CN112196738A - Wind power generation equipment convenient to maintain - Google Patents
Wind power generation equipment convenient to maintain Download PDFInfo
- Publication number
- CN112196738A CN112196738A CN202011072903.2A CN202011072903A CN112196738A CN 112196738 A CN112196738 A CN 112196738A CN 202011072903 A CN202011072903 A CN 202011072903A CN 112196738 A CN112196738 A CN 112196738A
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- power generation
- fixed
- pipe
- generation box
- rod
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- 238000010248 power generation Methods 0.000 title claims abstract description 111
- 238000007789 sealing Methods 0.000 claims abstract description 53
- 230000005540 biological transmission Effects 0.000 claims abstract description 44
- 230000017525 heat dissipation Effects 0.000 claims abstract description 32
- 230000007246 mechanism Effects 0.000 claims abstract description 30
- 230000000712 assembly Effects 0.000 claims abstract description 13
- 238000000429 assembly Methods 0.000 claims abstract description 13
- 238000001914 filtration Methods 0.000 claims abstract description 7
- 230000008093 supporting effect Effects 0.000 claims description 39
- 238000012423 maintenance Methods 0.000 claims description 22
- 239000004519 grease Substances 0.000 claims description 4
- 239000010687 lubricating oil Substances 0.000 claims description 4
- HCHKCACWOHOZIP-UHFFFAOYSA-N Zinc Chemical compound [Zn] HCHKCACWOHOZIP-UHFFFAOYSA-N 0.000 claims description 3
- 239000011248 coating agent Substances 0.000 claims description 3
- 238000000576 coating method Methods 0.000 claims description 3
- 238000005260 corrosion Methods 0.000 claims description 3
- 239000011701 zinc Substances 0.000 claims description 3
- 229910052725 zinc Inorganic materials 0.000 claims description 3
- 238000004804 winding Methods 0.000 claims description 2
- 230000000694 effects Effects 0.000 description 8
- 230000009471 action Effects 0.000 description 6
- 230000033001 locomotion Effects 0.000 description 6
- 238000004140 cleaning Methods 0.000 description 5
- 239000000428 dust Substances 0.000 description 4
- 230000003139 buffering effect Effects 0.000 description 3
- 230000003028 elevating effect Effects 0.000 description 3
- 238000009434 installation Methods 0.000 description 3
- 230000009467 reduction Effects 0.000 description 2
- 210000003437 trachea Anatomy 0.000 description 2
- 230000009286 beneficial effect Effects 0.000 description 1
- 238000013016 damping Methods 0.000 description 1
- 230000007423 decrease Effects 0.000 description 1
- 230000007547 defect Effects 0.000 description 1
- 238000005246 galvanizing Methods 0.000 description 1
- 230000005484 gravity Effects 0.000 description 1
- JEIPFZHSYJVQDO-UHFFFAOYSA-N iron(III) oxide Inorganic materials O=[Fe]O[Fe]=O JEIPFZHSYJVQDO-UHFFFAOYSA-N 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 230000001360 synchronised effect Effects 0.000 description 1
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 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
- F03D9/00—Adaptations of wind motors for special use; Combinations of wind motors with apparatus driven thereby; Wind motors specially adapted for installation in particular locations
- F03D9/20—Wind motors characterised by the driven apparatus
- F03D9/25—Wind motors characterised by the driven apparatus the apparatus being an electrical generator
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
- B01D—SEPARATION
- B01D46/00—Filters or filtering processes specially modified for separating dispersed particles from gases or vapours
- B01D46/10—Particle separators, e.g. dust precipitators, using filter plates, sheets or pads having plane surfaces
- B01D46/12—Particle separators, e.g. dust precipitators, using filter plates, sheets or pads having plane surfaces in multiple arrangements
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
- B01D—SEPARATION
- B01D46/00—Filters or filtering processes specially modified for separating dispersed particles from gases or vapours
- B01D46/66—Regeneration of the filtering material or filter elements inside the filter
-
- 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
- F03D13/20—Arrangements for mounting or supporting wind motors; Masts or towers for wind motors
-
- 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
- F03D80/50—Maintenance or repair
-
- 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
- F03D80/60—Cooling or heating of wind motors
-
- 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
- F03D9/00—Adaptations of wind motors for special use; Combinations of wind motors with apparatus driven thereby; Wind motors specially adapted for installation in particular locations
- F03D9/007—Adaptations of wind motors for special use; Combinations of wind motors with apparatus driven thereby; Wind motors specially adapted for installation in particular locations the wind motor being combined with means for converting solar radiation into useful energy
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- H—ELECTRICITY
- H02—GENERATION; CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
- H02S—GENERATION OF ELECTRIC POWER BY CONVERSION OF INFRARED RADIATION, VISIBLE LIGHT OR ULTRAVIOLET LIGHT, e.g. USING PHOTOVOLTAIC [PV] MODULES
- H02S10/00—PV power plants; Combinations of PV energy systems with other systems for the generation of electric power
- H02S10/10—PV power plants; Combinations of PV energy systems with other systems for the generation of electric power including a supplementary source of electric power, e.g. hybrid diesel-PV energy systems
- H02S10/12—Hybrid wind-PV energy systems
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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
- Y02E10/50—Photovoltaic [PV] energy
-
- 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
-
- 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
- Y02E10/728—Onshore wind turbines
Landscapes
- Engineering & Computer Science (AREA)
- Chemical & Material Sciences (AREA)
- Sustainable Energy (AREA)
- Sustainable Development (AREA)
- Life Sciences & Earth Sciences (AREA)
- Mechanical Engineering (AREA)
- Combustion & Propulsion (AREA)
- General Engineering & Computer Science (AREA)
- Chemical Kinetics & Catalysis (AREA)
- Power Engineering (AREA)
- Thermal Sciences (AREA)
- Physics & Mathematics (AREA)
- Wind Motors (AREA)
Abstract
The invention relates to a wind power generation device convenient to maintain, which comprises a power generation box and a support rod, wherein the power generation box is in a cuboid shape, the support rod is vertically arranged, a power generation device is arranged on the power generation box, a lifting mechanism is arranged at the top end of the support rod, a heat dissipation mechanism is arranged on the power generation box, the lifting mechanism comprises a fixing plate, a limiting ring, a first bearing, a driving bevel gear, a power assembly and two transmission assemblies, the transmission assemblies comprise a guide rod, a driven bevel gear, a second bearing, a transmission shaft, a connecting wire and a guide hole, the heat dissipation mechanism comprises two heat dissipation assemblies, the heat dissipation assemblies and the connecting wire correspond to one another one by one and comprise a driving unit and a filtering unit, the driving unit comprises a fixing pipe, a first filter screen, a sealing plate, a through hole, two connecting rods and two springs, and the lifting mechanism of the, moreover, the heat dissipation function is realized through the heat dissipation mechanism.
Description
Technical Field
The invention relates to the field of power equipment, in particular to wind power generation equipment convenient to maintain.
Background
The power equipment mainly comprises power generation equipment and power supply equipment, wherein the power generation equipment mainly comprises a power station boiler, a steam turbine, a gas turbine, a water turbine, a generator, a transformer and the like, and the power supply equipment mainly comprises power transmission lines, mutual inductors, contactors and the like with various voltage grades.
During the use of the existing wind driven generator, the generator can generate a large amount of heat, when the wind driven generator is maintained, workers are easily scalded, the comfort level of the maintenance environment is also reduced, moreover, the existing wind driven generator is high in height, and when the wind driven generator is maintained, the workers are required to ascend, the high-altitude wind driven generator belongs to the high-altitude effect, certain potential safety hazards exist, and the practicability is reduced.
Disclosure of Invention
The technical problem to be solved by the invention is as follows: in order to overcome the defects of the prior art, the wind power generation equipment which is convenient to maintain is provided.
The technical scheme adopted by the invention for solving the technical problems is as follows: a wind power generation device convenient to maintain comprises a power generation box and a support rod, wherein the power generation box is in a cuboid shape, the support rod is vertically arranged, a power generation device is arranged on the power generation box, a lifting mechanism is arranged at the top end of the support rod, and a heat dissipation mechanism is arranged on the power generation box;
the lifting mechanism comprises a fixed plate, a limiting ring, a first bearing, a driving bevel gear, a power assembly and two transmission assemblies, wherein assembly holes are formed in the top and the bottom plate of the power generation box, the supporting rod sequentially penetrates through the two assembly holes, the supporting rod is in sliding and sealing connection with the inner wall of the assembly holes, the fixed plate is perpendicular to the supporting rod and is fixed at the top end of the supporting rod, the limiting ring and the supporting rod are coaxially arranged and are positioned between the fixed plate and the power generation box, the limiting ring is in sealing and fixed connection with the bottom of the fixed plate, the limiting ring is abutted against and in sealing connection with the top of the power generation box, a gap is formed between the supporting rod and the limiting ring after the supporting rod penetrates through the limiting ring, the first bearing and the driving bevel gear are both positioned in the limiting ring, the inner ring of the first bearing is installed, the power assembly and the transmission assembly are arranged in the limiting ring, the transmission assembly is circumferentially and uniformly distributed by taking the axis of the supporting rod as a center, and the power assembly is in transmission connection with the outer ring of the first bearing;
the transmission assembly comprises a guide rod, a driven bevel gear, a second bearing, a transmission shaft, a connecting wire and a guide hole, the guide hole is formed in the top of the power generation box, the guide rod is parallel to the support rod and penetrates through the guide hole, the guide rod is connected with the inner wall of the guide hole in a sliding and sealing mode, the top end of the guide rod is fixed to the bottom of the fixing plate, the axis of the transmission shaft is perpendicular to and intersected with the axis of the support rod, the driven bevel gear is installed on the transmission shaft and meshed with the driving bevel gear, the inner ring of the second bearing is installed on the transmission shaft, the outer ring of the second bearing is fixedly connected with the fixing plate, one end of the connecting wire is fixed to the top of the power generation box, the other end;
the heat dissipation mechanism comprises two heat dissipation assemblies, and the heat dissipation assemblies correspond to the connecting wires one by one;
the heat dissipation assembly comprises a driving unit and a filtering unit;
the driving unit comprises a fixed pipe, a first filter screen, a sealing plate, a through hole, two connecting rods and two springs, the through hole is arranged at the bottom of the power generation box, the fixed pipe is parallel to the support rod and penetrates through the through hole, the fixed pipe is sealed and fixedly connected with the inner wall of the through hole, the first filter screen is arranged in the fixed pipe, the sealing plate is horizontally arranged in the power generation box, the sealing plate is abutted against and hermetically connected with the top end of the fixed pipe, the sealing plate is provided with two connecting holes, the connecting holes and the axis of the fixed pipe are circumferentially and uniformly distributed with the center, the connecting rods and the springs are in one-to-one correspondence with the connecting holes, the connecting rods are parallel to the supporting rods, the connecting rods penetrate through the connecting holes and are in sliding connection with the inner walls of the connecting holes, the bottom end of the connecting rod is fixed at the bottom in the power generation box, and the top of the sealing plate is connected with the top end of the connecting rod through a spring;
the filtering unit comprises a moving unit, an air hole, a moving pipe, a second filter screen, two first sliding blocks and two fixed rods, wherein the air hole is formed in one side of the power generation box, the moving pipe is parallel to the transmission shaft and penetrates through the air hole, the moving pipe is connected with the inner wall of the air hole in a sliding and sealing mode, the second filter screen is installed in the moving pipe, the fixed rods are circumferentially and uniformly distributed by taking the axis of the moving pipe as the center, the fixed rods are parallel to the moving pipe and fixed on the inner wall of the power generation box, the first sliding blocks correspond to the fixed rods one to one another, the first sliding blocks are sleeved on the fixed rods and fixed on the outer wall of the moving pipe, and the moving unit is;
the mobile unit comprises a screw rod, a second sliding block, a third bearing, a connecting shaft, a rotating gear and a rack, wherein the screw rod and the connecting shaft are coaxially arranged with the movable pipe, the screw rod is fixed at one end of the connecting shaft, which is far away from the supporting rod, the second sliding block is sleeved on the screw rod and fixed on the inner wall of the movable pipe, a joint of the second sliding block and the screw rod is provided with threads matched with the screw rod, the threads of the two screw rods are opposite in rotating direction, the rotating gear is installed at one end, which is close to the supporting rod, of the connecting shaft and meshed with the rack, the rack is fixed on a sealing plate, the inner ring of the third bearing is installed on the connecting shaft, and the outer ring of the third.
Preferably, in order to realize the rotation of the outer ring of the first bearing, the power assembly comprises a driving motor, a driving gear and a driven gear, the driven gear is installed on the outer ring of the first bearing, the driving motor is fixed at the bottom of the fixing plate and is in transmission connection with the driving gear, and the driving gear is meshed with the driven gear.
Preferably, the drive motor is a servo motor in order to increase the drive force of the drive motor.
Preferably, in order to realize buffering and vibration reduction, the limiting ring is made of rubber.
Preferably, the two fixed pipes are internally provided with auxiliary pipes, the auxiliary pipes are coaxially arranged with the fixed pipes and are positioned between the sealing plate and the first filter screen, the top ends of the auxiliary pipes are sealed and fixedly connected with the bottom of the sealing plate, and the auxiliary pipes are connected with the inner walls of the fixed pipes in a sliding and sealing manner.
Preferably, in order to reduce the gap between the auxiliary tube and the fixed tube, the joint of the fixed tube and the auxiliary tube is coated with sealing grease.
Preferably, in order to facilitate the installation of the guide rod, both ends of the guide rod are provided with chamfers.
Preferably, in order to prolong the service life of the power generation box, the power generation box is provided with an anti-corrosion zinc coating.
Preferably, in order to reduce the frictional force between the fixing lever and the first slider, the fixing lever is coated with a lubricating oil.
Preferably, in order to improve the power generation capacity, the top of the fixed plate is provided with a photovoltaic plate.
The lifting mechanism of the wind power generation equipment has the beneficial effects that the maintenance safety is improved, compared with the existing lifting mechanism, the lifting mechanism can drive the air in the power generation box to be discharged from the air pipe through the descending of the power generation box, an integrated linkage structure is realized with the heat dissipation mechanism, the practicability is higher, in addition, the heat dissipation function is realized through the heat dissipation mechanism, compared with the existing heat dissipation mechanism, the heat dissipation mechanism can also realize the cleaning of the second filter screen, and the practicability is higher.
Drawings
The invention is further illustrated with reference to the following figures and examples.
FIG. 1 is a schematic structural view of a wind power plant of the present invention for facilitating maintenance;
FIG. 2 is a schematic structural view of a lifting mechanism of a wind power plant for facilitating maintenance according to the present invention;
FIG. 3 is a schematic structural view of a drive unit of the wind power plant of the invention for facilitating maintenance;
FIG. 4 is a schematic structural view of a filter unit of the wind power plant of the present invention for facilitating maintenance;
FIG. 5 is an enlarged view of portion A of FIG. 4;
in the figure: 1. the photovoltaic power generation device comprises a power generation box, 2, a support rod, 3, a fixing plate, 4, a limiting ring, 5, a first bearing, 6, a driving bevel gear, 7, a guide rod, 8, a driven bevel gear, 9, a second bearing, 10, a transmission shaft, 11, a connecting wire, 12, a fixing pipe, 13, a first filter screen, 14, a sealing plate, 15, a connecting rod, 16, a spring, 17, a moving pipe, 18, a second filter screen, 19, a first sliding block, 20, a fixing rod, 21, a screw rod, 22, a second sliding block, 23, a third bearing, 24, a connecting shaft, 25, a rotating gear, 26, a rack, 27, a driving motor, 28, a driving gear, 29, a driven gear, 30, an auxiliary pipe and 31, and a photovoltaic panel.
Detailed Description
The present invention will now be described in further detail with reference to the accompanying drawings. These drawings are simplified schematic views illustrating only the basic structure of the present invention in a schematic manner, and thus show only the constitution related to the present invention.
As shown in fig. 1-2, a wind power generation device convenient for maintenance comprises a power generation box 1 and a support rod 2, wherein the power generation box 1 is cuboid, the support rod 2 is vertically arranged, a power generation device is arranged on the power generation box 1, a lifting mechanism is arranged at the top end of the support rod 2, and a heat dissipation mechanism is arranged on the power generation box 1;
the lifting mechanism comprises a fixed plate 3, a limiting ring 4, a first bearing 5, a driving bevel gear 6, a power assembly and two transmission assemblies, assembly holes are formed in the top and the bottom plate of the power generation box 1, the supporting rod 2 sequentially penetrates through the two assembly holes, the supporting rod 2 is in sliding and sealing connection with the inner walls of the assembly holes, the fixed plate 3 is perpendicular to the supporting rod 2 and is fixed at the top end of the supporting rod 2, the limiting ring 4 and the supporting rod 2 are coaxially arranged and are positioned between the fixed plate 3 and the power generation box 1, the limiting ring 4 is in sealing and fixed connection with the bottom of the fixed plate 3, the limiting ring 4 is abutted against and in sealing connection with the top of the power generation box 1, the supporting rod 2 penetrates through the limiting ring 4 and is provided with a gap with the limiting ring 4, the first bearing 5 and the driving bevel gear 6 are both positioned in the limiting ring 4, the inner ring of the first, the driving bevel gear 6 is arranged on the outer ring of the first bearing 5, the power assembly and the transmission assembly are both arranged in the limiting ring 4, the transmission assembly is circumferentially and uniformly distributed by taking the axis of the supporting rod 2 as a center, and the power assembly is in transmission connection with the outer ring of the first bearing 5;
the transmission assembly comprises a guide rod 7, a driven bevel gear 8, a second bearing 9, a transmission shaft 10, a connecting wire 11 and a guide hole, the guide hole is arranged at the top of the power generation box 1, the guide rod 7 is parallel to the support rod 2 and penetrates through the guide hole, the guide rod 7 is connected with the inner wall of the guide hole in a sliding and sealing way, the top end of the guide rod 7 is fixed at the bottom of the fixed plate 3, the axis of the transmission shaft 10 is vertical to and intersected with the axis of the support rod 2, the driven bevel gear 8 is arranged on the transmission shaft 10 and is meshed with the driving bevel gear 6, the inner ring of the second bearing 9 is arranged on the transmission shaft 10, the outer ring of the second bearing 9 is fixedly connected with the fixed plate 3, one end of the connecting wire 11 is fixed on the top of the power generation box 1, the other end of the connecting wire 11 is fixed on the transmission shaft 10, the connecting lines 11 are wound on the transmission shaft 10, and the winding directions of the two connecting lines 11 are opposite;
during the use of the equipment, the power generation device is started to generate wind power under the action of ambient wind power, when the equipment needs maintenance, the outer ring of the first bearing 5 is rotated through the power assembly, namely, the driving bevel gear 6 can be rotated, the rotation of the driving bevel gear 6 drives the transmission shaft 10 to rotate under the supporting action of the second bearing 9 through the driven bevel gear 8, i.e. the connecting line 11 can be loosened, the generator box 1 is moved downwards under its own weight, when the generator box 1 is lowered to the ground, maintenance is performed, the height of the power generation box 1 can be reduced, the high-altitude operation is prevented, the maintenance safety is improved, after the maintenance is finished, the outer ring of the first bearing 5 is reversely rotated through the power assembly, that is, the generator box 1 can be reset and abutted against the limit ring 4, and the generator box 1 can be prevented from rotating around the axis of the support rod 2 by the cooperation of the guide rod 7 and the guide hole.
As shown in fig. 3 to 4, the heat dissipation mechanism includes two heat dissipation assemblies, and the heat dissipation assemblies correspond to the connection lines 11 one to one;
the heat dissipation assembly comprises a driving unit and a filtering unit;
the driving unit comprises a fixed pipe 12, a first filter screen 13, a sealing plate 14, a through hole, two connecting rods 15 and two springs 16, the through hole is arranged at the bottom of the power generation box 1, the fixed pipe 12 is parallel to the supporting rod 2 and penetrates through the through hole, the fixed pipe 12 is hermetically and fixedly connected with the inner wall of the through hole, the first filter screen 13 is installed in the fixed pipe 12, the sealing plate 14 is horizontally arranged in the power generation box 1, the sealing plate 14 is abutted against and hermetically connected with the top end of the fixed pipe 12, the sealing plate 14 is provided with two connecting holes, the connecting holes and the axis of the fixed pipe 12 are circumferentially and uniformly distributed around the center, the connecting rods 15 and the springs 16 are in one-to-one correspondence with the connecting holes, the connecting rods 15 are parallel to the supporting rod 2, the connecting rods 15 penetrate through the connecting holes and are slidably connected with the inner wall of the connecting holes, the top of the sealing plate 14 is connected with the top end of a connecting rod 15 through a spring 16;
the filtering unit comprises a moving unit, an air hole, a moving pipe 17, a second filter screen 18, two first sliding blocks 19 and two fixing rods 20, wherein the air hole is formed in one side of the power generation box 1, the moving pipe 17 is parallel to the transmission shaft 10 and penetrates through the air hole, the moving pipe 17 is connected with the inner wall of the air hole in a sliding and sealing mode, the second filter screen 18 is installed in the moving pipe 17, the fixing rods 20 are circumferentially and uniformly distributed by taking the axis of the moving pipe 17 as the center, the fixing rods 20 are parallel to the moving pipe 17 and fixed on the inner wall of the power generation box 1, the first sliding blocks 19 correspond to the fixing rods 20 one by one, the first sliding blocks 19 are sleeved on the fixing rods 20 and fixed on the outer wall of the moving pipe 17, and the moving unit is arranged in the power generation;
the moving unit comprises a screw rod 21, a second sliding block 22, a third bearing 23, a connecting shaft 24, a rotating gear 25 and a rack 26, wherein the screw rod 21 and the connecting shaft 24 are coaxially arranged with the moving pipe 17, the screw rod 21 is fixed at one end, far away from the supporting rod 2, of the connecting shaft 24, the second sliding block 22 is sleeved on the screw rod 21 and fixed on the inner wall of the moving pipe 17, a connecting part of the second sliding block 22 and the screw rod 21 is provided with threads matched with the screw rod 21, the thread turning directions of the two screw rods 21 are opposite, the rotating gear 25 is arranged at one end, close to the supporting rod 2, of the connecting shaft 24 and meshed with the rack 26, the rack 26 is fixed on the sealing plate 14, the inner ring of the third bearing 23 is arranged on the connecting shaft 24, and the outer ring of the third bearing 23 is fixedly connected.
During the operation of the equipment, the air in the power generation box 1 can circulate with the air outside the power generation box 1 through the air pipe, namely, the heat in the power generation box 1 can be discharged, meanwhile, the interception of dust in the air is realized through the second filter screen 18, when the power generation box 1 moves downwards, the air in the fixed pipe 12 is extruded, the sealing plate 14 moves upwards on the connecting rod 15 under the action of pressure, the spring 16 is compressed, at the moment, the air in the fixed pipe 12 is conveyed into the power generation box 1 and is intercepted by the first filter screen 13, the air in the power generation box 1 is discharged from the air pipe, thereby, the flow rate of the air in the power generation box 1 can be accelerated, the heat dissipation effect of the power generation box 1 is improved, in addition, the dust intercepted on the second filter screen 18 can be separated from the second filter screen 18 through the air discharge from the air pipe, and the function of cleaning the second filter screen 18 is realized, here, the upward movement of the sealing plate 14 drives the rotating gear 25 to rotate through the rack 26, that is, the connecting shaft 24 can be made to rotate under the supporting action of the third bearing 23, the rotation of the connecting shaft 24 drives the screw rod 21 to rotate synchronously, that is, the second slider 22 can drive the air pipe on the screw rod 21 to move towards the direction close to the supporting rod 2, the movement of the moving pipe 17 drives the second filter screen 18 to move synchronously, that is, the air in the power generation box 1 can be extruded and discharged from the air pipe, the flow rate of the air in the air pipe is accelerated, the cleaning effect of the second filter screen 18 is improved, when the power generation box 1 stops moving downwards, the sealing plate 14 is reset under the elastic action of the spring 16, and meanwhile, the moving pipe 17 is reset.
Preferably, in order to realize the rotation of the outer ring of the first bearing 5, the power assembly comprises a driving motor 27, a driving gear 28 and a driven gear 29, the driven gear 29 is installed on the outer ring of the first bearing 5, the driving motor 27 is fixed at the bottom of the fixed plate 3 and is in transmission connection with the driving gear 28, and the driving gear 28 is meshed with the driven gear 29.
The driving motor 27 is started, so that the driving gear 28 drives the driven gear 29 to rotate, and the rotation of the driven gear 29 drives the outer ring of the first bearing 5 to rotate.
Preferably, the driving motor 27 is a servo motor in order to increase the driving force of the driving motor 27.
The servo motor has a characteristic of strong overload capability and the like, so that the driving force of the driving motor 27 can be improved.
Preferably, the limiting ring 4 is made of rubber for realizing buffering and vibration reduction.
The rubber texture is comparatively soft, can reduce the impact force that produces when power generation box 1 supports with spacing ring 4 and leans on, has realized buffering and damping.
Preferably, the two fixed pipes 12 are both provided with an auxiliary pipe 30, the auxiliary pipe 30 is coaxially arranged with the fixed pipe 12 and is located between the sealing plate 14 and the first filter screen 13, the top end of the auxiliary pipe 30 is hermetically and fixedly connected with the bottom of the sealing plate 14, and the auxiliary pipe 30 is slidably and hermetically connected with the inner wall of the fixed pipe 12.
When atmospheric pressure in the fixed pipe 12 increases, can make the closing plate 14 upwards remove, the upward movement of closing plate 14 drives auxiliary tube 30 and realizes the synchronous motion, when auxiliary tube 30 and fixed pipe 12 separate, make the air transport in the fixed pipe 12 to the generator box 1 in, here, move to the generator box 1 through auxiliary tube 30 in, can improve the atmospheric pressure in the generator box 1 to can further improve the air in the generator box 1 from the velocity of flow of trachea exhaust, further improve the clean effect of second filter screen 18.
Preferably, in order to reduce the gap between the auxiliary tube 30 and the fixed tube 12, the joint between the fixed tube 12 and the auxiliary tube 30 is coated with sealing grease.
The sealing grease functions to reduce the gap between the auxiliary tube 30 and the fixed tube 12, and improves the sealing property.
Preferably, in order to facilitate the installation of the guide rod 7, both ends of the guide rod 7 are provided with chamfers.
The chamfer angle is used for reducing the caliber of the guide rod 7 when the guide rod passes through the guide hole, and the effect of convenient installation is achieved.
Preferably, in order to prolong the service life of the power generation box 1, an anti-corrosion zinc coating is arranged on the power generation box 1.
The function of anticorrosive galvanizing coat is to promote the rust-resistant ability of power generation box 1, prolongs power generation box 1's life.
Preferably, in order to reduce the friction between the fixing rod 20 and the first slider 19, the fixing rod 20 is coated with a lubricating oil.
The air pipe drives the first sliding block 19 to move synchronously on the fixing rod 20 during moving, the guiding effect is achieved through the cooperation between the first sliding block 19 and the fixing rod 20, the friction force between the fixing rod 20 and the first sliding block 19 is reduced through the lubricating oil, and the moving fluency of the first sliding block 19 is improved.
Preferably, a photovoltaic panel 31 is provided on the top of the fixing plate 3 for improving the power generation.
The photovoltaic panel 31 can absorb light rays to perform photovoltaic power generation, and the power generation amount is improved.
When the device is required to be maintained, the outer ring of the first bearing 5 is rotated through the power assembly, namely, the driving bevel gear 6 is rotated to drive the transmission shaft 10 to rotate under the supporting action of the second bearing 9 through the driven bevel gear 8, namely, the connecting wire 11 is loosened, the power generation box 1 moves downwards under the action of self gravity, when the power generation box 1 descends to the ground, the maintenance is carried out, the height of the power generation box 1 can be reduced, the aloft work is prevented, the maintenance safety is improved, after the maintenance is finished, the outer ring of the first bearing 5 is reversely rotated through the power assembly, the power generation box 1 can be reset and abutted against the limiting ring 4, and the power generation box 1 can be prevented from rotating around the axis of the supporting rod 2 through the matching of the guide rod 7 and the guide hole, during the operation of the equipment, the air in the power generation box 1 can circulate with the air outside the power generation box 1 through the air pipe, namely, the heat in the power generation box 1 can be discharged, meanwhile, the interception of dust in the air is realized through the second filter screen 18, when the power generation box 1 moves downwards, the air in the fixed pipe 12 is extruded, the sealing plate 14 moves upwards on the connecting rod 15 under the action of pressure, the spring 16 is compressed, at the moment, the air in the fixed pipe 12 is conveyed into the power generation box 1 and is intercepted by the first filter screen 13, the air in the power generation box 1 is discharged from the air pipe, thereby, the flow rate of the air in the power generation box 1 can be accelerated, the heat dissipation effect of the power generation box 1 is improved, in addition, the dust intercepted on the second filter screen 18 can be separated from the second filter screen 18 through the air discharge from the air pipe, and the function of cleaning the second filter screen 18 is realized, here, the upward movement of the sealing plate 14 drives the rotating gear 25 to rotate through the rack 26, that is, the connecting shaft 24 can be made to rotate under the supporting action of the third bearing 23, the rotation of the connecting shaft 24 drives the screw rod 21 to rotate synchronously, that is, the second slider 22 can drive the air pipe on the screw rod 21 to move towards the direction close to the supporting rod 2, the movement of the moving pipe 17 drives the second filter screen 18 to move synchronously, that is, the air in the power generation box 1 can be extruded and discharged from the air pipe, the flow rate of the air in the air pipe is accelerated, the cleaning effect of the second filter screen 18 is improved, when the power generation box 1 stops moving downwards, the sealing plate 14 is reset under the elastic action of the spring 16, and meanwhile, the moving pipe 17 is reset.
Compared with the prior art, this wind power generation equipment elevating system convenient to maintain has improved the security of maintaining, compares with current elevating system, and this elevating system passes through the decline of power generation box 1, and the air in can also driving power generation box 1 is discharged from the trachea, has realized integral type linkage structure with heat dissipation mechanism, and the practicality is stronger, moreover, has still realized radiating function through heat dissipation mechanism, compares with current heat dissipation mechanism, and this heat dissipation mechanism can also realize the cleanness to second filter screen 18, and the practicality is stronger.
In light of the foregoing description of the preferred embodiment of the present invention, many modifications and variations will be apparent to those skilled in the art without departing from the spirit and scope of the invention. The technical scope of the present invention is not limited to the content of the specification, and must be determined according to the scope of the claims.
Claims (10)
1. A wind power generation device convenient to maintain comprises a power generation box (1) and a support rod (2), wherein the power generation box (1) is cuboid in shape, the support rod (2) is vertically arranged, and a power generation device is arranged on the power generation box (1), and the wind power generation device is characterized in that a lifting mechanism is arranged at the top end of the support rod (2), and a heat dissipation mechanism is arranged on the power generation box (1);
the lifting mechanism comprises a fixed plate (3), a limiting ring (4), a first bearing (5), a driving bevel gear (6), a power assembly and two transmission assemblies, wherein assembly holes are formed in the top and the bottom plate of the power generation box (1), the supporting rod (2) sequentially penetrates through the two assembly holes, the supporting rod (2) is in sliding and sealing connection with the inner walls of the assembly holes, the fixed plate (3) is perpendicular to the supporting rod (2) and is fixed at the top end of the supporting rod (2), the limiting ring (4) and the supporting rod (2) are coaxially arranged and are positioned between the fixed plate (3) and the power generation box (1), the limiting ring (4) is in sealing and fixed connection with the bottom of the fixed plate (3), the limiting ring (4) is abutted against and in sealing connection with the top of the power generation box (1), the supporting rod (2) penetrates through the limiting ring (4) and is provided with a gap with the limiting ring (4), the first bearing (5) and the driving bevel gear (6) are both positioned in the limiting ring (4), the inner ring of the first bearing (5) is arranged on the supporting rod (2), the driving bevel gear (6) is arranged on the outer ring of the first bearing (5), the power assembly and the transmission assembly are both arranged in the limiting ring (4), the transmission assembly is circumferentially and uniformly distributed by taking the axis of the supporting rod (2) as the center, and the power assembly is in transmission connection with the outer ring of the first bearing (5);
the transmission assembly comprises a guide rod (7), a driven bevel gear (8), a second bearing (9), a transmission shaft (10), a connecting wire (11) and a guide hole, the guide hole is formed in the top of the power generation box (1), the guide rod (7) is parallel to the support rod (2) and penetrates through the guide hole, the guide rod (7) is in sliding and sealing connection with the inner wall of the guide hole, the top end of the guide rod (7) is fixed to the bottom of the fixing plate (3), the axis of the transmission shaft (10) is perpendicular to and intersected with the axis of the support rod (2), the driven bevel gear (8) is installed on the transmission shaft (10) and meshed with the driving bevel gear (6), the inner ring of the second bearing (9) is installed on the transmission shaft (10), the outer ring of the second bearing (9) is fixedly connected with the fixing plate (3), and one end of the connecting wire (11) is fixed to, the other end of the connecting wire (11) is fixed on the transmission shaft (10), the connecting wire (11) is wound on the transmission shaft (10), and the winding directions of the two connecting wires (11) are opposite;
the heat dissipation mechanism comprises two heat dissipation assemblies, and the heat dissipation assemblies correspond to the connecting wires (11) one by one;
the heat dissipation assembly comprises a driving unit and a filtering unit;
the driving unit comprises a fixed pipe (12), a first filter screen (13), a sealing plate (14), a through hole, two connecting rods (15) and two springs (16), the through hole is formed in the bottom of the power generation box (1), the fixed pipe (12) is parallel to the supporting rod (2) and penetrates through the through hole, the fixed pipe (12) is hermetically and fixedly connected with the inner wall of the through hole, the first filter screen (13) is installed in the fixed pipe (12), the sealing plate (14) is horizontally arranged in the power generation box (1), the sealing plate (14) is abutted against and hermetically connected with the top end of the fixed pipe (12), the sealing plate (14) is provided with two connecting holes, the connecting holes and the axis of the fixed pipe (12) are circumferentially and uniformly distributed in the center, the connecting rods (15) and the springs (16) are in one-to-one correspondence with the connecting holes, and the connecting rods (15) are parallel to the supporting rod (, the connecting rod (15) penetrates through the connecting hole and is in sliding connection with the inner wall of the connecting hole, the bottom end of the connecting rod (15) is fixed to the bottom in the power generation box (1), and the top of the sealing plate (14) is connected with the top end of the connecting rod (15) through a spring (16);
the filtering unit comprises a moving unit, an air hole, a moving pipe (17), a second filter screen (18), two first sliding blocks (19) and two fixed rods (20), the air hole is arranged at one side of the power generation box (1), the movable pipe (17) is parallel to the transmission shaft (10) and penetrates through the air hole, the moving pipe (17) is connected with the inner wall of the air hole in a sliding and sealing way, the second filter screen (18) is arranged in the moving pipe (17), the fixed rods (20) are circumferentially and uniformly distributed by taking the axis of the movable pipe (17) as a center, the fixed rod (20) is parallel to the movable pipe (17) and is fixed on the inner wall of the power generation box (1), the first sliding blocks (19) correspond to the fixed rods (20) one by one, the first sliding blocks (19) are sleeved on the fixed rods (20) and fixed on the outer wall of the movable pipe (17), and the movable unit is arranged in the power generation box (1);
the moving unit comprises a screw rod (21), a second sliding block (22), a third bearing (23), a connecting shaft (24), a rotating gear (25) and a rack (26), the screw rod (21) and the connecting shaft (24) are coaxially arranged with the moving pipe (17), the screw rod (21) is fixed at one end, far away from the support rod (2), of the connecting shaft (24), the second sliding block (22) is sleeved on the screw rod (21) and fixed on the inner wall of the moving pipe (17), threads matched with the screw rod (21) are arranged at the joint of the second sliding block (22) and the screw rod (21), the thread turning directions of the two screw rods (21) are opposite, the rotating gear (25) is installed at one end, close to the support rod (2), of the connecting shaft (24) and meshed with the rack (26), the rack (26) is fixed on the sealing plate (14), the inner ring of the third bearing (23) is installed on the connecting shaft (24), and the outer ring of the third bearing (23) is fixedly connected with the inner wall of the power generation box (1).
2. The wind power generation device convenient for maintenance according to claim 1, characterized in that the power assembly comprises a driving motor (27), a driving gear (28) and a driven gear (29), the driven gear (29) is installed at the outer ring of the first bearing (5), the driving motor (27) is fixed at the bottom of the fixed plate (3) and is in transmission connection with the driving gear (28), and the driving gear (28) is meshed with the driven gear (29).
3. Wind power plant for facilitating maintenance according to claim 2, characterized in that said drive motor (27) is a servo motor.
4. Wind-power unit facilitating maintenance according to claim 1, characterised in that the stop collar (4) is made of rubber.
5. The wind power generation device convenient for maintenance according to claim 1, wherein an auxiliary pipe (30) is arranged in each of the two fixed pipes (12), the auxiliary pipe (30) is arranged coaxially with the fixed pipe (12) and is located between the sealing plate (14) and the first filter screen (13), the top end of the auxiliary pipe (30) is hermetically and fixedly connected with the bottom of the sealing plate (14), and the auxiliary pipe (30) is slidably and hermetically connected with the inner wall of the fixed pipe (12).
6. Wind power plant for facilitating maintenance according to claim 5, characterized in that the connection of the fixed pipe (12) and the auxiliary pipe (30) is coated with a sealing grease.
7. Wind-power unit facilitating maintenance according to claim 1, characterised in that the guide rods (7) are chamfered at both ends.
8. The wind power plant for facilitating maintenance according to claim 1, wherein the power generation box (1) is provided with an anti-corrosion zinc coating.
9. The maintenance-friendly wind power plant as claimed in claim 1, characterized in that the fixing bars (20) are coated with a lubricating oil.
10. Wind-power unit for facilitating maintenance according to claim 1, characterised in that the top of the fixing plate (3) is provided with a photovoltaic plate (31).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202011072903.2A CN112196738A (en) | 2020-10-09 | 2020-10-09 | Wind power generation equipment convenient to maintain |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202011072903.2A CN112196738A (en) | 2020-10-09 | 2020-10-09 | Wind power generation equipment convenient to maintain |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN112196738A true CN112196738A (en) | 2021-01-08 |
Family
ID=74012627
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202011072903.2A Withdrawn CN112196738A (en) | 2020-10-09 | 2020-10-09 | Wind power generation equipment convenient to maintain |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN112196738A (en) |
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN113446169A (en) * | 2021-08-05 | 2021-09-28 | 华能赫章风力发电有限公司 | Wind power generation device |
| CN116950847A (en) * | 2023-09-19 | 2023-10-27 | 华能山西综合能源有限责任公司 | Multi-blade wind driven generator |
| CN117536794A (en) * | 2023-10-23 | 2024-02-09 | 青岛宝鉴科技工程有限公司 | Low-noise high-efficiency wind power transmission equipment |
Citations (8)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| EP2159419A1 (en) * | 2007-06-20 | 2010-03-03 | Mitsubishi Heavy Industries, Ltd. | Suspension device for wind wheel blade, method of mounting wind wheel blade, and method of constructing wind-driven generator |
| WO2015140357A1 (en) * | 2014-03-19 | 2015-09-24 | Sling Supply International, S.A. | Assembly/disassembly system for wind turbine blades |
| JP2017141686A (en) * | 2016-02-08 | 2017-08-17 | 株式会社駒井ハルテック | Installation method for nacelle for tower top part |
| CN107882682A (en) * | 2017-06-06 | 2018-04-06 | 周桑雨 | A kind of Liftable type wind power generation plant |
| CN210033731U (en) * | 2019-05-07 | 2020-02-07 | 张凤燕 | Wind driven generator with ice melting function |
| CN110896440A (en) * | 2019-11-22 | 2020-03-20 | 深圳市迅成科技有限公司 | Maintain high clean type intelligent security equipment of security |
| CN111319766A (en) * | 2020-03-24 | 2020-06-23 | 南京绿源达农业设备有限公司 | A plant protection unmanned aerial vehicle that is used for agricultural production to spray effectually |
| CN111502931A (en) * | 2020-04-21 | 2020-08-07 | 南京振轩新能源科技有限公司 | Heat dissipation type wind power generation equipment for fishpond |
-
2020
- 2020-10-09 CN CN202011072903.2A patent/CN112196738A/en not_active Withdrawn
Patent Citations (8)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| EP2159419A1 (en) * | 2007-06-20 | 2010-03-03 | Mitsubishi Heavy Industries, Ltd. | Suspension device for wind wheel blade, method of mounting wind wheel blade, and method of constructing wind-driven generator |
| WO2015140357A1 (en) * | 2014-03-19 | 2015-09-24 | Sling Supply International, S.A. | Assembly/disassembly system for wind turbine blades |
| JP2017141686A (en) * | 2016-02-08 | 2017-08-17 | 株式会社駒井ハルテック | Installation method for nacelle for tower top part |
| CN107882682A (en) * | 2017-06-06 | 2018-04-06 | 周桑雨 | A kind of Liftable type wind power generation plant |
| CN210033731U (en) * | 2019-05-07 | 2020-02-07 | 张凤燕 | Wind driven generator with ice melting function |
| CN110896440A (en) * | 2019-11-22 | 2020-03-20 | 深圳市迅成科技有限公司 | Maintain high clean type intelligent security equipment of security |
| CN111319766A (en) * | 2020-03-24 | 2020-06-23 | 南京绿源达农业设备有限公司 | A plant protection unmanned aerial vehicle that is used for agricultural production to spray effectually |
| CN111502931A (en) * | 2020-04-21 | 2020-08-07 | 南京振轩新能源科技有限公司 | Heat dissipation type wind power generation equipment for fishpond |
Cited By (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN113446169A (en) * | 2021-08-05 | 2021-09-28 | 华能赫章风力发电有限公司 | Wind power generation device |
| CN113446169B (en) * | 2021-08-05 | 2023-03-03 | 华能赫章风力发电有限公司 | Wind power generation device |
| CN116950847A (en) * | 2023-09-19 | 2023-10-27 | 华能山西综合能源有限责任公司 | Multi-blade wind driven generator |
| CN116950847B (en) * | 2023-09-19 | 2024-02-20 | 华能山西综合能源有限责任公司 | Multi-blade wind driven generator |
| CN117536794A (en) * | 2023-10-23 | 2024-02-09 | 青岛宝鉴科技工程有限公司 | Low-noise high-efficiency wind power transmission equipment |
| CN117536794B (en) * | 2023-10-23 | 2024-05-10 | 青岛宝鉴科技工程有限公司 | Low-noise wind power transmission equipment |
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Application publication date: 20210108 |