CN108494129A - A kind of magnetic steel fixed structure of p-m rotor - Google Patents
A kind of magnetic steel fixed structure of p-m rotor Download PDFInfo
- Publication number
- CN108494129A CN108494129A CN201810511180.8A CN201810511180A CN108494129A CN 108494129 A CN108494129 A CN 108494129A CN 201810511180 A CN201810511180 A CN 201810511180A CN 108494129 A CN108494129 A CN 108494129A
- Authority
- CN
- China
- Prior art keywords
- slot
- magnet steel
- rotor core
- face
- wall
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
- Withdrawn
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Classifications
-
- 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
- H02K1/2753—Inner rotors the magnetisation axis of the magnets being perpendicular to the rotor axis the rotor consisting of two or more circumferentially positioned magnets the rotor consisting of magnets or groups of magnets arranged with alternating polarity
- H02K1/276—Magnets embedded in the magnetic core, e.g. interior permanent magnets [IPM]
Abstract
The invention discloses a kind of magnetic steel fixed structures of p-m rotor,Including axis,Rotor core and magnet steel,Pass through key connection between axis and rotor core,The outer wall of rotor core is evenly distributed with magnet steel slot,The bottom of magnet steel slot sets spring eye,The outer wall of rotor core be located at set at the top of magnet steel slot extend into magnet steel slot support head,Magnet steel is plugged in magnet steel slot,The magnet steel includes interior magnetic links portion,Rectangular interconnecting piece and outer steel piece portion,Interior magnetic links portion is inserted into magnet steel slot,Outer steel piece portion is located at the periphery of the outer wall of rotor core,Spring is set in spring eye,Spring resists interior magnetic links portion,The front end face of rotor core is bonded front apron,The rear end face of front apron is circumferentially evenly distributed with prelocalization slot,The rear end face of magnet steel is bonded rear baffle,Locating slot after the front end face of rear baffle is circumferentially uniformly distributed,Prelocalization slot and rear locating slot are front and back to be corresponded and is connected by parting bead.The present invention is quick and easy for installation, at low cost, good reliability and improves motor performance.
Description
Technical field
The present invention relates to motor component fields, more particularly, to a kind of magnetic steel fixed structure of p-m rotor.
Background technology
With the continuous improvement of permanent magnetic material performance and the development of motor technology, each neck of the magneto in national economy
Domain has obtained extremely extensive use, and p-m rotor is then the important component of magneto.
The magnet steel of p-m rotor is broadly divided into surface-mount type, built-in two kinds of structures.Durface mounted permanent magnet rotor is relative to built-in
For formula p-m rotor, weak-magnetic speed-regulating range is small, and power density is low, but fast with dynamic response, the small feature of torque pulsation,
It is suitable for servo-drive.Built-in type permanent-magnet rotor has been superimposed reluctance torque, the presence of reluctance torque on the basis of permanent-magnet torque
It is beneficial to improve overload capacity and power density, and is easy to weak-magnetic speed-regulating, but torque pulsation is big, leakage field protrusion.
Current magnet steel is that sectional type is pasted onto in shaft, expensive, and long-play is easy to fall off, and needs to be changed
Into.
Invention content
It is an object of the invention to overcome above-mentioned the deficiencies in the prior art, a kind of magnet steel fixed knot of p-m rotor is provided
Structure, quick and easy for installation, at low cost, good reliability and the performance for improving motor.
To achieve the goals above, the present invention adopts the following technical scheme that:
A kind of magnetic steel fixed structure of p-m rotor, including axis, the rotor core and circumference uniform distribution that are set on axis outer wall
Magnet steel on rotor core, by being keyed between the outer wall of the axis and the inner wall of rotor core, the rotor core
Outer wall circumference uniform distribution runs through the magnet steel slot of front/rear end, and the bottom middle of the magnet steel slot is equipped with pre-and post perforative positioning
The bottom of square groove, magnet steel slot is arranged with the bullet being spaced apart along the length direction of magnet steel slot positioned at the both sides of positioning square groove
Spring hole, the spring eye include that the through-hole being distributed with one heart up and down and the diameter of the first screw hole and through-hole are more than the straight of the first screw hole
Diameter, the outer wall of the rotor core is located at the head that supports for being equipped at the top of magnet steel slot and extending into magnet steel slot, described to support head
Projection in magnet steel slot bottom plugs magnet steel in the periphery of spring eye, the magnet steel slot, and the magnet steel includes by interior
To outer integrally formed interior magnetic links portion, rectangular interconnecting piece and outer steel piece portion, the interior magnetic links being located on the outside of rectangular interconnecting piece
It is formed between portion upper surface and outer steel piece subordinate end face and supports head insertion slot for what is stretched into head, the interior magnetic links portion is inserted into magnet steel
In slot, outer steel piece portion is located at the periphery of the outer wall of rotor core, and spring, the bottom of the spring are equipped in the through-hole
Portion inwardly spirals to form volute circle, and the first screw hole inside spin is screwed into spring set screw, and the spring set screw compresses
Firmly volute circle, the upper surface of the spring resist the lower face in interior magnetic links portion, and the front end face lower part in the interior magnetic links portion is set
There are ramp, the ramp to tilt gradually downward from front to back, the lower face front in the interior magnetic links portion, which is equipped with, erects downwards
The fixture block directly extended, the fixture block can along positioning square groove move and fixture block with positioning square groove clearance fit, the rotor core
Front end face be fitted and connected the front apron of annular, the rear end face of the front apron is circumferentially evenly distributed with prelocalization slot and locating convex block,
The inner wall of the bottom fitting locating convex block of the magnet steel slot, the rear end face of the front end face fitting front apron of the magnet steel, magnetic
Rear end face is bonded rear baffle, and the rear baffle is fixedly connected on the rear end face of rotor core, and the front end face of rear baffle is circumferentially equal
Locating slot after cloth, the prelocalization slot is corresponding one by one with before and after rear locating slot and is connected by parting bead, and prelocalization slot is determined with rear
The width a of position slot is equal with the width b of parting bead and parting bead is interference fitted with prelocalization slot and rear locating slot in width direction, described
The quantity of parting bead is twice of the quantity of magnet steel, and the lateral wall in each outer steel piece portion, which is bonded, abuts parting bead.
The outer wall of the axis is equipped with the first keyway, and the inner wall of the rotor core is equipped with the second keyway, first keyway
The space to form donating bond insertion is matched with the second keyway.
The front outer wall of the axis is equipped with circlip groove, and the rear portion outer wall of axis is equipped with axle bumper shoulder, the rear end of the rotor core
The fitting of face center resists axle bumper shoulder, and the front end face of rotor core is bonded clamping centrally through the baffle ring for being caught in circlip groove.
The rotor core is equipped with pre-and post perforative lightening hole, and the front/rear end of rotor core is equipped with the second screw hole.
The inner edge of the front apron extends inwardly to form the first journal stirrup, is installed through equipped with first on first journal stirrup
Second screw hole in hole, first mounting hole and rotor core front end face corresponds and by being screwed into rotor core front end face
Baffle fixing screws are fixed.
The inner edge of the rear baffle extends inwardly to form the second journal stirrup, is installed through equipped with second on second journal stirrup
Second screw hole in hole, second mounting hole and rotor core rear end face corresponds and by being screwed into rotor core rear end face
Baffle fixing screws are fixed.
The prelocalization slot and height of rear locating slot and the height of parting bead be equal and parting bead is positioned with prelocalization slot and afterwards
Slot is equal to the length of prelocalization slot, the length of rear locating slot and magnet steel in short transverse clearance fit, the length of the parting bead
The sum of length and parting bead are with prelocalization slot and rear locating slot in length direction clearance fit.
The beneficial effects of the invention are as follows:Surface-mount type distribution and built-in distribution are combined, in motor equal volume feelings
Moment coefficient, the power density that motor is substantially increased under condition, to improve the performance of motor;Magnet steel installs positioning side simultaneously
Just, at low cost and reliability greatly promotes.
Description of the drawings
Fig. 1 is the stereogram of the present invention;
Fig. 2 is the explosive view at the first visual angle of the present invention;
Fig. 3 is the explosive view at the second visual angle of the present invention;
Fig. 4 is the partial perspective view of the present invention (after removing a magnet steel);
Fig. 5 is the front view of the present invention;
Fig. 6 be Fig. 5 in A-A to sectional view;
Fig. 7 is the sectional view of B-B direction in Fig. 5;
Fig. 8 is the stereogram (removing front apron and rear baffle) of the present invention;
Fig. 9 is the stereogram of the rotor core of the present invention;
Figure 10 is the stereogram of the magnet steel of the present invention;
Figure 11 is the stereogram of the spring of the present invention;
Figure 12 is the stereogram of the parting bead of the present invention;
Figure 13 is the stereogram of the front apron of the present invention;
Figure 14 is the stereogram of the rear baffle of the present invention.
In figure:Axis 1, axle bumper shoulder 11, circlip groove 12, the first keyway 13, key 14, rotor core 2, magnet steel slot 21, positioning
Square groove 22, the second keyway 24, the second screw hole 25, lightening hole 26, supports head 27, the first screw hole 28, through-hole 29, magnet steel at spring eye 23
3, interior magnetic links portion 31, rectangular interconnecting piece 32, outer steel piece portion 33, ramp 34, fixture block 35, support head insertion slot 36, front apron 4,
Prelocalization slot 41, locating convex block 42, the first journal stirrup 43, the first mounting hole 44, rear baffle 5, rear locating slot 51, the second journal stirrup 52,
Second mounting hole 53, parting bead 6, baffle ring 7, spring set screw 8, spring 81, volute circle 82, baffle fixing screws 9.
Specific implementation mode
The invention will be further described with reference to the accompanying drawings and detailed description:
As shown in Fig. 1~Figure 14, a kind of magnetic steel fixed structure of p-m rotor, including axis 1, be set on 1 outer wall of axis
The magnet steel 3 of rotor core 2 and circumference uniform distribution on rotor core 2 leads between the outer wall and the inner wall of rotor core 2 of the axis 1
The connection of key 14 is crossed, the outer wall of the axis 1 is equipped with the first keyway 13, and the inner wall of the rotor core 2 is equipped with the second keyway 24, described
First keyway 13 and the second keyway 24 match the space to form the insertion of donating bond 14, and the rotation of such axis 1 drives rotor core 2 together
Rotation, the quantity of key 14 is two and in 120 degree distribution, that is, ensures transmission torque, but will not reduce axis 1 intensity (relative to
The case where two keys 14 are distributed in 180 degree).
The outer wall circumference uniform distribution of the rotor core 2 runs through the magnet steel slot 21 of front/rear end, the magnet steel slot 21
Bottom middle is equipped with pre-and post perforative positioning square groove 22, and the bottom of magnet steel slot 21 is symmetrically set positioned at the both sides of positioning square groove 22
It includes the through-hole being distributed with one heart up and down to have the spring eye 23 that the length direction along magnet steel slot 21 is spaced apart, the spring eye 23
29 and first the diameter of screw hole 28 and through-hole 29 be more than the diameter of the first screw hole 28, be equipped with spring 81, spring in the through-hole 29
81 outer diameter is suitable with the diameter of through-hole 29 (outer diameter of spring 81 is slightly smaller than the diameter of through-hole 29), the bottom of the spring 81
Portion inwardly spirals to form volute circle 82, and 28 inside spin of the first screw hole is screwed into spring set screw 8, the spring set screw
8 are pressed against volute circle 82, and spring set screw 8 is screwed to always until resisting volute circle 82 completely, can by spring set screw 8
To realize being reliably fixed for spring 81.
The outer wall of the rotor core 2 is located at the top of magnet steel slot 21 supports head equipped with what is extended into magnet steel slot 21
27, it can be understood as entire magnet steel slot 21 is convex shape structure, by realizing that the radial of magnet steel 3 limits to first 27.
The projection to head 27 in 21 bottom of magnet steel slot is located at the periphery of spring eye 23, in this way to spring 81 and spring
The installation of fixing screws 8 will not impact.
Magnet steel 3 is plugged in the magnet steel slot 21, the magnet steel 3 includes interior magnetic links portion integrally formed from inside to outside
31, rectangular interconnecting piece 32 and outer steel piece portion 33 are located at interior 31 upper surface of magnetic links portion in 32 outside of rectangular interconnecting piece and outer magnetic
It is formed between 33 lower face of steel disc portion and supports head insertion slot 36 for what is stretched into head 27, the interior magnetic links portion 31 is inserted into magnet steel slot 21
Interior, outer steel piece portion 33 is located at the periphery of the outer wall of rotor core 2, in this way, outer steel piece portion 33 forms surface-mount type point
Cloth, interior magnetic links portion 31 form built-in distribution, and surface-mount type distribution combines with built-in distribution, in motor equal volume feelings
Moment coefficient, the power density that motor is substantially increased under condition, to improve the performance of motor.
The upper surface of the spring 81 resists the lower face in interior magnetic links portion 31, and the diameter of magnet steel 3 is realized by spring 81
To limit, spring 81 withstands magnet steel 3 so that the upper surface in interior magnetic links portion 31 is resisted to first 27, while also being rotated by axis 1
When the centrifugation force effect that generates, magnet steel 3 can consolidate work.
The front end face lower part in the interior magnetic links portion 31 is equipped with ramp 34, and the ramp 34 is from front to back gradually downward
It tilts, in this way, when magnet steel 3 is inserted into magnet steel slot 21 from back to front, ramp 34 can abut the upper surface of spring 81 at first simultaneously
Pressuring spring 81 is shunk so that magnet steel 3 can be smoothly packed into.
The lower face front in the interior magnetic links portion 31 is equipped with the fixture block 35 that extends vertically downwards, and the fixture block 35 can be along
Position square groove 22 movement and fixture block 35 with positioning 22 clearance fit of square groove, pass through fixture block 35 cooperation positioning square groove 22 realize magnet steel 3
The convenience of installation.
The front end face of the rotor core 2 is fitted and connected the front apron 4 of annular, and the rotor core 2 is equipped with front and back
The front/rear end of perforative lightening hole 26, rotor core 2 is equipped with the second screw hole 25, and the inner edge of the front apron 4 extends internally
The first journal stirrup 43 is formed, runs through on first journal stirrup 43 and is equipped with the first mounting hole 44, first mounting hole 44 and rotor iron
Second screw hole 25 of 2 front end face of core corresponds and the baffle fixing screws 9 by being screwed into 2 front end face of rotor core are fixed.
The rear end face of the front apron 4 is circumferentially evenly distributed with prelocalization slot 41 and locating convex block 42, the bottom of the magnet steel slot 21
Portion is bonded the inner wall of locating convex block 42, and the cooperation of magnet steel slot 21 and locating convex block 42 is when front apron 4 and rotor core 2 assemble
It can play the role of quick location and installation.
The rear end face of the front end face fitting front apron 4 of the magnet steel 3, the rear end face of magnet steel 3 is bonded rear baffle 5, after described
Baffle 5 is fixedly connected on the rear end face of rotor core 2, and the inner edge of the rear baffle 5 extends inwardly to form the second journal stirrup 52, institute
It states on the second journal stirrup 52 through equipped with the second mounting hole 53, the second spiral shell of second mounting hole 53 and 2 rear end face of rotor core
Hole 25 corresponds and the baffle fixing screws 9 by being screwed into 2 rear end face of rotor core are fixed.Pass through front apron 4 and rear baffle 5
In the fitting of the front/rear end of magnet steel 3, the axial operation of magnet steel 3 is limited.
Locating slot 51 after the front end face of rear baffle 5 is circumferentially uniformly distributed, before and after the prelocalization slot 41 and rear locating slot 51 one by one
It is corresponding and connected by parting bead 6, front apron 4, rear baffle 5, parting bead 6, spring set screw 8, baffle fixing screws 9 and spring
81 be that 304 stainless steels of non-magnetic are made, and can effectively avoid the leakage field of magnet steel 3.
The width a of prelocalization slot 41 and rear locating slot 51 is equal with the width b of parting bead 6 and parting bead 6 and prelocalization slot 41 and
Locating slot 51 is interference fitted in width direction afterwards, and the quantity of the parting bead 6 is twice of the quantity of magnet steel 3, each outer steel piece
The lateral wall in portion 33 is bonded abutting parting bead 6, and (lateral wall in the outer steel piece portion 33 refers to the side wall rather than its circular arc of its both sides
The outer wall of shape), the lateral wall in outer steel piece portion 33 is bonded by parting bead 6 and parting bead 6 exists with prelocalization slot 41 and rear locating slot 51
Width direction is interference fitted, and just realizes limit of the magnet steel 3 in circumferencial direction in this way.
The front outer wall of the axis 1 is equipped with circlip groove 12, and the rear portion outer wall of axis 1 is equipped with axle bumper shoulder 11, the rotor core 2
The fitting of rear end face center resist axle bumper shoulder 11, the front end face of rotor core 2 is bonded centrally through the baffle ring 7 for being caught in circlip groove 12
Clamping.
The height of the prelocalization slot 41 and rear locating slot 51 is equal with the height of parting bead 6 and parting bead 6 and prelocalization slot 41
With rear locating slot 51 in short transverse clearance fit, the length of the parting bead 6 is equal to the length of prelocalization slot 41, rear locating slot 51
Length and magnet steel 3 the sum of length and parting bead 6 with prelocalization slot 41 and rear locating slot 51 in length direction clearance fit.Parting bead
6 have gap in short transverse and length direction, and the installation of parting bead 6 is facilitated to position.
The present invention main installation process be:Rotor core 2 is fixedly connected with front apron 4, be then inserted into magnet steel 3 and is supported
Firmly front apron 4, in 3 two side of magnet steel, fitting loads onto parting bead 6 and parting bead 6 is squeezed into prelocalization slot 41, then is directed at the position of parting bead 6
Load onto that rear baffle 5 can (installation of axis 1, baffle ring 7, spring 81 and spring set screw 8 herein can neglect it not as emphasis
Slightly).
The foregoing is merely presently preferred embodiments of the present invention, is not intended to limit the invention, it is all the present invention spirit and
Within principle, any modification, equivalent replacement, improvement and so on should all be included in the protection scope of the present invention.
Claims (7)
1. a kind of magnetic steel fixed structure of p-m rotor, including axis (1), the rotor core (2) and circle that are set on axis (1) outer wall
The magnet steel (3) being distributed in week on rotor core (2), it is characterised in that:The inner wall of the outer wall and rotor core (2) of the axis (1)
Between connected by key (14), the outer wall circumference uniform distribution of the rotor core (2) runs through the magnet steel slot (21) of front/rear end, institute
The bottom middle for stating magnet steel slot (21) is equipped with pre-and post perforative positioning square groove (22), and the bottom of magnet steel slot (21), which is located at, determines
The both sides of position square groove (22) are arranged with the spring eye (23) being spaced apart along the length direction of magnet steel slot (21), the spring
Hole (23) includes that the through-hole (29) being distributed with one heart up and down and the diameter of the first screw hole (28) and through-hole (29) are more than the first screw hole
(28) diameter, the outer wall of the rotor core (2), which is located at the top of magnet steel slot (21), to be equipped with into magnet steel slot (21)
What is extended supports head (27), and the periphery that spring eye (23) is located to projection of the head (27) in magnet steel slot (21) bottom is described
Magnet steel (3) is plugged in magnet steel slot (21), the magnet steel (3) includes interior magnetic links portion (31) integrally formed from inside to outside, side
Shape interconnecting piece (32) and outer steel piece portion (33) are located at interior magnetic links portion (31) upper surface on the outside of rectangular interconnecting piece (32) and outer
It is formed between magnetic links portion (33) lower face and supports head insertion slot (36) for what is stretched into head (27), the interior magnetic links portion (31) is inserted into
In magnet steel slot (21), outer steel piece portion (33) is located at the periphery of the outer wall of rotor core (2), is set in the through-hole (29)
There are spring (81), the bottom of the spring (81) inwardly to spiral to form volute circle (82), the first screw hole (28) inside spin is twisted
Enter spring set screw (8), the spring set screw (8) is pressed against volute circle (82), and the upper surface of the spring (81) is supported
The front end face lower part of the firmly lower face of interior magnetic links portion (31), the interior magnetic links portion (31) is equipped with ramp (34), described oblique
Slope portion (34) tilts gradually downward from front to back, and the lower face front of the interior magnetic links portion (31) is equipped with downwards to be extended vertically
Fixture block (35), the fixture block (35) can and fixture block (35) mobile along positioning square groove (22) and positioning square groove (22) clearance fit,
The front end face of the rotor core (2) is fitted and connected the front apron (4) of annular, and the rear end face of the front apron (4) is circumferentially equal
Cloth prelocalization slot (41) and locating convex block (42), the inner wall of the bottom fitting locating convex block (42) of the magnet steel slot (21), institute
The rear end face of the front end face fitting front apron (4) of magnet steel (3) is stated, the rear end face fitting rear baffle (5) of magnet steel (3) is kept off after described
Plate (5) is fixedly connected on the rear end face of rotor core (2), the circumferentially uniformly distributed rear locating slot (51) of front end face of rear baffle (5), institute
State corresponding one by one before and after prelocalization slot (41) and rear locating slot (51) and connected by parting bead (6), prelocalization slot (41) and after
The width a of locating slot (51) is equal with the width b of parting bead (6) and parting bead (6) exists with prelocalization slot (41) and rear locating slot (51)
Width direction is interference fitted, and the quantity of the parting bead (6) is twice of the quantity of magnet steel (3), each outer steel piece portion (33)
Lateral wall, which is bonded, abuts parting bead (6).
2. a kind of magnetic steel fixed structure of p-m rotor as described in claim 1, it is characterised in that:The outer wall of the axis (1) is set
There are the first keyway (13), the inner wall of the rotor core (2) to be equipped with the second keyway (24), first keyway (13) and the second key
Slot (24) matches the space to form donating bond (14) insertion.
3. a kind of magnetic steel fixed structure of p-m rotor as claimed in claim 1 or 2, it is characterised in that:The front of the axis (1)
Outer wall is equipped with circlip groove (12), and the rear portion outer wall of axis (1) is equipped with axle bumper shoulder (11), the rear end face center of the rotor core (2)
Fitting resists axle bumper shoulder (11), and the front end face of rotor core (2) is bonded card centrally through the baffle ring (7) for being caught in circlip groove (12)
Tightly.
4. a kind of magnetic steel fixed structure of p-m rotor as described in claim 1, it is characterised in that:On the rotor core (2)
Equipped with pre-and post perforative lightening hole (26), the front/rear end of rotor core (2) is equipped with the second screw hole (25).
5. a kind of magnetic steel fixed structure of p-m rotor as claimed in claim 4, it is characterised in that:The front apron (4) it is interior
Edge extends inwardly to form the first journal stirrup (43), runs through on first journal stirrup (43) and is equipped with the first mounting hole (44), and described first
Mounting hole (44) and second screw hole (25) of rotor core (2) front end face correspond and by being screwed into rotor core (2) front end
The baffle fixing screws (9) in face are fixed.
6. a kind of magnetic steel fixed structure of p-m rotor as claimed in claim 4, it is characterised in that:The rear baffle (5) it is interior
Edge extends inwardly to form the second journal stirrup (52), runs through on second journal stirrup (52) and is equipped with the second mounting hole (53), and described second
Mounting hole (53) and second screw hole (25) of rotor core (2) rear end face correspond and by being screwed into rotor core (2) rear end
The baffle fixing screws (9) in face are fixed.
7. a kind of magnetic steel fixed structure of p-m rotor as described in claim 1, it is characterised in that:The prelocalization slot (41) and
The height of locating slot (51) is equal with the height of parting bead (6) afterwards and parting bead (6) exists with prelocalization slot (41) and rear locating slot (51)
Short transverse clearance fit, the length of the parting bead (6) be equal to the length of prelocalization slot (41), the length of rear locating slot (51) and
The sum of length of magnet steel (3) and parting bead (6) are with prelocalization slot (41) and rear locating slot (51) in length direction clearance fit.
Priority Applications (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
CN201810511180.8A CN108494129A (en) | 2018-05-24 | 2018-05-24 | A kind of magnetic steel fixed structure of p-m rotor |
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
CN201810511180.8A CN108494129A (en) | 2018-05-24 | 2018-05-24 | A kind of magnetic steel fixed structure of p-m rotor |
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Publication Number | Publication Date |
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CN108494129A true CN108494129A (en) | 2018-09-04 |
Family
ID=63350703
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
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CN201810511180.8A Withdrawn CN108494129A (en) | 2018-05-24 | 2018-05-24 | A kind of magnetic steel fixed structure of p-m rotor |
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Cited By (2)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CN109510354A (en) * | 2018-12-28 | 2019-03-22 | 浙江荣捷特科技有限公司 | A kind of nonmetallic support construction of built-in magnet steel and sterlin refrigerator and generator |
CN112803695A (en) * | 2021-03-22 | 2021-05-14 | 中国第一汽车股份有限公司 | Motor with adjustable air gap |
-
2018
- 2018-05-24 CN CN201810511180.8A patent/CN108494129A/en not_active Withdrawn
Cited By (2)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CN109510354A (en) * | 2018-12-28 | 2019-03-22 | 浙江荣捷特科技有限公司 | A kind of nonmetallic support construction of built-in magnet steel and sterlin refrigerator and generator |
CN112803695A (en) * | 2021-03-22 | 2021-05-14 | 中国第一汽车股份有限公司 | Motor with adjustable air gap |
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Application publication date: 20180904 |