CN108050002A - It is a kind of to reduce the Francis turbine damaged to fish - Google Patents
It is a kind of to reduce the Francis turbine damaged to fish Download PDFInfo
- Publication number
- CN108050002A CN108050002A CN201711286630.XA CN201711286630A CN108050002A CN 108050002 A CN108050002 A CN 108050002A CN 201711286630 A CN201711286630 A CN 201711286630A CN 108050002 A CN108050002 A CN 108050002A
- Authority
- CN
- China
- Prior art keywords
- fixedly connected
- block
- fish
- filter plate
- flow distribution
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
- Granted
Links
- 241000251468 Actinopterygii Species 0.000 title claims abstract description 69
- 230000006378 damage Effects 0.000 claims abstract description 36
- 230000000694 effects Effects 0.000 claims abstract description 34
- 230000009467 reduction Effects 0.000 claims abstract description 25
- 208000027418 Wounds and injury Diseases 0.000 claims abstract description 13
- 208000014674 injury Diseases 0.000 claims abstract description 10
- 241000237858 Gastropoda Species 0.000 claims description 7
- 238000001914 filtration Methods 0.000 claims description 6
- 230000002265 prevention Effects 0.000 claims description 3
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 abstract description 10
- 238000000034 method Methods 0.000 description 7
- 238000010248 power generation Methods 0.000 description 7
- 239000002803 fossil fuel Substances 0.000 description 4
- 230000008569 process Effects 0.000 description 4
- 230000003321 amplification Effects 0.000 description 3
- 238000003199 nucleic acid amplification method Methods 0.000 description 3
- 238000010586 diagram Methods 0.000 description 2
- 235000013399 edible fruits Nutrition 0.000 description 2
- 230000005611 electricity Effects 0.000 description 2
- 230000004048 modification Effects 0.000 description 2
- 238000012986 modification Methods 0.000 description 2
- 230000008439 repair process Effects 0.000 description 2
- 230000006978 adaptation Effects 0.000 description 1
- 230000006835 compression Effects 0.000 description 1
- 238000007906 compression Methods 0.000 description 1
- 230000007812 deficiency Effects 0.000 description 1
- 238000005516 engineering process Methods 0.000 description 1
- 235000013332 fish product Nutrition 0.000 description 1
- 230000007774 longterm Effects 0.000 description 1
- 238000002360 preparation method Methods 0.000 description 1
- 230000001172 regenerating effect Effects 0.000 description 1
- 239000007787 solid Substances 0.000 description 1
- 238000003756 stirring Methods 0.000 description 1
Classifications
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F03—MACHINES OR ENGINES FOR LIQUIDS; WIND, SPRING, OR WEIGHT MOTORS; PRODUCING MECHANICAL POWER OR A REACTIVE PROPULSIVE THRUST, NOT OTHERWISE PROVIDED FOR
- F03B—MACHINES OR ENGINES FOR LIQUIDS
- F03B3/00—Machines or engines of reaction type; Parts or details peculiar thereto
- F03B3/12—Blades; Blade-carrying rotors
- F03B3/125—Rotors for radial flow at high-pressure side and axial flow at low-pressure side, e.g. for Francis-type turbines
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F03—MACHINES OR ENGINES FOR LIQUIDS; WIND, SPRING, OR WEIGHT MOTORS; PRODUCING MECHANICAL POWER OR A REACTIVE PROPULSIVE THRUST, NOT OTHERWISE PROVIDED FOR
- F03B—MACHINES OR ENGINES FOR LIQUIDS
- F03B11/00—Parts or details not provided for in, or of interest apart from, the preceding groups, e.g. wear-protection couplings, between turbine and generator
- F03B11/08—Parts or details not provided for in, or of interest apart from, the preceding groups, e.g. wear-protection couplings, between turbine and generator for removing foreign matter, e.g. mud
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F03—MACHINES OR ENGINES FOR LIQUIDS; WIND, SPRING, OR WEIGHT MOTORS; PRODUCING MECHANICAL POWER OR A REACTIVE PROPULSIVE THRUST, NOT OTHERWISE PROVIDED FOR
- F03B—MACHINES OR ENGINES FOR LIQUIDS
- F03B3/00—Machines or engines of reaction type; Parts or details peculiar thereto
- F03B3/12—Blades; Blade-carrying rotors
- F03B3/121—Blades, their form or construction
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F03—MACHINES OR ENGINES FOR LIQUIDS; WIND, SPRING, OR WEIGHT MOTORS; PRODUCING MECHANICAL POWER OR A REACTIVE PROPULSIVE THRUST, NOT OTHERWISE PROVIDED FOR
- F03B—MACHINES OR ENGINES FOR LIQUIDS
- F03B3/00—Machines or engines of reaction type; Parts or details peculiar thereto
- F03B3/16—Stators
- F03B3/18—Stator blades; Guide conduits or vanes, e.g. adjustable
- F03B3/186—Spiral or volute casings
-
- 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
- Y02E—REDUCTION OF GREENHOUSE GAS [GHG] EMISSIONS, RELATED TO ENERGY GENERATION, TRANSMISSION OR DISTRIBUTION
- Y02E10/00—Energy generation through renewable energy sources
- Y02E10/20—Hydro energy
Landscapes
- Engineering & Computer Science (AREA)
- Chemical & Material Sciences (AREA)
- Combustion & Propulsion (AREA)
- Mechanical Engineering (AREA)
- General Engineering & Computer Science (AREA)
- Hydraulic Turbines (AREA)
Abstract
The present invention relates to generating equipment technical fields, and disclose a kind of Francis turbine for reducing and being damaged to fish, including main shaft, the bottom of the main shaft is fixedly connected with head cover, the bottom of the main shaft is fixedly connected with the bearing for running through and extending on the outside of cap base, the bottom of the head cover is fixedly connected with spiral case, the bottom of the spiral case is fixedly connected with mounting base, the bottom of the mounting base is fixedly connected with draft tube, the runner being fixedly connected on the bearing inside spiral case is fixedly connected with guide vane on the runner.The Francis turbine that the reduction damages fish, pass through the setting of flow distribution plate one and flow distribution plate two, when the hydraulic turbine works normally, spiral vortex rope can be generated to current, by way of shunting, the inside of the hydraulic turbine will be flowed by way of direct current into the water of the hydraulic turbine, so as to achieve the effect that fish are damaged because of spiral vortex rope, and then reduce the effect of fish injury.
Description
Technical field
The present invention relates to generating equipment technical fields, are specially a kind of mixed-flow wheel for reducing and being damaged to fish
Machine.
Background technology
Power generation utilizes generation power device by water energy, the thermal energy of fossil fuel, nuclear energy and solar energy, wind energy, underground heat
Energy, ocean energy etc. are converted to electric power, the multi-purpose fossil fuel of power generation now, but the resource of fossil fuel is few, increasingly exhausted, the mankind
More use regenerative resource generates electricity gradually, power generation i.e. using generation power device by water energy, fossil fuel thermal energy,
Nuclear energy and solar energy, wind energy, geothermal energy, ocean energy etc. are converted to electric power, since 20th century, to the demand of electric power almost every 10
Year increase by 1 times, to mid-term the 1990s, main forms of electricity generation is hydroelectric generation, thermal power generation and nuclear energy power generation, beautiful,
Based on thermal power generation, generated energy proportion is more than 70% for the states such as Russia, English, meaning, China.
In by Francis turbine power generation process, in the hydraulic turbine course of work, the blade of rotation can make fish
Into injury, during long-term work, the continuous fish of meeting damage, and in 103216374 B of Chinese patent CN, propose
A kind of small-scale mixed-flow turbine of low-specific-speed has the conservancy property good in the patent and manufactures the advantages of at low cost, still
Reduction injury caused by fish is not mentioned, fish injury can excessively cause ecological uneven and fish products to reduce, so
It is proposed a kind of Francis turbine for reducing and being damaged to fish.
The content of the invention
(1) the technical issues of solving
In view of the deficiencies of the prior art, the Francis turbine that is damaged to fish is reduced the present invention provides a kind of,
Possess reduction the advantages that being injured caused by fish, solve the problems, such as because the hydraulic turbine work fish are damaged it is excessive.
(2) technical solution
To realize that above-mentioned reduction injures purpose caused by fish, the present invention provides following technical solution：A kind of reduction pair
The Francis turbine that fish damage, including main shaft, the bottom of the main shaft is fixedly connected with head cover, the bottom of the main shaft
Portion is fixedly connected with the bearing for running through and extending on the outside of cap base, and the bottom of the head cover is fixedly connected with spiral case, described
The bottom of spiral case is fixedly connected with mounting base, and the bottom of the mounting base is fixedly connected with draft tube, fixed on the bearing to connect
The runner being located inside spiral case is connected to, is fixedly connected with guide vane on the runner, one end that the spiral case is located at the head cover back side is consolidated
Surely it is connected with spiral case and enters pipe, supporting rod one has been fixedly connected at left and right sides of the tail water tube cavity, the supporting rod one is remote
One end from draft tube is fixedly connected with flow distribution plate one, and the right side of the flow distribution plate one, which is connected with, runs through and extend to tail water
The right filter plate of pipe right hand external, the left side of the flow distribution plate one are connected with the left filter plate of draft tube left hand external, institute
It states and right fixed block is fixedly connected on the right side of right filter plate, the inside of the right fixed block offers right rail, the right rail
Internal activity be connected with the right block for running through and extending to right fixed block top outer, the bottom on the right side of the right block is fixed
Spring one is connected with, the right side of the spring one on the right side of right fixed block inner cavity with being fixedly connected, the top on the left of the right block
End is fixedly connected with inserted block one, and the right side opening of the draft tube is equipped with slot one, and the left side of the flow distribution plate one, which offers, to be run through
The strip through-hole on the right side of flow distribution plate one is fixedly connected with link block on the left of the right filter plate, is opened on the left of the link block
Equipped with card slot, it is fixedly connected on the right side of the left filter plate and consolidates with the corresponding fixture block of card slot, the left side of the left filter plate
Surely left fixed block is connected with, the inside of the left fixed block offers left sliding slot, and the internal activity of the left sliding slot, which is connected with, to be passed through
It wears and extends to the left block of left fixed block top outer, the bottom on the left of the left block is fixedly connected with spring two, described
With being fixedly connected on the left of left fixed block inner cavity, the top on the right side of the left block is fixedly connected with inserted block in the left side of spring two
Two, slot two is offered on the left of the draft tube, and the front and rear sides that the spiral case enters tube cavity have been fixedly connected with supporting rod
Two, one end that the supporting rod two enters shell away from snail is fixedly connected with flow distribution plate two, and the front and rear sides of the flow distribution plate two are equal
Filter screen is fixedly connected with, the one end of the filter screen away from flow distribution plate two enters shell with snail and is fixedly connected.
Preferably, the quantity of the guide vane is eight, and eight guide vanes are fixedly connected with runner, by the number for reducing guide vane
Amount, when fish accidentally into inside the hydraulic turbine when, reduce because guide vane quantity excessively damage the phenomenon that.
Preferably, the width of the guide vane is adapted with the space inside spiral case, by expand spiral case inner wall and guide vane it
Between space, reduce the injury for entering fish inside the hydraulic turbine.
Preferably, the quantity of the supporting rod one is four, the both ends of four supporting rods one respectively with draft tube and shunting
Plate one is fixedly connected, and when the hydraulic turbine works, can be generated spiral vortex rope, by the setting of flow distribution plate one, be eliminated from source
The effect of helical vortex band.
Preferably, include netted filtering layer and cavernous body on the right filter plate and left filter plate, work in the hydraulic turbine
When, fish are sucked the inside of the hydraulic turbine by the suction of generation by draft tube, by the setting of left filter plate and right filter plate, are subtracted
Few fish enter the inside of the hydraulic turbine, and prevention can be injured caused by fish.
Preferably, the right block is flexibly connected by right rail with right fixed block, the left block by left sliding slot with
Left fixed block flexible connection, after left block is moved to the left, inserted block two is moved to the outside of slot two, and right block is moved right
Afterwards, inserted block one is moved to the outside of slot one, and then left filter plate and right filter plate can be taken out to the effect inside draft tube
Fruit.
Preferably, the slot one and slot two are located at the top of right filter plate and left filter plate respectively, in inserted block one
When the inside of slot one and inserted block two are located at the inside of slot two, achieve the purpose that fixed left filter plate and right filter plate.
Preferably, the quantity of the fixture block and card slot is three, and the size of three fixture blocks and three card slots is adapted,
After left filter plate and right filter plate are placed on the inside of draft tube, fixture block is mutually clamped with card slot, reach fixed left filter plate and
The effect of right filter plate.
Preferably, the quantity of the supporting rod two is four, and four supporting rods two enter pipe with spiral case and flow distribution plate two is solid
Fixed connection, filter screen prevent fish from entering pipe by spiral case and entering effect inside the hydraulic turbine.
(3) advantageous effect
Compared with prior art, the present invention provides a kind of Francis turbine for reducing and being damaged to fish, possess
Following advantageous effect：
1st, the Francis turbine that the reduction damages fish, by the setting of flow distribution plate one and flow distribution plate two,
When the hydraulic turbine works normally, spiral vortex rope can be generated to current, it is straight by passing through into the water of the hydraulic turbine by way of shunting
The mode of stream flows into the inside of the hydraulic turbine, so as to achieve the effect that fish are damaged because of spiral vortex rope, and then subtracts
The effect of few fish injury.
2nd, the Francis turbine that the reduction damages fish passes through left filter plate, right filter plate and filter screen
Set so that when the hydraulic turbine work normally, reduce fish and enter the inside of the hydraulic turbine, then by reduce the quantity of guide vane with
Fish are stirred wound so as to achieve the effect that reduce, and then reduce and fish are injured by once the distance between big guide vane and spiral case
Effect.
3rd, the Francis turbine that the reduction damages fish by left fixed block, right fixed block, inserted block two and is inserted
The setting of block one, by right block and left block after the opposite direction movement of draft tube, inserted block two and inserted block one and slot two
It separates, left filter plate and right filter plate can be taken out from the inside of draft tube with slot one, conversely, by left filter plate and right filtering
Plate is fixed on the inside of draft tube, when being damaged so as to the impact reached because of fish to left filter plate and right filter plate, carries out
The effect of repairing, and then facilitate the effect of repairing.
Description of the drawings
Fig. 1 is the Francis turbine structure diagram that a kind of reduction proposed by the present invention damages fish；
Fig. 2 is the Francis turbine overlooking the structure diagram that a kind of reduction proposed by the present invention damages fish；
Fig. 3 is structure amplification at A in Francis turbine Fig. 1 that a kind of reduction proposed by the present invention damages fish
Figure；
Fig. 4 is the Draft Tube of Francis Turbine structural representation that a kind of reduction proposed by the present invention damages fish
Figure；
Fig. 5 is structure amplification at B in Francis turbine Fig. 1 that a kind of reduction proposed by the present invention damages fish
Figure；
Fig. 6 is structure amplification at C in Francis turbine Fig. 1 that a kind of reduction proposed by the present invention damages fish
Figure.
In figure：1 main shaft, 2 head covers, 3 bearings, 4 spiral cases, 5 mounting bases, 6 draft tubes, 7 runners, 8 guide vanes, 9 spiral cases enter pipe, 10
Supporting rod one, 11 flow distribution plates one, 12 right filter plates, 13 left filter plates, 14 right fixed blocks, 15 right rails, 16 right blocks, 17 springs
First, 18 inserted blocks one, 19 slots one, 20 strip through-holes, 21 link blocks, 22 card slots, 23 fixture blocks, 24 left fixed blocks, 25 left sliding slots, 26
Left block, 27 springs two, 28 inserted blocks two, 29 slots two, 30 flow distribution plates two, 31 supporting rods two, 32 filter screens.
Specific embodiment
Below in conjunction with the attached drawing in the embodiment of the present invention, the technical solution in the embodiment of the present invention is carried out clear, complete
Site preparation describes, it is clear that described embodiment is only part of the embodiment of the present invention, instead of all the embodiments.It is based on
Embodiment in the present invention, those of ordinary skill in the art are obtained every other without making creative work
Embodiment belongs to the scope of protection of the invention.
- 6 are please referred to Fig.1, the Francis turbine that a kind of reduction damages fish, including main shaft 1, the bottom of main shaft 1
Portion is fixedly connected with head cover 2, and the bottom of main shaft 1 is fixedly connected with the bearing 3 for running through and extending to 2 bottom outside of head cover, head cover 2
Bottom be fixedly connected with spiral case 4, the bottom of spiral case 4 is fixedly connected with mounting base 5, and the bottom of mounting base 5 is fixedly connected with tail
Water pipe 6, the runner 7 being fixedly connected on bearing 3 inside spiral case 4 are fixedly connected with guide vane 8 on runner 7, and spiral case 4 is located at
The one end at 2 back side of head cover is fixedly connected with spiral case and enters pipe 9, and draft tube has been fixedly connected with supporting rod one at left and right sides of 6 inner cavity
10, the one end of supporting rod 1 away from draft tube 6 is fixedly connected with flow distribution plate 1, and the right side of flow distribution plate 1 is connected with
Run through and extend to the right filter plate 12 of 6 right hand external of draft tube, the left side of flow distribution plate 1 is connected with 6 left side of draft tube
External left filter plate 13, the right side of right filter plate 12 are fixedly connected with right fixed block 14, and the inside of right fixed block 14 offers
Right rail 15, the internal activity of right rail 15 are connected with the right block 16 for running through and extending to right 14 top outer of fixed block, right
The bottom on 16 right side of block is fixedly connected with spring 1, and company is fixed on the right side of spring 1 and the right side of right 14 inner cavity of fixed block
It connects, the top in right 16 left side of block is fixedly connected with inserted block 1, and the right side opening of draft tube 6 is equipped with slot 1, flow distribution plate one
11 left side offers the strip through-hole 20 through one 11 right side of flow distribution plate, and the left side of right filter plate 12 is fixedly connected with link block
21, the left side of link block 21 offers card slot 22, and the right side of left filter plate 13 is fixedly connected with and 22 corresponding fixture block of card slot
23, the left side of left filter plate 13 is fixedly connected with left fixed block 24, and the inside of left fixed block 24 offers left sliding slot 25, left sliding slot
25 internal activity is connected with the left block 26 for running through and extending to left 24 top outer of fixed block, the bottom in left 26 left side of block
Spring 2 27 is fixedly connected with, the left side of spring 2 27 on the left of left 24 inner cavity of fixed block with being fixedly connected, left 26 right side of block
Top be fixedly connected with inserted block 2 28, the left side of draft tube 6 offers slot 2 29, and spiral case enters the front and rear sides of 9 inner cavity of pipe
Supporting rod 2 31 is fixedly connected with, one end that supporting rod 2 31 enters shell 9 away from snail is fixedly connected with flow distribution plate 2 30, shunting
The front and rear sides of plate 2 30 have been fixedly connected with filter screen 32, and the one end of filter screen 32 away from flow distribution plate 2 30 enters shell 9 with snail
It is fixedly connected.
In the present invention, the quantity of guide vane 8 is eight, and eight guide vanes 8 are fixedly connected with runner 7, by reducing guide vane 8
Quantity, when fish accidentally into inside the hydraulic turbine when, reduce because 8 quantity of guide vane excessively damage the phenomenon that.
In the present invention, the width of guide vane 8 is adapted with the space inside spiral case 4, by expanding 4 inner wall of spiral case and guide vane 8
Between space, reduce the injury for entering fish inside the hydraulic turbine.
In the present invention, the quantity of supporting rod 1 is four, and the both ends of four supporting rods 1 are respectively with draft tube 6 and dividing
Flowing plate 1 is fixedly connected, and when the hydraulic turbine works, can generate spiral vortex rope, by the setting of flow distribution plate 1, from source
The upper effect for eliminating helical vortex band.
In the present invention, netted filtering layer and cavernous body are included on right filter plate 12 and left filter plate 13, in hydraulic turbine work
When making, fish are sucked the inside of the hydraulic turbine by the suction of generation by draft tube 6, pass through left filter plate 13 and right filter plate 12
It sets, reduces the inside that fish enter the hydraulic turbine, prevention can be injured caused by fish.
In the present invention, right block 16 is flexibly connected by right rail 15 with right fixed block 14, and left block 26 passes through left sliding slot
25 are flexibly connected with left fixed block 24, and after left block 26 is moved to the left, inserted block 2 28 is moved to the outside of slot 2 29, by the right side
After block 16 moves right, inserted block 1 is moved to the outside of slot 1, and then can be by left filter plate 13 and right filtering
Plate 12 takes out the effect inside draft tube 6.
In the present invention, slot 1 and slot 2 29 are being inserted respectively positioned at the top of right filter plate 12 and left filter plate 13
Block 1 is located at the inside of slot 1 and when inserted block 2 28 is located at the inside of slot 2 29, reaches fixed left filter plate 13 and the right side
The purpose of filter plate 12.
In the present invention, the quantity of fixture block 23 and card slot 22 is three, the size phase of three fixture blocks 23 and three card slots 22
Adaptation, after left filter plate 13 and right filter plate 12 are placed on the inside of draft tube 6, fixture block 23 is mutually clamped with card slot 22, is reached
To the effect of the left filter plate 13 of fixation and right filter plate 12.
In the present invention, the quantity of supporting rod 2 31 is four, and four supporting rods 2 31 enter pipe 9 and flow distribution plate two with spiral case
30 are fixedly connected, and filter screen 32 prevents fish from entering pipe 9 into the effect inside the hydraulic turbine by spiral case.
When in use, flow distribution plate 1 and flow distribution plate 2 30 eliminate helical vortex band, then pass through filter screen 32, left filtering
The setting of plate 13 and right filter plate 12 reduces fish and enters quantity inside the hydraulic turbine, then by reducing the quantity of guide vane 8
With increase the distance between guide vane 8 and spiral case 4, reach reduction fish and stir wound what the hydraulic turbine was subject to, fish occurring by left mistake
When filter plate 13 and right 12 damage of filter plate, inserted block 1 and inserted block 2 28 are moved in the opposite direction, spring 1 and spring
Left filter plate 13 and right filter plate 12 are taken out the inside of draft tube 6 by 2 27 compressions, convenient that it is placed under repair or is replaced.
In conclusion the Francis turbine that the reduction damages fish, passes through flow distribution plate 1 and flow distribution plate two
30 setting when the hydraulic turbine works normally, can generate spiral vortex rope to current, by way of shunting, will enter water wheels
The water of machine flows into the inside of the hydraulic turbine by way of direct current, so as to reach the effect damaged by spiral vortex rope to fish
Fruit, and then the effect of fish injury is reduced, pass through the setting of left filter plate 13, right filter plate 12 and filter screen 32 so that
When the hydraulic turbine works normally, reduce fish and enter the inside of the hydraulic turbine, then quantity and once big guide vane by reducing guide vane 8
Fish are stirred wound so as to achieve the effect that reduce, and then reduce the effect to fish injury by the distance between 8 and spiral case 4,
By the setting of left fixed block 24, right fixed block 14, inserted block 2 28 and inserted block 1, by right block 16 and left block 26 to tail
After the opposite direction movement of water pipe 6, inserted block 2 28 and inserted block 1 are separated with slot 2 29 and slot 1, can be by left filter plate
13 and right filter plate 12 from the inside of draft tube 6 take out, conversely, left filter plate 13 and right filter plate 12 are fixed on draft tube 6
Inside, when being damaged so as to the impact reached because of fish to left filter plate 13 and right filter plate 12, the effect that places under repair,
And then facilitate the effect of repairing, solve the problems, such as because the hydraulic turbine work fish are damaged it is excessive.
It should be noted that herein, relational terms such as first and second and the like are used merely to a reality
Body or operation are distinguished with another entity or operation, are deposited without necessarily requiring or implying between these entities or operation
In any this actual relation or order.Moreover, term " comprising ", "comprising" or its any other variant are intended to
Non-exclusive inclusion, so that process, method, article or equipment including a series of elements not only will including those
Element, but also including other elements that are not explicitly listed or further include as this process, method, article or equipment
Intrinsic element.In the absence of more restrictions, the element limited by sentence "including a ...", it is not excluded that
Also there are other identical elements in process, method, article or equipment including the element.
It although an embodiment of the present invention has been shown and described, for the ordinary skill in the art, can be with
Understanding without departing from the principles and spirit of the present invention can carry out these embodiments a variety of variations, modification, replace
And modification, the scope of the present invention is defined by the appended.
Claims (9)
1. a kind of reduce the Francis turbine damaged to fish, including main shaft (1), it is characterised in that：The main shaft (1)
Bottom be fixedly connected with head cover (2), the bottom of the main shaft (1), which is fixedly connected with, to be run through and extends to outside head cover (2) bottom
The bearing (3) of side, the bottom of the head cover (2) are fixedly connected with spiral case (4), and the bottom of the spiral case (4) is fixedly connected with peace
Seat (5) is filled, the bottom of the mounting base (5) is fixedly connected with draft tube (6), is fixedly connected on the bearing (3) positioned at snail
Shell (4) internal runner (7) is fixedly connected with guide vane (8) on the runner (7), and the spiral case (4) is located at head cover (2) back side
One end be fixedly connected with spiral case and enter pipe (9), be fixedly connected with supporting rod one at left and right sides of draft tube (6) inner cavity
(10), the one end of the supporting rod one (10) away from draft tube (6) is fixedly connected with flow distribution plate one (11), the flow distribution plate one
(11) the right filter plate (12) for running through and extending to draft tube (6) right hand external, the flow distribution plate one are connected on the right side of
(11) the left filter plate (13) of draft tube (6) left hand external is connected on the left of, the right side of the right filter plate (12) is consolidated
Surely right fixed block (14) is connected with, the inside of the right fixed block (14) offers right rail (15), the right rail (15)
Internal activity is connected with the right block (16) for running through and extending to right fixed block (14) top outer, right block (16) right side
Bottom be fixedly connected with spring one (17), the right side of the spring one (17) is fixed with the right side of right fixed block (14) inner cavity to be connected
It connects, the top on the left of the right block (16) is fixedly connected with inserted block one (18), and the right side opening of the draft tube (6) is equipped with slot
One (19) offer the strip through-hole (20) on the right side of flow distribution plate one (11), the right side on the left of the flow distribution plate one (11)
Link block (21) is fixedly connected on the left of filter plate (12), card slot (22) is offered on the left of the link block (21), it is described
It is fixedly connected on the right side of left filter plate (13) and card slot (22) corresponding fixture block (23), the left side of the left filter plate (13)
Left fixed block (24) is fixedly connected with, the inside of the left fixed block (24) offers left sliding slot (25), the left sliding slot (25)
Internal activity be connected with the left block (26) for running through and extending to left fixed block (24) top outer, the left block (26) is left
The bottom of side is fixedly connected with spring two (27), and the left side in the left side and left fixed block (24) inner cavity of the spring two (27) is fixed
It connects, the top on the right side of the left block (26) is fixedly connected with inserted block two (28), is offered on the left of the draft tube (6) slotting
Slot two (29), the front and rear sides that the spiral case enters pipe (9) inner cavity have been fixedly connected with supporting rod two (31), the supporting rod two
(31) one end for entering shell (9) away from snail is fixedly connected with flow distribution plate two (30), and the front and rear sides of the flow distribution plate two (30) are equal
Filter screen (32) is fixedly connected with, the one end of the filter screen (32) away from flow distribution plate two (30) enters the fixed company of shell (9) with snail
It connects.
2. the Francis turbine that a kind of reduction according to claim 1 damages fish, it is characterised in that：It is described
The quantity of guide vane (8) is eight, and eight guide vanes (8) are fixedly connected with runner (7), by reducing the quantity of guide vane (8), work as fish
Class accidentally into inside the hydraulic turbine when, reduce because guide vane (8) quantity excessively damage the phenomenon that.
3. the Francis turbine that a kind of reduction according to claim 1 damages fish, it is characterised in that：It is described
The width of guide vane (8) space internal with spiral case (4) is adapted, by expanding the sky between spiral case (4) inner wall and guide vane (8)
Between, reduce the injury for entering fish inside the hydraulic turbine.
4. the Francis turbine that a kind of reduction according to claim 1 damages fish, it is characterised in that：It is described
The quantity of supporting rod one (10) is four, the both ends of four supporting rods one (10) respectively with draft tube (6) and flow distribution plate one (11)
It is fixedly connected, when the hydraulic turbine works, spiral vortex rope can be generated, by the setting of flow distribution plate one (11), eliminated from source
The effect of helical vortex band.
5. the Francis turbine that a kind of reduction according to claim 1 damages fish, it is characterised in that：It is described
Include netted filtering layer and cavernous body, when the hydraulic turbine works, the suction of generation on right filter plate (12) and left filter plate (13)
Fish are sucked the inside of the hydraulic turbine by power by draft tube (6), by the setting of left filter plate (13) and right filter plate (12), are subtracted
Few fish enter the inside of the hydraulic turbine, and prevention can be injured caused by fish.
6. the Francis turbine that a kind of reduction according to claim 1 damages fish, it is characterised in that：It is described
Right block (16) is flexibly connected by right rail (15) with right fixed block (14), the left block (26) by left sliding slot (25) with
Left fixed block (24) flexible connection, after left block (26) is moved to the left, inserted block two (28) is moved to the outside of slot two (29),
After right block (16) is moved right, inserted block one (18) is moved to the outside of slot one (19), and then can be by left filter plate
(13) and right filter plate (12) takes out the internal effect of draft tube (6).
7. the Francis turbine that a kind of reduction according to claim 1 damages fish, it is characterised in that：It is described
Slot one (19) and slot two (29) are located at the top of right filter plate (12) and left filter plate (13) respectively, in inserted block one (18) position
When the inside of slot one (19) and inserted block two (28) are located at the inside of slot two (29), reach fixed left filter plate (13) and the right side
The purpose of filter plate (12).
8. the Francis turbine that a kind of reduction according to claim 1 damages fish, it is characterised in that：It is described
The quantity of fixture block (23) and card slot (22) is three, and the size of three fixture blocks (23) and three card slots (22) is adapted, and is being incited somebody to action
After left filter plate (13) and right filter plate (12) are placed on the inside of draft tube (6), fixture block (23) is mutually clamped with card slot (22), is reached
To the effect of the left filter plate of fixation (13) and right filter plate (12).
9. the Francis turbine that a kind of reduction according to claim 1 damages fish, it is characterised in that：It is described
The quantity of supporting rod two (31) is four, and four supporting rods two (31) enter pipe (9) and the fixed company of flow distribution plate two (30) with spiral case
It connects, filter screen (32) prevents fish from entering pipe (9) into the effect inside the hydraulic turbine by spiral case.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201711286630.XA CN108050002B (en) | 2017-12-07 | 2017-12-07 | Mixed-flow water turbine capable of reducing damage to fishes |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201711286630.XA CN108050002B (en) | 2017-12-07 | 2017-12-07 | Mixed-flow water turbine capable of reducing damage to fishes |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN108050002A true CN108050002A (en) | 2018-05-18 |
| CN108050002B CN108050002B (en) | 2024-05-24 |
Family
ID=62123256
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201711286630.XA Active CN108050002B (en) | 2017-12-07 | 2017-12-07 | Mixed-flow water turbine capable of reducing damage to fishes |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN108050002B (en) |
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN109882339A (en) * | 2019-03-20 | 2019-06-14 | 高邮市环邮泵业有限公司 | A kind of high efficiency abandoned mine draws water energy-accumulating power station pump turbine |
| CN111749833A (en) * | 2020-07-07 | 2020-10-09 | 嵊州图白发电科技有限公司 | Can automatic clear away hydraulic generator of aquatic impurity and cooling |
| CN112228268A (en) * | 2020-09-24 | 2021-01-15 | 杨帅军 | Electromagnetic turbine generator |
Citations (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN2442005Y (en) * | 2000-08-25 | 2001-08-08 | 郭崇礼 | Water pump motor for filtering |
| CN2591261Y (en) * | 2002-12-16 | 2003-12-10 | 杨传生 | Electric power generator |
| KR20110006357A (en) * | 2009-07-14 | 2011-01-20 | 이승수 | Submerged hydraulic power turbine |
| DE102014004506A1 (en) * | 2014-03-25 | 2016-01-21 | Christoph Oelsner | Fish ecological water power plant |
| CN206360842U (en) * | 2016-11-21 | 2017-07-28 | 郑州大学 | A kind of water conservancy generator of protection Ecology |
| CN107237711A (en) * | 2017-07-20 | 2017-10-10 | 三峡大学 | A kind of parent population profile shaft flow water turbine |
-
2017
- 2017-12-07 CN CN201711286630.XA patent/CN108050002B/en active Active
Patent Citations (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN2442005Y (en) * | 2000-08-25 | 2001-08-08 | 郭崇礼 | Water pump motor for filtering |
| CN2591261Y (en) * | 2002-12-16 | 2003-12-10 | 杨传生 | Electric power generator |
| KR20110006357A (en) * | 2009-07-14 | 2011-01-20 | 이승수 | Submerged hydraulic power turbine |
| DE102014004506A1 (en) * | 2014-03-25 | 2016-01-21 | Christoph Oelsner | Fish ecological water power plant |
| CN206360842U (en) * | 2016-11-21 | 2017-07-28 | 郑州大学 | A kind of water conservancy generator of protection Ecology |
| CN107237711A (en) * | 2017-07-20 | 2017-10-10 | 三峡大学 | A kind of parent population profile shaft flow water turbine |
Cited By (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN109882339A (en) * | 2019-03-20 | 2019-06-14 | 高邮市环邮泵业有限公司 | A kind of high efficiency abandoned mine draws water energy-accumulating power station pump turbine |
| CN109882339B (en) * | 2019-03-20 | 2020-06-26 | 高邮市环邮泵业有限公司 | High efficiency abandonment mine energy storage power station water pump turbine of drawing water |
| CN111749833A (en) * | 2020-07-07 | 2020-10-09 | 嵊州图白发电科技有限公司 | Can automatic clear away hydraulic generator of aquatic impurity and cooling |
| CN111749833B (en) * | 2020-07-07 | 2021-05-18 | 简胜坚 | Can automatic clear away hydraulic generator of aquatic impurity and cooling |
| CN112228268A (en) * | 2020-09-24 | 2021-01-15 | 杨帅军 | Electromagnetic turbine generator |
Also Published As
| Publication number | Publication date |
|---|---|
| CN108050002B (en) | 2024-05-24 |
Similar Documents
| Publication | Publication Date | Title |
|---|---|---|
| CN108050002A (en) | It is a kind of to reduce the Francis turbine damaged to fish | |
| CN109538393A (en) | A kind of mixed-flow generating equipment | |
| CN105909454B (en) | A kind of portable minisize hydro-electric power generating equipment to charge for field | |
| CN104165115B (en) | A kind of hydroelectric installation and method thereof | |
| CN105863929B (en) | A kind of Portable hydroelectric device with foldable class ellipse kuppe | |
| CN107061129A (en) | Tidal-energy electric generator set | |
| CN110030137A (en) | A kind of novel power generation apparatus by rainwater | |
| CN105508130B (en) | Wind collection type wind driven generator | |
| CN205225560U (en) | Waterwheel formula hydraulic generator's back upper place drainage formula waterwheel | |
| CN205503344U (en) | Circulating water power generation system | |
| CN209557151U (en) | A kind of formula turbine-generator units | |
| CN106286098B (en) | A kind of small-sized hydroelectric power generating apparatus to be generated electricity using mountain stream water | |
| CN204402748U (en) | A kind ofly be applied to the hydro-electric power generating equipment of water drop compared with zonule | |
| CN208169053U (en) | A kind of wind power generation plant that maintenance cost is low | |
| CN108286493A (en) | A kind of telescopic wind power generation plant | |
| CN208966469U (en) | A kind of axial flow hydraulic turbine | |
| CN207610427U (en) | A kind of low energy consumption type air source heat pump | |
| CN108105040B (en) | It is a kind of to facilitate installation and the wind power generation plant with protective device | |
| CN106286099B (en) | A kind of micro-hydro generator | |
| CN221322574U (en) | Water turbine guide vane protection structure | |
| CN106762359A (en) | A kind of improved through-flow type hydro-turbo unit | |
| CN204436680U (en) | A kind of efficient inclined beating type hydro-turbo generator | |
| CN211692692U (en) | Novel water turbine device | |
| CN204097982U (en) | A kind of high-efficiency reservoir discharges water hydraulic generator gate group | |
| CN214176452U (en) | Special electric energy optimization box for photovoltaic power station |
Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| PB01 | Publication | ||
| PB01 | Publication | ||
| SE01 | Entry into force of request for substantive examination | ||
| SE01 | Entry into force of request for substantive examination | ||
| GR01 | Patent grant | ||
| GR01 | Patent grant |