CN104912093A - Deepwater pile foundation positioning and guiding structure and construction method - Google Patents
Deepwater pile foundation positioning and guiding structure and construction method Download PDFInfo
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- CN104912093A CN104912093A CN201510320815.2A CN201510320815A CN104912093A CN 104912093 A CN104912093 A CN 104912093A CN 201510320815 A CN201510320815 A CN 201510320815A CN 104912093 A CN104912093 A CN 104912093A
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Abstract
The invention provides a deepwater pile foundation positioning and guiding structure and a construction method. An underwater positioning support is fixedly arranged on a water bottom; a plurality of underwater guiding tubes are arranged on the underwater positioning support; a water surface positioning support is fixedly arranged on an operation water surface; a plurality of water surface guiding tubes are arranged on the water surface positioning support; a plurality of steel pile casings penetrate in the water surface guiding tubes and the underwater guiding tubes; and a water surface drilling platform is arranged on the water surface positioning support. The construction method comprises the following steps of flattening and cleaning a surface of a deepwater pile foundation during construction; sinking the underwater positioning support in place; pouring underwater fixing concrete to fix the underwater positioning support; positioning and fixing the water surface positioning support; mounting the water surface drilling platform; and mounting and positioning the steel pile casings. By the construction method, the water surface drilling platform and the steel pile casings are mounted. By the deepwater pile foundation positioning and guiding structure, the drilling precision and the pile position precision of deepwater bridge pile foundations of rivers and coastal waters can be improved, and influences of flowing water on drilling of the pile foundation are avoided.
Description
Technical field
The present invention relates to construction field under rivers, coastal waters bridge water, particularly a kind of pile foundation in deep water location, guide frame and construction method.
Background technology
At rivers, deep-water bridge pile foundation construction field, coastal waters (30 meters, 50 meters deep water or more deep pile foundation), how to realize pile foundation in deep water location, lead being one of difficult point in construction always, affect bridge deepwater pile foundation and creep into and pile position precision.
Existing construction technology process is: steel sheet pile and steel pile casting make, and---buoyancy tank is assembled, and---crane barge is assembled, and------------------------------steel sheet-pile cofferdam pulled out by fluid concrete back cover---thin beam or bearing platform construction---to platform removal to filling concrete to drilled pile construction to cut pile crown in desilting of drawing water to squeeze into steel sheet-pile cofferdam in clear hole to squeeze into steel pile casting to set up underwater platform.
Prior art utilizes guide pipe to creep into and pile position precision to control bridge pile foundation at water surface certain depth.Effectively can not get rid of the impact that flowing water creeps into pile foundation, such as, on the impact of verticality.
Summary of the invention
Technical problem to be solved by this invention is to provide a kind of pile foundation in deep water location, guide frame and construction method, can improve rivers, coastal waters deep-water bridge pile foundation is crept into and pile position precision.Compared with prior art better can get rid of the impact that flowing water creeps into pile foundation, better ensure construction quality.
For solving the problems of the technologies described above, the technical solution adopted in the present invention is: a kind of pile foundation in deep water location, guide frame, Underwater Navigation support is set firmly at the bottom, Underwater Navigation support is provided with multiple guide pipe under water, water surface locating support is set firmly at the operation water surface, be provided with multiple water surface guide pipe at water surface locating support, multiple steel pile casting is through water surface guide pipe and guide pipe under water;
Water surface locating support is provided with water surface drilling platform.
Water surface locating support is fixed by guiding ship.
Described Underwater Navigation support is fixed by concreting.
Steel pile casting and be provided with gap between guide pipe under water, is provided with the steel pile casting adjustment angle iron for adjusting steel pile casting verticality in gap.
A construction method for pile foundation in deep water location described above, guide frame, comprises the following steps:
One, the leveling of pile foundation in deep water face and cleaning;
Two, Underwater Navigation support and water surface locating support is made;
Three, Underwater Navigation support sinking is in place;
Four, build fixing concrete under water and fix Underwater Navigation support;
Five, location and fixing water surface locating support;
Six, water surface drilling platform is installed;
Seven, installation and location steel casing;
The installation of water surface drilling platform and steel pile casting is realized by above step.
In step one, after the leveling of pile foundation in deep water face and cleaning adopt the method for underwater diver cleaning and underwater demolition to form excavation cleaning, the scope of operation is as pile foundation in deep water face, and completes the operation of pile foundation in deep water planar survey.
Guiding ship adopts crane barge ship waterborne, and simultaneously as lifting means waterborne.
In step 4, the periphery of locating support arranges template and goes along with sb. to guard him under water, with tremie placing deep water fixing concrete under water.
In step 7, steel pile casting is sling, through water surface guide pipe, slowly transfer and penetrate guide pipe under water, adjust the verticality of steel pile casting, then steel pile casting is fixed on water surface guide pipe and under water in guide pipe.
At steel pile casting and wedge steel pile casting under water between guide pipe and adjust angle iron, with fixing steel pile casting, and adjust the verticality of steel pile casting.
A kind of pile foundation in deep water location provided by the invention, guide frame and construction method, by adopting above structure and method, can improve rivers, coastal waters deep-water bridge pile foundation is crept into and pile position precision.By Underwater Navigation support, the impact that flowing water creeps into pile foundation better can be got rid of.For pile foundation in deep water boring, build the guiding environment providing good, better ensure that the construction qualities such as position, pile foundation boring hole, precision.
Accompanying drawing explanation
Below in conjunction with drawings and Examples, the invention will be further described:
Fig. 1 is overall structure schematic front view of the present invention.
Fig. 2 is the schematic top plan view of Underwater Navigation support in the present invention.
In figure: Underwater Navigation support 1, guide pipe 2 under water, steel pile casting adjustment angle iron 3, under water fixing concrete 4, water surface locating support 5, steel pile casting 6, water surface guide pipe 7, guiding ship 8, template 9, the scope of operation 10 after excavation cleaning, original domatic 11, the operation water surface 12, water surface drilling platform 13.
Detailed description of the invention
As in Fig. 1 ~ 2, a kind of pile foundation in deep water location, guide frame, Underwater Navigation support 1 is set firmly at the bottom, Underwater Navigation support 1 is provided with multiple guide pipe under water 2, water surface locating support 5 is set firmly at the operation water surface, be provided with multiple water surface guide pipe 7 at water surface locating support 5, multiple steel pile casting 6 is through water surface guide pipe 7 and guide pipe 2 under water;
Water surface locating support 5 is provided with water surface drilling platform 13.Structure thus, guarantees the verticality of steel pile casting, to realize reliable guiding to drilling rod, thus is convenient to pile foundation in deep water boring.
Water surface locating support 5 is fixed by guiding ship 8.
Described Underwater Navigation support 1 is fixed by concreting.
Steel pile casting 6 and be provided with gap between guide pipe 2 under water, is provided with the steel pile casting adjustment angle iron 3 for adjusting steel pile casting 6 verticality in gap.Structure thus, is convenient to fixing steel pile casting 6, and the verticality of adjustment steel pile casting 6 is also very convenient.
A construction method for pile foundation in deep water location described above, guide frame, comprises the following steps:
One, the leveling of pile foundation in deep water face and cleaning; The method of the leveling of pile foundation in deep water face and cleaning employing underwater diver cleaning and underwater demolition forms the rear scope of operation 10 of excavation cleaning, as pile foundation in deep water face, and completes the operation of pile foundation in deep water planar survey.
Two, Underwater Navigation support 1, water surface locating support 5 make: according to scene leveling actual state, design drawing drilled pile design attitude determination Underwater Navigation support 1 size and guide pipe 2, the under water periphery of locating support 1 arrange template 9 under water; Determine the size of water surface locating support 5 and the position of water surface guide pipe 7.The actual landform paying special attention to need to clear up with excavation the rear scope of operation 10 bottom Underwater Navigation support 1 meets.Preferably, land steel work job platform completes Underwater Navigation support 1, water surface locating support 5 makes.
Three: the location of guiding ship 8 is fixed, guiding ship 8 preferably adopts crane barge ship waterborne, also can adopt common landing stage, coordinate moveable crane barge ship waterborne: in the job site of the bridge pile foundation water surface, arrange that at least one crane barge ship waterborne is as lifting means waterborne.Location, the fixing mode of casting anchor that adopts of crane barge ship 8 realize.
Four: Underwater Navigation support 1 water transportation: Underwater Navigation support 1 water transportation adopts the mode of transportation by driving or shipping to be transported to job site.
Five, Underwater Navigation support 1 sinking is in place; Utilize crane barge ship waterborne as lifting means, crane barge ship arranges measureing equipment and facility on the water, positions and sink to controlling to the Underwater Navigation support 1 of sinking.Underwater Navigation support 1 hangs by crane barge ship waterborne, locating support 1 to riverbed design attitude under slow cascading water.
Six, build fixing concrete 4 under water and fix Underwater Navigation support 1; After locating support 1 confirms that position meets design requirement under water, use tremie placing deep water fixing concrete 4 under water.
Seven, location and fixing water surface locating support 5; Water surface locating support 5 water transportation adopts the mode of transportation by driving or shipping to be transported to job site.Crane barge ship waterborne or landing stage is utilized to position and fixing water surface locating support 5.
Eight: water surface drilling platform 13 is installed; After water surface locating support 5 is located and be fixing, as required water surface drilling platform 13 is installed, also can completes on platform for making and water surface drilling platform 13 is installed.
Nine: install and location steel casing 6: with crane barge ship waterborne for lifting means, steel pile casting 6 is sling, through water surface guide pipe 7, slowly transfer and penetrate guide pipe 2 under water.At steel pile casting 6 and wedge steel pile casting under water between guide pipe 2 and adjust angle iron 3, with fixing steel pile casting 6, and adjust the verticality of steel pile casting 6.After the verticality adjusting steel pile casting 6 and design attitude, steel pile casting 6 is fixed under water on guide pipe 2 and water surface guide pipe 7.
The installation of water surface drilling platform 13 and steel pile casting 6 is realized by above step.Utilize water surface drilling platform 9 can carry out the construction operation of underwater pile.
The above embodiments are only the preferred technical solution of the present invention; and should not be considered as restriction of the present invention; the technical scheme that protection scope of the present invention should be recorded with claim, the equivalents comprising technical characteristic in the technical scheme of claim record is protection domain.Namely the equivalent replacement within the scope of this improves, also within protection scope of the present invention.
Claims (7)
1. pile foundation in deep water location, guide frame, it is characterized in that: set firmly Underwater Navigation support (1) at the bottom, Underwater Navigation support (1) is provided with multiple guide pipe under water (2), water surface locating support (5) is set firmly at the operation water surface, be provided with multiple water surface guide pipe (7) at water surface locating support (5), multiple steel pile casting (6) is through water surface guide pipe (7) and guide pipe (2) under water;
Water surface locating support (5) is provided with water surface drilling platform (13).
2. a kind of pile foundation in deep water location according to claim 1, guide frame, is characterized in that: water surface locating support (5) is fixed by guiding ship (8).
3. a kind of pile foundation in deep water location according to claim 1, guide frame, is characterized in that: described Underwater Navigation support (1) is fixed by concreting.
4. a kind of pile foundation in deep water location according to claim 1, guide frame, it is characterized in that: steel pile casting (6) and be provided with gap between guide pipe (2) under water, in gap, be provided with steel pile casting adjustment angle iron (3) for adjusting steel pile casting (6) verticality.
5. the pile foundation in deep water location as described in any one of claim 1 ~ 4, a construction method for guide frame, is characterized in that comprising the following steps:
One, the leveling of pile foundation in deep water face and cleaning;
Two, Underwater Navigation support (1) and water surface locating support (5) is made;
Three, Underwater Navigation support (1) sinking is in place;
Four, the fixing Underwater Navigation support (1) of fixing concrete (4) is under water built;
Five, location and fixing water surface locating support (5);
Six, water surface drilling platform (13) is installed;
Seven, installation and location steel casing (6);
The installation of water surface drilling platform (13) and steel pile casting (6) is realized by above step.
6. the construction method of a kind of pile foundation in deep water location according to claim 5, guide frame, it is characterized in that: in step one, after the leveling of pile foundation in deep water face and cleaning adopt the method for underwater diver cleaning and underwater demolition to form excavation cleaning, the scope of operation (10) is as pile foundation in deep water face, and completes the operation of pile foundation in deep water planar survey.
7. the construction method of a kind of pile foundation in deep water location according to claim 5, guide frame, it is characterized in that: in step 3 and five, utilize guiding ship (8) sinking Underwater Navigation support (1) and fixing water surface locating support (5), guiding ship (8) is crane barge ship waterborne, and simultaneously as lifting means waterborne.
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| Application Number | Priority Date | Filing Date | Title |
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| CN201510320815.2A CN104912093B (en) | 2015-06-12 | 2015-06-12 | A kind of pile foundation in deep water positioning, the construction method of guide frame |
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| CN201510320815.2A CN104912093B (en) | 2015-06-12 | 2015-06-12 | A kind of pile foundation in deep water positioning, the construction method of guide frame |
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| CN104912093A true CN104912093A (en) | 2015-09-16 |
| CN104912093B CN104912093B (en) | 2017-06-06 |
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Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN107059857A (en) * | 2017-05-02 | 2017-08-18 | 中交第二航务工程局有限公司 | Steel pile casting follow-up method under the conditions of deep water inclined scar |
| CN110593337A (en) * | 2019-10-14 | 2019-12-20 | 中铁第四勘察设计院集团有限公司 | Underwater milling groove guiding and positioning device suitable for deepwater embedded foundation |
| CN114164831A (en) * | 2022-01-13 | 2022-03-11 | 中铁大桥局集团有限公司 | Overwater operation platform for constructing drilled piles and using method thereof |
| CN114703890A (en) * | 2022-04-02 | 2022-07-05 | 中国港湾工程有限责任公司 | Pipe pile construction process for wharf pile foundation structure |
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| US20130183101A1 (en) * | 2011-07-11 | 2013-07-18 | GeoSea N.V. | Method for Providing a Foundation for a Mass Located at Height, and a Positioning Frame for Performing the Method |
| CN203866831U (en) * | 2014-06-19 | 2014-10-08 | 葛洲坝集团第五工程有限公司 | Telescopic splicing guide frame for large-diameter steel protecting cylinder |
| CN204690772U (en) * | 2015-06-12 | 2015-10-07 | 葛洲坝集团第五工程有限公司 | A kind of pile foundation in deep water location, guide frame |
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- 2015-06-12 CN CN201510320815.2A patent/CN104912093B/en active Active
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| CN101363223A (en) * | 2007-08-06 | 2009-02-11 | 中国海洋石油总公司 | Guide frame for piling under water |
| US20130183101A1 (en) * | 2011-07-11 | 2013-07-18 | GeoSea N.V. | Method for Providing a Foundation for a Mass Located at Height, and a Positioning Frame for Performing the Method |
| CN202298623U (en) * | 2011-10-27 | 2012-07-04 | 中交四航局第一工程有限公司 | Light adjustable positioning device for steel protection barrel on sea |
| CN203866831U (en) * | 2014-06-19 | 2014-10-08 | 葛洲坝集团第五工程有限公司 | Telescopic splicing guide frame for large-diameter steel protecting cylinder |
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Cited By (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN107059857A (en) * | 2017-05-02 | 2017-08-18 | 中交第二航务工程局有限公司 | Steel pile casting follow-up method under the conditions of deep water inclined scar |
| CN110593337A (en) * | 2019-10-14 | 2019-12-20 | 中铁第四勘察设计院集团有限公司 | Underwater milling groove guiding and positioning device suitable for deepwater embedded foundation |
| CN114164831A (en) * | 2022-01-13 | 2022-03-11 | 中铁大桥局集团有限公司 | Overwater operation platform for constructing drilled piles and using method thereof |
| CN114703890A (en) * | 2022-04-02 | 2022-07-05 | 中国港湾工程有限责任公司 | Pipe pile construction process for wharf pile foundation structure |
| CN114703890B (en) * | 2022-04-02 | 2023-09-12 | 中国港湾工程有限责任公司 | Tubular pile construction process for wharf pile foundation structure |
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| CN104912093B (en) | 2017-06-06 |
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Address after: 443002 Yichang, Hubei, Pearl Road, No. 35 Applicant after: CHINA GEZHOUBA GROUP FIFTH ENGINEERING CO., LTD. Address before: 443002 Yichang, Hubei, Pearl Road, No. 35 Applicant before: Gezhouba Group No.5 Engineering Co., Ltd. |
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