CN204356755U - Cross the fish gathering attracting system of fish formula ship lock - Google Patents
Cross the fish gathering attracting system of fish formula ship lock Download PDFInfo
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- CN204356755U CN204356755U CN201420805408.1U CN201420805408U CN204356755U CN 204356755 U CN204356755 U CN 204356755U CN 201420805408 U CN201420805408 U CN 201420805408U CN 204356755 U CN204356755 U CN 204356755U
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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
- Y02A10/00—TECHNOLOGIES FOR ADAPTATION TO CLIMATE CHANGE at coastal zones; at river basins
- Y02A10/30—Flood prevention; Flood or storm water management, e.g. using flood barriers
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- Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
- Y02—TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
- Y02A—TECHNOLOGIES FOR ADAPTATION TO CLIMATE CHANGE
- Y02A40/00—Adaptation technologies in agriculture, forestry, livestock or agroalimentary production
- Y02A40/60—Ecological corridors or buffer zones
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Abstract
The utility model discloses the fish gathering attracting system of fish formula ship lock, comprising: the horizontal gallery of sluicing being positioned at lower approach; Arrival end in upper approach, the fish gathering moisturizing gallery system of the port of export in lower approach; Arrival end in upper approach, the attracting moisturizing gallery system of the port of export in lock chamber.On the ship lock of the built flood retarding project of navigable river and the ship lock of newly-built flood retarding project, adopt this to cross the fish gathering attracting system of fish formula ship lock, downstream migrant group can be gathered in ship lock.
Description
Technical field
The utility model relates to hydraulic engineering and field of environmental engineering, and more particularly it is a kind of fish gathering attracting system crossing fish formula ship lock, and it solves straddling fish stocks can trace back the technical problem of also assembling to ship lock.
Background technology
Natural river builds dam, blocks the migration passage of this natural river Mesichthyes.The remedial measure taked this is both at home and abroad mainly three classes: one is build fish pass structure, mainly contains fish pass, fish lock, fish lift, boat for collection and transportation of fish etc.; Two is build manual simulation spawning ground in this river course; Three is carry out enhancement releasing.
Existing fish remedial measure all has certain effect, but respectively deposits pros and cons.Fish pass is generally applicable to the hydraulic engineering of middle or small head, and for the hydraulic engineering of water levels of upstream and downstream difference more than 15 meters, in order to control water flow inside speed, fish pass length is longer, and arrange relative difficulty, engineering up-front investment is larger.Fish lock and fish lift are applicable to high water head hydraulic engineering, and its electromechanical equipment is more, run, management and maintenance cost is higher, and fish cross dam process and discontinuous.Fish gathering ship is applicable to the river of shipping condition, has noise, water environment pollution and fish and crosses the problems such as dam process is discontinuous.Manual simulation spawning ground and enhancement releasing in river course, these two schemes through facts have proved certain effect, but under in this region, fish there will be population diversity degradation with sex chromosome mosaicism.
Ship lock is the important component part of flood retarding project (navigable river), is also the important channel that large above and below the dam water body exchanges simultaneously.In ship gateway operation process, lock chamber water level is changed by water-filling, sluicing; The miter gate of alternation switch upstream and downstream realizes boats and ships turnover lock chamber, completes ship up or descending.Boats and ships are in lowsteaming state after entering approach channel, according to the requirement of ship's manoeuverability, should navigate by water in hydrostatic.For meet boats and ships stop time mooring force requirement, lock chamber fill with sluice time to flow rate of water flow and the upper rate of climb of lock chamber also restricted.Therefore, the flow rate of water flow in lock chamber and upstream and downstream approach channel is relatively slow.In existing design, generally isolated niche will be built and channel thread separates, to form the hydrostatic navigation channel of ship lock upstream and downstream.
According to fish behavioral studies achievement, the migration shoal of fish is at hydrostatic or area of slack water and comes and goes state of cruising and trace back with the stream that sluices under finding.Because the stream that sluices lower in ship lock and lower approach is less obvious, the migration shoal of fish can not initiatively enter in lower approach, or spontaneous crosses dam together along with boats and ships, even if utilize ship lock to cross fish, its fish quantity naturally passing through dam is also little.Therefore, in project planning in the past, design, generally ship lock is not traced back passage as migration fishes.
But, during actual ship lock maintenance, in how lock chamber, be found a considerable amount of wild fish.The wild fish kind found is more, and quantity is larger.Therefore, ship lock had certain feasibility as the passage that straddling fish stocks are passed through.
How existing Aided Locked Design is modified, utilize ship lock itself to be a technical difficult problem as the passage that straddling fish stocks move.This scheme can solve this ecological problem, and relative investment and operation cost also can not be too high.
Summary of the invention
The purpose of this utility model is exactly the weak point in order to overcome background technology, and provides a kind of novel fish gathering attracting system crossing fish formula ship lock, utilizes the ship lock usefull space to set up fish pass structure, and straddling fish stocks can be traced back to ship lock and to be assembled.
For achieving the above object, the technical solution of the utility model is: the fish gathering attracting system crossing fish formula ship lock, it is positioned at ship lock, ship lock leaked oil is provided with ship lock leaked oil valve and connects the horizontal gallery that sluices, and the horizontal gallery of described sluicing is arranged in the boat trough floor of the downstream sluicing section of lower approach; Sluice the top board of horizontal gallery lower than tail-bay sill crest level; The horizontal gallery of described sluicing is provided with the horizontal gallery side weep hole that sluices;
Also comprise: the arrival end of fish gathering moisturizing gallery system, fish gathering moisturizing gallery system described in attracting moisturizing gallery system is arranged in upper approach, and the port of export is arranged in lower approach; The arrival end of described attracting moisturizing gallery system is arranged in upper approach, and the port of export is arranged in lock chamber.
In technique scheme, the fish gathering attracting system of described fish formula of crossing ship lock also comprises head bay moisturizing gallery system, and the arrival end of described head bay moisturizing gallery system is arranged in upper approach, and the port of export is arranged on head bay curtain wall.
In technique scheme, described fish gathering moisturizing gallery system comprises: fish gathering moisturizing gallery, fish gathering moisturizing prop up gallery and gallery weep hole is propped up in fish gathering moisturizing; Fish gathering moisturizing gallery is provided with fish gathering moisturizing Culvert Valve, fish gathering moisturizing gallery arrival end is arranged in upper approach, extends longitudinally to the upstream side of tail-bay miter gate along lock chamber, connects fish gathering moisturizing and prop up gallery in tail-bay; Described fish gathering moisturizing is propped up gallery and is horizontally set in tail-bay miter gate ground sill; Fish gathering moisturizing is propped up gallery and is provided with fish gathering moisturizing and props up gallery weep hole.
In technique scheme, described attracting moisturizing gallery system comprises: attracting moisturizing gallery, attracting moisturizing prop up gallery and gallery weep hole is propped up in attracting moisturizing; Attracting moisturizing gallery is provided with attracting moisturizing Culvert Valve, and described attracting moisturizing gallery arrival end is arranged in upper approach, extends longitudinally to tail-bay miter gate upstream side along lock chamber; Described attracting moisturizing is propped up gallery and is laterally located at attracting moisturizing gallery above lock chamber base plate with described and is communicated with; Described attracting moisturizing is propped up gallery and is provided with attracting moisturizing and props up gallery weep hole.
In technique scheme, described head bay moisturizing gallery Operation system setting, below head bay base plate, comprises head bay moisturizing gallery, head bay water supplying chamber and head bay curtain wall moisturizing hole; Attracting moisturizing gallery is provided with attracting moisturizing Culvert Valve, and described head bay moisturizing gallery arrival end is in upper approach; Described head bay moisturizing gallery downstream is communicated with head bay water supplying chamber; The head bay curtain wall of described ship lock runs through and is provided with described head bay curtain wall moisturizing hole; The downstream of described head bay water supplying chamber is communicated with head bay curtain wall moisturizing hole.
In technique scheme, from described sluicing horizontal gallery side weep hole, gallery weep hole is propped up in fish gathering moisturizing, gallery weep hole is propped up in attracting moisturizing and the water velocity of the outflow in head bay curtain wall moisturizing hole is between 0.2 meter per second ~ 0.5 meter per second.
Compared with traditional method, the utility model has the advantage of:
The fish gathering attracting system of the ship lock of fish formula excessively of the present utility model, on the basis of the existing filling-emptying system of lock, in conjunction with the function of fish lock, has set up fish collection system and attracting system.After above-mentioned all erection of equipments, all do not affect the structural configuration of ship lock own, the navigation safety of boats and ships and safety of berthing.Fish gathering, attracting system can build the environmental flow of suitable straddling fish stocks in lower approach; In lock chamber, form induction current, attract straddling fish stocks to enter lock chamber from lower approach, and arrive head bay curtain wall Its Adjacent Waters smoothly.
The fish gathering attracting system crossing fish formula ship lock of the present utility model, making full use of the general principle that fish crossed by fish lock, combine the technological process of boats and ships by ship lock, is a kind of brand-new fish pass structure form.In the flood retarding project of navigable river, adopt this to cross the fish gathering attracting system of fish formula ship lock, the construction investment and operation cost of building fish pass structure can be saved, ensure the ecological environment balance in this river simultaneously.
Accompanying drawing explanation
Fig. 1 is the fish gathering attracting overall system architecture schematic diagram crossing fish formula ship lock of the present utility model.
Fig. 2 crosses the structural representation near fish formula shiplock lower head in the utility model.
Fig. 3 is the structural representation of attracting gallery in the utility model.
Fig. 4 crosses fish formula ship lock head bay water charging system structural representation in the utility model.
Fig. 5 crosses floor map near fish formula ship lock head bay in the utility model.
Fig. 6 crosses floor map near fish formula shiplock lower head in the utility model.
Fig. 7 is A-A sectional drawing in Fig. 5.
Fig. 8 is B-B sectional drawing in Fig. 5.
Fig. 9 is C-C sectional drawing in Fig. 6.
Figure 10 is D-D sectional drawing in Fig. 5.
Figure 11 is E-E sectional drawing in Fig. 6.
In figure, 1-sluices horizontal gallery, 2-sluices horizontal gallery side weep hole, 3-lower approach, 3.1-lower approach sluicing section, 4-ship lock leaked oil, 5-ship lock leaked oil valve, 6-fish gathering moisturizing gallery, gallery is propped up in the moisturizing of 7-fish gathering, gallery weep hole is propped up in the moisturizing of 8-fish gathering, 9-tail-bay, 10-tail-bay miter gate, 11-lock chamber, 12-lock chamber base plate, wall on the left of 13a-lock chamber, 13b-lock chamber right-side wall, 14-attracting moisturizing gallery, gallery is propped up in 15-attracting moisturizing, gallery weep hole is propped up in 16-attracting moisturizing, 17-electric fish screen, 18-electric fish screen hoist, 19-barrier net, 20-barrier net hoist, 21-head bay, 22-head bay curtain wall, 23-head bay curtain wall moisturizing hole, 24-head bay water supplying chamber, 25-head bay moisturizing gallery, 26-head bay moisturizing gallery control room, 27-head bay moisturizing Culvert Valve, 28-upper miter door, 29-fish gathering moisturizing Culvert Valve, 30-attracting moisturizing Culvert Valve, 31-lock filling gallery, 32-upper approach.
Detailed description of the invention
Describe performance of the present utility model in detail below in conjunction with accompanying drawing, but they do not form to restriction of the present utility model, only for example.Simultaneously by being described in further detail the utility model with concrete enforcement.
Between in June, 2009 ~ 2012 year March, mandarin sturgeon research institute is between Three Gorges Ship Lock and Gezhouba Shiplock turn(a)round, investigation statistics is carried out to all fish found in ship lock, and resource investigation of fish has been carried out to Gezhouba down-stream Miao Zui river section, Three Gorges-Liang Bajian waters, Ge Zhou Ba.
The line ship lock 3 lock chamber investigation of south, Three Gorges collects fish 11 kinds, is respectively: bream, meal, Pelteobagrus vachelli, bayesian meal, crucian carp, stick up mouth Culter, grass carp, megalobrama amblycephala, Wen Minnow, Yin Minnow and purple thin loach, totally 823 tails.In above-mentioned 11 kinds of fishes, in 4 kinds of upper water layer distribution, in 3 kinds of lower water layer distribution, 4 kinds of bottom distribution; Habitat likes 3 kinds of flowing water distribution, 8 kinds that like the distribution of unhurried current waters.
The investigation of Gezhouba Shiplock lock chamber collects fish 14 kinds, be respectively bream, bayesian meal, brachygnathia long-tailed anchovy, purple thin loach, crucian carp, emarginated tail plan Chang, Pelteobagrus vachelli, She Minnow, Big Salangid, carp, copper fish, the secondary husky loach of two spot, pseudobagrus nitidus Ji Bitterling Welfare belongs to fish a kind, totally 184 tails.In 14 kinds of fishes, in 4 kinds of upper water layer distribution, in 3 kinds of lower water layer distribution, 7 kinds of bottom distribution; Habitat likes 6 kinds of flowing water distribution, 8 kinds that like unhurried current and Lentic environment distribution.
The resource investigation of fish result of this time inquiry agency collection shows, multiple fish can enter Three Gorges and Gezhouba Shiplock.As can be seen here, we can utilize existing ship lock to transform, and enter with applicable straddling fish stocks; Then in addition supporting facility, straddling fish stocks are gathered in ship lock in induction.
Accompanying drawings is known: the fish gathering attracting system crossing fish formula ship lock comprises: fish gathering moisturizing gallery system, attracting moisturizing gallery system and head bay moisturizing gallery system.
As Fig. 1,2,5,6, shown in 9 and 11, fish gathering moisturizing gallery system comprises: fish gathering moisturizing gallery 6, fish gathering moisturizing prop up gallery 7 and gallery weep hole 8 is propped up in fish gathering moisturizing.Fish gathering moisturizing gallery 6 arrival end is arranged in upper approach 32, extends longitudinally to the upstream side of tail-bay miter gate 10 along lock chamber 11, then in tail-bay 9 base plate, props up gallery 7 with fish gathering moisturizing and is connected.Described fish gathering moisturizing is propped up gallery 7 and is horizontally set in miter gate 10 ground sill.The downstream that gallery 7 is propped up in fish gathering moisturizing is provided with fish gathering moisturizing and props up gallery weep hole 8.
As Fig. 1,3,5,6, shown in 8 and 10, attracting moisturizing gallery system comprises: attracting moisturizing gallery 14, attracting moisturizing prop up gallery 15 and gallery weep hole 16 is propped up in attracting moisturizing.Attracting moisturizing gallery 14 arrival end is arranged in upper approach 32, extends to tail-bay miter gate 10 upstream side along lock chamber 11 along journey.Attracting moisturizing is propped up gallery 15 and is laterally located at attracting moisturizing gallery 14 above lock chamber base plate 12 with described and is communicated with.Described attracting moisturizing is propped up and gallery 15 is provided with attracting moisturizing is propped up gallery weep hole 16.
As Fig. 1,4,7, shown in 7 and 10, head bay moisturizing gallery Operation system setting, below head bay 21 lock floor, comprises head bay moisturizing gallery 25, head bay water supplying chamber 24 and head bay curtain wall moisturizing hole 23.Described head bay moisturizing gallery 25 arrival end is in upper approach 32, and downstream is communicated with head bay water supplying chamber 24.Be provided with head bay curtain wall moisturizing hole 23 running through on head bay curtain wall 22.The downstream of described head bay water supplying chamber 24 is communicated with head bay curtain wall moisturizing hole 23.
As seen in figs, in the lower approach sluicing section 3.1 in lower approach 3, be horizontally arranged with the horizontal gallery 1 that sluices.The top board elevation of top surface of the horizontal gallery 1 of described sluicing is not higher than the elevation on tail-bay 9 sill top.The two side of the horizontal gallery of described sluicing 1 is provided with the horizontal gallery side weep hole 2 that sluices.When ship lock sluices, the current in lock chamber 11 flow into by ship lock leaked oil 4 the horizontal gallery 1 that sluices, and then flow out from described sluicing horizontal gallery side weep hole 2.
As Fig. 1,5,6, shown in 10 and 11, the water filling process of lock chamber 11 is: the current in upper approach 32 are via the lock filling gallery 31 in head bay 21 side wall, flow into lock chamber 11 by the delivery port be distributed on the left of lock chamber base plate 12 or lock chamber in wall 13a and lock chamber right-side wall 13b inner, make the water level in lock chamber 11 increase.(from upstream toward downstream, left-hand side is left side, and right-hand side is right side.Namely, when head bay 21 is seen to tail-bay 9, left-hand side is wall 13a on the left of lock chamber, and right-hand side is lock chamber right-side wall 13b.) the sluicing process of this lock chamber 11 is: the current in lock chamber 11 are by being distributed in the delivery port on the left of lock chamber base plate 12 or lock chamber in wall 13a and lock chamber right-side wall 13b, enter ship lock leaked oil 4, then flow in lower approach 3.
Designed by ship lock drainage system and control described ship lock leaked oil valve 5, make in ship lock sluicing process, ensure that the formation speed of current in lower approach 3 of sluicing horizontal gallery side weep hole 2 outflow is the induction current of 0.2 meter per second ~ 0.5 meter per second.
Shown by the research of the migratory shoal of fish, the induction current of 0.2 meter per second ~ 0.5 meter per second can ensure there is attractant effect to the migration shoal of fish.The migration shoal of fish experiences less than the current lower than 0.2 meter per second substantially, cannot find inflow direction, cannot induce it.When water velocity in lower approach 3 is higher than 0.5 meter per second, adverse effect can be brought to the navigation of entering lock boats and ships.The streamflow regime of the whole process that sluices for ship lock, needs to control to adjust each valve, ensures that the water velocity of lower approach 3 is between 0.2 meter per second ~ 0.5 meter per second.In particular cases, instantaneous or in short-term water velocity peak value can reach 1.0 meter per seconds.
As Fig. 1,2,6, shown in 9 and 11, be also provided with fish gathering water charging system in lock chamber 11 and tail-bay 9, comprise: fish gathering moisturizing gallery 6, fish gathering moisturizing prop up gallery 7 and gallery weep hole 8 is propped up in fish gathering moisturizing.The arrival end of described fish gathering moisturizing gallery 6 is arranged in the inlet segment of upper approach 32, along in head bay 21 lock chamber side wall in lock chamber right-side wall 13a, then the upstream side of tail-bay 9 is extended to, then laterally produce to ship lock centerline above lock chamber base plate 12, then downstream is turned and is disposed to tail-bay 9 upstream side edge along ship lock center line; Then to imbed below tail-bay 9 base plate and prop up gallery 7 with fish gathering moisturizing and be connected.Described fish gathering moisturizing gallery 6 is provided with fish gathering moisturizing Culvert Valve 29.
In described fish gathering water charging system, the arrival end of fish gathering moisturizing gallery 6 must be arranged in upper approach 32 or upper river and ensure that current flow into; The port of export in downstream between tail-bay miter gate 10 and leaked oil 1, ensure flow out induction current lure migrant group energy enough smooth from lower approach 3 by tail-bay miter gate 10, enter in tail-bay 9.What the present embodiment adopted is designed to: the major lengthwise portion of fish gathering moisturizing gallery 6 is arranged in ship lock right-side wall 13a.According to the water-carriage system pattern that ship lock is different, or ship lock repacking demand, the longitudinal component of described fish gathering moisturizing gallery 6 can be arranged in ship lock side wall, but be arranged on top or the below of lock chamber base plate 12, and extend longitudinally near tail-bay 9.
As seen in figs, the boat groove of gallery 7 across whole tail-bay 9 is propped up in fish gathering moisturizing, and is positioned at the lock sill in the downstream of tail-bay miter gate 10.The downstream sidewall propping up gallery 7 in described fish gathering moisturizing is provided with fish gathering moisturizing and props up gallery weep hole 8.Described fish gathering moisturizing is propped up the single size of gallery weep hole 8 and adjacent spacing and must be designed according to the boat well width of tail-bay 9 and determine.Described fish gathering moisturizing is propped up horizontal being evenly distributed of gallery weep hole 8 and is covered with whole boat groove, ensures that draining current are between 0.2 meter per second ~ 0.5 meter per second.In particular cases, instantaneous or in short-term water velocity peak value can reach 1.0 meter per seconds.
As Fig. 1,3,5,6,8, shown in 10 and 11, in lock chamber 11, be also provided with attracting water charging system, comprise attracting moisturizing gallery 14 and gallery 15 is propped up in attracting moisturizing and gallery weep hole 16 is propped up in attracting moisturizing.Attracting moisturizing gallery 14 is arranged in upper approach 32; Along extending on the left of lock chamber in wall 13b in the side wall of head bay 21; Laterally produce to lock chamber base plate 12 centerline extend to the downstream of upper miter's door 28 in wall 13a on the left of lock chamber after, then turn to downstream direction and extend to tail-bay 9 upstream side.Centrally the line described attracting moisturizing gallery 14 be arranged on above lock chamber base plate 12 is horizontally connected with some attracting moisturizings and props up gallery 15.Attracting moisturizing gallery 14 is provided with attracting moisturizing Culvert Valve 30.
As shown in Figure 3, described attracting moisturizing is propped up gallery 15 and is laterally located at above lock chamber base plate 12, and downstream is provided with attracting moisturizing and props up gallery weep hole 16.Described attracting moisturizing is propped up the single size of gallery weep hole 16 and adjacent spacing and must be designed according to the design scale of lock chamber 11 and boat well width and determine.Each attracting moisturizing attracting moisturizing of propping up on gallery 15 is propped up horizontal being evenly distributed of gallery weep hole 16 and is covered with whole boat groove, ensures that its current flowed out are low flow velocity.
With aforesaid fish gathering water charging system in like manner, in attracting water charging system, the arrival end of attracting moisturizing gallery 14 must be arranged in upper approach 32 or upper river, ensure current flow into; The port of export in downstream is at the upstream side of tail-bay miter gate 10.Make the migration shoal of fish by after tail-bay miter gate 10, enter smoothly in lock chamber 11, and swim to head bay 21 in lock chamber 11.Attracting moisturizing gallery 14 is arranged along the center line of lock chamber 11 as far as possible, and extends near tail-bay 9 and head bay 21 on upstream and downstream direction as far as possible.According to the water-carriage system pattern that ship lock adopts, or ship lock repacking demand, namely gallery 15 is propped up in attracting moisturizing as far as possible close to wall 13a on the left of lock chamber and lock chamber right-side wall 13b, should cross whole boat groove.
With aforesaid fish gathering water charging system in like manner, described attracting moisturizing gallery 14, attracting moisturizing prop up the design that gallery weep hole 16 is propped up in gallery 15 and attracting moisturizing, and the control and regulation of described attracting moisturizing Culvert Valve 30, should ensure attracting moisturizing prop up gallery weep hole 16 flow out water in lock chamber 11, form the current that flow velocity is 0.2 meter per second ~ 0.5 meter per second.In particular cases, instantaneous or in short-term flow velocity peak value can reach 1.0 meter per seconds.
As Fig. 1,4,5, shown in 7 and 10, fish formula of the crossing ship lock designed by the utility model is also provided with head bay moisturizing gallery system, comprises head bay moisturizing gallery 25, head bay water supplying chamber 24 and head bay curtain wall moisturizing hole 23.The base plate of head bay 21 has head bay water supplying chamber 24 and head bay moisturizing gallery control room 26.Be provided with head bay moisturizing Culvert Valve 27 in head bay moisturizing gallery control room 26, enter head bay water supplying chamber 24 for the current controlling head bay moisturizing gallery 25.The current of upper approach 32 enter described head bay water supplying chamber 24 by head bay moisturizing gallery 25.Head bay water supplying chamber 24 is enclosed construction, and upstream side connects head bay moisturizing gallery 25, and downstream is head bay curtain wall moisturizing hole 23.The base plate of head bay water supplying chamber 24 and the base plate same level height of lock chamber 11, top is according to site operation and other equipment de-sign demands and meet structural requirement, head bay 21 base plate bottom surface of trying one's best.
The downstream wall of head bay water supplying chamber 24 is head bay curtain wall 22.What head bay curtain wall 22 ran through is provided with some head bay curtain wall moisturizing holes 23.Described head bay curtain wall moisturizing hole 23 is one group on same elevation, is laterally uniformly distributed and is covered with head bay curtain wall 22; Vertical direction is provided with multiple groups along elevation, is longitudinally uniformly distributed and is covered with described head bay curtain wall 22.
With aforesaid fish gathering water charging system in like manner, in described head bay moisturizing gallery system, the arrival end of head bay moisturizing gallery 25 must be arranged in upper approach or upper river, ensure current flow into; The port of export in downstream must be arranged on head bay curtain wall 22, i.e. head bay curtain wall moisturizing hole 23, and the current induction migration shoal of fish of outflow gathers to head bay 21 region by lock chamber 11 as far as possible.According to different Aided Locked Design demands, or ship lock repacking demand, head bay curtain wall moisturizing hole 23 spreads all over head bay curtain wall 22 as far as possible in the matrix form.
With aforesaid fish gathering water charging system in like manner, the design in head bay moisturizing gallery 25, head bay water supplying chamber 24 and head bay curtain wall moisturizing hole 23, and the control and regulation of described head bay moisturizing Culvert Valve 27, should ensure that the current rate of outflow in head bay curtain wall moisturizing hole 23 is between 0.2 meter per second ~ 0.5 meter per second.In particular cases, instantaneous or in short-term flow velocity peak value can reach 1.0 meter per seconds.
The fish gathering attracting principle crossing the fish gathering attracting system of fish formula ship lock of the present utility model is:
Can follow lure current assuming that certain traces back shoal of fish M, upstream migration that nothing serious rapidly to inflow direction in facility of the present utility model.
Trace back the shoal of fish M current that horizontal gallery side weep hole 2 flows out that are subject to sluicing to attract, enter in lower approach 3 arrival end.Subsequently, trace back shoal of fish M to assemble near the horizontal gallery 1 of sluicing.
If fish gathering moisturizing Culvert Valve 29 is in closed condition, namely non-water flow outflow in gallery weep hole 8 is propped up in fish gathering moisturizing, traces back shoal of fish M and is gathered near the horizontal gallery 1 that sluices.If fish gathering moisturizing Culvert Valve 29 is in opening, namely fish gathering moisturizing is propped up in gallery weep hole 8 has current to flow out, and traces back shoal of fish M and is subject to current attraction with gathering tail-bay miter gate 10 Its Adjacent Waters.
Now, attracting moisturizing Culvert Valve 30 is in opening, and gallery weep hole 16 is propped up in attracting moisturizing has current to flow out, and tracing back shoal of fish M affects by it and enter lock chamber 11 and arrive near head bay curtain wall 22.
Now, head bay moisturizing Culvert Valve 27 is in opening, and head bay curtain wall moisturizing hole 23 has current to flow out, and traces back shoal of fish M and assembles in head bay curtain wall 22 downstream.
The utility model makes full use of the general principle that fish crossed by fish lock, is adapted to the ship lock of various head, combines the technological process of boats and ships by ship lock.On the ship lock of the built flood retarding project of navigable river and the ship lock of newly-built flood retarding project, adopt this to cross the fish gathering attracting system of fish formula ship lock, can greatly save the construction investment building fish pass structure, the downstream migration shoal of fish be lured gathering, ensures the ecological homeostasis at this place.
Other unaccounted parts all belong to prior art.
Claims (5)
1. cross the fish gathering attracting system of fish formula ship lock, it is positioned at ship lock, it is characterized in that: ship lock leaked oil (4) is provided with ship lock leaked oil valve (5) and connects the horizontal gallery (1) that sluices, and the horizontal gallery of described sluicing (1) is arranged in the boat trough floor of the downstream sluicing section (3.1) of lower approach (3); Sluice the top board of horizontal gallery (1) lower than tail-bay (9) sill crest level; The horizontal gallery of described sluicing (1) is provided with horizontal gallery side weep hole (2) that sluices;
Also comprise: the arrival end of fish gathering moisturizing gallery system, fish gathering moisturizing gallery system described in attracting moisturizing gallery system is arranged in upper approach (32), and the port of export is arranged in lower approach (3); The arrival end of described attracting moisturizing gallery system is arranged in upper approach (32), and the port of export is arranged in lock chamber (11).
2. the fish gathering attracting system crossing fish formula ship lock according to claim 1, it is characterized in that: the fish gathering attracting system of described fish formula of crossing ship lock also comprises head bay moisturizing gallery system, the arrival end of described head bay moisturizing gallery system is arranged in upper approach (32), and the port of export is arranged on head bay curtain wall (22).
3. the fish gathering attracting system crossing fish formula ship lock according to claim 1 and 2, is characterized in that: described fish gathering moisturizing gallery system comprises: fish gathering moisturizing gallery (6), fish gathering moisturizing prop up gallery (7) and gallery weep hole (8) is propped up in fish gathering moisturizing; Fish gathering moisturizing gallery (6) is provided with fish gathering moisturizing Culvert Valve (29), fish gathering moisturizing gallery (6) arrival end is arranged in upper approach (32), extend longitudinally to the upstream side of tail-bay miter gate (10) along lock chamber (11), in tail-bay (9), connect fish gathering moisturizing prop up gallery (7); Described fish gathering moisturizing is propped up gallery (7) and is horizontally set in tail-bay miter gate (10) ground sill; Fish gathering moisturizing is propped up gallery (7) and is provided with fish gathering moisturizing and props up gallery weep hole (8).
4. the fish gathering attracting system crossing fish formula ship lock according to claim 3, is characterized in that: described attracting moisturizing gallery system comprises: attracting moisturizing gallery (14), attracting moisturizing prop up gallery (15) and gallery weep hole (16) is propped up in attracting moisturizing; Attracting moisturizing gallery (14) is provided with attracting moisturizing Culvert Valve (30), described attracting moisturizing gallery (14) arrival end is arranged in upper approach (32), extends longitudinally to tail-bay miter gate (10) upstream side along lock chamber (11); Described attracting moisturizing is propped up horizontal lock chamber base plate (12) top that is located at of gallery (15) and is communicated with described attracting moisturizing gallery (14); Described attracting moisturizing is propped up gallery (15) and is provided with attracting moisturizing and props up gallery weep hole (16).
5. the fish gathering attracting system crossing fish formula ship lock according to claim 2, it is characterized in that: described head bay moisturizing gallery Operation system setting, below head bay (21) base plate, comprises head bay moisturizing gallery (25), head bay water supplying chamber (24) and head bay curtain wall moisturizing hole (23); Attracting moisturizing gallery (14) is provided with attracting moisturizing Culvert Valve (30), and described head bay moisturizing gallery (25) arrival end is in upper approach (32); Described head bay moisturizing gallery (25) downstream is communicated with head bay water supplying chamber (24); The head bay curtain wall (22) of described ship lock runs through and is provided with described head bay curtain wall moisturizing hole (23); The downstream of described head bay water supplying chamber (24) is communicated with head bay curtain wall moisturizing hole (23).
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| CN201420805408.1U CN204356755U (en) | 2014-12-17 | 2014-12-17 | Cross the fish gathering attracting system of fish formula ship lock |
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| CN201420805408.1U CN204356755U (en) | 2014-12-17 | 2014-12-17 | Cross the fish gathering attracting system of fish formula ship lock |
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| CN204356755U true CN204356755U (en) | 2015-05-27 |
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| CN104594321A (en) * | 2014-12-17 | 2015-05-06 | 长江勘测规划设计研究有限责任公司 | Fish collecting and fish luring system and fish collecting and fish luring method of fish-passing type lock |
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| CN104594321A (en) * | 2014-12-17 | 2015-05-06 | 长江勘测规划设计研究有限责任公司 | Fish collecting and fish luring system and fish collecting and fish luring method of fish-passing type lock |
| CN105804029A (en) * | 2016-03-22 | 2016-07-27 | 四川大学 | Water-supplementing fishway inlet device with ecological gate |
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