CN111851539A - Groove type anti-slide pile for slope structure safety and construction method thereof - Google Patents
Groove type anti-slide pile for slope structure safety and construction method thereof Download PDFInfo
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- CN111851539A CN111851539A CN202010881518.6A CN202010881518A CN111851539A CN 111851539 A CN111851539 A CN 111851539A CN 202010881518 A CN202010881518 A CN 202010881518A CN 111851539 A CN111851539 A CN 111851539A
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- Prior art keywords
- pile
- groove
- slide
- pile body
- resistant
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- E—FIXED CONSTRUCTIONS
- E02—HYDRAULIC ENGINEERING; FOUNDATIONS; SOIL SHIFTING
- E02D—FOUNDATIONS; EXCAVATIONS; EMBANKMENTS; UNDERGROUND OR UNDERWATER STRUCTURES
- E02D17/00—Excavations; Bordering of excavations; Making embankments
- E02D17/20—Securing of slopes or inclines
-
- E—FIXED CONSTRUCTIONS
- E02—HYDRAULIC ENGINEERING; FOUNDATIONS; SOIL SHIFTING
- E02D—FOUNDATIONS; EXCAVATIONS; EMBANKMENTS; UNDERGROUND OR UNDERWATER STRUCTURES
- E02D17/00—Excavations; Bordering of excavations; Making embankments
- E02D17/20—Securing of slopes or inclines
- E02D17/207—Securing of slopes or inclines with means incorporating sheet piles or 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
- E02D5/34—Concrete or concrete-like piles cast in position ; Apparatus for making same
Abstract
The invention discloses a groove type slide-resistant pile for slope structure safety and a construction method thereof, and belongs to the field of prevention of rock and soil body disasters. The technical key points are as follows: the bottom of the anti-slide pile is of a groove-shaped structure, and the groove is in an inverted V shape or an inverted U shape; one side of the un-grooved pile body is adjacent to one side of the landslide body, and one side of the grooved pile body is vertical to one side of the landslide body. The bottom of the groove slide-resistant pile extends into the slope rock-soil layer, the contact area of the groove and the rock-soil layer is increased, the stress area of the slide-resistant pile is increased, and the sliding resistance of the slide-resistant pile is increased. The groove type slide-resistant pile can reduce the excavation depth of the slide-resistant pile and reduce the construction cost under the condition of ensuring the sliding resistance.
Description
Technical Field
The invention relates to a groove type slide-resistant pile for slope structure safety and a construction method thereof, and belongs to the field of rock and soil disaster prevention.
Background
In recent years, domestic highway construction, particularly mountain highway construction, is rapidly developed, and the proportion of high slopes in highways is increasing. At present, in the field of geotechnical engineering, common slide-resistant piles mainly comprise rectangular piles and circular piles according to cross section forms, and the slide-resistant piles in the two cross section forms have advantages and disadvantages, for example, the rectangular piles have good bending resistance effect, but only pile holes can be excavated manually, so that the construction speed is slow, and the safety of constructors is difficult to guarantee; although the circular pile can be formed by high-efficiency machinery, compared with the rectangular pile, the circular pile with the same cross section area has poorer bending resistance effect, if the bending resistance effect is required to be achieved, the cross section area of the circular pile is much larger than that of the rectangular pile, and the circular pile is not economical.
Disclosure of Invention
The invention provides a groove type slide-resistant pile and a construction method thereof based on the structure of the slide-resistant pile, which can effectively increase the stress area of the slide-resistant pile and increase the sliding resistance of the slide-resistant pile.
The technical purpose of the invention is realized by the following technical scheme: the utility model provides a recess type friction pile for side slope structure safety, is including being located the landslide in and the pile body 1 that the basement rock was stretched into to the bottom, 1 bottoms of pile body are groove structure 2 for V type or U type.
Furthermore, one side of the non-grooved pile body of the groove structure 2 is adjacent to one side of the landslide body, and one side of the grooved pile body is perpendicular to one side of the landslide body.
Further, the construction method of the groove slide-resistant pile specifically comprises the following steps:
s1, digging a pile body hole in the slide bed according to the conventional slide-resistant pile construction procedure;
s2, excavating groove pile bodies on the left side and the right side of the excavated pile hole;
s3, manufacturing and installing the vertical steel cable, and grouting the vertical anchor cable
S4, manufacturing groove reinforcing steel bars according to the design requirements of the grooves, and respectively installing the vertical reinforcing steel bars and the groove reinforcing steel bars in the pile body holes and the groove holes;
and S5, pouring concrete into the pile body hole and the groove to form a pile body column and a groove column 2 to form the groove type anti-slide pile body 1.
Drawings
Fig. 1 is a schematic top view of a bottom V-groove friction pile according to the present invention.
Fig. 2 is a schematic front view of a bottom V-groove slide-resistant pile according to the present invention.
Fig. 3 is a schematic top view of a bottom flat-top V-groove slide-resistant pile according to the present invention.
Fig. 4 is a schematic front view of the bottom flat-top V-groove slide-resistant pile according to the present invention.
Fig. 5 is a schematic top view of a bottom U-groove stake of the present invention.
Fig. 6 is a schematic front view of a bottom U-groove slide-resistant pile according to the present invention.
Fig. 7 is a schematic top view of a U-shaped groove slide-resistant pile with a flat bottom according to the present invention.
Fig. 8 is a schematic front view of a U-shaped groove slide-resistant pile with a flat bottom according to the present invention.
Wherein, 1 is the slide-resistant pile body, and 2 is the recess of slide-resistant pile bottom.
Detailed Description
The invention is further described below with reference to the accompanying drawings.
Example one
The embodiment provides a bottom V-shaped groove slide-resistant pile for slope structure safety, which comprises a pile body 1 of the slide-resistant pile and a bottom V-shaped groove 2, as shown in figures 1 and 2.
The bottom of the anti-slide pile body 1 is a V-shaped groove 2.
One side of the un-grooved pile body of the bottom V-shaped groove structure 2 is adjacent to one side of the landslide body, and one side of the grooved pile body is vertical to one side of the landslide body.
The construction method of the anti-slide pile with the V-shaped groove at the bottom comprises the following steps:
s1, digging a pile body hole in the slide bed according to the conventional slide-resistant pile construction procedure;
s2, excavating V-shaped groove pile bodies on the left side and the right side of the excavated pile hole;
s3, manufacturing and installing the vertical steel cable, and grouting the vertical anchor cable;
s4, manufacturing V-shaped groove reinforcing steel bars according to the design requirements of the V-shaped grooves, and respectively installing the vertical reinforcing steel bars and the groove reinforcing steel bars in the pile body holes and the V-shaped groove holes;
and S5, pouring concrete into the pile body hole and the V-shaped groove to form a pile body column and a V-shaped groove column 2, so as to form the V-shaped groove type anti-slide pile body 1.
Example two
The embodiment provides a bottom flat-top V-shaped groove slide-resistant pile for slope structure safety, which comprises a pile body 1 of the slide-resistant pile and a bottom flat-top V-shaped groove 2, as shown in figures 3 and 4.
The bottom of the anti-slide pile body 1 is a flat-topped V-shaped groove 2.
One side of the un-grooved pile body of the bottom flat-top V-shaped groove structure 2 is adjacent to one side of the landslide body, and one side of the grooved pile body is vertical to one side of the landslide body.
The construction method of the anti-slide pile with the V-shaped groove and the flat top at the bottom comprises the following steps:
s1, digging a pile body hole in the slide bed according to the conventional slide-resistant pile construction procedure;
s2, excavating flat-top V-shaped groove pile bodies on the left side and the right side of the excavated pile hole;
s3, manufacturing and installing the vertical steel cable, and grouting the vertical anchor cable;
s4, manufacturing flat-top V-shaped groove reinforcing steel bars according to the design requirements of the flat-top V-shaped grooves, and respectively installing vertical reinforcing steel bars and groove reinforcing steel bars in pile body holes and the flat-top V-shaped groove holes;
s5, carrying out concrete pouring on the pile body hole and the flat-top V-shaped groove to form a pile body column and a flat-top V-shaped groove column 2, and forming the flat-top V-shaped groove type anti-slide pile body 1.
EXAMPLE III
The embodiment provides a bottom U-shaped groove slide-resistant pile for slope structure safety, which comprises a pile body 1 of the slide-resistant pile and a bottom U-shaped groove 2, as shown in figures 5 and 6.
The bottom of the anti-slide pile body 1 is a U-shaped groove 2.
One side of the un-grooved pile body of the bottom U-shaped groove structure 2 is adjacent to one side of the landslide body, and one side of the grooved pile body is vertical to one side of the landslide body.
The construction method of the anti-slide pile with the U-shaped groove at the bottom comprises the following steps:
s1, digging a pile body hole in the slide bed according to the conventional slide-resistant pile construction procedure;
s2, excavating U-shaped groove pile bodies on the left side and the right side of the excavated pile hole;
s3, manufacturing and installing the vertical steel cable, and grouting the vertical anchor cable;
s4, manufacturing U-shaped groove reinforcing steel bars according to the design requirements of the U-shaped grooves, and respectively installing the vertical reinforcing steel bars and the groove reinforcing steel bars in the pile body holes and the U-shaped groove holes;
and S5, pouring concrete into the pile body hole and the U-shaped groove to form a pile body column and a U-shaped groove column 2, so as to form the U-shaped groove type anti-slide pile body 1.
Example four
The embodiment provides a bottom flat-top U-shaped groove slide-resistant pile for slope structure safety, which comprises a pile body 1 of the slide-resistant pile and a bottom flat-top U-shaped groove 2, as shown in fig. 7 and 8.
The bottom of the anti-slide pile body 1 is a flat-topped U-shaped groove 2.
One side of the un-grooved pile body of the bottom flat-top U-shaped groove structure 2 is adjacent to one side of the landslide body, and one side of the grooved pile body is vertical to one side of the landslide body.
The construction method of the anti-slide pile with the U-shaped groove and the flat top at the bottom comprises the following steps:
s1, digging a pile body hole in the slide bed according to the conventional slide-resistant pile construction procedure;
s2, excavating flat-top U-shaped groove pile bodies on the left side and the right side of the excavated pile hole;
s3, manufacturing and installing the vertical steel cable, and grouting the vertical anchor cable;
s4, manufacturing flat-top U-shaped groove reinforcing steel bars according to the design requirements of the flat-top U-shaped grooves, and respectively installing vertical reinforcing steel bars and groove reinforcing steel bars in the pile body holes and the flat-top U-shaped groove holes;
s5, carrying out concrete pouring on the pile body hole and the flat-top U-shaped groove to form a pile body column and a flat-top U-shaped groove column 2, and forming the flat-top U-shaped groove type anti-slide pile body 1.
Claims (3)
1. The utility model provides a recess type friction pile for slope structure safety which characterized in that: including being located landslide internal and the pile body (1) that the basement rock was stretched into to the bottom, pile body bottom is U type or V type groove structure (2).
2. A construction method of a groove type slide-resistant pile for slope structure safety is characterized by comprising the following steps: one side of the non-grooved pile body of the groove structure (2) is adjacent to one side of the landslide body, and one side of the grooved pile body is vertical to one side of the landslide body.
3. A construction method of a groove type slide-resistant pile for slope structure safety is characterized by comprising the following steps: the method specifically comprises the following steps:
s1, digging a pile body hole in the slide bed according to the conventional slide-resistant pile construction procedure;
s2, excavating groove pile bodies on the left side and the right side of the excavated pile hole;
s3, manufacturing and installing the vertical steel cable, and grouting the vertical anchor cable;
s4, manufacturing groove reinforcing steel bars according to the design requirements of the grooves, and respectively installing the vertical reinforcing steel bars and the groove reinforcing steel bars in the pile body holes and the groove holes;
and S5, pouring concrete into the pile body hole and the groove to form a pile body column and a groove column (2) to form the groove type anti-slide pile body (1).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202010881518.6A CN111851539A (en) | 2020-08-27 | 2020-08-27 | Groove type anti-slide pile for slope structure safety and construction method thereof |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202010881518.6A CN111851539A (en) | 2020-08-27 | 2020-08-27 | Groove type anti-slide pile for slope structure safety and construction method thereof |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN111851539A true CN111851539A (en) | 2020-10-30 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202010881518.6A Withdrawn CN111851539A (en) | 2020-08-27 | 2020-08-27 | Groove type anti-slide pile for slope structure safety and construction method thereof |
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| Country | Link |
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| CN (1) | CN111851539A (en) |
Citations (10)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN1115820A (en) * | 1994-04-22 | 1996-01-31 | 吴莺荣 | Construction process of herringbone retaining wall |
| CN1563608A (en) * | 2004-03-19 | 2005-01-12 | 中国科学院力学研究所 | Anti-slide pile on slope |
| CN103205977A (en) * | 2013-05-02 | 2013-07-17 | 中铁西北科学研究院有限公司 | Combined-plate-type composite antiskid structure and manufacturing method thereof |
| CN103669365A (en) * | 2012-08-29 | 2014-03-26 | 张绍球 | External diagonal-pulling and internal diagonal-bracing herringbone foundation pit supporting pile and construction method thereof |
| CN204343305U (en) * | 2014-12-11 | 2015-05-20 | 西南交通大学 | The potential Sliding Slopes of shallow/deep groove type and landslide reinforcement controlling device |
| CN105442615A (en) * | 2015-11-26 | 2016-03-30 | 中国建筑股份有限公司 | Inverted-Y-shaped supporting structure for foundation pit engineering and construction method of inverted-Y-shaped supporting structure |
| CN107938683A (en) * | 2018-01-12 | 2018-04-20 | 上海智平基础工程有限公司 | One kind tilts pile pit supporting construction and its construction method |
| CN107988925A (en) * | 2017-11-27 | 2018-05-04 | 成都理工大学 | Landslide or the stake net and its design method of rockfall hazards protection |
| CN109505229A (en) * | 2018-12-13 | 2019-03-22 | 中交公局桥隧工程有限公司 | Highway high gradient slope stress equilibrium and vibration damping are taken precautions against natural calamities high bridge pier structure and construction method |
| WO2020021294A1 (en) * | 2018-07-26 | 2020-01-30 | Sepac Zvonimir | Retaining engineering structure and design method for stabilizing deep excavations or earth slope instability near existing civil objects |
-
2020
- 2020-08-27 CN CN202010881518.6A patent/CN111851539A/en not_active Withdrawn
Patent Citations (10)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN1115820A (en) * | 1994-04-22 | 1996-01-31 | 吴莺荣 | Construction process of herringbone retaining wall |
| CN1563608A (en) * | 2004-03-19 | 2005-01-12 | 中国科学院力学研究所 | Anti-slide pile on slope |
| CN103669365A (en) * | 2012-08-29 | 2014-03-26 | 张绍球 | External diagonal-pulling and internal diagonal-bracing herringbone foundation pit supporting pile and construction method thereof |
| CN103205977A (en) * | 2013-05-02 | 2013-07-17 | 中铁西北科学研究院有限公司 | Combined-plate-type composite antiskid structure and manufacturing method thereof |
| CN204343305U (en) * | 2014-12-11 | 2015-05-20 | 西南交通大学 | The potential Sliding Slopes of shallow/deep groove type and landslide reinforcement controlling device |
| CN105442615A (en) * | 2015-11-26 | 2016-03-30 | 中国建筑股份有限公司 | Inverted-Y-shaped supporting structure for foundation pit engineering and construction method of inverted-Y-shaped supporting structure |
| CN107988925A (en) * | 2017-11-27 | 2018-05-04 | 成都理工大学 | Landslide or the stake net and its design method of rockfall hazards protection |
| CN107938683A (en) * | 2018-01-12 | 2018-04-20 | 上海智平基础工程有限公司 | One kind tilts pile pit supporting construction and its construction method |
| WO2020021294A1 (en) * | 2018-07-26 | 2020-01-30 | Sepac Zvonimir | Retaining engineering structure and design method for stabilizing deep excavations or earth slope instability near existing civil objects |
| CN109505229A (en) * | 2018-12-13 | 2019-03-22 | 中交公局桥隧工程有限公司 | Highway high gradient slope stress equilibrium and vibration damping are taken precautions against natural calamities high bridge pier structure and construction method |
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| WW01 | Invention patent application withdrawn after publication |
Application publication date: 20201030 |
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| WW01 | Invention patent application withdrawn after publication |