CN110670536A - Promote fish lift structure of luring collection fish effect - Google Patents
Promote fish lift structure of luring collection fish effect Download PDFInfo
- Publication number
- CN110670536A CN110670536A CN201910935930.9A CN201910935930A CN110670536A CN 110670536 A CN110670536 A CN 110670536A CN 201910935930 A CN201910935930 A CN 201910935930A CN 110670536 A CN110670536 A CN 110670536A
- Authority
- CN
- China
- Prior art keywords
- fish
- dam
- trapping
- luring
- collecting
- Prior art date
- 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.)
- Pending
Links
- 241000251468 Actinopterygii Species 0.000 title claims abstract description 216
- 230000000694 effects Effects 0.000 title claims abstract description 22
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 claims abstract description 50
- 238000011144 upstream manufacturing Methods 0.000 claims abstract description 11
- 230000000630 rising effect Effects 0.000 claims description 5
- 239000003643 water by type Substances 0.000 claims description 2
- 230000008676 import Effects 0.000 claims 2
- 241001222072 Myxocyprinus asiaticus Species 0.000 description 10
- 238000000034 method Methods 0.000 description 3
- 229910000838 Al alloy Inorganic materials 0.000 description 1
- 230000009286 beneficial effect Effects 0.000 description 1
- 230000006835 compression Effects 0.000 description 1
- 238000007906 compression Methods 0.000 description 1
- 230000007797 corrosion Effects 0.000 description 1
- 238000005260 corrosion Methods 0.000 description 1
- 230000007547 defect Effects 0.000 description 1
- 238000003306 harvesting Methods 0.000 description 1
- 230000012447 hatching Effects 0.000 description 1
- JEIPFZHSYJVQDO-UHFFFAOYSA-N iron(III) oxide Inorganic materials O=[Fe]O[Fe]=O JEIPFZHSYJVQDO-UHFFFAOYSA-N 0.000 description 1
- 238000004519 manufacturing process Methods 0.000 description 1
- 230000005012 migration Effects 0.000 description 1
- 238000013508 migration Methods 0.000 description 1
- 238000012544 monitoring process Methods 0.000 description 1
- 230000001737 promoting effect Effects 0.000 description 1
- 239000010935 stainless steel Substances 0.000 description 1
- 229910001220 stainless steel Inorganic materials 0.000 description 1
- 230000001502 supplementing effect Effects 0.000 description 1
- 230000004083 survival effect Effects 0.000 description 1
Images
Classifications
-
- 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
- E02B1/006—Arresting, diverting or chasing away fish in water-courses or water intake ducts, seas or lakes, e.g. fish barrages, deterrent devices ; Devices for cleaning fish barriers
-
- 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
Landscapes
- Engineering & Computer Science (AREA)
- General Engineering & Computer Science (AREA)
- Mechanical Engineering (AREA)
- Civil Engineering (AREA)
- Structural Engineering (AREA)
- Barrages (AREA)
Abstract
The invention provides a fish elevator structure for improving fish trapping effect, which comprises a lifter, a fish storage device and a fish catching device, wherein the lifter is arranged on the fish storage device; the elevator is installed at the top of the dam in a reservoir area, the downstream direction of the dam is provided with a liftable fish trapping chamber, the fish trapping chamber is arranged in parallel along the bank, a fish trapping inlet is formed in the fish trapping chamber, the elevator is hung with a fish lifting box in the upstream direction, a fish lifting box track is arranged at the top of the elevator corresponding to the fish trapping inlet, the fish lifting box is arranged in the fish lifting box track, and the fish lifting box track extends to the bottom of the downstream from the upstream water area of the dam through the top of the dam. According to the invention, a plurality of fish trapping rooms are arranged in parallel along the bank, so that the fish trapping probability is improved from the front end; the fish trapping and collecting device is driven by the oil pressure lifting structure to freely change in the vertical direction, so that the problem of low actual operation effect caused by the fact that a traditional fish trapping and collecting chamber is not connected with the downstream water level of a dam site is solved; the split type escape-proof device is arranged in the fish luring and collecting box, so that the fish luring and collecting effect is further improved.
Description
Technical Field
The invention relates to a fish elevator structure for improving a fish luring and collecting effect, and belongs to the field of water conservancy and hydropower ecological protection.
Background
For example, the invention patent with publication number CN108221888A discloses a fish collecting system device of a fish elevator, which is mainly characterized in that fish is induced and collected through a fish collecting gallery, fish is transported through a fish driving grid and a fish collecting box controlled by a hoist, and water quantity of a fish collecting system is controlled through a water supplementing gallery to realize fish crossing a dam.
However, the fish collecting system device of the fish elevator still has the problems of not wide fish collecting range and low fish collecting efficiency.
Disclosure of Invention
In order to solve the technical problems, the invention provides a fish elevator structure for improving the fish trapping effect, which can ensure that the indoor working water depth keeps linking with the water phase of the river channel under the dam, and can solve the key problems of the fish elevator fish trapping system that the fish collecting range is not wide and the fish collecting efficiency is not high; simultaneously combine lift track and lure collection fish room structure to set up and rise fish case track for promote shoal of fish and collect the operation ability, effectively strengthen hydraulic and hydroelectric engineering and rise the fish machine and lure collection fish to cross dam efficiency.
The invention is realized by the following technical scheme.
The invention provides a fish elevator structure for improving fish trapping effect, which comprises a lifter; the elevator is installed at the top of the dam in a reservoir area, the downstream direction of the dam is provided with a liftable fish trapping chamber, the fish trapping chamber is arranged in parallel along the bank, a fish trapping inlet is formed in the fish trapping chamber, the elevator is hung with a fish lifting box in the upstream direction, a fish lifting box track is arranged at the top of the elevator corresponding to the fish trapping inlet, the fish lifting box is arranged in the fish lifting box track, and the fish lifting box track extends to the bottom of the downstream from the upstream water area of the dam through the top of the dam.
The downstream direction of dam has flexible pull rod slope to set up, and flexible pull rod upper end can extend to rise fish box track near the one end position of low reaches at the dam top, and flexible pull rod lower extreme is fixed in attracting and gathering fish room below.
The fish luring inlet is internally provided with a split type escape-proof door.
And a fish attracting water pipe is fixed at the position of the fish attracting inlet and is communicated with the inside and the outside of the fish attracting chamber.
And a lifting track is arranged on the downstream dam face of the dam, and the fish lifting box can move in the lifting track.
The lifting of the fish trapping chamber is driven by a driving oil cylinder arranged at the bottom of the fish trapping chamber.
And a water replenishing pipeline is arranged at the position of the downstream riverbed of the dam below the fish trapping and collecting chamber.
The fish luring water pipe is communicated with the water replenishing pipeline.
The invention has the beneficial effects that: a plurality of fish trapping chambers are arranged in parallel along the bank, so that the probability of trapping fish is improved from the front end; the fish trapping and collecting device is driven by the oil pressure lifting structure to freely change in the vertical direction, so that the problem of low actual operation effect caused by the fact that a traditional fish trapping and collecting chamber is not connected with the downstream water level of a dam site is solved; the split escape-proof device is arranged in the fish trapping box, so that the fish trapping effect is further improved; the water depth in the fish trapping chamber is controlled through a water replenishing pipeline, and water is filled into the fish trapping inlet through a fish trapping water pipe, so that the fish trapping effect is further improved; the fish lifting boxes are connected through the telescopic pull rods, and fish lifting box rails communicated with the dam bottom to the fish trapping boxes are arranged, so that the collecting and operating capacity of fish shoals is further improved; therefore, the maximum defect that the fish trapping effect of the front end of the fish elevator is low is overcome, the operation mode is flexible, and the method is an effective method for promoting the fish elevator to be practical in the field of fish protection of hydraulic and hydroelectric engineering.
Drawings
FIG. 1 is a schematic view of the arrangement of the present invention;
FIG. 2 is a schematic side view of the structure of FIG. 1;
FIG. 3 is a schematic view of the internal structure of the fish trapping chamber in FIG. 1;
fig. 4 is a schematic view of the lifting structure of the fish trapping chamber in fig. 1.
In the figure: 1-dam, 2-reservoir area, 3-lifting track, 4-fish trapping chamber, 5-lifter, 6-fish box, 7-fish trapping pipe, 8-fish trapping inlet, 9-water replenishing pipeline control valve, 10-water replenishing pipeline, 11-split anti-escape door, 12-telescopic pull rod, 13-driving oil cylinder and 14-fish box track.
Detailed Description
The technical solution of the present invention is further described below, but the scope of the claimed invention is not limited to the described.
Fig. 1 to 4 show a fish elevator structure for improving the fish luring effect, which comprises a lift 5; the elevator 5 is installed at the top of the dam 1 of the reservoir area 2, the liftable fish trapping chamber 4 is installed in the downstream direction of the dam 1, the fish trapping chamber 4 is arranged in parallel along the shore, a fish trapping inlet 8 is formed in the fish trapping chamber 4, the elevator 5 is provided with the fish lifting box 6 in the upstream direction in a hoisting mode, the top of the elevator 5 is provided with a fish lifting box rail 14 corresponding to the fish trapping inlet 8, the fish lifting box 6 is arranged in the fish lifting box rail 14, and the fish lifting box rail 14 extends to the bottom of the downstream from the upstream water area of the dam 1 through the top of the dam 1.
The downstream direction of the dam 1 is obliquely provided with a telescopic pull rod 12, the upper end of the telescopic pull rod 12 can extend to one end position of the fish lifting box track 14 close to the downstream of the top of the dam 1, and the lower end of the telescopic pull rod 12 is fixed below the fish trapping and collecting chamber 4.
The fish luring inlet 8 is provided with a split type escape-proof door 11.
A fish attracting water pipe 7 is fixed at the position of the fish attracting inlet 8, and the fish attracting water pipe 7 is communicated with the inside and the outside of the fish attracting chamber 4.
A lifting track 3 is arranged on the downstream dam surface of the dam 1, and a fish lifting box 6 can move in the lifting track 3.
The lifting of the fish trapping chamber 4 is driven by a driving oil cylinder 14 arranged at the bottom of the fish trapping chamber 4.
A water replenishing pipeline 10 is arranged at the position of the downstream riverbed of the dam 1 below the fish trapping chamber 4.
The fish luring water pipe 7 is communicated with the water replenishing pipeline 10.
Therefore, the power of the fish lifting machine is controlled by a driving motor, when the fish lifting machine works, the driving motor controls a driving oil cylinder 13 according to the real-time situation of the downstream water level of the dam site, and the lifting machine is further driven to drive the fish attracting and collecting box 4 to lift in the vertical direction so as to control the working elevation of the fish attracting inlet 8 of the fish attracting and collecting box 4 to be connected with the downstream water level; a plurality of fish trapping chambers 4 are arranged in parallel along the lower bank of the dam, each fish trapping chamber 4 corresponds to one fish trapping inlet 8, and a split escape-proof door 11 in a large-opening inlet-outlet type is arranged in each fish trapping inlet 8 and used for preventing fishes trapped in the chambers from escaping; a water replenishing pipeline 10 is arranged in each fish trapping chamber 4 and used for controlling the water volume in the fish trapping chamber 4 to meet the requirement of 1-2 m of working water depth, and the water replenishing pipeline 10 is made of stainless steel, aluminum alloy and the like which have good seepage-proofing performance, high strength, corrosion resistance and tensile compression resistance; the fish attracting water pipe 7 at the fish attracting inlet 8 is connected with the water replenishing pipe 10 through the bottom of the fish attracting chamber 4, and the preferential water flow condition of the fish is produced at the fish attracting inlet 8 so as to enhance the fish attracting effect of the fish attracting chamber.
The fish lifting part is completed by a lifting track 3, a lifter 5 and a fish lifting box 6. Arranging a fish lifting box rail 14 connected with the bottom of the dam in the direction of the longitudinal fish trapping chamber 4, starting a telescopic push-pull rod 12 connected with the fish lifting box 6 after a sufficient amount of fishes are collected in the fish trapping chamber 4, pushing the fish lifting box 6 to a fish gathering place in the fish trapping chamber 4, collecting the fishes in the fish trapping chamber 4 into the fish lifting box 6, and moving the fish lifting box 6 to the position below the dam along the fish lifting box rail 14 through the telescopic push-pull rod 12; starting the lifter 5, and lifting the fish lifting box 6 to the upstream water level along the lifting track 3; and finally, opening the upstream gate, and driving the fishes in the fish lifting box into the water area of the upstream reservoir area.
For the use of the invention, taking the national secondary protection animal Myxocyprinus asiaticus with the dam-crossing spawning demand in Yangtze river basin as an example, the specific implementation operation process is as follows:
the main habitat of the myxocyprinus asiaticus is the upper reaches of Yangtze river and tributaries thereof, and the spawning site is widely distributed in the upper main flow and the tributaries of Minjiang river, Carling river and the like. The fry of the myxocyprinus asiaticus after spawning and hatching floats downwards along with river water and spreads in the middle and lower reaches and branches of the Yangtze river and lakes, and the myxocyprinus asiaticus growing in the middle and lower water areas grows to a certain degree and then moves up to the river, inhabits in the upstream water areas and grows to maturity. The reproduction period of the myxocyprinus asiaticus is generally from 3 to 4 ten days of the first month, the full reproduction period is from frightening to about 20 days after spring harvest, and the suitable flow rate is 0.9-1.3 m/s.
(II) monitoring the gathering of the myxocyprinus asiaticus at a fish luring inlet of the fish luring chamber every time the migration peak of the myxocyprinus asiaticus comes, and starting a fish luring chamber driving device by combining the river water level at the inlet under the dam to drive the inlet of the fish luring chamber to be connected with the river water level in the vertical direction; opening a fish luring water pipe valve connected with a fish luring inlet, and adjusting the flow rate of the water pipe to be the proper flow rate of the myxocyprinus asiaticus to attract the myxocyprinus asiaticus to enter a fish luring and collecting chamber; after the myxocyprinus asiaticus enters the fish trapping chamber through the split anti-escape door, a water supply pipeline valve in the fish trapping chamber is opened to manufacture the water depth and flow state suitable for the survival of the fish, and the temporary inhabitation condition of the fish in the fish trapping chamber is guaranteed.
(III) start and rise fish box rail set, will rise the fish box through scalable pull rod and move to rouge fish shoal gathering department along rising fish box rail, collect the shoal of fish to rising in the fish box and transport to the dam under, start and rise the fish device, rise the fish box through lift control and follow lifting rail from supreme fortune to dam top department down, open the upper reaches gate at last, will rise fish in the fish box and drive into upper reaches reservoir area waters.
Claims (8)
1. The utility model provides a promote and lure rising fish machine structure of album fish effect, includes lift (5), its characterized in that: lift (5) are installed at dam (1) top in reservoir area (2), lure to collect fish room (4) that are equipped with the liftable in the downstream direction of dam (1), lure to collect fish room (4) and be a plurality of settings side by side along the bank, it has attracting fish import (8) to open on attracting fish room (4), lift (5) hoist and mount on the upstream direction and have rise fish box (6), there is rising fish box track (14) at the position that lift (5) top corresponds attracting fish import (8), it arranges in rising fish box track (14) to rise fish box (6), it extends to the low reaches bottom to rise fish box track (14) by dam (1) upper reaches waters through dam (1) top to rise fish box track (14).
2. A fish elevator structure for improving the effect of luring and collecting fish as claimed in claim 1, wherein: the downstream direction of dam (1) has flexible pull rod (12) slope setting, and flexible pull rod (12) upper end can extend to rise fish box track (14) and lean on the one end position of low reaches at dam (1) top, and flexible pull rod (12) lower extreme is fixed in trapping and collecting fish room (4) below.
3. A fish elevator structure for improving the effect of luring and collecting fish as claimed in claim 1, wherein: the fish luring inlet (8) is internally provided with a split type escape-proof door (11).
4. A fish elevator structure for improving the effect of luring and collecting fish as claimed in claim 1, wherein: a fish attracting water pipe (7) is fixed at the position of the fish attracting inlet (8), and the fish attracting water pipe (7) is communicated with the inside and the outside of the fish attracting chamber (4).
5. A fish elevator structure for improving the effect of luring and collecting fish as claimed in claim 1, wherein: and a lifting track (3) is arranged on the downstream dam surface of the dam (1), and the fish lifting box (6) can move in the lifting track (3).
6. A fish elevator structure for improving the effect of luring and collecting fish as claimed in claim 1, wherein: the lifting of the fish trapping chamber (4) is driven by a driving oil cylinder (13) arranged at the bottom of the fish trapping chamber (4).
7. A fish elevator structure for improving the effect of luring and collecting fish as claimed in claim 1, wherein: a water replenishing pipeline (10) is arranged at the position of the downstream riverbed of the dam (1) below the fish trapping chamber (4).
8. A fish elevator structure for improving the effect of attracting fish as claimed in claim 4 or 7, wherein: the fish luring water pipe (7) is communicated with the water replenishing pipe (10).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201910935930.9A CN110670536A (en) | 2019-09-29 | 2019-09-29 | Promote fish lift structure of luring collection fish effect |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201910935930.9A CN110670536A (en) | 2019-09-29 | 2019-09-29 | Promote fish lift structure of luring collection fish effect |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN110670536A true CN110670536A (en) | 2020-01-10 |
Family
ID=69080470
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201910935930.9A Pending CN110670536A (en) | 2019-09-29 | 2019-09-29 | Promote fish lift structure of luring collection fish effect |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN110670536A (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN111705764A (en) * | 2020-07-20 | 2020-09-25 | 中国电建集团北京勘测设计研究院有限公司 | Multi-inlet type fish elevator system |
-
2019
- 2019-09-29 CN CN201910935930.9A patent/CN110670536A/en active Pending
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN111705764A (en) * | 2020-07-20 | 2020-09-25 | 中国电建集团北京勘测设计研究院有限公司 | Multi-inlet type fish elevator system |
Similar Documents
| Publication | Publication Date | Title |
|---|---|---|
| CN108086262B (en) | Fish passing system for hydraulic engineering of closure dam | |
| CN114561918B (en) | Fish passing method of high dam comprehensive fish passing facility | |
| CN109469030B (en) | Fish gathering and transporting system for diversion type power generation high dam | |
| CN114541312B (en) | Fish collecting method of fish lift device for collecting fish by utilizing tail water of hydropower station | |
| CN209873695U (en) | Fish lifting machine device for collecting fish by utilizing tail water of hydropower station | |
| CN109736253B (en) | Fish collecting box for collecting fish by utilizing tail water and fish collecting method thereof | |
| CN106149646B (en) | Waterwheel-type fish pass | |
| CN111395279B (en) | Ecological scheduling system suitable for backtracking of fishes laying adhesive eggs | |
| CN110016883A (en) | A kind of device and its attracting fish method of hydropower station tail water fish gathering | |
| CN109371932B (en) | Hydraulic shaft type fish passing structure | |
| CN213978883U (en) | Waterwheel type fish passing facility | |
| CN110670536A (en) | Promote fish lift structure of luring collection fish effect | |
| CN113062261B (en) | Hydraulic engineering building based on ecological protection technology | |
| CN212452523U (en) | Multi-inlet type fish elevator system | |
| CN210031662U (en) | Fish collecting box for collecting fish by using tail water | |
| CN211057717U (en) | Promote fish lift structure of luring collection fish effect | |
| CN209873694U (en) | Device for collecting fish in tail water of hydropower station | |
| CN114403065B (en) | Method for environmentally-friendly and efficiently culturing shellfish in pond | |
| CN217678931U (en) | Weir dam with fish frog migration channel and automatic sand discharge function | |
| CN216018608U (en) | Fish attracting, driving and collecting integrated multifunctional fish collecting system | |
| CN215210825U (en) | Fish device is crossed to elevator formula | |
| CN211340713U (en) | Fish device is crossed to formula buoyancy behind dam | |
| CN210459143U (en) | Utilize integrated configuration of river levee and lock to realize crossing fish function | |
| CN209798707U (en) | Diversion type power station overflow dam section ecological reconstruction structure | |
| CN206744337U (en) | A kind of descending device of safe and efficient fish |
Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| PB01 | Publication | ||
| PB01 | Publication | ||
| SE01 | Entry into force of request for substantive examination | ||
| SE01 | Entry into force of request for substantive examination |