CN117595571A - Environment-friendly permanent magnet power generation device suitable for small water flow environment - Google Patents
Environment-friendly permanent magnet power generation device suitable for small water flow environment Download PDFInfo
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- CN117595571A CN117595571A CN202311360599.5A CN202311360599A CN117595571A CN 117595571 A CN117595571 A CN 117595571A CN 202311360599 A CN202311360599 A CN 202311360599A CN 117595571 A CN117595571 A CN 117595571A
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- permanent magnet
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- generator
- shell
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- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 title claims abstract description 133
- 238000010248 power generation Methods 0.000 title claims abstract description 54
- 238000009434 installation Methods 0.000 claims abstract description 13
- 238000004804 winding Methods 0.000 claims abstract description 10
- 241000883990 Flabellum Species 0.000 claims abstract description 6
- 239000012535 impurity Substances 0.000 claims abstract description 4
- 238000007790 scraping Methods 0.000 claims description 22
- 230000005540 biological transmission Effects 0.000 claims description 5
- 238000001914 filtration Methods 0.000 claims description 5
- 238000000034 method Methods 0.000 claims 1
- 238000012423 maintenance Methods 0.000 abstract description 2
- 238000004519 manufacturing process Methods 0.000 abstract 1
- 238000009304 pastoral farming Methods 0.000 abstract 1
- 238000012876 topography Methods 0.000 abstract 1
- 230000000694 effects Effects 0.000 description 9
- 238000006243 chemical reaction Methods 0.000 description 5
- 230000006378 damage Effects 0.000 description 4
- 241000251468 Actinopterygii Species 0.000 description 3
- 238000009825 accumulation Methods 0.000 description 3
- 230000003116 impacting effect Effects 0.000 description 3
- 241000143060 Americamysis bahia Species 0.000 description 2
- 230000007547 defect Effects 0.000 description 2
- 230000004048 modification Effects 0.000 description 2
- 238000012986 modification Methods 0.000 description 2
- 241000238557 Decapoda Species 0.000 description 1
- 241000196324 Embryophyta Species 0.000 description 1
- 208000027418 Wounds and injury Diseases 0.000 description 1
- 239000000956 alloy Substances 0.000 description 1
- 229910045601 alloy Inorganic materials 0.000 description 1
- 230000009286 beneficial effect Effects 0.000 description 1
- 238000010586 diagram Methods 0.000 description 1
- 230000003670 easy-to-clean Effects 0.000 description 1
- 230000005611 electricity Effects 0.000 description 1
- 238000004134 energy conservation Methods 0.000 description 1
- 230000007613 environmental effect Effects 0.000 description 1
- 239000000835 fiber Substances 0.000 description 1
- 208000014674 injury Diseases 0.000 description 1
- 239000011148 porous material Substances 0.000 description 1
- 238000000926 separation method Methods 0.000 description 1
Classifications
-
- H—ELECTRICITY
- H02—GENERATION; CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
- H02K—DYNAMO-ELECTRIC MACHINES
- H02K7/00—Arrangements for handling mechanical energy structurally associated with dynamo-electric machines, e.g. structural association with mechanical driving motors or auxiliary dynamo-electric machines
- H02K7/18—Structural association of electric generators with mechanical driving motors, e.g. with turbines
- H02K7/1807—Rotary generators
- H02K7/1823—Rotary generators structurally associated with turbines or similar engines
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
- B01D—SEPARATION
- B01D29/00—Filters with filtering elements stationary during filtration, e.g. pressure or suction filters, not covered by groups B01D24/00 - B01D27/00; Filtering elements therefor
- B01D29/01—Filters with filtering elements stationary during filtration, e.g. pressure or suction filters, not covered by groups B01D24/00 - B01D27/00; Filtering elements therefor with flat filtering elements
- B01D29/03—Filters with filtering elements stationary during filtration, e.g. pressure or suction filters, not covered by groups B01D24/00 - B01D27/00; Filtering elements therefor with flat filtering elements self-supporting
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
- B01D—SEPARATION
- B01D29/00—Filters with filtering elements stationary during filtration, e.g. pressure or suction filters, not covered by groups B01D24/00 - B01D27/00; Filtering elements therefor
- B01D29/62—Regenerating the filter material in the filter
- B01D29/64—Regenerating the filter material in the filter by scrapers, brushes, nozzles, or the like, acting on the cake side of the filtering element
- B01D29/6469—Regenerating the filter material in the filter by scrapers, brushes, nozzles, or the like, acting on the cake side of the filtering element scrapers
- B01D29/6484—Regenerating the filter material in the filter by scrapers, brushes, nozzles, or the like, acting on the cake side of the filtering element scrapers with a translatory movement with respect to the filtering element
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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
- F03B11/08—Parts or details not provided for in, or of interest apart from, the preceding groups, e.g. wear-protection couplings, between turbine and generator for removing foreign matter, e.g. mud
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F03—MACHINES OR ENGINES FOR LIQUIDS; WIND, SPRING, OR WEIGHT MOTORS; PRODUCING MECHANICAL POWER OR A REACTIVE PROPULSIVE THRUST, NOT OTHERWISE PROVIDED FOR
- F03B—MACHINES OR ENGINES FOR LIQUIDS
- F03B13/00—Adaptations of machines or engines for special use; Combinations of machines or engines with driving or driven apparatus; Power stations or aggregates
-
- H—ELECTRICITY
- H02—GENERATION; CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
- H02J—CIRCUIT ARRANGEMENTS OR SYSTEMS FOR SUPPLYING OR DISTRIBUTING ELECTRIC POWER; SYSTEMS FOR STORING ELECTRIC ENERGY
- H02J7/00—Circuit arrangements for charging or depolarising batteries or for supplying loads from batteries
- H02J7/32—Circuit arrangements for charging or depolarising batteries or for supplying loads from batteries for charging batteries from a charging set comprising a non-electric prime mover rotating at constant speed
-
- Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
- Y02—TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
- Y02E—REDUCTION OF GREENHOUSE GAS [GHG] EMISSIONS, RELATED TO ENERGY GENERATION, TRANSMISSION OR DISTRIBUTION
- Y02E10/00—Energy generation through renewable energy sources
- Y02E10/20—Hydro energy
Landscapes
- Engineering & Computer Science (AREA)
- Chemical & Material Sciences (AREA)
- Power Engineering (AREA)
- Combustion & Propulsion (AREA)
- Mechanical Engineering (AREA)
- General Engineering & Computer Science (AREA)
- Chemical Kinetics & Catalysis (AREA)
- Other Liquid Machine Or Engine Such As Wave Power Use (AREA)
Abstract
The invention relates to the technical field of generators, and particularly discloses an environment-friendly permanent magnet power generation device suitable for a small water flow environment, which comprises a power generation component and a shell; the shell is sleeved outside the power generation component, the power generation component comprises a generator and fan blades, the generator is matched with the fan blades, and the generator comprises a cylindrical stator winding and a rotor assembly; the rotor assembly comprises an input shaft and a cylindrical permanent magnet sleeved outside the input shaft; the shell includes water inlet section, linkage segment, play water section, and the flabellum is arranged in the linkage segment and is rotated with the linkage segment through the pivot and be connected, is equipped with the anti-blocking mechanism who filters rubbish and impurity on the water inlet of water inlet section, and water inlet section is the water collecting structure that the cross-sectional area diminishes along the rivers direction gradually, and water inlet section accelerates rivers. The hydraulic power generation equipment provided by the invention has the advantages that the topography is not damaged, the natural ecological landscape is not influenced, the interception and damming water storage are not needed, the arable grazing land is not lost, the installation and the movement are simple, the maintenance and the use are convenient, the manufacturing cost is low, and the hydraulic power generation equipment can be widely applied to the stream river channel collecting and flowing water power generation.
Description
Technical Field
The invention relates to the technical field of generators, and particularly discloses an environment-friendly permanent magnet power generation device suitable for a small water flow environment.
Background
Hydropower is a clean energy source, renewable, pollution-free and low in running cost. The stream river energy power generation operation cost is lower, and the use is more energy-saving and convenient. At present, the water pecking mode of the hydraulic turbine of the small and miniature hydropower station built on the river bed of the river is mostly longitudinal water pecking design, and the water pecking mode depends on the pressure of a water head, so that a ditch is required to build a dam and the like to lift the water head, not only can the building difficulty and the building cost be increased, but also the mode is only suitable for rivers with larger river basins, but when the river is in shallow rivers, the power generation cannot be performed by arranging a dam to generate a water level difference, and therefore the development of the power generation of the river energy is restrained. And because the river contains a large amount of household garbage, branches and weeds, the garbage can wind the fan blades of the hydroelectric generator, thereby influencing the working efficiency of the hydroelectric generator, possibly causing injury to aquatic organisms and being not friendly to the ecological environment. Some small-sized hydroelectric generating sets in the prior art have the defects of relatively high rotating speed, relatively simple structure and relatively large vibration amplitude during running of the set to cause noise pollution.
Disclosure of Invention
In order to overcome the defects and shortcomings in the prior art, the invention aims to provide the environment-friendly generator which is suitable for a small water flow environment, is not easy to be blocked by garbage and has low pollution.
In order to achieve the purpose, the environment-friendly permanent magnet power generation device suitable for the small water flow environment is characterized in that a shell is sleeved outside a power generation component, the power generation component comprises a generator and fan blades, the generator is matched with the fan blades, and the generator comprises a cylindrical stator winding and a rotor assembly; the rotor assembly comprises an input shaft and a cylindrical permanent magnet sleeved outside the input shaft, and the cylindrical stator winding is sleeved outside the cylindrical permanent magnet; the shell includes water inlet section, linkage segment, goes out the water section, and the linkage segment is located between water inlet section and the water outlet section, and the generator is used for switching on external battery, and the flabellum is arranged in the linkage segment and is rotated with the linkage segment through the pivot to be connected, is equipped with the anti-blocking mechanism who filters rubbish and impurity on the water inlet of water inlet section, and water inlet section is the water collecting structure that the cross-sectional area diminishes along the rivers direction gradually, and water inlet section is used for accelerating rivers. The ponding structure of the water inlet section gathers water flow to accelerate the flow velocity of the water flow, so that the fan blade obtains a larger rotating speed, the power generation efficiency is improved, and the water flow control device is suitable for a small water flow environment.
Further, the cylindrical permanent magnet is a Ru-Fe-B permanent magnet.
Further, the anti-blocking mechanism comprises a filter plate, the filter plate is matched with the water inlet of the water inlet section, the filter plate is of a grid net structure, the filter plate is of an outwards convex spherical shape, the outwards convex spherical concave surface faces the water inlet section, the filter plate is clamped with the water inlet of the water inlet section through a buckle, and the filter plate of the grid net structure does not influence water flow and can prevent fishes, shrimps or other garbage from entering the power generation component to cause damage; the convex spherical filter plates are used for placing garbage for accumulation, and the filter plates which are clamped are convenient to replace and maintain.
Further, prevent stifled mechanism still including scraping the subassembly, scrape the subassembly and include slide rail piece, cover piece, scraper blade, slide rail piece is equipped with two sets of, and two sets of slide rail pieces are located the filter both ends respectively, equal sliding connection has the cover piece on two sets of slide rail pieces, is connected with reset spring between cover piece and the slide rail piece, and the scraper blade both ends are connected with the cover piece respectively, are equipped with the brush hair on the one side that is close to the shell on the scraper blade, still have rubbish such as pasture and water on the filter when using for a long time, easily cause the water inlet to block up and influence rivers and get into, can strike off filter surface rubbish through slide rail piece and scraper blade cooperation use, reset spring makes the scraper blade automatic re-setting.
Further, prevent stifled mechanism still includes pushing component, pushing component includes the assembly pulley, stay cord, traction element, the assembly pulley sets up at the shell inner wall, stay cord one end is connected with the scraper blade, the stay cord other end is connected with traction element via the pulley, traction element is arranged in the shell, receive the effect pulling scraper blade of rivers to strike off rubbish on filter surface, when filter plate is plugged up by rubbish, section rivers diminish that intakes, rivers diminish the effect of rivers to traction element, the scraper blade removes the rubbish of striking off on the filter under reset spring's effect, automatic control, need not the energy-concerving and environment-protective of driving piece control.
Further, the traction piece is of a barrel-shaped structure, one end of the barrel opening is connected with the pull rope, the traction piece is arranged at the bottom of the water inlet section and pulls the pull rope under the action of water flow, the pull rope pulls the scraping plate to scrape garbage on the surface of the filter plate through the pulley block, and the traction piece of the barrel-shaped structure is convenient for the water flow to act on the traction piece.
Further, the power generation component still includes the subassembly of accelerating, the flabellum sets up through the input shaft cooperation of conveying subassembly with the generator, the subassembly of accelerating includes first wheel body, the second wheel body, the area of first wheel body is greater than the second wheel body, the centre of a circle department and the pivot fixed connection of first wheel body, the centre of a circle department and the input shaft fixed connection of generator of second wheel body, first wheel body and second wheel body pass through belt drive cooperation, make the input shaft of generator obtain bigger rotational speed through the subassembly of accelerating, make the rotational speed of generator can reach the power generation rotational speed of requirement when rivers are less, improve generating efficiency.
Further, the fan blades are blades with arc-shaped cross sections and arc-shaped circle centers facing the water reversing direction, the fan blades are provided with a plurality of groups, the plurality of groups of fan blades are arranged on the rotating shaft in a circumferential array along the central shaft of the rotating shaft, the arc-shaped fan blades are convenient for water flow impact, and the energy conversion efficiency is improved; the fan blades in the circumferential array can drive the generator to generate electricity when the water level is low, and the fan blades with the structure enable the generator to run stably and reliably, so that the application range of the generating set is improved, and the generating set is suitable for creeks and xiao He.
Furthermore, the generator also comprises a generator shell, and the generator shell is sleeved outside the cylindrical stator and rotor assembly; the rotor assembly comprises a rotating shaft and a cylindrical permanent magnet sleeved outside the rotating shaft, and the rotating shaft is rotationally connected with the generator shell; the cylindrical stator is sleeved outside the cylindrical permanent magnet and fixedly connected with the generator shell. The permanent magnet generator has the characteristics of high rotating speed, small volume and high energy density, and as the permanent magnet is directly arranged on the rotating shaft, the influence of the cogging effect of the generator is effectively reduced, and the reliability and the energy conversion efficiency are improved.
Further, the shell bottom is equipped with the installation base, is equipped with buffer gear on the installation base, and the shell is connected with the installation base via buffer gear, and the installation base surface is equipped with the movable groove, and the shell bottom is equipped with the limiting plate, and the limiting plate is arranged in the movable groove, and the limiting plate is connected with the movable groove via buffer gear, can reduce the vibration that rivers impact flabellum caused through buffer gear, noise reduction is to aquatic organism's influence, and is more friendly to the environment.
The invention has the beneficial effects that: the water accumulation structure of the water inlet section gathers water flow to accelerate the flow speed of the water flow, so that the fan blade obtains a larger rotating speed, the power generation efficiency is improved, and the water flow control device is suitable for a small water flow environment; the filter plates of the grid net structure can not only not influence the water flow, but also prevent fish and shrimp or other garbage from entering the power generation component to cause damage; the sliding rail blocks and the scraping plates are matched for use, so that garbage on the surface of the filter plate can be scraped, and the scraping plates are automatically reset by the reset springs; the speed increasing component enables the input shaft of the generator to obtain a larger rotating speed, so that the rotating speed of the generator can reach the required power generation rotating speed when the water flow is smaller, and the power generation efficiency is improved; the permanent magnet generator has high rotating speed and small volume, and improves the reliability and the energy conversion efficiency of the generator; the buffer mechanism can reduce vibration caused by water flow impacting the fan blades, noise is reduced, influence of the noise on aquatic organisms is reduced, and the buffer mechanism is more friendly to the environment.
Drawings
FIG. 1 is a schematic diagram of an environment-friendly permanent magnet power generation device;
FIG. 2 is a top view of the environmentally friendly permanent magnet power generation device of the present invention;
FIG. 3 is a cross-sectional view taken along section A-A of FIG. 2;
FIG. 4 is a top cross-sectional view of the environmentally friendly permanent magnet power generation device of the present invention;
FIG. 5 is a schematic view of the speed increasing assembly of the present invention;
FIG. 6 is a cross-sectional view of section B-B of FIG. 2;
FIG. 7 is a partial view of C in FIG. 6;
FIG. 8 is a cross-sectional view of the generator of the present invention;
fig. 9 is a schematic structural view of the scraping assembly of the present invention.
The reference numerals include:
1-generating component 2-shell 3-generator
4-fan blade 5-water inlet section 6-connecting section
7-spindle 8-anti-blocking mechanism 9-filter plate
10-scraping assembly 11-sliding rail block 12-scraping plate
13-return spring 14-pushing component 15-pulley block
16-stay 17-traction piece 18-accelerating assembly
19-first wheel 20-second wheel 21-cylindrical stator winding
22-rotor assembly 23-generator housing 24-input shaft
25-cylindrical permanent magnet 26-mounting base 27-buffer mechanism
28-active groove 29-limiting plate
Detailed Description
In order to further describe the technical means and effects adopted by the present invention for achieving the intended purpose, the following detailed description will refer to the specific implementation, structure, characteristics and effects according to the present invention with reference to the accompanying drawings and preferred embodiments.
Referring to fig. 1 to 9, in the environment-friendly permanent magnet power generation device suitable for a small water flow environment, a shell 2 is sleeved outside a power generation component 1, the power generation component 1 comprises a power generator 3 and fan blades 4, the power generator 3 is matched with the fan blades 4, and the power generator 3 comprises a cylindrical stator winding 21 and a rotor assembly 22; the rotor assembly 22 comprises an input shaft 24 and a cylindrical permanent magnet 25 sleeved outside the input shaft 24, and the cylindrical stator winding 21 is sleeved outside the cylindrical permanent magnet 25; the shell 2 includes section 5, linkage segment 6, the play water section of intaking, and linkage segment 6 is located between section 5 and the play water section of intaking, and generator 3 is used for switching on external battery, and flabellum 4 is arranged in linkage segment 6 and is rotationally connected with linkage segment 6 via pivot 7, is equipped with the anti-blocking mechanism 8 of filtration rubbish and impurity on the water inlet of section 5 of intaking, and section 5 of intaking is the water collecting structure that the cross-sectional area diminishes gradually along the rivers direction, and section 5 of intaking is used for accelerating rivers. The ponding structure of the water inlet section gathers water flow to accelerate the flow velocity of the water flow, so that the fan blade obtains a larger rotating speed, the power generation efficiency is improved, and the water flow control device is suitable for a small water flow environment.
When the garbage can is used, the power generation device is placed in a stream or a river, water flows into the shell 2 from the water inlet, the anti-blocking mechanism 8 at the water inlet is used for filtering garbage can aquatic organisms, the flow speed of the water flows is accelerated through the water inlet section 5, the accelerated water flows impact the fan blades 4 in the connecting section 6 to drive the fan blades 4 to rotate, and the rotating fan blades 4 drive the generator 3 to rotate to generate power.
The cylindrical permanent magnet 25 is a Ru-Fe-B permanent magnet.
The anti-blocking mechanism 8 comprises a filter plate 9, the filter plate 9 is matched with the water inlet of the water inlet section 5, the filter plate 9 is of a grid net structure, the filter plate 9 is of an outwards convex spherical shape, the outwards convex spherical concave surface faces the water inlet section 5, the filter plate 9 is clamped with the water inlet of the water inlet section 5 through a buckle, and the filter plate of the grid net structure does not influence water flow and can prevent fishes, shrimps or other garbage from entering the power generation component to cause damage; the convex spherical filter plates 9 are used for placing garbage for accumulation, and the clamped filter plates 9 are convenient for replacing the filter plates for maintenance.
Preferably, the filter plate 9 can be a multi-layer fiber net, an alloy wire net or a grating plate or a honeycomb-shaped pore plate or a plough separation mechanism, and according to practical conditions, the filter plate 9 is of a grating net-shaped structure, garbage and aquatic organisms are not easy to adhere to the filter plate 9, easy to clean, and the influence on water flow is small, and the water flow is not blocked to reduce the flow speed of the water flow.
The anti-blocking mechanism 8 further comprises a scraping assembly 10, the scraping assembly 10 comprises sliding rail blocks 11, sleeve blocks and scraping plates 12, the sliding rail blocks 11 are provided with two groups, the two groups of sliding rail blocks 11 are respectively arranged at two ends of the filter plate 9, the sleeve blocks are connected to the two groups of sliding rail blocks 11 in a sliding manner, reset springs 13 are connected between the sleeve blocks and the sliding rail blocks 11, the two ends of the scraping plates 12 are respectively connected with the sleeve blocks, bristles are arranged on one surface, close to the shell 2, of each scraping plate 12, garbage such as pasture and water still exists on the filter plate 9 during long-time use, water inlets are blocked easily, water flows are affected, surface garbage of the filter plate 9 can be scraped through the cooperation of the sliding rail blocks 11 and the scraping plates 12, and the reset springs 13 enable the scraping plates 12 to reset automatically.
Preferably, the return spring 13 can also be replaced by an elastic piece such as an elastic rope, and the elastic piece is used for automatically resetting the scraping plate 12 after scraping garbage, so that unnecessary part control is not needed, and the cost is saved.
The anti-blocking mechanism 8 further comprises a pushing assembly 14, the pushing assembly 14 comprises a pulley block 15, a pull rope 16 and a traction piece 17, the pulley block 15 is arranged on the inner wall of the shell 2, one end of the pull rope 16 is connected with the scraping plate 12, the other end of the pull rope 16 is connected with the traction piece 17 through a pulley, the traction piece 17 is arranged in the shell 2, the scraping plate 12 is pulled by the action of water flow to scrape the garbage on the surface of the filter plate 9, when the filter plate 9 is blocked by the garbage, the water flow of the water inlet section 5 is reduced, the action of the water flow on the traction piece 17 is reduced, the scraping plate 12 moves to scrape the garbage on the filter plate 9 under the action of the reset spring 13, and the anti-blocking mechanism is automatically controlled, and energy conservation and environmental protection are not required to be controlled by a driving piece.
The traction piece 17 is of a barrel-shaped structure, one end of a barrel opening is connected with the pull rope 16, the traction piece 17 is arranged at the bottom of the water inlet section 5, the pull rope 16 is pulled by the traction piece 17 under the action of water flow, garbage on the surface of the filter plate 9 is scraped by the pull rope 16 pulling the scraper 12 through the pulley block 15, and the traction piece 17 of the barrel-shaped structure is convenient for the water flow to act on the traction piece 17.
The power generation component 1 further comprises a speed increasing component 18, the fan blades 4 are matched with an input shaft 24 of the power generator 3 through a transmission component, the speed increasing component 18 comprises a first wheel body 19 and a second wheel body 20, the area of the first wheel body 19 is larger than that of the second wheel body 20, the circle center of the first wheel body 19 is fixedly connected with the rotating shaft 7, the circle center of the second wheel body 20 is fixedly connected with the input shaft 24 of the power generator 3, the first wheel body 19 is matched with the second wheel body 20 through belt transmission, the input shaft 24 of the power generator 3 is enabled to obtain larger rotating speed through the speed increasing component 18, the rotating speed of the power generator 3 can reach the required power generation rotating speed when water flow is smaller, and the power generation efficiency is improved.
Preferably, the speed increasing assembly 18 comprises a plurality of groups of first wheel bodies 19 and second wheel bodies 20, the circle centers of the first wheel bodies 19 and the second wheel bodies 20 are fixedly connected into a group of driving wheels through connecting rods, the connecting rods are rotationally connected with the shell 2, the first wheel bodies 19 of the driving wheels are in transmission fit with the second wheel bodies 20 of the other group through belts, and the input shaft 24 of the generator 3 obtains a larger rotating speed through the plurality of groups of driving wheels
The fan blades 4 are blades with arc-shaped cross sections and arc-shaped circle centers facing the water reversing direction, the fan blades 4 are provided with a plurality of groups, the fan blades 4 are arranged on the rotating shaft 7 in a circumferential array along the central shaft of the rotating shaft 7, and the arc-shaped fan blades 4 are convenient for water flow impact and improve energy conversion efficiency; the fan blades 4 in the circumferential array can drive the generator 3 to generate power when the water level is low, and the fan blades 4 with the structure enable the generator 3 to run stably and reliably, so that the application range of the power generation device is improved, and the power generation device is suitable for creeks and rivers.
The generator 3 further comprises a generator housing 23; the generator shell 23 is sleeved outside the cylindrical stator 21 and the rotor assembly 22; the rotor assembly 22 comprises a rotating shaft 7 and a cylindrical permanent magnet 25 sleeved outside the rotating shaft 7, and the rotating shaft 7 is rotationally connected with the generator shell 23; the cylindrical stator 21 is sleeved outside the cylindrical permanent magnet 25 and fixedly connected with the generator housing 23. The permanent magnet generator 3 has the characteristics of high rotating speed, small volume and high energy density, and as the permanent magnet is directly arranged on the rotating shaft 7, the influence of the cogging effect of the generator 3 is effectively reduced, and the reliability and the energy conversion efficiency are improved.
The bottom of the shell 2 is provided with the installation base 26, the installation base 26 is provided with the buffer assembly 27, the shell 2 is connected with the installation base 26 through the buffer assembly 27, the surface of the installation base 26 is provided with the movable groove 28, the bottom of the shell 2 is provided with the limiting plate 29, the limiting plate 29 is arranged in the movable groove 28, the limiting plate 29 is connected with the movable groove 28 through the buffer assembly 27, the vibration caused by the water flow impacting the fan blade 4 can be reduced through the buffer assembly 27, the noise is reduced, the influence of the noise on aquatic organisms is reduced, and the environment-friendly effect is realized.
When the garbage can is used, the power generation device is placed in a stream or a river, water flows into the shell 2 from the water inlet, the anti-blocking mechanism 8 at the water inlet is used for filtering garbage can aquatic organisms, the water flow speed is accelerated through the water inlet section 5, the accelerated water flows impact the fan blades 4 in the connecting section 6 to drive the fan blades 4 to rotate, the rotating fan blades 4 drive the generator 3 to rotate through the accelerating assembly 18, the rotating speed of the generator 3 is accelerated through the cooperation of the first wheel body 19 and the second wheel body 20, the power generation efficiency is improved, vibration caused by the water flow impacting the fan blades 4 is transmitted to the shell 2, noise is reduced through the buffer assembly 27, when the filter plate 9 is blocked by garbage, the water flow of the water inlet section 5 is reduced, the effect of the water flow on the traction piece 17 is reduced, and the scraper 12 moves to scrape the garbage on the filter plate 9 under the action of the reset spring 13.
The present invention is not limited to the above embodiments, but is capable of modification and variation in detail, and other modifications and variations can be made by those skilled in the art without departing from the scope of the present invention.
Claims (10)
1. An environment-friendly permanent magnet power generation device suitable for a small water flow environment comprises a power generation component (1) and a shell (2); the method is characterized in that: the shell (2) is sleeved outside the power generation component (1), the power generation component (1) comprises a power generator (3) and fan blades (4), the power generator (3) is matched with the fan blades (4), and the power generator (3) comprises a cylindrical stator winding (21) and a rotor assembly (22); the rotor assembly (22) comprises an input shaft (24) and a cylindrical permanent magnet (25) sleeved outside the input shaft (24), and the cylindrical stator winding (21) is sleeved outside the cylindrical permanent magnet (25); the shell (2) is including section (5) that intakes, linkage segment (6), play water section, linkage segment (6) are located between section (5) and the play water section that intakes, generator (3) are used for switching on external battery, flabellum (4) are arranged in linkage segment (6) and are rotated with linkage segment (6) via pivot (7) and are connected, are equipped with anti-blocking mechanism (8) of filtration rubbish and impurity on the water inlet of section (5) that intakes, section (5) that intakes are the cross-sectional area and follow the water flow direction catchment structure that the water flow direction diminishes gradually, section (5) that intakes are used for accelerating rivers.
2. The environmentally friendly permanent magnet power generation device suitable for small water flow environments according to claim 1, wherein: the cylindrical permanent magnet (25) is a Ru-Fe-B permanent magnet.
3. The environmentally friendly permanent magnet power generation device suitable for small water flow environments according to claim 1, wherein: the anti-blocking mechanism (8) comprises a filter plate (9), the filter plate (9) is matched with the water inlet of the water inlet section (5), the filter plate (9) is of a grid net structure, the filter plate (9) is of a convex spherical shape, the convex spherical concave surface faces the water inlet section (5), and the filter plate (9) is connected with the water inlet of the water inlet section (5) through a buckle.
4. The environmentally friendly permanent magnet power generation device suitable for small water flow environments according to claim 3, wherein: anti-blocking mechanism (8) still includes strike-off subassembly (10), strike-off subassembly (10) including slide rail piece (11), scraper blade (12), and slide rail piece (11) are equipped with two sets of, and filter (9) both ends are located respectively to two sets of slide rail pieces (11), and two sets of slide rail pieces (11) are equipped with the brush hair with scraper blade (12) both ends sliding connection on being close to on scraper blade (12) one side of shell (2), are connected with reset spring (13) between scraper blade (12) and slide rail piece (11).
5. The environmentally friendly permanent magnet power generation device suitable for small water flow environments according to claim 4, wherein: the anti-blocking mechanism (8) further comprises a pushing assembly (14), the pushing assembly (14) comprises a pulley block (15), a pull rope (16) and a traction piece (17), the pulley block (15) is arranged on the inner wall of the shell (2), one end of the pull rope (16) is connected with the scraping plate (12), the other end of the pull rope (16) is connected with the traction piece (17) through a pulley, the traction piece (17) is arranged in the shell (2), and the scraping plate (12) is pulled by the action of water flow to scrape garbage on the surface of the filtering plate (9).
6. The environmentally friendly permanent magnet power generation device suitable for small water flow environments according to claim 5, wherein: the traction piece (17) is of a barrel-shaped structure, one end of a barrel opening is connected with the pull rope (16), the traction piece (17) is arranged at the bottom of the water inlet section (5), the traction piece (17) pulls the pull rope (16) under the action of water flow, and the pull rope (16) pulls the scraping plate (12) to scrape surface garbage of the filter plate (9) through the pulley block (15).
7. The environmentally friendly permanent magnet power generation device suitable for small water flow environments according to claim 1, wherein: the power generation component (1) further comprises a speed increasing component (18), the fan blades (4) are matched with an input shaft (24) of the power generator (3) through the transmission component, the speed increasing component (18) comprises a first wheel body (19) and a second wheel body (20), the area of the first wheel body (19) is larger than that of the second wheel body (20), the circle center of the first wheel body (19) is fixedly connected with the rotating shaft (7), the circle center of the second wheel body (20) is fixedly connected with the input shaft (24) of the power generator (3), and the first wheel body (19) is matched with the second wheel body (20) through belt transmission.
8. The environmentally friendly permanent magnet power generation device suitable for small water flow environments according to claim 1, wherein: the fan blades (4) are blades with arc-shaped cross sections and arc-shaped circle centers facing the reverse water direction, the fan blades (4) are provided with a plurality of groups, and the fan blades (4) are arranged on the rotating shaft (7) in a circumferential array along the central shaft of the rotating shaft (7).
9. The environmentally friendly permanent magnet power generation device suitable for small water flow environments according to claim 1, wherein: the generator (3) further comprises a generator housing (23); the generator shell (23) is sleeved outside the cylindrical stator winding (21) and the rotor assembly (22); the rotor assembly (22) comprises an input shaft (24) and a cylindrical permanent magnet (25) sleeved outside the input shaft (24), and the input shaft (24) is rotationally connected with the generator shell (23); the cylindrical stator winding (21) is sleeved outside the cylindrical permanent magnet (25) and is fixedly connected with the generator shell (23).
10. The environmentally friendly permanent magnet power generation device suitable for small water flow environments according to claim 1, wherein: the shell (2) bottom is equipped with installation base (26), is equipped with buffer assembly (27) on installation base (26), and shell (2) are connected with installation base (26) via buffer assembly (27), and installation base (26) surface is equipped with movable groove (28), and shell (2) bottom is equipped with limiting plate (29), and in movable groove (28) was arranged in to limiting plate (29), limiting plate (29) were connected with movable groove (28) via buffer assembly (27).
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| CN202311360599.5A CN117595571B (en) | 2023-10-19 | 2023-10-19 | Environment-friendly permanent magnet power generation device suitable for small water flow environment |
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| CN115664121A (en) * | 2022-10-14 | 2023-01-31 | 成都淋昆刘科技有限公司 | Brushless motor |
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| JPH09322584A (en) * | 1996-05-27 | 1997-12-12 | Matsushita Electric Ind Co Ltd | Motor with reduction gear and its control device |
| CN202165207U (en) * | 2011-09-23 | 2012-03-14 | 北京天成山泉电子科技有限公司 | Integrally assembled self-protected booster hydro-generator set |
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| CN117595571B (en) | 2024-05-14 |
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