CN108824406A - A kind of fish-aggregating device and method for crossing fish suitable for ship lift - Google Patents
A kind of fish-aggregating device and method for crossing fish suitable for ship lift Download PDFInfo
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- CN108824406A CN108824406A CN201810828793.4A CN201810828793A CN108824406A CN 108824406 A CN108824406 A CN 108824406A CN 201810828793 A CN201810828793 A CN 201810828793A CN 108824406 A CN108824406 A CN 108824406A
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- fish
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- fishpond
- ship lift
- crossing
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- E—FIXED CONSTRUCTIONS
- E02—HYDRAULIC ENGINEERING; FOUNDATIONS; SOIL SHIFTING
- E02C—SHIP-LIFTING DEVICES OR MECHANISMS
- E02C1/00—Locks or dry-docks; Shaft locks, i.e. locks of which one front side is formed by a solid wall with an opening in the lower part through which the ships pass
-
- E—FIXED CONSTRUCTIONS
- E02—HYDRAULIC ENGINEERING; FOUNDATIONS; SOIL SHIFTING
- E02B—HYDRAULIC ENGINEERING
- E02B8/00—Details of barrages or weirs ; Energy dissipating devices carried by lock or dry-dock gates
- E02B8/06—Spillways; Devices for dissipation of energy, e.g. for reducing eddies also for lock or dry-dock gates
-
- E—FIXED CONSTRUCTIONS
- E02—HYDRAULIC ENGINEERING; FOUNDATIONS; SOIL SHIFTING
- E02B—HYDRAULIC ENGINEERING
- E02B8/00—Details of barrages or weirs ; Energy dissipating devices carried by lock or dry-dock gates
- E02B8/08—Fish passes or other means providing for migration of fish; Passages for rafts or boats
-
- 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
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- Engineering & Computer Science (AREA)
- General Engineering & Computer Science (AREA)
- Mechanical Engineering (AREA)
- Civil Engineering (AREA)
- Structural Engineering (AREA)
- Ocean & Marine Engineering (AREA)
- Revetment (AREA)
Abstract
The present invention relates to a kind of fish-aggregating devices and method that fish is crossed suitable for ship lift, belong to hydraulic engineering technology and ecological protection crossing domain.Present invention combination ship lift crosses fish method, and Energy Dissipation in High Dam technology is introduced fish-aggregating device, realizes that fish-aggregating device independently of ship lift, improves ship lift and crosses fish efficiency, solve the contradiction of ecological protection and hydraulic engineering construction；The device includes diversion parts, crosses fish channel sum aggregate fishpond part；The diversion parts are for drawing upper water to fish channel excessively and controlling water flow to meet the flow condition of different fish migrations；The fish channel part of crossing relies on the foundation of ship lift downstream guide wall, and along Cheng Bushe underwater fishing lamp；The collection fishpond part is used to be connected the approach channel of fish channel and ship lift, for fish collection and rest.Fish efficiency not only can be improved compared with traditional fish-aggregating device and fish pass structure in the present invention, at the same can also rational allocation ship lift cross fish number, disc despatch was reduced, so that efficiently solving high dam crosses fish problem.
Description
Technical field
The invention belongs to hydraulic engineering technologies and ecological protection crossing domain, are related to a kind of collection that fish is crossed suitable for ship lift
Fish device and method.
Background technique
It is well known that building the water conservancy projects such as dam, be conducive to the advantages such as flood control, power generation, shipping and irrigation.However, right
Ecological environment will cause different degrees of influence, especially hinder the migration channel of fish.For protection river fishery resources and
Water ecological environment, maintaining ecological balance, research and the construction of fish pass structure become particularly significant.Fish pass structure is developed so far,
Emerge multiple types, such as fish pass, fish lock, fish lift.Wherein, fish pass is most common as a kind of Ecological Compensation engineering
Cross fish measure.However its one-time investment is larger, it is poor to be applicable in head, and sees with regard to the operative practice of engineering fish pass, in spite of
The fish pass engineering being much succeeded, but operational efficiency it is not good enough or even invalid fish pass engineering it is also not within minority, be both at home and abroad
So.Although fish lock and fish lift one-time investment are smaller, and are adapted to high dam and biggish reservoir level luffing, it is run
Administrative and maintenance expense is higher.
Based on this, it would be highly desirable to seek it is a kind of invest it is small, suitable for high water head, cross the high-efficient fish migration channel of fish.It is open
Number disclose that a kind of ship lift is automatic to cross fish device for the Chinese patent of CN107700456A, which is by ship lift ship
The side of compartment main body is equipped with the first aperture water pipe, and the other side is equipped with the second aperture water pipe, while the one of ship lift ship compartment main body
End is equipped with upstream China's railway industry, and the other end is equipped with downstream China's railway industry.Its attracting or fish-aggregating device are by setting on the China's railway industry of upstream
There are the first water flow jet pipe and the first sound crowder, downstream China's railway industry is equipped with the second water flow jet pipe and second sound drives fish
Device.The Chinese patent of Publication No. CN107574798A discloses a kind of independent fish box and crosses fish formula ship lift comprising independent fish
Case and ship compartment, it is characterised in that：Independent fish box is connected with ship compartment by migration track and grooved tracks, attracting or fish-aggregating device
It is by being equipped with fishing net in independent fish box, the bottom plate two sides of independent fish box bottom are equipped with sound wave crowder.Publication No.
The Chinese patent of CN207419432U discloses a kind of environmental ship lift that fish channel was arranged, including board bottom, inclined plate, partition
And vertical plate, it is by adding fish channel in ship lift ship case.Thus it is not difficult to find out that, above-mentioned three kinds of devices utilize built
Ship lift adds additional structure, provided fish device not build the dedicated key water control project for crossing fish device, and was applicable not only to height
Head condition, and reduce investment.But it should be appreciated that, above-mentioned three kinds of devices are both needed to rely on ship compartment main structure, to ship compartment master simultaneously
Body is carried out adding related structures or even be reequiped, so that ship compartment main structure safety or ship can be influenced to a certain extent
Cross dam efficiency etc..Importantly, its attracting of above-mentioned three kinds of devices or fish-aggregating device are installed in ship compartment position, on the one hand,
It is difficult to form obvious fish hobby (or induction) flow velocity compared to a wide range of impounded body in ship lift approach channel, and
Ship reception chamber is apart from pilotage road junction door apart from farther out, it is difficult to attracting to ship reception chamber；On the other hand, it is difficult to control each fish quantity excessively.
Currently, frequently with attracting or fish gathering technology there is water flow attracting, acoustic control attracting, lamp attracting and ultrasonic wave attracting and physics to block
Grid, electricity, which are caught up with, drives fish machine etc..But above-mentioned attracting or fish gathering technology be mainly for fish pass import, for high dam cross the fish gathering mode of fish compared with
It is few.The Chinese patent of Publication No. CN206554016U discloses a kind of high dam attracting fish-aggregating device based on flow field manufacture, should
Device is that attraction of fishes is entered attracting fish-collecting box by acoustooptic technique, and by water pump from the camel being extracted into fish-collecting box in tailwater channel
Peak type overflow weir is to construct fish hobby flow field.It follows that the device is also local fish gathering mode.
Present invention combination ship lift crosses the long range attracting of fish mode, the fish gathering requirement independently of ship lift, proposes one kind
The fish-aggregating device and method of fish are crossed suitable for ship lift, it is intended to realize that fish was high-efficient, ship lift crosses that fish number is controllable, is suitable for
The target of high water head, saving construction cost.
Summary of the invention
In view of this, the purpose of the present invention is to provide a kind of fish-aggregating device and method for crossing fish suitable for ship lift, it will
Energy Dissipation in High Dam technology introduces fish-aggregating device, by fish-aggregating device independently of ship lift, improves ship lift and crosses fish efficiency, solves ecology and protect
The contradiction of shield and hydraulic engineering construction.
An object of the present invention is to provide a kind of fish-aggregating device that fish is crossed suitable for ship lift, by the following technical programs
It realizes：
A kind of fish-aggregating device for crossing fish suitable for ship lift, the device include diversion parts, cross fish channel sum aggregate fishpond portion
Point；The diversion parts are for drawing upper water to fish channel excessively and controlling water flow to meet the water flow item of different fish migrations
Part；The fish channel part of crossing relies on the foundation of ship lift downstream guide wall；The collection fishpond part was for being connected fish channel
With the approach channel of ship lift, for fish collection and rest.
Further, the diversion parts include conduit pipe, energy-dissipating installation, valve and electromagnetic flowmeter；Upper water is from drawing
Waterpipe entered fish channel sum aggregate fishpond by energy-dissipating installation, controlled water flow by electromagnetic flowmeter；The valve and electricity
Magnetic flowmeter is arranged in conduit pipe.
Further, the energy-dissipating installation includes vertical shaft and underflow stilling basin.
Further, the underflow stilling basin includes baffle wall style.
Further, the base slope for crossing fish channel is 1:100, centre is provided with flat section channel；Flat section channel can be multiple,
Arrange the one section long flat section up to 5m for fish rest every 30m；The import for crossing fish channel is close to river center and arrangement
There are electric grid.
Further, the electric grid and the angle of cut of water (flow) direction are 35 °~45 °.
Further, described to cross fish channel along journey equipped with underwater fishing lamp, it is used for attracting.
Further, the collection fishpond is double case collection fishponds, and the end in fish channel, including filter fishnet, collection fishpond was arranged in
I, collect fishpond II, gate I, gate II；Upper water is introduced into collection fishpond I and then was flowed into fish channel, diversion by diversion parts
It is provided with filter fishnet between partial end sum aggregate fishpond I, to prevent fish from continuing to trace back；The collection fishpond I and fish channel excessively
End connection, collect and be provided with gate I between I sum aggregate fishpond II of fishpond, the approach channel of collection fishpond II and ship lift is provided with lock
Door II.
The second object of the present invention is to provide a kind of attracting fish method for crossing fish suitable for ship lift, by the following technical programs
It realizes：
A kind of attracting fish method for crossing fish suitable for ship lift, the described method comprises the following steps：
Step 1) opens the valve of diversion parts, and flowing water enters I He of fish gathering pond after vertical shaft and underflow stilling basin energy dissipating
Fish channel is crossed, water flow is controlled by electromagnetic flowmeter；
Water in step 2) fishpond I to be collected, which stores, expires, and when crossing fish in-channel water stream stabilization, the gate I for collecting fishpond is set as out
State is opened, gate II is in off state；Electric grid attracting is arranged crossing fish channel entrance, crosses fish channel along journey and underwater fish gathering is set
Lamp led to fish in fish channel；
Step 3) fish passed through fish channel to collection fishpond I and II, when fish gathering quantity reaches setting value in collection fishpond II,
Closed shutter I, starting gate II, and close cleaning door II；
Water level in step 4) collection fishpond II is slowly drop down to water level in approach channel, uses fishing lamp gentle in ship reception chamber
Curtain, induction fish are swum from gate mouth II to ship reception chamber, and when fish are swum to ship reception chamber substantially, the downstream for closing ship reception chamber is droped to the ground
Door and cleaning door I start ship lift lifting means；
After step 5) fish run to upstream with ship reception chamber, air curtain forms bubble wall in fish eye, and bubble rises vibration
Dynamic sounding, displaces fish under vision, the sense of hearing, sound and vibration collective effect.
The beneficial effects of the present invention are：A kind of fish-aggregating device and side for crossing fish suitable for ship lift proposed by the present invention
Method crosses fish method in conjunction with ship lift, and Energy Dissipation in High Dam technology is introduced fish-aggregating device, realizes that fish-aggregating device independently of ship lift, mentions
High ship lift crosses fish efficiency, solves the contradiction of ecological protection and hydraulic engineering construction.The present invention depends on ship lift downstream guide wall
Fish channel was built, can effectively solve the problems, such as to be not suitable for fish migration in ship lift approach channel over long distances；Utilize vertical shaft and bottom
Energy dissipation tank energy dissipating is flowed, is crossing in fish channel the project amount for arranging energy dissipation measure to reduce；Utilize double case collection fishpond and ship lift
Operational efficiency, to promote fish efficiency；Compared with traditional fish-aggregating device, fish pass structure, the present invention had that fish is high-efficient, rose ship
It's the features such as fish number is controllable, and project cost is low, and occupied area is few pasts machine.
To make the objectives, technical solutions, and advantages of the present invention clearer, below in conjunction with attached drawing to the present invention make into
The detailed description of one step, wherein：
Fig. 1 is device general arrangement of the present invention；
Fig. 2 is conduit pipe and valve and electromagnetic flowmeter；
Fig. 3 is vertical shaft and underflow stilling basin；
Fig. 4 was fish channel；
Fig. 5 is collection fishpond；
Fig. 6 is ship lift approach channel and ship reception chamber；
Fig. 7 is that fish passed through fish channel entrance；
Fig. 8 is fish by collection fishpond；
Fig. 9 is that fish are swum from collection fishpond to ship lift approach channel；
Figure 10 is that fish are swum to ship booster supporting compartment；
Figure 11 is starting ship lift lifting means.
Appended drawing reference：1- diversion parts；2- crosses fish channel；3- collection fishpond；4- ship reception chamber；5- ship lift downstream guide wall；
6- ship lift approach channel；7- conduit pipe；8- energy-dissipating installation；9- valve；10- electromagnetic flowmeter；11- vertical shaft；12- underflow disappears power
Pond；13- baffle wall style；14- electricity grid；15- filters fishnet；16- collection fishpond I；17- collection fishpond II；18- gate I；19- gate II；20-
Downstream China's railway industry；21- cleaning door I；22- cleaning door II；23- fishing lamp.
Specific embodiment
Below in conjunction with attached drawing, the preferred embodiment of the present invention is described in detail.
A kind of fish-aggregating device for crossing fish suitable for ship lift provided by the invention, crosses fish method in conjunction with ship lift, by high dam
Energy-dissipating tech introduces fish-aggregating device and efficiently solves ship lift by fish-aggregating device independently of ship lift and cross fish efficiency.
As shown in Figure 1, the device mainly consists of three parts：(1) diversion parts 1, by conduit pipe 7 and energy-dissipating installation 8
It constitutes, upper water was led into 2 sum aggregate fishpond 3 of fish channel.Valve 9 and electromagnetic flowmeter are wherein provided in conduit pipe 7
10, conduit entrance flow is controlled to meet the migration condition of variety classes fish.To reach flow velocity required by fish, energy-dissipating installation
8 use the combination form of vertical shaft 11 and underflow stilling basin 12；(2) 2 part of fish channel is crossed, ship lift downstream guide wall is relied on
5 arrangements, and along Cheng Bushe underwater fishing lamp 23；(3) collect 3 part of fishpond, be made of double case collection fishpond 3, it is logical for being connected fish
Road 2 and ship lift approach channel 6, for fish collection and rest.The underflow stilling basin 12 includes baffle wall style 13.
Diversion parts 1 are by conduit pipe 7, energy-dissipating installation 8 and therebetween the valve 9 and electromagnetic flowmeter 10 arranged form,
Valve 9 and electromagnetic flowmeter 10 are provided in conduit pipe 7, as shown in Fig. 2, control conduit entrance flow；To reach fish
Required flow velocity, energy-dissipating installation 8 use the combination form of vertical shaft 11 and underflow stilling basin 12, as shown in Figure 3.Upper water from
Conduit pipe 7 entered fish channel 2 by energy-dissipating installation 8, and controlled inlet flow rate by electromagnetic flowmeter 10, to make fish
The flow condition for being suitable for variety classes straddling fish stocks is formed in channel 2.
Water close to hydrostatic and is unsatisfactory for fish migration condition in approach channel, is suitable for fish migration if generating in approach channel
Flow velocity, water consumption is huge, runs counter to the original intention for alleviating the ecology influence for generation of building a dam.The present invention relies on the pilotage of ship lift downstream
Road guide wall arranges that a base slope is 1:100 fish channel 2 excessively, as shown in figure 4, centre is additionally provided with flat section channel, therebetween often
Arrange that the one section long flat section up to 5m for fish rest, enables fish to pass through fish channel 2 and reaches collection fishpond 3 every 30m.
2 import of fish channel is being crossed close to river center arrangement electricity grid 14, the angle of cut of electric grid 14 and water (flow) direction is depending on Practical Project, and one
As take 35 °~45 ° and be advisable；And achieve the effect that attracting using underwater fishing lamp 23.
The water level for crossing 2 end of fish channel is higher than 6 water level of ship lift approach channel, as shown in figure 5, crossing 2 end cloth of fish channel
Double case collection fishponds are set, by the water level in lifting collection fishpond 3, fish channel 2 and approach channel were made to realize reasonable link.Collect fishpond 3
Including filter fishnet 15, collection fishpond I 16, collection fishpond II 17, gate I 18, gate II 19, upper water is introduced into collection by diversion parts 1
Then fishpond I 16 was flowed into fish channel 2, filter fishnet 15 is provided between the end sum aggregate fishpond I 16 of diversion parts 1, to prevent
Only fish continue to trace back；The collection fishpond I 16 is connect with the end for crossing fish channel 2, is collected and is set between I 16 sum aggregate fishpond II 17 of fishpond
It is equipped with gate I 18, collection fishpond II 17 and the approach channel 6 of ship lift are provided with gate II 19.
When collection fishpond II 17 reaches the fish gathering quantity of setting, gate I 18 is closed, and gate II 19 is opened, and collects fishpond II 17
Middle water level decreasing, fish enter approach channel via gate II 19, at the same time, and have fish to pass through fish channel 2 in collection fishpond I
Assemble in 16, to wait being again turned on for gate I 18.When the fish total number in collection fishpond II 17 is swum out of, closed shutter II 19.
Ship lift part includes approach channel 6, ship reception chamber 4, as shown in Figure 6；The approach channel includes cleaning door I 21, work
Door II 22 collects region of the outlet of fishpond gate II 19 between cleaning door I 21 and cleaning door II 22；Cleaning door I 21 is in pilotage
Road upstream termination is arranged between approach channel 6 and ship reception chamber 4, and the cleaning door II 22 is in the downstream of cleaning door I 21, for blocking
Fish.Underwater fishing lamp 23 etc. is laid, in ship booster supporting compartment 4 to achieve the purpose that attracting into compartment.Gas is arranged in ship reception chamber 4
Curtain, by control bubble generate frequency, size come achieve the effect that attracting and drive fish.When fish are in approach channel, ship is being held
Bubble grid are generated in compartment 4, the drive sound of fish swims it to air curtain；And after fish run to upstream with ship reception chamber 4, bubble
Curtain forms bubble wall in fish eye, and bubble rises vibration sounding in addition, under vision, the sense of hearing, sound and vibration collective effect, can incite somebody to action
Fish is displaced.
A kind of attracting fish method for crossing fish suitable for ship lift provided by the invention, specifically includes following steps：
Step 1) opens the valve 9 of diversion parts 1, and flowing water enters fish gathering after 12 energy dissipating of vertical shaft 11 and underflow stilling basin
Pond I 16 and excessively fish channel 2 pass through electromagnetic flowmeter 10 and control water flow；
Water in step 2) fishpond I 16 to be collected stores completely, when crossing waterflow stabilization in fish channel 2, will collect the gate I 18 of fishpond I
It is set as open state, gate II 19 is in off state；14 attracting of electric grid is arranged crossing 2 import of fish channel, is crossed fish channel 2 and is set along journey
Underwater fishing lamp 23 is set, fish were led in fish channel 2, as shown in Figure 7；
Step 3) fish passed through fish channel 2 to collection fishpond I 16 and II 17, as shown in figure 8, when fish gathering in collection fishpond II 17
When quantity reaches setting value, closed shutter I 18, starting gate II 19, and cleaning door II 22 is closed, as shown in Figure 9；
Water level in step 4) collection fishpond II 17 is slowly drop down to water level in approach channel, uses fishing lamp 23 in ship reception chamber 4
And air curtain, induction fish are swum from gate mouth II to ship reception chamber 4, as shown in Figure 10.When fish are swum substantially to ship reception chamber 4, close
The downstream China's railway industry 20 and cleaning door I 21 of ship reception chamber 4 are closed, starts ship lift lifting means, as shown in figure 11；
After step 5) fish run to upstream with ship reception chamber 4, air curtain forms bubble wall in fish eye, and bubble rises vibration
Dynamic sounding, displaces fish under vision, the sense of hearing, sound and vibration collective effect.
Currently, it is relatively fewer to cross fish Study on Problems about high dam, and it is often bad to cross fish efficiency.The present invention is in ship lift mistake
On the basis of fish method, a kind of fish-aggregating device and method for crossing fish suitable for ship lift is proposed, had that fish is high-efficient, ship lift
Cross the features such as fish number is controllable, and project cost is low, and occupied area is few.The present invention can be used for it is built, building or planning have rise
In the key water control project of ship machine.
Finally, it is stated that preferred embodiment above is only used to illustrate the technical scheme of the present invention and not to limit it, although logical
It crosses above preferred embodiment the present invention is described in detail, however, those skilled in the art should understand that, can be
Various changes are made to it in form and in details, without departing from claims of the present invention limited range.
Claims (8)
1. a kind of fish-aggregating device for crossing fish suitable for ship lift, it is characterised in that：The device include diversion parts, cross fish channel and
Collect fishpond part；The diversion parts are for drawing upper water to fish channel excessively and controlling water flow to meet different fish migrations
Flow condition；The fish channel part of crossing relies on the foundation of ship lift downstream guide wall；The collection fishpond part was for being connected
The approach channel in fish channel and ship lift, for fish collection and rest.
2. a kind of fish-aggregating device for crossing fish suitable for ship lift according to claim 1, it is characterised in that：The diversion portion
Divide includes conduit pipe, energy-dissipating installation, valve and electromagnetic flowmeter；Upper water entered fish by energy-dissipating installation from conduit pipe
Channel sum aggregate fishpond, controls water flow by electromagnetic flowmeter；The valve and electromagnetic flowmeter are arranged in conduit pipe.
3. a kind of fish-aggregating device for crossing fish suitable for ship lift according to claim 1, it is characterised in that：The energy dissipating is set
It applies including vertical shaft and underflow stilling basin；The underflow stilling basin includes baffle wall style.
4. a kind of fish-aggregating device for crossing fish suitable for ship lift according to claim 1, it is characterised in that：The fish excessively is logical
The base slope in road is 1:100, centre is provided with flat section channel；Flat section channel has multiple, arranges the one section long flat section up to 5m every 30m
For fish rest；The import for crossing fish channel close to river center and is disposed with electric grid.
5. a kind of fish-aggregating device for crossing fish suitable for ship lift according to claim 1, it is characterised in that：It is described electricity grid with
The angle of cut of water (flow) direction is 35 °~45 °.
6. a kind of fish-aggregating device for crossing fish suitable for ship lift according to claim 1, it is characterised in that：The fish excessively is logical
Road is equipped with underwater fishing lamp along journey, is used for attracting.
7. a kind of fish-aggregating device for crossing fish suitable for ship lift according to claim 1, it is characterised in that：The collection fishpond
For double case collection fishpond, the end in fish channel, including filter fishnet, collection fishpond I, collection fishpond II, gate I, gate II were set；Draw
Upper water is introduced into collection fishpond I and then was flowed into fish channel by water section, is arranged between the end sum aggregate fishpond I of diversion parts
There is filter fishnet, to prevent fish from continuing to trace back；The collection fishpond I is connect with the end for crossing fish channel, collects I sum aggregate fishpond II of fishpond
Between be provided with gate I, the approach channel of collection fishpond II and ship lift is provided with gate II.
8. the attracting fish method based on any one of claim 1-7 described device, it is characterised in that：This method includes following step
Suddenly：
Step 1) opens the valve of diversion parts, and flowing water enters fish gathering pond I after vertical shaft and underflow stilling basin energy dissipating and crosses fish
Channel controls water flow by electromagnetic flowmeter；
Water in step 2) fishpond I to be collected, which stores, expires, and when crossing fish in-channel water stream stabilization, the gate I for collecting fishpond is set as opening state
State, gate II are in off state；Electric grid attracting is arranged crossing fish channel entrance, crosses fish channel along journey and underwater fishing lamp is set, it will
Fish led in fish channel；
Step 3) fish passed through fish channel to collection fishpond I and II and closed when fish gathering quantity reaches setting value in collection fishpond II
Gate I, starting gate II, and close cleaning door II；
Water level in step 4) collection fishpond II is slowly drop down to water level in approach channel, uses fishing lamp and air curtain in ship reception chamber, lures
Fish is led from the trip of gate mouth II in ship reception chamber, when fish swims to ship reception chamber substantially, close the downstream China's railway industry of ship reception chamber with
Cleaning door I starts ship lift lifting means；
After step 5) fish run to upstream with ship reception chamber, air curtain forms bubble wall in fish eye, and bubble rises vibration hair
Sound displaces fish under vision, the sense of hearing, sound and vibration collective effect.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201810828793.4A CN108824406B (en) | 2018-07-25 | 2018-07-25 | Fish collecting device and method suitable for ship lift to pass fish |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201810828793.4A CN108824406B (en) | 2018-07-25 | 2018-07-25 | Fish collecting device and method suitable for ship lift to pass fish |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN108824406A true CN108824406A (en) | 2018-11-16 |
| CN108824406B CN108824406B (en) | 2021-03-16 |
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201810828793.4A Active CN108824406B (en) | 2018-07-25 | 2018-07-25 | Fish collecting device and method suitable for ship lift to pass fish |
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Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN109736253A (en) * | 2019-02-22 | 2019-05-10 | 长江勘测规划设计研究有限责任公司 | A kind of fish-collecting box and its attracting fish method using tail water fish gathering |
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| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| KR101073437B1 (en) * | 2011-06-21 | 2011-10-17 | 주식회사 삼안 | Dock type fish way |
| CN104480914A (en) * | 2014-11-25 | 2015-04-01 | 长江勘测规划设计研究有限责任公司 | Fish pass facility and method with fish ladder and navigation lock combined |
| CN206150190U (en) * | 2016-08-31 | 2017-05-10 | 长江勘测规划设计研究有限责任公司 | System for fish to through fishway are sorted |
| CN207047803U (en) * | 2017-06-30 | 2018-02-27 | 上海勘测设计研究院有限公司 | Cross fish lock |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN109736253A (en) * | 2019-02-22 | 2019-05-10 | 长江勘测规划设计研究有限责任公司 | A kind of fish-collecting box and its attracting fish method using tail water fish gathering |
| CN109736253B (en) * | 2019-02-22 | 2023-12-01 | 长江勘测规划设计研究有限责任公司 | Fish collecting box for collecting fish by utilizing tail water and fish collecting method thereof |
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| Publication number | Publication date |
|---|---|
| CN108824406B (en) | 2021-03-16 |
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