CN207947711U - Energy-saving efficient motor - Google Patents
Energy-saving efficient motor Download PDFInfo
- Publication number
- CN207947711U CN207947711U CN201820507375.0U CN201820507375U CN207947711U CN 207947711 U CN207947711 U CN 207947711U CN 201820507375 U CN201820507375 U CN 201820507375U CN 207947711 U CN207947711 U CN 207947711U
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- China
- Prior art keywords
- stator
- core
- rotor
- engine base
- stator core
- 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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- Permanent Magnet Type Synchronous Machine (AREA)
Abstract
The energy-saving efficient motor of the utility model, it is related to a kind of seeder motor device, it is to be made of engine base, stator core, stator coil, rotor core, rotor magnet and drive shaft, there is stator core in engine base, it is equipped with stator teeth in stator core, stator coil is embedded between two stator teeths, has rotor core in stator core, rotor core outer wall has rotor magnet, rotor core center to secure drive shaft；Engine base outer wall has fixed part, there is fixing groove in fixed part, has fixed link, fixed link both ends to have mounting hole in fixing groove；There are magnetic force baffle and Hall sensor outside stator coil.The utility model can be according to the torque needed for electrically driven sucking feed mechanism for seed actual condition, and rotating speed sets the rated speed of rotor, peak torque；Its stator core uses the low thin silicon steel material of loss to reduce stator core loss；And the different installation sites of different model seeder can be stably fixed on；Add the accuracy of detection that magnetic force baffle improves Hall sensor simultaneously.
Description
Technical field
The utility model is related to a kind of seeder motor device more particularly to a kind of energy-saving efficient motors.
Background technology
It is mainly electrically driven sucking feed mechanism for seed that seeder, which needs motor-driven part, since electrically driven sucking feed mechanism for seed exists
The torque needed for actual condition, rotating speed is needed to set rated speed, the peak torque of rotor during work, therefore
For the more demanding of motor；And on different seeders, the position of motor fixed mounting hole is different, and the same motor
Mounting hole be relatively fixed, if being fixed indirectly using other connectors, security performance is poor；Meanwhile in order to seeding
The chimes situation of device is checked, and the rotating speed that Hall sensor is used for recording motor can be generally installed on motor；Hall sensing
Device is the rotational case that rotor is recorded by the changes of magnetic field of the magnet steel on inductiopn rotor, since Hall sensor is mounted in
Near stator coil, magnetic field is also will produce when stator coil is powered, this is that Hall sensor will be activated accidentally, therefore be examined
The motor speed of survey just will produce certain error.
Invention content
The utility model provides a kind of energy-saving efficient motor for above-mentioned the deficiencies in the prior art.
The energy-saving efficient motor of the utility model is by engine base, stator core, stator coil, rotor core, rotor magnet
It is constituted with drive shaft, the engine base is hollow circular cylinder, and the inside of engine base is equipped with stator core, the interior table of stator core
Face is equipped with longitudinally through stator teeth, and stator coil is embedded between two stator teeths, and the inside of stator core, which is equipped with, to be turned
The lateral wall of sub- iron core, rotor core is equipped with rotor magnet, and the central axial of rotor core secures drive shaft；The engine base
Outer wall be equipped with longitudinally through fixed part, fixed part is internally provided with longitudinally through fixing groove, is equipped in fixing groove solid
The both ends of fixed pole, fixed link are equipped with mounting hole；In stator core, the outside of one of stator coil be equipped with magnetic force baffle and
Hall sensor, magnetic force baffle is in the inside of Hall sensor.
Fixed part there are four being set on the outer wall of the engine base as a further improvement of the utility model,.
The energy-saving efficient motor of the utility model, can according to the torque needed for electrically driven sucking feed mechanism for seed actual condition,
Rotating speed sets the rated speed of rotor, peak torque；Its stator core uses the low thin silicon steel material of loss to reduce stator
Core loss；And the different installation sites of different model seeder can be stably fixed on；While in Hall sensor and determining
Magnetic force baffle is added between subcoil, greatly improves the accuracy of detection of Hall sensor.
Description of the drawings
FIG. 1 is a schematic structural view of the utility model.
Specific implementation mode
As shown in Figure 1, the energy-saving efficient motor of the utility model, is by engine base 1, stator core 2, stator coil 3, rotor
Iron core 4, rotor magnet 5 and drive shaft 6 are constituted, and the engine base 1 is hollow circular cylinder, and the inside of engine base 1, which is fixed with, determines
The inner surface of sub- iron core 2, stator core 2 is equipped with longitudinally through stator teeth 7, and stator is embedded between two stator teeths 7
The inside of coil 3, stator core 2 is equipped with rotor core 4, and the lateral wall of rotor core 4 is equipped with rotor magnet 5, rotor core 4
It is central axial to secure drive shaft 6；It is set on the outer wall of the engine base 1 there are four longitudinally through fixed part 8, fixed part 8 is
The protrusion of longitudinal side wall through engine base 1, fixed part 8 are internally provided with longitudinally through fixing groove 9, there is admittedly string in fixing groove 9
Fixed pole 10, fixed link 10 can be one, directly run through fixing groove 9；Also fixed link 10 can be two, respectively from fixing groove 9
Both sides be inserted into fixing groove 9 in；The both ends of fixed link 10 are equipped with mounting hole 11, the position of mounting hole 11 can be arranged as required in
Any position of the end face of fixed link 10, mounting hole 11 can mutually be fixed with the connecting hole on seeder by bolt；If fixed
In on different seeders, can according to the position of the connecting hole on seeder, replace with the matched fixed link 10 in its position, make
Mounting hole 11 in fixed link 10 is matched with connecting hole, and then motor is fixed on seeder；In the stator core 2, its
In a stator coil 3 outside be equipped with magnetic force baffle 12 and Hall sensor 13, magnetic force baffle 12 is in Hall sensor 13
Inside, wherein magnetic force baffle 12 are irony, can also be the materials such as aluminium, copper, as long as the material with magnetic screening action.
The actual conditions for considering feed mechanism for seed work, according to magnetic field modulation principle, in the Rational structure that motor is determined
After winding connection, need to carry out size design to motor.The key dimension of brushless, permanently excited direct current motor
It is armature diameterAnd armature length.Key dimension can be determined by theoretical analysis and calculation, the fundamental relation of key dimension
Formula：
（1）
In formula：For the effective pole arc coefficients；A is electric load；For magnetic loading；- rotor speed；- motor
Calculate power.
In actual motor design, formula（1）InIt is general that formula is pressed according to given rating data（2）It calculates：
（2）
Motor draw ratioSelection have a significant impact to the performance, weight, cost of motor.It will
Substitution formula（3）Armature diameter can be obtainedCalculation formula：
（3）
According to design equation, some corresponding design parameters are provided by table 1：
1 motor basic parameter of table designs
In structure design, use the low thin silicon steel sheet of loss to reduce stator core loss；By reducing stator armature
Winding current harmonic wave reduces stray loss；Rational design rotor flux density increases as far as possible under the premise of copper factor allows
Line footpath reduces resistance, by reducing motor total losses, improves driving motor efficiency.The reliability of motor service life and motor
It is related, according to motor use occasion, payload, working environment, duty length, calculated by magnetic circuit choose it is rational
Fever and magnetic circuit parameters carry out temperature field analysis, determine suitable insulating materials, improve the reliability of driving motor.
Material used in above-mentioned component, it is as follows：
Rotor core material uses silicon steel sheet 35PN210；Rotor magnet uses neodymium iron boron N35；Shell material is using stainless
Steel 304；Stator iron yoke uses 35PN210；Stator coil uses 100% standard annealed copper of conductivity；Stator tank lining（Insulation）It adopts
Use epoxy resin；Shaft material uses cold-rolled steel CR10；Wheel hub uses nonmagnetic steel.
Meanwhile in actual production process, it can increase teeth portion flux density by increasing stator slot sectional area, shorten stator
Winding overhang length increases stator copper factor to reduce stator loss；Increase rotor slot sectional area, reduce rotor windings resistance with
Reduce rotor loss；Reduce flux density, increase core length, reduces lamination thickness to reduce iron loss；Slot shape of rotor is set as oblique
Slot is to reduce stray loss；The size of axis is reduced in the case where meeting torque power to reduce windage loss.
Specified emulation data such as table 2 is obtained through emulation：
Table 2 emulates rating data
Claims (2)
1. energy-saving efficient motor is by engine base（1）, stator core（2）, stator coil（3）, rotor core（4）, rotor magnet
（5）And drive shaft（6）It constitutes, it is characterised in that the engine base（1）For hollow circular cylinder, engine base（1）Inside be equipped with
Stator core（2）, stator core（2）Inner surface be equipped with longitudinally through stator teeth（7）, two stator teeths（7）It
Between be embedded with stator coil（3）, stator core（2）Inside be equipped with rotor core（4）, rotor core（4）Lateral wall be equipped with turn
Sub- magnet（5）, rotor core（4）Central axial secure drive shaft（6）；The engine base（1）Outer wall be equipped with it is longitudinal
The fixed part of perforation（8）, fixed part（8）Be internally provided with longitudinally through fixing groove（9）, fixing groove（9）It is interior to be equipped with fixed link
（10）, fixed link（10）Both ends be equipped with mounting hole（11）；In stator core（2）Interior, one of stator coil（3）Outside
Equipped with magnetic force baffle（12）And Hall sensor（13）, magnetic force baffle（12）In Hall sensor（13）Inside；Described turns
Sub- iron core is silicon steel material.
2. energy-saving efficient motor as described in claim 1, it is characterised in that the engine base（1）Outer wall on set that there are four solid
Determine portion（8）.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201820507375.0U CN207947711U (en) | 2018-04-11 | 2018-04-11 | Energy-saving efficient motor |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201820507375.0U CN207947711U (en) | 2018-04-11 | 2018-04-11 | Energy-saving efficient motor |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN207947711U true CN207947711U (en) | 2018-10-09 |
Family
ID=63698597
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201820507375.0U Expired - Fee Related CN207947711U (en) | 2018-04-11 | 2018-04-11 | Energy-saving efficient motor |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN207947711U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN112332733A (en) * | 2020-11-10 | 2021-02-05 | 苏州汇川联合动力系统有限公司 | Method for improving torque precision of motor, motor controller and power assembly |
-
2018
- 2018-04-11 CN CN201820507375.0U patent/CN207947711U/en not_active Expired - Fee Related
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN112332733A (en) * | 2020-11-10 | 2021-02-05 | 苏州汇川联合动力系统有限公司 | Method for improving torque precision of motor, motor controller and power assembly |
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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 |
Granted publication date: 20181009 Termination date: 20190411 |
|
| CF01 | Termination of patent right due to non-payment of annual fee |