CN107574829B - A kind of floating type Temporary Cofferdam and its quick fill method - Google Patents

A kind of floating type Temporary Cofferdam and its quick fill method Download PDF

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Publication number
CN107574829B
CN107574829B CN201710748138.3A CN201710748138A CN107574829B CN 107574829 B CN107574829 B CN 107574829B CN 201710748138 A CN201710748138 A CN 201710748138A CN 107574829 B CN107574829 B CN 107574829B
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China
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floating type
hydraulic reclamation
pipe
floating
temporary cofferdam
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CN107574829A (en
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金雷鸣
何伟
潘文聪
王文兵
陈林
何波
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China Jiaoguang Shipping Equipment Co Ltd
Southern China Traffic Construction Co Ltd
CCCC Guangzhou Dredging Co Ltd.
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China Jiaoguang Shipping Equipment Co Ltd
Southern China Traffic Construction Co Ltd
CCCC Guangzhou Dredging Co Ltd.
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    • YGENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
    • Y02TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
    • Y02ATECHNOLOGIES FOR ADAPTATION TO CLIMATE CHANGE
    • Y02A10/00TECHNOLOGIES FOR ADAPTATION TO CLIMATE CHANGE at coastal zones; at river basins
    • Y02A10/11Hard structures, e.g. dams, dykes or breakwaters

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Abstract

The present invention provides a kind of floating type Temporary Cofferdam and its quick fill method, wherein, floating type Temporary Cofferdam includes floating type breakwater, interior side closure dam and anti-reflux weir, floating type breakwater is vertically arranged with anti-reflux weir, interior side closure dam installing is arranged in parallel on the outside of anti-reflux weir with floating type breakwater, and hydraulic reclamation pipe is installed on anti-reflux weir, hydraulic reclamation pipe passes through anti-reflux weir and extends to floating type breakwater side.A kind of floating type Temporary Cofferdam of the invention forms the fence of a L-type by combining using floating type breakwater with anti-reflux weir, when use, it can directly be formed to hydraulic reclamation area in conjunction with hydraulic reclamation boundary, and utilize hydraulic reclamation pipe, realize the filling to hydraulic reclamation area, and structure is simple, weight is relatively light, convenient to use, builds rapid, removal and is easy, it is Ke Xunhuanliyong, good environmental protection;Interior side closure dam is utilized simultaneously, and to improve anti-reflux weir to wave wave absorption ability, service performance is relatively reliable.

Description

A kind of floating type Temporary Cofferdam and its quick fill method
Technical field
The present invention relates to hydraulic engineering technical fields, more particularly, to a kind of floating type Temporary Cofferdam and its quickly build Dike method.
Background technique
With global economy and social development, the mankind are carrying out always the development and utilization of coral reef.For national defence troops The purpose of thing Facilities Construction, Seashore Tourist Trade, port and pier construction, marine oil and gas exploitation engineering, the whole world is all one after another in coral reef Carry out Scale Sea Reclamation Project activity in area.Reply typhoon and high seas etc. is how carried out to prepare the defence that engineering hydraulic structure attacks Work, avoids that sandstone is caused to be lost, becomes an important topic of coral reef region sea reclamation.
The particularity of sea reclamation construction is: far from continent, filling material transport is inconvenient, and cost is high;Duration is wanted Ask especially tight, conventional cofferdam hydraulic reclamation is unsatisfactory for duration needs;Live stormy waves is big, without coverage, because wave, trend corrode, hydraulic fill sand It is difficult to accumulate to form land-based area;Live stormy, newly formed beach need to protect in time, otherwise will be washed away by wave.
If earthwork volume needed for epeirogenetic is very big, fills stone cofferdam work of cutting into a mountain using conventional cofferdam hydraulic reclamation method Journey amount is 3,000,000 surprising sides or more, cuts into a mountain from transcontinental shipments and fills cofferdam on the island Shi Dao, starts hydraulic reclamation, hydraulic reclamation again after the completion Duration will postpone more than 1 year or more time, be unable to satisfy urgent construction period.
Therefore, how adaptation to local conditions, gather materials on the spot, using coral reef conglomerate as material reclamation as sea reclamation build An important problem.
Summary of the invention
The present invention provides a kind of floating type Temporary Cofferdam and its quick fill method, multiple to solve upper existing cofferdam structure It is miscellaneous, manufacturing cost is high and be unsuitable for sea reclamation construction the technical issues of.
According to an aspect of the present invention, a kind of floating type Temporary Cofferdam, including floating type breakwater, interior side closure dam are provided With anti-reflux weir, the floating type breakwater is vertically arranged with the anti-reflux weir, and the interior side closure dam installs the anti-reflux It is arranged in parallel on the outside of weir with the floating type breakwater, and is installed with hydraulic reclamation pipe on the anti-reflux weir, the hydraulic reclamation pipe passes through The anti-reflux weir extends to the floating type breakwater side.
On the basis of above scheme preferably, the floating type breakwater is spliced by multiple self floating pipes.
On the basis of above scheme preferably, the self floating pipe is rubber self floating pipe.
On the basis of above scheme preferably, the self floating pipe both ends are equipped with pipe anchor for fixing and pheretima, the pipe Sub- anchor is fixedly linked by pheretima steel wire and the pheretima.
On the basis of above scheme preferably, the self floating pipe both ends are equipped with flange, and the self floating pipe passes through the flange phase Even, and the flange connections are equipped with plank sheathing, and the plank sheathing is fixed on the flange by angle bar and clip.
On the basis of above scheme preferably, the hydraulic reclamation pipe is equipped with 30 ° of elbows.
The floating type quick fill method of Temporary Cofferdam as described above, including following step are used the present invention also provides a kind of It is rapid:
S1, the floating type Temporary Cofferdam is fixed on extra large side along hydraulic reclamation boundary direction, floating type is temporarily enclosed so that described Weir and coral reef sand form hydraulic reclamation area;
S2, coral reef segment is conveyed into hydraulic reclamation area by the hydraulic reclamation pipe, to form outer slope, and lays soil on the surface Wai Po Protective layer is arranged at the outer slope foot bottom in work cloth;
S3, using dry bag method, coral reef block side-draw is deposited in the side that the outer slope deviates from coral reef sand from hydraulic reclamation area Form sub- cofferdam.
On the basis of above scheme preferably, the slope ratio on the outer slope of the step S2 is 1:3.
On the basis of above scheme preferably, the slope ratio in the sub- cofferdam of the step S3 is 1:2.
On the basis of above scheme preferably, the outer slope of the step S2 includes coral dust rock stratum and coral layer of sand, described The side slope ratio of coral dust rock stratum is 1:7, and the side slope ratio of the coral reef layer of sand is 1:20.
A kind of floating type Temporary Cofferdam of the invention is formed by being combined using floating type breakwater with anti-reflux weir The fence of one L-type in use, it can directly be formed to hydraulic reclamation area in conjunction with hydraulic reclamation boundary, and utilizes hydraulic reclamation pipe, realizes to blowing The filling in area is filled out, and structure is simple, weight is relatively light, and it is convenient to use, it builds rapid, removal and is easy, can be recycled, Good environmental protection;Interior side closure dam is utilized simultaneously, and to improve anti-reflux weir to wave wave absorption ability, service performance is relatively reliable.
The present invention also provides a kind of methods using the above-mentioned floating type quick fill of Temporary Cofferdam, above-mentioned by utilizing Floating type Temporary Cofferdam and hydraulic reclamation boundary form hydraulic reclamation area, utilize the floating type breakwater and anti-reflux of floating type Temporary Cofferdam On the one hand weir can effectively cut down beach corrosion function of the wave to hydraulic reclamation area, the reef sand that on the other hand can be reduced in hydraulic reclamation area expands It dissipates, save the cost, protects environment;Meanwhile what is filled in hydraulic reclamation area of the present invention is coral reef segment, materials are simple, make its construction effect Rate is high, and energy-saving equipment and material investment shorten the construction period.
Detailed description of the invention
Fig. 1 is a kind of structural schematic diagram of floating type Temporary Cofferdam of the invention;
Fig. 2 is the partial schematic diagram of hydraulic reclamation pipe of the invention;
Fig. 3 is the flow chart of the quick fill method of the invention using floating type Temporary Cofferdam;
In figure: 10, floating type breakwater;20, interior side closure dam;30, anti-reflux weir;40, hydraulic reclamation pipe;42, pheretima;43, curved Head;
Specific embodiment
With reference to the accompanying drawings and examples, specific embodiments of the present invention will be described in further detail.Implement below Example is not intended to limit the scope of the invention for illustrating the present invention.
Refering to Figure 1, simultaneously as shown in connection with fig. 2, the present invention provides a kind of floating type Temporary Cofferdam, including floating type anti- Wave dike 10, interior side closure dam 20 and anti-reflux weir 30.
Wherein, floating type breakwater 10 is vertically arranged to form L-shaped fence with anti-reflux weir 30, and interior side closure dam 20 is installed in 30 outside of anti-reflux weir is arranged in parallel with floating type breakwater 10, and hydraulic reclamation pipe 40 is installed on anti-reflux weir 30, hydraulic reclamation pipe 40 Extend across anti-reflux weir 30 to floating type 10 side of breakwater.
A kind of floating type Temporary Cofferdam of the invention forms enclosing for L-type using floating type breakwater 10 and anti-reflux weir 30 Column is corroded with resisting wave to the beach in the hydraulic reclamation area on the inside of fence, meanwhile, the reclaimed land in fence is formed effectively anti- Shield.
Hydraulic reclamation pipe 40 is arranged in the present invention also on anti-reflux weir 30, in use, can be defeated to fence inside by hydraulic reclamation pipe 40 Backfilling material is sent, it is more convenient to use quick.
In another preferred embodiment of the invention, floating type breakwater 10 of the invention spliced by multiple self floating pipes and At, it is preferred that self floating pipe is rubber self floating pipe.In use, making it swim in sea using the small characteristic of density of rubber self floating pipe On.Its is low in cost, and structure is simple, and splicing is convenient and efficient, convenient for building, and removes and is easy, can be recycled, environmental-protecting performance It is good.
Further, the floating type Temporary Cofferdam of the invention for the ease of fixation, self floating pipe both ends of the invention, which are equipped with, to be used In fixed pipe anchor and pheretima 42, pipe anchor is fixedly linked by pheretima steel wire with pheretima 42, to realize of the invention float Fixation of the dynamic formula Temporary Cofferdam in seabed.
Preferably, self floating pipe both ends of the invention are equipped with flange, and self floating pipe is connected by flange, and flange connections are equipped with Plank sheathing, plank sheathing are fixed on flange by angle bar and clip.In use process, using the small characteristic of the density of plank sheathing, prevent Only it reduces self floating pipe and is submerged in seawater, and cooperates the flange and plank sheathing can to effectively prevent junction of the reef sand from self floating pipe It is lost, it is ensured that the safety of the filling region in fence.In order to reduce the impact to floating type Temporary Cofferdam, hydraulic reclamation of the invention 30 ° of elbows 43 are additionally provided on pipe 40.
It is quick using floating type Temporary Cofferdam as described above please continue to refer to shown in Fig. 3, the present invention also provides a kind of Fill method, comprising the following steps:
S1, floating type Temporary Cofferdam is fixed on extra large side along hydraulic reclamation boundary direction, so that floating type Temporary Cofferdam and coral Reef sand forms hydraulic reclamation area;
S2, coral reef segment is conveyed into hydraulic reclamation area by hydraulic reclamation pipe 40, to form outer slope, and lays geotechnique on the surface Wai Po Protective layer is arranged at outer slope foot bottom in cloth, and the protective layer can be sandbag;
S3, using dry bag method, coral reef block side-draw is deposited in outer slope and is formed away from the side of coral reef sand from hydraulic reclamation area Sub- cofferdam.
Wherein, in order to ensure the stability on outer slope, the slope ratio on outer slope of the invention is 1:3;The slope ratio in sub- cofferdam is 1:2.
Further, outer slope of the invention includes coral dust rock stratum and coral layer of sand, and coral layer of sand is arranged at coral angle Conglomerate layer surface.Wherein, the side slope ratio of coral dust rock stratum is 1:7, and the side slope ratio of coral reef layer of sand is 1:20.Preferably, Coral dust rock stratum is made of the coral dust rock mass that median particle diameter is 300mm, small using its number of dropouts, to ensure external wall Stability, meanwhile, the coral reef layer of sand by median particle diameter be 1.72mm coral sand mix coral fragment constitute.
A kind of floating type Temporary Cofferdam of the invention, by being combined using floating type breakwater 10 with anti-reflux weir 30, The fence of a L-type is formed, in use, it can directly be formed to hydraulic reclamation area in conjunction with hydraulic reclamation boundary, and utilizes hydraulic reclamation pipe 40, it is real Now to the filling in hydraulic reclamation area, and structure is simple, and weight is relatively light, convenient to use, builds rapid, removal and is easy, can follow Ring utilizes, good environmental protection;Interior side closure dam 20 is utilized, simultaneously to improve anti-reflux weir 30 to wave wave absorption ability, service performance It is relatively reliable.
The present invention also provides a kind of methods using the above-mentioned floating type quick fill of Temporary Cofferdam, above-mentioned by utilizing Floating type Temporary Cofferdam and hydraulic reclamation boundary form hydraulic reclamation area, utilize the floating type breakwater 10 and anti-reflux of floating type Temporary Cofferdam On the one hand weir 30 can effectively cut down beach corrosion function of the wave to hydraulic reclamation area, on the other hand can reduce the reef sand in hydraulic reclamation area Diffusion, save the cost protect environment;Meanwhile what is filled in hydraulic reclamation area of the present invention is coral reef segment, materials are simple, make its construction High-efficient, energy-saving equipment and material investment shorten the construction period.
Finally, the present processes are only preferable embodiment, it is not intended to limit the scope of the present invention.It is all Within the spirit and principles in the present invention, any modification, equivalent replacement, improvement and so on should be included in protection of the invention Within the scope of.

Claims (10)

1. a kind of floating type Temporary Cofferdam, which is characterized in that described including floating type breakwater, interior side closure dam and anti-reflux weir Floating type breakwater is vertically arranged with the anti-reflux weir, and the interior side closure dam is installed on the outside of the anti-reflux weir and the floating Formula breakwater is arranged in parallel, and hydraulic reclamation pipe is installed on the anti-reflux weir, and the hydraulic reclamation pipe passes through the anti-reflux weir to institute Floating type breakwater side is stated to extend.
2. a kind of floating type Temporary Cofferdam as described in claim 1, which is characterized in that the floating type breakwater by it is multiple from Float tube is spliced.
3. a kind of floating type Temporary Cofferdam as claimed in claim 2, which is characterized in that the self floating pipe is rubber self floating pipe.
4. a kind of floating type Temporary Cofferdam as claimed in claim 3, which is characterized in that the self floating pipe both ends are equipped with for solid Fixed pipe anchor and pheretima, the pipe anchor are fixedly linked by pheretima steel wire and the pheretima.
5. a kind of floating type Temporary Cofferdam as claimed in claim 3, which is characterized in that the self floating pipe both ends are equipped with flange, The self floating pipe is connected by the flange, and the flange connections are equipped with plank sheathing, and the plank sheathing passes through angle bar and card Hoop is fixed on the flange.
6. a kind of floating type Temporary Cofferdam as described in claim 1, which is characterized in that the hydraulic reclamation pipe is equipped with 30 ° of elbows.
7. a kind of use the floating type quick fill method of Temporary Cofferdam as described in claim 1, it is characterised in that: including following Step:
S1, the floating type Temporary Cofferdam is fixed on extra large side along hydraulic reclamation boundary direction so that the floating type Temporary Cofferdam with Coral reef sand forms hydraulic reclamation area;
S2, coral reef segment is conveyed into hydraulic reclamation area by the hydraulic reclamation pipe, to form outer slope, and lays geotechnique on the surface Wai Po Protective layer is arranged at the outer slope foot bottom in cloth;
S3, using dry bag method, coral reef block side-draw is deposited in the outer slope and is formed away from the side of coral reef sand from hydraulic reclamation area Sub- cofferdam.
8. the floating type quick fill method of Temporary Cofferdam as claimed in claim 7, which is characterized in that the outer slope of the step S2 Slope ratio be 1:3.
9. the floating type quick fill method of Temporary Cofferdam as claimed in claim 7, which is characterized in that the son of the step S3 encloses The slope ratio on weir is 1:2.
10. the floating type quick fill method of Temporary Cofferdam as claimed in claim 7, which is characterized in that the step S2's is outer Slope includes coral dust rock stratum and coral layer of sand, and the side slope ratio of coral dust rock stratum is 1:7, and the coral reef layer of sand Side slope ratio is 1:20.
CN201710748138.3A 2017-08-28 2017-08-28 A kind of floating type Temporary Cofferdam and its quick fill method Active CN107574829B (en)

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CN112709190A (en) * 2020-12-25 2021-04-27 浙江省围海建设集团股份有限公司 Dam reinforcement control method

Citations (3)

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SU872779A1 (en) * 1979-12-18 1981-10-15 Уральское Золотодобывающее Производственное Объединение "Уралзолото" Министерства Цветной Металлургии Ссср Detachable hydraulic filling-in partition
CN103397646A (en) * 2013-08-19 2013-11-20 安徽省水利水电勘测设计院 Technique for fast filling constructed wetland in shore area
CN104060573A (en) * 2014-06-27 2014-09-24 浙江科技学院 Method for quickly building dyke on coral island

Patent Citations (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
SU872779A1 (en) * 1979-12-18 1981-10-15 Уральское Золотодобывающее Производственное Объединение "Уралзолото" Министерства Цветной Металлургии Ссср Detachable hydraulic filling-in partition
CN103397646A (en) * 2013-08-19 2013-11-20 安徽省水利水电勘测设计院 Technique for fast filling constructed wetland in shore area
CN104060573A (en) * 2014-06-27 2014-09-24 浙江科技学院 Method for quickly building dyke on coral island

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