CN203180668U - Rotor sheet of 180 lanthanon permanent magnet synchronous motor - Google Patents
Rotor sheet of 180 lanthanon permanent magnet synchronous motor Download PDFInfo
- Publication number
- CN203180668U CN203180668U CN 201220697933 CN201220697933U CN203180668U CN 203180668 U CN203180668 U CN 203180668U CN 201220697933 CN201220697933 CN 201220697933 CN 201220697933 U CN201220697933 U CN 201220697933U CN 203180668 U CN203180668 U CN 203180668U
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- magnet steel
- trapezoidal
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- groove
- rotor
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Abstract
The utility model provides a rotor sheet of a 180 lanthanon permanent magnet synchronous motor, relates to the rotor sheet of the three-phase lanthanon permanent magnet synchronous motor with asynchronous starting and synchronous running, belongs to rotor iron core sheets of highly-synchronizing lanthanon synchronous motor and can support the use of a 180-6-type weaving motor, a reducer motor, a water pump motor, a fan motor, a compressor motor, an injection molding machine motor, a blowing machine motor, a rubber and plastics machine motor and the like. The rotor sheet of the 180 lanthanon permanent magnet synchronous motor is provided with a rotor sheet body. Starting rod grooves are distributed in the outer periphery of the rotor sheet body uniformly. Six main magnetic steel grooves are distributed in the rotor sheet body below the starting rod grooves. Auxiliary magnetic steel grooves are arranged on two sides of the main magnetic steel grooves. Magnetic isolating bridges C are arranged between the starting rod grooves and the main magnetic steel grooves. Magnetic isolating bridges H are arranged between the main magnetic steel grooves and the auxiliary magnetic steel grooves. A rotor shaft hole is arranged in the middle of the rotor sheet body. The diameter of the rotor sheet body is 160 to 230 mm.
Description
Technical field
What the utility model 180 Rare-earth PMSM Rotor Structure punchings related to is the punching of the synchronous operated three-phase rare-earth permanent-magnet synchronous electric motor rotor of a kind of asynchronous starting, belong to the rotor core punching of high synchronization rare-earth synchronous motor, can with supporting uses such as 180-6 type textile motor, decelerator motor, pump motor, blower motor, compressor electric motor, injection molding machine motor, blow moulding machine motor, rubber and plastics machine motor.
Background technology
Present Rare-earth PMSM Rotor Structure punching, because the rotor punching structural design is reasonable inadequately, the running of can not pulling in smoothly behind the electric motor starting.Because the rotor punching structural design is reasonable inadequately, brings the unreasonable locked-rotor torque that causes of magnetic intensity bigger than normal, simultaneously, unreasonable the causing of back electromotive force is not economized on electricity.
Summary of the invention
The purpose of this utility model is to provide a kind of 180 Rare-earth PMSM Rotor Structure punchings at above-mentioned weak point, make rare earth permanent-magnet synchronization motor (the 180-6 type that adopts this rotor punching to produce, wherein 180 is electric machine stand number, the center is high to be 180mm) both had a rational locked-rotor torque, rational pull up torque is arranged again, also have rational back electromotive force simultaneously, can satisfy corollary equipment and normally start, also have tangible power savings.
180 Rare-earth PMSM Rotor Structure punchings take following scheme to realize: 180 Rare-earth PMSM Rotor Structure punchings have the rotor punching body, the external starting bar groove that is evenly distributed in of rotor punching, claim cage grooves again, the rotor punching body is evenly equipped with six main magnet steel grooves below the starting bar groove, be provided with secondary magnet steel groove in main magnet steel both sides, between starting bar groove and main magnet steel groove, be provided with every magnetic bridge C, between main magnet steel groove and secondary magnet steel groove, be provided with every magnetic bridge H.Be provided with rotor shaft hatch at rotor punching body middle part.Main magnet steel groove and secondary magnet steel groove constitute W shape.
Described starting bar groove is turriform, combines by trapezoidal one and trapezoidal two, and trapezoidal two tops are connected with trapezoidal one.It is 15 °～45 ° that a trapezoidal top of described starting bar groove is provided with gradient α, a trapezoidal upper base width A is 1～7 mm, the trapezoidal degree of bottom width once B is 2～8 mm, a trapezoidal height degree T1 is 3～12mm, trapezoidal two upper base width J are 2～9mm, the trapezoidal two width K that go to the bottom are 2～8 mm, and trapezoidal two height degree T2 are 2～8mm.
Described rotor punching body diameter phi is 160～230mm.
Described starting bar groove is provided with 20～70.
What arrange between described starting bar groove and the main magnet steel groove is 0.5～3mm every magnetic bridge C width upward.
Described main magnet steel slot length D is 10～50mm, and main magnet steel well width E is 3～18mm.
The monolateral long F of described secondary magnet steel groove is 10～50mm, and secondary magnet steel groove width G is 2～10mm.
What arrange between described main magnet steel groove and the secondary magnet steel groove is 0.5～3mm every magnetic bridge width H.
Some rotor punchings were sleeved on to pressurize on the plug and tighten when 200 Rare-earth PMSM Rotor Structure punchings were used, be assembled into rotor core, in the startup groove groove of rotor core, insert starting bar, load onto the startup ring at the rotor core two ends, the welding of employing intermediate frequency, take out plug, send into the heating furnace heating, after the heating rotor core is taken out, hot jacket is on rotor main shaft, with spindle hole positioning car cylindrical, cleaning also checks the magnet steel groove, and at the main magnet steel groove magnetic links corresponding with embedding in the secondary magnet steel groove, two ends are fixed with side plate, verification dynamic balancing on dynamic balancing machine, the rotor stator of packing into after verification is qualified.
Reasonable in design, the compact conformation of the utility model 180 Rare-earth PMSM Rotor Structure punchings.Adopt this rotor punching to produce rare earth permanent-magnet synchronization motor (180-6 type, wherein 180 is electric machine stand number, the center is high to be 180mm) have a rational locked-rotor torque, rational pull up torque is arranged again, also has rational back electromotive force simultaneously, can satisfy corollary equipment and normally start, and power savings is remarkable.This rotor punching shape is calculated and the verification experimental verification gained based on electromagnetism repeatedly.The punching of the utility model Rare-earth PMSM Rotor Structure is suitable for supporting uses such as 180-6 type textile motor, decelerator motor, pump motor, blower motor, compressor electric motor, injection molding machine motor, blow moulding machine motor, rubber and plastics machine motor.
Description of drawings
The utility model is described in further detail below with reference to accompanying drawing:
Fig. 1 is the structural representation of 180 Rare-earth PMSM Rotor Structure punchings.
Fig. 2 is the local enlarged diagram I of the 180 Rare-earth PMSM Rotor Structure punchings of Fig. 1.
Embodiment
With reference to accompanying drawing 1,2,180 Rare-earth PMSM Rotor Structure punchings, has rotor punching body 1, rotor punching body 1 excircle is evenly equipped with starting bar groove 2, claim cage grooves again, uniform six main magnet steel grooves 3 arrange secondary magnet steel groove 4 in main magnet steel groove 3 both sides on rotor punching body 1 below the starting bar groove 2, between starting bar groove 2 and main magnet steel groove 3, be provided with every magnetic bridge C, between main magnet steel groove 3 and secondary magnet steel groove 4, be provided with every magnetic bridge H.Be provided with rotor shaft hatch 5 at rotor punching body 1 middle part.Main magnet steel groove 3 constitutes W shape with secondary magnet steel groove 4.
Described starting bar groove 2 is turriform, is combined by a trapezoidal 2-1 and trapezoidal two 2-2, and trapezoidal two 2-2 tops are connected with a trapezoidal 2-1.It is 15 °～45 ° that a trapezoidal 2-1 top of described starting bar groove is provided with gradient α, a trapezoidal 2-1 upper base width A is 1～7 mm, the trapezoidal 2-1 width B of going to the bottom is 2～8 mm, a trapezoidal 2-1 height degree T1 is 3～12mm, trapezoidal two 2-2 upper base width J are 2～9mm, the trapezoidal two 2-2 width K that goes to the bottom is 2～8 mm, and trapezoidal two 2-2 height degree T2 are 2～8mm.
Described rotor punching body 1 diameter phi is 160～230mm.
Described starting bar groove 2 is provided with 20～70.
What arrange between described starting bar groove 2 and the main magnet steel groove 3 is 0.5～3mm every magnetic bridge C width upward.
Described main magnet steel groove 3 length D are 10～50mm, and main magnet steel groove 3 width E are 3～18mm.
Described secondary magnet steel groove 4 monolateral long F are 10～50mm, and secondary magnet steel groove 4 wide G are 2～10mm.
What arrange between described main magnet steel groove 3 and the secondary magnet steel groove 4 is 0.5～3mm every magnetic bridge width H.
Claims (7)
1. Rare-earth PMSM Rotor Structure punching, it is characterized in that: have the rotor punching body, the external starting bar groove that is evenly distributed in of rotor punching, the rotor punching body is evenly equipped with six main magnet steel grooves below the starting bar groove, be provided with secondary magnet steel groove in main magnet steel both sides, between starting bar groove and main magnet steel groove, be provided with every magnetic bridge C, between main magnet steel groove and secondary magnet steel groove, be provided with every magnetic bridge H; Be provided with rotor shaft hatch at rotor punching body middle part; Described rotor punching body diameter phi is 160～230mm;
Described starting bar groove is turriform, combines by trapezoidal one and trapezoidal two, and trapezoidal two tops are connected with trapezoidal one;
It is 15 °～45 ° that a trapezoidal top of described starting bar groove is provided with gradient α, a trapezoidal upper base width A is 1～7 mm, the trapezoidal degree of bottom width once B is 2～8 mm, a trapezoidal height degree T1 is 3～12mm, trapezoidal two upper base width J are 2～9mm, the trapezoidal two width K that go to the bottom are 2～8 mm, and trapezoidal two height degree T2 are 2～8mm.
2. 180 Rare-earth PMSM Rotor Structure punchings according to claim 1 is characterized in that; Described starting bar groove is set to 20～70.
3. 180 Rare-earth PMSM Rotor Structure punchings according to claim 1 is characterized in that: what arrange between described starting bar groove and the main magnet steel groove is 0.5～3mm every magnetic bridge C width upward.
4. 180 Rare-earth PMSM Rotor Structure punchings according to claim 1 is characterized in that: described main magnet steel slot length D is 10～50mm, and main magnet steel well width E is 3～18mm.
5. 180 Rare-earth PMSM Rotor Structure punchings according to claim 1 is characterized in that: the monolateral long F of described secondary magnet steel groove is 10～50mm, and secondary magnet steel groove width G is 2～10mm.
6. 180 Rare-earth PMSM Rotor Structure punchings according to claim 1 is characterized in that: what arrange between described main magnet steel groove and the secondary magnet steel groove is 0.5～3mm every magnetic bridge width H.
7. 180 Rare-earth PMSM Rotor Structure punchings according to claim 1 is characterized in that: described main magnet steel groove and secondary magnet steel groove constitute W shape.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN 201220697933 CN203180668U (en) | 2012-12-17 | 2012-12-17 | Rotor sheet of 180 lanthanon permanent magnet synchronous motor |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN 201220697933 CN203180668U (en) | 2012-12-17 | 2012-12-17 | Rotor sheet of 180 lanthanon permanent magnet synchronous motor |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN203180668U true CN203180668U (en) | 2013-09-04 |
Family
ID=49077328
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN 201220697933 Expired - Fee Related CN203180668U (en) | 2012-12-17 | 2012-12-17 | Rotor sheet of 180 lanthanon permanent magnet synchronous motor |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN203180668U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN107579611A (en) * | 2017-09-07 | 2018-01-12 | 佛山特博科技有限公司 | A kind of asynchronous starting and permanent magnet motor gas-gap structure |
-
2012
- 2012-12-17 CN CN 201220697933 patent/CN203180668U/en not_active Expired - Fee Related
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN107579611A (en) * | 2017-09-07 | 2018-01-12 | 佛山特博科技有限公司 | A kind of asynchronous starting and permanent magnet motor gas-gap structure |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| PD01 | Discharge of preservation of patent |
Date of cancellation: 20140209 Granted publication date: 20130904 |
|
| RINS | Preservation of patent right or utility model and its discharge | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20130904 Termination date: 20201217 |
|
| CF01 | Termination of patent right due to non-payment of annual fee |