CN219527629U - High-strength bolt connection point structure of precast pile and steel pile - Google Patents
High-strength bolt connection point structure of precast pile and steel pile Download PDFInfo
- Publication number
- CN219527629U CN219527629U CN202320417660.4U CN202320417660U CN219527629U CN 219527629 U CN219527629 U CN 219527629U CN 202320417660 U CN202320417660 U CN 202320417660U CN 219527629 U CN219527629 U CN 219527629U
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- steel pipe
- pile
- precast pile
- strength bolt
- inner sleeve
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- 229910000831 Steel Inorganic materials 0.000 title claims abstract description 74
- 239000010959 steel Substances 0.000 title claims abstract description 74
- 238000003466 welding Methods 0.000 claims description 4
- 238000010276 construction Methods 0.000 abstract description 18
- 230000006835 compression Effects 0.000 abstract description 6
- 238000007906 compression Methods 0.000 abstract description 6
- 238000005452 bending Methods 0.000 abstract description 3
- 230000005540 biological transmission Effects 0.000 abstract description 3
- 238000010586 diagram Methods 0.000 description 4
- 230000009286 beneficial effect Effects 0.000 description 1
- 230000007547 defect Effects 0.000 description 1
- 230000000694 effects Effects 0.000 description 1
- 238000005516 engineering process 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
- 238000003825 pressing Methods 0.000 description 1
- 239000002689 soil Substances 0.000 description 1
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- Piles And Underground Anchors (AREA)
Abstract
The utility model discloses a high-strength bolt connection point structure of a precast pile and a steel pile, which comprises the precast pile, an inner sleeve steel pipe connected with the top of the precast pile and a steel pipe arranged outside the inner sleeve steel pipe, wherein the inner sleeve steel pipe and the steel pipe are fixed through high-strength bolts, a plurality of high-strength bolts are arranged in the vertical direction, and a plurality of high-strength bolts are arranged in different directions on a horizontal plane. The utility model has the advantages that: the connection of the precast pile and the steel pile is realized, the high-strength bolt connection speed is high, the construction time is shortened, the construction cost is reduced, good social benefits are created, and good economical efficiency and practicability are realized; the high-strength bolt has good compression resistance, bending resistance and compression buckling resistance, can realize reliable force transmission and has good stability.
Description
Technical Field
The utility model relates to the technical field of connection of precast piles and steel piles, in particular to a high-strength bolt connection point structure of precast piles and steel piles.
Background
Precast piles and steel piles are used as common pile types and are widely applied to industrial and civil buildings, and the welding (low construction efficiency) and mechanical connection (high construction efficiency) technologies of the precast piles or the steel piles are mature, but the precast piles and the steel piles are usually independently designed and used, so that two pile types are combined in engineering, the manufacturing cost is reduced, the precast piles and the steel piles are connected to form a combined pile type, and the problem of difficulty in pile splicing in construction exists.
Disclosure of Invention
According to the defects of the prior art, the utility model provides a high-strength bolt connection point structure of a precast pile and a steel pile, a section of round steel pipe is fixed at the end part of the precast pile in advance to serve as a precast pile joint, and the precast pile and the steel pile are connected through the high-strength bolt, so that the problem of pile splicing difficulty is solved, the construction time is shortened, and the construction cost is reduced.
The utility model is realized by the following technical scheme:
a precast pile and steel pile's high strength bolt tie point structure, its characterized in that: the high-strength steel pipe is fixed between the inner sleeve steel pipe and the steel pipe through high-strength bolts, a plurality of high-strength bolts are arranged in the vertical direction, and a plurality of high-strength bolts are arranged in different directions on a horizontal plane.
The high-strength bolt comprises a screw rod and a nut, wherein the screw rod sequentially penetrates through the through hole on one side of the steel pipe, the through hole on one side of the inner sleeve steel pipe, the through hole on the other side of the inner sleeve steel pipe and the through hole on the other side of the steel pipe and is fixed through the nut.
And the inner sleeve steel pipe is connected with a precast pile end plate at the top of the precast pile.
And welding or bonding is performed between the precast pile and the inner sleeve steel pipe.
The utility model has the advantages that: the connection of the precast pile and the steel pile is realized, the high-strength bolt connection speed is high, the construction time is shortened, the construction cost is reduced, good social benefits are created, and good economical efficiency and practicability are realized; the high-strength bolt has good compression resistance, bending resistance and compression buckling resistance, can realize reliable force transmission and has good stability.
Drawings
FIG. 1 is a schematic view of the construction of a high-strength bolt connection point between a precast pile and a steel pile according to the present utility model;
FIG. 2 is a cross-sectional view of A-A of FIG. 1;
FIG. 3 is a schematic diagram of a construction method of a high-strength bolt connection point structure of a precast pile and a steel pile according to the step 1;
FIG. 4 is a schematic diagram of a construction method step 2 of a high-strength bolt connection point structure of a precast pile and a steel pile;
FIG. 5 is a schematic diagram of a construction method of a high-strength bolt connection point structure of a precast pile and a steel pile according to the step 3 of the construction method;
fig. 6 is a schematic diagram of a construction method step 4 of a high-strength bolt connection point structure of a precast pile and a steel pile.
Detailed Description
The features of the utility model and other related features are described in further detail below by way of example in conjunction with the following figures to facilitate understanding by those skilled in the art:
as shown in figures 1-6, the marks 1-5 are respectively shown as a precast pile 1, a steel pipe 2, an inner sleeve steel pipe 3, a high-strength bolt 4 and a precast pile end plate 5.
Examples: as shown in fig. 1-2, the present embodiment relates to a high-strength bolt connection point structure of precast pile and steel pile, which mainly comprises a precast pile 1, an inner sleeve steel pipe 3 connected with the top of the precast pile 1, and a steel pipe 2 arranged outside the inner sleeve steel pipe 3, wherein the precast pile 1 and the inner sleeve steel pipe 3 are connected by welding or bonding, the inner sleeve steel pipe 3 is fixed with a precast pile end plate 5 at the top of the precast pile 1, a precast pile 1 with an inner sleeve steel pipe 3 connector is formed, and the size of the inner sleeve steel pipe 3 is determined according to the model of the precast pile 1 and the model of the steel pipe 2. The inner sleeve steel pipe 3 and the steel pipe 2 are fixed through the high-strength bolts 4, three high-strength bolts 4 are arranged in the vertical direction, the three high-strength bolts 4 are arranged in different directions on a horizontal plane, the steel pipe 2 and the inner sleeve steel pipe 3 are provided with opposite perforations (staggered arrangement), and the size of each perforation is determined according to the type of the high-strength bolt 4. In this embodiment, the high-strength bolt 4 includes a screw and a nut, and the screw sequentially passes through the through hole on one side of the steel pipe 2, the through hole on one side of the inner sleeve steel pipe 3, the through hole on the other side of the inner sleeve steel pipe 3, and the through hole on the other side of the steel pipe 2 and is fixed by the nut.
As shown in fig. 3 to 6, the present embodiment further has the following construction method:
as shown in fig. 3, first, a first precast pile 1 (with an inner sleeve steel pipe 3 at the top and an opposite perforation in the inner sleeve steel pipe 3) is pressed into a soil layer to a certain depth according to a designed angle by a pile pressing machine.
As shown in fig. 4, a steel pipe 2 (the steel pipe 2 has a pair of perforations) is added to the precast pile 1, and the centers of the pair of perforations of the steel pipe 2 and the inner sleeve steel pipe 3 are aligned.
As shown in fig. 5, the high-strength bolt 4 is perforated and the nut is screwed down to fix the connection.
As shown in fig. 6, the precast pile 1 and the steel pipe 2 are continuously pressed into the designed position at the designed angle.
The beneficial technical effects of this embodiment are: the connection of the precast pile and the steel pile is realized, the high-strength bolt connection speed is high, the construction time is shortened, the construction cost is reduced, good social benefits are created, and good economical efficiency and practicability are realized; the high-strength bolt has good compression resistance, bending resistance and compression buckling resistance, can realize reliable force transmission and has good stability.
Although the foregoing embodiments have been described in some detail with reference to the accompanying drawings, it will be appreciated by those skilled in the art that various modifications and changes may be made thereto without departing from the scope of the utility model as defined in the appended claims, and thus are not repeated herein.
Claims (4)
1. A precast pile and steel pile's high strength bolt tie point structure, its characterized in that: the high-strength steel pipe is fixed between the inner sleeve steel pipe and the steel pipe through high-strength bolts, a plurality of high-strength bolts are arranged in the vertical direction, and a plurality of high-strength bolts are arranged in different directions on a horizontal plane.
2. A high strength bolt joint structure of precast pile and steel pile as defined in claim 1, wherein: the high-strength bolt comprises a screw rod and a nut, wherein the screw rod sequentially penetrates through the through hole on one side of the steel pipe, the through hole on one side of the inner sleeve steel pipe, the through hole on the other side of the inner sleeve steel pipe and the through hole on the other side of the steel pipe and is fixed through the nut.
3. A high strength bolt joint structure of precast pile and steel pile as defined in claim 1, wherein: and the inner sleeve steel pipe is connected with a precast pile end plate at the top of the precast pile.
4. A high strength bolt joint structure of precast pile and steel pile as defined in claim 1, wherein: and welding or bonding is performed between the precast pile and the inner sleeve steel pipe.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202320417660.4U CN219527629U (en) | 2023-03-08 | 2023-03-08 | High-strength bolt connection point structure of precast pile and steel pile |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202320417660.4U CN219527629U (en) | 2023-03-08 | 2023-03-08 | High-strength bolt connection point structure of precast pile and steel pile |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN219527629U true CN219527629U (en) | 2023-08-15 |
Family
ID=87632510
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202320417660.4U Active CN219527629U (en) | 2023-03-08 | 2023-03-08 | High-strength bolt connection point structure of precast pile and steel pile |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN219527629U (en) |
-
2023
- 2023-03-08 CN CN202320417660.4U patent/CN219527629U/en active Active
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| GR01 | Patent grant | ||
| GR01 | Patent grant | ||
| CP03 | Change of name, title or address | ||
| CP03 | Change of name, title or address |
Address after: 200093 No. 38 Shui Feng Road, Yangpu District, Shanghai. Patentee after: Shanghai Survey, Design and Research Institute (Group) Co.,Ltd. Address before: 200093 No. 38 Shui Feng Road, Yangpu District, Shanghai. Patentee before: SGIDI ENGINEERING CONSULTING (Group) Co.,Ltd. |