piles
- E02D5/24—Prefabricated piles
- E02D5/30—Prefabricated piles made of concrete or reinforced concrete or made of steel and concrete
-
- E—FIXED CONSTRUCTIONS
- E02—HYDRAULIC ENGINEERING; FOUNDATIONS; SOIL SHIFTING
- E02D—FOUNDATIONS; EXCAVATIONS; EMBANKMENTS; UNDERGROUND OR UNDERWATER STRUCTURES
- E02D5/00—Bulkheads, piles, or other structural elements specially adapted to foundation engineering
- E02D5/22—Piles
- E02D5/48—Piles varying in construction along their length, i.e. along the body between head and shoe, e.g. made of different materials along their length
-
- E—FIXED CONSTRUCTIONS
- E02—HYDRAULIC ENGINEERING; FOUNDATIONS; SOIL SHIFTING
- E02D—FOUNDATIONS; EXCAVATIONS; EMBANKMENTS; UNDERGROUND OR UNDERWATER STRUCTURES
- E02D5/00—Bulkheads, piles, or other structural elements specially adapted to foundation engineering
- E02D5/22—Piles
- E02D5/52—Piles composed of separable parts, e.g. telescopic tubes ; Piles composed of segments
- E02D5/523—Piles composed of separable parts, e.g. telescopic tubes ; Piles composed of segments composed of segments
- E02D5/526—Connection means between pile segments
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- Engineering & Computer Science (AREA)
- Structural Engineering (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)
- Piles And Underground Anchors (AREA)
Abstract
The invention relates to the field of concrete pipe piles, and discloses a novel cross-section prestressed concrete pipe pile which comprises a pipe body and a supporting frame, wherein the pipe body comprises a top pipe, a first connecting pipe, a second connecting pipe, a third connecting pipe and a bottom pipe, and the first connecting pipe is arranged at the bottom of the top pipe. This novel cross-section prestressed concrete tubular pile, through the top pipe, first connecting pipe, the second connecting pipe, the body that third connecting pipe and bottom pipe are constituteed, can form a complete tubular pile, make the use of this body more convenient, and the external diameter of body is anomalous, this just makes, the pressure dispersion effect that this body transmitted to the outside is better, external force is littleer to the influence of body like this, and then the intensity of the whole body of greatly increased, the life of extension body, and anomalous shape, when the region of difference uses, the installation needs in the different regions of adaptation that can be perfect, also can adapt to the use needs in different regions.
Description
Technical Field
The invention relates to the field of concrete pipe piles, in particular to a novel cross-section prestressed concrete pipe pile.
Background
The prestressed concrete pipe pile is mainly applied to foundation engineering and is widely applied to building foundations and soft soil foundations. The prestressed concrete pipe pile has the advantages of low manufacturing cost, high single-pile bearing capacity, controllable quality, convenience in transportation, wide design and selection range and the like. At present, the section form of the prestressed concrete pipe pile is mainly a ring section, along with the continuous development of civil engineering industry in China, the geological environment of an engineering project is relatively complex, the application of the pipe pile in a single section form is limited, particularly in a soft soil area, because a soil layer is poor and a bearing layer is deep, the bearing capacity of the prestressed concrete pipe pile is mainly provided by side friction resistance, the section form of the pipe pile has an optimized space, and the bearing capacity of the structure is further improved on the basis of the self bearing capacity of a structural material.
The tubular pile made of the prestressed concrete has higher strength, is not easy to crack in a long-time use process, and can also increase the safety of the tubular pile, but the existing common prestressed concrete tubular pile has a single shape, and under different application scenes, the received external force influences are different, so that the prestressed concrete tubular pile is easy to crack when being subjected to serious external force. Therefore, a novel cross-section prestressed concrete pipe pile is designed.
Disclosure of Invention
Aiming at the defects of the prior art, the invention provides a novel cross-section prestressed concrete pipe pile, which solves the problem that the conventional common prestressed concrete pipe pile is single in shape and is influenced differently by external force under different application scenes, so that the prestressed concrete pipe pile is easy to crack under the action of severe external force.
In order to achieve the purpose, the invention adopts the technical scheme that:
the utility model provides a novel cross-section prestressed concrete tubular pile, includes body, carriage, end plate and pre-buried muscle, pre-buried muscle is installed on the end plate, and the body is installed between two sets of end plates, the body includes top pipe, first connecting pipe, second connecting pipe, third connecting pipe and bottom pipe, the bottom at the top pipe is installed to first connecting pipe, the bottom at first connecting pipe is installed to the second connecting pipe, the bottom at the second connecting pipe is installed to the third connecting pipe, the bottom at the third connecting pipe is installed to the bottom pipe.
The support frame comprises a plurality of groups of annular reinforcing frames, a plurality of groups of vertical connecting columns distributed at equal intervals are fixedly connected between every two adjacent annular reinforcing frames, and an X-shaped fixing frame is installed between every two adjacent vertical connecting columns.
Furthermore, the inner diameters of the top pipe, the first connecting pipe, the second connecting pipe, the third connecting pipe and the bottom pipe are the same and are located on the same axis.
Further, the external diameter of first connecting pipe from top to bottom reduces gradually, the external diameter of second connecting pipe from top to bottom reduces gradually, the external diameter of third connecting pipe from top to bottom reduces gradually, the external diameter of bottom pipe from top to bottom crescent, and the bottom external diameter of first connecting pipe equals the external diameter at second connecting pipe top, the top external diameter of third connecting pipe equals the external diameter of second connecting pipe bottom, the external diameter of third connecting pipe bottom equals the external diameter at bottom nose portion.
Furthermore, an annular fixing groove is formed in the outer wall of the top end of the third connecting pipe.
Further, the outer wall mid-mounting of third connecting pipe has solid fixed ring, and solid fixed ring's roof and diapire all are equipped with the inclined plane, gu fixed ring's internally mounted have with the outer wall welded beaded finish of third connecting pipe.
Furthermore, the outer wall of the annular steel bar frame, the outer wall of the vertical connecting column and the outer wall of the X-shaped fixing frame are welded with the inner wall of the pipe body through welding layers.
The invention has the beneficial effects that:
1. according to the pipe pile, the pipe body consisting of the top pipe, the first connecting pipe, the second connecting pipe, the third connecting pipe and the bottom pipe can form a complete pipe pile, so that the pipe body is more convenient to use, the outer diameter of the pipe body is irregular, the pressure dispersing effect of the pipe body on external pressure is better, the influence of external force on the pipe body is smaller, the strength of the whole pipe body can be greatly improved, the service life of the pipe body is prolonged, the pipe pile is irregular in shape, when the pipe pile is used in different regions, the pipe pile can perfectly adapt to the installation requirements of different regions, and the pipe pile can also adapt to the use requirements of different regions.
2. According to the tubular pile, the uniformly distributed multiple groups of annular reinforcing frames are distributed in the tubular body and matched with the vertical connecting column, so that the stability and the strength of the annular reinforcing frames can be increased, meanwhile, the arrangement of the X-shaped fixing frame can not only increase the connection strength of the annular reinforcing frames and the vertical connecting column, but also increase the strength of the whole supporting frame, further ensure the supporting effect of the supporting frame on the tubular body, and ensure that the supporting effect on the tubular body is better, and the supporting frame is matched with the welding layer to be welded with the inner wall of the tubular body, so that the strength of the whole tubular pile is higher, no crack is generated in the long-time use process, and the service life of the tubular pile can.
3. The tubular pile adopts two section forms, namely a pentagon and a hexagon, and has the advantages that the rigidity of the tubular pile is increased, the solid sectional area is small, and concrete materials are saved; the hollow radius is 38.2 percent of the overall shape outline radius, is golden ratio and has better comprehensive performance.
Drawings
FIG. 1 is a schematic structural view of the present invention;
FIG. 2 is a top view of the present invention;
FIG. 3 is a schematic diagram of the distribution of the X-shaped fixing frame according to the present invention;
FIG. 4 is a second cross-sectional view of a tubular body according to the present invention;
FIG. 5 is a third cross-sectional view of a tubular body according to the present invention;
FIG. 6 is a fourth cross-sectional view of a tubular body according to the present invention;
FIG. 7 is a schematic view of the structure of the tube and the end plate of the present invention.
In the figure: 1. a pipe body; 2. a support frame; 3. a top tube; 4. a first connecting pipe; 5. a second connecting pipe; 6. a third connecting pipe; 7. a bottom tube; 8. an annular reinforcing cage; 9. a vertical connecting column; 10. an X-shaped fixing frame; 11. fixing grooves; 12. a fixing ring; 13. a reinforcement ring; 14. welding the layers; 15. pre-embedding ribs; 16. and an end plate.
Detailed Description
In order to make the objects, technical solutions and advantages of the embodiments of the present invention clearer, the technical solutions in the embodiments of the present invention will be clearly and completely described below with reference to the drawings in the embodiments of the present invention, and it is obvious that the described embodiments are some, but not all, embodiments of the present invention. All other embodiments, which can be derived by a person skilled in the art from the embodiments given herein without making any creative effort, shall fall within the protection scope of the present invention.
Referring to FIGS. 1-3: a novel cross-section prestressed concrete pipe pile comprises a pipe body 1, a supporting frame 2, end plates 16 and embedded ribs 15, wherein the embedded ribs 15 are installed on the end plates 16, the pipe body 1 is installed between two groups of end plates 16, the pipe body 1 comprises a top pipe 3, a first connecting pipe 4, a second connecting pipe 5, a third connecting pipe 6 and a bottom pipe 7, the first connecting pipe 4 is installed at the bottom of the top pipe 3, the second connecting pipe 5 is installed at the bottom of the first connecting pipe 4, the third connecting pipe 6 is installed at the bottom of the second connecting pipe 5, the bottom pipe 7 is installed at the bottom of the third connecting pipe 6, the inner diameters of the top pipe 3, the first connecting pipe 4, the second connecting pipe 5, the third connecting pipe 6 and the bottom pipe 7 are the same and are positioned on the same axis, the outer diameter of the first connecting pipe 4 is gradually reduced from top to bottom, the outer diameter of the second connecting pipe 5 is gradually reduced from top to bottom, the outer diameter of the bottom pipe 7 is gradually increased from top to bottom, the outer diameter of the bottom of the first connecting pipe 4 is equal to the outer diameter of the top of the second connecting pipe 5, the outer diameter of the top of the third connecting pipe 6 is equal to the outer diameter of the bottom of the second connecting pipe 5, the outer diameter of the bottom of the third connecting pipe 6 is equal to the outer diameter of the top of the bottom pipe 7, a complete pipe pile can be formed by the pipe body 1 consisting of the top pipe 3, the first connecting pipe 4, the second connecting pipe 5, the third connecting pipe 6 and the bottom pipe 7, so that the pipe body 1 is more convenient to use, and the outer diameter of the pipe body 1 is irregular, so that the pressure dispersing effect of the pipe body 1 transmitted from the outside is better, the influence of external force on the pipe body 1 is smaller, the strength of the whole pipe body 1 can be greatly increased, the service life of the pipe body 1 is prolonged, and the shape is irregular, the novel prestressed concrete pipe pile has the advantages that the novel prestressed concrete pipe pile can also adapt to use requirements of different regions, as shown in the figure, the section of the pipe body 1 can be made into the form of figure 2, figure 4, figure 5 or figure 6, materials are saved to a certain extent compared with a circular section pipe pile due to the design of the novel section prestressed concrete pipe pile, meanwhile, due to the fact that the surface area is increased, the contact area of the pile body and a soil body is increased, the bearing capacity of the prestressed concrete pipe pile is improved, the inner diameter of the pipe body 1 is 210mm, the outer diameter of the pipe body 1 is 550mm, the inner diameter and the outer diameter of the pipe body 1 are not limited to the size, and.
The supporting frame 2 comprises a plurality of groups of annular reinforcing frames 8, a plurality of groups of vertical connecting columns 9 which are distributed equidistantly are fixedly connected between every two adjacent annular reinforcing frames 8, an X-shaped fixing frame 10 is installed between every two adjacent vertical connecting columns 9, the outer walls of the annular reinforcing frames 8, the outer walls of the vertical connecting columns 9 and the outer walls of the X-shaped fixing frames 10 are welded with the inner wall of the pipe body 1 through welding layers 14, the uniformly distributed groups of annular reinforcing frames 8 are distributed in the pipe body 1 and matched with the vertical connecting columns 9, the stability and the strength of the annular reinforcing frames 8 can be increased, meanwhile, the arrangement of the X-shaped fixing frames 10 can not only increase the strength of the connection between the annular reinforcing frames 8 and the vertical connecting columns 9, but also increase the strength of the whole supporting frame 2, further the supporting effect of the supporting frame 2 on the pipe body 1 can be ensured, the supporting effect on the pipe body 1 is better, and the supporting frame 2 is welded, the strength of the whole tubular pile is higher, no crack is generated in the long-time use process, and the service life of the tubular pile can be greatly prolonged.
When this tubular pile is installed and used, can receive outside pressure, annular fixed slot 11 has been seted up to the outer wall on 6 tops of third connecting pipe, the outer wall mid-mounting of third connecting pipe 6 has solid fixed ring 12, and gu fixed ring 12's roof and diapire all are equipped with the inclined plane, gu fixed ring 12's internally mounted has the outer wall welded beaded finish 13 with third connecting pipe 6, gu fixed slot 11 cooperates solid fixed ring 12, first connecting pipe 4, the outer wall of second connecting pipe 5 and the 6 slopes of third connecting pipe, can be better disperse external force, absorb and cushion, make external force littleer to the influence of whole tubular pile, make the resistance to compression effect of tubular pile stronger, life is more of a specified duration.
In summary, when the pipe pile is used, the pipe body 1 composed of the top pipe 3, the first connecting pipe 4, the second connecting pipe 5, the third connecting pipe 6 and the bottom pipe 7 can form a complete pipe pile, so that the pipe body 1 is more convenient to use, the outer diameter of the pipe body 1 is irregular, and the fixing groove 11 is matched with the inclined outer walls of the fixing ring 12, the first connecting pipe 4, the second connecting pipe 5 and the third connecting pipe 6, so that external force can be better dispersed, absorbed and buffered, the influence of the external force on the whole pipe pile is smaller, the pressure-resistant effect of the pipe pile is stronger, and the service life of the pipe pile is longer.
The above examples are only intended to illustrate the technical solution of the present invention, but not to limit it; although the present invention has been described in detail with reference to the foregoing embodiments, it will be understood by those of ordinary skill in the art that: the technical solutions described in the foregoing embodiments may still be modified, or some technical features may be equivalently replaced; and such modifications or substitutions do not depart from the spirit and scope of the corresponding technical solutions of the embodiments of the present invention.
Claims (6)
1. The utility model provides a novel cross-section prestressed concrete tubular pile, includes body (1), carriage (2), end plate (16) and pre-buried muscle (15), its characterized in that: the embedded ribs (15) are arranged on the end plates (16), the pipe body (1) is arranged between the two end plates (16), the pipe body (1) comprises a top pipe (3), a first connecting pipe (4), a second connecting pipe (5), a third connecting pipe (6) and a bottom pipe (7), the first connecting pipe (4) is arranged at the bottom of the top pipe (3), the second connecting pipe (5) is arranged at the bottom of the first connecting pipe (4), the third connecting pipe (6) is arranged at the bottom of the second connecting pipe (5), and the bottom pipe (7) is arranged at the bottom of the third connecting pipe (6);
the support frame (2) comprises a plurality of groups of annular reinforcing frames (8), a plurality of groups of vertical connecting columns (9) which are distributed equidistantly are fixedly connected between every two adjacent annular reinforcing frames (8), and an X-shaped fixing frame (10) is installed between every two adjacent vertical connecting columns (9).
2. The novel cross-section prestressed concrete pipe pile of claim 1, characterized in that: the top pipe (3), the first connecting pipe (4), the second connecting pipe (5), the third connecting pipe (6) and the bottom pipe (7) are the same in inner diameter and are located on the same axis.
3. The novel cross-section prestressed concrete pipe pile of claim 1, characterized in that: the external diameter of first connecting pipe (4) from top to bottom reduces gradually, the external diameter of second connecting pipe (5) from top to bottom reduces gradually, the external diameter of third connecting pipe (6) from top to bottom reduces gradually, the external diameter of bottom pipe (7) from top to bottom increases gradually, and the bottom external diameter of first connecting pipe (4) equals the external diameter at second connecting pipe (5) top, the top external diameter of third connecting pipe (6) equals the external diameter of second connecting pipe (5) bottom, the external diameter of third connecting pipe (6) bottom equals the external diameter at bottom pipe (7) top.
4. The novel cross-section prestressed concrete pipe pile of claim 1, characterized in that: and the outer wall of the top end of the third connecting pipe (6) is provided with an annular fixing groove (11).
5. The novel cross-section prestressed concrete pipe pile of claim 1, characterized in that: the outer wall mid-mounting of third connecting pipe (6) has solid fixed ring (12), and the roof and the diapire of solid fixed ring (12) all are equipped with the inclined plane, the internally mounted of solid fixed ring (12) have with outer wall welded beaded finish (13) of third connecting pipe (6).
6. The novel cross-section prestressed concrete pipe pile of claim 1, characterized in that: the outer wall of the annular steel bar frame (8), the outer wall of the vertical connecting column (9) and the outer wall of the X-shaped fixing frame (10) are welded with the inner wall of the pipe body (1) through welding layers (14).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202011234253.7A CN112482370A (en) | 2020-11-07 | 2020-11-07 | Novel cross-section prestressed concrete tubular pile |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202011234253.7A CN112482370A (en) | 2020-11-07 | 2020-11-07 | Novel cross-section prestressed concrete tubular pile |
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| Publication Number | Publication Date |
|---|---|
| CN112482370A true CN112482370A (en) | 2021-03-12 |
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202011234253.7A Pending CN112482370A (en) | 2020-11-07 | 2020-11-07 | Novel cross-section prestressed concrete tubular pile |
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Citations (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN2695485Y (en) * | 2004-05-14 | 2005-04-27 | 潘金山 | Pre-tensioning system prestressed concrete pile |
| CN102720194A (en) * | 2012-05-28 | 2012-10-10 | 国鼎(南通)管桩有限公司 | Prestressed concrete pipe pile with reinforcing rings |
| CN202644525U (en) * | 2012-04-27 | 2013-01-02 | 宝钢工程技术集团有限公司 | Variable cross-section prestress reinforced concrete tubular pile |
| CN203373735U (en) * | 2013-07-31 | 2014-01-01 | 王丽 | Prefabricated concrete tubular pile with external longitudinal webs |
| CN205712087U (en) * | 2016-04-01 | 2016-11-23 | 江苏东浦管桩有限公司 | A kind of partially prestressed concrete pile tube of grid form of reinforcement |
-
2020
- 2020-11-07 CN CN202011234253.7A patent/CN112482370A/en active Pending
Patent Citations (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN2695485Y (en) * | 2004-05-14 | 2005-04-27 | 潘金山 | Pre-tensioning system prestressed concrete pile |
| CN202644525U (en) * | 2012-04-27 | 2013-01-02 | 宝钢工程技术集团有限公司 | Variable cross-section prestress reinforced concrete tubular pile |
| CN102720194A (en) * | 2012-05-28 | 2012-10-10 | 国鼎(南通)管桩有限公司 | Prestressed concrete pipe pile with reinforcing rings |
| CN203373735U (en) * | 2013-07-31 | 2014-01-01 | 王丽 | Prefabricated concrete tubular pile with external longitudinal webs |
| CN205712087U (en) * | 2016-04-01 | 2016-11-23 | 江苏东浦管桩有限公司 | A kind of partially prestressed concrete pile tube of grid form of reinforcement |
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Application publication date: 20210312 |