CN114992069A - Cooling device of direct-drive generator of wind generating set - Google Patents
Cooling device of direct-drive generator of wind generating set Download PDFInfo
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- CN114992069A CN114992069A CN202210673239.XA CN202210673239A CN114992069A CN 114992069 A CN114992069 A CN 114992069A CN 202210673239 A CN202210673239 A CN 202210673239A CN 114992069 A CN114992069 A CN 114992069A
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- cabin
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- pivot
- heat conduction
- cooling device
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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
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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
- F03D80/80—Arrangement of components within nacelles or towers
- F03D80/82—Arrangement of components within nacelles or towers of electrical components
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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
- F03D80/80—Arrangement of components within nacelles or towers
- F03D80/88—Arrangement of components within nacelles or towers of mechanical components
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- 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
- H02K9/04—Arrangements for cooling or ventilating by ambient air flowing through the machine having means for generating a flow of cooling medium
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- Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
- Y02—TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
- Y02E—REDUCTION OF GREENHOUSE GAS [GHG] EMISSIONS, RELATED TO ENERGY GENERATION, TRANSMISSION OR DISTRIBUTION
- Y02E10/00—Energy generation through renewable energy sources
- Y02E10/70—Wind energy
- Y02E10/72—Wind turbines with rotation axis in wind direction
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- Engineering & Computer Science (AREA)
- Life Sciences & Earth Sciences (AREA)
- Sustainable Development (AREA)
- Sustainable Energy (AREA)
- Chemical & Material Sciences (AREA)
- Combustion & Propulsion (AREA)
- Mechanical Engineering (AREA)
- General Engineering & Computer Science (AREA)
- Physics & Mathematics (AREA)
- Thermal Sciences (AREA)
- Power Engineering (AREA)
- Wind Motors (AREA)
Abstract
The invention discloses a cooling device of a direct-drive generator of a wind generating set, which relates to the technical field of cooling device structures and comprises a cabin, wherein a tower is installed at the bottom of the cabin, a generating rotor is rotatably installed in the cabin through a main rotating shaft, a wind power impeller is installed at the front end of the main rotating shaft, an air inlet is installed at the position, close to one end of the wind power impeller, of the bottom side of the cabin, and a plurality of air outlet pipes are installed at the end, far away from the wind power impeller, of the cabin. In the invention, in the power generation process, the air inlet enables external air to enter the cabin and then flow out through the air outlet pipe to naturally cool the inside of the cabin, the transmission mechanism enables the heat conduction wheel to rotate while the main rotating shaft rotates, the heat conduction wheel conducts heat around the power generation rotor and alternately rotates to the outside of the cabin in the rotation process of the heat conduction wheel, the heat is quickly dissipated in the air outside the cabin, and the heat inside the cabin is continuously transferred to the outside of the cabin by the continuous rotation of the heat conduction wheel, so that the inside of the cabin is effectively dissipated.
Description
Technical Field
The invention relates to the technical field of cooling device structures, in particular to a cooling device of a direct-drive generator of a wind generating set.
Background
The direct-drive wind driven generator is a generator directly driven by wind power, also called a gearless wind driven generator, the generator adopts a mode that a multipolar motor is directly connected with an impeller to drive, the traditional part of a gear box is omitted, and the gear box belongs to a part which is easy to overload and has higher premature failure rate in a megawatt wind driven generator, so the direct-drive wind driven generator without the gear box has the advantages of high efficiency, low noise, long service life, reduced unit volume, reduced operation and maintenance cost and the like at low wind speed.
In the prior art, during wind power generation, a large amount of heat can be generated on a rotor and a stator, a direct-drive wind power generator generally adopts a water cooling heat dissipation system, and the water cooling system can be influenced by the centrifugal force of a rotor of the wind power generator, so that the requirement on dynamic sealing is high, equipment is frequently operated and maintained, and the cost is high, and therefore, the cooling device of the direct-drive generator of the wind power generator set is disclosed to meet the requirements of people.
Disclosure of Invention
The application aims to provide a cooling device of a direct-drive generator of a wind generating set, and aims to solve the problems that during wind power generation provided by the background technology, a large amount of heat can be generated on a rotor and a stator, the direct-drive wind generator generally adopts a water cooling and heat dissipation system, and the water cooling system can be influenced by the centrifugal force of a rotor of the wind generator, so that the requirement on dynamic sealing is high, the equipment is frequently operated and maintained, and the cost is high.
In order to achieve the above purpose, the present application provides the following technical solutions: a cooling device of a direct-drive generator of a wind generating set comprises a cabin, wherein a tower is installed at the bottom of the cabin, a generating rotor is installed in the cabin in a rotating mode through a main rotating shaft, a wind power impeller is installed at the front end of the main rotating shaft, an air inlet is installed at one end, close to the wind power impeller, of the bottom side of the cabin, a plurality of air outlet pipes are installed at one end, far away from the wind power impeller, of the cabin, a blowing mechanism is installed on the main rotating shaft and corresponds to the generating rotor, a heat conducting cover is installed at the bottom side of the cabin and is communicated with the inside of the cabin, a first rotating shaft is installed at the position, close to the heat conducting cover, of the bottom side of the cabin in a rotating mode through a fixing frame, a heat conducting wheel is installed at one end of the first rotating shaft, a transmission mechanism is installed at the other end of the first rotating shaft, and the heat conducting wheel is matched with the heat conducting cover, and one side of the heat conduction wheel is close to one side of the power generation rotor, the transmission mechanism is connected with the main rotating shaft, and one side of the engine room is provided with a rear cover.
Based on the mechanism, the cabin is fixed through the tower, the wind power impeller is driven by wind power to drive the power generation rotor to rotate for generating power, the air inlet and the air outlet pipe are communicated with the inside of the cabin, in the power generation process, the air inlet and the wind power impeller simultaneously face the wind, so that external air enters the inside of the cabin and flows out through the air outlet pipe to naturally cool the inside of the cabin, the air blowing mechanism simultaneously rotates along with the main rotating shaft to accelerate the air circulation speed in the cabin and improve the cooling effect, the heat conducting wheel is rotatably arranged on the fixing frame, one part of the heat conducting wheel is positioned in the cabin and close to the power generation rotor, the other part of the heat conducting wheel is positioned outside the cabin, when the main rotating shaft rotates, the transmission mechanism rotates the heat conducting wheel, the heat conducting wheel conducts heat around the power generation rotor and alternately rotates to the outer side of the cabin in the rotating process, and fast dissipates heat in the air outside the cabin, the heat conduction wheel continuously rotates to continuously transfer heat inside the cabin to the outside of the cabin, so that the inside of the cabin effectively dissipates heat.
Preferably, the blowing mechanism comprises a plurality of cooling fans, a plurality of planet gears are mounted on the side wall of the cabin through a support, the cooling fans are mounted on one side corresponding to the planet gears, the cooling fans correspond to the power generation rotor, and a synchronization unit for driving the planet gears to rotate synchronously is mounted on the main rotating shaft.
Further, through radiator fan's setting, radiator fan rotates, bloies the electricity generation rotor, makes the peripheral air velocity of electricity generation rotor become fast, makes the inside and outside air convection in cabin accelerate, promotes the radiating effect, and synchronous unit makes a plurality of radiator fan synchronous rotation, bloies comprehensively to the electricity generation rotor.
Preferably, the synchronizing unit includes a main gear, the main gear is sleeved on the main rotating shaft, and the main gear is engaged with the plurality of planetary gears.
Furthermore, through the arrangement of the main gear, the main gear rotates to enable the plurality of planet gears to synchronously rotate in the same direction, and the plurality of cooling fans blow air to the power generation rotor simultaneously.
Preferably, drive mechanism includes the drive belt, the extension pivot is installed to the one end of main pivot, keep away from on the cabin the second pivot is installed to wind-force impeller's one end, the second pivot with all cup joint in the extension pivot and install the band pulley, the drive belt is installed two on the band pulley, first pivot with install the variable speed unit between the second pivot.
Furthermore, through the setting of band pulley, when main pivot rotated, under the effect of passing of drive belt, made the second pivot rotate, realized transmission function, rethread variable speed unit transmission to first pivot, made the synchronous rotation of heat conduction wheel, realized the inside outside heat exchange of cabin.
Preferably, the speed changing unit comprises a gearwheel and a pinion, the pinion is sleeved on the first rotating shaft, the gearwheel is sleeved on the second rotating shaft, and the gearwheel is meshed with the pinion.
Furthermore, the gear ratio is increased through the arrangement of the large gear and the small gear, and the first rotating shaft rotates faster under the meshing action, so that the heat conducting wheel rotates faster, the heat exchange inside and outside the engine room is more frequent, and the heat dissipation effect is improved.
Preferably, the first rotating shaft is sleeved with a bearing, and the bearing is mounted on the fixed frame.
Furthermore, the bearing is arranged, so that the rotating resistance of the first rotating shaft is reduced, the first rotating shaft rotates more smoothly, and the energy consumption is reduced.
Preferably, a rotating shaft sleeve and a stabilizing frame are installed at one end, close to the transmission belt, of the engine room, one end of the main rotating shaft is rotatably installed on the rotating shaft sleeve, and one end of the second rotating shaft is rotatably installed on the stabilizing frame.
Furthermore, through the setting of pivot cover, it is more stable to make main pivot rotate, and the steady rest makes second pivot both ends atress more balanced, guarantees smooth and easy transmission, improves mechanism stability.
Preferably, a plurality of helical tooth sheets are uniformly installed on the circumferential side wall of the heat conduction wheel, and the heat conduction wheel rotates through the arrangement of the helical tooth sheets.
Furthermore, a plurality of skewed tooth pieces can disturb the inside air current direction in cabin, make the inside air current in cabin be unordered state to better make the inside air in each position in cabin all can form the convection current exchange with the outside air in cabin, promote the radiating effect.
In conclusion, the technical effects and advantages of the invention are as follows:
1. in the invention, in the power generation process, the air inlet enables external air to enter the cabin and then flow out through the air outlet pipe to naturally cool the inside of the cabin, the transmission mechanism enables the heat conduction wheel to rotate while the main rotating shaft rotates, the heat conduction wheel conducts heat around the power generation rotor and alternately rotates to the outside of the cabin in the rotation process of the heat conduction wheel, the heat is quickly dissipated in the air outside the cabin, and the heat inside the cabin is continuously transferred to the outside of the cabin by the continuous rotation of the heat conduction wheel, so that the inside of the cabin is effectively dissipated.
2. According to the invention, through the arrangement of the cooling fan, the cooling fan rotates to blow the power generation rotor, so that the air flow rate around the power generation rotor is increased, the convection of air inside and outside the engine room is accelerated, the cooling effect is improved, the synchronization unit enables the plurality of cooling fans to synchronously rotate, the power generation rotor is comprehensively blown, the air circulation speed inside the engine room is accelerated, the cooling effect is improved, the gear ratio is increased through the arrangement of the large gear and the small gear, the rotating speed of the first rotating shaft is increased, the rotating speed of the heat conducting wheel is increased, the heat exchange of the inside and the outside of the engine room is more frequent, and the cooling effect is increased.
3. According to the invention, the main rotating shaft rotates more stably through the arrangement of the rotating shaft sleeve, the stress on two ends of the second rotating shaft is more balanced through the stabilizing frame, smooth transmission is ensured, the stability of the mechanism is improved, and the airflow direction in the cabin can be disturbed through the inclined tooth sheets, so that the airflow in the cabin is in an unordered state, the air in each position in the cabin can be in convection exchange with the air outside the cabin better, and the heat dissipation effect is improved.
Drawings
In order to more clearly illustrate the embodiments of the present application or the technical solutions in the prior art, the drawings used in the description of the embodiments or the prior art will be briefly described below, it is obvious that the drawings in the following description are only some embodiments of the present application, and other drawings can be obtained by those skilled in the art without creative efforts.
FIG. 1 is a schematic perspective view of the present invention;
FIG. 2 is a cross-sectional view of the present invention;
FIG. 3 is a schematic view of a partially enlarged structure of the area A;
FIG. 4 is a schematic view of a partial three-dimensional structure of a heat dissipation fan region according to the present invention;
FIG. 5 is a schematic partial perspective view of the belt of the present invention;
fig. 6 is a schematic partial perspective view of a heat conducting wheel region according to the present invention.
In the figure: 1. a nacelle; 2. a tower; 3. a wind impeller; 4. an air inlet; 5. a rear cover; 6. a heat conducting wheel; 7. a pinion gear; 8. a main rotating shaft; 9. a power generation rotor; 10. a main gear; 11. a planetary gear; 12. an air outlet pipe; 13. an extension shaft; 14. a transmission belt; 15. a rotating shaft sleeve; 16. a second rotating shaft; 17. a bull gear; 18. a first rotating shaft; 19. a bearing; 20. a fixed mount; 21. a stabilizer frame; 22. a pulley; 23. a skewed tooth sheet; 24. a heat-dissipating fan; 25. a support; 26. a heat conducting shield.
Detailed Description
The technical solutions in the embodiments of the present invention will be clearly and completely described below with reference to the drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only a part of the embodiments of the present invention, and not all of the embodiments. All other embodiments, which can be derived by a person skilled in the art from the embodiments given herein without making any creative effort, shall fall within the protection scope of the present invention.
The embodiment is as follows: referring to fig. 1-6, the cooling device for a direct drive generator of a wind generating set comprises a cabin 1, a tower 2 is installed at the bottom of the cabin 1, a generating rotor 9 is installed in the cabin 1 through a main rotating shaft 8 in a rotating manner, a wind power impeller 3 is installed at the front end of the main rotating shaft 8, an air inlet 4 is installed at one end of the bottom side of the cabin 1 close to the wind power impeller 3, a plurality of air outlet pipes 12 are installed at one end of the cabin 1 far away from the wind power impeller 3, a blowing mechanism is installed on the main rotating shaft 8 and corresponds to the generating rotor 9, a heat conducting cover 26 is installed at the bottom side of the cabin 1, the heat conducting cover 26 is communicated with the inside of the cabin 1, a first rotating shaft 18 is installed at a position of the bottom side of the cabin 1 close to the heat conducting cover 26 through a fixing frame 20 in a rotating manner, a heat conducting wheel 6 is installed at one end of the first rotating shaft 18, a transmission mechanism is installed at the other end, and the heat conducting wheel 6 is matched with the heat conducting cover 26, one side of the heat conduction wheel 6 is close to one side of the power generation rotor 9, the transmission mechanism is connected with the main rotating shaft 8, and one side of the engine room 1 is provided with the rear cover 5.
Based on the above mechanisms, the nacelle 1 is fixed through the tower 2, the wind power impeller 3 is driven by wind power to drive the power generation rotor 9 to rotate for power generation, the air inlet 4 and the air outlet pipe 12 are both communicated with the inside of the nacelle 1, in the power generation process, the air inlet 4 and the wind power impeller 3 simultaneously face the wind, so that external air enters the inside of the nacelle 1 and then flows out through the air outlet pipe 12 to naturally cool the inside of the nacelle 1, meanwhile, the blowing mechanism rotates along with the main rotating shaft 8 simultaneously to accelerate the air circulation speed in the nacelle 1 and improve the cooling effect, the heat conduction wheel 6 is rotatably installed on the fixing frame 20, one part of the heat conduction wheel 6 is positioned in the nacelle 1 and close to the power generation rotor 9, the other part of the heat conduction wheel 6 is positioned outside the nacelle 1, when the main rotating shaft 8 rotates, the transmission mechanism rotates the heat conduction wheel 6, in the rotation process, the heat conduction wheel 6 conducts heat around the power generation rotor 9 and alternately rotates to the outside of the nacelle 1, and the heat is quickly dissipated in the air outside the cabin 1, and the heat conduction wheel 6 continuously rotates to continuously transfer the heat inside the cabin 1 to the outside of the cabin 1, so that the heat inside the cabin 1 is effectively dissipated.
As shown in fig. 2 and 4, the blowing mechanism includes a plurality of cooling fans 24, a plurality of planetary gears 11 are installed on the side wall of the nacelle 1 through a bracket 25, the plurality of cooling fans 24 are installed on one side corresponding to the planetary gears 11, the plurality of cooling fans 24 all correspond to the power generation rotor 9, a synchronizing unit for driving the plurality of planetary gears 11 to rotate synchronously is installed on the main rotating shaft 8, through the setting of the cooling fans 24, the cooling fans 24 rotate, the power generation rotor 9 is blown, the air flow rate around the power generation rotor 9 is increased, convection of the air inside and outside the nacelle 1 is accelerated, the heat dissipation effect is improved, the synchronizing unit enables the plurality of cooling fans 24 to rotate synchronously, and the power generation rotor 9 is blown comprehensively.
As shown in fig. 3, the synchronizing unit includes a main gear 10, the main gear 10 is sleeved on the main rotating shaft 8, the main gear 10 is meshed with the plurality of planetary gears 11, and the main gear 10 rotates to make the plurality of planetary gears 11 synchronously rotate in the same direction, so that the plurality of cooling fans 24 simultaneously blow air to the power generating rotor 9.
As shown in fig. 2, 3 and 5, the transmission mechanism includes a transmission belt 14, an extension rotating shaft 13 is installed at one end of a main rotating shaft 8, a second rotating shaft 16 is installed at one end of the nacelle 1 far away from the wind power impeller 3, belt pulleys 22 are installed on the second rotating shaft 16 and the extension rotating shaft 13 in a sleeved mode, the transmission belt 14 is installed on the two belt pulleys 22, a speed change unit is installed between the first rotating shaft 18 and the second rotating shaft 16, the arrangement through the belt pulleys 22 is realized, when the main rotating shaft 8 rotates, the transmission belt 14 transmits to the effect, the second rotating shaft 16 rotates, the transmission function is realized, the transmission belt transmits to the first rotating shaft 18 through the speed change unit, the heat conduction wheel 6 synchronously rotates, and the internal and external heat exchange of the nacelle 1 is realized.
As shown in fig. 3 and 5, the speed changing unit includes a gearwheel 17 and a pinion 7, the pinion 7 is sleeved on a first rotating shaft 18, the gearwheel 17 is sleeved on a second rotating shaft 16, the gearwheel 17 is engaged with the pinion 7, the gear ratio is increased by the arrangement of the gearwheel 17 and the pinion 7, and under the engagement action, the rotating speed of the first rotating shaft 18 is faster, so that the heat conducting wheel 6 rotates faster, the heat exchange inside and outside the cabin 1 is more frequent, and the heat dissipation effect is increased.
As shown in fig. 3, the bearing 19 is sleeved on the first rotating shaft 18, the bearing 19 is installed on the fixing frame 20, and the rotation resistance of the first rotating shaft 18 is reduced by the arrangement of the bearing 19, so that the first rotating shaft 18 rotates more smoothly, and the energy consumption is reduced.
As shown in fig. 2 and 3, a rotating shaft sleeve 15 and a stabilizing frame 21 are installed at one end, close to a transmission belt 14, of the engine room 1, one end of a main rotating shaft 8 is rotatably installed on the rotating shaft sleeve 15, one end of a second rotating shaft 16 is rotatably installed on the stabilizing frame 21, the main rotating shaft 8 is more stably rotated through the rotating shaft sleeve 15, the stabilizing frame 21 enables the two ends of the second rotating shaft 16 to be more balanced in stress, smooth transmission is guaranteed, and the stability of the mechanism is improved.
As shown in fig. 6, a plurality of skewed tooth pieces 23 are uniformly installed on the circumferential side wall of the heat conduction wheel 6, and through the arrangement of the plurality of skewed tooth pieces 23, when the heat conduction wheel 6 rotates, the plurality of skewed tooth pieces 23 can disturb the airflow direction inside the cabin 1, so that the airflow inside the cabin 1 is in a disordered state, and thus, the air at each position inside the cabin 1 can be in convection exchange with the air outside the cabin 1 better, and the heat dissipation effect is improved.
The working principle of the invention is as follows:
the nacelle 1 is fixed through the tower 2, the wind power impeller 3 is driven by wind power to drive the power generation rotor 9 to rotate for power generation, the air inlet 4 and the air outlet pipe 12 are communicated with the inside of the nacelle 1, in the power generation process, the air inlet 4 and the wind power impeller 3 face the wind simultaneously, so that external air enters the inside of the nacelle 1 and flows out through the air outlet pipe 12 to naturally cool the inside of the nacelle 1, meanwhile, the blowing mechanism rotates along with the main rotating shaft 8 simultaneously to accelerate the air circulation speed in the nacelle 1 and improve the cooling effect, the heat conduction wheel 6 is rotatably installed on the fixing frame 20, one part of the heat conduction wheel 6 is positioned in the nacelle 1 and close to the power generation rotor 9, the other part of the heat conduction wheel is positioned outside the nacelle 1, when the main rotating shaft 8 rotates, the transmission mechanism rotates the heat conduction wheel 6, in the rotation process, the heat conduction wheel 6 conducts heat around the power generation rotor 9 and rotates to the outside of the nacelle 1 alternately, and the heat is quickly dissipated in the air outside the cabin 1, and the heat conduction wheel 6 continuously rotates to continuously transfer the heat inside the cabin 1 to the outside of the cabin 1, so that the heat inside the cabin 1 is effectively dissipated.
Through radiator fan 24's setting, radiator fan 24 rotates, blow to electricity generation rotor 9, make the peripheral air velocity variation of electricity generation rotor 9, make the inside and outside air convection in cabin 1 with higher speed, promote the radiating effect, synchronization unit makes a plurality of radiator fan 24 synchronous rotation, blow comprehensively electricity generation rotor 9, when heat conduction wheel 6 rotates, a plurality of skewed tooth pieces 23 can disturb the inside air current direction in cabin 1, make the inside air current in cabin 1 be unordered state, thereby the better air that makes each inside position in cabin 1 can all form the convection current with the outside air in cabin 1 and exchange, promote the radiating effect.
Finally, it should be noted that: although the present invention has been described in detail with reference to the foregoing embodiments, it will be apparent to those skilled in the art that modifications may be made to the embodiments or portions thereof without departing from the spirit and scope of the invention.
Claims (8)
1. Cooling device of wind generating set direct drive generator, including cabin (1), its characterized in that: the wind power generation device is characterized in that a tower (2) is installed at the bottom of the engine room (1), a power generation rotor (9) is installed in the engine room (1) in a rotating mode through a main rotating shaft (8), a wind power impeller (3) is installed at the front end of the main rotating shaft (8), an air inlet (4) is installed at one end, close to the wind power impeller (3), of the bottom side of the engine room (1), a plurality of air outlet pipes (12) are installed at one end, far away from the wind power impeller (3), of the engine room (1), a blowing mechanism is installed on the main rotating shaft (8) and corresponds to the power generation rotor (9), a heat conduction cover (26) is installed at the bottom side of the engine room (1), the heat conduction cover (26) is communicated with the inside of the engine room (1), a first rotating shaft (18) is installed at the position, close to the heat conduction cover (26), of the bottom side of the engine room (1) through a fixing frame (20), heat conduction wheel (6) are installed to the one end of first pivot (18), and drive mechanism is installed to the other end, heat conduction wheel (6) with heat conduction cover (26) phase-match, just one side of heat conduction wheel (6) with one side of electricity generation rotor (9) is close to mutually, drive mechanism with main pivot (8) are connected, back shroud (5) are installed to one side of cabin (1).
2. The cooling device of the direct drive generator of the wind generating set according to claim 1, characterized in that: blow the mechanism and include a plurality of radiator fan (24), install a plurality of planetary gear (11) through support (25) on the lateral wall of cabin (1), it is a plurality of radiator fan (24) are installed and are corresponded one side of planetary gear (11), it is a plurality of radiator fan (24) all with electricity generation rotor (9) are corresponding, it is a plurality of to install the drive on main pivot (8) planetary gear (11) synchronous rotation's synchronization unit.
3. The cooling device of the direct drive generator of the wind generating set according to claim 2, characterized in that: the synchronous unit comprises a main gear (10), the main gear (10) is installed on the main rotating shaft (8) in a sleeved mode, and the main gear (10) is meshed with the plurality of planetary gears (11).
4. The cooling device of the direct drive generator of the wind generating set according to claim 1, characterized in that: drive mechanism includes drive belt (14), extension pivot (13) are installed to the one end of main pivot (8), keep away from on cabin (1) second pivot (16) are installed to the one end of wind-force impeller (3), second pivot (16) with all cup joint on extension pivot (13) and install band pulley (22), install drive belt (14) two on band pulley (22), first pivot (18) with install the variable speed unit between second pivot (16).
5. The cooling device of the direct drive generator of the wind generating set as claimed in claim 4, wherein: the speed change unit comprises a large gear (17) and a small gear (7), the small gear (7) is sleeved and installed on the first rotating shaft (18), the large gear (17) is sleeved and installed on the second rotating shaft (16), and the large gear (17) is meshed with the small gear (7).
6. The cooling device of the direct drive generator of the wind generating set according to claim 1, characterized in that: the first rotating shaft (18) is sleeved with a bearing (19), and the bearing (19) is arranged on the fixed frame (20).
7. The cooling device of the direct drive generator of the wind generating set as claimed in claim 4, wherein: the utility model discloses a cabin, including cabin (1), drive belt (14), one end of main pivot (8) is installed in the one end of cabin (1) and is close to pivot cover (15) and steady rest (21) are installed to the one end of drive belt (14), the one end rotation of main pivot (8) is installed on pivot cover (15), the one end rotation of second pivot (16) is installed on steady rest (21).
8. The cooling device of the direct drive generator of the wind generating set according to claim 1, characterized in that: and a plurality of inclined tooth sheets (23) are uniformly arranged on the circumferential side wall of the heat conduction wheel (6).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202210673239.XA CN114992069A (en) | 2022-06-15 | 2022-06-15 | Cooling device of direct-drive generator of wind generating set |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202210673239.XA CN114992069A (en) | 2022-06-15 | 2022-06-15 | Cooling device of direct-drive generator of wind generating set |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN114992069A true CN114992069A (en) | 2022-09-02 |
Family
ID=83034791
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202210673239.XA Withdrawn CN114992069A (en) | 2022-06-15 | 2022-06-15 | Cooling device of direct-drive generator of wind generating set |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN114992069A (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| 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 |
-
2022
- 2022-06-15 CN CN202210673239.XA patent/CN114992069A/en not_active Withdrawn
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| 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: 20220902 |
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