CN205954579U - Fish structure of being issued to lower level that tributary combines under last tributary of reservoir dam and dam - Google Patents
Fish structure of being issued to lower level that tributary combines under last tributary of reservoir dam and dam Download PDFInfo
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- CN205954579U CN205954579U CN201620631456.2U CN201620631456U CN205954579U CN 205954579 U CN205954579 U CN 205954579U CN 201620631456 U CN201620631456 U CN 201620631456U CN 205954579 U CN205954579 U CN 205954579U
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- Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
- Y02—TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
- Y02A—TECHNOLOGIES FOR ADAPTATION TO CLIMATE CHANGE
- Y02A40/00—Adaptation technologies in agriculture, forestry, livestock or agroalimentary production
- Y02A40/60—Ecological corridors or buffer zones
Abstract
The utility model discloses a fish structure of being issued to lower level that tributary combines under last tributary of reservoir dam and dam, the structure include reservoir dam and the dam that links to each other with reservoir dam on under master stream and the dam master stream, arrange tributary under the dam under the dam on the master stream, has arranged tributary on the dam on the dam on the master stream, the reservoir dam upper reaches and low reaches are provided with respectively that cross the fish tributary on the dam and the dam descended the fish tributary, it descend the fish tributary upper reaches to pass through on the dam excessively the fish tributary to descend fish tributary interval continuous to the dam to cross fish tributary and dam on the dam. The utility model discloses an establish a fish structure of being issued to lower level that tributary combines under last tributary of reservoir dam and dam, reached the environmental protection requirement that the fish was crossed to the reservoir upstream and downstream, realized engineering construction and the friendly of environmental protection and coordinated, and do not influenced reservoir main engineering's safety, steady operation, reached the win -win of social, economic benefits and environmental benefit, have wide application and popularization prospect.
Description
Technical field
This utility model belongs to Hydraulic and Hydro-Power Engineering environmental protection technical field, is specifically related to tributary on a kind of reservoir dam
The descending fish structure excessively being combined with tributary under dam.
Background technology
The dam site upstream and downstream Fish communication channel that water resources and hydropower development is related to intercepts and fish gene communicating questions are
It is built and runs environmental problem main and the most in the urgent need to address, for this reason, competent administrative department for environmental protection is general all
The protection Fish and the degree of susceptibility situation that are related to for water resources and hydropower development are it is proposed that dam site upstream and downstream fish pass structure is built
If, run and correlational study requirement, such as fish pass, imitative nature passage, the mistake of fish lock, transporting something containerized fish system or various combination mode
Facilities for fish's passage etc., to the Sustainable Healthy Development of feasible region, river basin ecological environment.
The topographic and geologic condition limited because being limited to Hydraulic and Hydro-Power Engineering reservoir upstream and downstream fish pass structure arrangement, and reservoir
Planning or existing main structures arrange that the extremely limited fish pass structure that general layout causes builds site condition.At present, on reservoir
Downstream fish pass structure is newly-built, transformation technical difficulty is generally larger, cost is generally higher, operability is generally poor, especially
It has the side such as the construction coordination between main structures and newly-built fish pass structure, safety in operation in existing reservoir upstream and downstream
Even more there is many restrictions in face.
In order to solve the problems, such as the descending fish excessively in Hydraulic and Hydro-Power Engineering reservoir upstream to downstream well, fish pass structure is implemented
Impetus be transferred to its upstream, downstream orographic condition tributary advantageously in itself from reservoir, a kind of water of necessary offer
On the dam of storehouse tributary be combined with tributary under dam descending cross fish structure, make full use of tributary on reservoir dam, tributary is good under dam crosses fish
Condition, and fish function modificationses were carried out to the existing barrage structures of tributary on dam, to the existing barrage structures of tributary under dam
Imitative nature passage is arranged, " on dam, dam Shang Guoyu tributary in mainstream (was carried out containing plan so that dam upstream Fish is passed through after being removed
The existing barrage structures of fish function modificationses) Xia Guoyu tributary segment dam Xia Guoyu tributary in fish Zhi Liuzhi dam is crossed on dam
Fishing line road is crossed in the descending of mainstream under (the existing barrage structures containing intending dismounting) dam ", and to realize, reservoir upstream and downstream is descending to cross fish
Environmental requirement.
Content of the invention
For solving the above problems, this utility model has been swum across fish up and down according to planning or existing reservoir and has been required, from abolishing reservoir
Upstream and downstream planning or existing main structures with plan to build the technology operability of fish pass structure, cost economic, construction coordination,
The restrictive condition angle of safety in operation is set out, and the impetus that fish pass structure is implemented is transferred to thereon downstream in itself from reservoir
Shape geological conditions tributary advantageously, using tributary on reservoir dam, lower of dam flow through the good technology implementation condition of fish engineering,
Cost economic condition, construction coordination condition, operation safety condition, provide tributary on a kind of reservoir dam to be combined down with tributary under dam
Went fish method, and set up that tributary on a kind of reservoir dam is combined with tributary under dam descending cross fish structure, upper and lower to reach reservoir
Swim across the environmental requirement of fish.
This utility model is achieved by following technical solution.
The descending fish structure excessively that on a kind of reservoir dam, tributary is combined with tributary under dam, including reservoir dam and and reservoir dam
Mainstream under mainstream and dam on connected dam, mainstream under described dam is disposed with tributary under dam, mainstream on dam is disposed with dam
Stream, described reservoir dam upstream and downstream is respectively arranged with dam Shang Guoyu tributary and dam Xia Guoyu tributary, described dam is crossed fish and props up
Stream is connected by crossing fish Zhi Liuzhi dam Xia Guoyu tributary segment on dam with dam Xia Guoyu tributary upstream.
Barrage structures A and barrage structures B is respectively arranged with described dam Shang Guoyu tributary and dam Xia Guoyu tributary.
The pool fish pass being disposed with culvert or aerial construction in mainstream segment under fish Zhi Liuzhi dam is crossed on described dam, and
It is provided with inducing installation on pool fish pass.
Described inducing installation includes one or more of fish pound, barrier net, current, sound or light.
It is provided with imitative nature passage on described dam Shang Guoyu tributary and dam Xia Guoyu tributary, wherein, dam Shang Guoyu tributary
What upper imitative nature channel body structure included dam Shang Guoyu tributary enters to converge mouth, the river course in dam Shang Guoyu tributary, dam Shang Guoyu tributary
Culvert to the segment of dam Xia Guoyu tributary or the import of aerial construction pool fish pass；Imitative naturally logical on dam Xia Guoyu tributary
Road agent structure includes the outlet of mistake fish Zhi Liuzhi dam Xia Guoyu tributary segment culvert or aerial construction pool fish pass, dam on dam
Lower cross the river course in fish tributary, dam Xia Guoyu tributary enter to converge mouth.
A kind of descending fish method excessively realizing the descending fish structure excessively that tributary on above-mentioned reservoir dam is combined with tributary under dam, tool
Body comprises the following steps：
(1) investigate fish condition and determine dam Shang Guoyu tributary, dam Xia Guoyu tributary.Inventory and planning or existing reservoir dam
The hydrologic condition in tributary under mainstream under tributary on mainstream on dam, dam, dam, dam, topographic and geologic condition, work arrangement condition and main
Cross fish object condition, and according to all kinds of fish pass structure construction, service requirement, factually ratio selects and determines that reservoir dam upstream and downstream is implemented
The dam Shang Guoyu tributary dam of fish pass structure, descended fish tributary；
(2) descending fish line arrangement excessively and fish pass structure type selecting are carried out：Fish was descended to prop up according to fish tributary, dam excessively on reservoir dam
That flows crosses fish condition and all kinds of fish pass structure construction, service requirement, arrangement reservoir dam crosses fish tributary and dam Xia Guoyu tributary and ties
The descending fishing line road excessively closed, and carry out the concrete structure type selecting of fish pass structure according to fishing line road difference section concrete condition excessively；
(3) carry out fish pass structure agent structure and its supplementary structure is specifically arranged：Cross fishing line road difference section according to descending
Fish pass structure structure model selection situation, carry out descending crossing fishing line road each section fish pass, imitative nature passage, fish lock, transporting something containerized fish system
Or the various fish pass structure agent structures of various combination mode, and the concrete arrangement of fish pass structure supplementary structure.
In described step (1), hydrologic condition refers to that water level, flow, silt, river course form implement close phase with fish pass structure
The characteristic parameter condition closed；Described topographic and geologic condition refer to the mainstream of reservoir upstream and downstream, tributary topography and geomorphology, geological structure with
Fish pass structure implements closely related characteristic parameter condition；Described work arrangement condition refers to the swimming up and down of reservoir major project
Potential difference, project playout, the method for operation and fish pass structure implement closely related characteristic parameter condition；Described main fish object bar excessively
Part refers mainly to shielded rare, in imminent danger in reservoir upstream and downstream Heavenly Stems and Earthly Branches stream and Endemic fish, and the migration that economic worth is higher
Property, the species of half migration fishes, quantity, body length, gram stream ability, life habit and main cross the enforcement of fish season and fish pass structure
Closely related characteristic parameter condition.
In described step (1) all kinds of fish pass structures refer to plan or existing reservoir dam on tributary, mainstream is newly-built under dam, change
The fish pass built, imitative nature passage, all kinds of fish pass structures of fish lock, transporting something containerized fish system or various combination mode.
Described step (1) determines that dam Shang Guoyu tributary refers mainly to prop up according to bar each on reservoir dam and flows through fish condition, in conjunction with each
Class fish pass structure is built, service requirement, from technology implementation condition, cost economic condition, construction coordination condition, runs safety condition
Key element carries out ratio choosing, factually determines the tributary implementing fish pass structure on reservoir dam.
In described step (2), descending fishing line road of crossing is arranged as：Mainstream → dam Shang Guoyu tributary → dam Shang Guoyu tributary on dam
The mainstream to dam Xia Guoyu tributary segment → dam Xia Guoyu tributary → dam.
The beneficial effects of the utility model are：
Compared with the prior art, this utility model has been swum across fish up and down according to planning or existing reservoir and has been required, from abolishing reservoir
Upstream and downstream planning or existing main structures with plan to build the technology operability of fish pass structure, cost economic, construction coordination,
The restrictive condition angle of safety in operation is set out, and the impetus that fish pass structure is implemented is transferred to thereon downstream in itself from reservoir
Shape geological conditions tributary advantageously, using tributary on reservoir dam, lower of dam flow through the good technology implementation condition of fish engineering,
Cost economic condition, construction coordination condition, operation safety condition, are set up tributary on a kind of reservoir dam and are combined down with tributary under dam
Went fish structure, and reached reservoir and swum across the environmental requirement of fish up and down it is achieved that the friendly coordination of engineering construction and environmental conservation,
Reach the win-win of social benefit, economic benefit and environmental benefit.
This utility model low cost, construction is simple, it is convenient to run, and can arrange general layout with reservoir upstream and downstream main structures
Coordinate well and adapt to, and do not affect the safe and stable operation of reservoir major project it is achieved that engineering construction and environmental conservation
Friendly coordination, reached the win-win of social benefit, economic benefit and environmental benefit, there is wide application and promotion prospect.
Brief description
Fig. 1 is to prop up on reservoir dam described in the utility model to flow to the descending fishing line line structure schematic diagram excessively in tributary under dam；
Fig. 2 is this utility model FB(flow block).
In figure：1- reservoir dam, 2- dam Shang Guoyu tributary, 3- dam Xia Guoyu tributary, 4- dam is crossed fish Zhi Liuzhi dam and descended
Fish tributary segment, mainstream on 5- dam, tributary on 6- dam, 7- barrage structures A, 8- barrage structures B, tributary under 9- dam, 10-
Mainstream under dam.
Specific embodiment
Further describe the technical solution of the utility model below in conjunction with the accompanying drawings, but claimed scope is not limited to
Described.
As shown in figure 1, the descending knot of fish excessively that on a kind of reservoir dam described in the utility model, tributary is combined with tributary under dam
Structure, mainstream 10 under mainstream 5 and dam on the dam be connected including reservoir dam 1 and with reservoir dam 1, mainstream 10 under described dam is arranged
There are tributary 9 under dam, mainstream 5 on dam is disposed with tributary 6 on dam, described reservoir dam 1 upstream and downstream is respectively arranged with dam
Cross fish tributary 2 and dam Xia Guoyu tributary 3, dam Shang Guoyu tributary is passed through in described dam Shang Guoyu tributary 2 and dam Xia Guoyu tributary 3 upstream
It is connected to dam Xia Guoyu tributary segment.
It is respectively arranged with barrage structures A7 and barrage structures on described dam Shang Guoyu tributary 2 and dam Xia Guoyu tributary 3
B8.
The pool fish pass being disposed with culvert or aerial construction in mainstream segment 4 under fish Zhi Liuzhi dam is crossed on described dam, and
Pool fish pass is provided with inducing installation.
Described inducing installation includes one or more of fish pound, barrier net, current, sound or light.
It is provided with imitative nature passage on described dam Shang Guoyu tributary 2 and dam Xia Guoyu tributary 3, wherein, dam is crossed fish and props up
On stream 2 imitative nature channel body structure include dam Shang Guoyu tributary 2 enter to converge mouth, the river course in dam Shang Guoyu tributary 2, cross fish on dam
Culvert in Zhi Liuzhi dam Xia Guoyu tributary segment 4 or the import of aerial construction pool fish pass；Imitative on dam Xia Guoyu tributary 3
Natural channel body structure includes crossing fish Zhi Liuzhi dam Xia Guoyu tributary segment 4 culvert or aerial construction pool fish pass on dam
Outlet, the river course in dam Xia Guoyu tributary 3, dam Xia Guoyu tributary 3 enter to converge mouth.
As shown in Figure 1 and Figure 2, a kind of realize tributary on reservoir dam described in the utility model and be combined down with tributary under dam
Fish method is crossed in the descending of fish structure of going, and specifically includes following steps：
(1) investigate fish condition and determine dam Shang Guoyu tributary, dam Xia Guoyu tributary.Inventory and planning or existing reservoir dam
The hydrologic condition in tributary under mainstream under tributary on mainstream on dam, dam, dam, dam, topographic and geologic condition, work arrangement condition and main
Cross fish object condition, and according to all kinds of fish pass structure construction, service requirement, factually ratio selects and determines that reservoir dam upstream and downstream is implemented
The dam Shang Guoyu tributary dam of fish pass structure, descended fish tributary；As shown in figure 1, on dam on inventory and planning or existing reservoir dam 1
The hydrologic condition in tributary 9, topographic and geologic condition, work arrangement condition and master under mainstream 10 under tributary 6 on mainstream 5, dam, dam, dam
Wanted fish object condition, and according to all kinds of fish pass structure construction, service requirement, factually ratio selects and determines that reservoir dam upstream and downstream is real
Apply dam Shang Guoyu tributary 2, the dam Xia Guoyu tributary 3 of fish pass structure.
It is closely related with fish pass structure enforcement that described hydrologic condition refers mainly to water level, flow, silt, river course form etc.
Characteristic parameter condition；Described topographic and geologic condition refers mainly to the mainstream of reservoir upstream and downstream, tributary topography and geomorphology, geological structure etc.
Implement closely related characteristic parameter condition with fish pass structure；Described work arrangement condition refers mainly to the upper of reservoir major project
Downstream water potential difference, project playout, method of operation etc. implement closely related characteristic parameter condition with fish pass structure；Described is main
Cross fish object condition and refer mainly to shielded rare, in imminent danger in reservoir upstream and downstream Heavenly Stems and Earthly Branches stream and Endemic fish, and economic worth
Higher migratory, the species of half migration fishes, quantity, body length, gram stream ability, life habit and main cross fish season etc. with
Fish pass structure implements closely related characteristic parameter condition；Described all kinds of fish pass structures refer to planning or having on reservoir dam
Under tributary, dam, mainstream is newly-built, reconstruction fish pass, imitative nature passage, fish lock, transporting something containerized fish system or various combination mode all kinds of
Fish pass structure；Described determination dam Shang Guoyu tributary refers mainly to be propped up according to bar each on reservoir dam flows through fish condition, in conjunction with all kinds of mistakes
Facilities for fish's passage is built, service requirement, and from technology implementation condition, cost economic condition, construction coordination condition, running safety condition etc. will
Element carries out ratio choosing, factually determines the tributary implementing fish pass structure on reservoir dam.
(2) descending fish line arrangement excessively and fish pass structure type selecting are carried out：Fish was descended to prop up according to fish tributary, dam excessively on reservoir dam
That flows crosses fish condition and all kinds of fish pass structure construction, service requirement, arrangement reservoir dam crosses fish tributary and dam Xia Guoyu tributary and ties
The descending fishing line road excessively closed, and carry out the concrete structure type selecting of fish pass structure according to fishing line road difference section concrete condition excessively；As
Shown in Fig. 1, according to fish tributary 2, the fish condition excessively in dam Xia Guoyu tributary 3 and all kinds of fish pass structure construction, operation excessively on reservoir dam
Require, arrangement reservoir dam is crossed descending the fishing line road that fish tributary 2 is combined with dam Xia Guoyu tributary 3, its descending fishing line road cloth
It is set to：On dam, (A7 of structures containing barrage, wherein, barrage structures A7 carried out fish work(for plan in mainstream 5 → dam Shang Guoyu tributary 2
Transformable existing barrage structures) cross fish Zhi Liuzhi dam Xia Guoyu tributary segment 4 dam Xia Guoyu tributary 3 on → dam and (contain
Barrage structures B8, wherein, barrage structures B8 is the existing barrage structures intending removing) under → dam mainstream 10, and descending
Cross dam Shang Guoyu tributary 2 (containing intending carrying out the existing barrage structures of fish function modificationses), the dam Xia Guoyu tributary 3 on fishing line road
(containing intending the existing barrage structures removed) imitative nature passage of arrangement, pass through or cross massif dam on cross under fish Zhi Liuzhi dam
Cross the pool fish pass that fish tributary segment 4 arranges culvert or aerial construction.
The existing barrage structures intending carrying out fish function modificationses can be using fish pass, imitative nature passage, fish lock, transporting something containerized fish system
System or all kinds of fish pass structures of various combination mode are transformed, its concrete pattern should according to main cross fish object type and its
Ecological habit, the existing factor such as barrage structures work arrangement, hoisting depth, dam Shang Guoyu tributary 2 orographic condition, through technology warp
Select after Ji.
Described descending fishing line road of crossing is arranged as：On dam, mainstream → dam Shang Guoyu tributary (is removed containing existing barrage structures
Or cross fish function modificationses) fish Zhi Liuzhi dam Xia Guoyu tributary segment → dam Xia Guoyu tributary is crossed on → dam (containing existing barrage structure
Build thing to remove or cross fish function modificationses) under → dam mainstream, the descending fishing line road excessively that on reservoir dam, tributary is combined with tributary under dam, under
Went dam Shang Guoyu tributary on fishing line road, the existing barrage structures height of dam in dam Xia Guoyu tributary in below 10m, and its generate electricity,
Irrigation etc. preferably can be torn open by what dam Shang Guoyu tributary, other existing barrage structures of dam Xia Guoyu tributary substituted using function
Remove, remaining existing barrage structures preferably carried out fish function modificationses；Described fish pass structure type selecting refers mainly to cross fishing line descending
On the difference section of road, fish condition was waited according to the hydrology, topographic and geologic, work arrangement, main fish object of crossing, through Technological Economy ratio
Relatively, factually select with the fish pass (broad form has slot type, pool, specific form etc.) laid, imitative nature passage, fish lock (mainly
Pattern has lock formula, vertical shaft type or inclined shaft formula), the various types fish pass structure of transporting something containerized fish system or various combination mode.
(3) carry out fish pass structure agent structure and its supplementary structure is specifically arranged：Cross fishing line road difference section according to descending
Fish pass structure structure model selection situation, carry out descending crossing fishing line road each section fish pass, imitative nature passage, fish lock, transporting something containerized fish system
Or the various fish pass structure agent structures of various combination mode, and the concrete arrangement of fish pass structure supplementary structure.
The concrete arrangement of described fish pass structure mutually should be coordinated with the arrangement of reservoir upstream and downstream main structures, and according to landform
Geology, work arrangement, upstream and downstream flow condition etc. select suitable, favourable position to be arranged, are easy to run and manage, and not
River course flood, shipping safety must be affected；Described fish pass agent structure concrete arrangement main arrangement content includes import, and (import is suitable
It is arranged in fish collection area, current is preferably set and adjusts facility, multiple differences can be arranged using downflow weir, perps or aperture type
The import of elevation is to adapt to range of stage), (pond room is preferably arranged in bank stability region, can be using around bank formula, form, many for pond room
Layer disk folding, the layout pattern such as tower, culvert-type, the dividing plate between the room of pond can using downflow weir formula, vertical seam type, flood outlet type and
The patterns such as combination type), the knot such as outlet (outlet suitable offshore arrangement, the outlet that can arrange multiple difference elevations is to adapt to range of stage)
Structure；Described imitative nature channel body structure concrete arrangement main arrangement content includes import, and (import has preferably been arranged under current
Let out region, with riverbed bottom drop-over, water level regulation facility can be set to adapt to range of stage), (passage preferably adopts ecological shield to passage
Bank structure, section configuration, width, the depth of water and current should be as various as possible, to adapt to the needs of different Fish), (outlet is preferably for outlet
Be close to bank arrangement, water level regulation facility can be set to adapt to upper pond level luffing) etc. structure；The described concrete cloth of fish lock agent structure
Put main arrangement content to include import (import is preferably arranged in fish collection area, can arrange water level regulation facility to adapt to downstream water
Level amplitude, preferably arranges induction current), (lock floor is preferably located at below dead water level to lock chamber, lock chamber planted agent setting induction, anti-
Escape and drive the devices such as fish), (outlet arrangement is preferably away from hindering Fish to continue the adverse environment area traced back, can arrange if necessary for outlet
Barricade, it is to avoid Fish return to downstream) etc. structure；Described transporting something containerized fish system agent structure is concrete to arrange main arrangement content
Including the collection facilities for fish's passage removable collection fishing boat of the continuously fixed collection facilities for fish's passage of fish gathering and discontinuity fish gathering (include can), transport fish and set
Apply the structures such as (including fish-carrying boat, fish transportation vehicle etc.), fortune fish dock；Described fish pass structure supplementary structure is concrete to arrange main arrangement
Content includes inducing installation (including the facilities such as barrier dam, fish pound, barrier net, current, electric grid, sound, light, air curtain), blocks and set clearly
Apply (include trash rack, block dirty drift, trash, bulkhead gate of removing contamination, rush the facilities such as what equipment), observation facility (sight chamber, observation
The facilities such as equipment, monitoring water level) etc. structure, concrete arrangement should be with phases such as fish pass structure agent structure arrangement, river navigation, floating rows
Coordinate.
As shown in figure 1, dam Shang Guoyu tributary 2 imitate nature channel body structure mainly include dam Shang Guoyu tributary 2 enter converge
Culvert or aerial construction pond in fish Zhi Liuzhi dam Xia Guoyu tributary segment 4 is crossed on mouth, the river course in dam Shang Guoyu tributary 2, dam
The import of formula fish pass.
Imitative nature channel body structure on dam Xia Guoyu tributary 3 mainly arranges that content includes crossing under fish Zhi Liuzhi dam on dam
Cross the outlet of fish tributary segment 4 culvert or aerial construction pool fish pass, the river course in dam Xia Guoyu tributary 3, dam Xia Guoyu tributary 3
Enter to converge mouth.
Fish Zhi Liuzhi dam Xia Guoyu tributary segment 4 culvert is crossed on dam or the pool fish pass agent structure of aerial construction includes
Import, pond room and outlet, wherein import are preferably arranged in the fish collection area in dam Shang Guoyu tributary 2, preferably arrange current and adjust facility,
The import of multiple difference elevations using downflow weir, perps or aperture type, can be arranged on the river course of dam Shang Guoyu tributary 2 to adapt to
Range of stage；The bank slope that pond room is preferably arranged in the massif between dam Shang Guoyu tributary 2 and dam Xia Guoyu tributary 3 Nei or on massif is steady
Determine region, pass through the pool pattern that the fish pass in massif adopts culvert structure, the bank stability region fish pass crossed on massif is adopted
With the pool pattern of aerial construction, the dividing plate between the room of pond can using downflow weir formula, vertical seam type, flood the types such as outlet type and combination type
Formula；Outlet is preferably arranged in dam Xia Guoyu tributary 3 offshore, can arrange going out of multiple difference elevation on the river course of dam Xia Guoyu tributary 3
Mouth is to adapt to range of stage.
Dam Shang Guoyu tributary 2, dam Xia Guoyu tributary 3 are imitated nature passage and are not set supplementary structure；Cross under fish Zhi Liuzhi dam on dam
Cross fish tributary segment 4 culvert or aerial construction pool fish pass supplementary structure mainly include inducing installation, (include fish pound,
The facilities such as barrier net, current, sound, light), block clear facility (include trash rack, rush the facilities such as what equipment), observation facility (sight chamber,
The facilities such as scope, monitoring water level) etc. structure.
Claims (5)
1. on a kind of reservoir dam tributary be combined with tributary under dam descending cross fish structure it is characterised in that：Including reservoir dam (1)
And mainstream (10) under mainstream (5) and dam on the dam being connected with reservoir dam (1), mainstream (10) under described dam are disposed with lower of dam
Stream (9), mainstream (5) on dam is disposed with tributary on dam (6), described reservoir dam (1) upstream and downstream is respectively arranged with dam
Cross fish tributary (2) and dam Xia Guoyu tributary (3), described dam Shang Guoyu tributary (2) and dam Xia Guoyu tributary (3) upstream are passed through on dam
Cross fish Zhi Liuzhi dam Xia Guoyu tributary segment to be connected.
2. the descending fish structure excessively that on a kind of reservoir dam according to claim 1, tributary is combined with tributary under dam, its feature
It is：It is respectively arranged with barrage structures A (7) on described dam Shang Guoyu tributary (2) and dam Xia Guoyu tributary (3) and barrage is constructed
Thing B (8).
3. the descending fish structure excessively that on a kind of reservoir dam according to claim 1, tributary is combined with tributary under dam, its feature
It is：The pool fish pass being disposed with culvert or aerial construction in mainstream segment (4) under fish Zhi Liuzhi dam is crossed on described dam, and
It is provided with inducing installation on pool fish pass.
4. the descending fish structure excessively that on a kind of reservoir dam according to claim 3, tributary is combined with tributary under dam, its feature
It is：Described inducing installation includes one or more of fish pound, barrier net, current, sound or light.
5. the descending fish structure excessively that on a kind of reservoir dam according to claim 1, tributary is combined with tributary under dam, its feature
It is：It is provided with imitative nature passage on described dam Shang Guoyu tributary (2) and dam Xia Guoyu tributary (3), wherein, dam is crossed fish and props up
What the upper imitative nature channel body structure of stream (2) included dam Shang Guoyu tributary (2) enters to converge mouth, the river course in dam Shang Guoyu tributary (2), dam
The upper culvert crossed on fish Zhi Liuzhi dam Xia Guoyu tributary segment (4) or the import of aerial construction pool fish pass；Dam descended fish to prop up
Imitative nature channel body structure on stream (3) includes crossing fish Zhi Liuzhi dam Xia Guoyu tributary segment (4) culvert or built on stilts on dam
The outlet of structure pool fish pass, the river course in dam Xia Guoyu tributary (3), dam Xia Guoyu tributary (3) enter to converge mouth.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201620631456.2U CN205954579U (en) | 2016-06-23 | 2016-06-23 | Fish structure of being issued to lower level that tributary combines under last tributary of reservoir dam and dam |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201620631456.2U CN205954579U (en) | 2016-06-23 | 2016-06-23 | Fish structure of being issued to lower level that tributary combines under last tributary of reservoir dam and dam |
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| Publication Number | Publication Date |
|---|---|
| CN205954579U true CN205954579U (en) | 2017-02-15 |
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ID=57968492
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201620631456.2U Active CN205954579U (en) | 2016-06-23 | 2016-06-23 | Fish structure of being issued to lower level that tributary combines under last tributary of reservoir dam and dam |
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| CN (1) | CN205954579U (en) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN105951691A (en) * | 2016-06-23 | 2016-09-21 | 中国电建集团贵阳勘测设计研究院有限公司 | Reservoir dam upstream branch and dam downstream branch combined descending fish passing structure and method |
| CN107165136A (en) * | 2017-06-05 | 2017-09-15 | 云南大学 | The storehouse tail counter regulation method protected for indigenous strains |
-
2016
- 2016-06-23 CN CN201620631456.2U patent/CN205954579U/en active Active
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN105951691A (en) * | 2016-06-23 | 2016-09-21 | 中国电建集团贵阳勘测设计研究院有限公司 | Reservoir dam upstream branch and dam downstream branch combined descending fish passing structure and method |
| CN107165136A (en) * | 2017-06-05 | 2017-09-15 | 云南大学 | The storehouse tail counter regulation method protected for indigenous strains |
| CN107165136B (en) * | 2017-06-05 | 2018-04-03 | 云南大学 | For the storehouse tail counter regulation method of indigenous strains protection |
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