CN116696666B - Overheat emergency braking device of wind driven generator - Google Patents
Overheat emergency braking device of wind driven generator Download PDFInfo
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- CN116696666B CN116696666B CN202310762468.3A CN202310762468A CN116696666B CN 116696666 B CN116696666 B CN 116696666B CN 202310762468 A CN202310762468 A CN 202310762468A CN 116696666 B CN116696666 B CN 116696666B
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- 238000001816 cooling Methods 0.000 claims abstract description 72
- 238000001125 extrusion Methods 0.000 claims abstract description 41
- 230000009467 reduction Effects 0.000 claims abstract description 35
- 235000017166 Bambusa arundinacea Nutrition 0.000 claims abstract description 14
- 235000017491 Bambusa tulda Nutrition 0.000 claims abstract description 14
- 241001330002 Bambuseae Species 0.000 claims abstract description 14
- 235000015334 Phyllostachys viridis Nutrition 0.000 claims abstract description 14
- 239000011425 bamboo Substances 0.000 claims abstract description 14
- 230000017525 heat dissipation Effects 0.000 claims description 55
- 241000886569 Cyprogenia stegaria Species 0.000 claims description 9
- 230000006837 decompression Effects 0.000 claims description 9
- 238000007789 sealing Methods 0.000 claims description 5
- 238000009423 ventilation Methods 0.000 claims description 3
- 238000009434 installation Methods 0.000 claims description 2
- 239000007788 liquid Substances 0.000 abstract description 21
- 230000008602 contraction Effects 0.000 abstract description 4
- 238000010248 power generation Methods 0.000 abstract description 4
- 238000003756 stirring Methods 0.000 abstract description 3
- 230000008859 change Effects 0.000 abstract description 2
- -1 temperature ring Substances 0.000 abstract 1
- 230000001681 protective effect Effects 0.000 description 9
- 230000000694 effects Effects 0.000 description 4
- 230000002035 prolonged effect Effects 0.000 description 4
- 244000309464 bull Species 0.000 description 3
- 230000005611 electricity Effects 0.000 description 3
- 240000007643 Phytolacca americana Species 0.000 description 2
- 239000011358 absorbing material Substances 0.000 description 2
- 238000003780 insertion Methods 0.000 description 2
- 230000037431 insertion Effects 0.000 description 2
- 239000000463 material Substances 0.000 description 2
- 238000000034 method Methods 0.000 description 2
- 238000012986 modification Methods 0.000 description 2
- 230000004048 modification Effects 0.000 description 2
- 230000008569 process Effects 0.000 description 2
- 230000005855 radiation Effects 0.000 description 2
- 238000006467 substitution reaction Methods 0.000 description 2
- 238000005299 abrasion Methods 0.000 description 1
- 238000013459 approach Methods 0.000 description 1
- 230000009286 beneficial effect Effects 0.000 description 1
- 239000003638 chemical reducing agent Substances 0.000 description 1
- 238000004891 communication Methods 0.000 description 1
- 238000010586 diagram Methods 0.000 description 1
- 238000004146 energy storage Methods 0.000 description 1
- 238000005516 engineering process Methods 0.000 description 1
- 238000010438 heat treatment Methods 0.000 description 1
- 239000003350 kerosene Substances 0.000 description 1
- 230000007246 mechanism Effects 0.000 description 1
- 230000000630 rising effect Effects 0.000 description 1
- 239000007787 solid Substances 0.000 description 1
- 230000001960 triggered effect Effects 0.000 description 1
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
- F03D7/00—Controlling wind motors
- F03D7/02—Controlling wind motors the wind motors having rotation axis substantially parallel to the air flow entering the rotor
- F03D7/0244—Controlling wind motors the wind motors having rotation axis substantially parallel to the air flow entering the rotor for braking
- F03D7/0248—Controlling wind motors the wind motors having rotation axis substantially parallel to the air flow entering the rotor for braking by mechanical means acting on the power train
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- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F03—MACHINES OR ENGINES FOR LIQUIDS; WIND, SPRING, OR WEIGHT MOTORS; PRODUCING MECHANICAL POWER OR A REACTIVE PROPULSIVE THRUST, NOT OTHERWISE PROVIDED FOR
- F03D—WIND MOTORS
- F03D80/00—Details, components or accessories not provided for in groups F03D1/00 - F03D17/00
- F03D80/60—Cooling or heating of wind motors
-
- H—ELECTRICITY
- H02—GENERATION; CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
- H02K—DYNAMO-ELECTRIC MACHINES
- H02K5/00—Casings; Enclosures; Supports
- H02K5/04—Casings or enclosures characterised by the shape, form or construction thereof
- H02K5/10—Casings or enclosures characterised by the shape, form or construction thereof with arrangements for protection from ingress, e.g. water or fingers
-
- H—ELECTRICITY
- H02—GENERATION; CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
- H02K—DYNAMO-ELECTRIC MACHINES
- H02K5/00—Casings; Enclosures; Supports
- H02K5/04—Casings or enclosures characterised by the shape, form or construction thereof
- H02K5/18—Casings or enclosures characterised by the shape, form or construction thereof with ribs or fins for improving heat transfer
-
- H—ELECTRICITY
- H02—GENERATION; CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
- H02K—DYNAMO-ELECTRIC MACHINES
- H02K5/00—Casings; Enclosures; Supports
- H02K5/04—Casings or enclosures characterised by the shape, form or construction thereof
- H02K5/20—Casings or enclosures characterised by the shape, form or construction thereof with channels or ducts for flow of cooling medium
- H02K5/207—Casings or enclosures characterised by the shape, form or construction thereof with channels or ducts for flow of cooling medium with openings in the casing specially adapted for ambient air
-
- H—ELECTRICITY
- H02—GENERATION; CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
- H02K—DYNAMO-ELECTRIC MACHINES
- H02K9/00—Arrangements for cooling or ventilating
- H02K9/02—Arrangements for cooling or ventilating by ambient air flowing through the machine
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- Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
- Y02—TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
- Y02E—REDUCTION OF GREENHOUSE GAS [GHG] EMISSIONS, RELATED TO ENERGY GENERATION, TRANSMISSION OR DISTRIBUTION
- Y02E10/00—Energy generation through renewable energy sources
- Y02E10/70—Wind energy
- Y02E10/72—Wind turbines with rotation axis in wind direction
Landscapes
- Engineering & Computer Science (AREA)
- Power Engineering (AREA)
- Life Sciences & Earth Sciences (AREA)
- Sustainable Development (AREA)
- Sustainable Energy (AREA)
- Chemical & Material Sciences (AREA)
- Combustion & Propulsion (AREA)
- Mechanical Engineering (AREA)
- General Engineering & Computer Science (AREA)
- Physics & Mathematics (AREA)
- Thermal Sciences (AREA)
- Connection Of Motors, Electrical Generators, Mechanical Devices, And The Like (AREA)
Abstract
The invention provides an overheat emergency braking device of a wind driven generator, which comprises a generator shell, wherein a protection cylinder is fixedly connected in the generator shell, a generator component is arranged in the protection cylinder, the rear end of the protection cylinder is fixedly connected with a cooling shell, the outer end of the protection cylinder is fixedly connected with a temperature ring, the right end of the temperature ring is provided with a plurality of expansion devices, the upper part of the protection cylinder is fixedly connected with an auxiliary cylinder positioned at the rear end of the expansion devices, the auxiliary cylinder is connected with a push plate ring in a sliding manner, and the right end of the push plate ring is fixedly connected with a plurality of round rods; through a protection section of thick bamboo, temperature ring, liquid, push pedal ring, round bar, drive ring, stir cooperation between pole, extrusion rod, the extrusion piece is used, can be to interior reducing gear first time speed reduction braking, has reduced power generation facility's damage, and ingenious the expansion with heat and contraction principle that has utilized liquid, reduces the use and the change of components and parts to interior reducing gear, has improved the practicality.
Description
Technical Field
The invention relates to the technical field of wind power generation, in particular to an overheat emergency braking device of a wind power generator.
Background
The wind driven generator converts wind energy into mechanical work, the mechanical work drives a rotor to rotate, and power equipment for outputting alternating current finally generally comprises components such as a wind wheel, a generator, a tail wing, a tower, a speed limiting safety mechanism, an energy storage device and the like, and an overheat emergency braking device is needed for assisting in daily operation of the wind driven generator, so that damage to the inside is avoided.
Chinese patent (CN 211202202U) discloses: the utility model provides a take aerogenerator of wind scooper, includes quick-witted case, electricity generation bull stick, fan body and aerogenerator subassembly, electricity generation bull stick swing joint is on the machine case, the fan body is connected on electricity generation bull stick one end terminal surface, aerogenerator subassembly mainly includes: a gear box, a brake, a wind power generator, a distributor and a rotating hub; the wind driven generator is arranged on the inner wall surface of the machine case, is positioned on the right side of the gear box and is connected to the power generation rotating rod, and the rotating hub is arranged on the fan body; the chassis is connected with a wind scooper structure, and the wind scooper structure is connected with an auxiliary structure; the wind scooper structure mainly includes: a pair of cover plates with the same structure, two vertical plates with the same structure and a wind scooper part; the pair of cover plates are respectively arranged on the front wall surface and the rear wall surface of the chassis, the positions of the cover plates are mutually corresponding, and the two pairs of vertical plates are respectively vertically arranged on the opposite wall surfaces of the pair of cover plates.
The temperature and the humidity in the wind driven generator can be automatically adjusted, but when the temperature in the generator is continuously high, the temperature cannot be well reduced, and the generator is subjected to multistage emergency braking.
Accordingly, the present invention provides an overheat emergency braking device for a wind driven generator to solve the above-mentioned problems.
Disclosure of Invention
In order to solve the problems, the invention provides an overheat emergency braking device for a wind driven generator, which effectively solves the problems in the background technology.
In order to achieve the above purpose, the technical scheme adopted by the invention is as follows:
the utility model provides a aerogenerator overheat emergency braking device, includes the generator shell, fixedly connected with protection section of thick bamboo in the generator shell, be equipped with the generator module in the protection section of thick bamboo, the rear end fixedly connected with cooling shell of protection section of thick bamboo, fixedly connected with temperature ring on the outer end of protection section of thick bamboo, the right-hand member of temperature ring is equipped with a plurality of expansion devices, the last fixedly connected with of protection section of thick bamboo is located the supplementary section of thick bamboo of expansion device rear end, sliding connection has the push pedal ring on the supplementary section of thick bamboo, the right-hand member fixedly connected with round bars of push pedal ring, sliding connection has the actuating ring that is located a plurality of round bars rear end on the cooling shell, a plurality of heat abstractor that are equipped with on the cooling shell, a plurality of air vents have been seted up on the supplementary section of thick bamboo, every respectively fixedly connected with spacing post in the air vent, the last rotation of heat abstractor is connected with a plurality of toggle bars that are located corresponding air vent, every the last elliptical hole that is located the corresponding toggle bar is seted up respectively, every the other end of toggle bar is connected with the squeeze bar respectively with the extrusion block, the other end with the same fixedly connected with the extrusion block between the same extrusion block, the same extension rod has the fixed connection with the extrusion block.
Preferably, each expansion device comprises an expansion pipe fixedly connected to the right end of the temperature ring, a sliding rod positioned in each expansion pipe is fixedly connected to the push plate ring, and a tension spring is fixedly connected between the push plate ring and the temperature ring.
Preferably, the cooling shell is fixedly connected with a cooling ring, a plurality of cooling holes are formed in the cooling ring, a cooling plate is arranged in each cooling hole, the inner end of each cooling plate is fixedly connected with a protruding block, and each cooling device is connected between the protruding block and the driving ring.
Preferably, each heat dissipating device comprises a rotating plate rotatably connected to the driving ring, the other end of each rotating plate is slidably connected with a sliding rod, the other end of each sliding rod is fixedly connected with a sliding plate rotatably connected to a corresponding bump, a decompression spring is sleeved on each sliding rod, and the upper end of each poking rod is rotatably connected to the rotating plate.
Preferably, the rear end fixedly connected with the axostylus axostyle is outer to be reduced the speed wheel, fixedly connected with is located the solid fixed ring of heat dissipation ring rear side in the cooling shell, gu fixedly connected with two rectangular pieces on the fixed ring, two sliding connection has the slip push rod on the rectangular piece respectively, two the end that is close to each other of slip push rod is fixedly connected with arc speed reducer respectively, two the end that is far away from each other of slip push rod is fixedly connected with buffer spring respectively, the rear end of cooling shell is equipped with drive arrangement.
Preferably, the outer end fixedly connected with waterproof cover of heat dissipation ring, every be equipped with the guide bar between heating panel and the waterproof cover respectively.
Preferably, the driving device comprises a mounting cover fixedly connected to the rear end of the cooling shell, the left end of the mounting cover is fixedly connected with a telescopic rod, the left end of the telescopic rod is fixedly connected with a positioning wheel, the positioning wheel is fixedly connected with two fixed pulleys, the left end of the mounting cover is fixedly connected with two extension rods, two extension rods are respectively and rotatably connected with rotating pulleys, a belt is respectively arranged between each rotating pulley and the corresponding fixed pulley, one end of each extension rod is respectively and slidably connected with a sliding rack, two driving gears meshed with the sliding racks are respectively and coaxially fixedly connected with the rotating pulleys, and a connecting rod is respectively connected between each sliding rack and the corresponding sliding push rod.
Preferably, the mounting cover is provided with an air inlet, the outer end of the mounting cover is fixedly connected with a fan shell, and an air inlet fan is arranged in the fan shell.
Preferably, the rear end of the generator component and the push plate ring are respectively provided with a heat dissipation opening.
Preferably, the protection cylinder is provided with a heat dissipation shell, the front end of the generator component is connected with a fan blade, and the left end of the installation cover is provided with a trigger rod.
The beneficial effects of the invention are as follows:
1. when the internal speed reducing wheel is used, through the cooperation of the protective cylinder, the temperature ring, the liquid, the push plate ring, the round rod, the driving ring, the poking rod, the extrusion rod and the extrusion block, the internal speed reducing wheel can be braked for the first time, the damage of the power generation device is reduced, the principle of thermal expansion and contraction of the liquid is skillfully utilized, the internal speed reducing wheel is decelerated, the use and replacement of components are reduced, and the practicability is improved.
2. When the waterproof cover is used, the protection cylinder and the cooling shell can be cooled through the cooperation among the convex blocks, the heat dissipation plate and the heat dissipation holes, so that the high-temperature damage of the generator is avoided, the service life of the generator is prolonged, and meanwhile, the damage of rainwater to the components can be avoided by the waterproof cover.
3. When the invention is used, the drive gear can be meshed with the sliding rack to move through the cooperation among the trigger switch, the controller, the telescopic rod, the positioning wheel, the fixed belt wheel, the belt and the rotating belt wheel, the arc-shaped speed reducing plate slowly rubs the external speed reducing wheel to reduce the speed of the generator for the second time, the speed of the generator can be reduced through the two times of speed reduction, and the generator can be cooled rapidly by being matched with the heat dissipation effect of the heat dissipation holes, so that the damage of the generator is avoided.
4. When the cooling fan is used, through the cooperation of the mounting cover, the air inlet hole, the fan shell and the air inlet fan, the ventilation in the cooling shell is realized, and the heat dissipation speed is further improved.
Drawings
FIG. 1 is a schematic perspective view of the present invention;
FIG. 2 is a schematic view of a waterproof cover of the present invention;
FIG. 3 is a schematic cross-sectional view of a cooling shell of the present invention;
FIG. 4 is a schematic view of a push plate ring of the present invention;
FIG. 5 is a schematic cross-sectional view of an auxiliary cartridge of the present invention;
FIG. 6 is an enlarged schematic view of the invention at A;
FIG. 7 is a schematic view of an inner reduction gear of the present invention;
FIG. 8 is a schematic cross-sectional view of a slip temperature ring according to the present invention;
FIG. 9 is a schematic view of an arcuate deceleration plate of the present invention;
FIG. 10 is a schematic view of a rotating plate according to the present invention;
fig. 11 is a schematic view of an extension rod of the present invention.
Reference numerals: 1. a generator case; 2. a protective cylinder; 3. a generator assembly; 4. cooling the shell; 5. a temperature ring; 6. an auxiliary cylinder; 7. a push plate ring; 8. a round bar; 9. a drive ring; 10. a vent hole; 11. a limit column; 12. a toggle rod; 13. an elliptical hole; 14. an extrusion rod; 15. extruding a spring; 16. extruding a block; 17. a coaxial rod; 18. an inner reduction wheel; 19. an expansion tube; 20. a slide bar; 21. a tension spring; 22. a heat dissipation ring; 23. a heat radiation hole; 24. a heat dissipation plate; 25. a bump; 26. a rotating plate; 27. a slide bar; 28. a sliding plate; 29. a decompression spring; 30. an outer reduction wheel; 31. a fixing ring; 32. rectangular blocks; 33. sliding the push rod; 34. an arc-shaped speed reducing plate; 35. a buffer spring; 36. a waterproof cover; 37. a guide rod; 38. a mounting cover; 39. a telescopic rod; 40. a positioning wheel; 41. a fixed belt wheel; 42. an extension rod; 43. a rotary belt wheel; 44. a belt; 45. sliding racks; 46. a drive gear; 47. a connecting rod; 48. an air inlet hole; 49. a fan case; 50. an air intake fan; 51. a heat radiation port; 52. a heat dissipation shell; 53. a fan blade; 54. a trigger lever.
Detailed Description
In view of the foregoing and other technical details, features and effects of the present invention, it will be apparent to those skilled in the art from this detailed description of the embodiments with reference to fig. 1 to 11, that these embodiments are merely for explaining the technical principles of the present invention, and are not intended to limit the scope of the invention.
Embodiments of the present invention will be described in detail below with reference to the accompanying drawings.
As shown in fig. 1-11, a wind driven generator overheat emergency braking device comprises a generator shell 1, a protection cylinder 2 is fixedly connected in the right end of the generator shell 1, a generator component 3 is installed on the protection cylinder 2, the generator component 3 is an existing generator or other related components, the generator is connected with corresponding devices through wires, a fan blade 53 is fixedly connected with a left end through shaft of the generator, the fan blade 53 is positioned on the left side of the generator shell 1, the rear end of the protection cylinder 2 is fixedly connected with a cooling shell 4, the front end of the cooling shell 4 is fixedly connected with the rear end of the protection cylinder 2 through a plurality of fixing rods (not shown in the fixing rod diagram), the specific connection mode of the fixing rods can be set up by oneself, the diameter of the cooling shell 4 is larger than that of the protection cylinder 2, a temperature ring 5 is fixedly connected to the outer end of the protection cylinder 2, the temperature ring 5 is made of a heat absorbing material, the inside of the temperature ring 5 is of a cavity structure, kerosene or the existing liquid expansion ring 5 is arranged in the temperature ring 5, the inside the temperature ring 5 is provided with good expansion ring is provided with a plurality of push plates 6, the diameter of the expansion ring 6 is provided with the same diameter as that of the auxiliary cylinder 6, the auxiliary cylinder 6 is connected with the inner wall 6, the inner side of the auxiliary cylinder 6 is connected with the auxiliary cylinder 6, the auxiliary cylinder 6 is provided with the cooling ring 6, and the auxiliary cylinder 6 is connected with the inner side 6, and the auxiliary cylinder 6 is provided with the auxiliary cylinder 6, and the auxiliary cylinder is provided with the cooling device;
the right end of the push plate ring 7 is fixedly connected with a plurality of round rods 8, the inner wall of the cooling shell 4 is connected with a driving ring 9 in a left-right sliding manner, the other end of each round rod 8 is respectively and fixedly connected with the driving ring 9, a plurality of cooling devices are arranged on the driving ring 9 and the cooling shell 4, the cooling devices can cool the inside of the cooling shell 4, a plurality of vent holes 10 are arranged on the auxiliary cylinder 6, a limit post 11 is respectively and fixedly connected with the right end of each vent hole 10, each limit post 11 is respectively and fixedly connected with the auxiliary cylinder 6, as shown in figure 10, a plurality of toggle rods 12 positioned in the corresponding vent holes 10 are rotationally connected on the cooling devices, elliptical holes 13 sleeved on the corresponding toggle rods 12 are respectively arranged on each toggle rod 12, each toggle rod 12 can slide along the corresponding toggle rod 12, the other end of each toggle rod 12 is respectively and slidably connected with an extrusion rod 14, one end of each extrusion rod 14 is respectively and fixedly connected with an extrusion spring 15, the other end of each extrusion spring 15 is respectively and fixedly connected with an insertion rod positioned in the extrusion spring 15, the other end of each insertion rod is respectively and slidably connected with a corresponding extrusion rod 14, the other end of each extrusion rod 14 is respectively and fixedly connected with an extrusion block 16, the extrusion rods 12, 14 and 16 are obliquely arranged, each extrusion block 16 can be made of the existing wear-resistant rubber materials, the rear end of the generator is coaxially and fixedly connected with a coaxial rod 17 extending to the auxiliary cylinder 6, the coaxial rod 17 is coaxially and fixedly connected with an inner reduction gear 18, the inner reduction wheel 18 is located between the plurality of extrusion blocks 16;
when the wind speed is small, the rotation speed of the fan blade 53 is low, the generator slightly heats up, and the temperature is not transmitted to the temperature ring 5;
when the wind speed is high, the rotation speed of the fan blades 53 is high, the rotation speed of the generator and the rotation speed of the inner reduction gear 18 are also high, the temperature in the protective cylinder 2 continuously rises due to long-time rotation of the generator, the high temperature is transmitted to the temperature ring 5 through the protective cylinder 2, the temperature ring 5 is made of heat-absorbing materials, liquid in the temperature ring 5 is gradually expanded, the expanded liquid pushes the expansion device to move rightwards, then the expansion device synchronously pushes the push plate ring 7 to move along the auxiliary cylinder 6, the push plate ring 7 pushes the driving ring 9 and the heat dissipation device to move rightwards through the plurality of round rods 8, the driving ring 9 pushes the upper ends of the plurality of poke rods 12 to move rightwards, the elliptical hole 13 at the lower end of each poke rod 12 moves along the limiting post 11 at the moment, and each extrusion rod 14 moves rightwards with the corresponding extrusion block 16 to approach the outer side surface of the inner reduction gear 18;
since the temperature in the temperature ring 5 continuously rises, the liquid continuously pushes the expansion device to continuously move rightwards, the plurality of extrusion blocks 16 synchronously and gradually cling to the outer side face of the inner reduction wheel 18, the inner reduction wheel 18 is slowly rubbed and decelerated, each extrusion spring 15 can compress, hard friction of each extrusion block 16 on the inner reduction wheel 18 can be avoided, the service lives of the extrusion blocks 16 and the inner reduction wheel 18 are correspondingly prolonged, when each extrusion block 16 rubs and decelerates the inner reduction wheel 18, the speed of the inner reduction wheel 18 is gradually reduced, the speed of the generator and the speed of the fan blade 53 are synchronously reduced, the temperature of the generator is gradually reduced, the generator is prevented from being damaged due to continuous high-speed rotation of the generator, the fan blade 53 is correspondingly protected, the liquid is gradually cooled down after the temperature of the generator is reduced, each extrusion block 16 is not contacted with the inner reduction wheel 18, and the brake of the inner reduction wheel 18 is relieved.
As shown in fig. 5, each expansion device includes an expansion tube 19 fixedly connected to the right end of the temperature ring 5, the left end of each expansion tube 19 is fixedly connected to the right end of the temperature ring 5, the left end of the push plate ring 7 is fixedly connected with a sliding rod 20, the left end of each sliding rod 20 is slidably connected to the corresponding expansion tube 19, the left end of each sliding rod 20 is fixedly connected with a piston plate, the outer edge of each piston plate contacts with the inner wall of the corresponding expansion tube 19, a sealing gasket is arranged at the outer edge of each piston plate, two tension springs 21 of the push plate ring 7, and the other ends of the two tension springs 21 are fixedly connected to the temperature ring 5;
because the generator rotates for a long time, the temperature in the protective cylinder 2 at this moment can continuously rise, high temperature can be transmitted to the temperature ring 5 through the protective cylinder 2, at this moment liquid in the temperature ring 5 can expand gradually, the liquid after expansion can push the piston plates to move, then each piston plate can push the corresponding slide bar 20 to slide along the expansion pipe 19, the right ends of a plurality of slide bars 20 at this moment can push the push plate ring 7 to move synchronously, two tension springs 21 at this moment are in a stretching state, so that the push plate ring 7 can be driven to move according to the temperature change of the liquid, the liquid expansion and contraction principle is ingeniously utilized, the use is more convenient, the temperature ring 5 is provided with a liquid adding valve, the liquid can be replaced regularly, the temperature difference in the protective cylinder 2 can be prevented by arranging a plurality of slide bars 20 meshes, the liquid expansion and contraction can also be caused, and the push plate ring 7 can be pushed to move.
As shown in fig. 4, 6 and 10, the cooling shell 4 is provided with a semi-arc hole, a heat dissipation ring 22 is fixedly connected in the arc hole, a plurality of heat dissipation holes 23 are formed in the heat dissipation ring 22, heat dissipation plates 24 are respectively arranged in each heat dissipation hole 23, each heat dissipation plate 24 can slide in the corresponding heat dissipation hole 23, the inner end of each heat dissipation plate 24 is respectively fixedly connected with a bump 25, and each heat dissipation device is respectively connected between the bump 25 and the driving ring 9;
when the cooling device is used, the push plate ring 7 pushes the driving ring 9 and the cooling device to move rightwards through the round rods 8, each cooling device pushes the cooling plate 24 to move through the corresponding convex blocks 25, each cooling plate 24 moves outwards from the corresponding cooling holes 23 and does not block each cooling hole 23, at this time, the height of the cooling shell 4 can be discharged from each cooling hole 23, the protection cylinder 2 and the cooling shell 4 are cooled, high-temperature damage of a generator is avoided, and the service life of the generator is prolonged.
As shown in fig. 10, each heat dissipation device includes a rotating plate 26 rotatably connected to the right end of the driving ring 9, the upper end of each toggle rod 12 is rotatably connected to the middle of the corresponding rotating plate 26, the other end of each rotating plate 26 is slidably connected to a sliding rod 27, the other end of each sliding rod 27 is fixedly connected to a sliding plate 28, the other end of each sliding plate 28 is rotatably connected to a corresponding bump 25, a decompression spring 29 is sleeved on each sliding rod 27, one end of each decompression spring 29 is fixedly connected to the sliding plate 28, the other end is fixedly connected to the rotating plate 26, the outer end of each heat dissipation ring 22 is fixedly connected to a waterproof cover 36, the right end of the waterproof cover 36 is provided with a cavity, the outer end of each heat dissipation plate 24 is fixedly connected to a guide rod 37, the other end of each guide rod 37 is fixedly connected to the waterproof cover 36, and each guide rod 37 may be a telescopic rod;
in use, the driving ring 9 pushes each rotating plate 26 to move rightwards, the other end of each rotating plate 26 pushes the corresponding sliding rod 27 and the corresponding sliding plate 28 to move respectively, the other end of each sliding plate 28 pushes the corresponding cooling plate 24 to move respectively through the corresponding protruding block 25, each cooling plate 24 moves outwards from the corresponding cooling hole 23, each guide rod 37 contracts, at this time, the height of the cooling shell 4 is discharged from the rear end of each cooling hole 23 and the waterproof cover 36, the protection cylinder 2 and the cooling shell 4 are cooled, when the liquid continuously expands, the cooling plate 24 at this time can not move against the inner wall of the outer end of the waterproof cover 36, each rotating plate 26 continuously compresses the decompression spring 29, and each sliding rod 27 continuously contracts, so that the rotating plate 26 can be protected, the waterproof cover 36 can be protected from being damaged when the cooling shell 4 is in rainy weather through the cooling hole 23.
As shown in fig. 5 and 9, the rear end of the coaxial rod 17 is fixedly connected with an outer reduction gear 30, the outer reduction gear 30 is located on the right side of the inner reduction gear 18, a fixed ring 31 located on the rear side of the heat dissipation ring 22 is fixedly connected in the cooling shell 4, the fixed ring 31 and the outer reduction gear 30 are located on the same plane, two mutually corresponding rectangular blocks 32 are fixedly connected on the fixed ring 31, rectangular grooves are respectively formed in the two rectangular blocks 32, sliding push rods 33 are respectively connected in the rectangular grooves in a sliding manner, arc-shaped reduction plates 34 are respectively fixedly connected to the mutually approaching ends of the two sliding push rods 33, arc-shaped cavities are formed in the two arc-shaped reduction plates 34, the mutually distant ends of the two sliding push rods 33 can be made of abrasion-resistant rubber materials, buffer springs 35 are respectively fixedly connected to the mutually distant ends of the two sliding push rods, the other ends of each buffer spring 35 are respectively fixedly connected to the corresponding rectangular blocks 32, and a driving device is arranged at the rear end of the cooling shell 4.
As shown in fig. 11, the driving device includes a mounting cover 38 fixedly connected to the rear end of the cooling shell 4, a trigger rod 54 is fixedly arranged on the inner surface of the left end of the mounting cover 38, a trigger switch is arranged on the inner surface of the left end of the trigger rod 54, the trigger switch is connected with a controller, the mounting cover 38 can seal the rear end of the cooling shell 4 and protect the inside of the cooling shell, a telescopic rod 39 is fixedly connected to the left end of the mounting cover 38, the telescopic rod 39 is an existing suitable electric telescopic rod, the electric telescopic rod is connected with a controller and a power supply, a positioning wheel 40 is fixedly connected to the telescopic end of the telescopic rod 39, two mutually symmetrical fixed pulleys 41 are fixedly connected to the positioning wheel 40, two extension rods 42 are fixedly connected to the inner surface of the left end of the mounting cover 38, each extension rod 42 is respectively far away from the fixed pulleys 41 on the same side, a rotating pulley 43 is respectively connected to the other end of each extension rod 42 in a rotating manner, a belt 44 is respectively fixedly connected to each rotating pulley 43, the belt 44 is wound on the left end of the belt pulley 44 in a rotating manner, a corresponding pulley 45 is correspondingly connected to the other end of the corresponding pulley 45 in a sliding manner to the two racks 45 in a sliding manner, and the other end 45 is respectively connected to the two fixed pulleys 45 in a sliding manner and is respectively and fixedly connected to the other end 45 in a sliding manner to the same pulley 45 in a sliding manner;
when the wind speed is high, the rotation speed of the fan blades 53 is high, the rotation speed of the generator and the rotation speed of the inner reduction wheel 18 are also high, the temperature in the protective cylinder 2 can continuously rise due to long-time rotation of the generator, the high temperature can be transmitted to the temperature ring 5 through the protective cylinder 2, at the moment, liquid in the temperature ring 5 can be gradually expanded, the expanded liquid can push the piston plates to move, then each piston plate can push the corresponding sliding rod 20 to slide along the expansion pipe 19, the right ends of the sliding rods 20 synchronously push the push plate ring 7 to move, two tension springs 21 are in a stretched state, the push plate ring 7 pushes the driving ring 9 to move through the circular rods 8, the elliptical hole 13 at the lower end of each stirring rod 12 can move against the limiting post 11, the upper end of each stirring rod 12 moves to the right, and each extrusion rod 14 can carry out friction reduction on the inner reduction wheel 18 through the corresponding extrusion block 16, so that the first reduction of the inner reduction wheel 18 is realized;
the simultaneous driving ring 9 pushes each rotating plate 26 to move rightwards, the other end of each rotating plate 26 pushes the corresponding sliding rod 27 and the corresponding sliding plate 28 to move respectively, the other end of each sliding plate 28 pushes the corresponding heat dissipation plate 24 to move respectively through the corresponding convex block 25, each heat dissipation plate 24 moves outwards from the corresponding heat dissipation hole 23, each guide rod 37 contracts, at this time, the height of the cooling shell 4 is discharged from the rear end of each heat dissipation hole 23 and the waterproof cover 36, the protection cylinder 2 and the cooling shell 4 are cooled, and the temperature in the cooling shell 4 is prevented from continuously rising;
when the generator continuously rotates and decelerates the inner reduction gear 18 for the first time and is insufficient to descend, the liquid continuously expands, each piston plate continuously pushes the corresponding sliding rod 20 to slide along the expansion pipe 19, the driving ring 9 continuously pushes the rotating plate 26 to move, the heat dissipation plate 24 does not move against the top of the waterproof cover 36, each rotating plate 26 pushes the sliding rod 27 to slide and compresses the decompression spring 29, and simultaneously each rotating plate 26 continuously pushes the corresponding toggle rod 12 to move, each extrusion rod 14 pushes the corresponding extrusion block 16 to continuously apply friction force to the inner reduction gear 18, and each extrusion block 16 does not hard rub against the inner reduction gear 18 due to the acting force of the extrusion spring 15, so that the service lives of the extrusion block 16 and the inner reduction gear 18 are prolonged to a certain extent;
when the driving ring 9 continues to move rightwards, the trigger switch is triggered to start the controller and the telescopic rod 39 to work, the telescopic rod 39 at the moment gradually stretches leftwards, the positioning wheel 40 moves through the two fixed pulleys 41 and is matched with the heat dissipation effect of the heat dissipation holes 23, the generator is prevented from being damaged because the belts 44 are wound on the corresponding rotating pulleys 43, the two belts 44 rotate with the corresponding rotating pulleys 43, the two driving gears 46 are meshed with the corresponding sliding racks 45 to move, each buffer spring 35 stretches, the two sliding racks 45 carry out slow friction with the corresponding arc-shaped decelerating plate 34 to the outer decelerating wheel 30, the arc-shaped cavity of the arc-shaped decelerating plate 34 is just attached to the outer decelerating wheel 30, the secondary deceleration of the generator is realized, the speed of the generator can be reduced through the two deceleration, the generator can be quickly cooled down by matching with the heat dissipation effect of the heat dissipation holes 23, the generator is prevented from being damaged, liquid at the moment can gradually enter the temperature ring 5, and all parts at the same time recover to be normal state after the temperature of the generator is reduced, and the trigger switch is closed.
As shown in fig. 11, an air inlet hole 48 communicated with the interior of the cooling shell 4 is formed in the mounting cover 38, a fan shell 49 is fixedly connected to the right end of the mounting cover 38, an air inlet fan 50 is arranged in the fan shell 49, the air inlet fan 50 is connected with a controller, a sealing cover is connected to the rear end of the fan shell 49 through bolts, the air inlet fan 50 is protected, and an air ventilation round hole is formed in the sealing cover; when the cooling device is used, the controller starts the air inlet fan 50, and at the moment, the air inlet fan 50 blows external cool air into the cooling shell 4, hot air in the cooling shell 4 is discharged to the outside through the heat dissipation holes 23, so that air circulation in the cooling shell 4 is realized, and the heat dissipation speed is further improved.
As shown in fig. 3, the protection cylinder 2 is provided with a heat dissipation shell 52, a part of the temperature can be discharged through the heat dissipation shell 52, a circular plate positioned on the right side of the generator assembly 3 is fixedly connected to the upper part of the protection cylinder 2, heat dissipation openings 51 are respectively formed in the circular plate and the push plate ring 7, and the temperature of the heat dissipation shell 52 and the protection cylinder 2 can enter the cooling shell 4 through the heat dissipation openings 51 and be discharged into the outside air.
It should be noted that, in the description of the present invention, terms such as "center", "upper", "lower", "left", "right", "vertical", "horizontal", "inner", "outer", and the like, which indicate directions or positional relationships, are based on the directions or positional relationships shown in the drawings, are merely for convenience of description, and do not indicate or imply that the apparatus or elements must have a specific orientation, be constructed and operated in a specific orientation, and thus should not be construed as limiting the present invention. Furthermore, the terms "first," "second," and "third" are used for descriptive purposes only and are not to be construed as indicating or implying relative importance.
Furthermore, it should be noted that, in the description of the present invention, unless explicitly specified and limited otherwise, the terms "mounted," "connected," and "connected" are to be construed broadly, and may be either fixedly connected, detachably connected, or integrally connected, for example; can be mechanically or electrically connected; can be directly connected or indirectly connected through an intermediate medium, and can be communication between two elements. The specific meaning of the above terms in the present invention can be understood by those skilled in the art according to the specific circumstances.
The terms "comprises," "comprising," or any other variation thereof, are intended to cover a non-exclusive inclusion, such that a process, article, or apparatus/means that comprises a list of elements does not include only those elements but may include other elements not expressly listed or inherent to such process, article, or apparatus/means.
Thus far, the technical solution of the present invention has been described in connection with the preferred embodiments shown in the drawings, but it is easily understood by those skilled in the art that the scope of protection of the present invention is not limited to these specific embodiments. Equivalent modifications and substitutions for related technical features may be made by those skilled in the art without departing from the principles of the present invention, and such modifications and substitutions will fall within the scope of the present invention.
Claims (4)
1. The utility model provides a wind-driven generator overheat emergency braking device, includes generator shell (1), its characterized in that, fixedly connected with protection section of thick bamboo (2) in generator shell (1), be equipped with generator module (3) in protection section of thick bamboo (2), the rear end fixedly connected with cooling shell (4) of protection section of thick bamboo (2), fixedly connected with temperature ring (5) on the outer end of protection section of thick bamboo (2), the right-hand member of temperature ring (5) is equipped with a plurality of expansion devices, the last fixedly connected with of protection section of thick bamboo (2) is located auxiliary cylinder (6) of expansion device rear end, sliding connection has push pedal ring (7) on auxiliary cylinder (6), the right-hand member fixedly connected with a plurality of round bars (8) of push pedal ring (7), sliding connection has driving ring (9) that are located a plurality of round bars (8) rear end on cooling shell (4), a plurality of being equipped with heat abstractor on driving ring (9) and cooling shell (4), a plurality of air vents (10) have been seted up on auxiliary cylinder (6), every air vent (10) are located respectively on a plurality of corresponding round bars (12) of corresponding to be located on each round bar (12), the other end of each toggle rod (12) is respectively and slidably connected with an extrusion rod (14), an extrusion spring (15) is respectively connected between each extrusion rod (14) and each toggle rod (12), an extrusion block (16) is respectively and fixedly connected with the other end of each extrusion rod (14), a coaxial rod (17) extending into the auxiliary cylinder (6) is fixedly connected with the rear end of the generator component (3), and an inner reduction gear (18) positioned among the extrusion blocks (16) is fixedly connected on the coaxial rod (17);
each expansion device comprises an expansion pipe (19) fixedly connected to the right end of the temperature ring (5), the left end of each expansion pipe (19) is fixedly communicated to the right end of the temperature ring (5), a sliding rod (20) positioned in each expansion pipe (19) is fixedly connected to the push plate ring (7), the left end of each sliding rod 20 is respectively and slidably connected to the corresponding expansion pipe (19), and a tension spring (21) is fixedly connected between the push plate ring (7) and the temperature ring (5);
a semi-arc hole is formed in the cooling shell (4), a heat dissipation ring (22) is fixedly connected in the arc hole, a plurality of heat dissipation holes (23) are formed in the heat dissipation ring (22), heat dissipation plates (24) are respectively arranged in each heat dissipation hole (23), protruding blocks (25) are respectively and fixedly connected to the inner ends of the heat dissipation plates (24), and each heat dissipation device is respectively connected between each protruding block (25) and the driving ring (9);
each heat dissipation device comprises a rotating plate (26) which is rotationally connected to a driving ring (9), the upper end of each toggle rod (12) is rotationally connected to the middle part of the corresponding rotating plate (26), the other end of each rotating plate (26) is respectively and slidably connected with a sliding rod (27), the other end of each sliding rod (27) is respectively and fixedly connected with a sliding plate (28) which is rotationally connected to a corresponding bump (25), a decompression spring (29) is sleeved on each sliding rod (27), the upper end of each toggle rod (12) is rotationally connected to the corresponding rotating plate (26), one end of each decompression spring (29) is respectively and fixedly connected to the sliding plate (28), and the other end of each decompression spring is fixedly connected to the corresponding rotating plate (26);
the rear end of the coaxial rod (17) is fixedly connected with an outer reduction gear (30), a fixed ring (31) positioned at the rear side of the heat dissipation ring (22) is fixedly connected in the cooling shell (4), two rectangular blocks (32) are fixedly connected to the fixed ring (31), sliding push rods (33) are respectively and slidably connected to the rectangular blocks (32), arc-shaped reduction plates (34) are respectively and fixedly connected to the mutually approaching ends of the two sliding push rods (33), buffer springs (35) are respectively and fixedly connected to the mutually separating ends of the two sliding push rods (33), the other end of each buffer spring (35) is respectively and fixedly connected to the corresponding rectangular block (32), and a driving device is arranged at the rear end of the cooling shell (4);
the driving device comprises a mounting cover (38) fixedly connected to the rear end of the cooling shell (4), a telescopic rod (39) is fixedly connected to the left end of the mounting cover (38), a positioning wheel (40) is fixedly connected to the left end of the telescopic rod (39), two fixed pulleys (41) are fixedly connected to the positioning wheel (40), two extension rods (42) are fixedly connected to the left end of the mounting cover (38), rotating pulleys (43) are respectively and rotatably connected to the two extension rods (42), belts (44) are respectively arranged between each rotating pulley (43) and the corresponding fixed pulley (41), sliding racks (45) are respectively and slidably connected to one ends of the two extension rods (42), driving gears (46) meshed with the sliding racks (45) are respectively and coaxially connected to the two rotation pulleys (43), and connecting rods (47) are respectively connected between the sliding racks (45) and the sliding push rods (41).
An air inlet hole (48) is formed in the mounting cover (38), a fan shell (49) is fixedly connected to the outer end of the mounting cover (38), an air inlet fan (50) is arranged in the fan shell (49), the air inlet fan (50) is connected with a controller, a sealing cover is connected to the rear end of the fan shell (49) through bolts, and an air ventilation round hole is formed in the sealing cover.
2. The wind-driven generator overheat emergency braking device according to claim 1, wherein a waterproof cover (36) is fixedly connected to the outer end of the heat dissipation ring (22), and a guide rod (37) is respectively arranged between each heat dissipation plate (24) and the waterproof cover (36).
3. The wind-driven generator overheat emergency braking device according to claim 1, wherein the rear end of the generator assembly (3) and the push plate ring (7) are respectively provided with a heat dissipation opening (51).
4. The wind-driven generator overheat emergency braking device according to claim 1, wherein a heat dissipation shell (52) is arranged on the protection cylinder (2), a fan blade (53) is connected to the front end of the generator component (3), and a trigger rod (54) is arranged at the left end of the installation cover (38).
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| Application Number | Priority Date | Filing Date | Title |
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| CN202310762468.3A CN116696666B (en) | 2023-06-27 | 2023-06-27 | Overheat emergency braking device of wind driven generator |
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| CN202310762468.3A CN116696666B (en) | 2023-06-27 | 2023-06-27 | Overheat emergency braking device of wind driven generator |
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| CN116696666B true CN116696666B (en) | 2024-01-23 |
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| Publication number | Priority date | Publication date | Assignee | Title |
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| CN118148843A (en) * | 2024-05-09 | 2024-06-07 | 山东国创精密机械有限公司 | Large megawatt wind driven generator and transmission assembly |
| CN118423234B (en) * | 2024-07-05 | 2024-09-13 | 国网甘肃省电力公司武威供电公司 | New energy electric power economizer |
Citations (9)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| EP2143943A1 (en) * | 2008-07-09 | 2010-01-13 | Greenergy India Private Limited | Wind turbine |
| CN101794983A (en) * | 2010-02-05 | 2010-08-04 | 浙江风光机电科技有限公司 | Safety automatic braking device of wind driven generator |
| EP2224128A2 (en) * | 2009-02-27 | 2010-09-01 | Schwieger, Hartwig | Wind power plant with braking system |
| CN102943747A (en) * | 2012-11-30 | 2013-02-27 | 四川威特龙消防设备有限公司 | Heat radiation and ventilation device of mechanical brake of wind generating unit |
| WO2014114445A1 (en) * | 2013-01-24 | 2014-07-31 | Senvion Se | Method for adjusting the azimuth of a wind energy plant, azimuth adjustment system and wind energy plant |
| CN104806458A (en) * | 2014-01-29 | 2015-07-29 | 西门子公司 | Cooling arrangement |
| CN211202202U (en) * | 2019-05-28 | 2020-08-07 | 中电投东北新能源发展有限公司北票北塔子风力发电厂 | Wind driven generator with wind scooper |
| CN114183301A (en) * | 2021-10-21 | 2022-03-15 | 华能安徽蒙城风力发电有限责任公司 | Overheating emergency braking device for wind driven generator |
| CN218542477U (en) * | 2022-10-06 | 2023-02-28 | 华能呼和浩特风力发电有限公司 | Braking device for wind power generation |
-
2023
- 2023-06-27 CN CN202310762468.3A patent/CN116696666B/en active Active
Patent Citations (9)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| EP2143943A1 (en) * | 2008-07-09 | 2010-01-13 | Greenergy India Private Limited | Wind turbine |
| EP2224128A2 (en) * | 2009-02-27 | 2010-09-01 | Schwieger, Hartwig | Wind power plant with braking system |
| CN101794983A (en) * | 2010-02-05 | 2010-08-04 | 浙江风光机电科技有限公司 | Safety automatic braking device of wind driven generator |
| CN102943747A (en) * | 2012-11-30 | 2013-02-27 | 四川威特龙消防设备有限公司 | Heat radiation and ventilation device of mechanical brake of wind generating unit |
| WO2014114445A1 (en) * | 2013-01-24 | 2014-07-31 | Senvion Se | Method for adjusting the azimuth of a wind energy plant, azimuth adjustment system and wind energy plant |
| CN104806458A (en) * | 2014-01-29 | 2015-07-29 | 西门子公司 | Cooling arrangement |
| CN211202202U (en) * | 2019-05-28 | 2020-08-07 | 中电投东北新能源发展有限公司北票北塔子风力发电厂 | Wind driven generator with wind scooper |
| CN114183301A (en) * | 2021-10-21 | 2022-03-15 | 华能安徽蒙城风力发电有限责任公司 | Overheating emergency braking device for wind driven generator |
| CN218542477U (en) * | 2022-10-06 | 2023-02-28 | 华能呼和浩特风力发电有限公司 | Braking device for wind power generation |
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