CN107489144B - Reinforcing tubular pile - Google Patents
Reinforcing tubular pile Download PDFInfo
- Publication number
- CN107489144B CN107489144B CN201710686011.3A CN201710686011A CN107489144B CN 107489144 B CN107489144 B CN 107489144B CN 201710686011 A CN201710686011 A CN 201710686011A CN 107489144 B CN107489144 B CN 107489144B
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- Prior art keywords
- pile
- pile body
- reinforcing rib
- core
- pipe
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- 230000003014 reinforcing effect Effects 0.000 title claims abstract description 44
- 229910000831 Steel Inorganic materials 0.000 claims description 25
- 239000010959 steel Substances 0.000 claims description 25
- 239000004567 concrete Substances 0.000 claims description 10
- 239000004568 cement Substances 0.000 claims description 9
- 238000005260 corrosion Methods 0.000 claims description 8
- 239000000463 material Substances 0.000 claims description 4
- 238000010276 construction Methods 0.000 abstract description 9
- 239000002689 soil Substances 0.000 abstract description 6
- 238000004519 manufacturing process Methods 0.000 abstract description 4
- 239000011324 bead Substances 0.000 description 4
- 238000000034 method Methods 0.000 description 4
- 238000005728 strengthening Methods 0.000 description 4
- 230000009286 beneficial effect Effects 0.000 description 2
- 230000007547 defect Effects 0.000 description 2
- 230000000694 effects Effects 0.000 description 1
- 238000001125 extrusion Methods 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 239000011513 prestressed concrete Substances 0.000 description 1
- 239000011150 reinforced concrete Substances 0.000 description 1
Images
Classifications
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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
- E02D5/58—Prestressed concrete piles
-
- 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
-
- 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
- E02D5/72—Pile shoes
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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 discloses a reinforced tubular pile, which comprises a pile core and a tubular pile body; the pile core and the pile body are coaxially arranged; the lower end of the tubular pile body is provided with a conical pile tip which is connected with the pile core; a plurality of slots along the axial direction are arranged between the pile core and the pipe pile body; the lower part of the slot is provided with a first reinforcing rib; the upper part of the slot is provided with a second reinforcing rib; the top of the second reinforcing rib is provided with a head; the lower end of the second reinforcing rib is provided with a pulling-resistant spike; the tubular pile body is provided with a sharp hole at a position corresponding to the top of the first reinforcing rib; the upper end of the first reinforcing rib is provided with a first lead block, and the lower end of the second reinforcing rib is provided with a second lead block. The invention has firm structure, short construction period and low manufacturing cost, can effectively enhance the connection strength with surrounding soil layers through the anti-pulling spike, improves the lateral impact resistance and bearing capacity, and has high structural strength and excellent anti-pulling performance.
Description
Technical Field
The invention relates to the field of building pipe piles, in particular to a reinforced pipe pile.
Background
The prestressed concrete pipe piles may be classified into post-tensioning prestressed pipe piles and pretensioned prestressed pipe piles. The pretensioned prestressed pipe pile is one kind of slender hollow cylinder concrete prefabricated part produced with pretensioned prestressing process and centrifugal forming process and consists of cylindrical pile body, end plate, steel hoop, etc. Pretensioned prestressed reinforced concrete pipe piles are widely applied to engineering construction of houses, roads, bridges and the like by virtue of excellent performances. The main function of the device is that the device can be mechanically driven into a stratum with hard ground like nails, and can better support the weight of large buildings such as houses and bridges. The tubular pile has the characteristics of short construction period, good overall structural strength and low manufacturing and construction cost. However, the existing tubular pile has the defects of weak pulling resistance, unstable pile foundation and weak lateral impact resistance.
Disclosure of Invention
In order to solve the technical problems, the invention provides a reinforced pipe pile, which aims at overcoming the defects in the prior art, changes the traditional pretensioning method prestressed pipe pile structure, adopts split design, and solves the problems of weak pulling resistance, unstable pile foundation and weak lateral impact resistance of the traditional pipe pile structure because the split design is adopted for the pipe pile foundation part to be provided with the pulling resistant spike which extends outwards in radial direction.
In order to achieve the above purpose, the technical scheme of the invention is as follows: a reinforced pipe pile comprises a pile core and a pipe pile body; the tubular pile body is cylindrical, the pile core is positioned in the tubular pile body, and the pile core and the tubular pile body are coaxially arranged; the lower end of the tubular pile body is provided with a conical pile tip, and the pile tip is connected with the pile core; a plurality of slots along the axial direction are arranged between the pile core and the pipe pile body; the slots are uniformly distributed around the periphery of the pile core; the lower part of the slot is provided with a first reinforcing rib; the upper part of the slot is provided with a second reinforcing rib; the top of the second reinforcing rib is provided with a terminal; the end head is cylindrical and is connected with a plurality of second reinforcing ribs; the lower end of the second reinforcing rib is provided with a pulling-resistant spike; the pipe pile body is provided with a puncture hole at a position corresponding to the top of the first reinforcing rib; the sharp hole is obliquely downwards arranged along the radial direction of the tubular pile body; the upper end of the first reinforcing rib is provided with a first lead block, and the lower end of the second reinforcing rib is provided with a second lead block.
As a preferred embodiment of the present invention, the first reinforcing bead and the second reinforcing bead are made of steel bars.
As a preferable scheme of the invention, the pile core comprises a first steel pipe, a first hoop net and a concrete building core; the first steel pipe is positioned outside the pile core, the first hoop net is arranged around the inner wall of the first steel pipe, and concrete is poured in the first steel pipe to form the concrete building core.
As a preferable scheme of the invention, the tubular pile body comprises a second steel pipe and an anti-corrosion cement layer; the anti-corrosion cement layer is positioned outside the second steel pipe and is formed by pouring anti-corrosion cement materials.
As a preferable mode of the invention, a connecting bolt which is formed by connecting a pipe pile body along the radial direction of the pipe pile body is arranged on the pipe pile body; the connecting bolts penetrate through the tubular pile body and the second reinforcing ribs and extend into the pile core.
As a preferable scheme of the invention, the anti-pulling spike is made of steel, and carburization treatment is carried out on the surface of the anti-pulling spike.
As a preferable mode of the invention, a spiral line extending along the length direction of the anti-pulling spike is arranged on the surface of the anti-pulling spike.
Through the technical scheme, the technical scheme has the remarkable beneficial effects that: the invention has firm structure, short construction period and low manufacturing cost, can effectively enhance the connection strength with surrounding soil layers through the anti-pulling spike, improves the lateral impact resistance and bearing capacity, and simultaneously adopts a split pile body design, can effectively improve the weather resistance, and has high structural strength and excellent anti-pulling performance.
Drawings
In order to more clearly illustrate the embodiments of the invention or the technical solutions in the prior art, the drawings that are required in the embodiments or the description of the prior art will be briefly described, it being obvious that the drawings in the following description are only some embodiments of the invention, and that other drawings may be obtained according to these drawings without inventive effort for a person skilled in the art.
Fig. 1 is a schematic view of the construction of the present invention.
Fig. 2 is a schematic structural view of the present invention after construction.
Corresponding part names are indicated by numerals and letters in the drawings:
1. pile tip 2, pile core 3, pipe pile body
4. First reinforcing rib 5, end 6, second reinforcing rib
7. A uplift spike 8, a second lead block 9, a first lead block
10. And (5) connecting bolts.
Detailed Description
The following description of the embodiments of the present invention will be made clearly and completely with reference to the accompanying drawings, in which it is apparent that the embodiments described are only some embodiments of the present invention, but not all embodiments. All other embodiments, which can be made by those skilled in the art based on the embodiments of the invention without making any inventive effort, are intended to be within the scope of the invention.
Examples
Referring to fig. 1 and 2, the present invention provides a reinforced pipe pile, which comprises a pile core 2 and a pile body 3. The tubular pile body 3 is cylindrical, the pile core 2 is positioned inside the tubular pile body 3, and the pile core 2 and the tubular pile body 3 are coaxially arranged. The lower end of the tubular pile body 3 is provided with a conical pile tip 1, and the pile tip 1 is connected with a pile core 2. The tubular pile body 3 comprises a second steel pipe and an anti-corrosion cement layer; the anti-corrosion cement layer is positioned outside the second steel pipe and is formed by pouring anti-corrosion cement materials. The pile core 2 comprises a first steel pipe, a first hoop net and a concrete building core; the first steel pipe is positioned outside the pile core 2, the first hoop net is arranged around the inner wall of the first steel pipe, and concrete is poured in the first steel pipe to form a concrete building core. A plurality of slots along the axial direction are arranged between the pile core 2 and the pile body 3. The slots are evenly distributed around the circumference of the pile core 2. The lower part of the slot is provided with a first reinforcing rib 4; the upper part of the slot is provided with a second reinforcing rib 6; the first reinforcing bead 4 and the second reinforcing bead 6 are made of steel bars. A tip 5 is arranged on the top of the second reinforcing rib 6. The end 5 is cylindrical and is connected with a plurality of second reinforcing ribs 6. The lower end of the second reinforcing rib 6 is provided with a pulling-resistant spike 7; the anti-pulling spike 7 is made of steel, and carburization treatment is carried out on the surface of the anti-pulling spike 7. The surface of the anti-pulling spike 7 is provided with spiral lines extending along the length direction of the anti-pulling spike 7. The tubular pile body 3 is provided with a puncture hole at a position corresponding to the top of the first reinforcing rib 4; the sharp hole is arranged obliquely downwards along the radial direction of the tubular pile body 3; a first lead block 9 is arranged at the upper end of the first reinforcing rib 4, and a second lead block 8 is arranged at the lower end of the second reinforcing rib 6.
In order to improve the connection strength, a connecting bolt 10 along the radial direction of the tubular pile body 3 is arranged on the tubular pile body 3; the connecting bolts 10 penetrate through the tubular pile body 3 and the second reinforcing ribs 6 and extend into the pile core 2.
Referring to fig. 1, in the construction of the invention, a pile tip 1 is downward and vertically arranged, and the pile body is driven into a soil layer by hammering the upper end surface of a pipe pile body 3, so that the fixing process of the pile body is completed; in combination with fig. 2, the hammering end 5 makes the second strengthening rib 6 follow slot downward movement, and the anti-plucking spike 7 stretches out tubular pile body 3 from the spike hole, pierces around in the soil layer, reinforcing and soil layer's joint strength and side direction impact ability, and first plumb 9 and second plumb 8 contact, and extrusion deformation plays the cushioning effect, connects first strengthening rib 4 and second strengthening rib 6 simultaneously, then fixes second strengthening rib 6 and tubular pile body 3 and stake core 2 through connecting bolt 10, accomplishes whole work progress.
Through the specific embodiment, the beneficial effects of the invention are as follows: the invention has firm structure, short construction period and low manufacturing cost, can effectively enhance the connection strength with surrounding soil layers through the anti-pulling spike 7, improves the lateral impact resistance and bearing capacity, and simultaneously adopts a split pile body design, can effectively improve the weather resistance, and has high structural strength and excellent anti-pulling performance.
The previous description of the disclosed embodiments is provided to enable any person skilled in the art to make or use the present invention. Various modifications to these embodiments will be readily apparent to those skilled in the art, and the generic principles defined herein may be applied to other embodiments without departing from the spirit or scope of the invention. Thus, the present invention is not intended to be limited to the embodiments shown herein but is to be accorded the widest scope consistent with the principles and novel features disclosed herein.
Claims (5)
1. The reinforced tubular pile is characterized by comprising a pile core and a tubular pile body; the tubular pile body is cylindrical, the pile core is positioned in the tubular pile body, and the pile core and the tubular pile body are coaxially arranged; the lower end of the tubular pile body is provided with a conical pile tip, and the pile tip is connected with the pile core; a plurality of slots along the axial direction are arranged between the pile core and the pipe pile body; the slots are uniformly distributed around the periphery of the pile core; the lower part of the slot is provided with a first reinforcing rib; the upper part of the slot is provided with a second reinforcing rib; the top of the second reinforcing rib is provided with a terminal; the end head is cylindrical and is connected with a plurality of second reinforcing ribs; the lower end of the second reinforcing rib is provided with a pulling-resistant spike; the pipe pile body is provided with a puncture hole at a position corresponding to the top of the first reinforcing rib; the sharp hole is obliquely downwards arranged along the radial direction of the tubular pile body; a first lead block is arranged at the upper end of the first reinforcing rib, and a second lead block is arranged at the lower end of the second reinforcing rib;
the surface of the anti-pulling spike is provided with spiral lines extending along the length direction of the anti-pulling spike;
the pipe pile body is provided with a connecting bolt along the radial direction of the pipe pile body; the connecting bolts penetrate through the tubular pile body and the second reinforcing ribs and extend into the pile core.
2. The reinforced pipe pile of claim 1, wherein the first and second reinforcing bars are made of steel bars.
3. The reinforced pipe pile of claim 2, wherein the pile core comprises a first steel pipe, a first hoop net, and a concrete core; the first steel pipe is positioned outside the pile core, the first hoop net is arranged around the inner wall of the first steel pipe, and concrete is poured in the first steel pipe to form the concrete building core.
4. A reinforced pipe pile according to claim 3, characterised in that the pile body comprises a second steel pipe and a layer of anti-corrosive cement; the anti-corrosion cement layer is positioned outside the second steel pipe and is formed by pouring anti-corrosion cement materials.
5. The reinforced pipe pile of claim 4, wherein the anti-pull spike is made of steel material and carburized on the surface of the anti-pull spike.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201710686011.3A CN107489144B (en) | 2017-08-11 | 2017-08-11 | Reinforcing tubular pile |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201710686011.3A CN107489144B (en) | 2017-08-11 | 2017-08-11 | Reinforcing tubular pile |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN107489144A CN107489144A (en) | 2017-12-19 |
| CN107489144B true CN107489144B (en) | 2023-06-06 |
Family
ID=60645246
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201710686011.3A Active CN107489144B (en) | 2017-08-11 | 2017-08-11 | Reinforcing tubular pile |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN107489144B (en) |
Families Citing this family (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN108755741B (en) * | 2018-06-01 | 2020-08-11 | 衡水通广通信导航设备有限公司 | Efficient environment-friendly supporting pile without concrete non-stop equipment foundation and using method thereof |
| CN108755790A (en) * | 2018-08-03 | 2018-11-06 | 浙江大学城市学院 | The novel squeezed uplift pile conical hole forming of the falling umbrella frame device of one kind and construction method |
| CN110241811A (en) * | 2019-07-08 | 2019-09-17 | 王树华 | A kind of screw pile |
| CN113550299B (en) * | 2021-09-06 | 2022-10-25 | 芜湖宝正新型材料科技有限公司 | Assembled unwrapping wire tubular pile of steel-wood structure |
Family Cites Families (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US5975808A (en) * | 1997-07-11 | 1999-11-02 | Fujita; Yasuhiro | Pile or pile assembly for engineering and construction works |
| US6047505A (en) * | 1997-12-01 | 2000-04-11 | Willow; Robert E. | Expandable base bearing pile and method of bearing pile installation |
| EP1518976A1 (en) * | 2003-09-26 | 2005-03-30 | André Nicolet | Post with barbed anchors |
| JP2008008091A (en) * | 2006-06-30 | 2008-01-17 | Yasuhiro Fujita | Pile for civil engineering and method for ascertaining projection of wedge of pile for civil engineering |
| CN205530236U (en) * | 2016-01-28 | 2016-08-31 | 广东工商职业学院 | Building pile |
| CN207228108U (en) * | 2017-08-11 | 2018-04-13 | 汤始建华建材（苏州）有限公司 | A kind of novel enhanced pile pile |
-
2017
- 2017-08-11 CN CN201710686011.3A patent/CN107489144B/en active Active
Also Published As
| Publication number | Publication date |
|---|---|
| CN107489144A (en) | 2017-12-19 |
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