CN103924601A - Cantilever supporting structure combining sheet pile and T-shaped thin-wall pile - Google Patents
Cantilever supporting structure combining sheet pile and T-shaped thin-wall pile Download PDFInfo
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- CN103924601A CN103924601A CN201410161279.1A CN201410161279A CN103924601A CN 103924601 A CN103924601 A CN 103924601A CN 201410161279 A CN201410161279 A CN 201410161279A CN 103924601 A CN103924601 A CN 103924601A
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Abstract
A cantilever supporting structure combining a sheet pile and a T-shaped thin-wall pile comprises the T-shaped pile, the sheet pile and a cap beam. The cantilever supporting structure is characterized in that the T-shaped pile comprises a T-shaped concrete body, a prestress steel strand and a shear resisting mesh, the sheet pile comprises a rectangular concrete body and a prestress steel strand, the sheet pile is vertically arranged on the outer side of the flange of the T-shaped pile, and the cap beam is arranged at the top of the T-shaped pile and the top of the sheet pile. According to the cantilever supporting structure, the large-separation-distance prestress T-shaped pile is adopted as a bending resistant and shear resistant component, advantages of the T-shaped pile is brought into full play, deformation is small, and cost is greatly reduced.
Description
Technical field
The present invention relates to geotechnical engineering field, relate in particular to a kind of pattern foundation pit supporting structure or water conservancy embankment technology.
Background technology
While being applied to foundation ditch that digging depth is more shallow or riverbank bank protection, conventionally adopt Form Gravity Breast Wall, its speed of application is slow, poor stability.As adopt the common cantilever setting of supporting pile structure, but cantilever retaining structure is to the bending rigidity of soldier pile with stake is dark requires highly, and the common cost of supporting and protection structure of this form is high especially.And highly larger its bending resistance of T shape stake is strong, while arranging as solid matter, its ability can not be not fully exerted, and only widens spacing the advantage of soldier pile is given full play to, and significantly reduces cost simultaneously, but must solve leakage soil and native arching action problem between stake.A kind ofly be out of shape combined support structure little, good economy performance and have not been reported.
Summary of the invention
Technical problem to be solved by this invention is to overcome the deficiency of above-mentioned prior art, and a kind of sheet pile of little, good economy performance and cantilever retaining structure of thin-walled T shape stake combination of being out of shape is provided.
According to the cantilever retaining structure of a kind of sheet pile provided by the invention and thin-walled T shape stake combination, comprise the stake of T shape, sheet pile and cap, the stake of described T shape comprises T shape concrete body, prestress wire and shearing resistance net sheet, described sheet pile comprises rectangle concrete body and prestress wire, described sheet pile is vertically arranged at the outside, the edge of a wing of T shape stake, and described cap is arranged at the stake of T shape and sheet pile top.
Cantilever retaining structure according to a kind of sheet pile provided by the invention and thin-walled T shape stake combination also has following attached technical characterictic:
The embedded depth of described sheet pile is shallower than the stake of T shape.
The bottom of described sheet pile is interval with horizontal bending resistance reinforcing bar by T shape stake one side.
Outside the edge of a wing of described T shape stake, longitudinally level is provided with bending resistance reinforcing bar at a certain distance.
T shape stake one side of leaning on of described sheet pile is provided with piling guiding fastener.
Between described sheet pile, be installed with certain distance.
The cantilever retaining structure combining according to a kind of sheet pile provided by the invention and the stake of thin-walled T shape compared with prior art tool has the following advantages:
1, adopt the stake of large spacing Prestressed T shape as bending resistance and member in shear memory, can give full play to the comprehensive advantage of T shape stake, and be out of shape littlely, cost significantly reduces.
2, employing sheet pile, as the member of leakproof soil and transmission passive earth pressure, can expand T shape stake pilespacing, reduces supporting and protection structure reinforcing bar and concrete consumption, and aesthetic in appearance succinct, increases the resistance to capsizing of structure simultaneously.
Accompanying drawing explanation
Fig. 1 is composition structure chart of the present invention
Fig. 2 is the stereogram of the T shape stake in the present invention
Fig. 3 is the stereogram of sheet pile in the present invention
Fig. 4 is sheet pile A-A sectional drawing in the present invention
Fig. 5 is the B-B sectional drawing of T shape stake in the present invention
Fig. 6 is C-C sectional drawing of the present invention
The specific embodiment
Referring to Fig. 1 to Fig. 6, the cantilever retaining structure in a kind of sheet pile provided by the invention and thin-walled T shape stake combination, comprises T shape stake 1, sheet pile 2 and cap 3, and described T shape stake 1 comprises T shape concrete body 11, prestress wire 12 and shearing resistance net sheet 13.Described sheet pile 2 comprises rectangle concrete body 21 and prestress wire 22, and described sheet pile 2 is vertically arranged at the outside, the edge of a wing of T shape stake 1, and described cap 3 is arranged at the stake 1 of T shape and sheet pile 2 tops.Soldier pile adopts T section, reasonable stress, and concrete is low-consuming.Adopt prestressed high-strength steel strand as main muscle, can save reinforcing bar, with shearing resistance net sheet, bear shearing, easy to make, work efficiency is high, the little soldier pile of shearing is without adopting rectangle hoop conventionally; Be arranged at the rectangle sheet pile in T shape stake outside both as bending resistance component, bear the moment of flexure that supporting inter-pile soil produces sheet pile, the following part of its foundation ditch is also passed to native passive earth pressure in the stake of T shape simultaneously.Cap unifies the stake of T shape and sheet pile, makes adjacent studs jointly stressed, cooperative transformation.
Referring to Fig. 1, in above-described embodiment provided by the invention, the embedded depth of described sheet pile 2 is shallower than T shape stake 1.The effect of sheet pile 2 is gear soil and transmits passive earth pressure, therefore only under foundation ditch, in certain depth, plays a role, without elongated setting.
Referring to Fig. 4, Fig. 5, in above-described embodiment provided by the invention, the bottom of described sheet pile 2 is interval with horizontal bending resistance reinforcing bar 23 by T shape stake one side.The outside, the edge of a wing of described T shape stake 1 longitudinally level is provided with bending resistance reinforcing bar 14.In the edge of a wing of T shape stake and sheet pile, establish horizontal bending resistance reinforcing bar, for bearing the horizontal direction moment of flexure producing when two kinds of stakes interact.
Referring to Fig. 3, Fig. 6, in above-described embodiment provided by the invention, T shape stake one side of leaning on of described sheet pile 2 is provided with piling guide card 4.During construction, conventionally first play the sheet piling again of T shape soldier pile, for guaranteeing that relative position is accurate, piling guiding fastener is set on sheet pile.
Claims (6)
1. the cantilever retaining structure of a sheet pile and thin-walled T shape stake combination, comprise the stake of T shape, sheet pile and cap, it is characterized in that the stake of described T shape comprises T shape concrete body, prestress wire and shearing resistance net sheet, described sheet pile comprises rectangle concrete body and prestress wire, described sheet pile is vertically arranged at the outside, the edge of a wing of T shape stake, and described cap is arranged at the stake of T shape and sheet pile top.
2. the cantilever retaining structure that sheet pile and the stake of thin-walled T shape are combined as claimed in claim 1, is characterized in that the embedded depth of described sheet pile is shallower than the stake of T shape.
3. the cantilever retaining structure that sheet pile and the stake of thin-walled T shape are combined as claimed in claim 1, is characterized in that the bottom of described sheet pile is interval with horizontal bending resistance reinforcing bar by T shape stake one side.
4. the cantilever retaining structure of sheet pile and the stake of thin-walled T shape combination as claimed in claim 1, the outside, the edge of a wing that it is characterized in that the stake of described T shape longitudinally at a certain distance level be provided with bending resistance reinforcing bar.
5. the cantilever retaining structure that sheet pile and the stake of thin-walled T shape are combined as claimed in claim 1, what it is characterized in that described sheet pile is provided with piling guiding fastener by T shape stake one side.
6. the cantilever retaining structure that sheet pile and the stake of thin-walled T shape are combined as claimed in claim 1, is characterized in that being installed with certain distance between described sheet pile.
Priority Applications (1)
Application Number | Priority Date | Filing Date | Title |
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CN201410161279.1A CN103924601A (en) | 2014-04-22 | 2014-04-22 | Cantilever supporting structure combining sheet pile and T-shaped thin-wall pile |
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
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CN201410161279.1A CN103924601A (en) | 2014-04-22 | 2014-04-22 | Cantilever supporting structure combining sheet pile and T-shaped thin-wall pile |
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CN103924601A true CN103924601A (en) | 2014-07-16 |
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CN201410161279.1A Pending CN103924601A (en) | 2014-04-22 | 2014-04-22 | Cantilever supporting structure combining sheet pile and T-shaped thin-wall pile |
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Cited By (2)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CN105019400A (en) * | 2015-07-14 | 2015-11-04 | 周兆弟 | Composite fender pile structure |
CN114032949A (en) * | 2021-10-26 | 2022-02-11 | 上海勘测设计研究院有限公司 | Ecological pile plate type retaining wall and construction method thereof |
Citations (4)
Publication number | Priority date | Publication date | Assignee | Title |
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CN101078216A (en) * | 2007-04-25 | 2007-11-28 | 严平 | Method for embedding cement purdah into prefabricated reinforced concrete anti-lateral-force pile |
CN201416177Y (en) * | 2009-06-04 | 2010-03-03 | 中达建设集团股份有限公司 | T-shaped pile combined plank sinking pit bracing construction |
CN202559359U (en) * | 2012-04-09 | 2012-11-28 | 东南大学 | Foundation pit supporting structure combined by steel sheet pile and H-shaped steel |
CN203905014U (en) * | 2014-04-22 | 2014-10-29 | 杨众 | Sheet pile and thin-wall T-shaped pile-combined cantilever support structure |
-
2014
- 2014-04-22 CN CN201410161279.1A patent/CN103924601A/en active Pending
Patent Citations (4)
Publication number | Priority date | Publication date | Assignee | Title |
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CN101078216A (en) * | 2007-04-25 | 2007-11-28 | 严平 | Method for embedding cement purdah into prefabricated reinforced concrete anti-lateral-force pile |
CN201416177Y (en) * | 2009-06-04 | 2010-03-03 | 中达建设集团股份有限公司 | T-shaped pile combined plank sinking pit bracing construction |
CN202559359U (en) * | 2012-04-09 | 2012-11-28 | 东南大学 | Foundation pit supporting structure combined by steel sheet pile and H-shaped steel |
CN203905014U (en) * | 2014-04-22 | 2014-10-29 | 杨众 | Sheet pile and thin-wall T-shaped pile-combined cantilever support structure |
Cited By (3)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CN105019400A (en) * | 2015-07-14 | 2015-11-04 | 周兆弟 | Composite fender pile structure |
WO2017008466A1 (en) * | 2015-07-14 | 2017-01-19 | 周兆弟 | Composite retaining pile structure |
CN114032949A (en) * | 2021-10-26 | 2022-02-11 | 上海勘测设计研究院有限公司 | Ecological pile plate type retaining wall and construction method thereof |
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Address after: Jiangdong District Baizhang road 315000 in Zhejiang province Ningbo City Exhibition Center No. 168 28C Applicant after: Yang Zhong Applicant after: Yang Feng Address before: 315000 Zhejiang city of Ningbo province Yinzhou District South Street Tai Hui Lane 99, building 1505 Jian Chen Applicant before: Yang Zhong Applicant before: Yang Feng |
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WD01 | Invention patent application deemed withdrawn after publication |
Application publication date: 20140716 |
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WD01 | Invention patent application deemed withdrawn after publication |