CN110635644B - Power increasing component of brushless permanent magnet motor - Google Patents
Power increasing component of brushless permanent magnet motor Download PDFInfo
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- CN110635644B CN110635644B CN201911008625.1A CN201911008625A CN110635644B CN 110635644 B CN110635644 B CN 110635644B CN 201911008625 A CN201911008625 A CN 201911008625A CN 110635644 B CN110635644 B CN 110635644B
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- H—ELECTRICITY
- H02—GENERATION; CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
- H02K—DYNAMO-ELECTRIC MACHINES
- H02K1/00—Details of the magnetic circuit
- H02K1/06—Details of the magnetic circuit characterised by the shape, form or construction
- H02K1/22—Rotating parts of the magnetic circuit
- H02K1/27—Rotor cores with permanent magnets
- H02K1/2706—Inner rotors
- H02K1/272—Inner rotors the magnetisation axis of the magnets being perpendicular to the rotor axis
- H02K1/274—Inner rotors the magnetisation axis of the magnets being perpendicular to the rotor axis the rotor consisting of two or more circumferentially positioned magnets
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- H—ELECTRICITY
- H02—GENERATION; CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
- H02K—DYNAMO-ELECTRIC MACHINES
- H02K21/00—Synchronous motors having permanent magnets; Synchronous generators having permanent magnets
- H02K21/02—Details
- H02K21/021—Means for mechanical adjustment of the excitation flux
- H02K21/022—Means for mechanical adjustment of the excitation flux by modifying the relative position between field and armature, e.g. between rotor and stator
- H02K21/025—Means for mechanical adjustment of the excitation flux by modifying the relative position between field and armature, e.g. between rotor and stator by varying the thickness of the air gap between field and armature
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- 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
- H02K5/22—Auxiliary parts of casings not covered by groups H02K5/06-H02K5/20, e.g. shaped to form connection boxes or terminal boxes
- H02K5/225—Terminal boxes or connection arrangements
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- H—ELECTRICITY
- H02—GENERATION; CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
- H02K—DYNAMO-ELECTRIC MACHINES
- H02K2201/00—Specific aspects not provided for in the other groups of this subclass relating to the magnetic circuits
- H02K2201/03—Machines characterised by aspects of the air-gap between rotor and stator
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- Engineering & Computer Science (AREA)
- Power Engineering (AREA)
- Permanent Magnet Type Synchronous Machine (AREA)
Abstract
The invention provides a power increasing component of a brushless permanent magnet motor, which comprises an installation machine shell (100), a main motor (200) and an auxiliary motor (300), wherein the main motor (200) and the auxiliary motor (300) are arranged outside the installation machine shell (100), the auxiliary motor (300) is provided with two parts respectively positioned on one side of the main motor (200), the main motor (200) comprises a main stator (210), a main rotor (220) and an independent electronic commutator, the auxiliary motor (300) comprises an auxiliary stator (310), an auxiliary rotor (320) and an independent electronic commutator, the auxiliary rotor (320) is coaxially and fixedly connected with the main rotor (220), the auxiliary stator (310) comprises a second armature winding (316), the auxiliary stator (320) comprises a second permanent magnet (323), the second permanent magnet (323) and the second armature winding (316) are obliquely and oppositely arranged, the second permanent magnet (323) and the second armature winding (316) are far away from each other in an initial state, and the distance between the second permanent magnet (323) and the second armature winding (316) can be And (6) adjusting.
Description
Technical Field
The invention relates to a brushless permanent magnet motor, in particular to a power increasing component of the brushless permanent magnet motor.
Background
The permanent magnet brushless motor has very wide market prospect and research value, has simple and compact structure, safe and reliable operation, small volume, light weight, low loss and high conversion efficiency, because the application range is extremely wide, the method almost extends to various fields of aerospace, national defense, industrial and agricultural production and daily life, however, the brushless permanent magnet motor has certain disadvantages, such as low power and inability to obtain higher output rotation speed, and it has been found through search that, at present, the brushless permanent magnet motor includes a stator winding and a rotor, in order to solve the above disadvantages and problems, the present invention needs to provide a power increasing member of a brushless permanent magnet motor, which has a smart structure, a simple principle, and a convenient operation and use, and can obtain a higher output rotation speed.
Disclosure of Invention
In order to overcome the defects of the prior art, the invention aims to provide the double-auxiliary superposition power-increasing three-stator brushless permanent magnet motor which is ingenious in structure, simple in principle, convenient to operate and use and capable of obtaining high output rotating speed.
In order to achieve the technical purpose, the technical scheme adopted by the invention is as follows.
A power increasing component of a brushless permanent magnet motor comprises an installation machine shell (100), a main motor (200) and an auxiliary motor (300), wherein the main motor (200) is arranged in the installation machine shell (100), the auxiliary motor (300) is arranged outside the installation machine shell (100) and two auxiliary motors (300) are arranged on one side of the main motor (200) respectively, the main motor (200) comprises a main stator (210), a main rotor (220) and independent electronic commutators and rotor position sensors, the auxiliary motor (300) comprises an auxiliary stator (310), an auxiliary rotor (320) and independent electronic commutators and rotor position sensors, the auxiliary rotor (320) is coaxially and fixedly connected with the main rotor (220), the auxiliary rotor (320) is movably arranged and the distance between the auxiliary rotor and the auxiliary stator (310) can be adjusted by external force drive, and the auxiliary rotor (320) and the auxiliary stator (310) are far away from each other in an initial state.
As a further optimization or improvement of the present solution.
The electronic commutator comprises two parts of a power conversion circuit and a control circuit, and is matched with the position sensor to control the direct current electrifying sequence of windings in the main stator (210)/the auxiliary stator (310) and enable the magnetic field generated by the main rotor (220) and the magnetic field generated by the main stator (210)/the magnetic field generated by the auxiliary rotor (320) and the magnetic field generated by the auxiliary stator (310) to always keep a ninety-degree space angle.
As a further optimization or improvement of the present solution.
The mounting machine shell (100) comprises an annular shell (101), the main stator (210) comprises a first mounting ring (211) which is coaxially and fixedly embedded on the inner circular surface of the shell (101), a first armature winding (212) is fixedly embedded on the inner circular surface of the first mounting ring (211), the first armature winding (212) is provided with a plurality of first armature windings and is arranged in an array mode along the circumferential direction where the first mounting ring (211) is located, and the side surface of the shell (101) is coaxially and fixedly provided with a limiting ring (102) and the limiting ring (102) is arranged opposite to the first armature winding (212).
As a further optimization or improvement of the present solution.
The fixed guide bar (103) that is provided with and is on a parallel with casing (101) axial and outside extension of lateral surface of spacing ring (102), guide bar (103) are provided with four and arrange along spacing ring (102) place circumferencial direction array, and the fixed cover is equipped with and holds bracket (105) on guide bar (103), guide bar (103) deviate from spacing ring (102) one end coaxial fixed be provided with be used for to holding bracket (105) carry out the spacing bolt (104) of retraining, hold bracket (105) go up the fixed firm sleeve (106) and hold bracket (105) rigid coupling as an organic whole that are provided with casing (101) coaxial arrangement.
As a further optimization or improvement of the present solution.
The coaxial rotation of main rotor (220) set up in two firm sleeves (106) that bilateral symmetry arranged, main rotor (220) are worn to locate main shaft (221) in two firm sleeves (106) including coaxial activity, it has bearing (107) to fix the cover between main shaft (221) and firm sleeve (106), main shaft (221) are equipped with mounting disc one (222) and are located between armature winding one (212) along the coaxial fixed cover in its axial middle part position, it is equipped with rectangle permanent magnet one (223) to inlay on the outer disc of mounting disc one (222), the length direction of permanent magnet one (223) is on a parallel with the axial of mounting disc one (222), the width direction is on a parallel with the tangential direction of the circumference that mounting disc one (222) belongs to, permanent magnet one (223) are provided with a plurality ofly and arrange along the circumferential direction array that mounting disc one (222) belongs to.
As a further optimization or improvement of the present solution.
The auxiliary stator (310) comprises an annular mounting frame (311) which is located between a support bracket (105) and a limiting ring (102) and coaxially sleeved outside a main shaft (211), external protrusions (312) are fixedly arranged on the outer circular surface of the mounting frame (311), the external protrusions (312) are arranged in a four-way mode and are arranged in an array mode along the circumferential direction where the mounting frame (311) is located, the external protrusions (312) correspond to guide rods (103) one by one, the external protrusions (312) are movably sleeved on the guide rods (103), sliding guide matching is formed between the external protrusions (312) and the guide rods (103) along the axial direction parallel to the main shaft (221), an annular connecting plate (314) is coaxially and fixedly arranged on one end face, close to the limiting ring (102), of the connecting plate (314), an annular mounting ring II (313) is coaxially and fixedly arranged on one end face, close to the limiting ring (102), of the mounting ring II (313), a mounting cone I (315) is arranged on one end face, and a mounting cone (315 The size of an opening formed by the first mounting cone surface (315) is narrowed from the support bracket (105) to the position between the limiting rings (102), a second armature winding (316) which is obliquely arranged is fixedly embedded on the first mounting cone surface (315), the inclination angle of the second armature winding (316) is consistent with that of the first mounting cone surface (315), the second armature winding (316) is provided with a plurality of armature windings which are arrayed along the circumferential direction where the second mounting ring (313) is located, and the second armature winding (316) is far away from the limiting rings (102) in the initial state.
As a further optimization or improvement of the present solution.
The auxiliary rotor (320) comprises a second mounting disk (321) which is coaxially and fixedly sleeved on the main shaft (221) and located on one side of the first mounting disk (222), the second mounting disk (321) and the first mounting disk (222) are arranged in an equal diameter mode and are fixedly connected with each other close to one end face, away from the first mounting disk (22), of the second mounting disk (321) is provided with a second mounting conical surface (322), the second mounting conical surface (322) and the first mounting conical surface (315) are oppositely arranged and are parallel to each other, rectangular second permanent magnets (323) are fixedly embedded on the second mounting conical surface (322), the length direction of the second permanent magnets (323) is parallel to the inclination direction of the second mounting conical surface (322), the width direction of the second permanent magnets is parallel to the tangent direction of the circumference where the second mounting disk (321) is located, the second permanent magnets (323) are provided with two permanent magnets and are arranged in an array mode along the circumference direction where the second mounting disk (321) is located, the second permanent magnets (323) and the force is drive regulated.
As a further optimization or improvement of the present solution.
The outer circular surface of the shell (101) is fixedly provided with a first junction box (110) and a second junction box (120), the first junction box (110) is used for laying the connection of a circuit communicated with the first armature winding (212), and the second junction box (120) is used for laying the connection of a circuit communicated with the second armature winding (316).
Compared with the prior art, the auxiliary motor has the advantages that the structure is ingenious, the principle is simple, the operation and the use are convenient, the auxiliary motors are arranged on two sides of the main motor, the rotors of the auxiliary motors and the rotors of the main motor are integrated, the stators of the auxiliary motors and the rotors of the auxiliary motors are far away from each other in an initial state, the magnetic force for driving the stators to rotate is weak, the torque of a main shaft of the main motor is improved by enabling the stators of the auxiliary motors and the rotors of the auxiliary motors to be close to each other, the power increase of the main motor is realized, and when the rotating speed of the main shaft is increased to the maximum, the rotating speed of the main shaft is further improved by enabling the stators of.
Drawings
Fig. 1 is a schematic view of the overall structure of the present invention.
Fig. 2 is a schematic view of the overall structure of the present invention.
Fig. 3 is a schematic view of the overall structure of the present invention.
Fig. 4 is a schematic view of the overall structure of the present invention.
Fig. 5 is an installation diagram of the main motor.
Fig. 6 is an installation diagram of the main motor.
Fig. 7 is a matching view of the main motor and the mounting case.
Fig. 8 is a schematic structural view of the main stator.
Fig. 9 is a schematic structural view of the main rotor.
Fig. 10 is a view showing the mounting of the housing to the spindle.
Fig. 11 is an installation view of the auxiliary motor.
Fig. 12 is a schematic structural view of the auxiliary stator.
Fig. 13 is an exploded view of the auxiliary stator.
Fig. 14 is a partial fitting view of the auxiliary stator.
Fig. 15 is a view showing the auxiliary rotor and the main shaft.
Fig. 16 is a schematic structural view of the auxiliary rotor.
Fig. 17 is a matching diagram of the power increasing speed regulating device and the auxiliary stator.
Fig. 18 is a matching diagram of the power increasing speed regulating device and the auxiliary stator.
Fig. 19 is a partial structure schematic diagram of the power increasing and speed regulating device.
Fig. 20 is a partial structure schematic diagram of the power increasing and speed regulating device.
Labeled as:
100. installing a shell; 101. a housing; 102. a limiting ring; 103. a guide bar; 104. a limit bolt; 105. a support bracket; 106. a stabilizing sleeve; 107. a bearing; 110. a first junction box; 120. a second junction box;
200. a main motor; 210. a main stator; 211. mounting a ring I; 212. an armature winding I; 220. a main rotor; 221. a main shaft; 222. mounting a first disc; 223. a first permanent magnet;
300. an auxiliary motor; 310. an auxiliary stator; 311. a mounting frame; 312. an external bulge; 313. a second mounting ring; 314. a connecting plate; 315. mounting a first conical surface; 316. an armature winding II; 320. an auxiliary rotor; 321. mounting a second plate; 322. mounting a conical surface II; 323. a second permanent magnet; 330. a linkage frame;
400. a power increasing and speed regulating device; 401. a guide groove; 402. a cover plate; 403. pushing the sliding block; 404. a rack; 405. an inner sinking groove; 406. a gear; 407. a stepper motor.
Detailed Description
A double-auxiliary superimposed power-increasing three-stator brushless permanent magnet motor comprises an installation enclosure 100, a main motor 200, an auxiliary motor 300 and a power-increasing speed-regulating device 400, wherein the main motor 200 is arranged in the installation enclosure 100, the auxiliary motor 300 is arranged outside the installation enclosure 100, the auxiliary motor 300 is provided with two sides which are respectively positioned at one side of the main motor 200, the power-increasing speed-regulating device 400 is fixedly arranged outside the installation enclosure 100, the main motor 200 comprises a main stator 210, the auxiliary motor 300 comprises an auxiliary stator 310, an auxiliary rotor 320 and an independent electronic commutator and rotor position sensor, the auxiliary rotor 320 is coaxially and fixedly connected with the main rotor 220, the auxiliary rotor 320 is movably arranged and the distance between the auxiliary rotor 320 and the auxiliary stator 310 is adjustable, the auxiliary rotor 320 and the auxiliary stator 310 are far away from each other in an initial state, and the power-increasing speed-regulating device 400 is used for adjusting the distance between the auxiliary rotor 320 and the auxiliary stator 310.
Specifically, the electronic commutator includes two parts, namely a power conversion circuit and a control circuit, and the electronic commutator is matched with the position sensor to control the direct current sequence of the windings in the main stator 210/the auxiliary stator 310 and to keep the magnetic field generated by the main rotor 220 and the magnetic field generated by the main stator 210/the magnetic field generated by the auxiliary rotor 320 and the magnetic field generated by the auxiliary stator 310 at a ninety-degree spatial angle all the time, and the electronic commutator and the position sensor are consistent with the prior art and are not described herein.
In the working process, the independent electronic commutator and the position sensor are matched with each other to electrify the windings in the main stator 210 according to a certain sequence, the magnetic field generated by the main rotor 220 and the magnetic field generated by the main stator 210 are at a ninety-degree space angle to generate torque to drive the main rotor 220 to rotate, when the power of the main motor 200 needs to be improved and the torque of the main rotor 220 needs to be increased, the power-increasing speed regulating device 400 is started to drive the auxiliary rotor 320 to approach the auxiliary stator 310 to move mutually, then the independent electronic commutator and the position sensor are matched with each other to electrify the windings in the auxiliary stator 310 according to a certain sequence, the magnetic field generated by the auxiliary rotor 320 and the magnetic field generated by the auxiliary stator 310 interact and are at a ninety-degree space angle to generate torque, the torque of the main rotor 220 is increased and the power of the main motor 200 is increased; when the rotation speed of the main rotor 220 needs to be increased, the power-increasing speed-regulating device 400 is started to drive the auxiliary rotor 320 to move away from the auxiliary stator 310, so that the interaction between the magnetic field generated by the auxiliary rotor 320 and the magnetic field generated by the auxiliary stator 310 is weakened, and the rotation speed of the main rotor 220 is increased.
In order to facilitate the installation of the main stator 210, the installation enclosure 100 includes an annular housing 101, the main stator 210 includes a first installation ring 211 coaxially and fixedly embedded on an inner circumferential surface of the housing 101, a first armature winding 212 is fixedly embedded on the inner circumferential surface of the first installation ring 211, the first armature winding 212 is provided with a plurality of first armature windings and is arranged in an array manner along a circumferential direction where the first installation ring 211 is located, in order to constrain the first armature winding 212, a limit ring 102 is coaxially and fixedly arranged on a side surface of the housing 101, and the limit ring 102 is arranged opposite to the first armature winding 212.
In order to facilitate the installation of the main rotor 220, the outer side surface of the limit ring 102 is fixedly provided with four guide rods 103 which are parallel to the axial direction of the shell 101 and extend outwards, the guide rods 103 are arranged in an array manner along the circumferential direction where the limit ring 102 is located, the guide rods 103 are fixedly sleeved with the support bracket 105, in order to avoid the support bracket 105 from falling off, one end of each guide rod 103, which is far away from the limit ring 102, is coaxially and fixedly provided with a limit bolt 104 for restraining the support bracket 105, the support bracket 105 is fixedly provided with a stabilizing sleeve 106 which is coaxially arranged with the shell 101, the stabilizing sleeve 106 is fixedly connected with the support bracket 105 into a whole, the main rotor 220 is coaxially and rotatably arranged in the two stabilizing sleeves 106 which are symmetrically arranged from left to right, the main rotor 220 comprises a main shaft 221 which is coaxially and movably arranged in the two stabilizing sleeves 106, a bearing 107 is fixedly sleeved between the main shaft 221 and the stabilizing sleeve 106, the main shaft 221 is coaxially and fixedly provided Between the first group 212, a rectangular permanent magnet one 223 is embedded on the outer circumferential surface of the first mounting disk 222, the length direction of the permanent magnet one 223 is parallel to the axial direction of the first mounting disk 222, the width direction of the permanent magnet one 223 is parallel to the tangential direction of the circumference where the first mounting disk 222 is located, and the permanent magnet one 223 is provided with a plurality of permanent magnets and is arranged in an array along the circumferential direction where the first mounting disk 222 is located.
In order to facilitate the installation of the auxiliary stator 310, the auxiliary stator 310 includes an annular mounting frame 311 which is located between the support bracket 105 and the limit ring 102 and coaxially sleeved outside the main shaft 211, an external protrusion 312 is fixedly arranged on an outer circumferential surface of the mounting frame 311, four external protrusions 312 are arranged and arranged in an array along a circumferential direction of the mounting frame 311, the external protrusions 312 correspond to the guide rods 103 one by one, the external protrusions 312 are movably sleeved on the guide rods 103, the external protrusions 312 and the guide rods 103 form a sliding guide fit along an axial direction parallel to the main shaft 221, an annular connecting plate 314 is coaxially and fixedly arranged on an end surface of the mounting frame 311 close to the limit ring 102, an annular mounting ring two 313 is coaxially and fixedly arranged on an end surface of the connecting plate 314 close to the limit ring 102, one end surface of the mounting ring two 313 close to the limit ring 102 is provided with a mounting conical surface one 315, and an opening size formed by the mounting conical surface one 315 is narrowed, the first mounting conical surface 315 is fixedly embedded with a second armature winding 316 which is obliquely arranged, the inclination angle of the second armature winding 316 is consistent with that of the first mounting conical surface 315, the second armature winding 316 is provided with a plurality of armature windings and is arranged in an array manner along the circumferential direction of the second mounting ring 313, and the second armature winding 316 is far away from the limit ring 102 in the initial state.
In order to facilitate the installation of the auxiliary rotor 320, the auxiliary rotor 320 comprises a second mounting disk 321 which is coaxially and fixedly sleeved on the main shaft 221 and located on one side of the first mounting disk 222, the second mounting disk 321 and the first mounting disk 222 are arranged in an equal diameter mode and are fixedly connected with each other by being close to one end face, away from the first mounting disk 22, of the second mounting disk 321 is provided with a second mounting conical surface 322, the second mounting conical surface 322 and the first mounting conical surface 315 are oppositely arranged and are mutually parallel, a rectangular second permanent magnet 323 is fixedly embedded on the second mounting conical surface 322, the length direction of the second permanent magnet 323 is parallel to the inclination direction of the second mounting conical surface 322, the width direction of the second permanent magnet 323 is parallel to the tangential direction of the circumference where the second mounting disk 321 is located, the two permanent magnets 323 are arranged in an array along the circumferential direction where the second mounting disk 321 is located.
During the operation of the main motor 200, the independent electronic commutator and the position sensor are matched with each other to electrify the armature winding I212 according to a certain sequence, the armature winding I212 generates a magnetic field which always keeps a space angle of ninety degrees with the permanent magnet I223, under the action of the magnetic force, the main shaft 221 forms torque and rotates around the axis of the main shaft 221, and the output shaft of the main shaft 221 is connected with an external device and outputs power outwards.
In the working process of the auxiliary motor 300, when the output power of the main motor 200 needs to be increased, the power-increasing speed-regulating device 400 starts to operate and drives the mounting frame 311 to slide along the guide rod 103 and close to the limit ring 102, the mounting frame 311 drives the auxiliary stator 310 to integrally slide close to the limit ring 102 synchronously, the distance between the armature winding II 316 and the permanent magnet II 323 gradually decreases and approaches to each other, then, an independent electronic commutator and a position sensor are matched with each other to electrify the armature winding II 316 according to a certain sequence, the armature winding II 316 generates a magnetic field, the magnetic field always keeps a ninety-degree space angle with the permanent magnet II 323, under the action of the magnetic force, the torque of the main shaft 221 is increased, and the output power of the main motor 200 is increased; thereafter, when the main shaft 221 needs to be lifted, specifically, the power increasing and speed adjusting device 400 starts to operate and drives the mounting frame 311 to slide along the guide rod 103 away from the limit ring 102, the magnetic force between the magnetic field generated by the armature winding two 316 and the magnetic field generated by the permanent magnet two 323 is gradually weakened, and the rotating speed of the main shaft 221 is gradually increased.
As a more optimized scheme of the invention, in order to facilitate the wiring of a circuit, a first junction box 110 and a second junction box 120 are fixedly arranged on the outer circumferential surface of the shell 101, the first junction box 110 is used for connecting and laying a circuit communicated with a first armature winding 212, and the second junction box 120 is used for connecting and laying a circuit communicated with a second armature winding 316.
In order to adjust the distance between the auxiliary rotor 320 and the auxiliary stator 310, the mounting frame 311 is fixedly provided with a linkage frame 330, the distance between the auxiliary rotor 320 and the auxiliary stator 310 is controlled by driving the linkage frame 300 to move close to or away from the limit ring 102, the power-increasing speed-adjusting device 400 comprises two guide grooves 401 fixedly arranged on the outer circular surface of the casing 101 and penetrating left and right along the axial direction parallel to the casing 101, the guide grooves 401 are arranged in parallel and at intervals, a cover plate 402 is fixedly arranged at the notch of the guide grooves 401, rectangular pushing sliders 403 arranged parallel to the axial direction of the casing 101 are movably arranged in the guide grooves 401, the two pushing sliders are arranged in central symmetry along the radial direction of the casing 101, the pushing sliders 403 extend to the outer part of the guide grooves 401 along the length direction thereof, and sliding guide fit is formed between the pushing sliders 403 and the guide grooves 401 along the axial direction parallel to the casing 101, the outer circular surface of the shell 101 is further provided with a circular inner sinking groove 405, the inner sinking groove 405 is located between the two guide grooves 401 and is connected and communicated with the guide grooves 401, the groove depth direction of the inner sinking groove 405 is arranged along the radial direction of the shell 101, a gear 406 is coaxially and rotatably arranged in the inner sinking groove 405, racks 404 meshed with the gear 406 are arranged on one end face, close to each other, of the pushing sliding blocks 403, one end of one pushing sliding block 403 is fixedly connected with the left-side linkage frame 330, the other end of the pushing sliding block 403 movably penetrates through the right-side linkage frame 330, one end of the other pushing sliding block 403 is fixedly connected with the right-side linkage frame 330, and the other end of the pushing sliding block 403 movably penetrates through the left-side linkage frame 330.
Specifically, in order to drive the gear 406 to rotate, a stepping motor 407 is fixedly arranged on the cover plate 402, and an output shaft of the stepping motor 407 movably penetrates through the cover plate 402 and is coaxially and fixedly connected with the gear 406.
In the working process of the power increasing and speed regulating device 400, when the auxiliary stator 310 needs to be moved close to the auxiliary rotor 320, a user starts the stepping motor 407 to rotate forward, the stepping motor 407 rotates the driving gear 406 clockwise, the gear 406 drives the two abutting sliding blocks 403 to slide close to each other along the guiding direction of the guiding groove 401, the abutting sliding blocks 403 drive the linkage frame 330 to slide close to each other, the linkage frame 330 drives the auxiliary stator 310 to slide close to the auxiliary rotor 320, the armature winding two 316 and the electromagnet two 323 are close to each other, at this time, after the armature winding two 316 is electrified, the torque of the main shaft 221 is increased, the power of the main motor 200 is increased, and thereafter, when the auxiliary stator 310 needs to be moved away from the auxiliary rotor 320, the user starts the stepping motor 407 to rotate in a reverse direction, the stepping motor 407 drives the driving gear 406 to rotate counterclockwise, the gear 406 drives the two abutting sliding blocks 403 to slide away from each other, the pushing slider 403 drives the linking frame 330 to slide away from each other, and the linking frame 330 drives the auxiliary stator 310 to slide away from the auxiliary rotor 320, during which the rotation speed of the main shaft 221 gradually increases.
Claims (3)
1. The utility model provides a brushless permanent-magnet machine's increase merit component which characterized in that: the power-increasing speed-regulating device comprises an installation machine shell (100), a main motor (200), an auxiliary motor (300) and a power-increasing speed-regulating device (400), wherein the main motor (200) is arranged in the installation machine shell (100), the auxiliary motor (300) is arranged outside the installation machine shell (100) and two auxiliary motors (300) are respectively arranged on two sides of the main motor (200), the main motor (200) comprises a main stator (210), a main rotor (220) and independent electronic commutators and rotor position sensors, the auxiliary motor (300) comprises an auxiliary stator (310), an auxiliary rotor (320) and independent electronic commutators and rotor position sensors, the auxiliary rotor (320) is coaxially and fixedly connected with the main rotor (220), the auxiliary rotor (320) is movably arranged and the distance between the auxiliary rotor and the auxiliary stator (310) can be adjusted by external force driving, and the auxiliary rotor (320) and the auxiliary stator (310) are far away from each other in an initial state;
the mounting machine shell (100) comprises an annular shell (101), the main stator (210) comprises a first mounting ring (211) which is coaxially and fixedly embedded on the inner circular surface of the shell (101), a first armature winding (212) is fixedly embedded on the inner circular surface of the first mounting ring (211), the first armature winding (212) is provided with a plurality of first armature windings and is arranged in an array mode along the circumferential direction of the first mounting ring (211), a limiting ring (102) is coaxially and fixedly arranged on the side surface of the shell (101), and the limiting ring (102) is arranged opposite to the first armature winding (212);
the outer side surface of the limiting ring (102) is fixedly provided with guide rods (103) which are parallel to the axial direction of the shell (101) and extend outwards, the guide rods (103) are provided with four guide rods and are arranged in an array along the circumferential direction where the limiting ring (102) is located, a support bracket (105) is fixedly sleeved on the guide rods (103), one end, away from the limiting ring (102), of each guide rod (103) is coaxially and fixedly provided with a limiting bolt (104) used for restraining the support bracket (105), the support bracket (105) is fixedly provided with a stabilizing sleeve (106) which is coaxially arranged with the shell (101), and the stabilizing sleeve (106) is fixedly connected with the support bracket (105) into a whole;
the auxiliary stator (310) comprises an annular mounting frame (311) which is located between a support bracket (105) and a limiting ring (102) and coaxially sleeved outside a main shaft (211), external protrusions (312) are fixedly arranged on the outer circular surface of the mounting frame (311), the external protrusions (312) are arranged in a four-way mode and are arranged in an array mode along the circumferential direction where the mounting frame (311) is located, the external protrusions (312) correspond to guide rods (103) one by one, the external protrusions (312) are movably sleeved on the guide rods (103), sliding guide matching is formed between the external protrusions (312) and the guide rods (103) along the axial direction parallel to the main shaft (221), an annular connecting plate (314) is coaxially and fixedly arranged on one end face, close to the limiting ring (102), of the connecting plate (314), an annular mounting ring II (313) is coaxially and fixedly arranged on one end face, close to the limiting ring (102), of the mounting ring II (313), a mounting cone I (315) is arranged on one end face, and a mounting cone (315 The size of an opening formed by the first mounting cone surface (315) is narrowed from the support bracket (105) to the position between the limiting rings (102), a second armature winding (316) which is obliquely arranged is fixedly embedded on the first mounting cone surface (315), the inclination angle of the second armature winding (316) is consistent with that of the first mounting cone surface (315), the second armature winding (316) is provided with a plurality of armature windings which are arrayed along the circumferential direction of the second mounting ring (313), and the second armature winding (316) is far away from the limiting rings (102) in the initial state;
the power-increasing speed-regulating device (400) comprises two guide grooves (401) which are fixedly arranged on the outer circular surface of the shell (101) and penetrate through the shell (101) in the left-right direction along the axial direction parallel to the shell, the guide grooves (401) are arranged in parallel and are arranged at intervals, a cover plate (402) is fixedly arranged at the notch of each guide groove (401), rectangular pushing sliders (403) which are arranged in parallel to the axial direction of the shell (101) are movably arranged in each guide groove (401), the two pushing sliders (403) form central symmetry arrangement along the radial direction of the shell (101), the pushing sliders (403) extend to the outer portion of each guide groove (401) along the length direction of the pushing sliders, sliding guide matching is formed between the pushing sliders (403) and the guide grooves (401) along the axial direction parallel to the shell (101), and circular inner sunken grooves (405) are further formed in the outer circular surface of the shell (101), the inner sinking groove (405) is located between the two guide grooves (401) and is connected and communicated with the guide grooves (401), the groove depth direction of the inner sinking groove (405) is arranged along the radial direction of the shell (101), a gear (406) is coaxially and rotatably arranged in the inner sinking groove (405), racks (404) meshed with the gear (406) are arranged on the abutting sliding blocks (403) close to one end face, one end of each abutting sliding block (403) is fixedly connected with the linkage frame (330) on the left side, the other end of each abutting sliding block (403) movably penetrates through the linkage frame (330) on the right side, one end of each abutting sliding block (403) is fixedly connected with the linkage frame (330) on the right side, and the other end of each abutting sliding block (403) movably penetrates through the linkage frame (330) on the left side.
2. The power increasing member of a brushless permanent magnet motor according to claim 1, wherein: the auxiliary rotor (320) comprises a second mounting disk (321) which is coaxially and fixedly sleeved on the main shaft (221) and located on one side of the first mounting disk (222), the second mounting disk (321) and the first mounting disk (222) are arranged in an equal diameter mode and are fixedly connected with each other close to one end face, away from the first mounting disk (22), of the second mounting disk (321) is provided with a second mounting conical surface (322), the second mounting conical surface (322) and the first mounting conical surface (315) are oppositely arranged and are parallel to each other, rectangular second permanent magnets (323) are fixedly embedded on the second mounting conical surface (322), the length direction of the second permanent magnets (323) is parallel to the inclination direction of the second mounting conical surface (322), the width direction of the second permanent magnets is parallel to the tangent direction of the circumference where the second mounting disk (321) is located, the second permanent magnets (323) are provided with two permanent magnets and are arranged in an array mode along the circumference direction where the second mounting disk (321) is located, the second permanent magnets (323) and the force is drive regulated.
3. The power increasing member of a brushless permanent magnet motor according to claim 1, wherein: the outer circular surface of the shell (101) is fixedly provided with a first junction box (110) and a second junction box (120), the first junction box (110) is used for laying the connection of a circuit communicated with the first armature winding (212), and the second junction box (120) is used for laying the connection of a circuit communicated with the second armature winding (316).
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| CN201911008625.1A CN110635644B (en) | 2019-10-23 | 2019-10-23 | Power increasing component of brushless permanent magnet motor |
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| DE19500112A1 (en) * | 1995-01-04 | 1996-07-11 | Philips Patentverwaltung | Electric drive device with more than one permanent magnet excited rotor |
| JP3625250B2 (en) * | 1998-05-14 | 2005-03-02 | 松下電器産業株式会社 | Dye-labeled polymerized antibody and method for producing the same |
| WO2003077403A1 (en) * | 2002-03-08 | 2003-09-18 | Zepp Lawrence P | Brushless permanent magnet motor or alternator with variable axial rotor/stator alignment to increase speed capability |
| EP3358723A1 (en) * | 2002-12-20 | 2018-08-08 | Tai-Her Yang | Electrical machine with structure for axially moving the rotor using centrifugal force |
| CN101989800A (en) * | 2009-08-03 | 2011-03-23 | 李振领 | Direct current (DC) permanent magnet motor |
| CN202014189U (en) * | 2011-04-18 | 2011-10-19 | 黄耀清 | Permanent magnetic speed regulator and speed regulating mechanism with same |
| US8823331B2 (en) * | 2011-09-15 | 2014-09-02 | Lovejoy Controls Corporation | Permanent magnet generator |
| CN103944311A (en) * | 2014-04-26 | 2014-07-23 | 滨州市金诺机电科技有限公司 | Magnetic field regulating method for permanent magnet motor and permanent magnet motor high in magnetism regulation capacity |
| CN109802537B (en) * | 2018-12-27 | 2019-12-17 | 六安江淮电机有限公司 | dual-rotor variable-torque energy-saving vehicle-mounted disc type motor |
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| 机载多功能调压器的设计和实现;陈奎等;《计算机测量与控制》;20160725(第07期);全文 * |
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Effective date of registration: 20201118 Address after: 528329 Foshan City, Foshan City, Guangdong Province, Shunde District, Junan District, Junan North Road, Junan North Road, two, two Applicant after: FOSHAN SHUNDE KEBALING MOTOR Co.,Ltd. Address before: 230000 Zhenghui youchan office, 17 / F, block B, West Greenland center, Susong Road, Baohe District, Hefei City, Anhui Province Applicant before: Lu'an Zhenghui youchan Electromechanical Technology Co.,Ltd. |
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