CN209419451U - A kind of three-phase brushless motor dual-rotor structure - Google Patents
A kind of three-phase brushless motor dual-rotor structure Download PDFInfo
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- CN209419451U CN209419451U CN201920446847.0U CN201920446847U CN209419451U CN 209419451 U CN209419451 U CN 209419451U CN 201920446847 U CN201920446847 U CN 201920446847U CN 209419451 U CN209419451 U CN 209419451U
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- stator
- brushless motor
- wall
- phase brushless
- stator core
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Abstract
The utility model relates to three-phase brushless motor technical fields, and disclose a kind of three-phase brushless motor dual-rotor structure, including stator fixed disk, the stator mounting hole for running through and extending on the right side of stator fixed disk is offered on the left of the stator fixed disk, the internal activity of the stator mounting hole is equipped with positioning pin, the outer wall of the positioning pin and be located at stator fixed disk on the right side of be socketed with fixture nut, stator core is fixedly installed on the left of positioning pin, the outer wall of the stator core is wound with copper coil.The three-phase brushless motor dual-rotor structure, when battery pack by the way that the conventional brush-less motor of same wattage and voltage and the dual dynamic brushless motor to be also turned on to the identical amperage of input and voltage, the dual dynamic brushless motor has more one times of power output than traditional brushless motor, torque is consequently increased, achieve the effect that high-efficiency double-rotor is driven, to improve the utilization rate of the energy.
Description
Technical field
The utility model relates to three-phase brushless motor technical field, specially a kind of three-phase brushless motor dual-rotor structure.
Background technique
Three-phase brushless motor is the one kind for leaning on while accessing the power supply of 380 volts of three-phase alternating-current supplies (120 degree of phase difference)
Motor is deposited since the rotor of three-phase brushless motor is rotated with different rotational speed differences in the same direction from stator rotating excitation field
In revolutional slip, so being three-phase brushless motor, after the threephase stator winding of motor is passed through three-phase symmetrical alternating current, will generate
One rotating excitation field, the rotating excitation field cutting rotor winding, to generate induced current in rotor windings, (rotor windings are to close
Close access), the rotor conductor of current-carrying will generate electromagnetic force under the effect of stator rotating excitation field, to form electricity on machine shaft
Magnetic torque, drive motor rotation, and motor direction of rotation and rotating excitation field direction phase, when conductor is in magnetic field internal cutting magnetic force
When line, induced current is generated in conductor, the title of " induction machine " is come therefrom, the synergy in induced current and magnetic field to
Rotor applies driving force.
Traditional three-phase brushless motor generally uses single rotor power output, needs multiple motors for multiple driving devices
Or gear is driven, the problems such as causing energy utilization rate low, so a kind of three-phase brushless motor dual-rotor structure is proposed to solve
The certainly above problem.
Utility model content
(1) the technical issues of solving
In view of the deficiencies of the prior art, the utility model provides a kind of three-phase brushless motor dual-rotor structure, has height
The advantages that imitating birotor transmission, solves traditional three-phase brushless motor and generally uses single rotor power output, for multiple drives
Dynamic device needs multiple motors or gear to be driven, and causes the problem that energy utilization rate is low.
(2) technical solution
For the purpose for realizing the transmission of above-mentioned high-efficiency double-rotor, the utility model is provided the following technical solutions: a kind of three-phase without
Brush motor dual-rotor structure, including stator fixed disk, offer that run through and extend to stator solid on the left of the stator fixed disk
Stator mounting hole on the right side of price fixing, the internal activity of the stator mounting hole are equipped with positioning pin, the outer wall of the positioning pin and
It is socketed with fixture nut on the right side of stator fixed disk, stator core, the stator iron are fixedly installed on the left of positioning pin
The outer wall of core is wound with copper coil, and the copper coil includes A polar curve circle, B polar curve circle and C polar curve circle, the stator fixed disk
Left side and it is located on the inside of stator core and is fixedly installed with first bearing, the internal activity of the first bearing is equipped with through simultaneously
Extend to the first output shaft on the left of stator core, the inner wall left side of the stator core and the outer wall set for being located at the first output shaft
It is connected to second bearing, the outer wall of the second bearing is fixedly installed with the first fixation for extending to first bearing outer wall and fixation
Frame, the outer wall of first fixed frame are fixedly installed with first your Magnmet rotor, the left side of the stator core and are located at first
The outer wall of output shaft is fixedly installed with 3rd bearing, and the outer wall of the 3rd bearing is fixedly installed with the second fixed frame, and described
The inner wall of two fixed frames is fixedly installed with second your Magnmet rotor, the left side of second fixed frame and is located at the first output shaft
Periphery is fixedly installed with the second output shaft.
Preferably, the stator core is circular drum frame.
Preferably, the A polar curve circle, B polar curve circle and C polar curve circle are on stator core in angularly cross-distribution.
Preferably, the quantity of the stator mounting hole is four.
Preferably, four stator mounting holes are isodistantly spaced distribution in stator fixed disk.
Preferably, the outer wall of the positioning pin offers the screw thread being meshed with fixture nut.
(3) beneficial effect
Compared with prior art, the utility model provides a kind of three-phase brushless motor dual-rotor structure, and having following has
Beneficial effect:
The three-phase brushless motor dual-rotor structure, by being respectively turned on three intersections to A polar curve circle, B polar curve circle and C polar curve circle
Galvanic electricity source generates rotary magnetic since the current direction on A polar curve circle, B polar curve circle and C polar curve circle is different on stator core
, first your Magnmet rotor of rotating excitation field cutting simultaneously generates induced current, and the first of current-carrying the your Magnmet rotor is revolved in stator core
Turn to generate electromagnetic force under the action of magnetic field, to form electromagnetic torque on the first fixed frame, the drive first of the first fixed frame is defeated
Shaft rotation, similarly, second your Magnmet rotor of rotating excitation field cutting simultaneously generate induced current, and the second of current-carrying the your Magnmet rotor exists
Electromagnetic force is generated under the action of stator core rotating excitation field, so that electromagnetic torque is formed on the second fixed frame, the second fixed frame
It drives the second output shaft to rotate, achievees the effect that birotor is driven, consolidated by forming electromagnetic torque and second on the first fixed frame
Determine to form electromagnetic torque interaction on frame, so that the torque of the three-phase brushless motor is increased, compared with conventional three-phase motor,
The conventional brush-less motor of same wattage and voltage and the dual dynamic brushless motor are also turned on the identical amperage of input and volt
When several battery packs, which has more one times of power output, torque than traditional brushless motor
Increase therewith, achievees the effect that high-efficiency double-rotor is driven, to improve the utilization rate of the energy.
Detailed description of the invention
FIG. 1 is a schematic structural view of the utility model；
Fig. 2 is the utility model structure left view sectional view.
In figure: 1 stator fixed disk, 2 stator mounting holes, 3 positioning pins, 4 fixture nuts, 5 stator cores, 6 copper coils, 7 A
Polar curve circle, 8 B polar curve circles, 9 C polar curve circles, 10 first bearings, 11 first output shafts, 12 second bearings, 13 first fixed frames, 14
First your Magnmet rotor, 15 3rd bearings, 16 second fixed frames, 17 second your Magnmet rotors, 18 second output shafts.
Specific embodiment
The following will be combined with the drawings in the embodiments of the present invention, carries out the technical scheme in the embodiment of the utility model
Clearly and completely describe, it is clear that the described embodiments are only a part of the embodiments of the utility model, rather than whole
Embodiment.Based on the embodiments of the present invention, those of ordinary skill in the art are without making creative work
Every other embodiment obtained, fall within the protection scope of the utility model.
A kind of three-phase brushless motor dual-rotor structure referring to FIG. 1-2, including stator fixed disk 1, stator fixed disk 1
Left side offers the stator mounting hole 2 for running through and extending to the right side of stator fixed disk 1, and the quantity of stator mounting hole 2 is four, and four
A stator mounting hole 2 is isodistantly spaced distribution in stator fixed disk 1, and the internal activity of stator mounting hole 2 is equipped with positioning pin 3,
The outer wall of positioning pin 3 and the right side for being located at stator fixed disk 1 are socketed with fixture nut 4, and the left side of positioning pin 3 is fixedly installed with fixed
Sub- iron core 5, the outer wall of stator core 5 are wound with copper coil 6, and copper coil 6 includes A polar curve circle 7, B polar curve circle 8 and C polar curve circle 9,
Stator core 5 is circular drum frame, and A polar curve circle 7, B polar curve circle 8 and C polar curve circle 9 are on stator core 5 in angularly intersection point
Cloth, the left side of stator fixed disk 1 and the inside for being located at stator core 5 are fixedly installed with first bearing 10, first bearing 10 it is interior
Portion is movably installed with the first output shaft 11 for running through and extending to the left side of stator core 5, on the left of the inner wall of stator core 5 and is located at
The outer wall of first output shaft 11 is socketed with second bearing 12, and the outer wall of second bearing 12, which is fixedly installed with, extends to first bearing 10
Outer wall and the first fixed frame 13 of fixation, the outer wall of the first fixed frame 13 are fixedly installed with first your Magnmet rotor 14, stator iron
The left side of core 5 and the outer wall for being located at the first output shaft 11 are fixedly installed with 3rd bearing 15, the fixed peace of the outer wall of 3rd bearing 15
Equipped with the second fixed frame 16, the inner wall of the second fixed frame 16 is fixedly installed with second your Magnmet rotor 17, and the outer wall of positioning pin 3 is opened
Equipped with the screw thread being meshed with fixture nut 4, the fixed peace in the left side of the second fixed frame 16 and the periphery for being located at the first output shaft 11
Equipped with the second output shaft 18, by being respectively turned on three-phase alternating-current supply to A polar curve circle 7, B polar curve circle 8 and C polar curve circle 9, due to A
Current direction on polar curve circle 7, B polar curve circle 8 and C polar curve circle 9 is different and generates rotating excitation field on stator core 5, rotary magnetic
First your Magnmet rotor 14 of cutting simultaneously generates induced current, and the first of current-carrying your Magnmet rotor 14 is in 5 rotary magnetic of stator core
Electromagnetic force is generated under the action of, to form electromagnetic torque on the first fixed frame 13, the drive first of the first fixed frame 13 is defeated
Shaft 11 rotates, and similarly, second your Magnmet rotor 17 of rotating excitation field cutting simultaneously generates induced current, and the second of current-carrying the your magnet turns
Son 17 generates electromagnetic force under the action of 5 rotating excitation field of stator core, so that electromagnetic torque is formed on the second fixed frame 16, the
Two fixed frames 16 drive the rotation of the second output shaft 18, achieve the effect that birotor is driven, by forming electricity on the first fixed frame 13
Electromagnetic torque interaction is formed in magnetic torque and the second fixed frame 16, so that the torque of the three-phase brushless motor is increased, with
Conventional three-phase motor is compared, and the conventional brush-less motor of same wattage and voltage and the dual dynamic brushless motor are also turned on
When inputting the battery pack of identical amperage and voltage, which has more one times than traditional brushless motor
Power output, torque are consequently increased, and achieve the effect that high-efficiency double-rotor is driven, to improve the utilization rate of the energy.
In conclusion the three-phase brushless motor dual-rotor structure, by dividing to A polar curve circle 7, B polar curve circle 8 and C polar curve circle 9
Not Jie Tong three-phase alternating-current supply, due to the current direction on A polar curve circle 7, B polar curve circle 8 and C polar curve circle 9 it is different and in stator iron
Generate rotating excitation field on core 5, your Magnmet rotor 14 of rotating excitation field cutting first simultaneously generates induced current, the first of current-carrying your magnet
Rotor 14 generates electromagnetic force under the action of 5 rotating excitation field of stator core, so that electromagnetic torque is formed on the first fixed frame 13,
First fixed frame 13 drives the rotation of the first output shaft 11, and similarly, second your Magnmet rotor 17 of rotating excitation field cutting simultaneously generates induction
Electric current, the second of current-carrying the your Magnmet rotor 17 generate electromagnetic force under the action of 5 rotating excitation field of stator core, thus solid second
Determine to form electromagnetic torque on frame 16, the second fixed frame 16 drives the rotation of the second output shaft 18, achievees the effect that birotor is driven, leads to
It crosses on the first fixed frame 13 to be formed on electromagnetic torque and the second fixed frame 16 and forms electromagnetic torque interaction, to increase this
The torque of three-phase brushless motor, compared with conventional three-phase motor, by the conventional brush-less motor of same wattage and voltage and this pair
When ponderomotive force brushless motor is also turned on the battery pack for inputting identical amperage and voltage, the dual dynamic brushless motor is than passing
The brushless motor of system has more one times of power output, and torque is consequently increased, and achievees the effect that high-efficiency double-rotor is driven, to mention
The high utilization rate of the energy, solves traditional three-phase brushless motor and generally uses single rotor power output, for multiple drivings
Device needs multiple motors or gear to be driven, and causes the problem that energy utilization rate is low.
It should be noted that, in this document, relational terms such as first and second and the like are used merely to a reality
Body or operation are distinguished with another entity or operation, are deposited without necessarily requiring or implying between these entities or operation
In any actual relationship or order or sequence.Moreover, term " including " "comprising" or its any other variant be intended to
Non-exclusive inclusion, so that the process, method, article or equipment including a series of elements is not only wanted including those
Element, but also including other elements that are not explicitly listed, or further include for this process, method, article or equipment
Intrinsic element.In the absence of more restrictions, the element limited by sentence "including a ...", it is not excluded that
There is also other identical elements in process, method, article or equipment including the element.
While there has been shown and described that the embodiments of the present invention, for the ordinary skill in the art,
It is understood that these embodiments can be carried out with a variety of variations in the case where not departing from the principles of the present invention and spirit, repaired
Change, replacement and variant, the scope of the utility model is defined by the appended claims and the equivalents thereof.
Claims (6)
1. a kind of three-phase brushless motor dual-rotor structure, including stator fixed disk (1), it is characterised in that: the stator fixed disk
(1) the stator mounting hole (2) for running through and extending on the right side of stator fixed disk (1), the stator mounting hole (2) are offered on the left of
Internal activity be equipped with positioning pin (3), the outer wall of the positioning pin (3) and be located at stator fixed disk (1) on the right side of be socketed with
Fixture nut (4) is fixedly installed with stator core (5) on the left of positioning pin (3), and the outer wall of the stator core (5) is wound with
Copper coil (6), the copper coil (6) include A polar curve circle (7), B polar curve circle (8) and C polar curve circle (9), the stator fixed disk
(1) left side and being located on the inside of stator core (5) is fixedly installed with first bearing (10), the inside of the first bearing (10)
It is movably installed with the first output shaft (11) for running through and extending on the left of stator core (5), the inner wall of the stator core (5) is left
The side and outer wall for being located at the first output shaft (11) is socketed with second bearing (12), the outer wall of the second bearing (12) is fixedly mounted
There are the first fixed frame (13) for extending to first bearing (10) outer wall and fixation, the fixed peace of the outer wall of first fixed frame (13)
Equipped with first your Magnmet rotor (14), the left side of the stator core (5) and the fixed peace of the outer wall for being located at the first output shaft (11)
Outer wall equipped with 3rd bearing (15) 3rd bearing (15) is fixedly installed with the second fixed frame (16), second fixed frame
(16) inner wall is fixedly installed with second your Magnmet rotor (17), the left side of second fixed frame (16) and is located at the first output
The periphery of axis (11) is fixedly installed with the second output shaft (18).
2. a kind of three-phase brushless motor dual-rotor structure according to claim 1, it is characterised in that: the stator core
It (5) is circular drum frame.
3. a kind of three-phase brushless motor dual-rotor structure according to claim 1, it is characterised in that: the A polar curve circle
(7), B polar curve circle (8) and C polar curve circle (9) are on stator core (5) in angularly cross-distribution.
4. a kind of three-phase brushless motor dual-rotor structure according to claim 1, it is characterised in that: the stator mounting hole
(2) quantity is four.
5. a kind of three-phase brushless motor dual-rotor structure according to claim 4, it is characterised in that: four stator peaces
Dress hole (2) is isodistantly spaced distribution on stator fixed disk (1).
6. a kind of three-phase brushless motor dual-rotor structure according to claim 1, it is characterised in that: the positioning pin (3)
Outer wall offer the screw thread being meshed with fixture nut (4).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201920446847.0U CN209419451U (en) | 2019-04-03 | 2019-04-03 | A kind of three-phase brushless motor dual-rotor structure |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201920446847.0U CN209419451U (en) | 2019-04-03 | 2019-04-03 | A kind of three-phase brushless motor dual-rotor structure |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN209419451U true CN209419451U (en) | 2019-09-20 |
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ID=67945708
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201920446847.0U Expired - Fee Related CN209419451U (en) | 2019-04-03 | 2019-04-03 | A kind of three-phase brushless motor dual-rotor structure |
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| Country | Link |
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| CN (1) | CN209419451U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN111458402A (en) * | 2020-03-31 | 2020-07-28 | 中国航发动力股份有限公司 | Induction current device |
-
2019
- 2019-04-03 CN CN201920446847.0U patent/CN209419451U/en not_active Expired - Fee Related
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN111458402A (en) * | 2020-03-31 | 2020-07-28 | 中国航发动力股份有限公司 | Induction current device |
| CN111458402B (en) * | 2020-03-31 | 2023-08-29 | 中国航发动力股份有限公司 | Induced current device |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| GR01 | Patent grant | ||
| GR01 | Patent grant | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20190920 Termination date: 20210403 |
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| CF01 | Termination of patent right due to non-payment of annual fee |