CN107299874A - A kind of axial flow pump hydraulic turbine with double-clutch mechanism - Google Patents
A kind of axial flow pump hydraulic turbine with double-clutch mechanism Download PDFInfo
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- CN107299874A CN107299874A CN201611149428.8A CN201611149428A CN107299874A CN 107299874 A CN107299874 A CN 107299874A CN 201611149428 A CN201611149428 A CN 201611149428A CN 107299874 A CN107299874 A CN 107299874A
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- clutch
- wheel hub
- turbine
- hydraulic turbine
- blade
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- 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
- F03B3/10—Machines or engines of reaction type; Parts or details peculiar thereto characterised by having means for functioning alternatively as pumps or turbines
- F03B3/106—Machines or engines of reaction type; Parts or details peculiar thereto characterised by having means for functioning alternatively as pumps or turbines the turbine wheel and the pumps wheel being mounted in adjacent positions on the same shaft in a single casing
-
- 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
- F03B13/00—Adaptations of machines or engines for special use; Combinations of machines or engines with driving or driven apparatus; Power stations or aggregates
-
- 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
- F03B3/04—Machines or engines of reaction type; Parts or details peculiar thereto with substantially axial flow throughout rotors, e.g. propeller 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
- F03B3/00—Machines or engines of reaction type; Parts or details peculiar thereto
- F03B3/12—Blades; Blade-carrying rotors
- F03B3/126—Rotors for essentially axial flow, e.g. for propeller 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
- 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
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- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F04—POSITIVE - DISPLACEMENT MACHINES FOR LIQUIDS; PUMPS FOR LIQUIDS OR ELASTIC FLUIDS
- F04D—NON-POSITIVE-DISPLACEMENT PUMPS
- F04D13/00—Pumping installations or systems
- F04D13/02—Units comprising pumps and their driving means
- F04D13/06—Units comprising pumps and their driving means the pump being electrically driven
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F04—POSITIVE - DISPLACEMENT MACHINES FOR LIQUIDS; PUMPS FOR LIQUIDS OR ELASTIC FLUIDS
- F04D—NON-POSITIVE-DISPLACEMENT PUMPS
- F04D29/00—Details, component parts, or accessories
- F04D29/18—Rotors
- F04D29/181—Axial flow rotors
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- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F04—POSITIVE - DISPLACEMENT MACHINES FOR LIQUIDS; PUMPS FOR LIQUIDS OR ELASTIC FLUIDS
- F04D—NON-POSITIVE-DISPLACEMENT PUMPS
- F04D29/00—Details, component parts, or accessories
- F04D29/40—Casings; Connections of working fluid
- F04D29/52—Casings; Connections of working fluid for axial pumps
- F04D29/54—Fluid-guiding means, e.g. diffusers
- F04D29/548—Specially adapted for liquid pumps
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F04—POSITIVE - DISPLACEMENT MACHINES FOR LIQUIDS; PUMPS FOR LIQUIDS OR ELASTIC FLUIDS
- F04D—NON-POSITIVE-DISPLACEMENT PUMPS
- F04D3/00—Axial-flow pumps
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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
- 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
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- Engineering & Computer Science (AREA)
- Mechanical Engineering (AREA)
- General Engineering & Computer Science (AREA)
- Chemical & Material Sciences (AREA)
- Combustion & Propulsion (AREA)
- Structures Of Non-Positive Displacement Pumps (AREA)
Abstract
The present invention relates to a kind of axial flow pump hydraulic turbine with double-clutch mechanism, it is made up of water-inlet horn pipe, entry guide vane, disengaging type impeller mechanism, disengaging type stator mechanism, exit guide blade, the bend pipe pump housing and motor/generator, wherein design of the stator of axial-flow pump based on the hydraulic turbine, clutch structure is equipped with the inside of impeller and stator, when motor drives the pump operating condition of main shaft rotation, the rotation acting of clutch impeller, the clutch structure of stator is in released state, and stator does not rotate；When current flow backwards, stator drives main shaft to do work generator as turbine impeller, and axial wheel is used as stator, internal clutch structure separation, do not drive it to rotate, protect the stability for substantially increasing unit using this pair of clutch structure, and its have it is simple in construction, reliability is high, the features such as easy to install.
Description
Technical field
The present invention relates to pump turbine, a kind of axial flow pump hydraulic turbine with double-clutch mechanism is related specifically to.
Background technology
Pump turbine is the Novel flush accumulation of energy unit occurred 1930s, the storage connected with the hydraulic turbine and water pump
Energy unit is compared, and its weight is considerably reduced, cost reduction, thus is used widely.Used when runner is rotated forward as pump,
The Reversible Hydraulic Machinery used during reverse rotation as the hydraulic turbine.It is the power-equipment of hydroenergy storage station.Pump turbine
Applicable head scope with reaction turbine is basically identical.The geometry of its passage component and the hydraulic turbine are different, but
It is that critical piece and structure are similar in many aspects.To meet the requirement of two kinds of operating conditions of water pump and the hydraulic turbine, water pump
The hydraulic turbine is bigger than the turbine size of identical head and capacity.The trend of pump turbine from now on is to expand the use of single-stage runner
Head, improves specific speed, increase single-machine capacity and optimization pump operating condition starting method.The classification of pump turbine and reaction type water
Turbine is similar, by water flow path point mixed-flow, diagonal flow type and tubular three kinds.
People, in order to more efficient and rational utilization clean energy resource, have hair concurrently for the continuous increase of electricity needs
The pump turbine of high stability that electricity and accumulation of energy are acted on serves highly important effect, due to pump turbine head and
Rotating speed is higher and starts, shut down frequent, but its wild effect for occurring during conversion operating mode, will have a strong impact on unit
Stability.In order to improve the set steady of pump turbine, the present invention provides a kind of axial-flow type water with double-clutch mechanism
Pump turbine structure, design of the stator based on the hydraulic turbine of axial-flow pump, clutch structure is equipped with the inside of impeller and stator, when
When motor drives the pump operating condition of main shaft rotation, the rotation acting of clutch impeller, the clutch structure of stator is in separation
State, stator does not rotate；When current flow backwards, stator drives main shaft to do work generator as turbine impeller, and axle stream leaf
Wheel is not driven it to rotate, the stabilization of unit is substantially increased using this structure as stator, internal clutch structure separation
Property.
The content of the invention
The present invention provides a kind of axial flow pump hydraulic turbine structure with double-clutch mechanism, and its design principle is：Axial-flow pump
Design of the stator based on the hydraulic turbine, be equipped with clutch structure in the inside of impeller and stator, when motor drive main shaft rotation
During pump operating condition, the rotation acting of clutch impeller, the clutch structure of stator is in released state, and stator does not rotate；When
When current flow backwards, stator drives main shaft to do work generator as turbine impeller, and axial wheel is as stator, it is internal from
Structure separation is closed, does not drive it to rotate.
Realizing the technical scheme that above-mentioned purpose is used is：
A kind of axial flow pump hydraulic turbine with double-clutch mechanism of the present invention, the described axial flow pump hydraulic turbine
By water-inlet horn pipe, entry guide vane, disengaging type impeller mechanism, disengaging type hydraulic turbine mechanism, exit guide blade, the bend pipe pump housing and electricity
Machine/generating set is into specifically by entry guide vane prismatic blade, sleeve pipe one, entry guide vane wheel hub, spine tooth, spring one, key one, impeller
Wheel hub, axial blade, clutch one, plane sliding bearing seat ring one, plane sliding bearing seat ring two, limited location snap ring, plane
Sliding bearing seat ring three, plane sliding bearing seat ring four, spring two, key two, clutch two, turbine blade, water wheels wheel
Hub, pin, sleeve pipe two, sleeve pipe three, exit guide blade prismatic blade, exit guide blade wheel hub, power transmission shaft, water-inlet horn pipe, the bend pipe pump housing, connection
Second-class 32 parts of axle device, motor/generator, special ratchet, sliding bearing one, sliding bearing are constituted, wherein disengaging type
Impeller mechanism is slided by spring one, key one, impeller hub, axial blade, clutch one, plane sliding bearing seat ring one, plane
The part of dynamic bearing seat ring two or seven is constituted, and disengaging type hydraulic turbine mechanism is by plane sliding bearing seat ring three, plane sliding bearing seat ring
4th, spring two, key two, clutch two, turbine blade, turbine wheel hub, the part of pin eight composition；
Described special ratchet is fixedly mounted with impeller hub, and one end of special ratchet and entry guide vane wheel hub, which is slided, to be connect
Touch, there is ratchet one end of special ratchet, with the spine tooth intermeshing work installed in entry guide vane hub interior, described clutch
The clutch of formula impeller mechanism is one-way clutch, and the end that clutch one is in contact with impeller hub is all annular dentation
Structure intermeshing work, make disengaging type impeller mechanism can only pump operating condition single direction rotation；
The clutch of described disengaging type hydraulic turbine mechanism is one-way clutch, clutch two and turbine wheel hub phase
The end that the end of contact is in contact all is annular dentalation mutual cooperation work, and pin is fixed on turbine wheel hub and outlet
The deep-slotted chip breaker mutual cooperation work of stator wheel hub one end, make disengaging type hydraulic turbine mechanism can only hydraulic turbine condition unidirectional rotation
Turn；
Described exit guide blade wheel hub and the inner surface of special ratchet is not contacted with the outer surface of power transmission shaft, impeller hub,
Matching somebody with somebody between clutch one, clutch two and turbine wheel hub and power transmission shaft is combined into wide arc gap cooperation, plane sliding bearing
Seat ring one and plane sliding bearing seat ring four are ladder truncated cone-shaped structure, the outer face of plane sliding bearing seat ring one and impeller
One end interference fits of wheel hub, the inner surface of plane sliding bearing seat ring one and the outer surface wide arc gap of power transmission shaft coordinate, plane
The outer face of sliding bearing seat ring four and one end interference fits of turbine wheel hub, the inner surface of plane sliding bearing seat ring four with
The outer surface wide arc gap of power transmission shaft coordinates, the inner surface and transmission of plane sliding bearing seat ring two and plane plain bearing housing circle three
The outer surface of axle is not contacted；
Described power transmission shaft is provided with neck, and limited location snap ring is arranged on neck, and limited location snap ring exists to disengaging type impeller mechanism
The position of power transmission shaft is positioned, and limited location snap ring limits moving displacement scope of the disengaging type hydraulic turbine mechanism in power transmission shaft；
The described axial flow pump hydraulic turbine with double-clutch mechanism, when pump operating condition works, motor drives power transmission shaft
Rotation, power transmission shaft drives the rotation of clutch one, and clutch one is in the state of closure with impeller hub, so that clutch
The rotation of the impeller wheel hub of structure one and axial blade, and the ratchet of special ratchet does not work with spine tooth, it is ensured that clutch one
Single direction rotation, and disengaging type hydraulic turbine mechanism is in the presence of impact of water, upward exit guide blade wheel hub direction movement, the hydraulic turbine
Pin card on wheel hub is in the deep-slotted chip breaker of exit guide blade wheel hub, and spring two is compressed, at clutch two and turbine wheel hub
In released state, disengaging type hydraulic turbine mechanism is set not rotate；In hydraulic turbine condition, in the presence of impact of water, disengaging type water
Turbine mechanism is moved to the direction of limited location snap ring, and turbine wheel hub is separated with exit guide blade wheel hub, clutch two and the hydraulic turbine
Wheel hub composition clutch be in closure state so that disengaging type hydraulic turbine mechanism drive power transmission shaft rotation, compare with
Pump operating condition power transmission shaft opposite direction is rotated, and spring one is compressed, and clutch one is in the state separated with impeller hub, and special
The ratchet of different ratchet is in interlocking pattern with spine tooth, disengaging type impeller wheel portion is stopped the rotation.
The described axial flow pump hydraulic turbine, the circumferential section expanded view of pin is sector structure, the arc of exit guide blade wheel hub
The transition from shallow to deep of shape groove depth；Impeller hub is that circular saw structure is set in terraced structure, interior step, with clutch
Circular saw structure on structure one is meshed；Turbine wheel hub is that circular saw structure is set in terraced structure, interior step,
It is meshed with the circular saw structure on clutch two.
The described axial flow pump hydraulic turbine, axial blade is axial--flow blading, using the design method of axial-flow pump to leaf
Piece carries out the Hydraulic Design, and turbine blade is blades for axial-flow water turbine, and water-filling is entered to blade using the design method of the hydraulic turbine
Power is designed, and the blade of entry guide vane and exit guide blade is prismatic blade, in clutch type water pump impeller mechanism and the disengaging type hydraulic turbine
The thickness of plane sliding bearing between mechanism is 0.08 to 0.12 times of axial blade maximum outside diameter；Respectively in clutch one
Keyway is provided with clutch two, spring one and the end of spring two are mounted on bearing block, it is ensured that the suffered moment of torsion of spring will not
It is excessive and be damaged, and reduce the abrasion between wall spring and contact surface.
Beneficial effects of the present invention are：
(1) the positive stream of the axial flow pump hydraulic turbine can make water pump, can countercurrently make the hydraulic turbine, and ensure that using double clutch structures
The normal operation of pump condition and hydraulic turbine condition, and it has simple in construction, reliability height, the features such as easy to install.
(2) present invention is on probation through user, and reaction effect is good, and practicality is good.
Brief description of the drawings
Fig. 1 is a kind of axial flow pump hydraulic turbine structure schematic diagram with double-clutch mechanism of the present invention.
Fig. 2 is the assembling sketch of the axial flow pump hydraulic turbine with double-clutch mechanism of one embodiment of the invention.
Fig. 3 is the pin on the turbine wheel hub of the Section A-A of one embodiment of the invention and the arc on exit guide blade wheel hub
The work structuring schematic diagram of groove.
Fig. 4 is the fundamental diagram of spine tooth and the ratchet of special ratchet on the entry guide vane wheel hub of one embodiment of the invention.
Fig. 5 is the clutch fundamental diagram of the pump operating condition of one embodiment of the invention.
Fig. 6 is the clutch fundamental diagram of the hydraulic turbine condition of one embodiment of the invention.
In figure：1. entry guide vane prismatic blade, 2. sleeve pipes one, 3. entry guide vane wheel hubs, 4. spine teeth, 5. springs one (5), 6. keys
One, 7. impeller hubs, 8. axial blades, 9. clutches one, 10. plane sliding bearing seat rings one, 11. plane sliding bearings seat
Circle two, 12. limited location snap rings, 13. plane sliding bearing seat rings three, 14. plane sliding bearing seat rings four, 15. springs two, 16. keys
Two, 17. clutches two, 18. turbine blades, 19. turbine wheel hubs, 20. pins, 21. sleeve pipes two, 22. sleeve pipes three, 23. go out
Mouth stator prismatic blade, 24. exit guide blade wheel hubs, 25. power transmission shafts, 26. water-inlet horn pipes, the 27. bend pipe pump housings, 28. shaft couplings,
29. motor/generator, 30. special ratchets, 31. deep groove ball bearings.
Embodiment
Fig. 1 to Fig. 6 be the present invention relates to a kind of axial flow pump hydraulic turbine structure schematic diagram with double-clutch mechanism, it is described
The axial flow pump hydraulic turbine by water-inlet horn pipe, entry guide vane, disengaging type impeller mechanism, disengaging type hydraulic turbine mechanism, outlet
Stator, the bend pipe pump housing and motor/generator composition, specifically by entry guide vane prismatic blade (1), sleeve pipe one (2), entry guide vane wheel hub
(3), spine tooth (4), spring one (5), key one (6), impeller hub (7), axial blade (8), clutch one (9), planar slide
It is bearing race one (10), plane sliding bearing seat ring two (11), limited location snap ring (12), plane sliding bearing seat ring three (13), flat
Face sliding bearing seat ring four (14), spring two (15), key two (16), clutch two (17), turbine blade (18), the hydraulic turbine
Wheel hub (19), pin (20), sleeve pipe two (21), sleeve pipe three (22), exit guide blade prismatic blade (23), exit guide blade wheel hub (24), biography
Moving axis (25), water-inlet horn pipe (26), the bend pipe pump housing (27), shaft coupling (28), motor/generator (29), special ratchet (30),
Sliding bearing one (31), 32, sliding bearing two (32) part are constituted, wherein disengaging type impeller mechanism by spring one (5),
Key one (6), impeller hub (7), axial blade (8), clutch one (9), plane sliding bearing seat ring one (10), planar slide
The part of bearing race two (11) seven is constituted, and disengaging type hydraulic turbine mechanism is by plane sliding bearing seat ring three (13), planar slide axle
Bearing circle four (14), spring two (15), key two (16), clutch two (17), turbine blade (18), turbine wheel hub
(19), (20) eight parts of pin composition；
Described special ratchet (30) is fixedly mounted with impeller hub (7), special ratchet (30) and entry guide vane wheel hub (3)
One end sliding contact, there is ratchet one end of special ratchet (30), and installed in the internal spine tooth (4) of entry guide vane wheel hub (3)
Work is intermeshed, the clutch of described disengaging type impeller mechanism is one-way clutch, clutch one (9) and impeller wheel
The end that hub (7) is in contact all is annular dentalation intermeshing work, makes disengaging type impeller mechanism can only be in pump operating condition
Single direction rotation；
The clutch of described disengaging type hydraulic turbine mechanism is one-way clutch, clutch two (17) and water wheels wheel
The end that the end that hub (19) is in contact is in contact all is annular dentalation mutual cooperation work, and pin (20) is fixed on the hydraulic turbine
With the deep-slotted chip breaker mutual cooperation work of exit guide blade wheel hub (24) one end on wheel hub (19), make disengaging type hydraulic turbine mechanism can only be
The single direction rotation of hydraulic turbine condition；
Described exit guide blade wheel hub (24) and the outer surface of the inner surface and power transmission shaft (25) of special ratchet (30) do not connect
Touch, between impeller hub (7), clutch one (9), clutch two (17) and turbine wheel hub (19) and power transmission shaft (25)
Coordinate with wide arc gap is combined into, plane sliding bearing seat ring one (10) and plane sliding bearing seat ring four (14) are ladder truncated cone-shaped
Structure, the outer face of plane sliding bearing seat ring one (10) and one end interference fits of impeller hub (7), plane sliding bearing seat
The outer surface wide arc gap of the inner surface and power transmission shaft (25) that enclose one (10) coordinates, the outer face of plane sliding bearing seat ring four (14)
With one end interference fits of turbine wheel hub (19), the inner surface of plane sliding bearing seat ring four (14) is outer with power transmission shaft (25)
Surface wide arc gap coordinates, the inner surface and power transmission shaft of plane sliding bearing seat ring two (11) and plane plain bearing housing circle three (13)
(25) outer surface is not contacted；
Described power transmission shaft (25) is provided with neck, and limited location snap ring (12) is arranged on neck, and limited location snap ring (12) is to clutch
Formula impeller mechanism is positioned in the position of power transmission shaft (25), and limited location snap ring (12) limitation disengaging type hydraulic turbine mechanism is in power transmission shaft
(25) moving displacement scope；
The described axial flow pump hydraulic turbine with double-clutch mechanism, when pump operating condition works, motor (29), which drives, to be passed
Moving axis (25) is rotated, and power transmission shaft (25) drives the rotation of clutch one (9), and clutch one (9) is in impeller hub (7)
The state of closure, so that the rotation of clutch one (9) impeller wheel hub (7) and axial blade (8), and special ratchet (30)
Ratchet do not worked with spine tooth (4), it is ensured that the single direction rotation of clutch one (9), and disengaging type hydraulic turbine mechanism is in impact of water
In the presence of, upward exit guide blade wheel hub (24) direction is moved, and the pin (20) on turbine wheel hub (19) is stuck in outlet guide impeller
In the deep-slotted chip breaker of hub (24), and spring two (15) is compressed, and clutch two (17) is in turbine wheel hub (19) and separates shape
State, makes disengaging type hydraulic turbine mechanism not rotate；In hydraulic turbine condition, in the presence of impact of water, disengaging type hydraulic turbine mechanism
Moved to the direction of limited location snap ring (12), turbine wheel hub (19) is separated with exit guide blade wheel hub (24), clutch two (17)
The state of closure is in the clutch that turbine wheel hub (19) is constituted, so that disengaging type hydraulic turbine mechanism drives power transmission shaft
(25) rotation, compares and is rotated with pump operating condition power transmission shaft (25) opposite direction, spring one (5) compressed, clutch one (9) with
Impeller hub (7) is in the state of separation, and the ratchet of special ratchet (30) is in interlocking pattern with spine tooth (4), makes disengaging type
Impeller wheel portion is stopped the rotation, as shown in Figure 5 and Figure 6, and wherein dotted line frame S1, S2, S3 is represented in the water pump work different with the hydraulic turbine
Clutch and turbine wheel hub position state in which under condition.
The described axial flow pump hydraulic turbine, the circumferential section expanded view of pin (20) is sector structure, as shown in figure 3, going out
The arc groove depth transition from shallow to deep of mouth stator wheel hub (24), as shown in figure 3, wherein W1 represents turning for the pump operating condition of axle
To W2 is represented and moved axially upwards；The described axial flow pump hydraulic turbine, impeller hub (7) is terraced structure, interior step
On be set to circular saw structure, be meshed with the circular saw structure on clutch one (9)；Turbine wheel hub (19) is step
Circular saw structure is set in shape structure, interior step, is meshed with the circular saw structure on clutch two (17).
The described axial flow pump hydraulic turbine, axial blade (8) is axial--flow blading, using the design method pair of axial-flow pump
Blade carries out the Hydraulic Design, and turbine blade (18) is blades for axial-flow water turbine, using the design method of the hydraulic turbine to blade
The blade of progress the Hydraulic Design, entry guide vane and exit guide blade is prismatic blade, in clutch type water pump impeller mechanism and disengaging type
The thickness of plane sliding bearing between stator mechanism is 0.08 to 0.12 times of axial blade (8) maximum outside diameter；Respectively from
Close mechanism one (9) and clutch two (17) is provided with keyway, spring one (5) and spring two (15) end are mounted on bearing block
(g)。
Claims (6)
1. a kind of axial flow pump hydraulic turbine with double-clutch mechanism, it is characterised in that the described axial flow pump hydraulic turbine by
Water-inlet horn pipe, entry guide vane, disengaging type impeller mechanism, disengaging type hydraulic turbine mechanism, exit guide blade, the bend pipe pump housing and motor/
Generating set is into specifically by entry guide vane prismatic blade (1), sleeve pipe one (2), entry guide vane wheel hub (3), spine tooth (4), spring one
(5), key one (6), impeller hub (7), axial blade (8), clutch one (9), plane sliding bearing seat ring one (10), plane
Sliding bearing seat ring two (11), limited location snap ring (12), plane sliding bearing seat ring three (13), plane sliding bearing seat ring four
(14), spring two (15), key two (16), clutch two (17), turbine blade (18), turbine wheel hub (19), pin (20),
Sleeve pipe two (21), sleeve pipe three (22), exit guide blade prismatic blade (23), exit guide blade wheel hub (24), power transmission shaft (25), water-inlet horn
Manage (26), the bend pipe pump housing (27), shaft coupling (28), motor/generator (29), special ratchet (30), sliding bearing one (31), cunning
32 parts of dynamic bearing two (32) are constituted, and wherein disengaging type impeller mechanism is by spring one (5), key one (6), impeller hub
(7), axial blade (8), clutch one (9), plane sliding bearing seat ring one (10), plane sliding bearing seat ring two (11) seven
Part is constituted, and disengaging type hydraulic turbine mechanism is by plane sliding bearing seat ring three (13), plane sliding bearing seat ring four (14), spring
Two (15), key two (16), clutch two (17), turbine blade (18), turbine wheel hub (19), (20) eight part groups of pin
Into；
Described special ratchet (30) is fixedly mounted with impeller hub (7), special ratchet (30) and the one of entry guide vane wheel hub (3)
Sliding contact is held, there is ratchet one end of special ratchet (30), with the spine tooth (4) installed in entry guide vane wheel hub (3) inside mutually
Joggleword, the clutch of described disengaging type impeller mechanism is one-way clutch, clutch one (9) and impeller hub
(7) end being in contact all is annular dentalation intermeshing work, makes disengaging type impeller mechanism can only be in pump operating condition
Single direction rotation；
The clutch of described disengaging type hydraulic turbine mechanism is one-way clutch, clutch two (17) and turbine wheel hub
(19) end that the end being in contact is in contact all is annular dentalation mutual cooperation work, and pin (20) is fixed on water wheels wheel
With the deep-slotted chip breaker mutual cooperation work of exit guide blade wheel hub (24) one end on hub (19), make disengaging type hydraulic turbine mechanism can only be in water
The single direction rotation of turbine operating mode；
Described exit guide blade wheel hub (24) and the inner surface of special ratchet (30) are not contacted with the outer surface of power transmission shaft (25), leaf
Cooperation between wheel wheel hub (7), clutch one (9), clutch two (17) and turbine wheel hub (19) and power transmission shaft (25)
Coordinate for wide arc gap, plane sliding bearing seat ring one (10) and plane sliding bearing seat ring four (14) are ladder truncated cone-shaped knot
Structure, the outer face of plane sliding bearing seat ring one (10) and one end interference fits of impeller hub (7), plane sliding bearing seat ring
The outer surface wide arc gap of the inner surface of one (10) and power transmission shaft (25) coordinates, the outer face of plane sliding bearing seat ring four (14) with
One end interference fits of turbine wheel hub (19), the inner surface of plane sliding bearing seat ring four (14) and the appearance of power transmission shaft (25)
Face wide arc gap coordinates, the inner surface and power transmission shaft of plane sliding bearing seat ring two (11) and plane plain bearing housing circle three (13)
(25) outer surface is not contacted；
Described power transmission shaft (25) is provided with neck, and limited location snap ring (12) is arranged on neck, and limited location snap ring (12) is to disengaging type leaf
Wheel mechanism is positioned in the position of power transmission shaft (25), and limited location snap ring (12) limits disengaging type hydraulic turbine mechanism in power transmission shaft (25)
Moving displacement scope；
The described axial flow pump hydraulic turbine with double-clutch mechanism, when pump operating condition works, motor (29) drives power transmission shaft
(25) rotate, power transmission shaft (25) drives the rotation of clutch one (9), clutch one (9) is in closure with impeller hub (7)
State so that the rotation of clutch one (9) impeller wheel hub (7) and axial blade (8), and the spine of special ratchet (30)
Tooth does not work with spine tooth (4), it is ensured that the single direction rotation of clutch one (9), and disengaging type hydraulic turbine mechanism is in the work of impact of water
Under, upward exit guide blade wheel hub (24) direction is moved, and the pin (20) on turbine wheel hub (19) is stuck in exit guide blade wheel hub
(24) in deep-slotted chip breaker, and spring two (15) is compressed, and clutch two (17) is in released state with turbine wheel hub (19),
Disengaging type hydraulic turbine mechanism is set not rotate；In hydraulic turbine condition, in the presence of impact of water, disengaging type hydraulic turbine mechanism is to limit
The direction movement of position snap ring (12), turbine wheel hub (19) is separated with exit guide blade wheel hub (24), clutch two (17) and water
The clutch of turbine wheel hub (19) composition is in the state of closure, so that disengaging type hydraulic turbine mechanism drives power transmission shaft (25)
Rotation, is compared and is rotated with pump operating condition power transmission shaft (25) opposite direction, and spring one (5) is compressed, clutch one (9) and impeller wheel
Hub (7) is in the state of separation, and the ratchet of special ratchet (30) is in interlocking pattern with spine tooth (4), makes disengaging type impeller portion
Divide and stop the rotation.
2. a kind of axial flow pump hydraulic turbine with double-clutch mechanism according to claim 1, it is characterised in that pin (20)
Circumferential section be sector structure, the arc groove depth transition from shallow to deep of exit guide blade wheel hub (24).
3. the axial flow pump hydraulic turbine according to claim 1, it is characterised in that impeller hub (7) is terraced structure,
Circular saw structure is set in interior step, is meshed with the circular saw structure on clutch one (9)；Turbine wheel hub
(19) it is terraced structure, circular saw structure is set in interior step, with the circular saw structure on clutch two (17)
It is meshed.
4. the axial flow pump hydraulic turbine according to claim 1, it is characterised in that axial blade (8) is axial--flow blading,
The Hydraulic Design is carried out to blade using the design method of axial-flow pump, turbine blade (18) is blades for axial-flow water turbine, is used
The design method of the hydraulic turbine carries out the Hydraulic Design to blade, and the blade of entry guide vane and exit guide blade is prismatic blade.
5. the axial flow pump hydraulic turbine according to claim 1, it is characterised in that clutch type water pump impeller mechanism and from
The thickness of plane sliding bearing between box-like hydraulic turbine mechanism is 0.08 to 0.12 times of axial blade (8) maximum outside diameter.
6. the axial flow pump hydraulic turbine according to claim 1, it is characterised in that respectively clutch one (9) and from
Close mechanism two (17) and be provided with keyway, spring one (5) and spring two (15) end are mounted on bearing block (g).
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| CN201611149428.8A CN107299874B (en) | 2016-12-14 | 2016-12-14 | A kind of axial flow pump hydraulic turbine with double-clutch mechanism |
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| CN107299874B CN107299874B (en) | 2019-03-19 |
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| Publication number | Priority date | Publication date | Assignee | Title |
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| CN108035835A (en) * | 2017-12-07 | 2018-05-15 | 高邮市大江泵业有限公司 | It is a kind of to facilitate new type hydraulic turbine used in parallel |
| CN108180147A (en) * | 2017-12-19 | 2018-06-19 | 刘英学 | A kind of unpowered Water Wave Pump |
| CN109209899A (en) * | 2018-10-30 | 2019-01-15 | 河海大学 | A kind of vertical-type axial-flow pump |
| CN109915380A (en) * | 2019-03-16 | 2019-06-21 | 陈晨 | A kind of manufacturing process of twayblade single shaft centrifugal pump |
| CN110486217A (en) * | 2019-07-19 | 2019-11-22 | 江苏大学 | A kind of convection rotary type Double-way axial flow pump turbine |
| CN111794893A (en) * | 2020-07-22 | 2020-10-20 | 重庆华能水电设备制造有限公司 | Double-turbine structure of pumped storage water turbine generator set |
| JP2020190211A (en) * | 2019-05-20 | 2020-11-26 | 株式会社クボタ | Fluid device |
| CN112483460A (en) * | 2020-11-26 | 2021-03-12 | 扬州大学 | Axial flow pump impeller structure for preventing transmission shaft from reversing |
| CN112879320A (en) * | 2021-02-19 | 2021-06-01 | 胡伟锋 | Low-noise axial flow fan for rail transit |
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| Publication number | Priority date | Publication date | Assignee | Title |
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| CN108035835A (en) * | 2017-12-07 | 2018-05-15 | 高邮市大江泵业有限公司 | It is a kind of to facilitate new type hydraulic turbine used in parallel |
| CN108035835B (en) * | 2017-12-07 | 2023-11-28 | 高邮市大江泵业有限公司 | Novel water turbine convenient to use in parallel |
| CN108180147A (en) * | 2017-12-19 | 2018-06-19 | 刘英学 | A kind of unpowered Water Wave Pump |
| CN109209899A (en) * | 2018-10-30 | 2019-01-15 | 河海大学 | A kind of vertical-type axial-flow pump |
| CN109915380A (en) * | 2019-03-16 | 2019-06-21 | 陈晨 | A kind of manufacturing process of twayblade single shaft centrifugal pump |
| CN109915380B (en) * | 2019-03-16 | 2020-07-31 | 瑞安市泰尼克机械有限公司 | Manufacturing process of double-blade single-shaft centrifugal pump |
| JP7158336B2 (en) | 2019-05-20 | 2022-10-21 | 株式会社クボタ | Fluid equipment |
| JP2020190211A (en) * | 2019-05-20 | 2020-11-26 | 株式会社クボタ | Fluid device |
| CN110486217A (en) * | 2019-07-19 | 2019-11-22 | 江苏大学 | A kind of convection rotary type Double-way axial flow pump turbine |
| CN110486217B (en) * | 2019-07-19 | 2020-12-22 | 利欧集团湖南泵业有限公司 | Disrotatory bidirectional axial flow water pump turbine |
| CN111794893A (en) * | 2020-07-22 | 2020-10-20 | 重庆华能水电设备制造有限公司 | Double-turbine structure of pumped storage water turbine generator set |
| CN112483460A (en) * | 2020-11-26 | 2021-03-12 | 扬州大学 | Axial flow pump impeller structure for preventing transmission shaft from reversing |
| CN112879320A (en) * | 2021-02-19 | 2021-06-01 | 胡伟锋 | Low-noise axial flow fan for rail transit |
| CN112879320B (en) * | 2021-02-19 | 2023-01-13 | 中铁三局集团有限公司 | Low-noise axial flow fan for rail transit |
| CN114427536A (en) * | 2022-01-24 | 2022-05-03 | 大福泵业有限公司 | Deep well pump capable of reducing starting water resistance |
| CN114427536B (en) * | 2022-01-24 | 2024-05-24 | 大福泵业有限公司 | Deep well pump capable of reducing starting water resistance |
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