CN206135585U - Refabrication permanent magnet rotor - Google Patents
Refabrication permanent magnet rotor Download PDFInfo
- Publication number
- CN206135585U CN206135585U CN201621112135.8U CN201621112135U CN206135585U CN 206135585 U CN206135585 U CN 206135585U CN 201621112135 U CN201621112135 U CN 201621112135U CN 206135585 U CN206135585 U CN 206135585U
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- China
- Prior art keywords
- rotor
- magnet steel
- rotor body
- steel groove
- remanufacture
- 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.)
- Expired - Fee Related
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- 229910000831 Steel Inorganic materials 0.000 claims abstract description 113
- 239000010959 steel Substances 0.000 claims abstract description 113
- 239000004744 fabric Substances 0.000 claims 1
- 238000000034 method Methods 0.000 abstract description 2
- 238000011084 recovery Methods 0.000 abstract description 2
- 230000015572 biosynthetic process Effects 0.000 abstract 1
- 125000004122 cyclic group Chemical group 0.000 abstract 1
- 239000007943 implant Substances 0.000 description 6
- 238000004519 manufacturing process Methods 0.000 description 6
- 230000000694 effects Effects 0.000 description 5
- 239000000463 material Substances 0.000 description 4
- 238000004134 energy conservation Methods 0.000 description 3
- 238000005516 engineering process Methods 0.000 description 3
- 238000005520 cutting process Methods 0.000 description 2
- 230000005347 demagnetization Effects 0.000 description 2
- 238000011161 development Methods 0.000 description 2
- 239000007769 metal material Substances 0.000 description 2
- 230000001360 synchronised effect Effects 0.000 description 2
- 229910000976 Electrical steel Inorganic materials 0.000 description 1
- 238000004512 die casting Methods 0.000 description 1
- 230000005284 excitation Effects 0.000 description 1
- 239000003292 glue Substances 0.000 description 1
- 230000017525 heat dissipation Effects 0.000 description 1
- 230000006698 induction Effects 0.000 description 1
- 230000005389 magnetism Effects 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 238000012545 processing Methods 0.000 description 1
- 229910052761 rare earth metal Inorganic materials 0.000 description 1
- 150000002910 rare earth metals Chemical class 0.000 description 1
- 238000012827 research and development Methods 0.000 description 1
- 239000011347 resin Substances 0.000 description 1
- 229920005989 resin Polymers 0.000 description 1
- 229910001220 stainless steel Inorganic materials 0.000 description 1
- 239000010935 stainless steel Substances 0.000 description 1
- 238000004804 winding Methods 0.000 description 1
Landscapes
- Permanent Field Magnets Of Synchronous Machinery (AREA)
Abstract
The utility model relates to the technical field of electric machine, disclose refabrication permanent magnet rotor, including rotor body (1), process out on rotor body's (1) excircle surface (2) magnet steel slot (3), rotor body (1) forms two regions, be rotor inner circle regional (11) and rotor outer lane regional (12) respectively, rotor outer lane regional (12) are for radial orientation toward the outer protrusion of rotor inner circle regional (11) from rotor body (1), formation is surrounded by bottom surface (7) of two adjacent past outer convex rotor outer lane regional (12) and magnet steel slot (3) in magnet steel slot (3), regional (12) the NULL in magnet steel slot thereby (3) and rotor outer lane is on rotor inner circle regional (11). The utility model discloses it is fixed that the rotor passes through the embedding of magnet steel, and the produced new permanent -magnetic field of magnet steel, rotor body are realized low the damage and are disassembled, not only make the resource obtain full recovery and sustainable cyclic utilization to make quality, the characteristic of rotor show the improvement and promote by a wide margin.
Description
Technical field
This utility model is related to remanufacture technical field of motors, more particularly to one kind remanufactures p-m rotor.
Background technology
Patent No. CN203312945U, discloses a kind of p-m rotor of threephase asynchronous, including axis, silicon steel
Piece, sliver, rotor core, also including implant, magnet steel, steel bushing, wherein being provided with the stalloy of circle, ring on the outside of axis
The sliver of one circle is installed on the outside of stalloy, polylith magnet steel is installed on the outside of sliver, magnet steel is according to the extremely alternate orders of N-S
Sequence is arranged, and every block of magnet steel is divided into n sections, and per section of height is rotor core length 1/n times, every section of magnet steel according to sliver skewed slot successively
Tiltedly row is attached to the rotor surface for processing, and the radian of magnet steel is equal with the cylindrical radian of rotor core part, the width of every block of magnet steel
Degree is identical, but this re-manufacturing technology ignores damaging for rotor body and disassembles；It is implant between two adjacent magnet steel, implant is half
Magnetic conduction or non-magnet_conductible material；Non-magnetic and can be conductive metal material is surrounded by the outer ring of magnet steel.Magnet steel is bumped in rotor, magnetic
The polar arc ratio of steel can be adjusted flexibly, and the detent torque for making motor is adjusted flexibly as needed so that reach can be under full load conditions
Reliable to start, mechanical strength is greatly enhanced, and improves reliability, meets or exceeds the energy-conservation of existing permasyn morot
Effect.During the secondary exploitation of threephase asynchronous machine, often the outer wall in rotor block cuts, the external diameter after cutting
Be smaller in size than original size, magnet steel then first pasted on the outer wall, place implant between magnet steel, placement be over formed afterwards it is new
The original outer wall outside dimension of outer wall dimension is essentially identical, after integrally using entire outer diameter cutting, refills new filling
Thing, but due to implant it is inconsistent with original material, because implant is that half magnetic conduction or non-magnet_conductible material are greatly reduced
The magnetic of rotor block, reduces the staring torque of motor, and due to being surrounded by non-magnetic metal material steel bushing in the outer ring of magnet steel,
Current vortex is easily formed when rotor is used, causes temperature of rotor to raise, and reduce rotor in the radiating effect for using, so that
Magnet steel output demagnetization phenomenon in rotor body.
Resource environment restriction is the conspicuous contradiction that current China's socio-economic development faces, and is to accelerate energy-conserving and environment-protective, resource
Reclaim, recycle, improving comprehensive utilization of resources level and remanufacturing industry level.Asynchronous machine its Y2 bank of power factor,
Efficiency is low, consumes energy bigger than normal, and in China more than 85% universal serial motor is belonged to, and has a large capacity and a wide range, and tradition is poorly efficient common asynchronous
Motor carries out remanufacturing to be realized innovating the efficient, permagnetic synchronous motor of energy-conservation, improves the utilization rate of resource, is urgent need solution at present
Problem.
Utility model content
The shortcomings of this utility model is directed to little electric motor starting torque in prior art, weak heat-dissipating, easily demagnetizes, there is provided a kind of
Electric motor starting torque is big, good heat dissipation, be difficult to demagnetize remanufacture p-m rotor.
In order to solve above-mentioned technical problem, this utility model is addressed by following technical proposals：
P-m rotor, including rotor body are remanufactured, magnet steel groove, rotor sheet are processed on the outer round surface of rotor body
Body forms two regions, respectively rotor inner circle area and the outer collar region of rotor, and the outer collar region of rotor is relative to rotor inner ring area
Domain is protruded outward from the radial direction of rotor body, and magnet steel groove is by the outer collar region of two adjacent rotors for protruding outward and magnetic
The bottom surface of steel tank is surrounded to be formed, so as to magnet steel groove and the outer collar region of rotor are arranged alternately in rotor inner circle area, in magnet steel groove
It is provided with and coordinates the magnet steel being embedded in magnet steel groove, also includes the central principal axis through rotor body.By opening on rotor block
Magnet steel groove is simultaneously inlaid into magnet steel in magnet steel groove, and the rotor of threephase asynchronous machine is manufactured into into the p-m rotor of synchronous motor,
Magnet steel groove is processed in high precision on rotor body, and the outer collar region of rotor remains a part for rotor body, remains identical
The outer collar region of material properties, rotor body and rotor has the magnetic of same intensity, improves the detent torque of motor, meanwhile,
During country puts into effect State Council with regard to accelerating development energy-conserving and environment-protective industry suggestion, the application of high-efficiency energy-saving motor is promoted, lifted again
Manufacturing industry innovation ability, recent emphasis encourages popularization to remanufacture motor, and for electric motors are remanufactured research and development nothing is proposed
The purpose disassembled of damage, the technical program remanufactures that region is less for rotor itself, can reach the low purpose damaged and disassemble, greatly
Amplitude improves the economic benefit and social benefit of the utilization of resources, also makes motor obtain the functional characteristics such as power factor and work efficiency
The raising of aspect, reaches the remarkable result such as efficient, environmentally friendly, energy-conservation, while reducing the cost of motor manufacturing, simplifies permanent magnetism and turns
The manufacturing procedure of son, improves the technological level of re-manufacturing technology, greatly improves the production efficiency for remanufacturing.
Preferably, magnet steel groove is laterally located on rotor body.
Preferably, it is that magnet steel groove is axially straight along the outer round surface of rotor body that magnet steel groove is laterally located on rotor body
Line is arranged.
Preferably, magnet steel groove is laterally located on rotor body the outer round surface axial direction spiral shell for magnet steel groove along rotor body
Rotation is arranged.
Preferably, magnet steel groove and the outer collar region of rotor are distributed in a circumferential direction in rotor inner circle area.
Preferably, the outer round surface spiral on rotor body along rotor body is provided with steel wire trough, it is provided with steel wire trough
With for bundling the steel wire of magnet steel.Steel wire is made up of not magnetic stainless steel, and magnet steel is fixed on rotor block by steel wire, by magnetic
Steel firmly bundlees positioning, and stability of the magnet steel in magnet steel groove, steel wire spiral is arranged when improving high-speed cruising, and steel is made during winding
Gap is produced between silk, the current vortex of rotor appearance generation is prevented effectively from, while improve the radiating effect of rotor, it is to avoid rotor
Body causes phenomenon of demagnetizing because temperature is raised, and affects the runnability of motor.
Preferably, the bottom surface of magnet steel groove is circular arc, bottom surface is arranged concentrically with rotor body, and the quantity of magnet steel groove is N
Bar, N is that even number, N >=2, N≤28, and uniform arrangement are located on rotor body..Improve bonding magnetic steel coordinate basal plane precision and
The well-balanced degree of magnetic steel gap, it is ensured that the performance of rotor whole machine balancing, not only makes motor easily voluntarily start, and also makes turning for magneto
Speed possesses preferable synchronicity, and magnet steel groove is symmetrically distributed on rotor block, makes squirrel-cage bar conduction resistance impartial, it is ensured that mouse cage ring is tied
The globality of structure and the concordance of resistance value, it is ensured that mouse cage is faradic stable, it is to avoid the open circuit of rotor cage ring bus.
Preferably, the depth of magnet steel groove each point on the outer round surface of rotor body is identical.
This utility model as a result of above technical scheme, with significant technique effect：Rotor is embedding by magnet steel
Enter, new permanent-magnetic field produced by magnet steel, not only make resource obtain all recovery and recycle with sustainable, need not also add and fill out
Other accessories such as thing and outer steel sleeve are filled, so that the quality of rotor, characteristic are significantly improved and significantly lifted.
Description of the drawings
Fig. 1 is structure chart of the present utility model.
Fig. 2 is the partial enlarged drawing in M portions in Fig. 1.
Fig. 3 is side view of the present utility model.
The toponym that each number designation is referred in accompanying drawing is as follows：1-rotor body, 2-outer round surface, 3-magnet steel
Groove, 4-steel wire trough, 5-magnet steel, 6-steel wire, 7-bottom surface, 8-Positioning screw, 9-baffle plate, 10-central principal axis, 11-turn
The outer collar region of sub- inner circle area, 12-rotor.
Specific embodiment
Below in conjunction with the accompanying drawings this utility model is described in further detail with embodiment.
Embodiment 1
P-m rotor is remanufactured, as shown in Figure 1 to Figure 3, including rotor body 1, on the outer round surface 2 of rotor body 1
Magnet steel groove 3 is processed, the depth of each point on the outer round surface 2 of rotor body 1 of magnet steel groove 3 is identical, rotor body 1 forms two
The outer collar region 12 in region, respectively rotor inner circle area 11 and rotor, the outer collar region 12 of rotor is relative to rotor inner circle area 11
Protrude outward from the radial direction of rotor body 1, magnet steel groove 3 is by the outer He of collar region 12 of two adjacent rotors for protruding outward
The bottom surface 7 of magnet steel groove 3 is surrounded to be formed, so as to magnet steel groove 3 and the outer collar region 12 of rotor are arranged alternately in rotor inner circle area 11,
It is provided with magnet steel groove 3 and coordinates the magnet steel 5 being embedded in magnet steel groove 3.
Magnet steel groove 3 is laterally located on rotor body 1, magnet steel groove 3 be laterally located on rotor body 1 for magnet steel groove 3 along turn
The axial screw of outer round surface 2 of sub- body 1 is arranged, and the spiral of outer round surface 2 on rotor body 1 along rotor body 1 is provided with steel
Silk groove 4, is provided with steel wire trough 4 and is used to bundle the steel wire 6 of magnet steel 5.In the steel wire trough 4 of the embedded spiral of upper resin glue, by magnet steel 5
Firmly binding is positioned, and the bottom surface 7 of magnet steel groove 3 is circular arc, and bottom surface 7 is arranged concentrically with rotor body 1, outside magnet steel groove 3 and rotor
Collar region 12 is distributed in a circumferential direction in rotor inner circle area 11, and the quantity of magnet steel groove 3 is 4, and uniform arrangement is located at
On rotor body 1, magnet steel 5 is alternately arranged setting according to N-S poles, also includes the central principal axis 7 through rotor body 1.
Rotor body 1 is formed by stalloy, mouse cage ring die casting, and the two ends of rotor body 1 are provided with what is be connected with the end of steel wire 6
Positioning screw 8, the two ends of rotor body 1 are equipped with baffle plate 9, and baffle plate 9 is fixedly connected on rotor body 1 by rivet, baffle plate 9
Offset with the end of magnet steel 5, prevent magnet steel from moving radially and borrowing, be not magnet steel and release and produce demagnetization phenomenon.Equipped with forever
The motor of magnet rotor makes the faradic current of mouse cage ring by the induction electromotive force for producing, and produces rotating excitation field, makes it voluntarily to open
Dynamic rare earth permanent-magnet synchronization motor.
Embodiment 2
P-m rotor is remanufactured, the axial straight line of magnet steel groove 3 is arranged on rotor body 1 on the basis of embodiment 1, magnetic
Steel tank 3 is laterally located on rotor body 1 and is arranged along the axial straight line of outer round surface 2 of rotor body 1 for magnet steel groove 3.
In a word, preferred embodiment of the present utility model is the foregoing is only, it is all according to this utility model claim institute
The impartial change of work and modification, should all belong to the covering scope of this utility model patent.
Claims (8)
1. p-m rotor, including rotor body (1) are remanufactured, it is characterised in that：On the outer round surface (2) of rotor body (1)
Magnet steel groove (3) is processed, rotor body (1) forms two regions, respectively rotor inner circle area (11) and the outer collar region of rotor
(12), the outer collar region (12) of rotor protrudes outward relative to rotor inner circle area (11) from the radial direction of rotor body (1), magnetic
Steel tank (3) is to be surrounded to be formed by the bottom surface (7) of the outer collar region (12) of two adjacent rotors for protruding outward and magnet steel groove (3),
So as to magnet steel groove (3) and the outer collar region (12) of rotor are arranged alternately in rotor inner circle area (11), it is provided with magnet steel groove (3) and matches somebody with somebody
Conjunction is embedded in the magnet steel (5) in magnet steel groove (3), also includes the central principal axis (10) through rotor body (1).
It is 2. according to claim 1 to remanufacture p-m rotor, it is characterised in that：Magnet steel groove (3) is laterally located at rotor body
(1) on.
It is 3. according to claim 2 to remanufacture p-m rotor, it is characterised in that：Magnet steel groove (3) is laterally located at rotor body
(1) arrange along outer round surface (2) the axial direction straight line of rotor body (1) for magnet steel groove (3) on.
It is 4. according to claim 2 to remanufacture p-m rotor, it is characterised in that：Magnet steel groove (3) is laterally located at rotor body
(1) arrange along outer round surface (2) axial screw of rotor body (1) for magnet steel groove (3) on.
It is 5. according to claim 1 to remanufacture p-m rotor, it is characterised in that：Magnet steel groove (3) and the outer collar region of rotor
(12) it is distributed in a circumferential direction in rotor inner circle area (11).
It is 6. according to claim 1 to remanufacture p-m rotor, it is characterised in that：Along rotor body on rotor body (1)
(1) outer round surface (2) spiral is provided with steel wire trough (4), steel wire trough (4) and is provided with and is used to bundle the steel wire (6) of magnet steel (5).
It is 7. according to claim 1 to remanufacture p-m rotor, it is characterised in that：The bottom surface (7) of magnet steel groove (3) is circular arc
Shape, bottom surface (7) are arranged concentrically with rotor body (1), and the quantity of magnet steel groove (3) is N bars, and N is even number, N >=2, N≤28, and
Cloth arrangement is located on rotor body (1).
It is 8. according to claim 1 to remanufacture p-m rotor, it is characterised in that：Magnet steel groove (3) is in the outer of rotor body (1)
The depth of each point is identical on circular surfaces (2).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201621112135.8U CN206135585U (en) | 2016-10-11 | 2016-10-11 | Refabrication permanent magnet rotor |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201621112135.8U CN206135585U (en) | 2016-10-11 | 2016-10-11 | Refabrication permanent magnet rotor |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN206135585U true CN206135585U (en) | 2017-04-26 |
Family
ID=58571288
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201621112135.8U Expired - Fee Related CN206135585U (en) | 2016-10-11 | 2016-10-11 | Refabrication permanent magnet rotor |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN206135585U (en) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN109412292A (en) * | 2018-09-30 | 2019-03-01 | 珠海格力电器股份有限公司 | Rotor assembly and motor |
| CN110581634A (en) * | 2019-10-21 | 2019-12-17 | 重庆交通大学 | Spiral permanent magnet electromagnetic actuator |
-
2016
- 2016-10-11 CN CN201621112135.8U patent/CN206135585U/en not_active Expired - Fee Related
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN109412292A (en) * | 2018-09-30 | 2019-03-01 | 珠海格力电器股份有限公司 | Rotor assembly and motor |
| CN110581634A (en) * | 2019-10-21 | 2019-12-17 | 重庆交通大学 | Spiral permanent magnet electromagnetic actuator |
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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 | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20170426 |