CN209150967U - Double output shaft permanent magnet synchronous motor with high-power density - Google Patents
Double output shaft permanent magnet synchronous motor with high-power density Download PDFInfo
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- CN209150967U CN209150967U CN201821936639.0U CN201821936639U CN209150967U CN 209150967 U CN209150967 U CN 209150967U CN 201821936639 U CN201821936639 U CN 201821936639U CN 209150967 U CN209150967 U CN 209150967U
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Abstract
A kind of double output shaft permanent magnet synchronous motor with high-power density, belongs to motor device technical field.Electric machine structure include: casing, public rear flange, motor shaft, motor stator, electric motor back shaft hold, encoder shell, hollow encoder, outside framework oil seal, planetary reducer, speed reducer connecting screw, casing connecting screw, power outlet, encoder socket, socket connecting screw.Wherein motor stator is made of orientation tooth silicon steel sheet and non-oriented silicon steel sheet yoke portion.Grain-oriented Si steel sheet tooth is directly wound on motor teeth portion by shaping by the connection of tooth shoulder and unconnected silicon steel sheet staggered, machine winding.Such motor is high compared to conventional motors stator copper factor, and cogging torque is small, and the combination of orientation and non-oriented silicon steel sheet can be such that the leakage field of motor reduces, and then improves the power density of motor.Motor can be applicable to the occasion that front and back end requires torque output, since there is speed reducer at both ends, the advantage is that realizing low speed high torque operation, can replace the higher direct-drive type low speed high torque motor of cost.
Description
Technical field
The utility model patent belongs to motor device technical field, forever more particularly to a kind of double output shaft high power density
Magnetic-synchro motor.
Background technique
It is general to be realized using straight drive three-phase permanent magnet synchronous motor for low speed high torque operating condition.Some equipment are past
To meet torque output due to directly driving three-phase permanent magnet synchronous motor higher cost toward needing twin shaft output to carry out torque output, electricity
Often diameter is very big for arbor, can not cooperate suitable hollow encoder.
Summary of the invention
The purpose of this utility model is to provide a kind of double output shaft permanent magnet synchronous motor with high-power density, solve motor
The problems such as often diameter is very big for axis, can not cooperate suitable hollow encoder.Planetary reducer and hollow encoder are had matched, electricity
Arbor perforation motor is connected with front and back planetary reducer realizes twin shaft output low speed high torque operation.
The utility model includes: before casing 1, public rear flange 2, motor shaft 3, motor stator 4, electric motor back shaft hold 5, motor
Bearing 6, encoder shell 7, hollow encoder 8, outside framework oil seal 9, planetary reducer 10, speed reducer connecting screw 11, casing connection
Screw 12, power outlet 13, encoder socket 14, socket connecting screw 15.Wherein motor uses hollow encoder 8, and casing 1 is matched
Have seam allowance and installation screw hole, encoder shell 7 equipped with seam allowance and installation screw hole, motor shaft 3 through entire motor and with front and back
Planetary reducer 10 is connected.Realize low speed high torque operation.Motor stator 4 is by orientation tooth silicon steel sheet 16 and non-oriented silicon steel sheet
Yoke portion 18 forms, and winding 17 is nested in motor teeth portion composition motor stator.Grain-oriented Si steel sheet tooth by notch connect with it is unconnected
Silicon steel sheet staggered, finally forms motor stator.
Casing 1 is equipped with seam allowance and installation screw hole, and encoder shell 7 is equipped with seam allowance and installation screw hole, and motor shaft 3 is by motor
Rear bearing 5 and motor front axle are held 6 and are supported, and are connect with front and back planetary reducer 10 by speed reducer by hollow encoder 8
Screw 11 is connected.Public rear flange 2 has through-hole and threaded hole, the through-hole and volume that casing connecting screw 12 passes through public rear flange
Code device shell 7 connects, and threaded hole is then attached with casing 1 by casing connecting screw 12, three formation integral structures.Skeleton oil
Envelope 9 is installed on encoder shell 7, prevents impurity from entering encoder shell 7.Power outlet 13 passes through socket connecting screw 15 and casing
1 is connected, and encoder socket 14 is connect by socket connecting screw 15 with encoder shell 7.Wherein motor stator 4 is orientated tooth silicon steel
Piece 16 and non-oriented silicon steel sheet yoke portion 18 form, and winding 17 is nested in motor teeth portion composition motor stator.While facilitating offline
The copper factor of increased motor, orientation tooth silicon steel sheet 16 and non-oriented silicon steel sheet yoke 18 combinations can effectively reduce iron loss
And magnetic leakage factor, and then improve the power density of motor.
To improve power of motor density, motor stator is made of orientation tooth silicon steel sheet and non-oriented silicon steel sheet yoke portion, winding
It is nested in motor teeth portion composition motor stator.Grain-oriented Si steel sheet tooth is by notch connection and unconnected silicon steel sheet staggered, most
Composition motor stator eventually.
Detailed description of the invention
Fig. 1 is double output shaft low speed high torque permanent magnet synchronous motor with high-power density structure chart.
Fig. 2 is double output shaft low speed high torque permanent magnet synchronous motor with high-power density sectional view.
Fig. 3 is to have grain-oriented Si steel sheet teeth portion structure X-Y scheme.
Fig. 4 is to be inserted in winding to have grain-oriented Si steel sheet teeth portion structure X-Y scheme
Fig. 5 is to have grain-oriented Si steel sheet teeth portion structure three-dimensional figure.
Fig. 6 is non-oriented silicon steel sheet yoke portion structure three-dimensional figure.
Fig. 7 is non-oriented silicon steel sheet yoke portion structure X-Y scheme.
Fig. 8 is winding X-Y scheme.
In figure, casing 1, public rear flange 2, motor shaft 3, motor stator 4, electric motor back shaft hold 5, motor front axle and hold 6, coding
Device shell 7, hollow encoder 8, outside framework oil seal 9, planetary reducer 10, speed reducer connecting screw 11, casing connecting screw 12, power supply
Socket 13, encoder socket 14, socket connecting screw 15, orientation tooth silicon steel sheet 16, winding 17, non-oriented silicon steel sheet yoke portion 18.
Specific embodiment
The utility model includes: before casing 1, public rear flange 2, motor shaft 3, motor stator 4, electric motor back shaft hold 5, motor
Bearing 6, encoder shell 7, hollow encoder 8, outside framework oil seal 9, planetary reducer 10, speed reducer connecting screw 11, casing connection
Screw 12, power outlet 13, encoder socket 14, socket connecting screw 15.Wherein motor uses hollow encoder 8, and casing 1 is matched
Have seam allowance and installation screw hole, encoder shell 7 equipped with seam allowance and installation screw hole, motor shaft 3 through entire motor and with front and back
Planetary reducer 10 is connected.Realize low speed high torque operation.Motor stator 4 is by orientation tooth silicon steel sheet 16 and non-oriented silicon steel sheet
Yoke portion 18 forms, and winding 17 is nested in motor teeth portion composition motor stator.Grain-oriented Si steel sheet tooth by notch connect with it is unconnected
Silicon steel sheet staggered, finally forms motor stator.
Motor stator 4 is orientated tooth silicon steel sheet 16 and non-oriented silicon steel sheet yoke portion 18 forms, and winding 17 is nested in motor teeth portion,
By the indentation of non-oriented silicon steel sheet yoke portion 18 with the orientation tooth silicon steel sheet 16 of winding 17, motor stator 4 is formed.4 sets of motor stator
Enter into casing 1, public rear flange 2 has through-hole and threaded hole, and casing screw 12 passes through the through-hole and encoder of public rear flange
Shell 7 connects, and threaded hole is then attached with casing 1 by casing screw 12, three formation integral structures.Front and back planetary reducer
10 are connected with motor shaft 3, and planetary reducer 10 is connected reality by speed reducer connecting screw 11 with casing 1 and encoder shell 7
Existing double end low speed high torque output.
Claims (1)
1. a kind of double output shaft permanent magnet synchronous motor with high-power density, which is characterized in that including casing, public rear flange, motor
Axis, motor stator, electric motor back shaft are held, motor front axle is held, encoder shell, hollow encoder, outside framework oil seal, planetary reducer, are subtracted
Fast machine connecting screw, casing connecting screw, power outlet, encoder socket, socket connecting screw；Motor uses hollow encoder
(8), casing (1) runs through equipped with seam allowance and installation screw hole, encoder shell (7) equipped with seam allowance and installation screw hole, motor shaft (3)
Entire motor is simultaneously connected with front and back planetary reducer (10)；Motor stator (4) is by orientation tooth silicon steel sheet (16) and No yield point silicon
Steel disc yoke portion (18) composition, winding (17) are nested in motor teeth portion composition motor stator；Grain-oriented Si steel sheet tooth by notch connection with
Unconnected silicon steel sheet staggered, finally forms motor stator；
Casing (1) is equipped with seam allowance and installation screw hole, and encoder shell (7) is equipped with seam allowance and installation screw hole, and motor shaft (3) is by electricity
Machine rear bearing (5) and motor front axle hold (6) support, pass through deceleration by hollow encoder (8) and front and back planetary reducer (10)
Machine connecting screw (11) is connected；Public rear flange (2) has through-hole and threaded hole, and casing connecting screw (12) passes through public rear method
Blue through-hole is connect with encoder shell (7), and threaded hole is then attached with casing (1) by casing connecting screw (12), and three
Form integral structure；Outside framework oil seal (9) is installed on encoder shell (7), prevents impurity from entering encoder shell (7)；Power outlet
(13) be connected with casing (1) by socket connecting screw (15), encoder socket (14) by socket connecting screw (15) and
Encoder shell (7) connection.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201821936639.0U CN209150967U (en) | 2018-11-23 | 2018-11-23 | Double output shaft permanent magnet synchronous motor with high-power density |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201821936639.0U CN209150967U (en) | 2018-11-23 | 2018-11-23 | Double output shaft permanent magnet synchronous motor with high-power density |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN209150967U true CN209150967U (en) | 2019-07-23 |
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ID=67287107
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201821936639.0U Active CN209150967U (en) | 2018-11-23 | 2018-11-23 | Double output shaft permanent magnet synchronous motor with high-power density |
Country Status (1)
| Country | Link |
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| CN (1) | CN209150967U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN109274235A (en) * | 2018-11-23 | 2019-01-25 | 冶金自动化研究设计院 | Double output shaft permanent magnet synchronous motor with high-power density |
-
2018
- 2018-11-23 CN CN201821936639.0U patent/CN209150967U/en active Active
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN109274235A (en) * | 2018-11-23 | 2019-01-25 | 冶金自动化研究设计院 | Double output shaft permanent magnet synchronous motor with high-power density |
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