CN107476257A - A kind of dike breach and the method for blocking of cofferdam closure - Google Patents
A kind of dike breach and the method for blocking of cofferdam closure Download PDFInfo
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- CN107476257A CN107476257A CN201710914422.3A CN201710914422A CN107476257A CN 107476257 A CN107476257 A CN 107476257A CN 201710914422 A CN201710914422 A CN 201710914422A CN 107476257 A CN107476257 A CN 107476257A
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- flexible water
- bladder
- water bladder
- closure
- flexible
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- E—FIXED CONSTRUCTIONS
- E02—HYDRAULIC ENGINEERING; FOUNDATIONS; SOIL SHIFTING
- E02B—HYDRAULIC ENGINEERING
- E02B3/00—Engineering works in connection with control or use of streams, rivers, coasts, or other marine sites; Sealings or joints for engineering works in general
- E02B3/16—Sealings or joints
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- Engineering & Computer Science (AREA)
- General Engineering & Computer Science (AREA)
- Structural Engineering (AREA)
- Environmental & Geological Engineering (AREA)
- Ocean & Marine Engineering (AREA)
- Mechanical Engineering (AREA)
- Civil Engineering (AREA)
- Farming Of Fish And Shellfish (AREA)
Abstract
The invention provides a kind of method for blocking to be joined the two sections of a bridge, etc with water resistance water, the rapid dike breach of closure and cofferdam, includes water body perfusion in flexible water bladder determination of amount, the fixation of flexible water bladder, flexible water bladder, flexible water bladder is mobile and blocks, completes to carry out stacking five steps of closure after closure is dammed at flexible water bladder rear with weights such as building stones in time；Use and dike breach closure is carried out in a manner of water resistance water, it is convenient to draw materials, make use of fill reality after flexible water bladder own wt, and in water it is in half floating state, at the current downstream and breach under the force action of current, flexible water bladder is pushed at dike breach, realize the rapid closure of dike breach, effectively promptly slow down the current at breach, it is applicable to different size, the dike breach of different depth, and its Ba Kou that can also be used in dam construction closes up and stifled stream, use range is wide, convenient material drawing, it is swift to operate, closure is rapid, operating efficiency is high, it is time saving and energy saving.
Description
Technical field
The present invention relates to dykes and dams flood control and dykes and dams to construct technical field, and in particular to a kind of dike breach and cofferdam closure
Method for blocking.
Background technology
River course dykes and dams are in flood fighting flood control, because dike breach phenomenon occurs in a variety of causes, to country, society and the people
The masses cause serious economic loss, or even entail dangers to people's life safety.Burst occur after, due to each side condition not
Together, the method for blocking up of use is also not quite similar, be typically to the closure of breach from dam crest to breach at stack sand pocket, but due to
Rapidly, sand pocket or weight are easily washed away dike breach current by current；And the existing device for stacking sand pocket is from a dress
Sand pocket place is moved to another place for needing to stack sand pocket, and it is more time-consuming, and needs closely to stack sand pocket, this
All it is unpractical in dike breach closure, the method that this closure is burst can cause waste of time, and operating efficiency is low, time-consuming
Arduously, exhaust the people and drain the treasury；During construction of hydro project, the closure of confferdam and dyke-dam is a technical barrier, traditional construction method
It is that the method for throwing megalith is dammed, it is blocked, and speed is slow, and work consuming is time-consuming, plugging effect is poor.
The content of the invention
The technical problems to be solved by the invention are to provide a kind of with water resistance water, the rapid dike breach of closure and cofferdam conjunction
The method for blocking of dragon.
The technical solution adopted for the present invention to solve the technical problems is：A kind of dike breach and the closure side of cofferdam closure
Method, comprise the following steps：
Step 1, flexible water bladder determination of amount：According to dike breach depth, flexible water bladder quantity is determined；Determined according to dykes and dams
Mouth width, determine the length of flexible water bladder；
The fixation of step 2, flexible water bladder：Flexible water bladder one end is sealed end, and the other end is openend, and flexible water bladder is close
End-blocking is fixedly connected on the opening position that current upstream is more than breach width 1/2, and openend is placed in current；
Water body irrigates in step 3, flexible water bladder：It is by the placement direction of flexible water bladder openend and water (flow) direction on the contrary, logical
Cross flow action and water body is irrigated into flexible water bladder, water inlet, exhaust outlet are offered on flexible water bladder, is supplemented by water inlet
Perfusion water body, the gas in flexible water bladder is discharged by exhaust outlet, until flexible water bladder fills real, the flexible water bladder after filling reality led to
Cross sealed piece sealing；
Step 4, flexible water bladder are mobile and block：In flexible water bladder after the completion of water body perfusion, partly swim in current, will be soft
Property water pocket openend pushes away embankment, and under the force action of current downstream and breach current, taking advantage of a situation drifts at current downstream, soft
Property water pocket drift to current downstream position fix after, flexible water bladder openend is fixed on current downstream position, makes flexibility
Water pocket utricule blocks dike breach comprehensively, completes closure and dams；
After step 5, completion closure are dammed, stacking closure is carried out at flexible water bladder rear with weights such as building stones in time, ensured
Block continuation.
Further, when flexible water bladder described in step 1 is multiple, multiple flexible water bladders are stacked successively up and down, it is adjacent soft
Connected between property water pocket by bindiny mechanism.
Further, when water body is irrigated in step 3 into flexible water bladder, at the same using water pump by water inlet to flexible water bladder
Middle perfusion water body.
Further, when irrigating water body into flexible water bladder, the superiors' flexible water bladder water injection rate, which is that flexible water bladder is maximum, to be held
The 75-90% of amount, remainder are air, the superiors' flexible water bladder is partly swum in current, when the superiors' flexible water bladder drift
Move to after current downstream position fixes, lower floor's flexible water bladder then under the collective effect of gravity and upper strata flexible water bladder buoyancy,
Arrange in an overlapping, formed one of waterwall, to prevent to burst or closure at current, reach the purpose dammed.
Further, the bindiny mechanism includes the engaging lug being arranged on flexible water bladder；The engaging lug of adjacent flexible water pocket
Set for axially spaced-apart, and axial latch is installed in above-mentioned engaging lug.
Further, sealed piece described in step 3 is stick harness, and the stick harness is connected at flexible water bladder openend.
Further, a diameter of 1~2 meter of the flexible water bladder, length are 100-200 rice.
Compared with prior art, the beneficial effects of the invention are as follows：A kind of dike breach provided by the present invention and cofferdam are closed
The method for blocking of dragon, is used and dike breach closure is carried out in a manner of water resistance water, and materials are convenient, make use of flexible water bladder after filling reality
Own wt, and be in half floating state in water, at the current downstream and breach under the force action of current, by flexible water bladder
It is pushed at dike breach, flexible water bladder utricule is blocked dike breach completely, realizes the rapid closure of dike breach, it is effectively fast
Slow down the current at breach fastly, it is applicable to different size, the dike breach of different depth, and it can also be used for dykes and dams and applies
Ba Kou in work joins the two sections of a bridge, etc with damming, and use range is wide, convenient material drawing, swift to operate, and closure is rapid, and operating efficiency is high, time saving province
Power.
Brief description of the drawings
Fig. 1 is schematic diagram of the present invention；
Fig. 2 is the operating process schematic diagram of the present invention；
Fig. 3 is that flexible water bladder connects schematic cross-section；
Fig. 1 is expressed as to reference shown in Fig. 3：1- flexible water bladders, 2- dike breach, 3- bindiny mechanisms, 4-
Water inlet, 5- exhaust outlets, 6- sealed pieces, 101- sealed ends, 102- openends, 31- engaging lugs, 32- axial directions latch.
Embodiment
The present invention is further detailed explanation with reference to the accompanying drawings and examples.
As shown in Figure 1 and Figure 2, a kind of dike breach and the method for blocking of cofferdam closure, comprise the following steps：
Step 1, flexible water bladder determination of amount：According to the depth of dike breach 2, the quantity of flexible water bladder 1 is determined；According to dykes and dams
Burst 2 width, determines the length of flexible water bladder 1；
The fixation of step 2, flexible water bladder：The one end of flexible water bladder 1 is sealed end 101, and the other end is openend 102, will be soft
Property the sealed end 101 of water pocket 1 be fixedly connected on current upstream be more than breach width 1/2 opening position, openend 102 is placed in current
In；
Water body irrigates in step 3, flexible water bladder：By the placement direction and water (flow) direction phase of the openend 102 of flexible water bladder 1
Instead, water body is irrigated into flexible water bladder 1 by flow action, water inlet 4, exhaust outlet 5 is offered on flexible water bladder 1, is passed through
The supplement perfusion water body of water inlet 4, the gas in flexible water bladder 1 is discharged by exhaust outlet 5, until flexible water bladder 1 fills real, it is real by filling
Flexible water bladder 1 afterwards is sealed by sealed piece 6；
Step 4, flexible water bladder are mobile and block：In flexible water bladder 1 after the completion of water body perfusion, partly swim in current, will
The openend 102 of flexible water bladder 1 pushes away embankment, under the force action of current downstream and breach current, takes advantage of a situation and drifts under current
Opening position is swum, after flexible water bladder 1 drifts to current downstream position, the openend 102 of flexible water bladder 1 is fixed on current downstream bits
Place is put, the utricule of flexible water bladder 1 is blocked dike breach 2 comprehensively, closure is completed and dams；
After step 5, completion closure are dammed, stacking closure is carried out at the rear of flexible water bladder 1 with weights such as building stones in time, ensured
Block continuation.
Because the depth of dike breach 2 is different, the breach for different depth, an appropriate number of flexible water bladder 1 is selected,
Ensure the complete reliability of closure, described one end of flexible water bladder 1 is sealed end 101, and the sealed end 101 is fixedly connected on current
Upstream position, the other end of flexible water bladder 1 are openend 102, and the openend 102 is placed in current, gathered materials on the spot, be easy to
Water body is irrigated in flexible water bladder 1, in order to prevent the fixed position of 1 sealed end of flexible water bladder 101 from too causing close to dike breach 2
Flexible water bladder 1 washed away by water impact at breach, the sealed end 101 be fixed on apart from the upstream of dike breach 2 be more than burst
The opening position of width 1/2, in order to improve the speed that water body is irrigated into flexible water bladder 1, the openend 102 of flexible water bladder 1 is put
Direction and water (flow) direction are put on the contrary, water body is quickly filled into flexible water bladder 1 with certain flow velocity, accelerates the speed poured water,
Improve efficiency of construction；In order that flexible water bladder 1 has certain structural strength, improve it and resist the ability of water impact, in institute
State and water inlet 4 and exhaust outlet 5 are offered on flexible water bladder 1, when irrigating water body into flexible water bladder 1, supplemented by water inlet 4
Water body is irrigated, by exhaust outlet 5, the residual gas in flexible water bladder 1 is discharged, water body is filled real flexible water bladder 1, is filled after reality again
The openend 102 of flexible water bladder 1 is sealed using sealed piece 6, reduce or anti-water-stop body outflow, make flexible water bladder 1 have compared with
High intensity；After the completion of water body perfusion in flexible water bladder 1, now flexible water bladder 1 half is swum in current, by flexible water bladder 1
Embankment is pushed away, at the current downstream and breach under the force action of current, flexible water bladder 1, which is taken advantage of a situation, to be drifted at current downstream, soft
After property water pocket 1 drifts to current downstream position, the openend 102 of flexible water bladder 1 is fixed on current downstream position, makes flexibility
The utricule of water pocket 1 blocks dike breach comprehensively, realizes that closure is dammed, after damming, in time with weights such as building stones at the rear of flexible water bladder 1
Opening position is stacked and blocked, and ensures the continuation of closure.
Because the depth of dike breach 2 is different, also it is not quite similar for the quantitative requirement of flexible water bladder 1, in the present invention, works as flexibility
When water pocket 1 is multiple, multiple flexible water bladders are stacked successively about 1, connected between adjacent flexible water pocket 1 by bindiny mechanism 3；
The flexible water bladder has certain pliability, when multiple flexible water bladders stack connection successively about 1, adjacent flexible water pocket 1
Between be mutually close to, will not produce larger gap, strengthen dash plugging effect, and the mounted on top of flexible water bladder 1 is set, and is suitable for
The dike breach 2 of different depth, use range is wide；Each structure of flexible water bladder 1 is identical, passes through connection between adjacent flexible water pocket 1
Mechanism 3 connects, and by bindiny mechanism 3, ensure that the stability connected between adjacent flexible water pocket 1, is advantageous to strengthen multiple soft
The overall construction intensity that property water pocket 1 is stacked together.
In order to accelerate that the speed of water body is irrigated into flexible water bladder 1, strengthen the rigid of flexible water bladder 1, in of the invention,
When water body is irrigated into flexible water bladder 1 in step 3, while water body into flexible water bladder 1 is irrigated by water inlet 4 using water pump；
High pressure water injection is carried out by water pump, significantly improves the speed that water body irrigates in flexible water bladder 1, flexible water bladder 1 is filled real rapidly,
Operating efficiency is improved, enhances the intensity of flexible water bladder 1, strengthens plugging effect.
For the ease of the movement of flexible water bladder 1, in of the invention, when irrigating water body into flexible water bladder 1, the superiors are flexible
The water injection rate of water pocket 1 is the 75-90% of the maximum capacity of flexible water bladder 1, and remainder is air, floats the superiors' flexible water bladder 1 half
Float in current, after the superiors' flexible water bladder 1, which drifts to current downstream position, to be fixed, lower floor's flexible water bladder then in gravity and
Under the collective effect of upper strata flexible water bladder buoyancy, arrange in an overlapping, formed one of waterwall, to prevent to burst or closure at water
Stream, reaches purpose of damming.
Magic tape can be selected in the bindiny mechanism 3, rapidly and firm for the ease of the connection between adjacent flexible water pocket 1,
In the present invention, bindiny mechanism 3 described in step 1 is connected from engaging lug 31 with axial latch 32, and the bindiny mechanism 3 wraps
Include the engaging lug 31 being arranged on flexible water bladder 1；The engaging lug 31 of adjacent flexible water pocket 1 is set for axially spaced-apart, and above-mentioned
Axial latch 32 is installed in engaging lug 31；When carrying out the connection of adjacent flexible water pocket 1, only axial latch 32 need to be inserted into phase
It can complete to connect on the engaging lug 31 of adjacent flexible water bladder 1, adjacent flexible water pocket 1 is fixedly connected to form integrative-structure, it is grasped
Make simply, connection is rapid.
After flexible water bladder 1 fills reality, in order to which anti-water-stop body largely flows out at openend 102, in the present invention, in step 3
The sealed piece 6 is stick harness, and the stick harness is connected at the openend of flexible water bladder 1；When being tightened up to the openend of flexible water bladder 1,
Being connected to a part for stick harness on openend 102 can be put in into the openend of flexible water bladder 1, and openend 102 is carried out effectively
Sealing blocking, and the part that stick harness does not extend into can be easy to follow-up being fixedly connected in dike breach downstream position of openend 102,
It is convenient and swift, it is simple to operate.
For the ease of transport and it is easy to operate, the present invention in, 1 a diameter of 1~2 meter of the flexible water bladder, length 100-
200 meters；The closure of larger breach can be met, and it is readily transported, also can be rapidly by flexible water bladder when carrying out plugging operations
1 opens, easy to operate.
It is above the embodiment of the present invention, from implementation process as can be seen that a kind of dykes and dams provided by the present invention
The method for blocking to burst with cofferdam closure, is used and dike breach closure is carried out in a manner of water resistance water, and materials are convenient, make use of filling
The own wt of flexible water bladder after reality, and be in half floating state in water, the force action of current at current downstream and breach
Under, flexible water bladder is pushed at dike breach, flexible water bladder utricule is blocked dike breach completely, realizes the rapid of dike breach
Closure, effectively promptly slows down the current at breach, it is applicable to different size, the dike breach of different depth, and its
The Ba Kou that can also be used in dam construction joins the two sections of a bridge, etc with damming, and use range is wide, convenient material drawing, swift to operate, and closure is rapid, work
Efficiency high, it is time saving and energy saving.
Claims (7)
1. a kind of dike breach and the method for blocking of cofferdam closure, it is characterised in that comprise the following steps：
Step 1, flexible water bladder determination of amount：According to dike breach (2) depth, flexible water bladder (1) quantity is determined；According to dykes and dams
Burst (2) width, determines the length of flexible water bladder (1)；
The fixation of step 2, flexible water bladder：Flexible water bladder (1) one end is sealed end (101), and the other end is openend (102), will
Flexible water bladder (1) sealed end (101) is fixedly connected on the opening position that current upstream is more than breach width 1/2, and openend (102) are put
In current；
Water body irrigates in step 3, flexible water bladder：By flexible water bladder (1) openend (102) placement direction and water (flow) direction on the contrary,
Water body is irrigated into flexible water bladder (1) by flow action, water inlet (4), exhaust outlet (5) are offered on flexible water bladder (1),
Perfusion water body is supplemented by water inlet (4), the gas in flexible water bladder (1) is discharged by exhaust outlet (5), until flexible water bladder
(1) fill real, the flexible water bladder (1) after filling reality is passed through into sealed piece (6) seals；
Step 4, flexible water bladder are mobile and block：In flexible water bladder (1) after the completion of water body perfusion, partly swim in current, will be soft
Property water pocket (1) openend (102) pushes away embankment, under the force action of current downstream and breach current, takes advantage of a situation and drifts to current
It is after flexible water bladder (1) drifts to current downstream position, flexible water bladder (1) openend (102) is fixed under a stream of water at downstream
Opening position is swum, flexible water bladder (1) utricule is blocked dike breach (2) comprehensively, closure is completed and dams；
After step 5, completion closure are dammed, stacking closure is carried out at flexible water bladder (1) rear with weights such as building stones in time, ensures envelope
Stifled continuation.
2. a kind of dike breach according to claim 1 and the method for blocking of cofferdam closure, it is characterised in that in step 1
When the flexible water bladder (1) is multiple, multiple flexible water bladders (1) are stacked successively up and down, adjacent flexible water pocket passes through between (1)
Bindiny mechanism (3) connects.
3. a kind of dike breach according to claim 1 and the method for blocking of cofferdam closure, it is characterised in that in step 3
Into flexible water bladder (1) during perfusion water body, while water body is irrigated into flexible water bladder (1) by water inlet (4) using water pump.
4. a kind of dike breach according to claim 2 and the method for blocking of cofferdam closure, it is characterised in that to flexibility
In water pocket (1) during perfusion water body, the superiors' flexible water bladder (1) water injection rate is the 75-90% of flexible water bladder (1) maximum capacity, its
Remaining part is divided into air, the superiors' flexible water bladder (1) is partly swum in current, when the superiors' flexible water bladder (1) drifts to current
After downstream position is fixed, lower floor's flexible water bladder then under the collective effect of gravity and upper strata flexible water bladder buoyancy, is arranged in an overlapping
Row, formed one of waterwall, to prevent to burst or closure at current, reach purpose of damming.
5. a kind of dike breach according to claim 2 and the method for blocking of cofferdam closure, it is characterised in that the connection
Mechanism (3) includes the engaging lug (31) being arranged on flexible water bladder (1)；The engaging lug (31) of adjacent flexible water pocket (1) is axially
It is arranged at intervals, and axial latch (32) is installed in above-mentioned engaging lug (31).
6. a kind of dike breach according to claim 1 and the method for blocking of cofferdam closure, it is characterised in that in step 3
The sealed piece (6) is stick harness, and the stick harness is connected at flexible water bladder (1) openend.
7. a kind of dike breach according to claim 4 and the method for blocking of cofferdam closure, it is characterised in that the flexibility
A diameter of 1~2 meter of water pocket (1), length are 100-200 rice.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201710914422.3A CN107476257A (en) | 2017-09-30 | 2017-09-30 | A kind of dike breach and the method for blocking of cofferdam closure |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201710914422.3A CN107476257A (en) | 2017-09-30 | 2017-09-30 | A kind of dike breach and the method for blocking of cofferdam closure |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN107476257A true CN107476257A (en) | 2017-12-15 |
Family
ID=60604856
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201710914422.3A Pending CN107476257A (en) | 2017-09-30 | 2017-09-30 | A kind of dike breach and the method for blocking of cofferdam closure |
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| Country | Link |
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Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN112502093A (en) * | 2020-12-25 | 2021-03-16 | 浙江省围海建设集团股份有限公司 | Sand-filled pipe bag type seawall closure control method |
Citations (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN2357039Y (en) * | 1999-01-19 | 2000-01-05 | 叶平 | Damming preventing structure for closing up breach of river dam |
| CN2434338Y (en) * | 1999-10-17 | 2001-06-13 | 董禹全 | Dam bag |
| JP2006144294A (en) * | 2004-11-17 | 2006-06-08 | Shunichi Oda | Floating dam body sheet |
| CN201103113Y (en) * | 2007-10-12 | 2008-08-20 | 马曙光 | Multifunctional gas bag for fight against flooding |
| CN101298763A (en) * | 2007-04-30 | 2008-11-05 | 上海勘测设计研究院 | Method for closure of dam |
| CN106087869A (en) * | 2016-08-15 | 2016-11-09 | 莫喻然 | A kind of flood fighting dykes and dams crevasse quick blocking wall and using method thereof |
-
2017
- 2017-09-30 CN CN201710914422.3A patent/CN107476257A/en active Pending
Patent Citations (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN2357039Y (en) * | 1999-01-19 | 2000-01-05 | 叶平 | Damming preventing structure for closing up breach of river dam |
| CN2434338Y (en) * | 1999-10-17 | 2001-06-13 | 董禹全 | Dam bag |
| JP2006144294A (en) * | 2004-11-17 | 2006-06-08 | Shunichi Oda | Floating dam body sheet |
| CN101298763A (en) * | 2007-04-30 | 2008-11-05 | 上海勘测设计研究院 | Method for closure of dam |
| CN201103113Y (en) * | 2007-10-12 | 2008-08-20 | 马曙光 | Multifunctional gas bag for fight against flooding |
| CN106087869A (en) * | 2016-08-15 | 2016-11-09 | 莫喻然 | A kind of flood fighting dykes and dams crevasse quick blocking wall and using method thereof |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN112502093A (en) * | 2020-12-25 | 2021-03-16 | 浙江省围海建设集团股份有限公司 | Sand-filled pipe bag type seawall closure control method |
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Application publication date: 20171215 |