CN103334879B - The excitatory wind power generation plant of brush-free claw-pole formula - Google Patents
The excitatory wind power generation plant of brush-free claw-pole formula Download PDFInfo
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- CN103334879B CN103334879B CN201310248342.0A CN201310248342A CN103334879B CN 103334879 B CN103334879 B CN 103334879B CN 201310248342 A CN201310248342 A CN 201310248342A CN 103334879 B CN103334879 B CN 103334879B
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- slip ring
- multidiameter
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- electromotor
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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
Abstract
The invention discloses a kind of excitatory wind power generation plant of brush-free claw-pole formula, including fan blade, electromotor, support, wind direction rudder, slip ring assembly, fixing seat；Fan blade is threadedly secured on the rotation axle of electromotor, and electromotor is fixed on one end of support, and the other end of support is connected with slip ring assembly, and slip ring assembly is connected on fixing seat, and wind direction rudder is fixed on support near the side of fan blade.The present invention by adopt brush-free claw-pole formula exciting generator, make this device generating do not limited by rotating speed, can under different rotating speeds normal operation, raising device job stability under circumstances；Adopt wind direction rudder and support to be connected in the structure near fan blade side, can well change when wind vector fan blade towards, simultaneously more traditional wind-driven generator has lacked the mechanisms such as rudder stock, and simple in construction, work space are little；Exciting generator adopts stator preposition, the structure fully sealed, motor Maintenance free, the strong adaptability to environment.
Description
Technical field
The present invention relates to energy technology field, particularly relate to a kind of excitatory wind power generation plant of brush-free claw-pole formula.
Background technology
Existing wind-driven generator adopts magneto, is equipped with controller and carries out voltage-regulation, batteries to store energy, and inverter conversion step-up is the voltage needed for household electrical appliance.This motor is permanent magnet due to rotor, the uncontrollable adjustment in magnetic field, its output is accelerated along with the increase rotation speed of fan of wind-force and is increased, if power consumption is less than generated energy, unnecessary electric energy will be discharged by the electronic load of controller, to control system voltage.Which controller working strength is big, poor reliability.
Permanent-magnetic wind driven generator is applicable in stabilized (steady-state) speed and steady load situation to use, such as large-scale wind power plant, and blower fan adopts automatic speed regulation mechanism, and generator connecting in parallel with system generates electricity.Simultaneously permanent magnet wind-driven generator due to rotor field uncontrollable, the control of generated output power is relatively difficult, is not suitable for the area use without electrical network, such as without places such as electric island, fishing rows.And the expensive electromotor cost of permanent magnet is high, controller production difficulty is big, price is high, more increases the cost of permanent-magnetic wind driven generator.
Summary of the invention
It is an object of the invention to provide a kind of excitatory wind-force transmitting apparatus of brush-free claw-pole formula, when wind-force change and power consumption change, special motor can automatically control output, burning voltage, simplify voltage-regulation and control system, and it is without generating electricity when stabilized (steady-state) speed and steady load, meets without the user demand of electrical network area.
The technical solution realizing the object of the invention is: a kind of excitatory wind power generation plant of brush-free claw-pole formula, including fan blade, electromotor, support, wind direction rudder, slip ring assembly, fixing seat；Fan blade is threadedly secured on electromotor, electromotor is fixed on one end of support, and the other end of support is connected with slip ring assembly, and slip ring assembly is connected on fixing seat, wind direction rudder is fixed on support near the side of fan blade, and fan blade, electromotor, support and wind direction rudder rotate around slip ring assembly.
One end that support is connected with slip ring assembly is straightway.
Electromotor includes multidiameter, spacing collar, drive end bearing bracket, left side double containment deep groove ball bearing, inner stator, magnetizing coil, pawl pole, stator core, stator coil, rear end cap, rectifier bridge, right side double containment deep groove ball bearing, actuator, rear end cap and sealing ring；For electromotor general direction, multidiameter position is defined as the left end direction of system, and back shroud position is defined as system right-hand member direction；Pawl pole is fixed on multidiameter, and in the annular knurl place of multidiameter and multidiameter interference fit, pawl pole passes on left the shaft shoulder location of multidiameter；Magnetizing coil is embedded on inner stator；Inner stator right-hand member embeds pawl pole, and left end is fixed on drive end bearing bracket；Stator coil is surrounded on outside pawl pole, and the axle center of stator coil is parallel with multidiameter；Stator core is embedded in stator coil, stator core and pawl extremely matched in clearance, and stator core outer surface embeds drive end bearing bracket；Left side double containment deep groove ball bearing is enclosed within the left end step of multidiameter, and spacing collar is arranged on the left of the inner ring of left side double containment deep groove ball bearing, coordinates with drive end bearing bracket on the left of outer ring；Right side double containment deep groove ball bearing is enclosed within the right-hand member step of multidiameter, and its outer ring coordinates with rear end cap, and its inner ring passes on left the shaft shoulder location of the right-hand member step of multidiameter；Rear end cap is connected with drive end bearing bracket and back shroud respectively by screw thread；Rectifier bridge and actuator are inserted into the right side facade of rear end cap；Sealing ring, between drive end bearing bracket and spacing collar, is sealed by sealing ring.
Fan blade is connected with multidiameter left end by screw thread, and is positioned by spacing collar；Support is connected in outside rear end cap.
Slip ring assembly includes slip ring rear end cap, conventional conductive ring, shell, slip ring drive end bearing bracket, inner position cylinder, double containment deep groove ball bearing, insulating base, nut and location-plate；Inner position cylinder is hollow cylinder, and one end is provided with step, within conventional conductive ring centered by positioning tube, is connected on inner position drum outer wall, and conventional conductive ring one end is positioned by the shaft shoulder, and the other end is locked by nut；The step place of inner position cylinder is provided with double containment deep groove ball bearing, and double containment deep groove ball bearing outer ring coordinates with slip ring drive end bearing bracket, and inner ring is stuck on step surface；Shell one end is connected with slip ring drive end bearing bracket, and the other end is connected with slip ring rear end cap；Insulating base is symmetricly set on top and the bottom of conventional conductive ring, is connected with shell, and location-plate is fixed on shell.
Support coordinates with inner position cylinder, and is locked with holding screw, and fixing seat is connected with slip ring assembly by location-plate.
The present invention compared with prior art, its remarkable advantage: 1, by adopt brush-free claw-pole formula exciting generator, make this device generating do not limited by rotating speed, can under different rotating speeds normal operation, raising device job stability under circumstances.Overcome region to limit, be conducive to promoting the use of.
2, use band actuator, burning voltage in excitatory motor, be suitable for the area without electrical network and load uses when unstable, simplify existing controller, compact conformation simultaneously, save cost.
3, the exciting generator of the present invention, adopts brushless, and stator is preposition, the structure fully sealed, motor Maintenance free, the strong adaptability to environment.
4, adopt wind direction rudder and support to be connected in the structure near fan blade side, can well change when wind vector fan blade towards, it is simple that simultaneously more traditional wind-driven generator has lacked the mechanism structure such as rudder stock, and work space is little.
Accompanying drawing explanation
Fig. 1 is the structural representation of the present invention a kind of brush-free claw-pole excitatory wind power generation plant of formula.
Fig. 2 is the electric machine structure schematic diagram of the present invention a kind of brush-free claw-pole excitatory wind power generation plant of formula.
Fig. 3 is the slip ring assembly schematic diagram of the present invention a kind of brush-free claw-pole excitatory wind power generation plant of formula.
Detailed description of the invention
Below in conjunction with accompanying drawing, the present invention is described in further detail.
In conjunction with Fig. 1, a kind of excitatory wind power generation plant of brush-free claw-pole formula, including fan blade 1, electromotor 2, support 3, wind direction rudder 4, slip ring assembly 5, fixing seat 7.Fan blade 1 is threadedly secured on electromotor 2, electromotor 2 is fixed on one end of support 3, the other end of support 3 is connected with slip ring assembly 5, slip ring assembly 5 is connected on fixing seat 7, wind direction rudder 4 is fixed on support 3 near the side of fan blade 1, and fan blade 1, electromotor 2, support 3 and wind direction rudder 4 rotate around slip ring assembly 5.
Support 3 is made up of with straightway pipe fitting semicircle pipe fitting, and wind direction rudder 4 is thin semicircular plate, and wind direction rudder 4 is embedded on the semicircle pipe fitting of support 3.
In conjunction with Fig. 2, above-mentioned electromotor 2 includes multidiameter 8, spacing collar 9, drive end bearing bracket 10, left side double containment deep groove ball bearing 11, inner stator 12, magnetizing coil 13, pawl pole 14, stator core 15, stator coil 16, rear end cap 17, rectifier bridge 18, right side double containment deep groove ball bearing 19, actuator 20, rear end cap 21 and sealing ring 34；For whole motor 2 general direction, multidiameter 8 position is defined as the left end direction of system, and back shroud 21 position is defined as system right-hand member direction；Pawl pole 14 is fixed on multidiameter 8, and in the annular knurl place of multidiameter 8 and multidiameter 8 interference fit, pawl pole 14 passes on left the shaft shoulder location of multidiameter 8；Magnetizing coil 13 is embedded on inner stator 12；Inner stator 12 right-hand member embeds pawl pole 14, and left end is fixed on drive end bearing bracket 10；Stator coil 16 is surrounded on outside pawl pole 14, and the axle center of stator coil 16 is parallel with multidiameter 8.Stator core 15 is embedded in stator coil 16, the inner surface of stator core 15 and pawl pole 14 outer surface matched in clearance, the outer surface of stator core 15 embeds drive end bearing bracket 10, and stator core 15, between drive end bearing bracket 10 and rear end cap 17, is clamped by drive end bearing bracket 10 and rear end cap 17；Left side double containment deep groove ball bearing 11 is enclosed within the left end step 31 of multidiameter 8, is provided with spacing collar 9, coordinates with drive end bearing bracket 10 on the left of outer ring on the left of its inner ring；Right side double containment deep groove ball bearing 19 is enclosed within the right-hand member step 32 of multidiameter 8, and its outer ring coordinates with rear end cap 17, and its inner ring passes on left the shaft shoulder location of the right-hand member step 32 of multidiameter 8；Rear end cap 17 is connected with drive end bearing bracket 10 and back shroud 21 respectively by screw thread.Rectifier bridge 18 and actuator 20 are inserted into the right side facade of rear end cap 17.Sealing ring 34, between drive end bearing bracket 10 and spacing collar 9, is sealed by sealing ring 34.
Fan blade 1 is connected with multidiameter 8 left end by screw thread, and is positioned by spacing collar 9.Support 3 is welded on outside rear end cap 17.
In conjunction with Fig. 3, slip ring assembly 5 includes slip ring rear end cap 22, conventional conductive ring 23, shell 24, slip ring drive end bearing bracket 25, inner position cylinder 26, double containment deep groove ball bearing 27, insulating base 28, nut 29 and location-plate 33；Inner position cylinder 26 is hollow cylinder, and one end is provided with step, within conventional conductive ring 23 centered by positioning tube 26, is connected on inner position cylinder 26 outer wall, and conventional conductive ring 23 one end is positioned by the shaft shoulder, and the other end is locked by nut 29；The step place of inner position cylinder 26 is provided with double containment deep groove ball bearing 27, and double containment deep groove ball bearing 27 outer ring coordinates with slip ring drive end bearing bracket 25, and inner ring is stuck on step surface；Shell 24 one end slip ring drive end bearing bracket 25, other end connection slip ring rear end cap 22；Insulating base 28 is symmetricly set on top and the bottom of conventional conductive ring 23, is connected with shell 24.Location-plate 33 is fixed on shell 24.
The straightway pipe fitting of support 3 coordinates with inner position cylinder 26, and is locked with holding screw 30.Fixing seat 7 is connected with slip ring assembly 5 by location-plate 33.
The fan blade 1 of the excitatory wind power generation plant of brush-free claw-pole formula is by multidiameter 8, band pawl pole 14 rotates, cutting magnetic induction line motion is done in the opposite jaw pole 14 making stator coil 16, stator coil 16 produces three-phase alternating current, rectifier bridge 18 three-phase bridge rectification through motor internal, export stable unidirectional current, charge a battery or inverter work power supply；The outfan of motor 2 is connected with the conventional conductive ring 23 of inner position cylinder 26 by support 3, and conventional conductive ring 23 is connected with the electrode of insulating base 28 by brush, finally exports from the outfan of slip ring assembly 5, can connect storage battery electric power storage, or use inverter for household electrical appliances；When wind-force change and power consumption change cause output voltage to fluctuate, the actuator 20 in motor 2 is sampled from motor output end, is automatically adjusted the exciting curent of rotor, controls rotor field, thus controlling output, reaches the purpose of burning voltage；When change of the wind, fan blade 1, motor 2, support 3 turn to upwind position around slip ring assembly 5 under the guiding of wind direction rudder 4；Brushless, the sealing structure of motor 2, safe and reliable, long service life, and non-maintaining.
The rotating speed that existing excitatory motor is all more than 1000 revs/min just generates electricity, and large-scale permanent magnet generator to be equipped with speed regulator and can be only achieved generating rotating speed, uses this device, it is ensured that generate electricity under the slow-speed of revolution of 300 revs/min；Compare with existing wind-driven generator, it is not necessary to speed regulator also can guarantee that the slow-speed of revolution generates electricity.The electromotor of identical capacity, the cost of permanent magnetism is higher 2 ~ 5 times than excitatory, and particularly jumbo motor, gap is more obvious.
Claims (5)
1. the excitatory wind power generation plant of brush-free claw-pole formula, it is characterised in that: include fan blade (1), electromotor (2), support (3), wind direction rudder (4), slip ring assembly (5), fixing seat (7)；Fan blade (1) is threadedly secured on the rotation axle of electromotor (2), electromotor (2) is fixed on one end of support (3), the other end of support (3) is connected with slip ring assembly (5), slip ring assembly (5) is connected on fixing seat (7), and wind direction rudder (4) is fixed on the upper side near fan blade (1) of support (3)；Fan blade (1), electromotor (2), support (3) and wind direction rudder (4) rotate around slip ring assembly (5), support (3) is made up of with straightway pipe fitting semicircle pipe fitting, wind direction rudder (4) is thin semicircular plate, and wind direction rudder (4) is embedded on the semicircle pipe fitting of support (3).
2. the excitatory wind power generation plant of brush-free claw-pole formula according to claim 1, it is characterised in that: electromotor (2) includes multidiameter (8), spacing collar (9), drive end bearing bracket (10), left side double containment deep groove ball bearing (11), inner stator (12), magnetizing coil (13), pawl pole (14), stator core (15), stator coil (16), rear end cap (17), rectifier bridge (18), right side double containment deep groove ball bearing (19), actuator (20), back shroud (21) and sealing ring (34)；For electromotor (2) general direction, multidiameter (8) position is defined as the left end direction of system, and back shroud (21) position is defined as system right-hand member direction；Pawl pole (14) is fixed on multidiameter (8), and in the annular knurl place of multidiameter (8) and multidiameter (8) interference fit, pawl pole (14) pass on left the shaft shoulder location of multidiameter (8)；Magnetizing coil (13) is embedded on inner stator (12)；Inner stator (12) right-hand member embeds pawl pole (14), and left end is fixed on drive end bearing bracket (10)；Stator coil (16) is surrounded on outside, pawl pole (14), and the axle center of stator coil (16) is parallel with multidiameter (8)；Stator core (15) is embedded in stator coil (16), and stator core (15) and pawl pole (14) are matched in clearance, and stator core (15) outer surface embeds drive end bearing bracket (10)；Left side double containment deep groove ball bearing (11) is enclosed within the left end step (31) of multidiameter (8), and spacing collar (9) is arranged on the left of the inner ring in left side double containment deep groove ball bearing (11), coordinates with drive end bearing bracket (10) on the left of outer ring；Right side double containment deep groove ball bearing (19) is enclosed within the right-hand member step (32) of multidiameter (8), and its outer ring coordinates with rear end cap (17), and its inner ring passes on left the shaft shoulder location of the right-hand member step (32) of multidiameter (8)；Rear end cap (17) is connected with drive end bearing bracket (10) and back shroud (21) respectively by screw thread；Rectifier bridge (18) and actuator (20) are inserted into the right side facade of rear end cap (17)；Sealing ring (34) is positioned between drive end bearing bracket (10) and spacing collar (9), is sealed by sealing ring (34).
3. the excitatory wind power generation plant of brush-free claw-pole formula according to claim 2, it is characterised in that: fan blade (1) is connected with multidiameter (8) left end by screw thread, and by spacing collar (9) location；Support (3) is connected in rear end cap (17) outside.
4. the excitatory wind power generation plant of brush-free claw-pole formula according to claim 1, it is characterised in that: slip ring assembly (5) includes slip ring rear end cap (22), conventional conductive ring (23), shell (24), slip ring drive end bearing bracket (25), inner position cylinder (26), double containment deep groove ball bearing (27), insulating base (28), nut (29) and location-plate (33)；Inner position cylinder (26) is hollow cylinder, one end is provided with step, within conventional conductive ring (23) centered by positioning tube (26), is connected on inner position cylinder (26) outer wall, conventional conductive ring (23) one end is positioned by the shaft shoulder, and the other end is by nut (29) locking；The step place of inner position cylinder (26) is provided with double containment deep groove ball bearing (27), and double containment deep groove ball bearing (27) outer ring coordinates with slip ring drive end bearing bracket (25), and inner ring is stuck on step surface；Shell (24) one end is connected with slip ring drive end bearing bracket (25), and the other end is connected with slip ring rear end cap (22)；Insulating base (28) is symmetricly set on top and the bottom of conventional conductive ring (23), is connected with shell (24), and location-plate (33) is fixed on shell (24).
5. the excitatory wind power generation plant of brush-free claw-pole formula according to claim 4, it is characterized in that: support (3) coordinates with inner position cylinder (26), and be locked with holding screw (30), fixing seat (7) is connected with slip ring assembly (5) by location-plate (33).
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| Application Number | Priority Date | Filing Date | Title |
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| CN201310248342.0A CN103334879B (en) | 2013-06-21 | 2013-06-21 | The excitatory wind power generation plant of brush-free claw-pole formula |
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| Application Number | Priority Date | Filing Date | Title |
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| CN201310248342.0A CN103334879B (en) | 2013-06-21 | 2013-06-21 | The excitatory wind power generation plant of brush-free claw-pole formula |
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| Publication Number | Publication Date |
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| CN103334879A CN103334879A (en) | 2013-10-02 |
| CN103334879B true CN103334879B (en) | 2016-07-06 |
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| CN112865355A (en) * | 2021-01-29 | 2021-05-28 | 卜中山 | Brushless direct-excited motor and assembling method thereof |
Citations (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN101877522A (en) * | 2009-11-24 | 2010-11-03 | 张学义 | Mixed excitation generator with vacuum pump |
| WO2011002763A1 (en) * | 2009-07-02 | 2011-01-06 | Via Wind Energy, Llc | Wind generator |
| CN201714577U (en) * | 2010-04-16 | 2011-01-19 | 辽宁中科天道新能源装备工业有限公司 | Small wind driven generator |
| CN203374431U (en) * | 2013-06-21 | 2014-01-01 | 南京理工大学 | Brushless claw-pole exciting wind power generation device |
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2013
- 2013-06-21 CN CN201310248342.0A patent/CN103334879B/en active Active
Patent Citations (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| WO2011002763A1 (en) * | 2009-07-02 | 2011-01-06 | Via Wind Energy, Llc | Wind generator |
| CN101877522A (en) * | 2009-11-24 | 2010-11-03 | 张学义 | Mixed excitation generator with vacuum pump |
| CN201714577U (en) * | 2010-04-16 | 2011-01-19 | 辽宁中科天道新能源装备工业有限公司 | Small wind driven generator |
| CN203374431U (en) * | 2013-06-21 | 2014-01-01 | 南京理工大学 | Brushless claw-pole exciting wind power generation device |
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