CN102650127B - Precast U-shaped plate pile with mixed structure of steel and concrete - Google Patents
Precast U-shaped plate pile with mixed structure of steel and concrete Download PDFInfo
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- CN102650127B CN102650127B CN201210069105.3A CN201210069105A CN102650127B CN 102650127 B CN102650127 B CN 102650127B CN 201210069105 A CN201210069105 A CN 201210069105A CN 102650127 B CN102650127 B CN 102650127B
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Abstract
The invention discloses a precast U-shaped plate pile with a mixed structure of steel and concrete. The U-shaped plate pile comprises reinforced concrete and a steel structure which is combined with the reinforced concrete; the cross section main body of a plate pile is in a U shape; a stressed steel bar of a pile body is a prestressed steel bar or a common steel bar; a hooping and a waist steel bar are arranged on the pile body; the U-shaped plate pile is characterized in that a T-shaped through slot is arranged in one side of a lower flange of the plate pile; the direction of the T-shaped through slot is along the length of the pile body; the other side of the lower flange is combined with an inverted H-shaped steel bar; half of the inverted H-shaped steel bar is left outside the pile body structure, and the other half of the inverted H-shaped steel bar is embedded in the internal part of the pile body structure. When sunken construction of plate pile is conducted, the adjacent plate piles are firstly assembled integrally through the inverted H-shaped steel bar and the T-shaped through slot, and then the piles are sunken by machines. The U-shaped precast plate pile provided by the invention has the characteristics of convenient in construction, reliable in connection, good in water sealing effect and saves construction period and the like. If the plate pile is used as a temporary structure, after the construction is completed, the inverted H-shaped steel bar can be recycled and reused.
Description
Technical field
The present invention relates to one gear soil, bank protection, sealing, the space enclosing structure in field of civil engineering, particularly relate to the U-shaped sheet pile of a kind of precast reinforced concrete combination construction.
Background technology
In field of civil engineering, due to the various functional needs of society, the construction of the civil workss such as basement, side slope, subway, tunnel all needs to arrange the provisional or native water-stopping structure of permanent gear in work progress, consider based on cost, putting slope excavation is the scheme of most economical saving, but is often limited by space, construction plant, one can not be put into the end, some is not put slope condition foundation ditch even completely or goes along with sb. to guard him region and is just close to red line, and this just needs a kind of gear soil protective slope structure vertically.
For deep-foundation pit engineering, conventional has continuous underground wall structure, but involves great expense, and work progress is comparatively complicated, needs to seem not too suitable for more shallow gear soil function.
Usually, in field of civil engineering, gear soil, sealing, protective slope structure are based on cast-in-place construction, and cast-in-place structural has that compliance is good, the feature such as to control, but shortcoming also obviously, such as needs larger construction plant and longer curing time etc.
The vibrations due to hammering in process are being squeezed in common precast rc slab stake, and pile body often easily occurs crack, not only affect attractive in appearance but also affect use.
Precast prestressed reinforced concrete sheet pile can overcome the distress in concrete that pile sinking hammering process produces due to pulling force effect, but due to the error in sinking watching, occurs gap unavoidably between stake and stake, thus affects the stagnant water effect of sheet pile greatly.
In sum, for the defect of prior art, the U-shaped sheet pile of a kind of precast reinforced concrete combination construction of special needs, to solve above-mentioned problem.
Summary of the invention
The object of the present invention is to provide and the invention provides the U-shaped sheet pile of a kind of precast reinforced concrete combination construction, be applied to building, building field, there is better cracking resistance, impermeability.Can be used for the fields such as side slope is gone along with sb. to guard him, shallow foundation pit enclosure, hydraulic engineering.
Technical problem solved by the invention can realize by the following technical solutions:
The U-shaped sheet pile of a kind of precast reinforced concrete combination construction, comprise steel concrete and the steel work with its combination, sheet pile cross section main body is U-shaped, and the steel bar stress of pile body is prestressed reinforcement or plain bars, and described pile body is also provided with stirrup and waist muscle, it is characterized in that, leave T font through slot in the side, bottom flange of described sheet pile, the direction of T-shaped through slot along pile body length, bottom flange opposite side and I steel composite, i iron half is stayed outside pile body structure, and it is inner that half embeds pile body structure.
In one embodiment of the invention, the edge of a wing length of described T-shaped through slot is 60mm ~ 70mm, web length 150mm ~ 160mm, groove width 10mm ~ 12mm.
In one embodiment of the invention, the described i iron part be positioned at outside pile body and pile body is symmetrical, and the sectional dimension of the i iron part be positioned at outside pile body and T-shaped through slot matches.
In one embodiment of the invention, the flange portions of described embedded i iron and the main muscle of described U-shaped sheet pile and stirrup are by being welded to connect.
A sinking method for the U-shaped sheet pile of precast reinforced concrete combination construction, is characterized in that, during sheet pile sinking construction, first adjacent sheet pile is assemblied into one by i iron and T-shaped through slot, then by mechanical pile sinking.
The U-shaped sheet pile of a kind of precast reinforced concrete combination construction of the present invention, by the combination of i iron and T-slot section, adjacent sheet pile is connected into as a whole, due to the effect of contraction of i iron after sheet pile pile sinking, the relative position between adjacent sheet pile is able to good maintenance, and has good stagnant water effect, simple in operation, without the need to joint grouting with plunger, save duration and construction equipment, and if sheet pile use as temporary structure, i iron can also be recycled, and has saved cost.
Accompanying drawing explanation
The continuous sheet pile schematic diagram that what Fig. 1 represented is according to a specific embodiment of the present invention.
The structural representation of the single sheet pile that what Fig. 2 represented is according to a specific embodiment of the present invention.
The assembling process that what Fig. 3 represented is before the sheet pile pile sinking of a specific embodiment of the present invention.
The assembling process that what Fig. 4 represented is before the sheet pile pile sinking of a specific embodiment of the present invention.
Detailed description of the invention
The technological means realized for making the present invention, creation characteristic, reaching object and effect is easy to understand, below in conjunction with detailed description of the invention, setting forth the present invention further.
As shown in Figure 1, for one embodiment of the present of invention are after pile sinking, the continuous board-like enclosure wall that U-shaped sheet pile continuous arrangement is formed, U-shaped sheet pile mainly prestressed reinforced concrete structure, is connected with i iron between sheet pile with sheet pile and passes through its performance water stopping function.
As shown in Figure 2, the single sheet pile structure detail drawing of a specific embodiment of the present invention, T-shaped through slot 4 mates mutually with the size of steel sheet pile 3, main muscle 11 compressive pre-stress put on concrete structure 2 of pretensioned prestressing effectively increases the ring cross-section of structure, and for resisting the tensile stress in hammering process in piling process, steel sheet pile 4 embeds sheet pile bottom flange, and described steel sheet pile 4 connects with welding with main muscle 11 and stirrup.Described concrete structure 2 should have certain intensity and resistance to tension, to guarantee that the T-slot edge of a wing of sheet pile can not produce structural destruction due to the weakening in cross section.
The assembling process of a specific embodiment of the present invention is shown in Fig. 3 and Fig. 4, assembling process should complete before piling construction, there is the assembled in factory of traffic condition, what do not have a traffic condition can be assembled at the construction field (site), concrete operations are as follows: sheet pile is stood on ground, and another section of sheet pile to be assembled of slinging, aligns extension i iron part with T-slot, and slowly put down, until both sides pile body absolute altitude is identical.Routine or special pile driving equipment can be adopted after installation on ground completes in a row to be squeezed into by sheet pile.
More than show and describe general principle of the present invention and principal character and advantage of the present invention.The technician of the industry should understand; the present invention is not restricted to the described embodiments; what describe in above-described embodiment and manual just illustrates principle of the present invention; without departing from the spirit and scope of the present invention; the present invention also has various changes and modifications, and these changes and improvements all fall in the claimed scope of the invention.Application claims protection domain is defined by appending claims and equivalent thereof.
Claims (1)
1. the U-shaped sheet pile of precast reinforced concrete combination construction, comprise steel concrete and the steel work with its combination, sheet pile cross section main body is U-shaped, and the steel bar stress of pile body is prestressed reinforcement or plain bars, and described pile body is also provided with stirrup and waist muscle, it is characterized in that, leave T font through slot in the side, bottom flange of described sheet pile, the direction of T-shaped through slot along pile body length, bottom flange opposite side and I steel composite, i iron half is stayed outside pile body structure, and it is inner that half embeds pile body structure; During sheet pile sinking construction, first adjacent sheet pile is assemblied into one by i iron and T-shaped through slot, then by mechanical pile sinking;
The edge of a wing length of described T-shaped through slot is 60mm ~ 70mm, web length 150mm ~ 160mm, groove width 10mm ~ 12mm;
The described i iron part be positioned at outside pile body and pile body is symmetrical, and the sectional dimension of the i iron part be positioned at outside pile body and T-shaped through slot matches;
The flange portions of described embedded i iron and the main muscle of described U-shaped sheet pile and stirrup are by being welded to connect; Described main muscle is the main muscle of pretensioned prestressing.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201210069105.3A CN102650127B (en) | 2012-03-15 | 2012-03-15 | Precast U-shaped plate pile with mixed structure of steel and concrete |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201210069105.3A CN102650127B (en) | 2012-03-15 | 2012-03-15 | Precast U-shaped plate pile with mixed structure of steel and concrete |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN102650127A CN102650127A (en) | 2012-08-29 |
| CN102650127B true CN102650127B (en) | 2015-05-20 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201210069105.3A Expired - Fee Related CN102650127B (en) | 2012-03-15 | 2012-03-15 | Precast U-shaped plate pile with mixed structure of steel and concrete |
Country Status (1)
| Country | Link |
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| CN (1) | CN102650127B (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN108252308A (en) * | 2017-12-29 | 2018-07-06 | 上海建工七建集团有限公司 | A kind of prefabricated reinforced concrete sheet pile, construction method and hydraulic pile press |
Families Citing this family (9)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN103726488A (en) * | 2012-10-11 | 2014-04-16 | 上海中技桩业股份有限公司 | Pi-shaped concrete pile |
| CN103215959B (en) * | 2013-04-17 | 2016-03-09 | 杨众 | The support construction method that V-arrangement preformed pile is combined with agitation pile |
| CN103352461B (en) * | 2013-06-28 | 2016-03-09 | 天津宝丰混凝土桩杆有限公司 | A kind of bank protection, keep off native special-shaped campshed |
| CN105804055A (en) * | 2016-05-05 | 2016-07-27 | 上海大禺预制构件有限公司 | Piling-facilitating sheet pile shaped like Chinese character 'ji' |
| CN107237326A (en) * | 2017-07-10 | 2017-10-10 | 浙江宏力阳生态建设股份有限公司 | A kind of Hermetical connecting structure for pile sinking |
| CN108301407B (en) * | 2018-04-17 | 2023-08-25 | 安徽省建筑科学研究设计院 | Mixed reinforcement prestress support pile group and construction method |
| CN114378938B (en) * | 2020-10-20 | 2023-08-11 | 宝山钢铁股份有限公司 | Rhombic concrete pipe pile, mould for rhombic concrete pipe pile, preparation and installation method |
| CN114382075A (en) * | 2020-10-20 | 2022-04-22 | 宝山钢铁股份有限公司 | Rhombic concrete-filled steel tube tubular pile and preparation die and preparation and installation method thereof |
| CN117947773B (en) * | 2024-03-25 | 2024-05-28 | 启东霓辉新材料科技有限公司 | Concrete U-shaped prefabricated sheet pile |
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|---|---|---|---|---|
| JP3812941B2 (en) * | 2002-05-07 | 2006-08-23 | 村上興業株式会社 | Pre-pile concrete sheet pile |
| CN201202106Y (en) * | 2007-06-28 | 2009-03-04 | 何富荣 | Inserting plate special for water power |
| CN100560872C (en) * | 2004-02-05 | 2009-11-18 | 八路建设技术株式会社 | Be used for the method for attachment of the PHC pile tube and the PHC pile tube of permanent retaining wall structure |
| CN201649068U (en) * | 2010-04-23 | 2010-11-24 | 上海中技桩业股份有限公司 | U-shaped concrete sheet pile |
| JP2012017556A (en) * | 2010-07-06 | 2012-01-26 | Nippon Steel Corp | Steel sheet pile underground wall structure |
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2012
- 2012-03-15 CN CN201210069105.3A patent/CN102650127B/en not_active Expired - Fee Related
Patent Citations (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JP3812941B2 (en) * | 2002-05-07 | 2006-08-23 | 村上興業株式会社 | Pre-pile concrete sheet pile |
| CN100560872C (en) * | 2004-02-05 | 2009-11-18 | 八路建设技术株式会社 | Be used for the method for attachment of the PHC pile tube and the PHC pile tube of permanent retaining wall structure |
| CN201202106Y (en) * | 2007-06-28 | 2009-03-04 | 何富荣 | Inserting plate special for water power |
| CN201649068U (en) * | 2010-04-23 | 2010-11-24 | 上海中技桩业股份有限公司 | U-shaped concrete sheet pile |
| JP2012017556A (en) * | 2010-07-06 | 2012-01-26 | Nippon Steel Corp | Steel sheet pile underground wall structure |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN108252308A (en) * | 2017-12-29 | 2018-07-06 | 上海建工七建集团有限公司 | A kind of prefabricated reinforced concrete sheet pile, construction method and hydraulic pile press |
Also Published As
| Publication number | Publication date |
|---|---|
| CN102650127A (en) | 2012-08-29 |
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Granted publication date: 20150520 Termination date: 20180315 |