CN208257528U - A kind of novel permanent magnetic rotor - Google Patents
A kind of novel permanent magnetic rotor Download PDFInfo
- Publication number
- CN208257528U CN208257528U CN201820624408.XU CN201820624408U CN208257528U CN 208257528 U CN208257528 U CN 208257528U CN 201820624408 U CN201820624408 U CN 201820624408U CN 208257528 U CN208257528 U CN 208257528U
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- CN
- China
- Prior art keywords
- iron core
- rotor iron
- groove
- rotor
- permanent magnetic
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- 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- Withdrawn - After Issue
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- Iron Core Of Rotating Electric Machines (AREA)
Abstract
The utility model relates to a kind of novel permanent magnetic rotors, including rotor core and armature spindle, rotor core includes respective stamping forming outer rotor iron core and internal rotor iron core, the outside of outer rotor iron core has been evenly distributed several outer lug boss around its shaft, third groove is formed between adjacent outer lug boss, magnetic shoe is equipped in third groove, the shaft hole transition fit riveting of armature spindle and internal rotor iron core, it is connected between outer rotor iron core and internal rotor iron core by the first rubber layer, by in setting, outer rotor iron core and the first rubber layer between them, effectively reduce the p-m rotor vibration of torque pulsation generation, reduce noise, improve motor performance.
Description
Technical field
The utility model relates to a kind of novel permanent magnetic rotors.
Background technique
For traditional p-m rotor there are torque pulsation during load operation, p-m rotor caused by torque pulsation meeting is whole
Body vibration, while noise can be also generated, prevent motor from even running, influences the performance of motor.
Therefore, it is necessary to be further improved.
Utility model content
The purpose of the utility model is to overcome above-mentioned the shortcomings of the prior art, and provide a kind of novel permanent magnetic turn
Son effectively reduces the permanent magnetism of torque pulsation generation by setting inner and outer Rotator iron core and the first rubber layer between them
Rotor oscillation reduces noise, improves motor performance.
Purpose of the utility model is realized as follows:
A kind of novel permanent magnetic rotor, including rotor core and armature spindle, rotor core include respectively stamping forming outer turn
The outside of sub- iron core and internal rotor iron core, outer rotor iron core has been evenly distributed several outer lug boss, adjacent evagination around its shaft
Third groove is formed between platform, is equipped with magnetic shoe in third groove, the shaft hole transition fit riveting of armature spindle and internal rotor iron core,
It is connected between outer rotor iron core and internal rotor iron core by the first rubber layer.
The internal rotor iron core is equipped with several through-holes, and through-hole is uniformly distributed in internal rotor around the rotor shaft direction of internal rotor iron core
On iron core, the second rubber layer is equipped in through-hole.
The outside of the internal rotor iron core has been evenly distributed several tenon structure boss around its shaft, and adjacent tenon structure is convex
The first groove for filling the first rubber layer is formed between platform, is equipped with tenon angle at left and right sides of tenon structure boss.
The inside of the outer rotor iron core has been evenly distributed several second grooves around its shaft, is filled in the second groove
First rubber layer.
Second groove is different with the quantity of tenon structure boss, several second grooves and tenon structure boss face-off setting shape
At the first gap；The face-off setting of the inside of several second grooves and outer rotor iron core forms the second gap.
The quantity of second groove is eight, and the second adjacent groove deviation angle is 45 degree, tenon structure boss
Quantity be six, adjacent tenon structure boss deviation angle be 60 degree；The deviation angle in two the first gaps is 108
Ten degree, the second gap is symmetrically distributed in the two sides in the first gap.
The magnetic shoe and outer rotor iron core are bonded by adhesive to be connected.
First rubber layer is heat-insulation shockproof glue material.
The beneficial effects of the utility model are:
By setting inner and outer Rotator iron core and the first rubber layer between them, torque pulsation generation is effectively reduced
P-m rotor vibration, reduces noise, improves motor performance, meanwhile, the first rubber of its filling of the setting cooperation in the first and second gap
Layer, the vibration frequency that rotor core can be made to correspond to the transmitting of stator all directions is inconsistent, avoids generating mechanical resonance phenomenon.
Detailed description of the invention
Fig. 1 is the utility model embodiment inner and outer Rotator core structure schematic diagram.
Fig. 2 is the main view of the utility model embodiment.
Fig. 3 is the cross-sectional view at the utility model embodiment A-A.
Specific embodiment
The utility model is further described with reference to the accompanying drawings and embodiments.
Referring to figures 1-3, the utility model p-m rotor, including rotor core and armature spindle 1, rotor core include respective punching press
Molding outer rotor iron core 21 and internal rotor iron core 22, the outside of outer rotor iron core 21 have been evenly distributed several outer around its shaft
Boss 211 forms third groove 212 between adjacent outer lug boss 211, is equipped with magnetic shoe 3 in third groove 212, makes the peace of magnetic shoe 3
It fills more accurate, is not easy to loosen in rotation process, the 221 transition fit riveting of shaft hole of armature spindle 1 and internal rotor iron core 22,
It is connected between outer rotor iron core 21 and internal rotor iron core 22 by the first rubber layer 41, passes through setting inner and outer Rotator iron core and it
Between the first rubber layer 41, effectively reduce torque pulsation generation p-m rotor vibration, reduce noise, improve motor
Energy.
Further, internal rotor iron core 22 is equipped with several through-holes 222, rotor shaft direction of the through-hole 222 around internal rotor iron core 22
It is uniformly distributed on internal rotor iron core 22, the second rubber layer 42 is equipped in through-hole 222, internal rotor iron core 22 is passed through in torque pulsation
When, it can further be absorbed by the second rubber layer 42, effectively reduce armature spindle 1 and generate vibration.
Further, the outside of internal rotor iron core 22 has been evenly distributed several tenon structure boss 223 around its shaft, adjacent
Tenon structure boss 223 between formed for filling the first groove 224 of the first rubber layer 41, tenon structure boss 223 or so two
Side is equipped with tenon angle 2231, is fixed on the first rubber layer 41 between inner and outer Rotator iron core, improves the steady of product operation
It is qualitative.
Further, the inside of outer rotor iron core 21 has been evenly distributed several second grooves 213 around its shaft, and second is recessed
Be filled with the first rubber layer 41 in slot 213, increase the contact area of the first rubber layer 41 and outer rotor iron core 21, improve in,
Bonding strength between outer rotor iron core.
Further, the second groove 213 is different with the quantity of tenon structure boss 223, several second grooves 213 and tenon structure
The face-off setting of boss 223 forms the first gap 51；The inside face-off setting of several second grooves 213 and outer rotor iron core 21 is formed
Second gap 52, the first rubber layer 41 of its filling of the setting cooperation in the first and second gap, vibration when the first and second gap by depositing
In difference, the vibration frequency that rotor core can be made to correspond to the transmitting of stator all directions is inconsistent, avoids generating mechanical resonance
Phenomenon.
Further, the quantity of the second groove 213 is eight, and adjacent 213 deviation angle of the second groove is 45 degree,
The quantity of tenon structure boss 223 is six, and adjacent 223 deviation angle of tenon structure boss is 60 degree；Two the first gaps 51
Deviation angle be 180 degree, the second gap 52 is symmetrically distributed in the two sides in the first gap 51, make rotor core entirety
Structure more it is symmetrical rationally, reduce the vibration that rotation generates.
Further, magnetic shoe 3 and outer rotor iron core 21 are bonded by adhesive connects, and improves adhesive strength.
Further, the first rubber layer 41 is heat-insulation shockproof glue material, the shockproof effect with product while also being had
Standby certain heat insulation.
Above-described embodiment is the preferred embodiment of the utility model, and the utility model can also have other embodiments.Ability
The technical staff in domain can also make equivalent deformation or replacement without departing from the spirit of the present invention, these equivalent changes
Type or replacement are all contained in range set by the claim of this application.
Claims (8)
1. a kind of novel permanent magnetic rotor, including rotor core and armature spindle (1), which is characterized in that the rotor core includes each
From stamping forming outer rotor iron core (21) and internal rotor iron core (22), the outside of the outer rotor iron core (21) is equal around its shaft
It is distributed with evenly several outer lug boss (211), forms third groove (212) between the adjacent outer lug boss (211), the third
Magnetic shoe (3) are equipped in groove (212), shaft hole (221) transition fit riveting of the armature spindle (1) and internal rotor iron core (22)
Pressure is connected between outer rotor iron core (21) and internal rotor iron core (22) by the first rubber layer (41).
2. novel permanent magnetic rotor according to claim 1, it is characterised in that: the internal rotor iron core (22) is equipped with several through-holes
(222), the through-hole (222) is uniformly distributed on internal rotor iron core (22) around the rotor shaft direction of internal rotor iron core (22), described
The second rubber layer (42) are equipped in through-hole (222).
3. novel permanent magnetic rotor according to claim 1, it is characterised in that: the outside of the internal rotor iron core (22) is around its turn
Axis has been evenly distributed several tenon structure boss (223), is formed between adjacent tenon structure boss (223) for filling the first rubber
The first groove (224) of glue-line (41), tenon structure boss (223) left and right sides are equipped with tenon angle (2231).
4. novel permanent magnetic rotor according to claim 3, it is characterised in that: the inside of the outer rotor iron core (21) is around its turn
Axis has been evenly distributed several second grooves (213), is filled with the first rubber layer (41) in second groove (213).
5. novel permanent magnetic rotor according to claim 4, it is characterised in that: second groove (213) and tenon structure boss
(223) quantity is different, and several second grooves (213) and tenon structure boss (223) face-off setting form the first gap (51)；If
The face-off setting of the inside of dry second groove (213) and outer rotor iron core (21) forms the second gap (52).
6. novel permanent magnetic rotor according to claim 5, it is characterised in that: the quantity of second groove (213) is eight,
Adjacent the second groove (213) deviation angle is 45 degree, and the quantity of the tenon structure boss (223) is six, adjacent
Tenon structure boss (223) deviation angle is 60 degree；The deviation angle of two the first gaps (51) is 180 degree, the second seam
Gap (52) is symmetrically distributed in the two sides of the first gap (51).
7. any one of -6 novel permanent magnetic rotor according to claim 1, it is characterised in that: the magnetic shoe (3) and outer rotor iron
Core (21) is bonded by adhesive and is connected.
8. any one of -6 novel permanent magnetic rotor according to claim 1, it is characterised in that: first rubber layer (41) be every
The shockproof glue material of heat.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201820624408.XU CN208257528U (en) | 2018-04-27 | 2018-04-27 | A kind of novel permanent magnetic rotor |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201820624408.XU CN208257528U (en) | 2018-04-27 | 2018-04-27 | A kind of novel permanent magnetic rotor |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN208257528U true CN208257528U (en) | 2018-12-18 |
Family
ID=64634452
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201820624408.XU Withdrawn - After Issue CN208257528U (en) | 2018-04-27 | 2018-04-27 | A kind of novel permanent magnetic rotor |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN208257528U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN108711972A (en) * | 2018-04-27 | 2018-10-26 | 佛山市南海区绿智电机设备有限公司 | A kind of novel permanent magnetic rotor |
-
2018
- 2018-04-27 CN CN201820624408.XU patent/CN208257528U/en not_active Withdrawn - After Issue
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN108711972A (en) * | 2018-04-27 | 2018-10-26 | 佛山市南海区绿智电机设备有限公司 | A kind of novel permanent magnetic rotor |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| GR01 | Patent grant | ||
| GR01 | Patent grant | ||
| AV01 | Patent right actively abandoned | ||
| AV01 | Patent right actively abandoned |
Granted publication date: 20181218 Effective date of abandoning: 20200414 |