CN205682167U - Floated fish device that blocks - Google Patents
Floated fish device that blocks Download PDFInfo
- Publication number
- CN205682167U CN205682167U CN201620328518.2U CN201620328518U CN205682167U CN 205682167 U CN205682167 U CN 205682167U CN 201620328518 U CN201620328518 U CN 201620328518U CN 205682167 U CN205682167 U CN 205682167U
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- fish
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Classifications
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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
- Y02A40/80—Adaptation technologies in agriculture, forestry, livestock or agroalimentary production in fisheries management
- Y02A40/81—Aquaculture, e.g. of fish
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- Farming Of Fish And Shellfish (AREA)
Abstract
The utility model discloses a suspended fish blocking device, which comprises a cross section crossing structure, a water surface suspension structure, a fish blocking electric grid and an effect observation device; the cross section crossing structure comprises a main cable, a supporting structure, a cable saddle and an anchor, wherein the main cable is connected with the anchor through the supporting structure and the cable saddle; the water surface suspension structure comprises floaters which are arranged on the main cable and can be used for bearing the fish blocking electric fence, wherein the floaters are fixed on the main cable through fasteners; the fish blocking electric fence consists of a vertical cable, a transverse cable, a counterweight, an electrode array, a pulse power supply and a power transmission cable; wherein the upper part of the vertical cable is connected with the main cable, and the lower part of the vertical cable is connected with the counterweight; the transverse cable is connected with the vertical cable, the electrode array is formed by a plurality of electrode tubes which are arranged on the vertical cable, and the power transmission cable is respectively connected with the pulse power supply and the electrode tubes; the effect observation device is arranged on the main cable by adopting a sonar fish finder. The utility model discloses it is less not restricted by installation site environmental condition, can adapt to various fish section width, degree of depth and the water level variation requirement of blocking.
Description
Technical field
This utility model belongs to fish management technical field, is specifically related to a kind of floated device for blocking fish.
Background technology
Breed fish, block the purpose of the demands such as fish to reach human being's production life in the waters such as rivers, reservoir, lake, one
As use arrange in waters barricade mode carry out blocking fish, cut fish, resistance fish, every fish, drive fish and attracting, with guarantee Fish by
The mode preset according to the mankind or track are movable, and existing barricade the most ripe, effective has chemical fibre block, fish screen, blocks
Fish electricity grid etc., wherein, block fish effect with electric fish screen the most superior.Electric fish screen is to block fish section metallic conductor cloth one-tenth electricity
Battle array, utilize the electric field stimulation to Fish under water, make Fish trip to certain distance time, change direction to avoid electric field, thus
Reach to block fish, cut fish, resistance fish, every fish, the purpose of driving fish and attracting.
For reaching above-mentioned purpose, occur in that at present and various block fish mode, such as, Publication No. CN104594320A
Chinese patent disclose and a kind of cross fish formula ship lock and cross fish method, this is crossed fish formula ship lock and can be greatly saved and build fish pass structure
Construction investment, it is ensured that the ecological balance in river course.But owing to this electric fish screen crossing fish formula ship lock is mounted in electric fish screen liter
On fall machine, the two ends of electric fish screen elevator are arranged on the left of lock chamber on wall and lock chamber right-side wall;Construct loaded down with trivial details, make
Valency is high, and is limited by blocking fish spatial dimension.
For another example, the Chinese patent of Publication No. CN104082216A discloses a kind of single electric fish screen of suspension type, and this hangs
Hanging single electric fish screen is to be vertically arranged at least two main rope pylons in limit, river course or river course, and main rope pylon passes through main rope tower
Basis is fixed with ground;Main rope is suspended on main rope pylon, and end is fixing with the ground anchor foundation of ground main rope to be connected, two masters
After main rope tensioning between Sarasota frame, natural torsion is sagging;On main rope, each position is connected with crossbeam by hoist cable, and crossbeam keeps water
Flat;Crossbeam is connected with multiple suspension assembly, and suspension assembly is provided with on steel chain or steel wire rope, steel chain or steel wire rope installation electrode
Pipe, the lower end of suspension assembly is connected with the location pier bottom riverbed;Crossbeam is connected with band cable earth anchorage by crossbeam rope;Adjacent
Main rope between main rope pylon, hoist cable, crossbeam, suspension assembly are substantially in a plane.But the single electric fish screen of this suspension type
Constructing operation is dumb, and operation maintenance is inconvenient, and is limited by fabricating yard condition, it is impossible to adapt to various block fish width and
SEA LEVEL VARIATION requirement.
And for example, the Chinese patent of Publication No. CN102792905A disclose a kind of have electricity block fish machine accessible cross ship
Equipment, it is horizontal electric fish screen hurdle that electricity involved in this technical scheme blocks fish machine, by setting at barricade ship navigation
Put an accessible " u "-shaped and cross ship passage, on " u "-shaped base of frame and framework right angle setting horizontal electric fish screen hurdle, by blocking fish
The impulse electric field covering " u "-shaped that electric palisade produces is crossed ship passage and is prevented Fish from runing away, thus realizes blocking fish and prevent escaping, and can protect again
The card accessible purpose freely opened the navigation or air flight of ship.But resistance fish can not be played, every the effect of fish, and for the bigger lake of SEA LEVEL VARIATION
Face, reservoir etc. are difficult to carry out.
Summary of the invention
For solving the problems referred to above, this utility model provides a kind of floated device for blocking fish.So that it is guaranteed that Fish are according in advance
If mode or track movable, effectively control Fish and enter sensitive or foul water, Reasonable Protection provides with the management stock of fish
Science and technology ensures, reaches the purpose that human being's production life requirement is coordinated mutually with the protection of fish resources.
This utility model is achieved by following technical solution.
A kind of floated device for blocking fish, fills across structure, floating on water structure, electric fish screen and effect observation including section
Put;
Across structure, described section includes that main push-towing rope, supporting construction, cable saddle and anchorage, described supporting construction and cable saddle set respectively
Putting and blocking fish section two ends, and cable saddle is arranged on supporting construction top, anchorage is arranged on and blocks in the basement rock of fish section two ends, and main push-towing rope leads to
Cross supporting construction to be connected with anchorage with cable saddle;
Described floating on water structure includes the floating thing being available for electric fish screen load-bearing being arranged on main push-towing rope, the most floating
Thing is fixed on main push-towing rope by securing member;
Described electric fish screen is made up of the rope that hangs down, horizontal rope, mass, electrode array, the pulse power and power transmission cable;Wherein hang down rope
Top is connected with main push-towing rope by rustless steel wirerope clamp A and insulation rubber cushion, and rope bottom of hanging down is connected with mass;Horizontal rope is by stainless
Steel wirerope clamp B is connected with vertical rope, and electrode array is that multiple electrode tube is arranged on vertical rope, power transmission cable respectively with the pulse power and
Electrode tube is connected;
Described effect observing device includes sonar fish detector, and wherein each probe of sonar fish detector is separately mounted to block fish
On the main push-towing rope of section.
Described main push-towing rope, Chui Suo and horizontal Suo Jun use steel strand wires, steel wire rope or steel wire bunch.
Described floating thing uses rectangle or cylindrical floating material, and a length of 1.0 meters to 3.0 meters of floating material, width is
0.5 meter to 1.0 meters, height is 0.5 meter to 1.0 meters.
The laying on main push-towing rope of the described floating thing uses sectional mode, and laying spacing is between 1.0 meters to 3.0 meters.
Described securing member uses U-bolt or double bolt.
The spacing that described horizontal rope is laid on vertical rope is 3 meters to 5 meters.
Described electrode array uses multiple electrode tubes to be laid in the assembled arrangement mode that section is vertical and section is horizontal, and
It is arranged on vertical rope by rustless steel wirerope clamp B.
The described pulse power is for using pulse generator commutating pulse direct current energy, and pulse direct current electric energy is passed through transmission of electricity
Cable exports to the device of electrode array, and wherein pulse generator can provide two-stage nitration or three sections of dividing potential drops to power, pulse generator defeated
Entering voltage range is at alternating current 220V ± 10V, 50Hz, and input current is less than 6A;Output peak impulse voltage is 220V to 800V
Pulse direct current combination, output pulse frequency is rate 2 time/second to 10 times/second, and output pulse width is at 0.25 millisecond to 0.3 milli
Between Miao.
Described power transmission cable is laid along main push-towing rope and Chui Suo by torr wire ferrule.
It is 0.6~100.0m that described sonar fish detector detects the investigation depth of each probe, and degree of accuracy is 0.1m, sonar frequency
Rate is 200khz, and 3 probes of sonar fish detector are arranged on and block on fish section main push-towing rope, respectively in the left bank of main push-towing rope, right bank and
Arranged on main push-towing rope centrage.
The beneficial effects of the utility model are:
Compared with prior art, this utility model cost is relatively low, construction is simple, flexible operation, maintenance facility, and is installed
Space enrironment condition less-restrictive, adapts to various block fish section width, the degree of depth and SEA LEVEL VARIATION requirement, possesses preferable water resistant
Stream impact and shock resistance, enter sensitive or foul water with effectively control Fish, and Reasonable Protection will with the management stock of fish
Ask, to protecting and utilizing rivers, reservoir, lacustrine fishes resource significant, effectively control Fish and enter sensitive or dangerous
Waters, Reasonable Protection and the requirement managing the stock of fish.
Accompanying drawing explanation
Fig. 1 be described in the utility model block fish system across main structure body organigram;
Fig. 2 is that the section structure blocking fish system described in the utility model arranges schematic diagram.
In figure: 1-main push-towing rope, 2-supporting construction, 3-cable saddle, 4-anchorage, 5-floating thing, 6-securing member, 7-hangs down rope, and 8-is stainless
Steel wirerope clamp A, 9-insulate rubber cushion, the horizontal rope of 10-, 11-mass, 12-rustless steel wirerope clamp B, 13-electrode tube, 14-pulse
Generator, 15-power transmission cable, 16-holds in the palm wire ferrule, 17-sonar fish deteclor, 18-sonar fish deteclor search coverage.
Detailed description of the invention
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 and Figure 2, the floated device for blocking fish of one described in the utility model, including section across structure, water
Face suspension structure, electric fish screen and effect observing device;
Described section includes main push-towing rope 1, supporting construction 2, cable saddle 3 and anchorage 4, described supporting construction 2 and cable saddle 3 across structure
Being separately positioned on and block fish section two ends, and cable saddle 3 is arranged on supporting construction 2 top, anchorage 4 is arranged on and blocks fish section two ends basement rock
In, main push-towing rope 1 is connected with anchorage 4 with cable saddle 3 by supporting construction 2;In actual applications, block fish section should have across structure simultaneously
There is certain flexibility, block fish section SEA LEVEL VARIATION and current, the additonal pressure impact of wind load generation to bear;
Described floating on water structure includes the floating thing 5 being available for electric fish screen load-bearing being arranged on main push-towing rope 1, the most floating
Thing 5 is fixed on main push-towing rope 1 by securing member 6;To guarantee safe, steady in the case of various SEA LEVEL VARIATION of floated electric fish screen
Fixed operation;
Described electric fish screen refers to use floated electric fish screen mode, by arranging electrode array and form electricity blocking fish section
, thus reaching to block the purpose of fish, it is mainly by vertical rope 7, horizontal rope 10, mass 11, electrode array, the pulse power and power transmission cable
15 compositions;Rope 7 top of wherein hanging down is connected with main push-towing rope 1 by rustless steel wirerope clamp A8 and insulation rubber cushion 9, vertical rope 7 bottom and joining
Weight 11 connects;Horizontal rope 10 is connected with vertical rope 7 by rustless steel wirerope clamp B12, and electrode array is that multiple electrode tube 13 is arranged on
Hanging down on rope 7, power transmission cable 15 is connected with the pulse power and electrode tube 13 respectively;
Described effect observing device includes sonar fish detector 17, and wherein each probe of sonar fish detector 17 is separately mounted to
Block on the main push-towing rope 1 of fish section.
Above-mentioned main push-towing rope 1 is the floated important supporting member blocking fish system, resists external load by axial tension, preferably adopts
With the light weight such as steel strand wires, steel wire rope or steel wire bunch of high tensile steel wire composition, material that intensity is high, main push-towing rope 1 installation position should be
Blocking 0.5 meter to 1.0 meters scope on fish section peak level, main push-towing rope 1 length is unsuitable long or too short, and to meet, to block fish section each
Effectively block fish section width in the case of planting SEA LEVEL VARIATION, depth requirements is advisable, and main push-towing rope 1 quantity, spacing, specification, intensity should meet
The corresponding class of loading of floated barricade and rigidity requirement.
Above-mentioned supporting construction 2 is the floated important supporting member blocking fish system, and main push-towing rope 1 is by being arranged on supporting construction 2
The cable saddle 3 at top, is delivered to infrastructure and basement rock by vertical force component produced by the floated load blocking fish system, supports knot
Structure 2 preferably uses the structure that armored concrete equal strength is high, cost is low, its physical dimension form, embedded depth of foundation, intensity, steady
Qualitative grade need to meet respective design requirement.
Above-mentioned cable saddle 3 is arranged on supporting construction 2 top, and mainly to 1 support of main push-towing rope and guide effect, its form mainly has
Movable bearing support formula and hold-down support formula, the form of cable saddle 3, specification should be true in conjunction with the design load grade of floated barricade
Fixed.
Above-mentioned anchorage 4 is the anchoring body of main push-towing rope 1, is the component that the pulling force in main push-towing rope 1 passes to foundation, generally
Using gravity anchor and tunnel formula anchorage, the form of anchorage 4 should be in conjunction with geological conditions and the design load blocking fish section two ends
Grade determines, can meet design load requirement, can reduce again expenditure of construction and be advisable.
Above-mentioned floating thing 5 typically uses the rectangle or cylindrical floating material that buoyancy is bigger, and floating material length is generally
1.0 meters to 3.0 meters, width is generally 0.5 meter to 1.0 meters, and height generally 0.5 meter to 1.0 meters, floating thing 5 spacing typically exists
Between 1.0 meters to 3.0 meters, the floating thing 5 laying on main push-towing rope 1 typically uses sectional mode to save construction investment, specifically
The specification of selected floating thing 5 during enforcement, quantity should be in conjunction with blocking fish section landform, blocking the fish degree of depth and the design of floated electric fish screen
Buoyancy counterweight requirements determine.The color of floating thing should have direct visual impact effect to avoid blocking fish and water territory ship et al.
For impact failure, the material of floating thing should possess waterproof, protecting against shock, anti-stretching, aging resistance, the characteristic such as anticorrosive.
Above-mentioned securing member 6 refers to floating thing 5 is fixed on the device on main push-towing rope 1, and general employing bolt pattern, such as U-shaped spiral shell
Bolt, double bolts etc., be fixed on main push-towing rope 1 by the installation pedestal on floating thing 5, and its concrete specification determines according to main push-towing rope model,
Requiring to be advisable meeting floated electric fish screen design load, its material should possess waterproof, protecting against shock, anti-stretching, aging resistance, anti-
The characteristics such as corrosion.
Above-mentioned vertical rope 7 is the major bearing structures of electric fish screen, preferably uses steel strand wires, steel wire rope that high-tensile steel wires form
Or the light weight such as steel wire bunch, material that intensity is high, its top is by high-strength stainless steel wirerope clamp and insulation rubber cushion 9 and main push-towing rope
1 connects, and bottom is connected with mass 11, and preferably than blocking fish section maximum, to block the fish degree of depth long 1 meter to 3 meters for rope 7 length of hanging down, and blocks with satisfied
Effectively blocking fish depth requirements in the case of the various SEA LEVEL VARIATION of fish section to be advisable, the quantity of rope 7 of hanging down, spacing, specification, intensity should meet
Floated barricade global design class of loading, rigidity and safely, effectively service requirement.
Above-mentioned horizontal rope 10 is the transverse connection structure of electric fish screen, preferably uses the matter such as steel strand wires, steel wire rope or steel wire bunch
Gently, material that intensity is high, connected by common stainless steel wirerope clamp and Chui Suo 7, the spacing laid on vertical rope 7 is preferably at 3 meters
Between 5 meters, block electric fish screen monolithic stability requirement under the flow field change of fish section waters be advisable to meet, the quantity of horizontal rope 10,
Specification, intensity should meet floated barricade safely, effectively service requirement.
Above-mentioned mass 13 is to ensure that electric fish screen is relative in the water body flow field direction certain limit blocking fish section
Stable positioner, to guarantee that electric fish screen, not because blocking fish and water territory flow and unstability, inefficacy, typically uses and has enough
The modes such as the steel ball of weight, shot give counterweight in vertical rope bottom, to guarantee that the angle blocking fish section and water body flow field direction exists
Reaching preferably to block fish effect in ± 30 ° to be advisable, its material should possess aging resistance, the characteristic such as anticorrosive, its quantity, specification, weight
Etc. meeting relevant design Capability Requirement.
Above-mentioned electrode array typically uses multiple electrode tube 13 to give in the assembled arrangement mode that section is vertical and section is horizontal
Laying, electrode tube 13 typically uses the material such as zinc-plated electrode tube, brass electrode pipe, installed by common stainless steel wirerope clamp,
It is fixed on vertical rope 7;Single electrode tube 13 length is generally 0.5 meter to 1.5 meters, and electrode tube 13 diameter is generally 3 centimetres to 15
Centimetre, electrode tube 13 final lengths, diameter etc. should be according to intercepting fingerling and specification, blocking fish water environment and hydrographic features etc.
Condition is determined after calculating checking;Each electrode tube 13 section vertical distance is generally 0.5 meter to 2.0 meters, and each electrode tube 13 breaks
Face horizontal spacing is generally 1.5 meters to 5.0 meters, with the large-scale obstacle normal pass such as the trunk, the withered tree that guarantee to block in fish and water territory, electricity
Pole pipe forms chain structure on each vertical rope, and each bar is blocking fish section formation network structure electrode with the vertical rope 7 of electrode tube 13
Battle array, thus form electric fish barrier net to reach to block fish eyes blocking fish section.
The above-mentioned pulse power refers to by pulse generator 14, the alternating current of input is rectified into arteries and veins non-lethal to Fish
Rush direct current energy, and the certain amplitude obtained, width and continuous print pulse direct current electric energy are exported to blocking by power transmission cable 15
The device of the electrode array of fish electricity grid.Pulse generator 14 should provide two-stage nitration or three sections of dividing potential drops to power, and its input voltage range should
At alternating current 220V ± 10V, 50Hz, input current should be less than 6A;Output peak impulse voltage is the pulse direct current of 220V to 800V
Electricity combination, output pulse frequency is rate 2 time/second to 10 times/second, output pulse width should between 0.25 millisecond to 0.3 millisecond, with
Adapt to different fingerling blocks fish needs;Pulse power working condition should be between-10 DEG C to 60 DEG C, and working environment relative humidity is little
In 80%, load resistance should be greater than 0.8 Europe.
Above-mentioned power transmission cable 15 refers to connect the device between electrode tube 13 and the pulse power, thinks electric fish screen electrode array
Thering is provided stable electric power safeguard, power transmission cable 15 is laid along main push-towing rope 1 and Chui Suo 7 by torr wire ferrule 16, and its length should be blocked to meet
Effectively blocking fish depth requirements in the case of the various SEA LEVEL VARIATION of fish section to be advisable, material therefor should possess good insulating, waterproof, anti-old
Change, resistance to compression, shock resistance, the characteristic such as wear-resisting, corrosion-resistant.
Described effect observing device refers to use the technology such as sonar, ultrasound wave to blocking fish section and surrounding body specifically blocks fish
The apparatus system that effect is observed, such as sonar fish detector 17, ultrasonic fish finer etc. can be used for the fish finding to block fish and water territory
Group motion to, shoal of fish site, the sonar of scope, ultrasonic listening and analysis system, its principle generally utilizes sound wave, ultrasonic
Ripple propagation characteristic in blocking fish and water territory, by electroacoustic conversion and information processing, analysis, completes Fish under water and detects, classifies, determines
Position, count, follow the tracks of, communication and information feedback, the integrated system analyzed.Effect observing device specifically chosen, should be according to blocking fish
Effect observation operating accuracy requires to be determined.It is 0.6~100.0m that sonar fish detector 17 detects the investigation depth of each probe,
Degree of accuracy is 0.1m, and sonar frequency is 200khz, and its 3 probes are arranged on and block on fish section main push-towing rope 1, respectively on a left side for main push-towing rope 1
Arranged on bank, right bank and main push-towing rope 1 centrage.
Described section can block fish region in entirety across structure and arrange one or more groups, floated to form single or multiple lift
Electric fish screen, to reach more effectively to block fish effect;Within blocking fish section at one, it is also possible to according to section landform, structures
The mounting condition requirements such as distribution, block arrange on fish section overall or local multiple sections across structure, make floated block fish electricity
The laying of grid is more flexible, economical, reasonable and has operability.
Below in conjunction with dish river, north Guangzhao Hydropower Station embodiment, this utility model scheme is described in further detail as follows:
(1) project profile
Guangzhao Hydropower Station is a maximum step hydropower station and backbone reservoir on the dish Jiang Ganliu of north, is positioned at Guizhou Province Bei Panjiang
Middle reaches, based on generating, take into account the comprehensive utilization functions such as shipping, for incomplete carry-over storage.Reservoir operation scheme
745m, level of dead water 691m, diversion tunnel import floor elevation 670m, maximum water depth 150m before dam, water level the most all 745~
Changing between 710.5m, only continuous dry years water level just disappears and falls level of dead water 691m, waters mean breadth in 1km before dam
600m。
Guangzhao Hydropower Station barrage is Compacted Concrete Gravity Dam Section, and dam body divides left and right bank dash monolith, Overflow Section and the end
Hole monolith, wherein overfall dam segment length 75m, left and right bank the longest 163m and 156m of dash monolith, the long 50m of bottom outlet monolith.Right bank draws
Water system uses two hole 4 machine packet way of supplying water, the maximum water diversion flow 866m of design3/ s, water inlet is that bank is tower, diversion tunnel
For circular cross section, internal diameter 11m.Flood relief through dam table hole is arranged in dam stage casing, the maximum flood discharge flow 9857m of table hole design3/ s, if
3 holes, every hole clear span 16m, elevation of weir crest 725m, every hole is provided with 16 × 20m arch gate.
Guangzhao Hydropower Station relates to section and has Fish 4 mesh 10 section 38 and belong to 53 kinds, its middle period knot fish, black former Cyprinus carpio, long buttocks, dark
4 kinds of Fish of color lip dace have been listed in " China animals on the brink of extinction Red Data Book Fish ", and Met roller, leaf knot fish, 3 kinds of Fish of long buttocks are pearl
River Drainage is peculiar.Reality is arranged according to Guangzhao Hydropower Station water intake for power generation and release floodwatering facility, and floated barricade and light
According to power station major project, maritime engineering safety, coordinated operation related request, unfavorable for protecting above-mentioned Fish to run from power station
Impact, is provided with floated barricade at the narrower place, reservoir area of dam upstream 360m.
(2) section is across structure deployment scenarios
As shown in Figure 1 and Figure 2, actual according to front waters, dam landform, its section blocking fish system uses main push-towing rope 1 across structure
It is connected by blocking the supporting construction 2 of fish section two sides, cable saddle 3 and the anchorage 4 being arranged in the basement rock of two sides at the 360m of dam upstream,
Blocking fish section width is 500m.
Main push-towing rope 1 is that spacing is 1.0m, and main push-towing rope 1 passes through along reservoir longitudinally disposed 2 Φ 36 high-strength galvanized steel wire ropes
C25 reinforced concrete knoll supporting construction 2 is laid in blocks fish section two sides 745.5m eminence, and a length of 550m, two ends were passed through
Hold-down support formula cable saddle 3 and the tunnel formula anchor ingot 4 of saddle radius 400mm are fixedly connected, and are just blocking fish section reservoir to meet
Often water storage level 745m effectively blocks fish width, depth requirements to level of dead water 691m constant interval.
(3) floating on water structure deployment scenarios
As in figure 2 it is shown, floating thing 5 uses the red rectangle PE rotational moulding floating material that buoyancy is bigger, possesses the punching of stronger vision
Hit effect and waterproof, protecting against shock, anti-stretching, aging resistance, the characteristic such as anticorrosive, its storehouse longitudinally a length of 1.0m, a width of downstream
3.0m, a height of 1.0m.
Actual according to blocking fish section reservoir area landform, and block fish section and effectively block the normal water-retention of fish depth requirements, i.e. reservoir
The 75m interval depth of position 745m to diversion tunnel import floor elevation 670m, it is considered to totally to block the fish degree of depth deep compared with effectively blocking fish
After degree expanded range 25m, floating thing amounts to lays 125 pieces, and on the main push-towing rope 1 of 550m length, spacing is laid according to following principle:
1. main push-towing rope central segment scope lays principle: i.e. within the scope of main push-towing rope 1 centrage both sides 175m, and this 350m blocks fish and breaks
The fish overall depth of blocking of face section is 75m to 100m, and floating thing 5 is laid and arranged according to spacing 1.0m, this 350m Lan Yu section district
The floating thing 5 of section amounts to lays 88 pieces.
2. main push-towing rope inclined bank segment limit lay principle: i.e. outside the 175m scope of main push-towing rope 1 centrage both sides to 225m scope it
Interior interval, it is 50m to 75m that this 100m blocks the fish overall depth of blocking of fish section section, and floating thing 5 is laid according to spacing 2.0m cloth
Putting, this 100m blocks the floating thing 5 of fish section section and amounts to laying 20 pieces.
3. main push-towing rope bank segment limit lay principle: i.e. outside the 225m scope of main push-towing rope 1 centrage both sides to 275m scope it
Interior interval, what this 100m blocked fish section section blocks fish overall depth at below 50m, and floating thing 5 is laid and arranged according to spacing 3.0m,
This 100m blocks the floating thing 5 of fish section section and amounts to laying 17 pieces.
Described floating thing 5 all uses M10-160 type U-bolt 6 to be fixed, its height overall 160mm, internal diameter 32mm, center
Away from 46mm, the long 28mm of tooth, material is 304 rustless steels, and each floating thing 5 arranges 4 U-bolts 6, amounts to and arranges 500.
(4) electric fish screen deployment scenarios
As in figure 2 it is shown, hang down, rope 7 uses Φ 26 high-strength galvanized steel wire rope, be arranged on main push-towing rope 1 each section floating thing 5 it
Between center on, the rope 7 that hangs down is laid spacing and is differed, in main push-towing rope 1 central segment, inclined bank section, bank section blocking each section of fish section
Spacing be respectively 4m, 5m, 6m.The top of vertical rope 7 is connected with main push-towing rope 1 by rustless steel wirerope clamp A8 and insulation rubber cushion 9,
Bottom is connected with 50kg counterweight steel ball 11, blocks the vertical rope 7 length ratio of each section on fish section and blocks fish section maximum to block the fish degree of depth long
1m, blocks fish section reservoir operation scheme 745m and effectively blocks fish depth requirements to meet to level of dead water 691m constant interval.Above-mentioned
Rustless steel wirerope clamp A8 uses high-strength stainless steel wirerope clamp.
Described horizontal rope 10 uses Φ 20 high-strength galvanized steel wire rope, described horizontal rope 10 by rustless steel wirerope clamp B12 and
The rope 7 that hangs down connects, and horizontal rope 10 is laid spacing and is 4.0m blocking each section of fish section, blocks under the flow field change of fish section waters to meet
Electric fish screen monolithic stability requirement.Above-mentioned rustless steel wirerope clamp B12 uses common stainless steel wirerope clamp.
Described electrode tube 13 is zinc-plated electrode tube, and is installed by rustless steel wirerope clamp B12, be fixed on vertical rope 7.Electricity
The a length of 1.0m of pole pipe 13, a diameter of 8cm, each electrode tube 13 laying spacing on vertical rope 7 is blocking each section of fish section
1.5m, each electrode tube 13 section horizontal spacing is consistent with vertical rope 7 spacing, large-scale to guarantee trunk, the withered tree etc. that block in fish and water territory
Obstacle normal pass.
The input voltage range of described pulse generator 14 is alternating current 220V ± 10V, 50Hz, it is possible to provide two-stage nitration or three sections points
Pressure power supply, input current is 5A, and the peak impulse voltage of output is the pulse direct current combination of 600V, and output pulse frequency is rate 5
Secondary/second, output pulse width is 0.3 millisecond.Pulse power working condition is between-10 DEG C to 60 DEG C, and working environment is the wettest
Degree is less than 80%, and load resistance is 1.0 Europe.Power transmission cable 15 is laid along main push-towing rope 1 and Chui Suo 7 by torr wire ferrule 16, and top layer is exhausted
Edge is good, waterproof, anti-aging, resistance to compression, shock resistance, molding material wear-resisting, corrosion resistant, to connect electrode tube 13 and pulse electricity
Source, provides stable power guarantee for electric fish screen electrode array.
(5) effect observing device situation
The floated fish system that blocks of Guangzhao Hydropower Station uses sonar fish detector 17 to block the shoal of fish trend in fish and water territory, fish for observation
Group site, scope, complete Fish under water detect, classify, position, count, follow the tracks of, communication and information feedback, analysis.Sonar
It is 0.6~100.0m that fish detector 17 detects the investigation depth of each probe, and degree of accuracy is 0.1m, and sonar frequency is 200khz, and they are 3 years old
Individual probe is arranged on and blocks on fish section main push-towing rope 1, is arranged respectively on the left bank of main push-towing rope 1, right bank and main push-towing rope 1 centrage, as
Described in Fig. 2, the fish movement data obtained in the range of each probe detection sonar fish detector search coverage 18 pass through rear computer
It is analyzed, processes.
Claims (10)
1. a floated device for blocking fish, it is characterised in that: include section across structure, floating on water structure, electric fish screen and
Effect observing device;
Described section includes main push-towing rope (1), supporting construction (2), cable saddle (3) and anchorage (4), described supporting construction (2) across structure
Being separately positioned on cable saddle (3) and block fish section two ends, and cable saddle (3) is arranged on supporting construction (2) top, anchorage (4) is arranged on
Blocking in the basement rock of fish section two ends, main push-towing rope (1) is connected with anchorage (4) with cable saddle (3) by supporting construction (2);
Described floating on water structure includes the floating thing (5) being available for electric fish screen load-bearing being arranged on main push-towing rope (1), the most floating
Thing (5) is fixed on main push-towing rope (1) by securing member (6);
Described electric fish screen is by the rope that hangs down (7), horizontal rope (10), mass (11), electrode array, the pulse power and power transmission cable (15) group
Become;Rope (7) top of wherein hanging down is connected with main push-towing rope (1) by rustless steel wirerope clamp A (8) and insulation rubber cushion (9), under vertical rope (7)
Portion is connected with mass (11);Horizontal rope (10) is connected with vertical rope (7) by rustless steel wirerope clamp B (12), and electrode array is multiple
Electrode tube (13) is arranged on vertical rope (7), and power transmission cable (15) is connected with the pulse power and electrode tube (13) respectively;
Described effect observing device includes sonar fish detector (17), and wherein each probe of sonar fish detector (17) is separately mounted to
Block on the main push-towing rope (1) of fish section.
The floated device for blocking fish of one the most according to claim 1, it is characterised in that: described main push-towing rope (1), hang down rope (7) and
Horizontal rope (10) all uses steel strand wires, steel wire rope or steel wire bunch.
The floated device for blocking fish of one the most according to claim 1, it is characterised in that: described floating thing (5) uses rectangle
Or cylindrical floating material, a length of 1.0 meters to 3.0 meters of floating material, width is 0.5 meter to 1.0 meters, height be 0.5 meter extremely
1.0 rice.
The floated device for blocking fish of one the most according to claim 1, it is characterised in that: described floating thing (5) is in main push-towing rope (1)
On laying use sectional mode, lay spacing be between 1.0 meters to 3.0 meters.
The floated device for blocking fish of one the most according to claim 1, it is characterised in that: described securing member (6) uses U-shaped spiral shell
Bolt or double bolt.
The floated device for blocking fish of one the most according to claim 1, it is characterised in that: described horizontal rope (10) is in vertical rope (7)
The spacing of upper laying is 3 meters to 5 meters.
The floated device for blocking fish of one the most according to claim 1, it is characterised in that: described electrode array uses multiple electrodes
Pipe (13) is laid in the assembled arrangement mode that section is vertical and section is horizontal, and is pacified by rustless steel wirerope clamp B (12)
It is contained on vertical rope (7).
The floated device for blocking fish of one the most according to claim 1, it is characterised in that: the described pulse power is for using pulse
Generator (14) commutating pulse direct current energy, and pulse direct current electric energy is exported to the dress of electrode array by power transmission cable (15)
Putting, wherein pulse generator (14) can provide two-stage nitration or three sections of dividing potential drops to power, and the input voltage range of pulse generator (14) is
At alternating current 220V ± 10V, 50Hz, input current is less than 6A;Output peak impulse voltage is the pulse direct current of 220V to 800V
Combination, output pulse frequency be rate 2 time/second to 10 times/second, output pulse width is between 0.25 millisecond to 0.3 millisecond.
The floated device for blocking fish of one the most according to claim 1, it is characterised in that: described power transmission cable (15) is by torr
Wire ferrule (16) is laid along main push-towing rope (1) and vertical rope (7).
The floated device for blocking fish of one the most according to claim 1, it is characterised in that: described sonar fish detector (17) is visited
The investigation depth surveying each probe is 0.6~100.0m, and degree of accuracy is 0.1m, and sonar frequency is 200khz, and sonar fish detector
(17) 3 probes are arranged on and block on fish section main push-towing rope (1), respectively at left bank, right bank and main push-towing rope (1) centrage of main push-towing rope (1)
On arranged.
Priority Applications (1)
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CN201620328518.2U CN205682167U (en) | 2016-04-19 | 2016-04-19 | Floated fish device that blocks |
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CN201620328518.2U CN205682167U (en) | 2016-04-19 | 2016-04-19 | Floated fish device that blocks |
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ID=57264118
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Cited By (2)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CN105900866A (en) * | 2016-04-19 | 2016-08-31 | 中国电建集团贵阳勘测设计研究院有限公司 | Floated fish system that blocks |
CN111771807A (en) * | 2020-07-24 | 2020-10-16 | 李影影 | Flood-prevention waterlogging water production and loss is with breeding pond retaining structure |
-
2016
- 2016-04-19 CN CN201620328518.2U patent/CN205682167U/en not_active Withdrawn - After Issue
Cited By (3)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CN105900866A (en) * | 2016-04-19 | 2016-08-31 | 中国电建集团贵阳勘测设计研究院有限公司 | Floated fish system that blocks |
CN105900866B (en) * | 2016-04-19 | 2019-03-26 | 中国电建集团贵阳勘测设计研究院有限公司 | Floated fish system that blocks |
CN111771807A (en) * | 2020-07-24 | 2020-10-16 | 李影影 | Flood-prevention waterlogging water production and loss is with breeding pond retaining structure |
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