CN106638482B - A kind of segmented curtain water-retaining structure - Google Patents
A kind of segmented curtain water-retaining structure Download PDFInfo
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- CN106638482B CN106638482B CN201710069926.XA CN201710069926A CN106638482B CN 106638482 B CN106638482 B CN 106638482B CN 201710069926 A CN201710069926 A CN 201710069926A CN 106638482 B CN106638482 B CN 106638482B
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- water
- curtain
- retaining structure
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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
- E02B7/005—Deformable barrages or barrages consisting of permanently deformable elements, e.g. inflatable, with flexible walls
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- Structural Engineering (AREA)
- General Engineering & Computer Science (AREA)
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Abstract
The present invention discloses a kind of segmented curtain water-retaining structure and is made of lateral stayed structure and the multistage curtain water-retaining structure being connected with the lateral stayed structure；The transverse direction zipper structure includes concrete anchor block and lateral drag-line, and the concrete anchor block setting is anchored on the concrete anchor block respectively at riverbank two sides, the transverse direction drag-line both ends, and the transverse direction drag-line is higher by reservoir peak level；The multistage curtain water-retaining structure is made of several curtain water-retaining structures in parallel.The present invention effectively stops reservoir lower part water at low temperature to flow to hydro plant intake, and then library superficial water of more fetching water when fetching water, it improves and lets out water flow temperature under power station, mitigate lower influence of the stream to downstream river course temperature and oxygen content that sluice of power generation, be conducive to the growth and development of downstream aquatile.According to the different depth of water, curtain water blocking range is also adjusted in this structure, to guarantee that superficial water passes through.
Description
Technical field
The invention belongs to dyke construction technical fields, are related to a kind of water blocking knot for stopping reservoir lower part water at low temperature using curtain
Structure more particularly to a kind of segmented curtain water-retaining structure.
Background technique
The water temperature in the big library of deep water generally has apparent thermal stratification along depth direction, i.e. the temperature on surface layer is high,
Near-bottom temperature is relatively low.Especially it can achieve 20 degrees Celsius in the temperature difference of summer reservoir surface water temperature and bottom water temperature.Water power
Intake of standing is generally disposed at the lower part of water blocking dam, leads to the water that water at low temperature aerial drainage to downstream is reduced to the survey of dam downstream
Temperature is flowed, and then certain adverse effect is generated to the growth of downstream aquatic organism.
Summary of the invention
It is an object of the invention to overcome above-mentioned the deficiencies in the prior art, a kind of segmented curtain water-retaining structure is proposed, it will
It is arranged in reservoir appropriate location, library of more fetching water when reservoir lower part water at low temperature can be stopped to flow to hydro plant intake, and then being fetched water
Superficial water improves and lets out water flow temperature under power station.
The technical solution of the present invention is to provide a kind of segmented curtain water-retaining structure, including structural body, the structure sheet
Body is made of lateral stayed structure and the multistage curtain water-retaining structure being connected with the lateral stayed structure；
The transverse direction zipper structure includes concrete anchor block and lateral drag-line, and the concrete anchor block is arranged on riverbank two
Side, the transverse direction drag-line both ends are anchored in respectively on the concrete anchor block, and the transverse direction drag-line is higher by reservoir peak level；
The multistage curtain water-retaining structure is made of several curtain water-retaining structures in parallel.
The curtain water-retaining structure includes curtain, electric capstan, vertical hawser, adjusts hawser, lock, cross bar and concrete
Anchor block；
The concrete anchor block is fixed on riverbed bottom, and one end of the vertical hawser is anchored at the concrete anchor block
On, the other end and the lateral drag-line binding and fixing, the curtain are respectively arranged with cross on top, bottom and intermediate position
Bar, the cross bar are integrated with curtain binding, and the cross bar both ends are provided with lock, and the lock entangles described vertical
Hawser；The electric capstan is fixed on the lateral drag-line, and the both ends for adjusting hawser are connected to the electric mincing
On disk and the cross bar.
The transverse direction drag-line is higher by reservoir peak level 2~5m。
The transverse direction drag-line is made of Steel material.
The lock slip.
The adjusting hawser is symmetrically arranged with two pairs, and the both ends that one pair of them adjust hawser are connected to the electric mincing
On disk and the cross bar at top, the both ends that another pair adjusts hawser are connected on the electric capstan and the cross bar of bottom.
The concrete anchor block is shared in the adjacent of curtain water-retaining structure.
Cross bar at the top of the curtain is lower than 5~20m of horizontal plane.
The curtain is strip high-strength geotextile, width 10~20m, the curtain length direction at interval of 5~
10m arranges that a cross bar, the cross bar are made of Steel material.
The vertical hawser is made of Steel material.
Beneficial effects of the present invention:
1, the present invention effectively stops reservoir lower part water at low temperature to flow to hydro plant intake, and then reservoir surface is taken when water intaking more
Water improves and lets out water flow temperature under power station, mitigates lower influence of the stream to downstream river course temperature and oxygen content that sluice of power generation, is conducive to
The growth and development of downstream aquatile improves water body environment.
2, according to the different depth of water, curtain water blocking range is also adjusted in this structure, to guarantee that superficial water passes through.
3, water-retaining structure of the invention, structure is simple, and design rationally, can be prefabricated, is easy to construct, and easy to maintain, have
Stronger practicability.
Detailed description of the invention
Fig. 1 is the structural diagram of the present invention.
Appended drawing reference: 1, curtain；2, electric capstan；3, lateral drag-line；4, concrete anchor block；5, vertical hawser；6, it adjusts
Hawser；7, it latches；8, cross bar；9, concrete anchor block.
Specific embodiment
Below by specific embodiments and the drawings, the present invention is further illustrated.The embodiment of the present invention is in order to more
So that those skilled in the art is more fully understood the present invention well, any limitation is not made to the present invention.
As shown in Figure 1, a kind of segmented curtain water-retaining structure of the present invention, including structural body, the structural body is by cross
It is constituted to stayed structure and the multistage curtain water-retaining structure being connected with the lateral stayed structure；The transverse direction zipper structure
Including concrete anchor block 4 and lateral drag-line 3, the setting of concrete anchor block 4 is at riverbank two sides, transverse direction 3 both ends of drag-line point
It is not anchored on the concrete anchor block 4, the transverse direction drag-line 3 is higher by reservoir peak level, the high water outlet of transverse direction drag-line 3 of the present invention
Library peak level 2~5m, lateral drag-line 3 are made of Steel material；The multistage curtain water-retaining structure is kept off by several curtains in parallel
Water-bound is constituted, and particular number is calculated according to the width in riverbed, and the present embodiment is made of 4 curtain water-retaining structures in parallel, institute
Curtain water-retaining structure is stated to include curtain 1, electric capstan 2, vertical hawser 5, adjust hawser 6, lock 7, cross bar 8 and concrete anchor block
9；The concrete anchor block 9 is fixed on riverbed bottom, and concrete anchor block 9 of the present invention is shared in the adjacent of curtain water-retaining structure；
The vertical hawser 5 is made of Steel material, and one end of vertical hawser 5 is anchored on the concrete anchor block 9, the other end with it is described
Lateral 3 binding and fixing of drag-line；The curtain 1 is strip high-strength geotextile, width 10~20m, the curtain 1 is at top, bottom
It is respectively arranged with cross bar 8 on portion and intermediate position, curtain 1 of the present invention is in length direction at interval of 5~10m arranges a cross bar, institute
It states cross bar 8 to be made of Steel material, the cross bar 8 at 1 top of curtain is lower than 5~20m of horizontal plane, the cross bar 8 and the curtain 1
Binding is integrated, and 8 both ends of cross bar are provided with lock 7,7 slips of the lock, and the lock 7 entangles the vertical cable
Rope 5,7 centre distance of lock at 8 both ends of cross bar is equal with the horizontal spacing of the vertical hawser 5 of 1 two sides of curtain；It is described
Electric capstan 2 is fixed on the lateral drag-line 3, and the both ends for adjusting hawser 6 are connected to the electric capstan 2 and institute
It states on cross bar 8, the adjusting hawser 6 in the present invention is symmetrically arranged with two pairs, and the both ends that one pair of them adjust hawser 6 are connected to
On the electric capstan 2 and the cross bar 8 at top, the both ends that another pair adjusts hawser 6 are connected to the electric capstan 2 and bottom
On the cross bar 8 in portion.
In Yokogawa to segmented curtain water-retaining structure of the present invention is arranged, reservoir lower part water at low temperature, this hair can be effectively blocked
Bright progress control method:
(1) two pairs of adjusting hawsers that curtain upper top and bottom are adjusted by electric capstan, can reduce or be turned up curtain
Water blocking position.When encountering the emergencies such as flood, curtain can be dropped and be reduced to riverbed bottom.
(2), can be by electric capstan when curtain repairs, while two pairs of adjusting hawsers of curtain upper top and bottom are collected,
Curtain is left the water, opening lock catch is solved, curtain can be removed, be repaired or replaced.
It should be understood that embodiment and example discussed herein simply to illustrate that, to those skilled in the art
For, it can be improved or converted, and all these modifications and variations all should belong to the protection of appended claims of the present invention
Range.
Claims (9)
1. a kind of segmented curtain water-retaining structure, including structural body, which is characterized in that the structural body is by lateral drag-line knot
Structure and the multistage curtain water-retaining structure being connected with the lateral stayed structure are constituted；
The transverse direction zipper structure includes concrete anchor block and lateral drag-line, and the concrete anchor block is arranged in riverbank two sides, institute
It states lateral drag-line both ends to be anchored in respectively on the concrete anchor block, the transverse direction drag-line is higher by reservoir peak level；
The multistage curtain water-retaining structure is made of several curtain water-retaining structures in parallel；
The curtain water-retaining structure includes curtain, electric capstan, vertical hawser, adjusts hawser, lock, cross bar and concrete anchor
Block；
The concrete anchor block is fixed on riverbed bottom, and one end of the vertical hawser is anchored on the concrete anchor block, separately
One end and the lateral drag-line binding and fixing, the curtain is respectively arranged with cross bar on top, bottom and intermediate position, described
Cross bar is integrated with curtain binding, and the cross bar both ends are provided with lock, and the lock entangles the vertical hawser；Institute
It states electric capstan to be fixed on the lateral drag-line, the both ends for adjusting hawser are connected to the electric capstan and described
On cross bar.
2. water-retaining structure according to claim 1, which is characterized in that the transverse direction drag-line is higher by reservoir peak level 2~
5m。
3. water-retaining structure according to claim 1, which is characterized in that the transverse direction drag-line is made of Steel material.
4. water-retaining structure according to claim 1, which is characterized in that the lock slip.
5. water-retaining structure according to claim 1, which is characterized in that the adjusting hawser is symmetrically arranged with two pairs, wherein
The both ends that a pair adjusts hawser are connected on the electric capstan and the cross bar at top, and another pair adjusts the both ends point of hawser
It is not connected on the electric capstan and the cross bar of bottom.
6. water-retaining structure according to claim 1, which is characterized in that phase of the concrete anchor block in curtain water-retaining structure
It is shared at neighbour.
7. water-retaining structure according to claim 1, which is characterized in that the cross bar at the top of the curtain is lower than horizontal plane 5~
20m。
8. water-retaining structure according to claim 1, which is characterized in that the curtain is strip high-strength geotextile, width
It is 10~20m, the curtain is in length direction at interval of 5~10m arranges that a cross bar, the cross bar are made of Steel material.
9. water-retaining structure according to claim 1, which is characterized in that the vertical hawser is made of Steel material.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201710069926.XA CN106638482B (en) | 2017-02-08 | 2017-02-08 | A kind of segmented curtain water-retaining structure |
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201710069926.XA CN106638482B (en) | 2017-02-08 | 2017-02-08 | A kind of segmented curtain water-retaining structure |
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| CN106638482A CN106638482A (en) | 2017-05-10 |
| CN106638482B true CN106638482B (en) | 2019-11-01 |
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| CN201710069926.XA Active CN106638482B (en) | 2017-02-08 | 2017-02-08 | A kind of segmented curtain water-retaining structure |
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Families Citing this family (7)
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|---|---|---|---|---|
| CN107290260B (en) * | 2017-05-24 | 2024-01-30 | 天津大学 | Water circulation sand tank test device for pressure-bearing water seepage model |
| CN108104076B (en) * | 2017-12-08 | 2023-10-31 | 中国电建集团中南勘测设计研究院有限公司 | Flexible water blocking structure for reducing water flow leakage quantity at side wall of lower end of water blocking curtain wall |
| CN107905177B (en) * | 2017-12-08 | 2023-09-26 | 中国电建集团中南勘测设计研究院有限公司 | Reservoir low-temperature water treatment device |
| CN108179722A (en) * | 2018-02-09 | 2018-06-19 | 中国电建集团中南勘测设计研究院有限公司 | A kind of temperature density current of floating structure is blocked device |
| CN108179731A (en) * | 2018-02-09 | 2018-06-19 | 中国电建集团中南勘测设计研究院有限公司 | A kind of cable net structure temperature density current is blocked device |
| CN108203962B (en) * | 2018-02-09 | 2023-07-25 | 中国电建集团中南勘测设计研究院有限公司 | Curtain dam type temperature differential gravity flow blocking device |
| CN110820667B (en) * | 2019-09-06 | 2023-12-12 | 山东鑫天河新材料科技有限公司 | Deepwater water blocking-based water blocking curtain, device and method for releasing water bottom |
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|---|---|---|---|---|
| DE3617857A1 (en) * | 1986-05-27 | 1987-12-17 | Zueblin Ag | Method for preventing the propagation of suspended matter in a body of water and a device for carrying out the method |
| CN104389297A (en) * | 2014-11-07 | 2015-03-04 | 中国电建集团中南勘测设计研究院有限公司 | Device and method for improving large reservoir stratified low-temperature water |
| CN104846793A (en) * | 2015-06-02 | 2015-08-19 | 天津大学前沿技术研究院有限公司 | Suspended soft curtain for controlling multi-level intake of reservoir |
| CN105421309A (en) * | 2015-12-22 | 2016-03-23 | 天津大学前沿技术研究院有限公司 | Overlap joint device between water retaining curtains |
| CN206956668U (en) * | 2017-02-08 | 2018-02-02 | 天津大学 | A kind of segmented curtain water-retaining structure |
Family Cites Families (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JP2006016137A (en) * | 2004-07-01 | 2006-01-19 | Maki Mfg Co Ltd | Conveyance sorting device |
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2017
- 2017-02-08 CN CN201710069926.XA patent/CN106638482B/en active Active
Patent Citations (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| DE3617857A1 (en) * | 1986-05-27 | 1987-12-17 | Zueblin Ag | Method for preventing the propagation of suspended matter in a body of water and a device for carrying out the method |
| CN104389297A (en) * | 2014-11-07 | 2015-03-04 | 中国电建集团中南勘测设计研究院有限公司 | Device and method for improving large reservoir stratified low-temperature water |
| CN104846793A (en) * | 2015-06-02 | 2015-08-19 | 天津大学前沿技术研究院有限公司 | Suspended soft curtain for controlling multi-level intake of reservoir |
| CN105421309A (en) * | 2015-12-22 | 2016-03-23 | 天津大学前沿技术研究院有限公司 | Overlap joint device between water retaining curtains |
| CN206956668U (en) * | 2017-02-08 | 2018-02-02 | 天津大学 | A kind of segmented curtain water-retaining structure |
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| CN106638482A (en) | 2017-05-10 |
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