CN111395326A - Connecting structure between adjacent pile sections of thin-walled tubular pile - Google Patents
Connecting structure between adjacent pile sections of thin-walled tubular pile Download PDFInfo
- Publication number
- CN111395326A CN111395326A CN202010244776.3A CN202010244776A CN111395326A CN 111395326 A CN111395326 A CN 111395326A CN 202010244776 A CN202010244776 A CN 202010244776A CN 111395326 A CN111395326 A CN 111395326A
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- Prior art keywords
- shaped
- pipe section
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- shaped clips
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- 238000000034 method Methods 0.000 claims description 3
- 238000010276 construction Methods 0.000 description 6
- 230000007547 defect Effects 0.000 description 5
- 239000011800 void material Substances 0.000 description 2
- 230000009286 beneficial effect Effects 0.000 description 1
- 238000004519 manufacturing process Methods 0.000 description 1
- 230000007246 mechanism Effects 0.000 description 1
- 230000002265 prevention Effects 0.000 description 1
- 230000002787 reinforcement Effects 0.000 description 1
- 239000002689 soil Substances 0.000 description 1
- 238000003466 welding Methods 0.000 description 1
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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
- E02D5/52—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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- E—FIXED CONSTRUCTIONS
- E02—HYDRAULIC ENGINEERING; FOUNDATIONS; SOIL SHIFTING
- E02D—FOUNDATIONS; EXCAVATIONS; EMBANKMENTS; UNDERGROUND OR UNDERWATER STRUCTURES
- E02D2600/00—Miscellaneous
- E02D2600/20—Miscellaneous comprising details of connection between elements
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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 connecting structure between adjacent pile sections of a thin-wall tubular pile, wherein L-shaped clamps are arranged on the bottom end surface of an upper pipe section at intervals along the circumference, the bayonets of the L-shaped clamps face in the same direction along the circumference, inverted L-shaped gaps are formed between the adjacent L0-shaped clamps, inverted L-shaped clamps are correspondingly arranged on the top end surface of a lower pipe section, the bayonets of the inverted L-shaped clamps face in the opposite direction to the bayonets of the L-shaped clamps, the L-shaped clamps and the inverted L-shaped clamps form mutual socket joints, the upper pipe section rotates relative to the lower pipe section by rotating the upper pipe section by an angle, so that the L-shaped clamps and the inverted L-shaped clamps form mutual clamping and embedding, and the connection between the upper pipe section and the lower pipe section is realized.
Description
Technical Field
The invention relates to a connecting structure between adjacent pile sections of a thin-wall tubular pile, which comprises a thin-wall cylindrical tubular pile and a thin-wall conical tubular pile; and adjacent pile sections are connected by using a connecting structure so as to realize the lengthening of the pile body.
Background
In civil engineering construction such as building of buildings, construction of highway subgrades, construction of hydraulic engineering structures and the like, the problems of treatment and reinforcement of weak foundations are often encountered, and the pile foundation form is adopted to meet the requirements of structures, structures and buildings on foundation bearing capacity and settlement prevention. The existing various piles have the defects of difficult pile length to meet engineering requirements and difficult realization of standardized manufacturing due to the dependence on construction mechanisms and transportation. The inventor of the application discloses an assembly type water-permeable thin-wall conical pile in an invention patent application document with the publication number of CN101949150A, which meets the requirements of bearing capacity and anti-settlement of a foundation and has the advantage of bearing pressure, but the requirement of bearing tension cannot be well solved, and the anti-pulling capacity comes from the friction force between the pile and soil; the vertical tenon body in the connecting structure can fall off from the lower pipe section body when bearing the pulling resistance (pull), and the lower taper pipe section can not bear the upward pull. Therefore, when the pipe is subjected to upward tensile force, the upper conical pipe section and the lower conical pipe section are separated, the defect of pulling resistance exists, and the engineering requirements of practical application cannot be met.
Disclosure of Invention
The invention aims to overcome the defects in the prior art, and provides a connecting structure between adjacent pile sections of a thin-walled tubular pile.
The invention adopts the following technical scheme for solving the technical problems:
according to the connecting structure between adjacent pile sections of the thin-wall pipe pile, the thin-wall pipe pile is arranged in a split manner, and the adjacent upper pipe section and the lower pipe section are connected by using the connecting structure; the structure is characterized in that:
the connecting structure is a buckle type connecting structure and comprises a connecting rod and a connecting rod;
the bottom end face of the upper pipe section is provided with L-shaped clips at intervals along the circumference, bayonets of the L-shaped clips are consistent in orientation along the circumferential direction, and inverted L-shaped gaps are formed between the adjacent L-shaped clips;
the top end surface of the lower pipe section is provided with inverted-shaped L-shaped clips at intervals along the circumference, the bayonets of the inverted-shaped L-shaped clips face in the same direction along the circumference and face in the opposite direction to the bayonets of the L-shaped clips, and a L-shaped gap is formed between the adjacent inverted-shaped L-shaped clips;
the L-shaped clips correspond to the L-shaped gaps one by one, the inverted L-shaped clips correspond to the inverted L-shaped gaps one by one, the L-shaped clips and the inverted L-shaped clips are mutually inserted, and the L-shaped clips and the inverted L-shaped clips are mutually clamped and embedded by rotating the upper pipe section to rotate relative to the lower pipe section by an angle.
The connecting structure between adjacent pile sections of the thin-wall tubular pile is also characterized in that the surfaces of the L-shaped clamp and the inverted L-shaped clamp which are mutually clamped and embedded are coplanar with the outer circumferential surface of the thin-wall tubular pile.
The connecting structure between adjacent pile sections of the thin-wall tubular pile is also characterized in that the L-shaped clamp and the upper pipe section are of an integrated structure, and the inverted L-shaped clamp and the lower pipe section are of an integrated structure.
Compared with the prior art, the invention has the beneficial effects that:
1. aiming at the thin-wall tubular pile, the invention not only realizes the lengthened connection between adjacent pile sections, but also well solves the problem of the defect of the pulling resistance of the thin-wall tubular pile.
2. The concrete implementation of the invention does not need construction welding, can finish the connection by socket joint and rotation, the process is simple, the construction period is obviously shortened, and the engineering cost is reduced.
3. The invention is especially suitable for the requirement of adopting pipe piles when the soft foundation is rapidly treated and reinforced.
Drawings
FIG. 1 is a schematic view showing the upper pipe section and the lower pipe section in a split state according to the present invention;
FIG. 2 is a schematic view showing a state of a joint of an upper pipe section and a lower pipe section in the present invention;
the reference numbers in the figure are 1 upper pipe section, 2 lower pipe section, 11 is an inverted 'L' shaped gap, 12 is a 'L' shaped clip, 13 is a 'L' shaped gap, and 14 is an inverted 'L' shaped clip;
Detailed Description
Referring to fig. 1 and 2, in the present embodiment, the thin-wall tubular pile is arranged in a split manner, and adjacent upper tube sections 1 and lower tube sections 2 are connected by using a connection structure; the connecting structure is a buckle type connecting structure and comprises;
the L-shaped clips 12 are arranged on the bottom end surface of the upper pipe section 1 at intervals along the circumference, the bayonets of the L-shaped clips 12 are uniformly oriented along the circumference direction, and inverted L-shaped gaps 11 are formed between the adjacent L-shaped clips 12.
The inverted L-shaped cards 14 are circumferentially spaced on the top end surface of the lower tube section 2, the bayonets of the inverted L-shaped cards 14 are circumferentially oriented in the same direction and are oppositely oriented to the bayonets of the L-shaped cards 12, and a L-shaped gap 13 is formed between adjacent inverted L-shaped cards 14.
The L-shaped clamps 12 correspond to the L-shaped gaps 13 one by one, the L-shaped clamps 14 correspond to the L-shaped gaps 11 one by one, the L-shaped clamps 12 and the L-shaped clamps 14 are inserted into each other, and the L-shaped clamps 12 and the L-shaped clamps 14 are mutually clamped and embedded by rotating the upper pipe section 1 to rotate the upper pipe section 1 relative to the lower pipe section 2 at an angle, so that connection and pull resistance are realized.
In the concrete implementation, the outer surfaces of the L-shaped clamp 12 and the L-shaped clamp 14 which are mutually clamped and embedded are coplanar with the outer circumferential surface of the thin-wall pipe pile, the L-shaped clamp 12 and the upper pipe section 1 are arranged into an integrated structure, the L-shaped clamp 12 is formed into an extension section which is downward along the upper pipe section 1 and has the same thickness as the upper pipe section, the L-shaped clamp 14 and the lower pipe section 2 are arranged into an integrated structure, and the L-shaped clamp 14 is formed into an extension section which is upward along the lower pipe section 2 and has the same thickness as the lower pipe section.
To ensure that the upper lip of the "L" shaped void 13 is no less wide than the length of the horizontal strip of the "L" shaped card 11 and likewise, the lower lip of the inverted "L" shaped void 11 is no less wide than the length of the horizontal strip of the inverted "L" shaped card 14.
According to the concept of the invention, for the snap-in type connecting structure, the snap-in type connecting structure can also be directly arranged as the clamping holes at intervals on the top end surface of the lower pipe section 2, so that the L-shaped card in the upper pipe section 1 is inserted into the clamping holes, the upper pipe section 1 is rotated relative to the lower pipe section 2 by rotating the upper pipe section 1 to rotate an angle, the horizontal clamping strip of the L-shaped card is buckled in the clamping holes, and the connection and the poking resistance are also realized.
The invention is suitable for cylindrical thin-wall tubular piles and taper tube thin-wall piles; particularly, aiming at the implementation of the fabricated water-permeable thin-wall tapered pile with the publication number of CN101949150A, in the process of connecting adjacent pile sections, a cone in the prior technical scheme is omitted, so that the connecting structure is simpler and more reliable, and the defect of the anti-pulling capability is solved.
Claims (3)
1. A thin-wall tubular pile adjacent pile section connecting structure is characterized in that the thin-wall tubular pile is arranged in a split manner, and an upper pipe section (1) and a lower pipe section (2) which are adjacent are connected by the connecting structure; the method is characterized in that:
the connecting structure is a buckle type connecting structure and comprises a connecting rod and a connecting rod;
the bottom end surface of the upper pipe section (1) is provided with L-shaped clips (12) at intervals along the circumference, the bayonets of the L-shaped clips (12) are consistent in orientation along the circumferential direction, and inverted L-shaped gaps (11) are formed between the adjacent L-shaped clips (12);
the top end surface of the lower pipe section (2) is provided with inverted L-shaped clips (14) at intervals along the circumference, the bayonets of the inverted L-shaped clips (14) are consistent in orientation along the circumferential direction and are opposite to the bayonets of the L-shaped clips (12), and L-shaped gaps (13) are formed between the adjacent inverted L-shaped clips (14);
the L-shaped clips correspond to the L-shaped gaps one by one, the inverted L-shaped clips correspond to the inverted L-shaped gaps one by one, the L-shaped clips and the inverted L-shaped clips are inserted into each other, and the L-shaped clips and the inverted L-shaped clips are mutually embedded by rotating the upper pipe section (1) to rotate the upper pipe section relative to the lower pipe section through an angle.
2. The connecting structure between adjacent pile sections of a thin-wall tubular pile according to claim 1, wherein the surfaces of the mutually embedded L-shaped clips and the inverted L-shaped clips are coplanar with the outer circumferential surface of the thin-wall tubular pile.
3. The connecting structure between adjacent pile sections of the thin-wall tubular pile according to claim 1, wherein the L-shaped clamp and the upper pipe section (1) are of an integrated structure, and the inverted L-shaped clamp and the lower pipe section (2) are of an integrated structure.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202010244776.3A CN111395326A (en) | 2020-03-31 | 2020-03-31 | Connecting structure between adjacent pile sections of thin-walled tubular pile |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202010244776.3A CN111395326A (en) | 2020-03-31 | 2020-03-31 | Connecting structure between adjacent pile sections of thin-walled tubular pile |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN111395326A true CN111395326A (en) | 2020-07-10 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202010244776.3A Pending CN111395326A (en) | 2020-03-31 | 2020-03-31 | Connecting structure between adjacent pile sections of thin-walled tubular pile |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN111395326A (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN112096978A (en) * | 2020-09-26 | 2020-12-18 | 中国石油天然气集团有限公司 | Thin-walled pipe connecting structure |
Citations (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN204059345U (en) * | 2014-09-10 | 2014-12-31 | 安徽省交通建设有限责任公司 | Preformed pile casing method syndeton |
| JPWO2015083807A1 (en) * | 2013-12-06 | 2017-03-16 | 新日鐵住金株式会社 | Steel pipe pile joint structure |
| KR20190000532A (en) * | 2017-06-23 | 2019-01-03 | 송한섭 | Structure for connecting shaft-piles in the helical pile |
-
2020
- 2020-03-31 CN CN202010244776.3A patent/CN111395326A/en active Pending
Patent Citations (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPWO2015083807A1 (en) * | 2013-12-06 | 2017-03-16 | 新日鐵住金株式会社 | Steel pipe pile joint structure |
| CN204059345U (en) * | 2014-09-10 | 2014-12-31 | 安徽省交通建设有限责任公司 | Preformed pile casing method syndeton |
| KR20190000532A (en) * | 2017-06-23 | 2019-01-03 | 송한섭 | Structure for connecting shaft-piles in the helical pile |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN112096978A (en) * | 2020-09-26 | 2020-12-18 | 中国石油天然气集团有限公司 | Thin-walled pipe connecting structure |
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| RJ01 | Rejection of invention patent application after publication |
Application publication date: 20200710 |
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| RJ01 | Rejection of invention patent application after publication |