CN113915042B - Guide vane structure of water turbine and installation method thereof - Google Patents
Guide vane structure of water turbine and installation method thereof Download PDFInfo
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- CN113915042B CN113915042B CN202111072282.2A CN202111072282A CN113915042B CN 113915042 B CN113915042 B CN 113915042B CN 202111072282 A CN202111072282 A CN 202111072282A CN 113915042 B CN113915042 B CN 113915042B
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- guide vane
- rolling
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- pipe
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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
- F03B3/16—Stators
- F03B3/18—Stator blades; Guide conduits or vanes, e.g. adjustable
- F03B3/183—Adjustable vanes, e.g. wicket gates
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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
- 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
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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
- 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
- F03B11/06—Bearing arrangements
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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
- F03B15/00—Controlling
- F03B15/02—Controlling by varying liquid flow
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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)
- Chemical & Material Sciences (AREA)
- Combustion & Propulsion (AREA)
- Mechanical Engineering (AREA)
- General Engineering & Computer Science (AREA)
- Hydraulic Turbines (AREA)
Abstract
The invention discloses a water turbine guide vane body structure and an installation method thereof, and aims to provide a water turbine guide vane body structure with blades arranged on a controllable guide vane and an installation method thereof. The guide vane regulator comprises a guide vane regulator and a regulating tube, wherein the guide vane regulator is a cylinder, a first rolling bearing and a second rolling bearing are arranged on the guide vane regulator, the second rolling bearing is arranged on one end face of the guide vane regulator, the first rolling bearing comprises a plurality of rolling bearings, the first rolling bearings are uniformly distributed on the side face of the guide vane regulator, the first rolling bearing is provided with a guide vane, one end of the guide vane is connected with the guide vane regulator through the first rolling bearing, the other end of the guide vane is arranged outside the guide vane regulator, the guide vane is perpendicular to the side face of the guide vane regulator, blades are symmetrically arranged on the outer side face of the guide vane, and the regulating tube is connected with the guide vane regulator through the second rolling bearing. The beneficial effects of the invention are as follows: the purpose of arranging blades on the guide vanes can be achieved; the protection effect of the blade can be realized.
Description
Technical Field
The invention relates to the technical field of guide vane bodies, in particular to a guide vane body structure of a water turbine and an installation method thereof.
Background
The water turbine is a power machine which converts the energy of water flow into rotary mechanical energy, and belongs to the turbine machinery in fluid machinery. As early as 100 years before the first 100 hours of the metric elements, the Chinese model of a water turbine, namely a water wheel, appears, and is used for lifting and driving grain processing equipment. Modern water turbines are mostly installed in hydropower stations to drive generators for generating electricity. In a hydropower station, water in an upstream reservoir is guided to a water turbine through a water guide pipe to push a water turbine runner to rotate so as to drive a generator to generate electricity. The water after doing work is discharged downstream through the tail water pipe. The higher the head and the higher the flow, the greater the output power of the turbine.
The guide vane body is an energy conversion device of the centrifugal pump, and has the function of collecting liquid thrown out by the impeller, reducing the flow speed of the liquid, converting part of speed energy heads into pressure energy heads, and then uniformly introducing the pressure energy heads into the next stage or discharging the pressure energy heads through the diffusion pipe. The guide vane body is used as a flow guiding device of the water turbine, and the importance of the guide vane body is self-evident.
The current water turbine guide vane body structure generally selects a sheet mode with guide vanes of guide vane body water conservancy diversion, and the size of a flow channel of liquid is controlled through the rotation of the guide vane body, so that the guide vanes and the damaged guide vanes are easy to damage, and the damaged guide vanes are practical and inconvenient to replace.
Disclosure of Invention
The invention provides a water turbine guide vane body structure with blades arranged on a controllable guide vane and an installation method thereof, and aims to overcome the defect that a guide vane in a sheet mode is selected in the prior art.
In order to achieve the above purpose, the present invention adopts the following technical scheme:
The utility model provides a hydraulic turbine stator body structure, includes stator adjuster and carrier, the stator adjuster is the cylinder, install antifriction bearing one and antifriction bearing two on the stator adjuster, antifriction bearing two is arranged in on one of them terminal surface of stator adjuster, antifriction bearing one contains a plurality of, a plurality of antifriction bearing evenly distributed is on the side of stator adjuster, antifriction bearing is last to be equipped with the stator, the one end of stator is connected with the stator adjuster through antifriction bearing one, the outside of stator adjuster is arranged in to the other end of stator, the stator is perpendicular with the side of stator adjuster, the blade is installed to the symmetry on the lateral surface of stator, the carrier is connected with the stator adjuster through antifriction bearing two.
The guide vane connected with the guide vane regulator through the rolling bearing can start rolling operation under the regulating action of the guide vane regulator, the other end of the guide vane is arranged outside the guide vane regulator, and a plurality of blades are symmetrically arranged on the outer side surface of the guide vane, so that the blades can change state under the rolling operation of the guide vane, the size of a flowing channel of liquid is controlled, and the purpose of arranging the blades on the guide vane is achieved. The guide vane regulator is connected with the regulating pipe through the rolling bearing II, and the regulating pipe is controlled to enable the guide vane regulator to smoothly rotate the guide vane.
Preferably, the first rolling bearing comprises an inner ring and an outer ring, a plurality of first rolling balls are arranged between the inner ring and the outer ring, the outer ring is connected with the inner ring through the first rolling balls, the outer ring is connected with a guide vane adjuster, the guide vane is vertically connected with one end face of the inner ring, the other end face of the inner ring is provided with a first rolling shaft, the first rolling shaft comprises a plurality of first rolling shafts which are uniformly distributed on the other end face of the inner ring, the guide vane adjuster is internally provided with a second rolling shaft, the first rolling shaft is parallel to the second rolling shaft, the inner ring is connected with the second rolling shaft through the first rolling shaft, and the other end of the second rolling shaft is connected with an adjusting pipe. The outer ring of the first rolling bearing can be well connected with the guide vane adjuster, the end face of the first inner ring of the first rolling bearing is well connected with the guide vane vertically, the first rolling shaft can be arranged on the other end face of the inner ring, the inner ring can be connected with the outer edge of the second end of the rolling shaft in the guide vane adjuster through the first rolling shaft, the first rolling shaft can be driven to roll when the second rolling shaft in the guide vane adjuster rolls, and the first rolling shaft rolls smoothly under the supporting effect of the first rolling bearing.
Preferably, a first gear is mounted on the first rolling shaft, a second gear is mounted on one end of the second rolling shaft, and the first gear is meshed with the second gear. The design is that the first rolling shaft is driven to rotate when the second rolling shaft rotates through the first gear on the first rolling shaft and the second gear which is meshed with the first gear and is arranged on one end of the second rolling shaft.
Preferably, a third gear is mounted at the other end of the second rolling shaft, a plurality of movable shafts which are uniformly distributed are connected to the side face of the adjusting pipe, the second rolling shaft is perpendicular to the adjusting pipe, and the third gear is meshed with the movable shafts. The movable shaft on the adjusting pipe meshed with the gear III and arranged at the other end of the rolling shaft II can drive the rolling shaft II to rotate when the adjusting pipe rotates.
Preferably, the novel guide vane regulator comprises a guide vane regulator body, and is characterized by further comprising a water inlet and a water outlet which are arranged on the water flow pipe, wherein the guide vane regulator body is arranged in the water flow pipe, a rolling bearing III is arranged on the other end face of the guide vane regulator body, an outer ring of the rolling bearing III is connected with the guide vane regulator body, a rotating shaft is arranged on an inner ring of the rolling bearing III, a plurality of fan blades are uniformly arranged on the rotating shaft, one end of the regulating pipe penetrates through the pipe wall of the water flow pipe and is arranged on the outer part of the water flow pipe, the other end of the regulating pipe is arranged in the guide vane regulator body, and a movable shaft is arranged on the regulating pipe in the guide vane regulator body. The design is through the water inlet injection liquid of flowing water pipe, can let the liquid discharge behind the flowing water pipe through the delivery port of flowing water pipe, the outside of flowing water pipe is arranged in to the pipe wall that the regulating pipe on the guide vane regulator in the flowing water pipe was passed to regulating pipe one end, the inside of guide vane regulator is arranged in to the regulating pipe other end through antifriction bearing's second bearing inner circle, can let the outside regulating pipe tip of arranging the flowing water pipe in so be connected with the motor, let the motor drive the regulating pipe rotate, and antifriction bearing's second bearing inner circle just rotates under the rotation effect of regulating pipe, be convenient for control guide vane regulator's water conservancy diversion work, the bearing outer lane suit of antifriction bearing here is on the terminal surface of guide vane regulator and be equipped with antifriction bearing three on the other terminal surface of guide vane regulator, install the pivot on the inner circle of antifriction bearing three, evenly install a plurality of flabellum in the pivot, the flowing water after the water of guide work of guide vane regulator is followed and is impacted on the flabellum like this.
Preferably, the rotating shaft is uniformly provided with a plurality of rolling bearings four, the outer ring of each rolling bearing four is connected with the rotating shaft, the inner ring of each rolling bearing four is connected with a fan blade shaft, two fan blades are arranged on each fan blade shaft and are distributed in a central symmetry manner by taking the fan blade shaft as the center, each fan blade comprises a cross plate and a folded plate, the joint of each cross plate and each folded plate is an obtuse angle alpha, and the cross plate is connected with the outer side face of each fan blade shaft. The fan blade shaft that lets the fan blade be connected through the fan blade receives rivers to strike rotates under antifriction bearing's four supporting effect, the fan blade includes diaphragm and folded plate, the diaphragm is connected with the lateral surface of fan blade shaft and the junction of diaphragm and folded plate is obtuse angle alpha, rivers strike and just let the fan blade axle atress rotate on the diaphragm and the folded plate, the rivers that strike on the folded plate can then the homeopathic cross-plate flow, the fan blade shaft passes through antifriction bearing four and is connected with the pivot, the impact that diaphragm and folded plate received just lets the fan blade axle atress drive the pivot and rotate, because of the diaphragm is connected with the lateral surface of fan blade shaft, the effect of rotation of the rivers impact to the pivot that the diaphragm received is greater than the effect of rotation of the rivers impact to the pivot that the folded plate received.
Preferably, the outer side of the adjusting pipe is sleeved with a hollow pipe, the hollow pipe penetrates through the pipe wall of the water flowing pipe to be connected with the outer ring of the rolling bearing II, and the hollow pipe is connected with the pipe wall of the water flowing pipe. The design is that the hollow tube can be sleeved through the adjusting tube, and the hollow tube can be connected with the bearing inner ring of the rolling bearing II through the tube wall of the water flowing tube.
Preferably, a sealing filler is arranged at the joint of the hollow pipe and the water flowing pipe, and the hollow pipe is in sealing connection with the water flowing pipe through the sealing filler. The sealing effect of the hollow pipe can be ensured by the sealing filler at the joint of the hollow pipe and the water flowing pipe.
Preferably, a protective layer is arranged on the blade, the protective layer is sleeved on the outer side surface of the blade, and a connecting strip is arranged at the joint of the protective layer and the outer side surface of the guide vane. The design can play the guard action to the blade through the protective layer of suit on the lateral surface of blade, and the connecting strip of the junction of protective layer and stator lateral surface not only plays the effect of the junction of protective layer and stator lateral surface, has still strengthened the connection effect of protective layer and stator lateral surface.
The invention also provides a mounting method of the guide vane body structure of the water turbine, which comprises the following steps:
Step one: two blades are connected to the outer side surface of the guide vane, the two blades are respectively distributed on the left side and the right side of the guide vane, then a protective layer is sleeved on the outer side surface of the blades, and a connecting strip is welded at the joint of the protective layer and the outer side surface of the guide vane;
Step two: the guide vane is vertically connected to one end face of the circumference of the first inner ring of the rolling bearing, a plurality of first rolling shafts are connected to the other end face of the circumference of the first inner ring of the rolling bearing, the first rolling shafts are uniformly distributed, a first gear is arranged on the first rolling shaft, a second rolling shaft is arranged in the guide vane regulator, a second gear is arranged on one end of the second rolling shaft, a third gear is arranged on the other end of the second rolling shaft, the first rolling shafts are meshed with the second gear on the outer edge of the first rolling shaft through the first gear, and then the outer ring of the first rolling bearing is connected with the side face of the guide vane regulator;
Step three: inserting a plurality of movable shafts into the guide vane regulator, uniformly connecting the movable shafts to the side surface of the regulating pipe, meshing the movable shafts with the third gear, installing an outer ring of the second rolling bearing on one end surface of the guide vane regulator, sleeving the guide vane regulator into the water pipe, installing the other end surface of the guide vane regulator and the outer ring of the third rolling bearing, installing a rotating shaft on the inner ring end surface of the third rolling bearing, uniformly installing a plurality of fan blades on the rotating shaft, sleeving a hollow pipe on the regulating pipe, and connecting the hollow pipe with the outer ring of the second rolling bearing through the pipe wall of the water pipe;
step four: pouring running water into the water pipe through the water inlet, wherein the running water touches the blades, the running water at the position can be matched with a gear II on one end of a rolling shaft I on the gear II on the rolling shaft I, and a gear III on the other end of the rolling shaft II is matched with a movable shaft to enable the blades to be impacted by the running water so as to achieve a current limiting effect, and the water flow rate is controlled;
Step five: the flowing water continues to flow downwards after impacting the blades, the blades on the blade shafts are symmetrically distributed by taking the blade shafts as the center, the blades comprise a transverse plate and a folded plate, the joint of the transverse plate and the folded plate is an obtuse angle alpha, the transverse plate is connected with the outer side face of the blade shafts, flowing water can impact on the transverse plate and the folded plate, the transverse plate and the folded plate can drive the blade shafts to rotate under the influence of impact force, the blade shafts are connected with the rotating shafts through rolling bearings four, and the force of the water flow impact force of the transverse plate enables the blade shafts to bear force to drive the rotating shafts to rotate.
The beneficial effects of the invention are as follows: the purpose of arranging blades on the guide vanes can be achieved; the protection effect of the blade can be realized.
Drawings
FIG. 1 is a general layout of a vane conditioner of the present invention;
FIG. 2 is a structural layout of the vane conditioner of the present invention;
FIG. 3 is a general layout of the present invention;
FIG. 4 is a schematic view of the structure of section A in FIG. 3;
FIG. 5 is a schematic illustration of the connection of the first and second axes of rotation of the present invention;
Fig. 6 is a schematic illustration of the connection of the inventive gear three to the movable shaft.
In the figure: 1. a guide vane regulator 2, a guide vane 3, a blade 4, a rolling bearing I, a rolling bearing II, a rolling bearing 6, a regulating pipe 7, a sealing filler, 8, a water inlet, 9, a water outlet, 10, a rotating shaft, 11, an outer ring, 12, an inner ring, 13, a rolling shaft I, 14 and a gear I, 15, a rolling shaft II, 16, a gear II, 17, a gear III, 18, a movable shaft 19, a hollow tube, 20, a protective layer, 21, a connecting strip, 22, a ball I, 23, a running water tube, 24, a rolling bearing III, 25, a transverse plate, 26, a rolling bearing IV, 27, a fan blade shaft, 28 and a folded plate.
Detailed Description
The invention is further described below with reference to the drawings and detailed description.
In the embodiment shown in fig. 1 to 3, a water turbine guide vane body structure comprises a guide vane adjuster 1 and a regulating tube 6, wherein the guide vane adjuster 1 is a cylinder, a first rolling bearing 4 and a second rolling bearing 5 are installed on the guide vane adjuster 1, the second rolling bearing 5 is arranged on one end face of the guide vane adjuster 1, the first rolling bearing 4 comprises a plurality of rolling bearings, the first rolling bearings 4 are uniformly distributed on the side face of the guide vane adjuster 1, the first rolling bearing 4 is provided with a guide vane 2, one end of the guide vane 2 is connected with the guide vane adjuster 1 through the first rolling bearing 4, the other end of the guide vane 2 is arranged outside the guide vane adjuster 1, the guide vane 2 is perpendicular to the side face of the guide vane adjuster 1, blades 3 are symmetrically installed on the outer side face of the guide vane 2, and the regulating tube 6 is connected with the guide vane adjuster 1 through the second rolling bearing 5.
As shown in fig. 2, 5 and 6, the rolling bearing one 4 comprises an inner ring 12 and an outer ring 11, a plurality of first balls 22 are arranged between the inner ring 12 and the outer ring 11, the outer ring 11 is connected with the inner ring 12 through the first balls 22, the outer ring 11 is connected with the guide vane adjuster 1, the guide vane 2 is vertically connected with one end face of the inner ring 12, the rolling shaft one 13 is arranged on the other end face of the inner ring 12, the rolling shaft one 13 comprises a plurality of rolling shafts one 13 which are uniformly distributed on the other end face of the inner ring 12, a rolling shaft two 15 is arranged in the guide vane adjuster 1, the rolling shaft one 13 is parallel to the rolling shaft two 15, the inner ring 12 is connected with the rolling shaft two 15 through the rolling shaft one 13, and the other end of the rolling shaft two 15 is connected with the adjusting pipe 6. The first rolling shaft 13 is provided with a first gear 14, one end of the second rolling shaft 15 is provided with a second gear 16, and the first gear 14 is meshed with the second gear 16. The other end of the second rolling shaft 15 is provided with a third gear 17, a plurality of movable shafts 18 which are uniformly distributed are connected to the side face of the adjusting pipe 6, the second rolling shaft 15 is perpendicular to the adjusting pipe 6, and the third gear 17 is meshed with the movable shafts 18.
As shown in fig. 3 and 4, the guide vane regulator further comprises a water flowing pipe 23, the water flowing pipe 23 is provided with a water inlet 8 and a water outlet 9, the guide vane regulator 1 is arranged in the water flowing pipe 23, the other end face of the guide vane regulator 1 is provided with a rolling bearing three 24, the outer ring of the rolling bearing three 24 is connected with the guide vane regulator 1, a rotating shaft 10 is arranged on the inner ring of the rolling bearing three 24, a plurality of fan blades 25 are uniformly arranged on the rotating shaft 10, one end of the regulating pipe 6 penetrates through the pipe wall of the water flowing pipe 23 to be arranged outside the water flowing pipe 23, the other end of the regulating pipe 6 is arranged inside the guide vane regulator 1, and a movable shaft 18 is arranged on the regulating pipe 6 inside the guide vane regulator 1. The rotating shaft 10 is uniformly provided with a plurality of rolling bearings four 26, the outer ring of the rolling bearings four 26 is connected with the rotating shaft 10, the inner ring of the rolling bearings four 26 is connected with a fan blade shaft 27, two fan blades are arranged on the fan blade shaft 27, the two fan blades are symmetrically distributed in the center by taking the fan blade shaft 27 as the center, each fan blade comprises a cross plate 25 and a folded plate 28, the joint of the cross plate 25 and the folded plate 28 is an obtuse angle alpha, and the cross plate 25 is connected with the outer side surface of the fan blade shaft 27. The outside of the adjusting pipe 6 is sleeved with a hollow pipe 19, the hollow pipe 19 penetrates through the pipe wall of the running water pipe 23 to be connected with the outer ring of the rolling bearing II 5, and the hollow pipe 19 is connected with the pipe wall of the running water pipe 23. The joint of the hollow pipe 19 and the water flowing pipe 23 is provided with a sealing filler 7, and the hollow pipe 19 is in sealing connection with the water flowing pipe 23 through the sealing filler 7.
As shown in fig. 1 and 2, a protective layer 20 is arranged on the blade 3, the protective layer 20 is sleeved on the outer side surface of the blade 3, and a connecting strip 21 is arranged at the joint of the protective layer 20 and the outer side surface of the guide vane 2.
The invention also provides a mounting method of the guide vane body structure of the water turbine, which comprises the following steps:
Step one: two blades 3 are connected to the outer side surface of the guide vane 2, the two blades 3 are respectively distributed on the left side and the right side of the guide vane 2, then a protective layer 20 is sleeved on the outer side surface of the blades 3, and a connecting strip 21 is welded at the joint of the protective layer 20 and the outer side surface of the guide vane 2;
The method comprises the following steps: two blades 3 are connected on the left side and the right side of the outer side face of the guide vane 2, the blades 3 and the guide vane 2 can be connected by screw, and the connection is firm and the installation and the disassembly are convenient. Then, the outer side surface of the blade 3 is sleeved with the protective layer 20, after the protective layer 20 is sleeved, the connecting strip 21 is welded at the joint of the protective layer 20 and the outer side surface of the guide blade 2, so that the protective layer 20 plays a role in protecting the blade 3, the damage to the blade 3 caused by external impact is avoided, the connecting effect of the protective layer 20 and the outer side surface of the guide blade 2 is stronger, the upper end and the lower end of the protective layer 20 are respectively arranged at the upper end and the lower end of the protective layer 21, and the whole edge of the protective layer 20 connected with the guide blade 2 is welded by the connecting strip 21.
Step two: the guide vane 2 is vertically connected to one end face of the circumference of the inner ring 12 of the first rolling bearing 4, a plurality of first rolling shafts 13 are connected to the other end face of the circumference of the inner ring 12 of the first rolling bearing 4, the first rolling shafts 13 are uniformly distributed, a first gear 14 is arranged on the first rolling shafts 13, a second rolling shaft 15 is arranged in the guide vane regulator 1, a second gear 16 is arranged at one end of the second rolling shaft 15, a third gear 17 is arranged at the other end of the second rolling shaft 15, the first rolling shafts 13 are meshed with the second gear 16 on the outer edge of the second rolling shaft 15 through the first gear 14, and then the outer ring 11 of the first rolling bearing 4 is connected with the side face of the guide vane regulator 1;
the method comprises the following steps: the lower end of the guide vane 2 is vertically connected to one end of the circumference of an inner ring 12 of a rolling bearing I4 on the guide vane adjuster 1, a plurality of rolling shafts I13 are connected to the other end of the circumference of the inner ring 12 of the rolling bearing I4, a gear I14 is arranged on the rolling shaft I13, a rolling shaft II 15 is arranged in the vane adjuster 1, a gear II 16 is arranged on one end of the rolling shaft II 15, a gear III 17 is arranged on the other end of the rolling shaft II, the plurality of rolling shafts I13 are arranged on the outer edge of one end of the rolling shaft II 15 and are meshed with the rolling shaft II 15 through the gear I14, then the outer ring 11 of the rolling bearing I4 is welded with the guide vane adjuster 1, and when the rolling shaft II 15 rotates, the rolling shaft I13 is rotated through the gear I14 meshed with the gear II 16, so that the inner ring 12 is driven to rotate, and the inner ring 12 rotates under the condition that the outer ring 11 is supported by the guide vane adjuster 1.
Step three: a plurality of movable shafts 18 are inserted into the guide vane regulator 1, the movable shafts 18 are uniformly connected to the side surface of the regulating tube 6, the movable shafts 18 are meshed with the third gear 17, then the outer ring of the second rolling bearing 5 is arranged on one end surface of the guide vane regulator 1, the guide vane regulator 1 is sleeved in the water pipe 23, the other end surface of the guide vane regulator 1 is arranged on the outer ring of the third rolling bearing 24, a rotating shaft 10 is arranged on the inner ring end surface of the third rolling bearing 24, a plurality of fan blades are uniformly arranged on the rotating shaft 10, a hollow tube 19 is sleeved on the regulating tube 6, and the hollow tube 19 penetrates through the tube wall of the water pipe 23 to be connected with the outer ring of the second rolling bearing 5;
The method comprises the following steps: a plurality of movable shafts 18 are inserted from the guide vane regulator 1, the movable shafts 18 are uniformly connected to the side surface of the regulating pipe 6, threads can be arranged on the side surface of the regulating pipe 6, the end part of the movable shafts 18 can be arranged on the threads of the regulating pipe 6, the movable shafts 18 are connected with the regulating pipe 6 through threaded connection, when the movable shafts 18 are connected, the movable shafts 18 enter the guide vane regulator 1 and then are meshed with the third gear 17, then the outer ring of the rolling bearing II 5 is sleeved on one end surface of the guide vane regulator 1, the rolling bearing II 5 is supported by the guide vane regulator 1 to stably work, then the guide vane regulator 1 is sleeved in the water pipe 23, an opening is arranged on the water pipe 23, the position of the rolling bearing II 5 on the guide vane regulator 1 corresponds to the position of the opening, one end of the water pipe 6 passes through the pipe wall of the water pipe 23 and is arranged outside the water pipe 23, the hollow pipe 19 can be arranged outside the water pipe 6, the hollow pipe 19 is connected with the rolling bearing II 5, and then the hollow pipe 19 can be filled with the water pipe 7 at the position of the water pipe 23 in a sealing mode, and the water tightness of the water pipe 23 is sealed and sleeved with the packing 7.
Step four: pouring running water into the running water pipe 23 through the water inlet 8, wherein the running water touches the blade 3, the running water at the position can be matched with the gear II 16 on one end of the rolling shaft II 15 on the gear I14 on the rolling shaft I13, the gear III 17 on the other end of the rolling shaft II 15 is matched with the movable shaft 18, so that the blade 3 is impacted by the running water to play a role in limiting the flow, and the water flow is controlled;
the method comprises the following steps: the flowing water is poured into the water pipe 23 from the water inlet 8, and contacts the blade 3 on the guide vane 2 in the water pipe 23 under the guide of the water pipe 23, so that the flowing water can be matched with the gear II 16 on one end of the rolling shaft II 15 on the gear I14 on the rolling shaft I13, the gear III 17 on the other end of the rolling shaft II 15 is matched with the movable shaft 18, the blade 3 is impacted by the flowing water to play a role in limiting the flow, and the water flow is controlled.
Step five: the flowing water continues to flow downwards after impacting the blade 3, and impacts the fan blade on the fan blade shaft 27, the fan blade is symmetrically distributed by taking the fan blade shaft 27 as a center, the fan blade comprises a transverse plate 25 and a folded plate 28, the joint of the transverse plate 25 and the folded plate 28 is an obtuse angle alpha, the transverse plate 25 is connected with the outer side face of the fan blade shaft 27, flowing water can impact on the transverse plate 25 and the folded plate 28, the transverse plate 25 and the folded plate 28 can drive the fan blade shaft 27 to rotate under the influence of impact force, the fan blade shaft 27 is connected with the rotating shaft 10 through a rolling bearing four 26, and the water flow impact force of the transverse plate 25 enables the fan blade shaft 27 to drive the rotating shaft 10 to rotate under the stress.
The method comprises the following steps: the running water can continue to flow downwards after impacting the blade 3, the rotating shaft 10 is arranged below the blade 3, a plurality of rolling bearings four 26 are distributed on the rotating shaft 10, fan blades 27 are arranged on the inner ring of the rolling bearings four 26, fan blades are symmetrically distributed on the outer side face of the fan blades 27, the fan blades comprise a cross plate 25 and a folded plate 28, the cross plate 25 is connected with the outer side face of the fan blades 27, the joint of the cross plate 25 and the folded plate 28 is an obtuse angle alpha, the running water can directly impact on the cross plate 25 and the folded plate 28, the cross plate 25 and the folded plate 28 are driven by the running water impact force to drive the fan blades 27 to start to rotate, meanwhile, the fan blades 27 are connected with the rotating shaft 10 through the rolling bearings four 26, the fan blades 27 are respectively driven by the impact force on the cross plate 25 and the folded plate 28 to rotate, the rotating effect of the water impact on the rotating shaft 10 is greater than that of the folded plate 28, and the running water of the folded plate 28 can flow along with the running water connected with the folded plate 25.
Firstly, two blades 3 are connected on the left side and the right side of the outer side face of the guide vane 2, the blades 3 and the guide vane 2 can be connected by screw, so that the connection is firm, and the installation and the disassembly are convenient. Then, the outer side surface of the blade 3 is sleeved with the protective layer 20, after the protective layer 20 is sleeved, the connecting strip 21 is welded at the joint of the protective layer 20 and the outer side surface of the guide blade 2, so that the protective layer 20 plays a role in protecting the blade 3, the damage to the blade 3 caused by external impact is avoided, the connecting effect of the protective layer 20 and the outer side surface of the guide blade 2 is stronger, the upper end and the lower end of the protective layer 20 are respectively arranged at the upper end and the lower end of the protective layer 21, and the whole edge of the protective layer 20 connected with the guide blade 2 is welded by the connecting strip 21. The lower end of the guide vane 2 is vertically connected to one end of the circumference of an inner ring 12 of a rolling bearing I4 on the guide vane adjuster 1, a plurality of rolling shafts I13 are connected to the other end of the circumference of the inner ring 12 of the rolling bearing I4, a gear I14 is arranged on the rolling shaft I13, a rolling shaft II 15 is arranged in the vane adjuster 1, a gear II 16 is arranged on one end of the rolling shaft II 15, a gear III 17 is arranged on the other end of the rolling shaft II, the rolling shafts I13 are arranged on the outer edge of one end of the rolling shaft II 15 and are meshed with the rolling shaft II 15 through the gear I14, then the outer ring 11 of the rolling bearing I4 is welded with the guide vane adjuster 1, and when the rolling shaft II 15 rotates, the rolling shaft I13 is rotated through the gear I14 meshed with the gear II 16, so that the inner ring 12 is driven to rotate, and the inner ring 12 rotates under the condition that the outer ring 11 is supported by the guide vane adjuster 1.
Then a plurality of movable shafts 18 are inserted from the guide vane regulator 1, the movable shafts 18 are uniformly connected to the side surface of the regulating pipe 6, threads can be arranged on the side surface of the regulating pipe 6, the end part of the movable shafts 18 can be arranged on the threads of the regulating pipe 6, the movable shafts 18 are connected with the regulating pipe 6 through threaded connection, when the movable shafts 18 are connected, the movable shafts 18 enter the guide vane regulator 1 and then are meshed with the gear III 17, then the outer ring of the rolling bearing II 5 is sleeved on one end surface of the guide vane regulator 1, the rolling bearing II 5 is supported by the guide vane regulator 1 to stably work, then the guide vane regulator 1 is sleeved in the water pipe 23, an opening is arranged on the water pipe 23, the position of the rolling bearing II 5 on the guide vane regulator 1 corresponds to the position of the opening, one end of the regulating pipe 6 passes through the pipe wall of the water pipe 23 and is arranged outside the water pipe 23, the hollow pipe 19 can be arranged outside the water pipe 6, the hollow pipe 19 is connected with the hollow pipe II 5, and then the hollow pipe 19 can be filled with the water pipe 7 at the position of the water pipe 23, and the sealing filler 7 is sleeved on the water pipe 23.
Then, the flowing water is poured into the flowing water pipe 23 through the water inlet 8, the flowing water can touch the blade 3, the flowing water at the position can match with the gear II 16 on one end of the rolling shaft II 15 at the gear I14 on the rolling shaft I13, the gear III 17 on the other end of the rolling shaft II 15 matches with the movable shaft 18, the blade 3 is impacted by the flowing water to play a role in limiting the flow, and the water flow is controlled. The running water can continue to flow downwards after impacting the blade 3, the rotating shaft 10 is arranged below the blade 3, a plurality of rolling bearings four 26 are distributed on the rotating shaft 10, fan blades 27 are arranged on the inner ring of the rolling bearings four 26, fan blades are symmetrically distributed on the outer side face of the fan blades 27, the fan blades comprise a cross plate 25 and a folded plate 28, the cross plate 25 is connected with the outer side face of the fan blades 27, the joint of the cross plate 25 and the folded plate 28 is an obtuse angle alpha, the running water can directly impact on the cross plate 25 and the folded plate 28, the cross plate 25 and the folded plate 28 are driven by the running water impact force to drive the fan blades 27 to start to rotate, meanwhile, the fan blades 27 are connected with the rotating shaft 10 through the rolling bearings four 26, the fan blades 27 are respectively driven by the impact force on the cross plate 25 and the folded plate 28 to rotate, the rotating effect of the water impact on the rotating shaft 10 is greater than that of the folded plate 28, and the running water of the folded plate 28 can flow along with the running water connected with the folded plate 25.
The protective layer 20 and the connecting strip 21 on the structure of the guide vane body of the water turbine can be made of stainless steel, so that the water turbine is firm and durable, and is not easy to rust due to being in a liquid environment, the sealing filler 7 can be made of rubber, and the water turbine guide vane is convenient to connect, does not rust and is durable.
Claims (9)
1. The utility model provides a hydraulic turbine stator body structure, its characterized in that includes stator regulator (1) and regulation pipe (6), stator regulator (1) is the cylinder, install antifriction bearing one (4) and antifriction bearing two (5) on stator regulator (1), antifriction bearing two (5) are arranged in on one of them terminal surface of stator regulator (1), antifriction bearing one (4) contains a plurality of, and a plurality of antifriction bearing one (4) evenly distributed is on the side of stator regulator (1), be equipped with stator (2) on antifriction bearing one (4), the one end of stator (2) is connected with stator regulator (1) through antifriction bearing one (4), the outside of stator regulator (1) is arranged in to the other end of stator (2), stator (2) are perpendicular with the side of stator regulator (1), symmetrically install blade (3) on the lateral surface of stator (2), antifriction bearing one (6) are connected with stator regulator (1) through antifriction bearing two (5), rolling bearing one (4) and an outer lane (12) are connected with ball (11) through a plurality of inner lane (12) and outer lane (11), the guide vane is characterized in that the outer ring (11) is connected with the guide vane adjuster (1), the guide vane (2) is vertically connected with one end face of the inner ring (12), the first rolling shafts (13) are arranged on the other end face of the inner ring (12), the first rolling shafts (13) comprise a plurality of first rolling shafts (13) which are uniformly distributed on the other end face of the inner ring (12), the second rolling shafts (15) are arranged in the guide vane adjuster (1), the first rolling shafts (13) are parallel to the second rolling shafts (15), the inner ring (12) is connected with the second rolling shafts (15) through the first rolling shafts (13), and the other end of the second rolling shafts (15) is connected with the adjusting tube (6).
2. The guide vane body structure of the water turbine according to claim 1, wherein a first gear (14) is mounted on the first rolling shaft (13), a second gear (16) is mounted on one end of the second rolling shaft (15), and the first gear (14) is meshed with the second gear (16).
3. The guide vane body structure of the water turbine according to claim 2, characterized in that a gear III (17) is mounted at the other end of the rolling shaft II (15), a plurality of movable shafts (18) which are uniformly distributed are connected to the side face of the adjusting pipe (6), the rolling shaft II (15) is perpendicular to the adjusting pipe (6), and the gear III (17) is meshed with the movable shafts (18).
4. The guide vane body structure of the water turbine according to claim 3, further comprising a water flowing pipe (23), wherein the water flowing pipe (23) is provided with a water inlet (8) and a water outlet (9), the guide vane adjuster (1) is arranged in the water flowing pipe (23), the other end face of the guide vane adjuster (1) is provided with a rolling bearing III (24), the outer ring of the rolling bearing III (24) is connected with the guide vane adjuster (1), the inner ring of the rolling bearing III (24) is provided with a rotating shaft (10), the rotating shaft (10) is uniformly provided with a plurality of fan blades, one end of the adjusting pipe (6) penetrates through the pipe wall of the water flowing pipe (23) to be arranged outside the water flowing pipe (23), the other end of the adjusting pipe (6) is arranged inside the guide vane adjuster (1), and the movable shaft (18) is arranged on the adjusting pipe (6) inside the guide vane adjuster (1).
5. The water turbine guide vane body structure according to claim 4, characterized in that a plurality of rolling bearings four (26) are uniformly distributed on the rotating shaft (10), an outer ring of each rolling bearing four (26) is connected with the rotating shaft (10), an inner ring of each rolling bearing four (26) is connected with a vane shaft (27), two vanes are arranged on each vane shaft (27), the two vanes are symmetrically distributed centering on each vane shaft (27), each vane comprises a cross plate (25) and a folded plate (28), the connecting part of each cross plate (25) and each folded plate (28) is an obtuse angle alpha, and the cross plates (25) are connected with the outer side faces of the vane shafts (27).
6. The guide vane body structure of the water turbine according to claim 4, wherein a hollow pipe (19) is sleeved outside the adjusting pipe (6), the hollow pipe (19) penetrates through the pipe wall of the water flowing pipe (23) to be connected with the outer ring of the rolling bearing II (5), and the hollow pipe (19) is connected with the pipe wall of the water flowing pipe (23).
7. The guide vane body structure of the water turbine according to claim 6, wherein a sealing filler (7) is arranged at the joint of the hollow tube (19) and the water flow tube (23), and the hollow tube (19) is in sealing connection with the water flow tube (23) through the sealing filler (7).
8. The guide vane body structure of the water turbine according to claim 1, wherein a protective layer (20) is arranged on the blade (3), the protective layer (20) is sleeved on the outer side surface of the blade (3), and a connecting strip (21) is arranged at the joint of the protective layer (20) and the outer side surface of the guide vane (2).
9. The installation method of the guide vane body structure of the water turbine is characterized by comprising the following steps of:
Step one: two blades (3) are connected to the outer side surface of the guide vane (2), the two blades (3) are respectively distributed on the left side and the right side of the guide vane (2), then a protective layer (20) is sleeved on the outer side surface of the blade (3), and a connecting strip (21) is welded at the joint of the protective layer (20) and the outer side surface of the guide vane (2);
step two: the guide vane (2) is vertically connected to one end face of the circumference of an inner ring (12) of a first rolling bearing (4), a plurality of first rolling shafts (13) are connected to the other end face of the circumference of the inner ring (12) of the first rolling bearing (4), the plurality of first rolling shafts (13) are uniformly distributed, a first gear (14) is arranged on the first rolling shaft (13), a second rolling shaft (15) is arranged in the guide vane regulator (1), a second gear (16) is arranged at one end of the second rolling shaft (15), a third gear (17) is arranged at the other end of the second rolling shaft (15), the plurality of first rolling shafts (13) are meshed with the second gear (16) on the outer edge of the second rolling shaft (15) through the first gear (14), and then the outer ring (11) of the first rolling bearing (4) is connected with the side face of the guide vane regulator (1);
Step three: a plurality of movable shafts (18) are inserted into the guide vane regulator (1), the movable shafts (18) are uniformly connected to the side surface of the regulating tube (6), the movable shafts (18) are meshed with the third gear (17), then the outer ring of the second rolling bearing (5) is arranged on one end surface of the guide vane regulator (1), the guide vane regulator (1) is sleeved in the water flowing tube (23), the other end surface of the guide vane regulator (1) is arranged with the outer ring of the third rolling bearing (24), a rotating shaft (10) is arranged on the inner ring end surface of the third rolling bearing (24), a plurality of fan blades are distributed on the rotating shaft (10), a hollow tube (19) is sleeved on the regulating tube (6), and the hollow tube (19) penetrates through the tube wall of the water flowing tube (23) to be connected with the outer ring of the second rolling bearing (5);
Step four: pouring running water into the water pipe (23) through the water inlet (8), wherein the running water touches the blade (3), the first gear (14) on the first rolling shaft (13) is matched with the second gear (16) on one end of the second rolling shaft (15), the third gear (17) on the other end of the second rolling shaft (15) is matched with the movable shaft (18) to enable the blade (3) to be impacted by the running water to play a role in limiting the flow of the running water, and the water flow is controlled;
Step five: the flowing water is impacted to continue to flow downwards after the blade (3), the fan blades on the fan blade shaft (27) are impacted, the fan blades are symmetrically distributed by taking the fan blade shaft (27) as a center, each fan blade comprises a cross plate (25) and a folded plate (28), the joint of the cross plate (25) and the folded plate (28) is an obtuse angle alpha, the cross plate (25) is connected with the outer side face of the fan blade shaft (27), flowing water can be impacted on the cross plate (25) and the folded plate (28), the cross plate (25) and the folded plate (28) can drive the fan blade shaft (27) to rotate under the influence of impact force, the fan blade shaft (27) is connected with the rotating shaft (10) through a rolling bearing four (26), and the water impact force of the cross plate (25) enables the fan blade shaft (27) to bear force to drive the rotating shaft (10) to rotate.
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| CN202111072282.2A CN113915042B (en) | 2021-09-14 | 2021-09-14 | Guide vane structure of water turbine and installation method thereof |
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| CN202111072282.2A CN113915042B (en) | 2021-09-14 | 2021-09-14 | Guide vane structure of water turbine and installation method thereof |
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| KR20110110706A (en) * | 2011-01-07 | 2011-10-07 | 박종원 | Fluid energy harvester |
| CN202673544U (en) * | 2012-07-20 | 2013-01-16 | 重庆同利实业有限公司 | Water guiding mechanism |
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| CN216518372U (en) * | 2021-09-14 | 2022-05-13 | 杭州康鹏机械制造有限公司 | Assembly device of guide vane body of water turbine |
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| GB578034A (en) * | 1944-08-10 | 1946-06-12 | William Warren Triggs | Improvements in and relating to hydraulic turbines applicable also to centrifugal pumps |
| US6039534A (en) * | 1998-09-21 | 2000-03-21 | Northern Research And Engineering Corp | Inlet guide vane assembly |
| KR101545993B1 (en) * | 2015-02-09 | 2015-08-20 | 오택근 | Rivers for hydraulic power generators |
| DE102015004648A1 (en) * | 2015-04-15 | 2016-10-20 | Man Diesel & Turbo Se | Guide vane adjusting device and turbomachine |
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|---|---|---|---|---|
| KR20110110706A (en) * | 2011-01-07 | 2011-10-07 | 박종원 | Fluid energy harvester |
| CN202673544U (en) * | 2012-07-20 | 2013-01-16 | 重庆同利实业有限公司 | Water guiding mechanism |
| CN111828230A (en) * | 2020-07-03 | 2020-10-27 | 温州职业技术学院 | A hydropower station power generation device with automatic flow allocation system |
| CN216518372U (en) * | 2021-09-14 | 2022-05-13 | 杭州康鹏机械制造有限公司 | Assembly device of guide vane body of water turbine |
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