CN106337397A - Quick plugging system and method for dam break - Google Patents
Quick plugging system and method for dam break Download PDFInfo
- Publication number
- CN106337397A CN106337397A CN201610988090.9A CN201610988090A CN106337397A CN 106337397 A CN106337397 A CN 106337397A CN 201610988090 A CN201610988090 A CN 201610988090A CN 106337397 A CN106337397 A CN 106337397A
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- CN
- China
- Prior art keywords
- dykes
- jettisoninging
- arcual component
- closure
- dams
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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)
- Revetment (AREA)
Abstract
The invention discloses a quick plugging system and method for dam breaking.The system comprises an arched member spanning the closure mouth, and the arched member is assembled by several prefabricated members, and the two ends of the arch member are respectively fastened and connected with the dyke through fasteners; wherein, the closure is obtained after rapid plugging of the dam. In case of flood disaster, the break can be quickly blocked up to 30-50m. At the time of preparing the closure, the rock-fill head is filled in the closure, then the precast members can be quickly assembled into the arch-shaped member spanning the closure mouth, for which the construction is convinient and quick, obtaining fisrt chance for the flood prevention. In that invention, arch-shaped members are adopt, and compared with the conventional horizontal structure, the requirement for the polishing head is relatively low, and the lightweight steel is adopted as the light steel member, and the construction difficulty is greatly reduced.
Description
Technical field
The present invention relates to a kind of dykes and dams crevasse block up system and in particular to a kind of dykes and dams crevasse quickly block up system and
Method.Belong to construction of hydro project and flood control technical field.
Background technology
At present, common river course, due to there is potential safety hazard or occurring super standard flood it may occur however that dike breach phenomenon, is given
Country, society and the people cause serious economic loss, or even entail dangers to people's life safety.After bursting to occur, due to
Each side condition is different, and the method for blocking up of employing is also the same not to the utmost.Conventional closure method includes: founds stifled method, flat stifled method and stands
Block up flat bridging legal.Founding stifled peace and blocking up respectively has pluses and minuses, and vertical blocking up need not set up pontoon bridge or trestle, but Longkou closure stage flow velocity
Greatly, strong to channel scour, the scope of operation is narrower, supplied materials is required higher；The flat stifled scope of operation is wider, and velocity flow profile is uniform, to river
Bed washes away little, however it is necessary that setting up floating (stack) bridge or Large Construction ship.
Therefore, how to improve closure speed, reduce and let out and downstream property loss under flood, be inevitable requirement.
For some small and medium river channels, the depth of water is not too big, does not possess the execution conditions of workboat.So, set up pontoon bridge
Or trestle becomes inevitable choice, typically material of jettisoninging can only be shipped by dump truck or other means of transports, then along dragon
Jettisoninged in mouth forward position.The general pontoon bridge setting up or trestle are horizontal structure, and component uses that material is many, it is larger, as letter to conduct oneself with dignity
Structure, wraps up in head and requires higher, increased difficulty of construction and progress to the jackstone of filling at breach..
Content of the invention
The purpose of the present invention is for overcoming above-mentioned the deficiencies in the prior art, provides a kind of quickly blocking up of dykes and dams crevasse to be
System.
Present invention also offers a kind of method of quickly blocking up of dykes and dams crevasse accordingly.
For achieving the above object, the present invention adopts following technical proposals:
A kind of system of quickly blocking up of dykes and dams crevasse, including across closure mouth arcual component, if described arcual component by
A dry splicing prefabricated components form, and the two ends of arcual component are fastenedly connected with dykes and dams by securing member respectively；Wherein, closure mouth is
Crevasse is stood rapidly and obtains after blocking up.
Preferably, connected by connector between described prefabricated components.
Preferably, described prefabricated components are two.
Preferably, the material of described prefabricated components is light section.
Preferably, described closure mouth is filled with one layer of jackstone and wraps up in head.
Preferably, described arcual component is provided with electrical hoist, and it is passed through serving and is connected with the material of jettisoninging on dykes and dams, from
And material of jettisoninging is transported on arcual component.
Preferably, described arcual component is vertically arranged.
It is further preferred that described arcual component is provided with horizontal shore, bracing frame leans out arcual component, convenient throwing
Jettisoning material.
Preferably, described arcual component upstream direction tilts.
It is further preferred that described arcual component is provided with horizontal shore, bracing frame leans out arcual component, convenient throwing
Jettisoning material.
It is further preferred that fixing high-strength braided thing in arcual component downstream bottom side.
Still more preferably, described high-strength braided thing is any one in high-strength geotextile, reinforcement cloth or wire gauze.
It is further preferred that described arcual component is provided with horizontal shore, bracing frame downstream or updrift side
Lean out arcual component, facilitate throwing to jettisoning material.
A kind of method of quickly blocking up of dykes and dams crevasse, comprises the following steps:
(1) crevasse is stood rapidly and block up to 30～50 meters about, prepare closure；
(2) overarched component using splicing prefabricated components, be allowed to across closure mouth, and by securing member by arcual component
Two ends are fastened on dykes and dams；
(3) throw, using in plant equipment or the artificial mouth to closure, material of jettisoninging on arcual component, until closure.
Preferably, in step (1), when preparing closure, first wrap up in head in closure mouth filling jackstone.
Preferably, the material of jettisoninging in step (3) is to be transported from dykes and dams by the electrical hoist on arcual component.
Preferably, in step (3), staff stands on bracing frame or throws, by plant equipment, material of jettisoninging.
Preferably, in step (3), arcual component upstream direction tilts, and in arcual component downstream bottom side, fixation is high-strength
Fabric, it floats with current, the horizontal shore that setting downstream leans out on arcual component, and staff stands in and props up
Downstream throw, on support or by plant equipment, material of jettisoninging, material of jettisoninging is fallen on high-strength braided thing and sunk to bottom, high-strength
Fabric all greatly increases with bottom and with material frictional force between the two of jettisoninging, and jettisoning material has been reduced or avoided and has downstream slided
Move；Then the horizontal shore that setting upstream direction leans out on arcual component, staff stands on bracing frame or logical
Cross plant equipment and upstream throw material of jettisoninging, the downstream formerly thrown material of jettisoninging effectively blocks upstream and jettisonings the sliding of material；Press
It is dosed to according to aforesaid way continuation throwing throwing and lean out the water surface, then in the upper direct construction of the material of jettisoninging piled up, until closure.
It is further preferred that described high-strength braided thing is any one in high-strength geotextile, reinforcement cloth or wire gauze.
Beneficial effects of the present invention:
When big vast flood disaster occurs, crevasse can be stood rapidly and block up to 30～50 meters, when preparing closure, first in closure
Mouthful filling jackstone wraps up in head, then can be assembled into rapidly arcual component across the mouth that joins the two sections of a bridge, etc using prefabricated components, easy construction is fast
Victory, the flood fighting work of flood prevention for racing against time wins advantage, and decreases the property loss of the downstream people.The present invention adopts arch structure
Part, compared with conventional horizontal structure, it is wrapped up in jackstone, and the requirement of head is relatively low, and prefabricated components adopt light section, lightweight,
Substantially reduce difficulty of construction.
Arcual component both can be vertically arranged, and can upstream direction tilt, by the horizontal support leaning out on arcual component again
Frame, can very easily throw material of jettisoninging.Material of jettisoninging directly can be transported by electrical hoist from dykes and dams, convenient fast
Victory, saves manpower.
When arcual component upstream direction tilts, also high-strength braided thing can be fixed in arcual component downstream bottom side, its
With current floating, function similarly to fixing effect of driving piles, but more than piling construction easily, effectively prevent current to jettisoninging
The sliding that the percussion of material causes, greatly accelerates closure speed.
Brief description
Fig. 1 is the profilograph of the present invention；
Fig. 2 is the top view of the present invention；
Fig. 3 is the structural representation that arcual component upstream direction tilts；
Fig. 4 tilts for arcual component upstream direction, and fixes high-strength braided thing in arcual component near the side of water
When profile；
Fig. 5 is the process schematic of blocking up of Fig. 4 structure；
Wherein, 1 is closure mouth, and 2 is fixed body of blocking up, and 3 is securing member, and 4 is prefabricated components, and 5 is bracing frame, and 6 is to connect
Part, 7 is electrical hoist, and 8 is serving, and 9 wrap up in head for jackstone, and 10 is dykes and dams, and 11 is arcual component, and 12 is high-strength braided thing.
Specific embodiment
The present invention will be further elaborated with reference to the accompanying drawings and examples it should explanation, and the description below is only
It is to explain the present invention, its content is not defined.
Embodiment 1:
A kind of system of quickly blocking up of dykes and dams crevasse when figures 1 and 2 show that arcual component 11 is vertically arranged, including horizontal
Across the arcual component 11 of closure mouth 1, arcual component 11 is assembled by several prefabricated components 4 (light section), arcual component 11
Two ends be fastenedly connected with dykes and dams 10 by securing member 3 respectively；Wherein, closure mouth 1 be crevasse is stood rapidly stifled after obtain.
Prefabricated components 4 are two, are connected by connector 6 between the two.
Closure mouth 1 is filled with one layer of jackstone and wraps up in 9.
Arcual component 11 is provided with electrical hoist 7, and it is passed through serving 8 and is connected with the material of jettisoninging on dykes and dams 10, thus will
Material of jettisoninging is transported on arcual component 11.
Arcual component 11 is vertically arranged.Arcual component 11 is provided with horizontal shore 5, and bracing frame 5 leans out arcual component 11,
Throwing is facilitated to jettisoning material.
A kind of method of quickly blocking up of dykes and dams crevasse, comprises the following steps:
(1) crevasse is stood rapidly and block up to 30 meters, prepare closure, first wrap up in 9 in closure mouth 1 filling jackstone；
(2) it is assembled into arcual component 11 using prefabricated components 4, be allowed to across closure mouth 1, and by securing member 3 by arch
The two ends of component 11 are fastened on dykes and dams 10；
(3) throw, using in plant equipment or the artificial mouth 1 to closure, material of jettisoninging on arcual component 11, formed and block up admittedly
Determine body 2, until closure.
Material of jettisoninging in step (3) is to be transported from dykes and dams 10 by the electrical hoist 7 on arcual component 11.
In step (3), staff stands on bracing frame 5 or throws, by plant equipment, material of jettisoninging.
Embodiment 2:
A kind of system of quickly blocking up of dykes and dams crevasse when Fig. 3 shows that arcual component 11 upstream direction tilts, its knot
Structure is similar with Fig. 1 and Fig. 2, and including the arcual component 11 across closure mouth 1, arcual component 11 is (light-duty by several prefabricated components 4
Steel) assembled, the two ends of arcual component 11 are fastenedly connected with dykes and dams 10 by securing member 3 respectively；Wherein, closure mouth 1 is right
Crevasse is stood rapidly after blocking up and is obtained.
Prefabricated components 4 are two, are connected by connector 6 between the two.
Closure mouth 1 is filled with one layer of jackstone and wraps up in 9.
Arcual component 11 is provided with electrical hoist 7, and it is passed through serving 8 and is connected with the material of jettisoninging on dykes and dams 10, thus will
Material of jettisoninging is transported on arcual component 11.
Arcual component 11 upstream direction tilts.Arcual component 11 is provided with horizontal shore 5, the downward roam all around the would of bracing frame 5
To or updrift side lean out arcual component 11, facilitate throwing to jettisoning material.
A kind of method of quickly blocking up of dykes and dams crevasse, comprises the following steps:
(1) crevasse is stood rapidly and block up to 50 meters about, prepare closure, first wrap up in 9 in closure mouth 1 filling jackstone；
(2) it is assembled into arcual component 11 using prefabricated components 4, be allowed to across closure mouth 1, and by securing member 3 by arch
The two ends of component 11 are fastened on dykes and dams 10；
(3) throw, using in plant equipment or the artificial mouth 1 to closure, material of jettisoninging on arcual component 11, formed and block up admittedly
Determine body 2, until closure.
Material of jettisoninging in step (3) is to be transported from dykes and dams 10 by the electrical hoist 7 on arcual component 11.
In step (3), staff stands on bracing frame 5 or throws, by plant equipment, material of jettisoninging.
Embodiment 3:
Fig. 4 is that arcual component 11 upstream direction tilts, and in the fixing high-strength braided thing 12 in arcual component 11 bottom side
A kind of dykes and dams crevasse system of quickly blocking up, its basic structure is similar with Fig. 1 and Fig. 2, including the arch structure across closure mouth 1
Part 11, arcual component 11 is assembled by several prefabricated components 4 (light section), and fastening is passed through at the two ends of arcual component 11 respectively
Part 3 is fastenedly connected with dykes and dams 10；Wherein, closure mouth 1 be crevasse is stood rapidly stifled after obtain.
Prefabricated components 4 are two, are connected by connector 6 between the two.
Closure mouth 1 is filled with one layer of jackstone and wraps up in 9.
Arcual component 11 is provided with electrical hoist 7, and it is passed through serving 8 and is connected with the material of jettisoninging on dykes and dams 10, thus will
Material of jettisoninging is transported on arcual component 11.
Arcual component 11 upstream direction tilts, the fixing high-strength braided thing in arcual component 11 bottom side 12 (high-strength geotextile,
Any one in reinforcement cloth or wire gauze).Arcual component 11 is provided with horizontal shore 5, bracing frame 5 downstream or upstream
Direction leans out arcual component 11, facilitates throwing to jettisoning material.
Fig. 5 shows its process of blocking up, and comprises the following steps:
(1) crevasse is stood rapidly and block up to 40 meters, prepare closure, first wrap up in 9 in closure mouth 1 filling jackstone；
(2) it is assembled into arcual component 11 using prefabricated components 4, be allowed to across closure mouth 1, and by securing member 3 by arch
The two ends of component 11 are fastened on dykes and dams 10；
(3) throw, using in plant equipment or the artificial mouth 1 to closure, material of jettisoninging on arcual component 11, formed and block up admittedly
Determine body 2, until closure.
Material of jettisoninging in step (3) is to be transported from dykes and dams 10 by the electrical hoist 7 on arcual component 11.
In step (3), arcual component 11 upstream direction tilts, and fixes high-strength braided in arcual component 11 downstream bottom side
Thing 12, it floats with current, the horizontal shore 5 that setting downstream leans out on arcual component 11, and staff stands in
Downstream throw, on bracing frame 5 or by plant equipment, material of jettisoninging, material of jettisoninging is fallen on high-strength braided thing 12 and sunk to bottom,
High-strength braided thing all greatly increases with bottom and with material frictional force between the two of jettisoninging, and has been reduced or avoided and has jettisoninged material downstream
Sliding；Then the horizontal shore 5 that setting upstream direction leans out on arcual component 11, staff stands on bracing frame 5
Or material of jettisoninging upstream is thrown by plant equipment, the downstream formerly thrown material of jettisoninging effectively blocks upstream and jettisonings the cunning of material
Move；Continuation throwing throwing is dosed to and leans out the water surface in the manner described above, then in the upper direct construction of the material of jettisoninging piled up, until closing
Dragon.
Although the above-mentioned accompanying drawing that combines is described to the specific embodiment of the present invention, not model is protected to the present invention
The restriction enclosed, on the basis of technical scheme, those skilled in the art do not need to pay creative work and can do
The various modifications going out or deformation are still within protection scope of the present invention.
Claims (10)
1. a kind of system of quickly blocking up of dykes and dams crevasse is it is characterised in that include the arcual component across closure mouth, described arch
Component is formed by several splicing prefabricated components, and the two ends of arcual component are fastenedly connected with dykes and dams by securing member respectively；Wherein,
Closure mouth be crevasse is stood rapidly stifled after obtain.
2. a kind of system of quickly blocking up of dykes and dams crevasse according to claim 1 is it is characterised in that on described arcual component
It is provided with electrical hoist, it is passed through serving and is connected with the material of jettisoninging on dykes and dams, thus material of jettisoninging is transported on arcual component.
3. a kind of system of quickly blocking up of dykes and dams crevasse according to claim 1 is it is characterised in that described arcual component erects
Straight setting.
4. a kind of dykes and dams crevasse according to claim 1 quickly block up system it is characterised in that described arcual component to
Updrift side tilts.
5. a kind of system of quickly blocking up of dykes and dams crevasse according to claim 4 is it is characterised in that in arcual component downstream
High-strength braided thing is fixed in end bottom side.
6. a kind of system of quickly blocking up of dykes and dams crevasse according to claim 5 is it is characterised in that described high-strength braided thing
For any one in high-strength geotextile, reinforcement cloth or wire gauze.
7. the method for quickly blocking up of a kind of dykes and dams crevasse corresponding to the system any one of claim 1～6, its feature
It is, comprise the following steps:
(1) crevasse is stood rapidly and block up to 30～50 meters, prepare closure；
(2) overarched component using splicing prefabricated components, be allowed to across closure mouth, and by securing member by the two ends of arcual component
It is fastened on dykes and dams；
(3) throw, using in plant equipment or the artificial mouth to closure, material of jettisoninging on arcual component, until closure.
8. method of quickly blocking up according to claim 7 is it is characterised in that the material of jettisoninging in step (3) is by arch
Electrical hoist on component transports from dykes and dams.
9. method of quickly blocking up according to claim 7 is it is characterised in that in step (3), staff stands in bracing frame
Above or by plant equipment throw material of jettisoninging.
10. method of quickly blocking up according to claim 7 is it is characterised in that in step (3), arcual component roam all around the would upwards
To inclination, fix high-strength braided thing in arcual component downstream bottom side, it floats with current, arranges downstream on arcual component
The horizontal shore that direction leans out, staff stands on bracing frame or downstream throws, by plant equipment, material of jettisoninging, and throws
Feed intake and fall on high-strength braided thing and sink to bottom, with bottom and with jettisoninging, high-strength braided thing expects that frictional force between the two is all big
Big increase, being reduced or avoided material downstream sliding of jettisoninging；Then the level that setting upstream direction leans out on arcual component
Bracing frame, staff stands on bracing frame or upstream throws, by plant equipment, material of jettisoninging, and the downstream formerly thrown is thrown
Feed intake and effectively block upstream and jettisoning the sliding of material；Continuation throwing throwing is dosed to and leans out the water surface, then in heap in the manner described above
Long-pending material of jettisoninging is upper directly to construct, until closure.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201610988090.9A CN106337397B (en) | 2016-11-10 | 2016-11-10 | A kind of method of quickly blocking up of dykes and dams crevasse |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201610988090.9A CN106337397B (en) | 2016-11-10 | 2016-11-10 | A kind of method of quickly blocking up of dykes and dams crevasse |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN106337397A true CN106337397A (en) | 2017-01-18 |
| CN106337397B CN106337397B (en) | 2019-04-05 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
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| CN201610988090.9A Active CN106337397B (en) | 2016-11-10 | 2016-11-10 | A kind of method of quickly blocking up of dykes and dams crevasse |
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Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN106948349A (en) * | 2017-04-21 | 2017-07-14 | 水利部交通运输部国家能源局南京水利科学研究院 | Quick block up fabricated construction system, erecting device and method |
Citations (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| DE102005002268A1 (en) * | 2005-01-18 | 2006-11-30 | Kurt Meyer | Flood protection system for use in municipality, has special container buried and/or anchored in soil, and air bag provided in special container, where air bag is automatically or manually pumped to desired and/or necessary size |
| CN101392533A (en) * | 2008-09-16 | 2009-03-25 | 黄河水利委员会河南黄河河务局 | Geotextile and net rope structure construction method in the water |
| CN102493401A (en) * | 2011-12-15 | 2012-06-13 | 邱世军 | Method for rapidly plugging dike breach |
| CN204238174U (en) * | 2014-11-21 | 2015-04-01 | 劳道邦 | A kind of constitutive element dam of shutoff flood dyke breaking |
| CN104805808A (en) * | 2015-05-13 | 2015-07-29 | 武汉大学 | Method for intercepting by utilizing temporary construction traffic bridge |
-
2016
- 2016-11-10 CN CN201610988090.9A patent/CN106337397B/en active Active
Patent Citations (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| DE102005002268A1 (en) * | 2005-01-18 | 2006-11-30 | Kurt Meyer | Flood protection system for use in municipality, has special container buried and/or anchored in soil, and air bag provided in special container, where air bag is automatically or manually pumped to desired and/or necessary size |
| CN101392533A (en) * | 2008-09-16 | 2009-03-25 | 黄河水利委员会河南黄河河务局 | Geotextile and net rope structure construction method in the water |
| CN102493401A (en) * | 2011-12-15 | 2012-06-13 | 邱世军 | Method for rapidly plugging dike breach |
| CN204238174U (en) * | 2014-11-21 | 2015-04-01 | 劳道邦 | A kind of constitutive element dam of shutoff flood dyke breaking |
| CN104805808A (en) * | 2015-05-13 | 2015-07-29 | 武汉大学 | Method for intercepting by utilizing temporary construction traffic bridge |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN106948349A (en) * | 2017-04-21 | 2017-07-14 | 水利部交通运输部国家能源局南京水利科学研究院 | Quick block up fabricated construction system, erecting device and method |
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| Publication number | Publication date |
|---|---|
| CN106337397B (en) | 2019-04-05 |
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