CN105040639B - For power plant tail water canal barricade and its construction method on the basis of intermediate gauge sand gravel - Google Patents
For power plant tail water canal barricade and its construction method on the basis of intermediate gauge sand gravel Download PDFInfo
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- CN105040639B CN105040639B CN201510539805.8A CN201510539805A CN105040639B CN 105040639 B CN105040639 B CN 105040639B CN 201510539805 A CN201510539805 A CN 201510539805A CN 105040639 B CN105040639 B CN 105040639B
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Abstract
The invention discloses the power plant tail water canal barricade and its construction method on the basis of a kind of sand gravel for intermediate gauge, multiple body of wall bored concrete piles including the polylith reinforced concrete wall as power plant tail water canal barricade and in reinforced concrete wall, between two adjacent body of wall bored concrete piles, the certain distance away from reinforced concrete wall back be provided with a tension bored concrete pile, straining beam of being related is set between tension bored concrete pile and two adjacent body of wall bored concrete piles, is also equipped with contacting straining beam between two adjacent tension bored concrete piles.The present invention forms power plant tail water canal new type of retaining structure using the perfusion in original state landform and replaces original tailwater channel barricade design, effectively solves the problems, such as that conventional barricade deep foundation is excavated on a large scale, energy consumption is big, construction costs is higher and affects environment.
Description
Technical field
The present invention relates to power plant tail water canal barricade and its construction method, the electricity being mainly used on the basis of intermediate gauge sand gravel
Stand tailwater channel barricade and its construction method.
Background technology
Traditional power plant tail water canal barricade design is with gravity type, cantilevered and helps based on arm-type barricade, above routine barricade
Form according to itself antiskid, it is anti-incline and anti-floating etc. is required, often require that design section is larger, quantities and earthwork evacuation amount
It is corresponding very big, long construction period, and need to be excavated in original state landform on a large scale and backfilled, destroy natural landform ground
Looks, cause certain destruction to environment.Additionally, after retaining wall foundation is excavated, generally forming deeper foundation ditch, it is to ensure dry ground
Construction operation, it is necessary to while drainage of foundation pit is carried out, and the infiltration coefficient of sand gravel is larger, foundation ditch water percolating capacity is larger, causes foundation ditch
During draining, segment length, costly, energy consumption are big.
The content of the invention
The technical problem to be solved be to provide a kind of simple and practical, easy construction for intermediate gauge sand
Power plant tail water canal barricade and its construction method on gravel foundation, effectively solving extensive excavation affects environment, energy consumption big
And the problem that construction costs is higher.
In order to solve above-mentioned technical problem, the technical solution used in the present invention is：It is a kind of to be used for intermediate gauge gravel ground mass
Power plant tail water canal barricade on plinth, including the polylith reinforced concrete wall as power plant tail water canal barricade and positioned at reinforced concrete
Multiple body of wall bored concrete piles in cob wall body, between two adjacent body of wall bored concrete piles, away from the one of reinforced concrete wall back
Set a distance is provided with a tension bored concrete pile, and drawing of being related is arranged between tension bored concrete pile and two adjacent body of wall bored concrete piles
Beam, is also equipped with contacting straining beam between two adjacent tension bored concrete piles.
Reinforcing bar is provided with the body of wall bored concrete pile, tension bored concrete pile and contact straining beam.
The above-mentioned construction method for the power plant tail water canal barricade on the basis of intermediate gauge sand gravel, including following step
Suddenly：
(1) need to implement body of wall bored concrete pile, reinforced concrete wall, tension bored concrete pile and contact drawing in undisturbed soil earth's surface
The barricade position of beam, pore-creating grooving；
(2) colligation body of wall bored concrete pile reinforcing bar together and reinforced concrete wall reinforcing bar are lifted into the slotted eye for being formed
In, casting concrete；Then tension bored concrete pile pile body reinforcing bar is lifted, tension cast-in-place pile concrete is poured, while colligation contact is drawn
Beam steel, pours straining beam concrete；
(3), after treating that concrete strength meets requirement, side undisturbed soil exposes body of wall extremely near water to excavate reinforced concrete wall
Tailwater channel base plate foundation plane, Retaining wall are completed.
The invention has the beneficial effects as follows：The characteristics of avoiding big traditional barricade excavated volume and high construction costs, and the method
To more environment-friendly.During practice, due to bored concrete pile and continuous wall technology comparative maturity, so construction matter
Amount and construction speed have been ensured.
Description of the drawings
Fig. 1 is the present invention for the power plant tail water canal barricade planar structure layout drawing on the basis of intermediate gauge sand gravel.
Fig. 2 is cross-sectional configuration schematic diagram of the present invention.
Specific embodiment
With reference to the accompanying drawings and detailed description the present invention is described in further detail：
As shown in figure 1, the present invention for the power plant tail water canal barricade on the basis of intermediate gauge sand gravel, including as electricity
Stand the polylith reinforced concrete wall 2 and the multiple body of wall bored concrete piles 1 in reinforced concrete wall of tailwater channel barricade, two
Between individual adjacent body of wall bored concrete pile 1, the certain distance away from 2 back of reinforced concrete wall be provided with a tension bored concrete pile 3,
Arrange between tension bored concrete pile 3 and two adjacent body of wall bored concrete piles 1 and be related straining beam 4, two adjacent tension bored concrete piles 3 it
Between be also equipped with contact straining beam 4.
Reinforcing bar is provided with the body of wall bored concrete pile 1, tension bored concrete pile 3 and contact straining beam 4.
The above-mentioned construction method for the power plant tail water canal barricade on the basis of intermediate gauge sand gravel, including following step
Suddenly：
(1) need to implement body of wall bored concrete pile, reinforced concrete wall, tension bored concrete pile and contact drawing in undisturbed soil earth's surface
The barricade position of beam, pore-creating grooving；
(2) colligation body of wall bored concrete pile reinforcing bar together and reinforced concrete wall reinforcing bar are lifted into the slotted eye for being formed
In, casting concrete；Then tension bored concrete pile pile body reinforcing bar is lifted, tension cast-in-place pile concrete is poured, while colligation contact is drawn
Beam steel, pours straining beam concrete；
(3), after treating that concrete strength meets requirement, side undisturbed soil exposes body of wall extremely near water to excavate reinforced concrete wall
Tailwater channel base plate foundation plane, Retaining wall are completed.
Specifically, between the present invention is excavated on the basis of pre-existing topography, the certain body of wall hole for grout pile of array pitch and tension are filled
Note stake stake holes (bottom hole depth enters basement rock, meets the antidumping requirement of body of wall calculating into depth), and in body of wall bored concrete pile 1
Slot between hole (bottom land elevation enters basement rock >=1m, or can determine the 2m under the Bottom Altitude of tailwater channel base plate according to level of ground water,
Base plate need to set draining), adjacent priming concrete pile hole is linked together with diaphragm wall.Every section of wall length is not preferably greater than 20m, can adopt
Then colligation 1 reinforcing bar 5 of body of wall bored concrete pile together and reinforcing bar are mixed by the form of three face wall of three piles, two face wall or four piles
2 reinforcing bar 6 of solidifying cob wall body is lifted in the slotted eye to be formed, casting concrete；It is then carried out the tension bored concrete pile after wall 3 and contact is drawn
Beam 4, lifting tension bored concrete pile pile body reinforcing bar 8, pours tension cast-in-place pile concrete, at the same can colligation contact straining beam reinforcing bar 7, pour
Straining beam concrete, after treating concrete wall, bored concrete pile, straining beam completion acceptance, can excavate concrete wall side undisturbed soil near water,
Carry out tailwater channel section bottom parts to excavate and pouring concrete construction, tailwater channel shapes substantially.
Example described above is merely to illustrate the technological thought and feature of the present invention, its object is to those skilled in the art
Member is it will be appreciated that present disclosure implement according to this, it is impossible to limit the scope of the claims of the invention only with this example, i.e., all
Equal change or modification that the disclosed spirit of invention is made, still fall within the scope of the present invention.
Claims (3)
1. the power plant tail water canal barricade on the basis of a kind of sand gravel for intermediate gauge, it is characterised in that include as power station tail
The polylith reinforced concrete wall (2) of water channel barricade and the multiple body of wall bored concrete piles (1) in reinforced concrete wall, two
Between individual adjacent body of wall bored concrete pile (1), the certain distance away from reinforced concrete wall (2) back be provided with the perfusion of tension
Stake (3), arranges between tension bored concrete pile (3) and two adjacent body of wall bored concrete piles (1) and is related straining beam (4), and two adjacent
It is also equipped with contacting straining beam (4) between tension bored concrete pile (3).
2. the power plant tail water canal barricade on the basis of the sand gravel for intermediate gauge according to claim 1, it is characterised in that
Reinforcing bar is provided with the body of wall bored concrete pile (1), tension bored concrete pile (3) and contact straining beam (4).
3. a kind of construction party of the as claimed in claim 1 power plant tail water canal barricade being used on the basis of intermediate gauge sand gravel
Method, it is characterised in that comprise the following steps：
(1) need to implement body of wall bored concrete pile, reinforced concrete wall, tension bored concrete pile and contact straining beam in undisturbed soil earth's surface
Barricade position, pore-creating grooving；
(2) colligation body of wall bored concrete pile reinforcing bar together and reinforced concrete wall reinforcing bar are lifted in the slotted eye to be formed,
Casting concrete；Then tension bored concrete pile pile body reinforcing bar is lifted, tension cast-in-place pile concrete is poured, while colligation contact straining beam steel
Muscle, pours straining beam concrete；
(3), after treating that concrete strength meets requirement, side undisturbed soil exposes body of wall to tail water near water to excavate reinforced concrete wall
Canal base plate foundation plane, Retaining wall are completed.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201510539805.8A CN105040639B (en) | 2015-08-28 | 2015-08-28 | For power plant tail water canal barricade and its construction method on the basis of intermediate gauge sand gravel |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201510539805.8A CN105040639B (en) | 2015-08-28 | 2015-08-28 | For power plant tail water canal barricade and its construction method on the basis of intermediate gauge sand gravel |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN105040639A CN105040639A (en) | 2015-11-11 |
| CN105040639B true CN105040639B (en) | 2017-03-29 |
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| Application Number | Title | Priority Date | Filing Date |
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| CN201510539805.8A Active CN105040639B (en) | 2015-08-28 | 2015-08-28 | For power plant tail water canal barricade and its construction method on the basis of intermediate gauge sand gravel |
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Citations (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPH0988080A (en) * | 1995-09-22 | 1997-03-31 | Kensetsu Kiso Eng Co Ltd | Sheathing structure |
| JP2001159140A (en) * | 1999-12-03 | 2001-06-12 | Sumitomo Metal Ind Ltd | Landslide-countermeasure structure |
| CN1514068A (en) * | 2003-05-28 | 2004-07-21 | 姜贤放 | Dyke-dam structural body and its construction method |
| CN203583498U (en) * | 2013-12-07 | 2014-05-07 | 兰州市政建设集团有限责任公司 | Micropile combination wall supporting structure |
| CN204456180U (en) * | 2015-02-27 | 2015-07-08 | 重庆大学 | Folded plate pile retaining wall |
| CN204875665U (en) * | 2015-08-28 | 2015-12-16 | 中水北方勘测设计研究有限责任公司 | A power station tailrace barricade that is used for medium thickness sand gravel basis |
-
2015
- 2015-08-28 CN CN201510539805.8A patent/CN105040639B/en active Active
Patent Citations (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPH0988080A (en) * | 1995-09-22 | 1997-03-31 | Kensetsu Kiso Eng Co Ltd | Sheathing structure |
| JP2001159140A (en) * | 1999-12-03 | 2001-06-12 | Sumitomo Metal Ind Ltd | Landslide-countermeasure structure |
| CN1514068A (en) * | 2003-05-28 | 2004-07-21 | 姜贤放 | Dyke-dam structural body and its construction method |
| CN203583498U (en) * | 2013-12-07 | 2014-05-07 | 兰州市政建设集团有限责任公司 | Micropile combination wall supporting structure |
| CN204456180U (en) * | 2015-02-27 | 2015-07-08 | 重庆大学 | Folded plate pile retaining wall |
| CN204875665U (en) * | 2015-08-28 | 2015-12-16 | 中水北方勘测设计研究有限责任公司 | A power station tailrace barricade that is used for medium thickness sand gravel basis |
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| Publication number | Publication date |
|---|---|
| CN105040639A (en) | 2015-11-11 |
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| CB03 | Change of inventor or designer information |
Inventor after: Ma Shaobo Inventor after: Sun Xiaohu Inventor after: Wu Jianjiang Inventor after: Shi Pingyang Inventor after: Zhu Songchang Inventor after: Wang Licheng Inventor after: Wang Peijue Inventor after: Chen Yanhui Inventor after: Wang Xiaohui Inventor after: Zhang Shupeng Inventor after: Li Ya Inventor after: Zhang Xiao Inventor after: Zhao Lin Inventor before: Ma Shaobo Inventor before: Sun Xiaohu Inventor before: Wang Licheng Inventor before: Wang Peijue Inventor before: Chen Yanhui Inventor before: Wang Xiaohui Inventor before: Zhang Shupeng Inventor before: Li Ya Inventor before: Zhang Xiao Inventor before: Zhao Lin |
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