CN105794708A - Electric fish blocking grid structure of fish collecting pond - Google Patents
Electric fish blocking grid structure of fish collecting pond Download PDFInfo
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- CN105794708A CN105794708A CN201610161061.5A CN201610161061A CN105794708A CN 105794708 A CN105794708 A CN 105794708A CN 201610161061 A CN201610161061 A CN 201610161061A CN 105794708 A CN105794708 A CN 105794708A
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Classifications
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- A—HUMAN NECESSITIES
- A01—AGRICULTURE; FORESTRY; ANIMAL HUSBANDRY; HUNTING; TRAPPING; FISHING
- A01K—ANIMAL HUSBANDRY; AVICULTURE; APICULTURE; PISCICULTURE; FISHING; REARING OR BREEDING ANIMALS, NOT OTHERWISE PROVIDED FOR; NEW BREEDS OF ANIMALS
- A01K63/00—Receptacles for live fish, e.g. aquaria; Terraria
- A01K63/003—Aquaria; Terraria
- A01K63/006—Accessories for aquaria or terraria
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- Life Sciences & Earth Sciences (AREA)
- Environmental Sciences (AREA)
- Marine Sciences & Fisheries (AREA)
- Animal Husbandry (AREA)
- Biodiversity & Conservation Biology (AREA)
- Farming Of Fish And Shellfish (AREA)
Abstract
The invention discloses a fish blocking electric grid structure of a fish collecting pond, which comprises the fish collecting pond, wherein a downstream platform is arranged at the downstream side of the fish collecting pond, an upstream platform is arranged at the upstream side of the fish collecting pond, side piers are arranged at the side of the fish collecting pond to form an installation chamber, an electric grid hydraulic opening and closing mechanism is arranged in the installation chamber, a fish collecting box and a fish catching grid are respectively arranged in the fish collecting pond, a fish blocking electric grid is also arranged at one side, close to the downstream platform, of the side surface of the fish collecting pond, and a rail carrying mechanism for installing the fish blocking electric grid and the fish catching grid is also arranged on the fish collecting pond. According to the invention, the installation, operation and maintenance requirements of the fish blocking electric fence are combined, and the fish blocking electric fence of the fish collecting pool is arranged, so that the fishes entering the fish collecting pool area can enter the fish collecting box at one side of the fish collecting pool according to a preset activity mode and track and then realize gene communication of the upstream and downstream of the reservoir through the fish facilities, and the fish facilities such as a fish elevator, a fish collecting and transporting system and the like are ensured to really exert environmental protection, economic and social benefits.
Description
Technical field
The invention belongs to Hydraulic and Hydro-Power Engineering environmental protection technical field, be specifically related to a kind of fish gathering pond electric fish screen structure.
Background technology
At present, fish technology and the correlational study work system excessively of China's Hydraulic and Hydro-Power Engineering owe perfect relatively, reservoir is swum across the key problem of fish technology up and down and is not yet studied and solve, wherein, about fish lift, the collection attracting technology in the fish pass structure inlet header fishponds such as transporting something containerized fish system and correlational study work, many complicated factors such as ecological technique and engineering are related to because of it, its technology maturation, collection attracting effect better and is easy to operation, the example implemented is less, and block fish in existing fish gathering pond, lead facilities for fish's passage and mostly be physical arrangement, such as steel construction grid, screen aluminum alloy etc., blocking fish, lead Fish can be caused by fish process and injure largely, infringement, the transhipment of follow-up Fish and survival rate are caused bigger adverse effect.Therefore, in the urgent need to carrying out some fish gathering pond collection attracting technical research, to guarantee that the fish pass structure such as fish lift, transporting something containerized fish system really plays benefit.
Summary of the invention
For solving the problems referred to above, the invention provides a kind of fish gathering pond electric fish screen structure, the Fish making entrance fish gathering pool area can according to the gene exchange realizing reservoir upstream and downstream after default model of action and track entrance side, fish gathering pond fish-collecting box again through fish pass structure, it is ensured that the fish pass structures such as fish lift, transporting something containerized fish system really play environmental protection, economy and social benefit.
The present invention is achieved by following technical solution.
A kind of fish gathering pond electric fish screen structure, including fish gathering pond, downstream, described fish gathering pond is provided with downstream platform, fish gathering pond upstream side is provided with upstream table, described fish gathering pond side is provided with abutment pier and forms installation room, electricity Shan hydraulic switch mechanism it is provided with in installation room, it is separately installed with fish-collecting box in described fish gathering pond and catches up with fish corral, side, described fish gathering pond is additionally provided with electric fish screen near downstream platform side, described fish gathering pond is additionally provided with for installing electric fish screen and catching up with the track carrier mechanism of fish corral.
Described track carrier mechanism includes suspention rail, platform track, hoist engine and hauling rope, wherein suspention rail is respectively arranged at top and the bottom of abutment pier, platform track is separately positioned on abutment pier top and upstream table side, and hauling rope one end is connected with hoist engine, and the other end is connected with catching up with fish corral.
Described electric fish screen includes hang down rope, the pulse power and electrode array, and wherein electrode array is that some electrode tubes are arranged on vertical line, and vertical line two ends respectively are separately fixed on suspention rail, and the pulse power and electrode tube are connected by power transmission cable.
Described hydraulic switch mechanism includes buttress, hydraulic pump, hydraulic stem, hydraulic arm, and wherein buttress is arranged in installation room, and hydraulic stem is arranged on buttress, and hydraulic pump and hydraulic arm are separately positioned on hydraulic stem two ends.
Described suspention rail two ends are provided with track castor, and track castor adopts V-type or U-shaped steel construction directional wheel pattern.
Described vertical rope is steel strand wires, steel wire rope or steel tendon, and its upper and lower is connected with suspention rail respectively through wirerope card A and insulation rubber cushion.
The described pulse power adopts pulse generator, and the input voltage range of pulse generator is alternating current 220V ± 10V, 50Hz, and input current is less than 6A；Output peak impulse voltage be 220V to 800V pulse direct current 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.
Described electrode tube adopts zinc-plated electrode tube or brass electrode pipe, and is arranged on vertical rope by wirerope card B.
Described power transmission cable is laid along suspention rail and Chui Suo by holding in the palm wire ferrule.
The lifting tonnage of described hoist engine is at 2.0 tons to 8.0 tons, and the rated speed of rope on lifting drum is 7.0 ms/min to 15.0 ms/min.
The invention has the beneficial effects as follows:
The present invention collection attracting needs according to fish pass structure inlet header fishponds such as fish lift, transporting something containerized fish systems, in conjunction with electric fish screen installation, operation, maintenance requirement, by arranging fish gathering pond electric fish screen, the Fish making entrance fish gathering pool area can according to the gene exchange realizing reservoir upstream and downstream after default model of action and track entrance side, fish gathering pond fish-collecting box again through fish pass structure, guarantee that the fish pass structure such as fish lift, transporting something containerized fish system really plays environmental protection, economy and social benefit, provide strong science and technology support for building environmental type Hydraulic and Hydro-Power Engineering.
The present invention blocks fish section by main in fish gathering pond, large area and lays electric fish screen, and catch up with fish corral mode in conjunction with area secondary, little, such as steel construction grid, screen aluminum alloy etc., reduction to the full extent is blocked fish, is led injury, infringement that Fish are caused by fish process, advantageously transport in follow-up Fish, and ensure the survival rate of follow-up Fish.
Accompanying drawing explanation
Fig. 1 is the planar structure schematic diagram of the present invention；
Fig. 2 is the structural representation of Zhong electricity Shan of the present invention hydraulic switch mechanism；
Fig. 3 is section structure schematic diagram of the present invention.
In figure: 1-fish gathering pond, 2-fish-collecting box, 3-downstream platform, 4-upstream table, 5-abutment pier, 6-electric fish screen, 7-catches up with fish corral, 8-hydraulic pump, 9-hydraulic stem, 10-hydraulic arm, 11-installation room, 12-buttress, 13-suspends rail, 14-platform track, the 15-pulse power, 16-power transmission cable in midair, 17-hangs down rope, and 18-holds in the palm wire ferrule, and 19-wirerope card A, 20-insulate rubber cushion, 21-wirerope card B, 22-electrode tube, 23-hoist engine, 24-hauling rope.
Detailed description of the invention
Technical scheme is further described below in conjunction with accompanying drawing, but described in the scope claimed is not limited to.
As shown in Figure 1 to Figure 3, a kind of fish gathering pond of the present invention electric fish screen structure, including fish gathering pond 1, downstream, described fish gathering pond 1 is provided with downstream platform 3, fish gathering pond 1 upstream side is provided with upstream table 4, described fish gathering pond 1 side is provided with abutment pier 5 and forms installation room 11, electricity Shan hydraulic switch mechanism it is provided with in installation room 11, it is separately installed with fish-collecting box 2 in described fish gathering pond 1 and catches up with fish corral 7, side, described fish gathering pond 1 is additionally provided with electric fish screen 6 near downstream platform 3 side, described fish gathering pond 1 is additionally provided with for installing electric fish screen 6 and catching up with the track carrier mechanism of fish corral 7.Installation room 11 in the present invention is for the fabricating yard in the hydraulic switch mechanism within the abutment pier 5 in fish gathering pond 1, the structure high for armored concrete equal strength, cost is low, the structure such as including installation room well lid, import, cat ladder and hydraulic headstock gear clipping room, the physical dimension of installation room, stability to meet hydraulic switch mechanism and be installed on normally, safe operation is advisable.Described electric fish screen 6 is for adopting movable electric fish screen mode.
Described track carrier mechanism includes suspention rail 13, platform track 14, hoist engine 23 and hauling rope 24, wherein suspention rail 13 is respectively arranged at top and the bottom of abutment pier 5, platform track 14 is separately positioned on abutment pier 5 top and upstream table 4 side, hauling rope 24 one end is connected with hoist engine 23, and the other end is connected with catching up with fish corral 7.
Described suspention rail be 13 for installing, the steel-rail structure of fixing electric fish screen 6, adopt the steel structure material such as carbon steel or medium managese steel；Suspention rail 13 two ends are provided with track castor, and for the platform track system to overlap top and bottom, track castor adopts V-type or U-shaped steel construction directional wheel pattern, and its diameter is 0.1 meter to 0.2 meter；Suspention rail 13 roof rail catches up with fish corral 7 along the moving track of fish gathering pond 1 transverse movement with for mobile, and this track adopts reverse V-shaped or inverted U structural shape, with the effective overlap joint guaranteed with catch up with fish corral 7 top rail castor；The suspention design parameter such as the material of track 13, specification, intensity should meet electric fish screen 6 structure in fish gathering pond 1 properly functioning time corresponding class of loading, Stability Analysis of Structures and safe operation designing requirement.
Described platform track 14 is used for electric fish screen 6, catches up with fish corral 7 normally mobile operation, adopts the steel structure material such as carbon steel or medium managese steel；Wherein the keep to the side platform track 14 of pier 5 side is that this track adopts reverse V-shaped or inverted U structural shape for the electric fish screen 6 track along fish gathering pond 1 lengthwise movement, to guarantee and effective overlap joint of suspention rail 13 two ends track castor；Platform track 14 by upstream table 4 side is move to catch up with fish corral 7 along the track of fish gathering pond 1 transverse movement, adopts reverse V-shaped or inverted U structural shape, to guarantee and to catch up with effective overlap joint of fish corral 7 top rail castor；The design parameters such as the material of platform track 14, specification, intensity should meet fish gathering pond electric fish screen 6 structure properly functioning time corresponding class of loading, Stability Analysis of Structures and safe operation designing requirement.
Described electric fish screen 6 arranges electrode array for lateral the blocking in fish gathering pond 1 and forms electric field on fish section, thus reach to block fish, lead fish eyes structure, mainly include hang down rope 17, the pulse power 15 and electrode array, wherein electrode array is that some electrode tubes 22 are arranged on vertical line 17, vertical line 17 two ends respectively are separately fixed on suspention rail 13, and the pulse power 15 and electrode tube 22 are connected by power transmission cable 16.
Described vertical rope 17 is the major bearing structures of electric fish screen 6, the light weights such as steel strand wires, steel wire rope or steel wire bunch that high-tensile steel wires form should be adopted, material that intensity is high, its upper and lower is connected with suspention rail 13 respectively through wirerope card A19 and insulation rubber cushion 20, the vertical quantity of rope 17, spacing, specification, intensity etc. should meet fish gathering pond electric fish screen structure properly functioning time corresponding class of loading, Stability Analysis of Structures and safe operation designing requirement.
The described pulse power 15 is referred to and is rectified into the non-lethal pulse direct current electric energy of Fish by pulse generator by the alternating current of input, and the certain amplitude obtained, width and continuous print pulse direct current electric energy is gone out to electric fish screen 6 by power transmission cable defeated 16.The pulse power 15 in the present invention adopts pulse generator, and two-stage nitration or three sections of dividing potential drops should be provided to power, and its input voltage range should at alternating current 220V ± 10V, 50Hz, and input current should be less than 6A；Output peak impulse voltage is the pulse direct current combination of 220V to 800V, and output pulse frequency is rate 2 time/second to 10 times/second, and output pulse width between 0.25 millisecond to 0.3 millisecond, should block fish needs with what adapt to different fingerling；Pulse power working condition should between-10 DEG C to 60 DEG C, and working environment relative humidity is less than 80%, and load resistance should be greater than 0.8 Europe.
Described electrode tube 22 adopts the material such as zinc-plated electrode tube, brass electrode pipe, is installed by wirerope card B21, is fixed on vertical rope 17；Single electrode tube length is 0.3 meter to 0.8 meter, and diameter is 3.0 centimetres to 8.0 centimetres, and each electrode tube vertical distance is 0.3 meter to 0.5 meter；Electrode tube forms chain structure on each vertical rope, and each bar is blocking fish section formation network structure electrode array with the vertical rope of electrode tube, thus forming electric fish barrier net to reach to block fish eyes blocking fish section.Wirerope card B is ordinary steel cable card.
Described power transmission cable 16 is used for connecting electrode tube 22 and the pulse power 15, think that electric fish screen electrode array provides stable electric power safeguard, power transmission cable 16 is by asking wire ferrule 18 to lay along suspention rail 13 and Chui Suo 17, and material therefor should possess good insulating, waterproof, anti-aging, resistance to compression, shock resistance, the characteristic such as wear-resisting, corrosion-resistant.
Described hoist engine 23 refers to that employing motor is as the power resources catching up with fish corral 7 to move, and make reel turn round by driving device, hoist engine 23 lifting tonnage is at 2.0 tons to 8.0 tons, rated speed of rope on hoist engine 23 reel is 7.0 ms/min to 15.0 ms/min, during to guarantee that fish corral is caught up with in hoist engine traction steadily, safe operation, hoist engine 23 concrete model, elevating capacity etc. should meet corresponding class of loading when catching up with fish corral load running, Stability Analysis of Structures and safe operation designing requirement.
Described hauling rope 24 refers to the material that the light weights such as steel wire rope or the steel wire bunch of fish corral 7 are caught up with in traction, intensity is high, the rupture pull force value of hauling rope is preferably 5 times of load load-bearing, to guarantee the safety that hauling rope operates, the specification of hauling rope, intensity should meet corresponding class of loading when catching up with fish corral 7 load running, Stability Analysis of Structures and safe operation designing requirement.
Described fish gathering pond 1 is arranged in fish pass structure import department, utilizes mining under reservoir current to stimulate for fish pass structure collection attracting；Its cope level is consistent with laying place peak level elevation, to guarantee effectively collection attracting effect；Its pond bottom sloping is 0, is preferably 1.0 meter per seconds along journey flow velocity；Its section is open type rectangular fashion, and downstream is set on open form to arrange the movable electric fish screen of rail, and the sidewall of all the other sides is the structure that armored concrete equal strength is high, cost is low；Its physical dimension form, intensity, stability etc. should meet fish gathering pond electric fish screen structure properly functioning time corresponding class of loading, Stability Analysis of Structures and safe operation designing requirement.
Described downstream platform 3 refers to the open type platform arranged in downstream, fish gathering pond 1, the structure high for armored concrete equal strength, cost is low, downstream platform elevation should be consistent with fish gathering pond Bottom Altitude, to guarantee that mining under reservoir Fish can trace back along downstream platform, transit to waters, fish gathering pond, its depth of foundation, intensity, stability etc. should meet fish gathering pond electric fish screen structure properly functioning time corresponding class of loading, Stability Analysis of Structures and safe operation designing requirement.
Described upstream table 4 refer to fish gathering pond 1 upstream side arrange maintenance and maintenance operating platform, the structure high for armored concrete equal strength, cost is low, upstream table cope level should exceed fish gathering pond cope level 0.3 meter to 0.5 meter, to guarantee maintenance and the facility of attended operation, safety, its depth of foundation, intensity, stability etc. should meet fish gathering pond electric fish screen structure properly functioning time corresponding class of loading, Stability Analysis of Structures and safe operation designing requirement.
Described abutment pier 5 refers at the rock-steady structure that fish gathering pond 1 side is arranged, the structure high for armored concrete equal strength, cost is low, abutment pier cope level should exceed fish gathering pond cope level 0.3 meter to 0.5 meter, its depth of foundation, intensity, stability etc. should meet fish gathering pond electric fish screen structure properly functioning time corresponding class of loading, Stability Analysis of Structures and safe operation designing requirement.
Described fish-collecting box 14 refers to bear a constant load, and magnitude of load is 3.0 tons to 10.0 tons, it is adaptable to the temporary structure of open type live fish of short time transport, the short time transported less than 1.0 hours；For square structure, it is arranged on fish gathering pond end, adopts aluminum, steel, rustless steel and fiberglass etc. to possess the materials such as resistance to compression, tension, anticorrosive, wear-resistant, long service life and make；Top is provided with lifting suspension element, without cover plate, bottom is provided with plate-turning door to be used as to put fish, inside without aeration system, structure should compact, solid and reliable, good airproof performance, thermal insulation are good；Fish-collecting box length is 1.0 meters to 2.0 meters, casing four sides side plate thickness is 5.0 millimeters to 15.0 millimeters, surrounding curb girder thickness is 20.0 millimeters to 30.0 millimeters, and box bottom thickness is 10.0 millimeters to 20.0 millimeters, cross member thickness is 30.0 millimeters to 40.0 millimeters.
It is described that to catch up with fish corral 7 be that the mobile grid being arranged in fish gathering pond 1 fish-collecting box 14 offside catches up with fish device, adopting aluminium alloy, rustless steel etc. to possess the materials such as resistance to compression, tension, anticorrosive, wear-resistant, long service life and make, grid size pattern is specifically determined according to catching up with fish object；Catching up with both sides, fish corral top to be provided with track castor overlap joint rail system, track castor adopts V-type or U-shaped steel construction directional wheel pattern, and its diameter is 0.1 meter to 0.2 meter；Its overall structure dimensional form, intensity, stability etc. should meet fish gathering pond electric fish screen structure properly functioning time corresponding class of loading, Stability Analysis of Structures and safe operation designing requirement.
Described hydraulic switch mechanism refers to the dynamical system opening, closing operation for electric fish screen 6 in the installation room 11 being arranged on fish gathering pond 1, mainly include buttress 12, hydraulic pump 8, hydraulic stem 9, hydraulic arm 10, wherein buttress 12 is arranged in installation room 11, hydraulic stem 9 is arranged on buttress 12, and hydraulic pump 8 and hydraulic arm 10 are separately positioned on hydraulic stem 9 two ends.
Described buttress 12 is the reinforced concrete support structure arranged in installation room 11 to prevent hydraulic headstock gear displacement, and the position of buttress, specification, intensity should meet corresponding class of loading during hydraulic headstock gear load running, rigidity and structure monolithic stability, safe operation requirement；Described hydraulic pump 8 refers to that sucking fluid from hydraulic oil container forms pressure oil discharge, and deliver to a kind of element of executive component, it it is the dynamical element of hydraulic headstock gear, for motor-driven pattern, its structure is gear pump, plunger displacement pump, vane pump and screw pump, and the design parameter such as the model of hydraulic pump, specification should meet corresponding class of loading when catching up with fish corral load running, Stability Analysis of Structures and safe operation designing requirement；Described hydraulic stem 9 refers to that the convert rotational motion produced by hydraulic pump 8 is for moving back and forth, the design parameters such as the pressure utilizing liquid can realize motion and a kind of driving member of power transmission, the specification of hydraulic stem should meet corresponding class of loading when catching up with fish corral load running, Stability Analysis of Structures and safe operation designing requirement；Described hydraulic arm 10 refers to the traction and a support arrangement that the motion produce hydraulic pump 8, hydraulic stem 9 and power realized by mechanical arm, the angle that it is opened, closed position is interval is 90 ° to 120 °, and the design parameter such as the model of hydraulic arm, specification should meet corresponding class of loading when catching up with fish corral load running, Stability Analysis of Structures and safe operation designing requirement.
The present invention program is described in further detail as follows below in conjunction with Ma Maya one-level power station embodiment:
(1) project profile
Ma Maya one-level power station is big (2) the type engineerings such as II, develops for dam-type, and its dam site is positioned at the northern dish Jiang Ganliu of Guanling fauna and Xingren County intersection, the above water catching area 16068.0km of dam site2, dam site place average annual flow 309.0m3/s；Engineering development task is based on generating, and shipping is taken second place, and takes into account guarantee downstream ecology environment, landscape water；Reservoir operation scheme 585.0m, corresponding storage capacity 1.365 hundred million m3, level of dead water 570.0m, regulate storage capacity 0.732 hundred million m3, have and day regulate performance；Installed capacity of power station 558MW, it is ensured that exert oneself 97MW, Mean annual energy production 15.92 hundred million kW h；Main structures includes grinding coagulation gravity dam, diversion system, left bank underground power house and navigation structure composition.
Ma Maya one-level the power station long 250.2m of Compacted Concrete Gravity Dam Section, crest elevation 592.0m, elevation 483.0m at the bottom of dam, maximum height of dam 109.0m, dam crest width 10.0m, most dam base width degree 91.44m.
(2) fish object is crossed
Stop is related to Fish communication channel by the water retaining structure construction of Ma Maya one-level power station, intercepts habitat of fish, affects the exchange of dam site upstream and downstream Fish.Namely power station fish pass structure builds purpose is the gene exchange maintaining dam site upstream and downstream fish population, it is to avoid the unification of fingerling and degeneration.
Ma Maya one-level power station relates to section has Fish order 9 section 9 subfamily 35 to belong to 48 kinds, wherein there are " China animals on the brink of extinction Red Data Book Fish " Fish of easily endangering: leaf knot fish, black former Cyprinus carpio and long buttocks etc. 3 kinds, Pearl River system Endemic fish leaf knot fish, black former Cyprinus carpio, long buttocks, Met roller and long-tail etc. 5 kinds.
5 kinds of Fish such as leaf knot fish, black former Cyprinus carpio, long buttocks, Met roller, long-tail all have distribution in Ma Maya one-level Dam Site upstream and downstream; and there is short distance migration phenomenon; therefore; engineering emphasis puts above Fish in storage object as crossing dam, to reach to realize the purpose of dam site upstream and downstream rare protection Fish exchange.
(3) fish gathering pond electric fish screen structure situation
Fish gathering pond, downstream, Ma Maya one-level power station electric fish screen structure is arranged on Factory Building draft tube deck downstream, lays basis, section riverbed elevation 500.0m, most high tailrace level 510.0m.
Fish gathering pond cope level is 510.0m, and Bottom Altitude is 500.0m, long 40.0m, and pond bottom sloping is 0, is 1.0m/s along journey flow velocity, and its section is open type rectangular fashion, pond height 10.0m, clear span 3.1m in electric fish screen unlatching situation.
Fish gathering pond downstream platform is reinforced concrete structure, and downstream platform elevation is 500.0m, laterally long 40.0m, longitudinally wide 7.0m, and downstream platform downstream flushes with fish gathering pool side pier downstream, and the degree of depth is ended and processes on basis is 1.5m.
Fish gathering pond upstream table is reinforced concrete structure, and upstream table cope level is 510.3m, and Bottom Altitude is that to end and process the degree of depth be 2.5m on 500.0m basis, laterally long 40.0m, longitudinally wide 3.0m.
Fish gathering pool side pier is reinforced concrete structure, and abutment pier cope level is 510.3m, and Bottom Altitude is that to end and process the degree of depth be 2.5m on 500.0m basis, laterally long 4.1m, longitudinally wide 13.0m, and inside is provided with hydraulic headstock gear installation room and relevant device facility.
Fish-collecting box weight 1.5t, the long 3.0m of casing, wide 1.5m, high 2.0m, for aluminum alloy material, top is without cover plate, and bottom is provided with plate-turning door to be used as to put fish, and casing four wall and bottom adopt encapsulation process, casing four sides side plate thickness is 6.0mm, surrounding rustless steel curb girder thickness is 20.0mm, box bottom thickness is 12.0mm, bottom stainless steel beam thickness is 35.0mm, and lifting suspension member is steel structure support hook pattern, load 8.0.
Catching up with fish corral to be arranged in fish gathering pond fish-collecting box offside, catch up with fish corral, grid sash height 20.0cm, wide 3.0cm for portable rustless steel grid, both sides, top are provided with track castor overlap joint rail system, and track castor is V-type steel construction directional wheel pattern, and diameter is 0.1m.
Vertical rope is Φ 20 high-strength galvanized steel wire rope, and its upper and lower is connected with suspention rail 13 respectively through wirerope card A19 and insulation rubber cushion 20, and vertical Suo Changdu is 10.0m, lays according to spacing 2.0m, lays 19 altogether.
Electrode tube is zinc-plated electrode tube, is installed by ordinary steel cable card, is fixed on vertical rope；Electrode pipe range 0.4m, diameter 3.0cm, each electrode tube laying spacing on vertical rope is 0.3m, and electrode tube forms chain structure on each vertical rope, each bar is blocking fish section formation network structure electrode array with the vertical rope of electrode tube, thus forming electric fish barrier net to reach to block fish eyes blocking fish section.
Pulse power input voltage range is alternating current 220V ± 10V, 50Hz, two-stage nitration or three sections of dividing potential drops can be provided to power, and input current is 5A, and the peak impulse voltage of output is the pulse direct current combination of 600V, output pulse frequency is rate 5 time/second, and output pulse width is 0.3 millisecond.Pulse power working condition is between-10 DEG C to 60 DEG C, and working environment relative humidity is less than 80%, and load resistance is 1.0 Europe.
Power transmission cable is laid along suspention rail and Chui Suo by holding in the palm wire ferrule, top layer adopts good insulating, waterproof, anti-aging, resistance to compression, shock resistance, molding material wear-resisting, corrosion resistant, to connect electrode tube and the pulse power, provide stable power guarantee for electric fish screen electrode array.
Suspention rail is laid in fish gathering pool side pier top portion and bottom, long 40.0m, and structural material is carbon steel, and two ends are provided with track castor to overlap the platform track system of top and bottom, and track castor adopts V-type steel construction directional wheel pattern, and diameter is 0.1m；Suspention rail roof rail catches up with fish corral along the moving track of fish gathering pond transverse movement with for mobile, and this track adopts reverse V-shaped structural shape, with the effective overlap joint guaranteed with catch up with fish corral top rail castor.
Platform track is arranged on fish gathering pool side pier top portion, upstream table side, for electric fish screen, catches up with fish corral normally mobile operation, adopts carbon steel structural material；Platform track abutment pier side is supply electric fish screen along the track of fish gathering pond lengthwise movement, the long 3.1m of this track, adopts reverse V-shaped structural shape, to guarantee and to suspend in midair effective overlap joint of rail two ends track castor；Platform track upstream table side is move to catch up with fish corral along the track of fish gathering pond transverse movement, long 40.0m, adopts reverse V-shaped structural shape, to guarantee and to catch up with effective overlap joint of fish corral top rail castor.
Hoist engine 23 lifting tonnage 4.0t, the Φ 20 steel wire traction rope normal speed on hoist engine 23 reel is 12.0m/min.
Hydraulic switch mechanism installation room is arranged on inside fish gathering pool side pier, clean long 11.5m, clear span 2.5m, clear height 10.3m, for reinforced concrete structure, the structure such as including installation room well lid, import, cat ladder and hydraulic headstock gear clipping room.Buttress is reinforced concrete support structure, is arranged in 1.2m place outside hydraulic pump, height overall 1.15m, pedestal length and the equal 1.2m of width.
Hydraulic pump is motor-driven pattern, Installation Elevation is 500.0m, structural shape is for pumping to plunger displacement pump, rated pressure 200.0Mpa, nominal diameter 10.0mm, cast steel, input power 4.2kW, output 4.2kW, rated speed 1450r/min, overall dimensions length, width and height 750mm × 450mm × 350mm；Hydraulic stem overall length 6.35m, long 4.8m after withdrawal；The angle that hydraulic arm is opened, closed position is interval is 90 °, and siding-to-siding block length is 3.1m, brachium 2.0m, and hydraulic arm installation place distance hydraulic pump 4.8m, elevation is 499.3m.
Claims (10)
1. a fish gathering pond electric fish screen structure, it is characterized in that: include fish gathering pond (1), described fish gathering pond (1) downstream is provided with downstream platform (3), fish gathering pond (1) upstream side is provided with upstream table (4), described fish gathering pond (1) side is provided with abutment pier (5) and forms installation room (11), electricity Shan hydraulic switch mechanism it is provided with in installation room (11), it is separately installed with fish-collecting box (2) in described fish gathering pond (1) and catches up with fish corral (7), described fish gathering pond (1) side is additionally provided with electric fish screen (6) near downstream platform (3) side, described fish gathering pond (1) is additionally provided with for installing electric fish screen (6) and catching up with the track carrier mechanism of fish corral (7).
2. a kind of fish gathering pond according to claim 1 electric fish screen structure, it is characterized in that: described track carrier mechanism includes suspention rail (13), platform track (14), hoist engine (23) and hauling rope (24), wherein suspend rail (13) in midair and be respectively arranged at top and the bottom of abutment pier (5), platform track (14) is separately positioned on abutment pier (5) top and upstream table (4) side, hauling rope (24) one end is connected with hoist engine (23), and the other end is connected with catching up with fish corral (7).
3. a kind of fish gathering pond according to claim 1 electric fish screen structure, it is characterized in that: described electric fish screen (6) includes hang down rope (17), the pulse power (15) and electrode array, wherein electrode array is that some electrode tubes (22) are arranged on vertical line (17), vertical line (17) two ends respectively are separately fixed in suspention rail (13), and the pulse power (15) and electrode tube (22) are connected by power transmission cable (16).
4. a kind of fish gathering pond according to claim 1 electric fish screen structure, it is characterized in that: described hydraulic switch mechanism includes buttress (12), hydraulic pump (8), hydraulic stem (9), hydraulic arm (10), wherein buttress (12) is arranged in installation room (11), hydraulic stem (9) is arranged on buttress (12), and hydraulic pump (8) and hydraulic arm (10) are separately positioned on hydraulic stem (9) two ends.
5. a kind of fish gathering pond according to claim 2 electric fish screen structure, it is characterised in that: described suspention rail (13) two ends are provided with track castor, and track castor adopts V-type or U-shaped steel construction directional wheel pattern.
6. a kind of fish gathering pond according to claim 3 electric fish screen structure, it is characterized in that: described vertical rope (17) is steel strand wires, steel wire rope or steel tendon, its upper and lower is connected with suspending rail (13) in midair respectively through wirerope card A (19) and insulation rubber cushion (20).
7. a kind of fish gathering pond according to claim 3 electric fish screen structure, it is characterised in that: the described pulse power (15) adopts pulse generator, and the input voltage range of pulse generator is alternating current 220V ± 10V, 50Hz, and input current is less than 6A；Output peak impulse voltage be 220V to 800V pulse direct current 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.
8. a kind of fish gathering pond according to claim 3 electric fish screen structure, it is characterised in that: described electrode tube (22) adopts zinc-plated electrode tube or brass electrode pipe, and is arranged on vertical rope (17) by wirerope card B (21).
9. a kind of fish gathering pond according to claim 3 electric fish screen structure, it is characterised in that: described power transmission cable (16) is laid along suspention rail (13) and vertical rope (17) by holding in the palm wire ferrule (18).
10. a kind of fish gathering pond according to claim 2 electric fish screen structure, it is characterized in that: the lifting tonnage of described hoist engine (23) is at 2.0 tons to 8.0 tons, and the rated speed of rope on hoist engine (23) reel is 7.0 ms/min to 15.0 ms/min.
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| CN113519499A (en) * | 2021-06-23 | 2021-10-22 | 汉中大秦机械有限公司 | Multifunctional electric fence fish blocking equipment |
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| CN111387149A (en) * | 2020-04-19 | 2020-07-10 | 华电郑州机械设计研究院有限公司 | Fish driving trolley for fish elevator |
| CN113519499A (en) * | 2021-06-23 | 2021-10-22 | 汉中大秦机械有限公司 | Multifunctional electric fence fish blocking equipment |
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