CN204900143U - Get ready and hit vertical high -efficient hydroelectric set to one side - Google Patents
Get ready and hit vertical high -efficient hydroelectric set to one side Download PDFInfo
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- CN204900143U CN204900143U CN201520690139.3U CN201520690139U CN204900143U CN 204900143 U CN204900143 U CN 204900143U CN 201520690139 U CN201520690139 U CN 201520690139U CN 204900143 U CN204900143 U CN 204900143U
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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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Abstract
The utility model provides a get ready and hit vertical high -efficient hydroelectric set to one side, it includes inclined jet turbine, an electric generator, pipe valve and tail water machine hole intakes, generator and inclined jet turbine arrange in the vertical direction, inclined jet turbine be located under the generator with tail water machine hole on, intake the pipe valve by nozzle mechanism and inclined jet turbine intercommunication, nozzle mechanism is located on the inclined jet turbine runner, and nozzle mechanism's fluid jet direction is towards the inclined jet turbine runner, it links to assemble the combination as inclined jet turbine runner main shaft and runner in the main shaft extension income hydraulic turbine organism of generator. This generating set 1, compact structure, occupation of land are little, with low costs, 2, transportation, installation, maintenance convenience, 3, head loss is little, efficient, 4, the water intake pipe overall arrangement is simple, the restriction is little, 5, the structure technology is simple reliable, the extension rich choice of products, 6, application scope is wide: it hits formula hydroelectric set to one side to be suitable for all.
Description
Technical field
The utility model relates to hydro-electric power generating equipment field, particularly relates to a kind of self-containedly tiltedly to hit vertical efficient turbine-generator units.
Background technique
Current inclined beating type hydro-turbo generator group is generally horizontal decentralized, namely water turbine and generator are autonomous device, horizontally-arranged in facility floor during installation, assembling runner parts in the middle of hydraulic turbine main shaft, there are sealing configuration and bearing pivot in two ends, connect generator shaft by elastic coupling flexible coupling.As shown in Figures 1 to 4, because the runner height of horizontal decentralized water turbine is comparatively short, in order to ensure that current can with suitable angle water-spraying Turbine Runner, existing diversion mode is excavates water inlet machine hole below facility floor, diversion pressure tube, valve, water inlet bend pipe and water spray bend pipe are installed, current are first through the water inlet bend pipe of 90 ° or 45 °, then through 90 ° or 45 ° of water spray bend pipes, current enter nozzle mechanism.
There is following problem in horizontal decentralized turbine-generator units: (1) complex structure, and component are many, and manufacture cost is high; (2) horizontal layout floor space is large; (3) parts are many and loose, and cannot dispatch from the factory by self-contained complete machine, need site installation test, install, overhaul loaded down with trivial details, complicated, the installation time in place is long, and various risks and cost increase; (4) the fixing wide point of unit stone bolt is many, and additional machine hole is excavated and inlaies, and construction investment strengthens; (5) diversion current angle of turn is large, and the pressure loss is large; Runner water outlet laterally turn again stand to, all affect hydraulic performance, thus reduce transformation efficiency and generating efficiency; (6) transmission part is many, affects transmission efficiency, increases follow-up operation maintenance, the cost of overhaul.
Summary of the invention
The technical problems to be solved in the utility model, is to provide that a kind of compact structure, installation and repairing are convenient, efficiency is high, inlet pipeline layout is simple self-containedly tiltedly hits vertical efficient turbine-generator units.
The utility model is achieved in that the self-contained vertical efficient turbine-generator units that tiltedly hits comprises inclined-jet turbine, generator, water inlet pipe valve and tail water machine hole, generator and inclined-jet turbine are arranged in vertical direction, inclined-jet turbine to be positioned under generator and on tail water machine hole, water inlet pipe valve is communicated with inclined-jet turbine by nozzle mechanism, nozzle mechanism is positioned on inclined-jet turbine runner, and the Fluid injection direction of nozzle mechanism is towards inclined-jet turbine runner, the main shaft of generator to extend in inclined-jet turbine body and is fitted to each other interlock as inclined-jet turbine runner main shaft and runner.Adopt above design, on the one hand, because Vertical direction arranges that generator set eliminates elastic coupling flexible coupling, directly to be extended in inclined-jet turbine body by generator shaft and be fitted to each other interlock as inclined-jet turbine runner main shaft and runner, generator is made to become compact connection with inclined-jet turbine from the connection that is separated traditionally, thus minimizing transmission part, improve transmission efficiency, simultaneously, because structure is simple, the maintenance of the follow-up operation of turbine-generator units and the cost of overhaul are significantly reduced.Certainly, the connection in generator, inclined-jet turbine and tail water machine hole can be dismountable, maintains easily and maintenance.On the other hand, inclined-jet turbine, generator and tail water machine hole is all vertically gone up, and only have tail water machine hole to be arranged in subsurface, inclined-jet turbine and generator are all above tail water machine hole, ground can not be taken, like this, the floor space of generator set is made at least to reduce more than 1/2nd.In addition, the compact connection of inclined-jet turbine, generator and tail water machine hole Vertical direction, decrease intermediate transmission link, effectively decrease the use of easily damaged parts, make turbine-generator units can overall assembling in factory, debugged after, directly be transported to Power Plant location and installation just can come into operation, save labor economical.In addition, because easily damaged parts use amount is less, make follow-up equipment maintenance requirement reduction, expense minimizing.Nozzle mechanism is positioned at the top of inclined-jet turbine runner, and its Fluid injection direction is towards inclined-jet turbine runner, like this, when in use, after high-velocity fluid tiltedly hits runner, under gravity, fluid can flow into rapidly tail water machine hole, can not remain on inclined-jet turbine.In order to guarantee to reach best generating effect, the direction of nozzle mechanism can adjust according to inclined-jet turbine runner or other factors, and certainly, the range of nozzle mechanism injection fluid and emitted dose are also can need adjust according to actual conditions.The main shaft of generator to extend in inclined-jet turbine body and is fitted to each other interlock as inclined-jet turbine runner main shaft and runner, and namely inclined-jet turbine and generator share a main shaft, there is not intermediate shaft coupling transmission link.Like this, make generator unit structure simply compact, connection and reasonable arrangement, effectively can reduce the floor space of generator set, greatly reduce factory building cost of investment.
Water inlet pipe valve of the present utility model comprises water spray bend pipe and inlet pipeline, the water outlet of water spray bend pipe is communicated with inclined-jet turbine by nozzle mechanism, the water intake of water spray bend pipe is communicated with inlet pipeline, and between the water outlet direction of water spray bend pipe water outlet and the water inlet direction of water intake, angle is less than 45 °.Turbine-generator units in the market all adopts the water spray bend pipe of 90 ° or 45 °, but for high-velocity flow, the angle of water spray bend pipe directly can affect hydraulic pressure size and range distance (during water flow at high speed, the kinetic energy of water overcomes the resistance acting of tube wall, consume the kinetic energy of water, thus hydraulic pressure is caused damage), water spray bend pipe angle is larger, can be larger to the loss of hydraulic pressure.In the utility model, eliminate 90 ° or 45 ° of water inlet bend pipes, and do not use the water spray bend pipe of traditional 90 ° or 45 °, and the water spray bend pipe adopting angle between the water outlet direction of water outlet and the water inlet direction of water intake to be less than 45 ° substitutes, adopt this design, avoid the bend design using wide-angle in water spray bend pipe and inlet pipeline, effectively can reduce the bend loss of high-velocity flow at least 75%, improve water power calculation efficiency.In addition, need through at least 90 ° or 45 ° of water inlet bend pipes in the inlet pipeline of traditional water inlet pipe valve after entering factory building, nozzle mechanism is arrived again after at least 90 ° or 45 ° of water spray bend pipes, intermediate demand is connected by slip joint or two pipelines are formed an entirety by Flange joint, and its sealing and impact resistance are easily by the impact of environment.And the utility model is owing to only needing a bend pipe of spraying water, and bend pipe angle is less than 45 °, this water spray bend pipe can be one-body molded, avoid to be connected by slip joint or the water spray bend of Flange joint under the impact of high hydraulic pressure high flow rate, joint deforms or the situation of seepage, effectively ensure that sealing and the life-span of water spray bend.
The water inlet direction of the water intake of water spray bend pipe of the present utility model is horizontal water inflow, and the water outlet direction of the water outlet of water spray bend pipe is consistent towards the injection direction of inclined-jet turbine runner with nozzle mechanism.Adopt bend pipe water inlet and outlet of the most simply spraying water, both can not cause damage to high-velocity flow, also the most effectively can ensure the utilization ratio of water energy; In addition, the water outlet direction of the water outlet of water spray bend pipe is consistent towards the injection direction of inclined-jet turbine runner with nozzle mechanism, like this, when in use, can be realized the direction of Control Nozzle mechanism by the direction of adjustment water spray bend pipe.
Between the water outlet direction of water spray bend pipe water outlet of the present utility model and the water inlet direction of water intake, angle is 22.5 °.Inclined-jet turbine has a best jet direction.Between the water outlet direction of water spray bend pipe water outlet and the water inlet direction of water intake, angle is excessive, the angular separation that the direction of high-velocity flow power and inclined-jet turbine runner are rotated is excessive, off-target jet direction, thus cause energy conversion rate low (kinetic transformation of water is the rotating mechanical energy of runner); Between the water outlet direction of water spray bend pipe water outlet and the water inlet direction of water intake, the too small meeting of the angle bend pipe that causes spraying water can not be suitable for tilt-impulse type runner.Preferably, the conventional rack that the utility model also combines for many years through test of many times is run and repair and maintenance practical experience, have employed angle between the water outlet direction of bend pipe water outlet and the water inlet direction of water intake is 22.5 °, while ensureing best jet direction, all types of inclined-jet turbine can be suitable for.
Water spray bend pipe of the present utility model and inlet pipeline are all positioned on the foundation level face of installation inclined-jet turbine.Like this, water spray bend pipe and inlet pipeline layout simple, limit little, make the installation location point of complete machine in factory building have multiple choices, and when needs are mobile, without the need to carrying out excavation to inlet pipeline tunnel and inlaying, minimizing construction investment; In addition, pipeline not convenient mounting or dismounting, maintenance, maintenance in machine hole.
Inlet pipeline of the present utility model is straight tube, and the axis of inlet pipeline overlaps with water spray bend pipe water intake sectional axis.On the one hand, axis coinciding makes the resistance of tube wall minimum, and high-velocity flow is when Bottomhole pressure, and kinetic energy rejection is minimum, the most effectively ensures the utilization ratio of water energy; On the other hand, inlet pipeline with water spray bend pipe axis coinciding, be convenient to connect, not yielding, and sealing and impact resistance best.Inlet pipeline can adopt Flange joint or slip joint to connect with the connection of water spray bend pipe.
The Fluid injection direction of nozzle mechanism of the present utility model towards the upper surface of horizontally disposed inclined-jet turbine runner, fluid after runner from runner lower surface fluid vertically downward.Like this, when in use, after the fluid that nozzle mechanism sprays tiltedly hits runner, under gravity, fluid can flow into tail water machine hole vertically downward from runner lower surface, can not remain on inclined-jet turbine and cause damage to it, bring burden also can not to the rotation of inclined-jet turbine, contrary, under the rotation of inclined-jet turbine, can the fluid of accelerating fluid.
The main shaft of the utility model generator is provided with the supporting structure for bearing along the downward axial force of main shaft.Supporting structure can arrange one or more.Preferably, supporting structure can be guide bearing, and when in use, guide bearing can bear the radial force of generator and inclined-jet turbine main shaft, main shaft is stablized and remains on central position.The gravity comprising main shaft along the downward axial force of main shaft that spindle of hydroelectric generator set of the present utility model bears, and/or the gravity of tilt-impulse type runner, and/or the gravity of generator correlated parts (as rotor etc.), and/or the downward axial impact force that water impact tilt-impulse type runner produces.
Supporting structure of the present utility model comprises the upper supporting structure be arranged in generator housing, and upper supporting structure connects with the upper bracket of generator.Described supporting structure also comprises the lower support structure be arranged in generator housing, and lower support structure connects with the lower end cap of generator.Adopt above design, the position of generator can be limited, make generator stable in generator housing.In addition, upper lower support structure can also bear mechanical imbalance power and the electromagnetic unbalance power of generator rotation part, maintains generator shaft stable operation within the scope of bearing play.
Supporting structure of the present utility model comprises the structure of assistant support be arranged in inclined-jet turbine body, and structure of assistant support connects with the spindle carrier extending to generator shaft in inclined-jet turbine body.Structure of assistant support not only can make that generator shaft is stable to be remained on spindle carrier further, can also retrain inclined-jet turbine runner and swing in the radial extension allowed, and makes inclined beating type hydro-turbo generator group can stable operation.Certainly, structure of assistant support is not indispensable, can determine that whether being equipped with structure of assistant support stablizes inclined beating type hydro-turbo generator group further according to the needs of the actual conditions such as the varying strength requirement of different generator set.
The utility model tool has the following advantages: 1, compact structure, occupation of land is little, cost is low; 2, transport, install, overhaul conveniently; 3, loss of head is little, efficiency is high; 4, inlet pipeline layout simple, limit little; 5, structure technology is simple and reliable, extension product is abundant; 6, all inclined beating type hydro-turbo generator groups are suitable for.
Accompanying drawing explanation
Fig. 1 is prior art: a kind ofly disperse horizontal main TV structure schematic diagram;
Fig. 2 is prior art: a kind ofly disperse horizontal plan structure schematic diagram;
Fig. 3 is prior art: the main TV structure schematic diagram that another kind of dispersion is horizontal;
Fig. 4 is prior art: the plan structure schematic diagram that another kind of dispersion is horizontal;
Fig. 5 is the main TV structure schematic diagram of the utility model turbine-generator units;
Fig. 6 is the plan structure schematic diagram of the utility model turbine-generator units;
Description of reference numerals:
1, self-containedly vertical efficient turbine-generator units is tiltedly hit;
2, inclined-jet turbine; 21, runner;
3, generator; 31, main shaft; 32, upper bracket; 33, lower end cap; 34, spindle carrier;
4, water inlet pipe valve; 41, water spray bend pipe; 42, inlet pipeline;
5, tail water machine hole;
6, nozzle mechanism;
7, supporting structure; 71, upper supporting structure; 72, lower support structure; 73, structure of assistant support.
Embodiment
By describing technology contents of the present utility model, structure characteristics in detail, realized object and effect, accompanying drawing is coordinated to be explained in detail below in conjunction with mode of execution.
Tail water machine hole 5 described in the utility model refers to the opening of the drainage systems such as pipeline for collecting the fluid after tiltedly hitting inclined-jet turbine 2 or tunnel.
Refer to Fig. 5 to Fig. 6, the self-contained vertical efficient turbine-generator units 1 that tiltedly hits comprises inclined-jet turbine 2, generator 3, water inlet pipe valve 4 and tail water machine hole 5, generator 3 and inclined-jet turbine 2 are arranged in vertical direction, inclined-jet turbine 2 is positioned under generator 3 and tail water machine is cheated on 5, water inlet pipe valve 4 is communicated with inclined-jet turbine 2 by nozzle mechanism 6, nozzle mechanism 6 is positioned on rotary wheel of water turbine 21, and the Fluid injection direction of nozzle mechanism 6 is towards rotary wheel of water turbine 21, the main shaft 31 of generator to extend in inclined-jet turbine 2 body and is fitted to each other interlock as rotary wheel of water turbine main shaft 31 and runner 21.Adopt above design, on the one hand, because Vertical direction arranges that generator set eliminates elastic coupling flexible coupling, directly to be extended in inclined-jet turbine 2 body by generator shaft 31 and be fitted to each other interlock as rotary wheel of water turbine main shaft 31 and runner 21, generator 3 is made to become compact connection with inclined-jet turbine 2 from the connection that is separated traditionally, thus minimizing transmission part, improve transmission efficiency, simultaneously, because structure is simple, the maintenance of the follow-up operation of turbine-generator units and the cost of overhaul are significantly reduced.Certainly, the connection in generator 3, inclined-jet turbine 2 and tail water machine hole 5 can be dismountable, maintains easily and maintenance.On the other hand, inclined-jet turbine 2, generator 3 and tail water machine hole 5 is all vertically gone up, and only have tail water machine hole 5 to be arranged in subsurface, inclined-jet turbine 2 and generator 3 are all above tail water machine hole 5, ground can not be taken, like this, the floor space of generator set is made at least to reduce more than 1/2nd.In addition, the compact connection of 5 Vertical direction cheated by inclined-jet turbine 2, generator 3 and tail water machine, decrease intermediate transmission link, effectively decrease the use of easily damaged parts, make turbine-generator units can overall assembling in factory, debugged after, directly be transported to Power Plant location and installation just can come into operation, save labor economical.In addition, because easily damaged parts use amount is less, make follow-up equipment maintenance requirement reduction, expense minimizing.Nozzle mechanism 6 is positioned at the top of rotary wheel of water turbine 21, and its Fluid injection direction is towards rotary wheel of water turbine 21, like this, when in use, after high-velocity fluid tiltedly hits runner 21, under gravity, fluid can flow into rapidly tail water machine hole 5, can not remain on inclined-jet turbine 2.In order to guarantee to reach best generating effect, the direction of nozzle mechanism 6 can adjust according to rotary wheel of water turbine 21 or other factors, and certainly, nozzle mechanism 6 sprays the range of fluid and emitted dose is also can need adjust according to actual conditions.Generator shaft 31 to extend in inclined-jet turbine 2 body and is fitted to each other interlock as rotary wheel of water turbine main shaft 31 and runner 21, and namely inclined-jet turbine 2 shares a main shaft 31 with generator 3, there is not intermediate shaft coupling transmission link.Like this, make generator unit structure simply compact, connection and reasonable arrangement, effectively can reduce the floor space of generator set, greatly reduce factory building cost of investment.Certainly, inclined-jet turbine 2 can be that one connects with connecting of generator shaft, also can be detachable connection, when inclined-jet turbine 2 and generator 3 are for detachably connecting, inclined-jet turbine 2 can according to the needs of actual job, the main shaft 31 of generator moves, adjusts to most suitable height.Specifically when installation, by the generator set complete machine assembling at entire plant, debugged, be directly transported to Power Plant, be fixed on the tail water machine put up in advance and cheat on 5, connection water inlet pipe valve 4 and nozzle mechanism 6 just can come into operation.
Water inlet pipe valve 4 of the present utility model comprises water spray bend pipe 41 and inlet pipeline 42, the water outlet of water spray bend pipe 41 is communicated with inclined-jet turbine 2 by nozzle mechanism 6, the water intake of water spray bend pipe 41 is communicated with inlet pipeline 42, and between the water outlet direction of water spray bend pipe 41 water outlet and the water inlet direction of water intake, angle is less than 45 °.Turbine-generator units in the market all adopts water inlet bend pipe and the water spray bend pipe 41 of 90 ° or 45 °, but for high-velocity flow, the angle of water inlet bend pipe and water spray bend pipe 41 directly can affect hydraulic pressure size and range distance (during water flow at high speed, the kinetic energy of water overcomes the resistance acting of tube wall, consume the kinetic energy of water, thus hydraulic pressure is caused damage), water spray bend pipe 41 angle is larger, can be larger to the loss of hydraulic pressure.In the utility model, eliminate 90 ° or 45 ° of water inlet bend pipes, and do not use the water spray bend pipe 41 of traditional 90 ° or 45 °, and the water spray bend pipe 41 adopting angle between the water outlet direction of water outlet and the water inlet direction of water intake to be less than 45 ° substitutes, adopt this design, avoid the bend design using wide-angle in water spray bend pipe 41 and inlet pipeline 42, effectively can reduce the bend loss of high-velocity flow at least 75%, improve water power calculation efficiency.In addition, need through at least 90 ° or 45 ° of water inlet bend pipes in the inlet pipeline of traditional water inlet pipe valve 4 after entering factory building, nozzle mechanism 6 is arrived again after at least 90 ° or 45 ° of water spray bend pipes 41, intermediate demand is connected by slip joint or two pipelines are formed an entirety by Flange joint, and its sealing and impact resistance are easily by the impact of environment.And the utility model is owing to only needing a bend pipe 41 of spraying water, and bend pipe angle is less than 45 °, this water spray bend pipe 41 can be one-body molded, avoid to be connected by slip joint or the water spray bend of Flange joint under the impact of high hydraulic pressure high flow rate, joint deforms or the situation of seepage, effectively ensure that sealing and the life-span of water spray bend.Preferably, between the water outlet direction of water spray bend pipe 41 water outlet and the water inlet direction of water intake, vertical surface angle is less than 45 °, in concrete water supply process, high-velocity flow is through inlet pipeline 42, after arriving water spray bend pipe 41, at water spray bend pipe 41 place by high-velocity flow supply nozzle mechanism 6, high-velocity flow tiltedly hits with the angle that vertical surface is less than 45 ° and is injected on rotary wheel of water turbine 21 by nozzle mechanism 6, realizes the rotation of runner 21.
The water inlet direction of the water intake of water spray bend pipe 41 of the present utility model is horizontal water inflow, and the water outlet direction of the water outlet of water spray bend pipe 41 is consistent towards the injection direction of rotary wheel of water turbine 21 with nozzle mechanism 6.Adopt bend pipe 41 water inlet and outlet of the most simply spraying water, both can not cause damage to high-velocity flow, also the most effectively can ensure the utilization ratio of water energy; In addition, the water outlet direction of the water outlet of water spray bend pipe 41 is consistent towards the injection direction of rotary wheel of water turbine 21 with nozzle mechanism 6, like this, when in use, can be realized the direction of Control Nozzle mechanism 6 by the direction of adjustment water spray bend pipe 41.Certainly, the water inlet direction of water intake of water spray bend pipe 41 is not limited to horizontal water inflow, can need the water inlet angle adjusting high-velocity flow, as long as can make the generating effect that generator set reaches best according to actual conditions.In addition, water outlet direction and the nozzle mechanism 6 of the water outlet of water spray bend pipe 41 do not limit necessary consistent towards the injection direction of rotary wheel of water turbine 21 yet, can arrange according to actual conditions.
Water spray bend pipe 41 of the present utility model and inlet pipeline 42 are all positioned on the foundation level face of installation water turbine.Like this, water spray bend pipe 41 and inlet pipeline 42 layout simple, limit little, make the installation location point of complete machine in factory building have multiple choices, and when needs are mobile, without the need to carrying out excavation to inlet pipeline 42 tunnel and inlaying, minimizing construction investment; In addition, pipeline not convenient mounting or dismounting, maintenance, maintenance in machine hole.Water spray bend pipe 41 and inlet pipeline 42 can be positioned at inclined-jet turbine 2 is installed foundation level face on, also can be positioned on foundation level face that distance installs inclined-jet turbine 2 on certain altitude.
Inlet pipeline 42 of the present utility model is straight tube, and the axis of inlet pipeline 42 overlaps with water spray bend pipe 41 water intake sectional axis.On the one hand, axis coinciding makes the resistance of tube wall minimum, and high-velocity flow is when Bottomhole pressure, and kinetic energy rejection is minimum, the most effectively ensures the utilization ratio of water energy; On the other hand, inlet pipeline 42 and the axis coinciding of water spray bend pipe 41, be convenient to connect, not yielding, and sealing and impact resistance best.Inlet pipeline 42 can adopt Flange joint or slip joint to connect with the connection of water spray bend pipe 41.Certainly, inlet pipeline 42 is that the axis of straight tube or inlet pipeline 42 overlaps with water spray bend pipe 41 water intake sectional axis is only a kind of embodiment of the present utility model, in the utility model, can according to the actual demand of inlet pipeline 42, adopt straight tube or bend pipe, also the axis of inlet pipeline 42 can be made not overlap (when bend pipe 41 water intake bore of such as spraying water is less than inlet pipeline 42 bore with water spray bend pipe 41 water intake sectional axis, the bottom line of inlet pipeline 42 is overlapped with water spray bend pipe 41 water intake cross section bottom line, the resistance of tube wall can be less), no matter adopt which kind of mode, as long as the generating effect that generator set reaches best can be made.
The Fluid injection direction of nozzle mechanism 6 of the present utility model towards the upper surface of horizontally disposed rotary wheel of water turbine 21, fluid after runner 21 from runner 21 lower surface fluid vertically downward.Like this, when in use, after the fluid that nozzle mechanism 6 sprays tiltedly hits runner 21, under gravity, fluid can flow into tail water machine hole 5 vertically downward from runner 21 lower surface, can not remain on water turbine and cause damage to it, bring burden also can not to the rotation of inclined-jet turbine 2, contrary, under the rotation of inclined-jet turbine 2, can the fluid of accelerating fluid.In concrete fluid process, fluid water spray bend pipe 41 place be supplied to nozzle mechanism 6, fluid is tiltedly hit the upper surface be injected in towards horizontally disposed rotary wheel of water turbine 21 by nozzle mechanism 6, fluid after runner 21 from runner 21 lower surface fluid vertically downward.
The utility model generator shaft 31 is provided with the supporting structure 7 for bearing along the downward axial force of main shaft.Supporting structure 7 can arrange one or more.Preferably, supporting structure 7 can be guide bearing, and when in use, guide bearing can bear the radial force of generator 3 and hydraulic turbine main shaft 31, main shaft 31 is stablized and remains on central position.The gravity comprising main shaft along the downward axial force of main shaft that spindle of hydroelectric generator set of the present utility model bears, and/or the gravity of tilt-impulse type runner, and/or the gravity of generator correlated parts (as rotor etc.), and/or the downward axial impact force that water impact tilt-impulse type runner produces.
Supporting structure 7 of the present utility model comprises the upper supporting structure 71 be arranged in generator 3 housing, and upper supporting structure 71 connects with the upper bracket of generator 3.Described supporting structure 7 also comprises the lower support structure 72 be arranged in generator 3 housing, and lower support structure 72 connects with the lower end cap of generator 3.Adopt above design, the position of generator 3 can be limited, make generator stable in generator housing.In addition, upper lower support structure 72 can also bear mechanical imbalance power and the electromagnetic unbalance power of generator rotation part, maintains generator shaft 31 stable operation within the scope of bearing play.
Supporting structure 7 of the present utility model comprises the structure of assistant support 73 be arranged in inclined-jet turbine 2 body, and structure of assistant support 73 connects with the spindle carrier extending to generator shaft 31 in inclined-jet turbine 2 body.Structure of assistant support 73 not only can make that generator shaft 31 is stable to be remained on spindle carrier further, can also retrain inclined-jet turbine 2 runner and swing in the radial extension allowed, and makes inclined-jet turbine group can stable operation.Certainly, structure of assistant support 73 is not indispensable, can determine that whether being equipped with structure of assistant support 73 stablizes inclined-jet turbine 2 further according to the needs of the actual conditions such as the varying strength requirement of different generator set.
Water turbine body (or housing) structure of the present utility model can be round structure or quadrilateral or polygonal structure, more easily realizes the setting of multi-jet water turbine set.
The self-contained vertical efficient turbine-generator units 1 that tiltedly hits of the present utility model is when specifically using, high-velocity flow is through inlet pipeline 42, after arriving water spray bend pipe 41, water spray bend pipe 41 be bent into angle and curved, namely between the water outlet direction of bend pipe water outlet and the water inlet direction of water intake, angle is 22.5 °, by high-velocity flow supply nozzle mechanism 6, high-velocity flow is tiltedly hit injection towards the upper surface of horizontally disposed inclined-jet turbine runner 21 by nozzle mechanism 6, angle between water (flow) direction and runner upper surface is 22.5 °, the injection of current makes runner 21 rotate, the rotation of further drive electrical generators main shaft 31, the kinetic transformation realizing water is the rotating mechanical energy of runner 21, finally be converted to electric energy by generator 3 again.
Claims (10)
1. self-containedly tiltedly hit vertical efficient turbine-generator units, it is characterized in that: it comprises inclined-jet turbine, generator, water inlet pipe valve and tail water machine hole, generator and inclined-jet turbine are arranged in vertical direction, inclined-jet turbine to be positioned under generator and on tail water machine hole, water inlet pipe valve is communicated with inclined-jet turbine body by nozzle mechanism, nozzle mechanism is positioned on inclined-jet turbine runner, and the Fluid injection direction of nozzle mechanism is towards inclined-jet turbine runner, the main shaft of generator to extend in inclined-jet turbine body and is fitted to each other interlock as inclined-jet turbine runner main shaft and runner.
2. according to claim 1ly self-containedly tiltedly hit vertical efficient turbine-generator units, it is characterized in that: described water inlet pipe valve comprises water spray bend pipe and inlet pipeline, the water outlet of water spray bend pipe is communicated with inclined-jet turbine by nozzle mechanism, the water intake of water spray bend pipe is communicated with inlet pipeline, and between the water outlet direction of water spray bend pipe water outlet and the water inlet direction of water intake, angle is less than 45 °.
3. according to claim 2ly self-containedly tiltedly hit vertical efficient turbine-generator units, it is characterized in that: the water inlet direction of the water intake of described water spray bend pipe is horizontal water inflow, the water outlet direction of the water outlet of water spray bend pipe is consistent towards the injection direction of inclined-jet turbine runner with nozzle mechanism.
4. self-contained according to Claims 2 or 3 tiltedly hits vertical efficient turbine-generator units, it is characterized in that: between the water outlet direction of described water spray bend pipe water outlet and the water inlet direction of water intake, angle is 22.5 °.
5. self-contained according to Claims 2 or 3 tiltedly hits vertical efficient turbine-generator units, it is characterized in that: described water spray bend pipe and inlet pipeline be all positioned at inclined-jet turbine is installed foundation level face on.
6. according to claim 5ly self-containedly tiltedly hit vertical efficient turbine-generator units, it is characterized in that: described inlet pipeline is straight tube, the axis of inlet pipeline overlaps with water spray bend pipe water intake sectional axis.
7. according to claim 1ly self-containedly tiltedly hit vertical efficient turbine-generator units, it is characterized in that: the Fluid injection direction of described nozzle mechanism towards the upper surface of horizontally disposed inclined-jet turbine runner, fluid after runner from runner lower surface fluid vertically downward.
8. according to claim 1ly self-containedly tiltedly hitting vertical efficient turbine-generator units, it is characterized in that: the main shaft of described generator is provided with the supporting structure for bearing along the downward axial force of main shaft.
9. according to claim 8ly self-containedly tiltedly hit vertical efficient turbine-generator units, it is characterized in that: described supporting structure comprises the upper supporting structure be arranged in generator housing, and upper supporting structure connects with the upper bracket of generator; And/or comprising the lower support structure be arranged in generator housing, lower support structure connects with the lower end cap of generator.
10. according to claim 8ly self-containedly tiltedly hit vertical efficient turbine-generator units, it is characterized in that: described supporting structure comprises the structure of assistant support be arranged in inclined-jet turbine body, structure of assistant support connects with the spindle carrier extending to generator shaft in inclined-jet turbine body.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201520690139.3U CN204900143U (en) | 2015-09-08 | 2015-09-08 | Get ready and hit vertical high -efficient hydroelectric set to one side |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
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| CN201520690139.3U CN204900143U (en) | 2015-09-08 | 2015-09-08 | Get ready and hit vertical high -efficient hydroelectric set to one side |
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| CN201520690139.3U Expired - Fee Related CN204900143U (en) | 2015-09-08 | 2015-09-08 | Get ready and hit vertical high -efficient hydroelectric set to one side |
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Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN106194549A (en) * | 2016-08-18 | 2016-12-07 | 邓路坪 | A kind of hydraulic pressure hydraulic turbine |
| CN110529324A (en) * | 2019-09-05 | 2019-12-03 | 江西理工大学 | The vertical self-contained machine of tilt-impulse type twin-jet nozzle |
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2015
- 2015-09-08 CN CN201520690139.3U patent/CN204900143U/en not_active Expired - Fee Related
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN106194549A (en) * | 2016-08-18 | 2016-12-07 | 邓路坪 | A kind of hydraulic pressure hydraulic turbine |
| CN110529324A (en) * | 2019-09-05 | 2019-12-03 | 江西理工大学 | The vertical self-contained machine of tilt-impulse type twin-jet nozzle |
| CN110529324B (en) * | 2019-09-05 | 2020-10-02 | 江西理工大学 | Vertical oblique-impact double-nozzle integrated machine |
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Granted publication date: 20151223 Termination date: 20200908 |