CN111927699A - Segmented connected wind driven generator impeller - Google Patents
Segmented connected wind driven generator impeller Download PDFInfo
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- CN111927699A CN111927699A CN202010736866.4A CN202010736866A CN111927699A CN 111927699 A CN111927699 A CN 111927699A CN 202010736866 A CN202010736866 A CN 202010736866A CN 111927699 A CN111927699 A CN 111927699A
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- 230000005540 biological transmission Effects 0.000 claims abstract description 65
- 230000003014 reinforcing effect Effects 0.000 claims description 25
- 238000003466 welding Methods 0.000 claims description 23
- 238000007789 sealing Methods 0.000 claims description 13
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 claims description 10
- 230000004308 accommodation Effects 0.000 claims 1
- 238000010248 power generation Methods 0.000 abstract description 6
- 238000000034 method Methods 0.000 abstract description 4
- 238000009434 installation Methods 0.000 description 8
- 230000000694 effects Effects 0.000 description 4
- 239000012530 fluid Substances 0.000 description 2
- 241000826860 Trapezium Species 0.000 description 1
- 238000003491 array Methods 0.000 description 1
- 230000009286 beneficial effect Effects 0.000 description 1
- 230000005611 electricity Effects 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
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Classifications
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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
- F03D—WIND MOTORS
- F03D1/00—Wind motors with rotation axis substantially parallel to the air flow entering the rotor
- F03D1/06—Rotors
- F03D1/065—Rotors characterised by their construction elements
- F03D1/0675—Rotors characterised by their construction elements of the blades
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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
- F03D—WIND MOTORS
- F03D1/00—Wind motors with rotation axis substantially parallel to the air flow entering the rotor
- F03D1/06—Rotors
- F03D1/0608—Rotors characterised by their aerodynamic shape
- F03D1/0633—Rotors characterised by their aerodynamic shape of the blades
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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
- F03D—WIND MOTORS
- F03D1/00—Wind motors with rotation axis substantially parallel to the air flow entering the rotor
- F03D1/06—Rotors
- F03D1/065—Rotors characterised by their construction elements
- F03D1/0658—Arrangements for fixing wind-engaging parts to a hub
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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
- F03D—WIND MOTORS
- F03D13/00—Assembly, mounting or commissioning of wind motors; Arrangements specially adapted for transporting wind motor components
- F03D13/10—Assembly of wind motors; Arrangements for erecting wind motors
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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
- F03D—WIND MOTORS
- F03D80/00—Details, components or accessories not provided for in groups F03D1/00 - F03D17/00
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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
- Y02E10/70—Wind energy
- Y02E10/72—Wind turbines with rotation axis in wind direction
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- Engineering & Computer Science (AREA)
- Life Sciences & Earth Sciences (AREA)
- Sustainable Development (AREA)
- Sustainable Energy (AREA)
- Chemical & Material Sciences (AREA)
- Combustion & Propulsion (AREA)
- Mechanical Engineering (AREA)
- General Engineering & Computer Science (AREA)
- Physics & Mathematics (AREA)
- Fluid Mechanics (AREA)
- Wind Motors (AREA)
- Hydraulic Turbines (AREA)
Abstract
The invention relates to the field of wind power generation equipment, in particular to a wind driven generator impeller in sectional connection, which comprises a first positioning structure, a fixing structure, a multi-section impeller body, a transmission structure, a second positioning structure, a limiting structure and a driving structure, wherein the first positioning structure is arranged on the first positioning structure; a limiting structure used for limiting the adjacent second positioning structures is arranged inside the fixing structure, and the limiting structure is clamped with the second positioning structures; the transmission structure for pressurizing the limiting structure is arranged in the fixing structure, so that the limiting structure is driven by the transmission structure to limit the fixing structure and the second positioning structure, the second positioning structure and the fixing structure are more convenient and quicker to mount and dismount, the impeller is conveniently divided into a multi-section impeller body, the impeller is convenient to transport, and the impeller is effectively prevented from being damaged in the transportation process; the transmission structure is connected to the driving structure for driving, the driving structure is more labor-saving in driving, and the transmission structure is convenient to limit.
Description
Technical Field
The invention relates to the field of wind power generation equipment, in particular to a wind power generator impeller in sectional connection.
Background
Wind power generation means that kinetic energy of wind is converted into electric energy, wind energy is a clean and pollution-free renewable energy source and is utilized by people for a long time, water is pumped, a surface is ground and the like mainly through a windmill, people are interested in how to utilize the wind to generate electricity, the wind power generation is very environment-friendly, and the wind energy is huge in abundance, so that the wind power generation is increasingly paid attention from all countries in the world, for example, an installed wind power generation tower provides power for a wind power generator through rotation of an impeller, and therefore, safe and environment-friendly electric energy is generated.
However, traditional impeller is bulky, and when applying in mountain area, mountain area road is rugged, and is very inconvenient at the in-process of transportation, and the transport is consuming time and power more, and misoperation causes the damage of impeller easily, and the tip of impeller passes through bolted connection in the drive assembly of generator tip mostly simultaneously, does not have locate function in the installation, and area of contact is little after the installation simultaneously, and the steadiness that the impeller is connected is relatively poor.
Disclosure of Invention
Aiming at the problems in the prior art, the invention provides a wind driven generator impeller connected in a segmented mode.
The technical scheme adopted by the invention for solving the technical problems is as follows: a wind driven generator impeller in sectional connection comprises a first positioning structure, a fixing structure, a multi-section impeller body, a transmission structure, a second positioning structure, a limiting structure and a driving structure; the first positioning structure for positioning is arranged on one section of the impeller body which is arranged at the most end part and is used for connecting the wind driven generator, the fixing structure and the second positioning structure are respectively arranged at the opposite ends of two adjacent sections of the impeller body, and the adjacent fixing structure and the second positioning structure are clamped; the limiting structures used for limiting the adjacent second positioning structures are arranged inside the fixing structures, and the limiting structures are clamped with the second positioning structures; the transmission structure for pressurizing the limiting structure is arranged in the fixing structure, and the transmission structure is connected with the driving structure for driving; the driving structure is detachably connected with the transmission structure, and the driving structure is clamped with the fixing structure.
Specifically, fixed knot constructs including apron, welding rod, fixed cover and anchor strut, adjacent two sections wherein one end in the impeller body is passed through the welding rod welding has fixed cover, the axial cross-section's of fixed cover tip is the T shape, fixed sheathe in the circumference array be equipped with a plurality of perpendicular through in fixed cover with the impeller body the anchor strut, the anchor strut weld in the welding rod, the fixed welding of sheatheeing in the apron.
Specifically, the second location structure includes position sleeve and welding groove, and the cross-section is the trapezium structure the position sleeve with fixed cover symmetry weld respectively in adjacent two sections the looks remote site of impeller body, the position sleeve with block between the fixed cover, the position sleeve with the tip block of fixed cover, fixed cover orientation the tip of one end of position sleeve is regular hexagonal prism structure.
Specifically, transmission structure includes piston, transfer line and baffle, the piston with sliding connection between the fixed cover, be equipped with on the fixed cover and dismantle the connection the baffle, the transfer line with rotate between the baffle and be connected, the transfer line with threaded connection between the piston.
Specifically, the limiting structure comprises a flow guide hole, a flow guide chamber, a limiting plate, a through hole, a first reset spring and a limiting block, wherein the flow guide hole is arranged in the fixing sleeve, one end of the flow guide hole is communicated with a containing space enclosed between the piston and the fixing sleeve, the other end of the flow guide hole is communicated with the flow guide chamber, the flow guide chamber is arranged in the fixing sleeve, the limiting plate is arranged in the fixing sleeve in a sliding connection manner, the limiting plate is clamped with the positioning sleeve, the end part of the limiting plate is of a quadrangular frustum structure, the through hole communicated with the flow guide chamber is arranged on the limiting plate, the through hole extends to the limiting block, two ends of the first reset spring are respectively fixed on the limiting block and the limiting plate, and the sliding direction of the limiting block is perpendicular to the sliding direction of the limiting plate, the limiting block is abutted to the positioning sleeve.
Specifically, the driving structure comprises a driving disc, a limiting hole, a positioning hole, a stop block, a second reset spring and a clamping block, the driving disc is fixed on the transmission rod, the positioning hole with a regular hexagonal prism structure is formed in the driving disc, the positioning hole is not located at the same position as the axis of the transmission rod, the stop block is connected with the driving disc in a sliding mode, the end portion of the stop block with the trapezoidal section extends to the inside of the positioning hole, the clamping block with a U-shaped structure is arranged inside the driving disc, the clamping block and the limiting hole are arranged on the fixing sleeve in a circumferential array mode and located on the same horizontal plane, the sliding direction of the clamping block is opposite to that of the stop block, and the second reset spring is arranged between the clamping block and the driving.
Specifically, the first positioning structure comprises a positioning groove, a reinforcing ring, a positioning block and a sealing ring, the sealing ring with a truncated cone-shaped edge is fixed to a section of the impeller body connected with the transmission assembly of the generator, the reinforcing ring with an inverted U-shaped structure is fixed to the sealing ring, the positioning groove is arranged inside the reinforcing ring, the positioning blocks with a plurality of rectangular pyramid structures are arranged in the circumferential array inside the reinforcing ring, and the positioning blocks are arranged inside the positioning groove.
The invention has the beneficial effects that:
(1) according to the wind driven generator impeller in the sectional connection manner, opposite ends of two adjacent sections of impeller bodies are respectively provided with the fixing structures and the second positioning structures, and the adjacent fixing structures are clamped with the second positioning structures; and then be convenient for be fixed in the looks remote site of two sections impeller bodies respectively with fixed knot structure and second location structure, make the connection more firm, promptly: at first correspond the block with fixed cover and position sleeve at the looks remote site of adjacent two sections impeller body, then run through impeller body and fixed cover with a plurality of anchor strut circumference arrays, then use the welding rod to weld impeller body and fixed cover, with position sleeve and impeller body welding, the tip of position sleeve is the round platform shape, and then increased the area of contact between position sleeve and the impeller body, and then make and connect more firmly, then with fixed cover and position sleeve block, the tip of fixed cover is regular hexagonal prism structure, and then avoided fixing a position the impeller body, make the connection between the adjacent two sections impeller body more swift.
(2) According to the wind driven generator impeller connected in a segmented manner, the limiting structures used for limiting the adjacent second positioning structures are arranged inside the fixing structures, and the limiting structures are clamped with the second positioning structures; the transmission structure for pressurizing the limiting structure is arranged inside the fixing structure, so that the limiting structure is driven by the transmission structure to limit the fixing structure and the second positioning structure, the second positioning structure and the fixing structure are more convenient and quicker to mount and dismount, the impeller is conveniently divided into a multi-section impeller body, the impeller is convenient to transport, and the impeller is effectively prevented from being damaged in the transportation process; namely: the containing cavity between the piston and the fixed sleeve, the diversion hole, the diversion chamber and the through hole are filled with enough oil, when the transmission rod and the baffle rotate, the transmission rod screw drives the piston and the fixed sleeve to slide, so that the oil in the containing cavity between the piston and the fixed sleeve enters the diversion chamber through the diversion hole, the internal pressure of the diversion chamber is increased to drive the limiting plate and the fixed sleeve to slide, then the limiting plate and the locating sleeve are clamped, and the fixed sleeve and the locating sleeve are effectively prevented from slipping, the end part of the limiting plate is of a quadrangular frustum structure, so that the limiting plate can conveniently enter the locating sleeve, then the transmission rod is continuously rotated, the transmission rod screw drives the piston and the fixed sleeve to slide, so that the oil in the containing cavity between the piston and the fixed sleeve enters the diversion chamber through the diversion hole, the internal pressure of the diversion chamber is increased to drive the limiting plate and the fixed sleeve, when the limiting plate can't slide, oil hydraulic pressure force continues to increase and gets into the drive stopper from the through-hole, first reset spring extension, the stopper conflict position sleeve, and then make between limiting plate and the position sleeve be connected more firmly, when impeller body is when rotating, centrifugal force effect makes the position sleeve exert lateral pressure to the stopper down, the first reset spring of stopper conflict, make fluid follow the through-hole and get into the water conservancy diversion room, further increase the pressure to the limiting plate, make the steadiness between limiting plate and the position sleeve better, and then be convenient for divide into multisection impeller body with the impeller, be convenient for the impeller transportation to mountain area, effectually prevent that the impeller from damaging in the transportation, the degree of difficulty of preparation has been reduced simultaneously.
(3) According to the impeller of the wind driven generator in the sectional connection manner, the transmission structure is connected with the driving structure for driving; can dismantle between drive structure and the transmission structure and be connected, and the block between drive structure and the fixed knot structure, the setting up of drive structure makes the drive of transmission structure more laborsaving, is convenient for carry on spacingly to the transmission structure simultaneously, makes the transmission more stable, promptly: when fixed cover and position sleeve are complete when the block, with the spanner block in the inside of locating hole, handle conflict cross-section is trapezoidal dog, make dog and driving-disc slip, then dog conflict spanner, it is more firm to make between spanner and the driving-disc be connected, the edge of driving-disc is located to the locating hole, it is longer to make the drive power arm, and then make the drive transfer line more laborsaving, when the dog slides, make the gas drive fixture block between dog and the driving-disc slide with the driving-disc, make fixture block and spacing hole non-block, it is rotatable to make the driving-disc, after the spanner is extracted, the extension of second reset spring, second reset spring drive fixture block and spacing hole block, and then carry out spacingly to the driving-disc fast, make the transfer line unable rotation, and then.
(4) According to the impeller of the wind driven generator in the sectional connection manner, the first positioning structure for positioning is arranged on the impeller body at the most end part for connecting the wind driven generator, the impeller body and the generator are connected more conveniently and quickly due to the arrangement of the first positioning structure, the connection area is increased, and the connection firmness is better, namely: at first set up the lug that matches with the constant head tank on generator drive assembly, set up the recess that matches with the locating piece, when installation impeller, correspond the recess on generator drive assembly with the locating piece, cooperate the constant head tank quick to the impeller body fix a position simultaneously, make the installation of impeller body convenient and fast more, the reinforcing ring of the structure of falling the U-shaped simultaneously is fixed in the sealing washer, the inside of reinforcing ring is equipped with the constant head tank, the inside circumference array of reinforcing ring is equipped with the locating piece of a plurality of rectangular pyramid structures, increased the area of contact with generator drive assembly, and then make the impeller after the installation more stable.
Drawings
The invention is further illustrated with reference to the following figures and examples.
FIG. 1 is a schematic view of an overall structure of a wind turbine blade wheel with a segmented connection according to the present invention;
FIG. 2 is an enlarged view of portion A of FIG. 1;
FIG. 3 is a schematic view of the first positioning structure shown in FIG. 2;
FIG. 4 is a schematic view of the connection structure between the fixing structure and the impeller body shown in FIG. 1;
FIG. 5 is an enlarged view of the portion B shown in FIG. 4;
FIG. 6 is an enlarged view of section C of FIG. 4;
FIG. 7 is an enlarged view of the portion D shown in FIG. 6;
fig. 8 is a schematic view of a connection structure of the fixing sleeve and the limiting plate shown in fig. 5.
In the figure: 1. the device comprises a first positioning structure, 11, a positioning groove, 12, a reinforcing ring, 13, a positioning block, 14, a sealing ring, 2, a fixing structure, 21, a cover plate, 22, a welding rod, 23, a fixing sleeve, 24, a reinforcing rod, 3, an impeller body, 4, a transmission structure, 41, a piston, 42, a transmission rod, 43, a baffle plate, 5, a second positioning structure, 51, a positioning sleeve, 52, a welding groove, 6, a limiting structure, 61, a flow guide hole, 62, a flow guide chamber, 63, a limiting plate, 64, a through hole, 65, a first return spring, 66, a limiting block, 7, a driving structure, 71, a driving disk, 72, a limiting hole, 73, a positioning hole, 74, a stop block, 75, a second return spring, 76 and a clamping block.
Detailed Description
In order to make the technical means, the creation characteristics, the achievement purposes and the effects of the invention easy to understand, the invention is further described with the specific embodiments.
As shown in fig. 1-8, the impeller of the wind power generator with a sectional connection according to the present invention includes a first positioning structure 1, a fixing structure 2, a multi-section impeller body 3, a transmission structure 4, a second positioning structure 5, a limiting structure 6, and a driving structure 7; the first positioning structure 1 for positioning is arranged on one section of the impeller body 3 which is arranged at the most end part and is used for connecting the wind driven generator, the opposite ends of two adjacent sections of the impeller body 3 are respectively provided with the fixing structure 2 and the second positioning structure 5, and the adjacent fixing structure 2 and the second positioning structure 5 are clamped; the limiting structure 6 for limiting the adjacent second positioning structures 5 is arranged in the fixed structure 2, and the limiting structure 6 is clamped with the second positioning structures 5; the transmission structure 4 for pressurizing the limiting structure 6 is arranged in the fixed structure 2, and the transmission structure 4 is connected to the driving structure 7 for driving; the driving structure 7 is detachably connected with the transmission structure 4, and the driving structure 7 is clamped with the fixed structure 2.
Specifically, fixed knot constructs 2 including apron 21, welding rod 22, fixed cover 23 and anchor strut 24, adjacent two sections wherein one end in the impeller body 3 is passed through welding rod 22 welds fixed cover 23, the axial cross-section's of fixed cover 23 tip is the T shape, fixed cover 23 is gone up the circumference array and is equipped with a plurality of perpendicular through-going on the fixed cover 23 with impeller body 3 anchor strut 24, anchor strut 24 weld in welding rod 22, the welding has on the fixed cover 23 apron 21.
Specifically, the second positioning structure 5 includes a positioning sleeve 51 and a welding groove 52, the positioning sleeve 51 and the fixing sleeve 23 with trapezoidal cross sections are respectively welded to opposite ends of two adjacent sections of the impeller body 3 symmetrically, the positioning sleeve 51 is engaged with the fixing sleeve 23, the positioning sleeve 51 is engaged with an end of the fixing sleeve 23, and an end of the fixing sleeve 23 facing one end of the positioning sleeve 51 is in a regular hexagonal prism structure; the opposite ends of two adjacent sections of the impeller body 3 are respectively provided with the fixing structure 2 and the second positioning structure 5, and the adjacent fixing structure 2 and the second positioning structure 5 are clamped; and then it is convenient to fix the fixing structure 2 and the second positioning structure 5 to the opposite ends of the two sections of the impeller body 3 respectively, so that the connection is firmer, that is: firstly, the fixing sleeve 23 and the positioning sleeve 51 are correspondingly clamped at opposite ends of two adjacent sections of the impeller bodies 3, then a plurality of reinforcing rods 24 are circumferentially arrayed to penetrate through the impeller bodies 3 and the fixing sleeve 23, then the impeller bodies 3 and the fixing sleeve 23 are welded by using the welding rods 22, the positioning sleeve 51 is welded with the impeller bodies 3, the end parts of the positioning sleeve 51 are in a truncated cone shape, so that the contact area between the positioning sleeve 51 and the impeller bodies 3 is increased, the connection is firmer, then the fixing sleeve 23 is clamped with the positioning sleeve 51, the end part of the fixing sleeve 23 is in a regular hexagonal prism structure, the impeller bodies 3 are prevented from being positioned, and the connection between two adjacent sections of the impeller bodies 3 is quicker.
Specifically, the transmission structure 4 includes a piston 41, a transmission rod 42 and a baffle 43, the piston 41 is slidably connected with the fixing sleeve 23, the baffle 43 detachably connected with the fixing sleeve 23 is arranged on the fixing sleeve 23, the transmission rod 42 is rotatably connected with the baffle 43, and the transmission rod 42 is in threaded connection with the piston 41.
Specifically, the limiting structure 6 includes a flow guide hole 61, a flow guide chamber 62, a limiting plate 63, a through hole 64, a first return spring 65 and a limiting block 66, the inside of the fixing sleeve 23 is provided with the flow guide hole 61, one end of the flow guide hole 61 is connected to the accommodating space enclosed between the piston 41 and the fixing sleeve 23, the other end of the flow guide hole 61 is connected to the flow guide chamber 62, the flow guide chamber 62 is arranged inside the fixing sleeve 23, the inner circumferential array of the fixing sleeve 23 is provided with a plurality of sliding-connected limiting plates 63, the limiting plate 63 is clamped with the positioning sleeve 51, the end of the limiting plate 63 is of a quadrangular frustum structure, the limiting plate 63 is provided with the through hole 64 connected to the flow guide chamber 62, the through hole 64 extends to the limiting block 66, two ends of the first return spring 65 are respectively fixed to the limiting block 66 and the limiting plate 63, the sliding direction of the limiting block 66 is perpendicular to the sliding direction of the limiting plate 63, and the limiting block 66 abuts against the positioning sleeve 51; the limiting structure 6 for limiting the adjacent second positioning structures 5 is arranged in the fixed structure 2, and the limiting structure 6 is clamped with the second positioning structures 5; the transmission structure 4 for pressurizing the limiting structure 6 is arranged in the fixed structure 2, so that the limiting structure 6 is driven by the transmission structure 4 to limit the fixed structure 2 and the second positioning structure 5, the second positioning structure 5 and the fixed structure 2 can be mounted and dismounted more conveniently and quickly, the impeller is conveniently divided into a plurality of sections of the impeller bodies 3, the impeller is conveniently transported, and the impeller is effectively prevented from being damaged in the transportation process; namely: the containing cavity between the piston 41 and the fixed sleeve 23, the diversion hole 61, the diversion chamber 62 and the through hole 64 are filled with enough oil, when the transmission rod 42 and the baffle 43 rotate, the transmission rod 42 drives the piston 41 and the fixed sleeve 23 to slide in a threaded manner, so that the oil in the containing cavity between the piston 41 and the fixed sleeve 23 enters the diversion chamber 62 through the diversion hole 61, the internal pressure of the diversion chamber 62 is increased to drive the limiting plate 63 and the fixed sleeve 23 to slide in a sliding manner, then the limiting plate 63 and the positioning sleeve 51 are clamped in each other, further the fixed sleeve 23 and the positioning sleeve 51 are effectively prevented from slipping off, the end part of the limiting plate 63 is of a four-edge-frustum structure, further a guiding effect is achieved, and the limiting plate 63 is more convenient to enter the positioning sleeve 51, then, the transmission rod 42 is continuously rotated, the transmission rod 42 drives the piston 41 and the fixed sleeve 23 to slide through the screw thread, so that the oil in the accommodating cavity between the piston 41 and the fixed sleeve 23 enters the diversion chamber 62 through the diversion hole 61, the internal pressure of the diversion chamber 62 is increased to drive the limiting plate 63 and the fixed sleeve 23 to slide, when the limiting plate 63 cannot slide, the oil pressure is continuously increased to enter the limiting block 66 from the through hole 64, the first return spring 65 extends, the limiting block 66 abuts against the positioning sleeve 51, and the connection between the limiting plate 63 and the positioning sleeve 51 is firmer, when the impeller body 3 rotates, the positioning sleeve 51 applies lateral pressure to the limiting block 66 under the action of centrifugal force, and the limiting block 66 abuts against the first return spring 65, make fluid follow through-hole 64 gets into flow guide chamber 62, further increase right limiting plate 63's pressure makes limiting plate 63 with steadiness between position sleeve 51 is better, and then is convenient for divide into the multisection with the impeller body 3, the impeller transportation of being convenient for is to the mountain area, and the effectual impeller that prevents damages in the transportation, has reduced the degree of difficulty of preparation simultaneously.
Specifically, the driving structure 7 includes a driving disc 71, a limiting hole 72, a positioning hole 73, a stopper 74, a second return spring 75 and a fixture block 76, the driving disc 71 is fixed to the transmission rod 42, the positioning hole 73 with a regular hexagonal prism structure is disposed on the driving disc 71, the positioning hole 73 is not located at the same position as the axis of the transmission rod 42, the stopper 74 is slidably connected with the driving disc 71, the end portion of the stopper 74 with a trapezoidal cross section extends into the positioning hole 73, the fixture block 76 with a U-shaped structure is disposed inside the driving disc 71, the fixture block 76 and the limiting hole 72 circumferentially arranged on the fixing sleeve 23 are located on the same horizontal plane, the sliding directions of the fixture block 76 and the stopper 74 are opposite, and the second return spring 75 is disposed between the fixture block 76 and the driving disc 71; the transmission structure 4 is connected with the driving structure 7 for driving; drive structure 7 with can dismantle the connection between transmission structure 4, just drive structure 7 with block between the fixed knot constructs 2, drive structure 7's setting makes transmission structure 4 drives more laborsavingly, and it is right simultaneously be convenient for transmission structure 4 carries on spacingly, makes the transmission more stable, promptly: when the fixing sleeve 23 and the positioning sleeve 51 are completely engaged, a wrench is engaged in the positioning hole 73, the handle abuts against the stopper 74 with a trapezoidal cross section, so that the stopper 74 slides with the driving disc 71, then the stopper 74 abuts against the wrench, so that the wrench and the driving disc 71 are connected more firmly, the positioning hole 73 is arranged at the edge of the driving disc 71, so that the driving arm is longer, and further the driving rod 42 is driven more labor-saving, when the stopper 74 slides, the gas between the stopper 74 and the driving disc 71 drives the stopper 76 to slide with the driving disc 71, so that the stopper 76 is not engaged with the limiting hole 72, so that the driving disc 71 can rotate, when the wrench is pulled out, the second return spring 75 extends, and the second return spring 75 drives the stopper 76 to be engaged with the limiting hole 72, and the driving disc 71 is quickly limited, so that the transmission rod 42 cannot rotate, and the connection is more stable and firm.
Specifically, the first positioning structure 1 includes a positioning groove 11, a reinforcing ring 12, a positioning block 13 and a sealing ring 14, the sealing ring 14 with a truncated cone-shaped edge is fixed to a section of the impeller body 3 connected to a transmission assembly of a generator, the reinforcing ring 12 with an inverted U-shaped structure is fixed to the sealing ring 14, the positioning groove 11 is arranged inside the reinforcing ring 12, a plurality of positioning blocks 13 with a rectangular pyramid structure are arranged in an array on the inner circumference of the reinforcing ring 12, and the positioning blocks 13 are arranged inside the positioning groove 11; the most tip be used for connecting aerogenerator one section be equipped with on the impeller body 3 and be used for the location first location structure 1, the setting up of first location structure 1 makes be connected convenient and fast more between impeller body 3 and the generator, has increased the area of connection simultaneously, makes the fastness of connecting better, promptly: firstly, a bump matched with the positioning groove 11 is arranged on the generator transmission assembly, a groove matched with the positioning block 13 is arranged, when the impeller is installed, the positioning block 13 corresponds to the groove on the generator transmission assembly, and the positioning groove 11 is matched to quickly position the impeller body 3, so that the impeller body 3 is more conveniently and quickly installed, meanwhile, the reinforcing ring 12 of the inverted U-shaped structure is fixed on the sealing ring 14, the positioning groove 11 is arranged inside the reinforcing ring 12, the positioning blocks 13 of the rectangular pyramid structure are arranged in the circumferential array inside the reinforcing ring 12, the contact area with the generator transmission assembly is increased, and the installed impeller is more stable.
When the impeller fixing device is used, the fixing sleeve 23 and the positioning sleeve 51 are correspondingly clamped at the opposite ends of two adjacent sections of the impeller bodies 3, then the plurality of reinforcing rods 24 penetrate through the impeller bodies 3 and the fixing sleeve 23 in a circumferential array mode, then the impeller bodies 3 and the fixing sleeve 23 are welded by using welding rods 22, the positioning sleeve 51 is welded with the impeller bodies 3, the end portions of the positioning sleeve 51 are in a truncated cone shape, so that the contact area between the positioning sleeve 51 and the impeller bodies 3 is increased, the connection is firmer, then the fixing sleeve 23 is clamped with the positioning sleeve 51, the end portions of the fixing sleeve 23 are in a regular hexagonal prism structure, the impeller bodies 3 are prevented from being positioned, and the connection between the two adjacent sections of the impeller bodies 3 is quicker; when the fixing sleeve 23 is completely engaged with the positioning sleeve 51, the wrench is engaged in the positioning hole 73, the handle contacts with the stopper 74 with a trapezoidal cross section, so that the stopper 74 slides with the driving disk 71, then the stopper 74 contacts with the wrench, so that the wrench is more firmly connected with the driving disk 71, the positioning hole 73 is arranged at the edge of the driving disk 71, so that the driving arm is longer, and the driving transmission rod 42 is more labor-saving, when the stopper 74 slides, the gas between the stopper 74 and the driving disk 71 drives the fixture block 76 to slide with the driving disk 71, so that the fixture block 76 is not engaged with the limiting hole 72, so that the driving disk 71 can rotate, when the wrench is pulled out, the second return spring 75 extends, the second return spring 75 drives the fixture block 76 to engage with the limiting hole 72, so that the driving disk 71 is quickly limited, so that the transmission rod 42 cannot rotate, so that the connection is more stable and firm, the diversion hole 61, the diversion chamber 62 and the through hole 64 are filled with enough oil, when the transmission rod 42 and the baffle 43 rotate, the transmission rod 42 drives the piston 41 and the fixed sleeve 23 to slide in a threaded manner, so that the oil in the accommodating cavity between the piston 41 and the fixed sleeve 23 enters the diversion chamber 62 through the diversion hole 61, the internal pressure of the diversion chamber 62 is increased to drive the limiting plate 63 and the fixed sleeve 23 to slide in a threaded manner, then the limiting plate 63 and the locating sleeve 51 are clamped in each other, the fixed sleeve 23 and the locating sleeve 51 are effectively prevented from slipping, the end part of the limiting plate 63 is of a quadrangular frustum structure, so that a guiding effect is achieved, the limiting plate 63 is more convenient to enter the locating sleeve 51, then the transmission rod 42 is continuously rotated, the transmission rod 42 drives the piston 41 and the fixed sleeve 23 to slide in a threaded manner, so that the oil in the accommodating cavity between the piston 41 and the fixed, the internal pressure of the diversion chamber 62 is increased to drive the limiting plate 63 and the fixed sleeve 23 to slide, when the limiting plate 63 cannot slide, the oil pressure is continuously increased to enter the driving limiting block 66 from the through hole 64, the first reset spring 65 extends, the limiting block 66 abuts against the positioning sleeve 51, and the connection between the limiting plate 63 and the positioning sleeve 51 is firmer; set up the lug that matches with constant head tank 11 on generator drive assembly, set up the recess that matches with locating piece 13, when the installation impeller, correspond locating piece 13 the recess on generator drive assembly, cooperate constant head tank 11 quick to fix a position impeller body 3 simultaneously, make impeller body 3's installation convenient and fast more, the reinforcing ring 12 of falling the U-shaped structure is fixed in sealing washer 14 simultaneously, the inside of reinforcing ring 12 is equipped with constant head tank 11, the inside circumference array of reinforcing ring 12 is equipped with a plurality of rectangular pyramid structure's locating piece 13, increased the area of contact with generator drive assembly, and then make the impeller after the installation more stable.
The foregoing illustrates and describes the principles, general features, and advantages of the present invention. It will be understood by those skilled in the art that the present invention is not limited to the embodiments described above, and the embodiments and descriptions given above are only illustrative of the principles of the present invention, and various changes and modifications may be made without departing from the spirit and scope of the invention, which fall within the scope of the claims. The scope of the invention is defined by the appended claims and equivalents thereof.
Claims (7)
1. The utility model provides a aerogenerator impeller that sectional type is connected which characterized in that: the multi-section impeller comprises a first positioning structure (1), a fixing structure (2), a multi-section impeller body (3), a transmission structure (4), a second positioning structure (5), a limiting structure (6) and a driving structure (7); the first positioning structure (1) for positioning is arranged on one section of the impeller body (3) which is arranged at the most end part and is used for connecting the wind driven generator, the opposite ends of two adjacent sections of the impeller body (3) are respectively provided with the fixing structure (2) and the second positioning structure (5), and the adjacent fixing structure (2) and the second positioning structure (5) are clamped; the limiting structure (6) used for limiting the adjacent second positioning structures (5) is arranged in the fixing structure (2), and the limiting structure (6) is clamped with the second positioning structures (5); the transmission structure (4) used for pressurizing the limiting structure (6) is arranged in the fixing structure (2), and the transmission structure (4) is connected to the driving structure (7) used for driving; the driving structure (7) is detachably connected with the transmission structure (4), and the driving structure (7) is clamped with the fixing structure (2).
2. A wind turbine impeller according to claim 1, characterised in that: fixed knot constructs (2) including apron (21), welding rod (22), fixed cover (23) and anchor strut (24), adjacent two sections wherein one end in impeller body (3) is passed through welding rod (22) welding has fixed cover (23), the axial cross-section's of fixed cover (23) tip is the T shape, fixed cover (23) are gone up the circumference array and are equipped with a plurality of perpendicular through in fixed cover (23) with impeller body (3) anchor strut (24), anchor strut (24) weld in welding rod (22), the welding has on fixed cover (23) apron (21).
3. A wind turbine wheel according to claim 2, characterised in that: the second positioning structure (5) comprises a positioning sleeve (51) and a welding groove (52), the cross section of the second positioning structure is of a trapezoidal structure, the positioning sleeve (51) and the fixed sleeve (23) are symmetrically welded to two adjacent sections of the opposite ends of the impeller body (3) respectively, the positioning sleeve (51) is clamped with the fixed sleeve (23), the positioning sleeve (51) is clamped with the end part of the fixed sleeve (23), and the fixed sleeve (23) faces towards the end part of one end of the positioning sleeve (51) and is of a regular hexagonal prism structure.
4. A wind turbine wheel according to claim 3, characterised in that: drive structure (4) include piston (41), transfer line (42) and baffle (43), piston (41) with sliding connection between fixed cover (23), be equipped with on fixed cover (23) and dismantle the connection baffle (43), transfer line (42) with rotate between baffle (43) and be connected, transfer line (42) with threaded connection between piston (41).
5. The wind turbine wheel according to claim 4, wherein: limiting structure (6) includes water conservancy diversion hole (61), water conservancy diversion room (62), limiting plate (63), through-hole (64), first reset spring (65) and stopper (66), the inside of fixed cover (23) is equipped with water conservancy diversion hole (61), the one end of water conservancy diversion hole (61) switch on in piston (41) with the accommodation space who encloses between the fixed cover (23), the other one end of water conservancy diversion hole (61) switch on in water conservancy diversion room (62), water conservancy diversion room (62) are located the inside of fixed cover (23), the inside circumference array of fixed cover (23) is equipped with a plurality of sliding connection limiting plate (63), limiting plate (63) with block between position sleeve (51), the tip of limiting plate (63) is four prismatic table structures, be equipped with on limiting plate (63) switch on in water conservancy diversion room (62) through-hole (64), the through hole (64) extends to the limiting block (66), two ends of the first reset spring (65) are fixed to the limiting block (66) and the limiting plate (63) respectively, the sliding direction of the limiting block (66) is perpendicular to the sliding direction of the limiting plate (63), and the limiting block (66) abuts against the positioning sleeve (51).
6. The wind turbine wheel according to claim 4, wherein: the driving structure (7) comprises a driving disc (71), a limiting hole (72), a positioning hole (73), a stop block (74), a second return spring (75) and a clamping block (76), the driving disc (71) is fixed on the transmission rod (42), the positioning hole (73) with a regular hexagonal prism structure is arranged on the driving disc (71), the shaft centers of the positioning hole (73) and the transmission rod (42) are not at the same position, the stop block (74) is in sliding connection with the driving disc (71), the end part of the stop block (74) with a trapezoidal section extends into the positioning hole (73), the clamping block (76) with a U-shaped structure is arranged in the driving disc (71), the clamping block (76) and the limiting hole (72) arranged in a circumferential array on the fixed sleeve (23) are on the same horizontal plane, and the sliding directions of the clamping block (76) and the stop block (74) are opposite, the second return spring (75) is arranged between the fixture block (76) and the driving disc (71).
7. A wind turbine impeller according to claim 1, characterised in that: the first positioning structure (1) comprises a positioning groove (11), a reinforcing ring (12), a positioning block (13) and a sealing ring (14), the sealing ring (14) with a truncated cone-shaped edge is fixed to a section of the impeller body (3) connected with a transmission assembly of a generator, the reinforcing ring (12) with an inverted U-shaped structure is fixed to the sealing ring (14), the positioning groove (11) is arranged inside the reinforcing ring (12), the positioning blocks (13) with a plurality of rectangular pyramid structures are arranged in an array mode on the inner circumference of the reinforcing ring (12), and the positioning blocks (13) are arranged inside the positioning groove (11).
Priority Applications (2)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202010736866.4A CN111927699B (en) | 2020-07-28 | 2020-07-28 | Segmented connected wind driven generator impeller |
| JP2020218439A JP6884309B1 (en) | 2020-07-28 | 2020-12-28 | Multi-stage assembly type impeller of wind power generator |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202010736866.4A CN111927699B (en) | 2020-07-28 | 2020-07-28 | Segmented connected wind driven generator impeller |
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| Publication Number | Publication Date |
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| CN111927699A true CN111927699A (en) | 2020-11-13 |
| CN111927699B CN111927699B (en) | 2021-11-16 |
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| Application Number | Title | Priority Date | Filing Date |
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| CN202010736866.4A Active CN111927699B (en) | 2020-07-28 | 2020-07-28 | Segmented connected wind driven generator impeller |
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| JP (1) | JP6884309B1 (en) |
| CN (1) | CN111927699B (en) |
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| CN114658584B (en) * | 2022-04-01 | 2024-02-20 | 浙江金轮机电实业有限公司 | Flangeless water turbine |
| CN115450825B (en) * | 2022-09-22 | 2023-12-19 | 南通大学 | Tidal current energy power generation system power storage structure |
| CN117318384B (en) * | 2023-11-30 | 2024-02-13 | 烟台鑫海矿业研究设计有限公司 | Flotation dosing metering pump shaft coupling structure |
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| Publication number | Priority date | Publication date | Assignee | Title |
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| US9145867B2 (en) * | 2013-03-14 | 2015-09-29 | General Electric Company | System and method for installing a blade insert between separate portions of a wind turbine rotor blade |
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- 2020-12-28 JP JP2020218439A patent/JP6884309B1/en active Active
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| JP2014101790A (en) * | 2012-11-19 | 2014-06-05 | Wind 19 Inc | Blade for wind power generator and manufacturing method of the same |
| CN103470456A (en) * | 2013-09-23 | 2013-12-25 | 华北电力大学（保定） | Sectional wind power generation blade with interchangeability |
| CN106089568A (en) * | 2016-07-14 | 2016-11-09 | 株洲时代新材料科技股份有限公司 | Stagewise wind electricity blade and assembly method thereof |
| CN210217988U (en) * | 2019-05-13 | 2020-03-31 | 柳州市威尔姆预应力有限公司 | Foldable and sectional detachable metal structure wind driven generator blade |
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| CN212898780U (en) * | 2020-09-16 | 2021-04-06 | 上海绿孚科技有限公司 | Wind-powered electricity generation blade extension ground installation mechanism |
Also Published As
| Publication number | Publication date |
|---|---|
| JP2022024968A (en) | 2022-02-09 |
| CN111927699B (en) | 2021-11-16 |
| JP6884309B1 (en) | 2021-06-09 |
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