CN107152009A - A kind of anti-icing selection structure of High-cold regions earth and rockfill dam bank protection and its construction method - Google Patents
A kind of anti-icing selection structure of High-cold regions earth and rockfill dam bank protection and its construction method Download PDFInfo
- Publication number
- CN107152009A CN107152009A CN201710306276.6A CN201710306276A CN107152009A CN 107152009 A CN107152009 A CN 107152009A CN 201710306276 A CN201710306276 A CN 201710306276A CN 107152009 A CN107152009 A CN 107152009A
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- China
- Prior art keywords
- dam
- icing
- selection structure
- control system
- bank protection
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- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
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Classifications
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- E—FIXED CONSTRUCTIONS
- E02—HYDRAULIC ENGINEERING; FOUNDATIONS; SOIL SHIFTING
- E02B—HYDRAULIC ENGINEERING
- E02B7/00—Barrages or weirs; Layout, construction, methods of, or devices for, making same
- E02B7/02—Fixed barrages
- E02B7/04—Dams across valleys
- E02B7/06—Earth-fill dams; Rock-fill dams
-
- C—CHEMISTRY; METALLURGY
- C04—CEMENTS; CONCRETE; ARTIFICIAL STONE; CERAMICS; REFRACTORIES
- C04B—LIME, MAGNESIA; SLAG; CEMENTS; COMPOSITIONS THEREOF, e.g. MORTARS, CONCRETE OR LIKE BUILDING MATERIALS; ARTIFICIAL STONE; CERAMICS; REFRACTORIES; TREATMENT OF NATURAL STONE
- C04B28/00—Compositions of mortars, concrete or artificial stone, containing inorganic binders or the reaction product of an inorganic and an organic binder, e.g. polycarboxylate cements
-
- E—FIXED CONSTRUCTIONS
- E02—HYDRAULIC ENGINEERING; FOUNDATIONS; SOIL SHIFTING
- E02B—HYDRAULIC ENGINEERING
- E02B1/00—Equipment or apparatus for, or methods of, general hydraulic engineering, e.g. protection of constructions against ice-strains
- E02B1/003—Mechanically induced gas or liquid streams in seas, lakes or water-courses for forming weirs or breakwaters; making or keeping water surfaces free from ice, aerating or circulating water, e.g. screens of air-bubbles against sludge formation or salt water entry, pump-assisted water circulation
Abstract
The present invention provides a kind of anti-icing selection structure of High-cold regions earth and rockfill dam bank protection, along dam body upstream dam slope provided with three anti-freeze expansion structures, solar control system and wind energy control system, three anti-freeze expansion structures are respectively the cast-in-place concrete structure for being laid on dam bottom and dam crest, it is cast in the reinforced concrete wall at dam slope, it is cast in the anti-icing selection structure at dam slope, the top embedded bar of reinforced concrete wall, reinforced concrete wall top surface is fixed with Novel heating material, anti-icing selection structure is reinforced concrete structure, solar control system and wind energy control system are switch type mode of operation.The beneficial effects of the invention are as follows：The present invention reaches antifreezing expansion effect using different structure form, novel anti-freezing is swollen concrete and heating arrangement, have with conventional earth and rockfill dam anti-freeze expansion structure compared with it is anti-icing push away, ice pulls out ability by force, the features such as antifreezing expansion effect is good.Present invention also offers a kind of construction method of the anti-icing selection structure of High-cold regions earth and rockfill dam bank protection.
Description
Technical field
The present invention relates to water conservancy electrical engineering field, more specifically to a kind of anti-icing selection structure of High-cold regions earth and rockfill dam bank protection
And its construction method, it is anti-icing using this method High-cold regions earth and rockfill dam bank protection when this method is applied to build earth and rockfill dam in High-cold regions
Selection structure reaches earth and rockfill dam bank protection antifreezing expansion effect.
Background technology
Earth and rockfill dam bank protection frost heaving failure is common problem in the hydraulic engineering of High-cold regions.Earth and rockfill dam bank protection is born in the winter time
Frost-heaving deformation can be produced under temperature effect and ice pulls out destruction, spring temperature, which rises, makes it melt generation thaw collapse deformation, and spring is in stormy waves
Effect is lower to produce ice push, and destruction can be produced with earth and rockfill dam bank protection under wind wave action by being pushed away by multigelation, ice.
Antiseepage anti-freeze expansion structure is single in the prior art, and antifreezing expansion effect is poor, is pushed away by multigelation, frost heave, ice and ice
Pull out effect earth and rockfill dam bank protection and produce destruction.Anti-freeze expansion is not solved the problems, such as from essence, earth and rockfill dam bank protection passes through several Frozen-thawed cycleds
After effect and frost evil, earth and rockfill dam bank protection produces frost heaving failure, not only influences the on-road efficiency of reservoir but also adds maintenance expense
With.
The content of the invention
Instant invention overcomes deficiency of the prior art, an object of the present invention there is provided a kind of High-cold regions earth and rockfill dam
Protective slope structure, is contrasted to existing earth and rockfill dam bank protection anti-freeze expansion form with new earth and rockfill dam bank protection anti-freeze expansion structure type
Experiment, result of the test shows earth and rockfill dam bank protection antifreezing expansion effect of the present invention substantially, is suppressed using solar energy and wind energy clean energy resource
Banket frost heave, ice of dam body is pulled out and the advantages of bank protection anti-freeze expansion.The second object of the present invention there is provided a kind of cold area's earth and rockfill dam shield
The construction method of slope structure.
The purpose of the present invention is achieved by following technical proposals.
A kind of anti-icing selection structure of High-cold regions earth and rockfill dam bank protection, in dam body upstream provided with three anti-freeze expansion structures, solar energy controls
System and wind energy control system processed, three anti-freeze expansion structures are respectively the cast-in-place concrete knot for being laid on dam bottom and dam crest
Structure, the reinforced concrete wall being cast at dam slope, the anti-icing selection structure being cast at dam slope, the reinforced concrete wall and
Anti-icing selection structure is located at the corresponding Reservoir in winter water storage level icing area of the dam slope, the solar control system and wind energy control
System is located at dam top and leans on upstream side.
Further, the top embedded bar of the reinforced concrete wall, the reinforced concrete wall top surface is consolidated
Surely it is provided with Novel heating material.
Further, the reinforced concrete wall has anti-freeze expansion performance, and concrete strength is C40, and concrete strength is
C40, freeze proof grade F200, concrete mix is cement：Sand：Stone：Water：Water reducer：Air entraining agent=450:650:
1150:150:4.51:2.7。
Further, the Novel heating material has waterproof, insulation, heating properties, is speciality heating board, and outer surface is black
Color.
Further, the anti-icing selection structure is armored concrete, with anti-freeze expansion performance, is shaped as quadrangle, concrete
Intensity is C40, freeze proof grade F200, and concrete mix is cement：Sand：Stone：Water：Water reducer：Air entraining agent=450:
650:1150:150:4.51:2.7。
Further, the solar control system and wind energy control system are alternation modular system, can be adaptively mutual
Mutually it is switched to solar energy and the work of wind energy control system.
Further, it is the cast-in-place concrete structure includes laying successively on the dam body geomembrane, sand-gravel cushion, existing
Pouring concrete.
Further, the cast-in-place concrete and the reinforced concrete wall top surface fix the outer of Novel heating material
Surface is in approximately the same plane.
A kind of construction method of the anti-icing selection structure of High-cold regions earth and rockfill dam bank protection, its method and step includes：
1) dam body is filled, linear is made in the dam body；
2) in the corresponding Reservoir in winter water storage level icing area casting concrete wall of dam slope, the reinforced concrete wall
Novel heating material is installed at top, and the electric power connection line of Novel heating material is extended into dam crest upstream side；
3) geomembrane, sand-gravel cushion are laid successively to dam crest on the surface of the dam body；
4) poured on the sand-gravel cushion along dam bottom to the reinforced concrete wall close to the side at the dam bottom
Cast-in-place concrete；
5) anti-icing selection structure is poured in described reinforced concrete wall side；
6) cast-in-place concrete is poured in side to the dam crest of the anti-icing selection structure；
7) solar control system and wind energy control system are installed close to upstream side in described dam crest, it is added with new
The electric power connection line of hot material is connected；
8) solar control system or wind energy control system are started when reservoir bank protection freezes in the winter time.
Further, the step 2) in reinforced concrete wall a width of 1-3m, a height of 1-3m, along axis of dam direction cloth
Put.
Further, the step 2) described in reinforced concrete wall top embedded bar, the reinforced concrete wall
Body top surface is fixed with Novel heating material, is arranged along axis of dam direction.
Further, the step 6) in the anti-icing a width of 0.5m of selection structure, a height of 0.8m, along axis of dam direction arrange.
Beneficial effects of the present invention are：
New material is heated using solar energy system and wind energy control system, by winter water storage level icing area bank protection surface
Ice-out, anti-stagnant ice is to the washing away of bank protection, frost heave, ice are pushed away, ice pulls out destruction；
Anti-icing selection structure, further anti-stagnant ice push away the effect pulled out with ice so that realize ice push away with wind wave action to dam body
Destruction is produced, antifreezing expansion effect is reached by double action.
The present invention reaches antifreezing expansion effect using different structure form and Novel heating material, with conventional earth and rockfill dam anti-freeze expansion
Structure is small compared to having differential frost heave to deform, and the anti-icing ability of pushing away is strong, the characteristics of antifreezing expansion effect is good.
Brief description of the drawings
Fig. 1 is schematic structural view of the invention；
Fig. 2 is the structural representation of anti-freeze expansion structural plan of the present invention；
In figure：
1st, dam body；2nd, cast-in-place concrete；3rd, reinforced concrete wall；4th, embedded bar；5th, Novel heating material；6th, spiral shell
It is female；7th, electric power connection line；8th, anti-icing selection structure；9th, geomembrane；10th, sand-gravel cushion；11st, solar control system；12nd, wind energy
Control system.
Claims (12)
1. a kind of anti-icing selection structure of High-cold regions earth and rockfill dam bank protection, it is characterised in that：Dam body upstream provided with three anti-freeze expansion structures,
Solar control system and wind energy control system, three anti-freeze expansion structures are respectively be laid on dam bottom and dam crest cast-in-place mixed
Xtah Crude Clay structure, the reinforced concrete wall being cast at dam slope, the anti-icing selection structure being cast at dam slope, the armored concrete
Wall and anti-icing selection structure are located at the corresponding Reservoir in winter water storage level icing area of the dam slope, the solar control system and wind
Energy control system is located at dam top and leans on upstream side.
2. the anti-icing selection structure of High-cold regions earth and rockfill dam bank protection according to claim 1, it is characterised in that：The armored concrete
The top embedded bar of wall, the reinforced concrete wall top surface is fixed with Novel heating material.
3. reinforced concrete wall according to claim 2, it is characterised in that：The reinforced concrete wall has antifreeze
Swollen performance, concrete strength is C40, freeze proof grade F200, and concrete mix is cement：Sand：Stone：Water：Water reducer：Draw
Gas agent=450:650:1150:150:4.51:2.7.
4. Novel heating material according to claim 2, it is characterised in that：The Novel heating material have waterproof, absolutely
Edge, heating properties, are speciality heating board, and outer surface is black.
5. the anti-icing selection structure of High-cold regions earth and rockfill dam bank protection according to claim 1, it is characterised in that：The anti-icing selection structure
For armored concrete, with anti-freeze expansion performance, quadrangle is shaped as, concrete strength is C40, freeze proof grade F200, concrete
Match ratio is cement：Sand：Stone：Water：Water reducer：Air entraining agent=450:650:1150:150:4.51:2.7.
6. the anti-icing selection structure of High-cold regions earth and rockfill dam bank protection according to claim 1, it is characterised in that：The solar control
System and wind energy control system are alternation modular system, and solar energy and wind energy control system work can be adaptively switched to mutually
Make.
7. the anti-icing selection structure of High-cold regions earth and rockfill dam bank protection according to claim 1, it is characterised in that：The cast-in-place concrete
Structure includes the geomembrane, sand-gravel cushion, cast-in-place concrete laid successively on the dam body.
8. the anti-icing selection structure of High-cold regions earth and rockfill dam bank protection according to claim 1, it is characterised in that：The cast-in-place concrete
The outer surface of Novel heating material is fixed in approximately the same plane with the reinforced concrete wall top surface.
9. a kind of construction method of the anti-icing selection structure of High-cold regions earth and rockfill dam bank protection, it is characterised in that：Its method and step includes：
1）Dam body is filled, linear is made in the dam body；
2）In the corresponding Reservoir in winter water storage level icing area casting concrete wall of dam slope, the top of the reinforced concrete wall
Novel heating material is installed, the electric power connection line of Novel heating material is extended into dam crest upstream side；
3）Geomembrane, sand-gravel cushion are laid successively on the surface of the dam body to dam crest；
4）Poured on the sand-gravel cushion close to the side at the dam bottom along dam bottom to the reinforced concrete wall cast-in-place
Concrete；
5）Anti-icing selection structure is poured in described reinforced concrete wall side；
6）Cast-in-place concrete is poured in side to the dam crest of the anti-icing selection structure；
7）Solar control system and wind energy control system are installed close to upstream side in described dam crest, by itself and Novel heating material
The electric power connection line of material is connected；
8）Start solar control system or wind energy control system when reservoir bank protection freezes in the winter time.
10. the construction method of the anti-icing selection structure of High-cold regions earth and rockfill dam bank protection according to claim 8, it is characterised in that：Institute
State step 2）The middle a width of 1-3m of reinforced concrete wall, a height of 1-3m, are arranged along axis of dam direction.
11. the construction method of the anti-icing selection structure of High-cold regions earth and rockfill dam bank protection according to claim 8, it is characterised in that：Institute
State step 2）Described in reinforced concrete wall top embedded bar, the reinforced concrete wall top surface is fixed with
Novel heating material, is arranged along axis of dam direction.
12. the construction method of the anti-icing selection structure of High-cold regions earth and rockfill dam bank protection according to claim 8, it is characterised in that：Institute
State step 6）In the anti-icing a width of 0.5m of selection structure, a height of 0.8m, along axis of dam direction arrange.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201710306276.6A CN107152009B8 (en) | 2017-05-04 | 2017-05-04 | High and cold region earth and rockfill dam slope protection anti-icing push structure and construction method thereof |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201710306276.6A CN107152009B8 (en) | 2017-05-04 | 2017-05-04 | High and cold region earth and rockfill dam slope protection anti-icing push structure and construction method thereof |
Publications (3)
| Publication Number | Publication Date |
|---|---|
| CN107152009A true CN107152009A (en) | 2017-09-12 |
| CN107152009B CN107152009B (en) | 2022-01-18 |
| CN107152009B8 CN107152009B8 (en) | 2022-02-08 |
Family
ID=59794384
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201710306276.6A Active CN107152009B8 (en) | 2017-05-04 | 2017-05-04 | High and cold region earth and rockfill dam slope protection anti-icing push structure and construction method thereof |
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| Country | Link |
|---|---|
| CN (1) | CN107152009B8 (en) |
Cited By (7)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN107905179A (en) * | 2017-11-22 | 2018-04-13 | 水利部交通运输部国家能源局南京水利科学研究院 | A kind of cold area's earth and rockfill dam anti-freeze expansion structure and its construction method |
| CN109610415A (en) * | 2018-12-11 | 2019-04-12 | 长春工程学院 | The dam configuration that frost damage prevention destroys |
| CN110939112A (en) * | 2019-12-11 | 2020-03-31 | 董金霞 | Energy-saving anti-icing sluicing slope for water conservancy facilities |
| CN112962523A (en) * | 2021-02-08 | 2021-06-15 | 水利部交通运输部国家能源局南京水利科学研究院 | Dam frost heaving prevention protection structure and construction method |
| CN114000462A (en) * | 2021-11-26 | 2022-02-01 | 中水北方勘测设计研究有限责任公司 | Anti-ice-pushing method for protecting auxiliary steel pipe of reservoir slope protection water measuring facility |
| CN115045233A (en) * | 2022-07-20 | 2022-09-13 | 水利部交通运输部国家能源局南京水利科学研究院 | Anti-ice pushing and scouring dam slope protection and construction method thereof |
| CN116289790A (en) * | 2022-12-27 | 2023-06-23 | 水利部交通运输部国家能源局南京水利科学研究院 | Device for preventing ice from pushing and pulling on dam slope of earth-rock dam and ice pushing force calculation method |
-
2017
- 2017-05-04 CN CN201710306276.6A patent/CN107152009B8/en active Active
Cited By (10)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN107905179A (en) * | 2017-11-22 | 2018-04-13 | 水利部交通运输部国家能源局南京水利科学研究院 | A kind of cold area's earth and rockfill dam anti-freeze expansion structure and its construction method |
| CN109610415A (en) * | 2018-12-11 | 2019-04-12 | 长春工程学院 | The dam configuration that frost damage prevention destroys |
| CN110939112A (en) * | 2019-12-11 | 2020-03-31 | 董金霞 | Energy-saving anti-icing sluicing slope for water conservancy facilities |
| CN110939112B (en) * | 2019-12-11 | 2021-04-27 | 宁夏捷丰建设工程有限公司 | Energy-saving anti-icing sluicing slope for water conservancy facilities |
| CN112962523A (en) * | 2021-02-08 | 2021-06-15 | 水利部交通运输部国家能源局南京水利科学研究院 | Dam frost heaving prevention protection structure and construction method |
| CN112962523B (en) * | 2021-02-08 | 2021-09-28 | 水利部交通运输部国家能源局南京水利科学研究院 | Dam frost heaving prevention protection structure and construction method |
| CN114000462A (en) * | 2021-11-26 | 2022-02-01 | 中水北方勘测设计研究有限责任公司 | Anti-ice-pushing method for protecting auxiliary steel pipe of reservoir slope protection water measuring facility |
| CN115045233A (en) * | 2022-07-20 | 2022-09-13 | 水利部交通运输部国家能源局南京水利科学研究院 | Anti-ice pushing and scouring dam slope protection and construction method thereof |
| CN116289790A (en) * | 2022-12-27 | 2023-06-23 | 水利部交通运输部国家能源局南京水利科学研究院 | Device for preventing ice from pushing and pulling on dam slope of earth-rock dam and ice pushing force calculation method |
| CN116289790B (en) * | 2022-12-27 | 2023-09-22 | 水利部交通运输部国家能源局南京水利科学研究院 | Device for preventing ice from pushing and pulling on dam slope of earth-rock dam and ice pushing force calculation method |
Also Published As
| Publication number | Publication date |
|---|---|
| CN107152009B (en) | 2022-01-18 |
| CN107152009B8 (en) | 2022-02-08 |
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| SE01 | Entry into force of request for substantive examination | ||
| CB03 | Change of inventor or designer information |
Inventor after: Li Zhuo Inventor after: Yang Yang Inventor after: Fan Guangya Inventor after: Jiang Jingdong Inventor after: Bi Chaoda Inventor after: Long Zhifei Inventor after: Sun Weiwei Inventor before: Li Zhuo Inventor before: He Yongjun Inventor before: Fan Guangya Inventor before: Yang Yang |
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| GR01 | Patent grant | ||
| GR01 | Patent grant | ||
| CI03 | Correction of invention patent |
Correction item: Inventor Correct: Li Zhuo|Yang Yang|Fan Guangya|Jiang Jingdong|Bi Chaoda|Long Zhifei|Sun Weiwei False: Li Zhuo|Fan Guangya|Bi Chaoda|Long Zhifei|Sun Weiwei Number: 03-01 Volume: 38 Correction item: Inventor Correct: Li Zhuo|Yang Yang|Fan Guangya|Jiang Jingdong|Bi Chaoda|Long Zhifei|Sun Weiwei False: Li Zhuo|Fan Guangya|Bi Chaoda|Long Zhifei|Sun Weiwei Number: 03-01 Page: The title page Volume: 38 |
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| CI03 | Correction of invention patent |