CN203855953U - Anti-slide pile with Z shaped rectangular section - Google Patents
Anti-slide pile with Z shaped rectangular section Download PDFInfo
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- CN203855953U CN203855953U CN201420242550.XU CN201420242550U CN203855953U CN 203855953 U CN203855953 U CN 203855953U CN 201420242550 U CN201420242550 U CN 201420242550U CN 203855953 U CN203855953 U CN 203855953U
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- haunched beam
- pile body
- horizontal haunched
- dorsal part
- section
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Abstract
An anti-slide pile with the Z shaped rectangular section comprises a vertical pile body, a back horizontal haunched beam, a front horizontal haunched beam, a back inclined support and a front inclined support. The upper side of the back horizontal haunched beam is vertically connected to the vertical pile body, and the lower side of the back horizontal haunched beam is connected to the vertical pile body through the back inclined support; the lower side of the front horizontal haunched beam is vertically connected to the vertical pile body, and the upper side of the front horizontal haunched beam is connected to the vertical pile body through the front inclined support. The anti-slide pile has the advantages that structure is simple, engineering quantity is small, cost is low, slide resistant capability is high, and construction is facilitated; comprehensive utilizing efficiency is high, the gravity pressure of rock and earth mass before and after piling, pressure resistant capability of stable stratum and load bearing and slide resistant functions of the horizontal haunched beam are played completely, the stressed strength of the pile is optimized effectively, and bend resistant and shear resistant capabilities of the anti-slide pile are improved; the anti-slide pile has broad application range, is adaptive to vertical high and steep slope or foundation pit support engineering and is also adaptive to large-scale landslide treatment engineering.
Description
Technical field
The utility model relates to the anti-slide pile structure technical field in major landslip improvement, high steep stile slope and foundation pit supporting project, specifically a kind of Z-shaped square-section antislide pile.
Background technology
Antislide pile is a kind of reinforced concrete member of stabilized free section Rock And Soil that the embedding of pile body is constructed for by fixed section Rock And Soil, the advantages such as rigidity is large owing to himself having, self-stability can be better, easy construction, consolidation effect are obvious are able to extensive use in landslide and Reinforcement Works of Rock Slopes.
In existing antislide pile single pile design, pile body is all straight pilework conventionally, fails to take into full account the stake front and back comprehensive utilization of Rock And Soil and the spatial distribution characteristic of bending and shearing.When Thrust of Landslide or side slope soil pressure are when larger, often adopt and increase antislide pile section area and quantity of reinforcement or the measures such as prestress anchorage cable are set at pile body, to improve the anti-skid ability of antislide pile self, reach the object of balance Thrust of Landslide or side slope soil pressure.Not only engineering quantity is large, treatment cost is high to increase antislide pile section area and quantity of reinforcement measure, easily cause engineering waste, and when being subject to land red-line or existing construction of structures space constraint, site operation difficulty is larger, limited effective use of traditional antislide pile; Pile body arranges prestress anchorage cable measure, and because anchor cable cost is higher, working procedure is loaded down with trivial details, and anchor cable prestressing force is along with the increase of time easily produces relaxation loss, obviously not enough for permanent landslide or its reliability of Reinforcement Works of Rock Slopes.As can be seen here, how to take into full account the stake front and back comprehensive utilization of Rock And Soil and the stress characteristic of antislide pile pile body, the structural form of appropriate design antislide pile, is very important to cost-effective improvement major landslip or high steep stile slope.
Summary of the invention
Limitation for traditional anti-slide pile structure form in administering major landslip and high steep vertical slope project, the purpose of this utility model be to provide little, cheap, the anti-skid performance of a kind of engineering quantity strong, be easy to construction, be applied to the Z-shaped square-section antislide pile of major landslip or high steep vertical slope treatment.
A kind of Z-shaped of the utility model square-section antislide pile, comprising: upright pile body, the horizontal haunched beam of dorsal part and the horizontal haunched beam of face side; The horizontal haunched beam of dorsal part is arranged on upright pile body dorsal part, and the horizontal haunched beam of face side is arranged on upright pile body face side.
Also comprise that dorsal part tiltedly holds in the palm, the horizontal haunched beam upside of described dorsal part is connected with uprightly pile body is vertical, and the horizontal haunched beam downside of dorsal part is tiltedly held in the palm and is connected by dorsal part with upright pile body.
Also comprise the holder of face skew back, the horizontal haunched beam downside of described face side is connected with uprightly pile body is vertical, and the horizontal haunched beam upside of face side is connected by the holder of face skew back with upright pile body.
The horizontal haunched beam of described dorsal part is arranged on upright pile body dorsal part, apart from the above distance I of intersection point of Side Slope crack face or landslide slide surface and upright pile body dorsal part
1be not less than 3.0m; The horizontal haunched beam of described dorsal part passes through Side Slope crack face or landslide slide surface extend into the degree of depth I in good ground
2be not less than 2.0m.
The described horizontal haunched beam of face side is arranged on upright pile body face side, apart from the following distance I of intersection point of Side Slope crack face or landslide slide surface and upright pile body face side
3be not less than 3.0m.
The described horizontal haunched beam of upright pile body, dorsal part and the horizontal haunched beam cross sectional shape of face side are rectangle, and sectional dimension is identical, upright pile body breadth of section B
1the horizontal haunched beam breadth of section of=dorsal part B
2the horizontal haunched beam breadth of section of=face side B
4=2.0 ~ 3.0m, upright pile body depth of section H
1the horizontal haunched beam depth of section of=dorsal part H
2the horizontal haunched beam depth of section of=face side H
4=2.0 ~ 3.0m.
The described horizontal haunched beam length of face side I
4be not less than the upright pile body breadth of section B of 2 times
1.
Described dorsal part tiltedly holds in the palm width B
3and height H
3be 1.0 ~ 2.0m.
Described face skew back holder width B
5and height H
5be 1.0 ~ 2.0m.
Described upright pile body is built by steel concrete.
A kind of Z-shaped of the utility model square-section antislide pile, its advantage is: form of structure is simple, engineering quantity is little, cost is low, anti-skid performance is strong, be easy to construction; Integrated effects is strong, and the gravity pressure of Rock And Soil, the anti-skid function of the load-bearing of the anti-pressure ability of good ground and horizontal haunched beam, and has effectively improved pile body and is subject to force intensity after not only having given full play to stake and before stake, has improved bending resistance and the shear resistance of antislide pile; Applied widely, be both applicable to high steep stile slope or foundation pit supporting project, be also applicable to major landslip and administer engineering.
Accompanying drawing explanation
Fig. 1 is the layout schematic diagram of a kind of Z-shaped of the utility model square-section antislide pile in slope support engineering.
Fig. 2 is the layout schematic diagram of a kind of Z-shaped of the utility model square-section antislide pile in landslide control engineering.
Fig. 3 is the cross-sectional view of a kind of Z-shaped of the utility model square-section antislide pile.
Fig. 4 is the plan structure schematic diagram of a kind of Z-shaped of the utility model square-section antislide pile.
Fig. 5 is the shearing distribution schematic diagram of a kind of Z-shaped of the utility model square-section antislide pile operating principle.
Fig. 6 is the Bending moment distribution schematic diagram of a kind of Z-shaped of the utility model square-section antislide pile operating principle.
In figure: the upright pile body of 1-, the horizontal haunched beam of 2-dorsal part, 3-dorsal part tiltedly holds in the palm, the horizontal haunched beam of 4-face side, the holder of 5-face skew back, Rock And Soil after 6-stake, 7-Side Slope crack face, the 8-slide surface that comes down, 9-good ground, H
1-upright pile body depth of section, H
2the horizontal haunched beam depth of section of-dorsal part, H
3-dorsal part tiltedly holds in the palm height, H
4the horizontal haunched beam depth of section of-face side, H
5-face skew back holder height, B
1-upright pile body breadth of section, B
2the horizontal haunched beam breadth of section of-dorsal part, B
3-dorsal part tiltedly holds in the palm width, B
4the horizontal haunched beam breadth of section of-face side, B
5-face skew back holder width, I
1the horizontal haunched beam of-dorsal part is apart from the distance of Side Slope crack face or landslide slide surface and upright pile body dorsal part intersection point, I
2the horizontal haunched beam of-dorsal part passes through Side Slope crack face or landslide slide surface extend into the degree of depth in good ground, I
3the horizontal haunched beam of-face side is apart from the distance of Side Slope crack face or landslide slide surface and upright pile body face top-cross point, I
4the length of the horizontal haunched beam of-face side.
The specific embodiment
Shown in root Ju Fig. 1, Fig. 2, Fig. 3, Fig. 4, a kind of Z-shaped square-section antislide pile, comprise: upright pile body 1, the horizontal haunched beam 2 of dorsal part and the horizontal haunched beam 2 of horizontal haunched beam 4 dorsal part of face side are arranged on upright pile body 1 dorsal part, and the horizontal haunched beam 4 of face side is arranged on 1 side of upright pile body.
Also comprise tiltedly holder 3 of dorsal part, horizontal haunched beam 2 upsides of described dorsal part are connected with uprightly pile body 1 is vertical, and horizontal haunched beam 2 downsides of dorsal part are connected by the oblique holder 3 of dorsal part with upright pile body 1.
Also comprise face skew back holder 5, horizontal haunched beam 4 downsides of described face side are connected with uprightly pile body 1 is vertical, and horizontal haunched beam 4 upsides of face side are connected by face skew back holder 5 with upright pile body 1.
The horizontal haunched beam 2 of described dorsal part is arranged on upright pile body 1 dorsal part, apart from the above distance I of intersection point of Side Slope crack face 7 or landslide slide surface 8 and upright pile body 1 dorsal part
1be not less than 3.0m; The horizontal haunched beam 2 of described dorsal part passes through Side Slope crack face 7 or landslide slide surface 8 extend into the degree of depth I in good ground 9
2be not less than 2.0m.
The horizontal haunched beam 4 of described face side is arranged on 1 side of upright pile body, apart from the following distance I of intersection point of Side Slope crack face 7 or landslide slide surface 8 and upright 1 side of pile body
3be not less than 3.0m.
Horizontal haunched beam 4 cross sectional shapes of the horizontal haunched beam 2 of described upright pile body 1, dorsal part and face side are rectangle, and sectional dimension is identical, upright pile body 1 breadth of section B
1the horizontal haunched beam 2 breadth of section B of=dorsal part
2the horizontal haunched beam 4 breadth of section B of=face side
4=2.0 ~ 3.0m, upright pile body 1 depth of section H
1the horizontal haunched beam 2 depth of section H of=dorsal part
2the horizontal haunched beam 4 depth of section H of=face side
4=2.0 ~ 3.0m.
The horizontal haunched beam 4 length I of described face side
4be not less than the upright pile body 1 breadth of section B of 2 times
1.
Described dorsal part is holder 3 width B tiltedly
3and height H
3be 1.0 ~ 2.0m.
Described face skew back holder 5 width B
5and height H
5be 1.0 ~ 2.0m.
Described upright pile body 1 is built by steel concrete.
Root Ju Fig. 5, shown in Fig. 6, the operating principle of a kind of Z-shaped of the utility model square-section antislide pile is: upright pile body dorsal part arrange respectively with face side certain depth place together with horizontal haunched beam, and the horizontal haunched beam 2 of dorsal part is passed through to potential slide surface extend in good ground, the horizontal haunched beam 4 of face side is placed in the good ground below potential slide surface, during antislide pile work, the gravity pressure that the horizontal haunched beam 2 of dorsal part provides by Rock And Soil after stake 6, give full play to the anti-skid function of its load-bearing, Thrust of Landslide or side slope soil pressure that upright pile body 1 is born have effectively been reduced, when the horizontal haunched beam 2 of dorsal part and upright pile body 1 cooperative bearing, after stake, Rock And Soil 6 can be in an opposing moment of flexure contrary with Thrust of Landslide or side slope soil pressure action moment of the horizontal haunched beam 2 upsides generations of dorsal part, when the horizontal haunched beam 4 of face side and upright pile body 1 cooperative bearing, good ground 9 can produce an opposing moment of flexure contrary with Thrust of Landslide or side slope soil pressure action moment at horizontal haunched beam 4 downsides of face side, the horizontal haunched beam 2 of dorsal part and the horizontal haunched beam 4 of face side self are also shared Partial Shear simultaneously, thereby bending resistance and the shear resistance of antislide pile have been improved, antislide pile fixed section length, sectional dimension and quantity of reinforcement have been reduced, reduced construction costs, utilize the gravity pressure of the front Rock And Soil of stake, the overall structure that the anti-pressure ability of good ground and the back of the body, the horizontal haunched beam of face side and pile body form, effectively improve pile body and be subject to force intensity, improve bending resistance and the shear resistance of antislide pile, strengthened the regulation effect of antislide pile.
Claims (9)
1. a Z-shaped square-section antislide pile, is characterized in that: comprising: upright pile body (1), the horizontal haunched beam of dorsal part (2) and the horizontal haunched beam of face side (4); The horizontal haunched beam of dorsal part (2) is arranged on upright pile body (1) dorsal part, and the horizontal haunched beam of face side (4) is arranged on upright pile body (1) face side.
2. a kind of Z-shaped according to claim 1 square-section antislide pile, it is characterized in that: also comprise that dorsal part tiltedly holds in the palm (3), the horizontal haunched beam of described dorsal part (2) upside and upright vertical connection of pile body (1), the horizontal haunched beam of dorsal part (2) downside tiltedly asks (3) to be connected with upright pile body (1) by dorsal part.
3. a kind of Z-shaped according to claim 1 and 2 square-section antislide pile, it is characterized in that: also comprise face skew back holder (5), the described horizontal haunched beam of face side (4) downside and upright vertical connection of pile body (1), the horizontal haunched beam of face side (4) upside is connected by face skew back holder (5) with upright pile body (1).
4. a kind of Z-shaped according to claim 1 square-section antislide pile, it is characterized in that: the horizontal haunched beam of described dorsal part (2) is arranged on upright pile body (1) dorsal part, apart from the above distance I of intersection point of Side Slope crack face (7) or landslide slide surface (8) and upright pile body (1) dorsal part
1be not less than 3.0m; The horizontal haunched beam of described dorsal part (2) passes through Side Slope crack face (7) or landslide slide surface (8) extend into the degree of depth I in good ground (9)
2be not less than 2.0m.
5. a kind of Z-shaped according to claim 1 square-section antislide pile, it is characterized in that: the described horizontal haunched beam of face side (4) is arranged on upright pile body (1) face side, apart from the following distance I of intersection point of Side Slope crack face (7) or landslide slide surface (8) and upright pile body (1) face side
3be not less than 3.0m.
6. a kind of Z-shaped according to claim 1 square-section antislide pile, it is characterized in that: described upright pile body (1), the horizontal haunched beam of dorsal part (2) and the horizontal haunched beam of face side (4) cross sectional shape are rectangle, and sectional dimension is identical, upright pile body (1) breadth of section B
1the horizontal haunched beam of=dorsal part (2) breadth of section B
2the horizontal haunched beam of=face side (4) breadth of section B
4=2.0 ~ 3.0m, upright pile body (1) depth of section H
1the horizontal haunched beam of=dorsal part (2) depth of section H
2the horizontal haunched beam of=face side (4) depth of section H
4=2.0 ~ 3.0m.
7. a kind of Z-shaped according to claim 1 square-section antislide pile, is characterized in that: the described horizontal haunched beam of face side (4) length I
4be not less than upright pile body (1) the breadth of section B of 2 times
1.
8. a kind of Z-shaped according to claim 2 square-section antislide pile, is characterized in that: described dorsal part tiltedly holds in the palm (3) width B
3and height H
3be 1.0 ~ 2.0m.
9. a kind of Z-shaped according to claim 3 square-section antislide pile, is characterized in that: described face skew back holder (5) width B
5and height H
5be 1.0 ~ 2.0m.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201420242550.XU CN203855953U (en) | 2014-05-13 | 2014-05-13 | Anti-slide pile with Z shaped rectangular section |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201420242550.XU CN203855953U (en) | 2014-05-13 | 2014-05-13 | Anti-slide pile with Z shaped rectangular section |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN203855953U true CN203855953U (en) | 2014-10-01 |
Family
ID=51605819
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201420242550.XU Withdrawn - After Issue CN203855953U (en) | 2014-05-13 | 2014-05-13 | Anti-slide pile with Z shaped rectangular section |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN203855953U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN104018490A (en) * | 2014-05-13 | 2014-09-03 | 中冶集团武汉勘察研究院有限公司 | Z-shaped rectangular-section anti-skidding pile and construction method thereof |
-
2014
- 2014-05-13 CN CN201420242550.XU patent/CN203855953U/en not_active Withdrawn - After Issue
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN104018490A (en) * | 2014-05-13 | 2014-09-03 | 中冶集团武汉勘察研究院有限公司 | Z-shaped rectangular-section anti-skidding pile and construction method thereof |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| AV01 | Patent right actively abandoned |
Granted publication date: 20141001 Effective date of abandoning: 20160831 |
|
| C25 | Abandonment of patent right or utility model to avoid double patenting |