CN106374649B - The mounting structure of radial motor amorphous alloy material stator and engine base - Google Patents
The mounting structure of radial motor amorphous alloy material stator and engine base Download PDFInfo
- Publication number
- CN106374649B CN106374649B CN201610917660.5A CN201610917660A CN106374649B CN 106374649 B CN106374649 B CN 106374649B CN 201610917660 A CN201610917660 A CN 201610917660A CN 106374649 B CN106374649 B CN 106374649B
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- Prior art keywords
- engine base
- stator
- alloy material
- amorphous alloy
- circular
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Classifications
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- H—ELECTRICITY
- H02—GENERATION; CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
- H02K—DYNAMO-ELECTRIC MACHINES
- H02K1/00—Details of the magnetic circuit
- H02K1/06—Details of the magnetic circuit characterised by the shape, form or construction
- H02K1/12—Stationary parts of the magnetic circuit
- H02K1/18—Means for mounting or fastening magnetic stationary parts on to, or to, the stator structures
- H02K1/185—Means for mounting or fastening magnetic stationary parts on to, or to, the stator structures to outer stators
-
- H—ELECTRICITY
- H02—GENERATION; CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
- H02K—DYNAMO-ELECTRIC MACHINES
- H02K15/00—Methods or apparatus specially adapted for manufacturing, assembling, maintaining or repairing of dynamo-electric machines
- H02K15/02—Methods or apparatus specially adapted for manufacturing, assembling, maintaining or repairing of dynamo-electric machines of stator or rotor bodies
- H02K15/024—Methods or apparatus specially adapted for manufacturing, assembling, maintaining or repairing of dynamo-electric machines of stator or rotor bodies with slots
- H02K15/028—Methods or apparatus specially adapted for manufacturing, assembling, maintaining or repairing of dynamo-electric machines of stator or rotor bodies with slots for fastening to casing or support, respectively to shaft or hub
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- Engineering & Computer Science (AREA)
- Power Engineering (AREA)
- Manufacturing & Machinery (AREA)
- Iron Core Of Rotating Electric Machines (AREA)
- Motor Or Generator Frames (AREA)
- Manufacture Of Motors, Generators (AREA)
Abstract
The present invention relates to the mounting structures of radial motor amorphous alloy material stator and engine base, including engine base, amorphous alloy material stator and filler epoxy resin, amorphous alloy material stator excircle is machined with circular arc boss and coordinates with engine base inner circle, engine base inner circle is machined with the positioning step positioned for stator shaft orientation, and the concentricity tolerance and axial tolerance of stator and engine base has been effectively ensured.Epoxy resin is filled at the circular through hole on gap and engine base between engine base and stator, drying reliably accurately installs stator in engine base.For the simple and reliable accurate installation stator of this mounting structure in engine base, stator, hardly by other stress, solves the installation question of radial motor amorphous alloy material stator and engine base other than by its own gravity.
Description
Technical field
The invention belongs to magneto technical fields, relate generally to the mounting means of amorphous alloy material stator and engine base,
The mounting structure of particularly radial motor amorphous alloy material stator and engine base.
Background technology
Energy conservation and environmental protection, development green, low-carbon economy have attracted widespread attention.National " 12th Five-Year Plan " planning clearly carries
The economic development requirement attached most importance to environmental protection is gone out.Motor is the highly energy-consuming power-equipment that application amount is big, use scope is wide.
According to statistics, motor power consumption in China's accounts for about 70% or so of commercial power total amount.Therefore, carrying out electrical machine energy-saving has important economy
Benefit and social benefit.
Non-crystaline amorphous metal has excellent electromagnetic performance as a kind of novel soft magnetic materials（High magnetic permeability, low-loss）.It will be non-
Peritectic alloy material substitutes conventional silicon-steel sheet material applied to electric machine iron core, can significantly reduce the iron loss of motor, improve motor
Efficiency, energy-saving effect are notable.The high-speed high frequency motor application occasion of major part is accounted for particularly with iron loss, energy-saving effect is more preferable,
It has broad application prospects.In the long term, the gradually popularization and application of amorphous alloy material will can make existing silicon steel sheet motor
Market position be challenged.
Amorphous alloy material saturation magnetostriction constant is higher compared with silicon steel material, and magnetostriction will be such that iron core generates
Larger vibration noise；The noise problem of product is manufactured by researching and analysing non-crystaline amorphous metal, it was found that amorphous alloy material it is hard and
Crisp, stress sensitive, when the external force such as being squeezed, when internal stress can not be eliminated, band can be easy to be broken, unit iron
Heart loss can increase sharply, and noise can also increase therewith, the two aspects all cause pollution from environmental noise, to operating personnel or
Communication, work, rest of associated user etc. cause to perplex, this master developed at amorphous alloy material high-speed electric expreess locomotive is restricted
Want one of problem.
Amorphous alloy material is currently used primarily in transformer industry, and in order to reduce core loss and noise, non-crystaline amorphous metal becomes
Depressor ensures that transformer core other than bearing its own gravity, is no longer compressed by others by structure design in design
Power.Amorphous alloy material stator is overrided to form by amorphous alloy strips, if the stator core of amorphous alloy material and engine base
Using traditional interference fit technique, extruding will certainly be generated to the stator core of amorphous alloy material, cause the loss of electric machine and
The increase of vibration noise.In order to make full use of the advantage of amorphous alloy material, urgent need will invention radial motor amorphous alloy material
The new mounting means of stator and engine base, make stator in addition to other than by its own gravity not by other stress..
Invention content
Goal of the invention
The present invention provides the mounting structures of radial motor amorphous alloy material stator and engine base, and the purpose is to by fixed
Son and stand structure component are transformed processing, under the premise of meeting radially, axially location tolerance, ensure that stator is removed by itself
Outside gravity, not by other external force, and ensure that stator is securely connect with engine base.
Technical solution
The mounting structure of radial motor amorphous alloy material stator and engine base, by engine base, radial motor amorphous alloy material
Stator and epoxy resin composition, engine base wall surface are provided with several circular through holes, on stator excircle there are 3 to be evenly distributed with 2mm's high
Circular arc boss, circular arc boss outer circle and engine base inner circle clearance fit form 3 on the stator excircle between 3 circular arc boss
Epoxy resin is filled in the circular through hole on 3 gaps and engine base in a gap；The stator of motor and the axially opposing position of engine base
It sets and is positioned using the positioning step of engine base inner circle, the diameter of positioning step is less than or equal to stator outer diameter.
All circular through holes will avoid the mating surface with stator circular arc boss, and ensure that there is at least two in each gap
The center of circle of circular through hole and the radius that positioning step positioning surface distance is circular through hole.
Circular arc boss outer circle and the gap of engine base inner circle are less than the 5% of motor gas-gap length.
The diameter of positioning step is less than stator outer diameter 0.5mm.
Advantage and effect
The present invention is the mounting structure of radial motor amorphous alloy material stator and engine base, is had the following advantages that and beneficial to effect
Fruit：
（1）Stator circular arc boss outer circle is gap-matched with engine base inner circle, is not needed mechanical equipment installation, is installed by hand
It is simple and convenient.
（2）Radial motor amorphous alloy material stator is other than the gravity of itself, not by other external force, stator core
It is lost small, vibration noise is small.
（3）Epoxy resin plays certain cushioning effect to the vibration of stator, and the vibration of engine base is made to reduce.
Description of the drawings
Fig. 1 is the overall structure diagram of invention.
Fig. 2 is the B-B sectional views of Fig. 1.
Fig. 3 is the stand structure schematic diagram of the present invention.
Fig. 4 is the A-A sectional views of Fig. 3.
Fig. 5 is the stator structure schematic diagram of the present invention.
Reference sign：
1 is engine base, and 2 be radial motor amorphous alloy material stator, and 3 be epoxy resin, and 4 is convex for the circular arc in stator circumference
Platform, 5 be the circular through hole on engine base, and 6 be the positioning step of engine base inner circle, 7 gap between engine base and circular arc boss.
Specific implementation mode
Following further describes the present invention with reference to the drawings：
The present invention provides the mounting structures of radial motor amorphous alloy material stator and engine base, as depicted in figs. 1 and 2,
It is made of engine base 1, radial motor amorphous alloy material stator 2 and epoxy resin 3；As shown in Figure 3 and Figure 4, engine base wall surface is provided with
Several circular through holes 5, as shown in Figure 2 and Figure 5, the circular arc boss 4 with 3 uniformly distributed 2mm high on stator excircle, circular arc is convex
4 outer circle of platform and 1 inner circle clearance fit of engine base form 3 gaps 7 on the stator excircle between 3 circular arc boss 4, at 3
Epoxy resin 3 is filled in circular through hole 5 on gap and engine base.Engine base inner circle is equipped with positioning step 6, for stator 2 in machine
Axially position in seat 1, the stator 2 of motor is positioned with the relative axial position of engine base using the positioning step 6 of engine base inner circle, fixed
Position step 6 diameter be less than or equal to stator outer diameter, this mounting structure be effectively ensured stator and engine base concentricity tolerance and
Axial tolerance, and when can prevent infusion epoxy resin, gap outflow of the epoxy resin between positioning step and stator.In this way
Structure ensure that the location tolerance requirement of stator and engine base, while filling epoxy resin connecting stator and engine base, ensure holding
When by torque, with engine base relative rotation does not occur for stator.
For example, when the diameter of positioning step 6 is less than stator outer diameter 0.5mm, stator and engine base fiting effect are preferable.
All circular through holes 5 will avoid the mating surface with stator circular arc boss 4, and ensure there is at least 2 at each gap 7
The center of circle of a circular through hole and the radius that positioning step 6 positioning surface distance is circular through hole 5.Circular through hole 5 is avoided justifying with stator
The mating surface of arc boss 4, be in order to from 7 infusion epoxy resin of gap when, circular through hole 5 can also fill full, ensure gap 7 and circle
Epoxy resin in shape through-hole 5 is integrated, and plays connecting stator and engine base, the purpose for bearing torque.
When infusion epoxy resin, the institute in gap 7 can be excluded as gas vent with 6 adjacent circular through hole of positioning step
There is air, makes to fill full epoxy resin in gap.
4 outer circle of circular arc boss of stator and engine base inner circle clearance fit, tolerance are less than motor gas-gap length 5%, i.e. circular arc
4 outer circle of boss and the gap of 1 inner circle of engine base are less than the 5% of motor gas-gap length.Setting ensure that the electromagnetic performance of motor in this way,
Make the operation that motor is safe and reliable.
Epoxy resin is filled at the circular through hole 5 on 3 gaps and engine base 1 between engine base 1 and stator 2, is then dried,
It can ensure reliable accurately installation stator in engine base in this way.
Using vertically-mounted method, 1 vertical display of engine base, positioning step 6 is in lower section, mobile stator 2 and 1 central shaft of engine base
It overlaps, stator 2 is slowly put into engine base 1, ensure that stator 2 is contacted with the positioning step 6 of distant place in engine base 1, the circular arc of stator 2
4 outer surface of boss will avoid all circular through holes, and then epoxy resin is injected in the top in gap between engine base 1 and stator 2,
Ensure that gap is filled with epoxy resin 3 with the circular through hole 5 on engine base.A piece of paper is pasted on the outside of each circular hole, prevents asphalt mixtures modified by epoxy resin
Fat 3 flows out, and is dried in last integral translation to oven, at this moment engine base 1 is linked together with stator 2 by epoxy resin 3.
Stator 2 and 1 clearance fit of engine base, stator 2 is not by the extruding of engine base 1.The circular through hole 5 processed on engine base 1
After filling completely epoxy resin 3, engine base 1 is not susceptible to circumferential play with stator 2, and motor can bear the torque of bigger.
The principle of the invention is as follows：
The mounting structure of radial motor amorphous alloy material stator and engine base is gap and machine between engine base and stator
Epoxy resin is filled to be fixedly connected with engine base and stator at circular hole on seat wall.It machined on stator excircle and match with engine base inner circle
The 3 circular arc boss closed, engine base surface process several circular through holes, and engine base inner circle processes the positioning step of axially position.It is fixed
Sub- circular arc boss outer circle and engine base inner circle are clearance fits, and stator is put into engine base by hand, and with engine base inner circle positioning table
Rank contacts, then filling epoxy resin at the circular through hole on the gap and engine base between engine base and stator, drying,
Simple and reliable installation motor amorphous alloy material stator is in engine base.
Embodiment 1：
Engine base uses general engine base, processes several circular through holes on engine base wall, and some of circular through holes are close to machine
Positioning step in seat, and the mating surface with stator circular arc boss is avoided in circular through hole position；The stator of amorphous alloy material is
It is laminated with amorphous alloy strips, then the circular arc boss at processing excircles, epoxy resin are liquid of vicidity, can be along engine base
It is flowed into the gap of stator.
Using vertically-mounted method, 1 vertical display of engine base, positioning step 6 is in lower section, mobile stator 2 and 1 central shaft of engine base
It overlaps, stator 2 is slowly put into engine base 1, ensure that stator 2 is contacted with the positioning step 6 of distant place in engine base 1, the circular arc of stator 2
Boss outer surface will avoid all circular through holes, and then epoxy resin is injected in the top in gap between engine base 1 and stator 2,
Ensure that gap is filled with epoxy resin 3 with the circular through hole 5 on engine base.A piece of paper is pasted on the outside of each circular hole, prevents asphalt mixtures modified by epoxy resin
Fat 3 flows out, and is dried in last integral translation to oven, at this moment engine base 1 is connected together with stator 2 by epoxy resin 3.
Claims (4)
1. the mounting structure of radial motor amorphous alloy material stator and engine base, by engine base（1）, radial motor amorphous alloy material
Stator（2）And epoxy resin（3）Composition, it is characterised in that：Engine base wall surface is provided with several circular through holes（5）, stator excircle
It is upper with 3 be 2mm high circular arc boss（4）, circular arc boss（4）Outer circle and engine base（1）Inner circle clearance fit, in 3 circles
Arc boss（4）Between stator excircle on formed 3 gaps（7）, the circular through hole on 3 gaps and engine base（5）Inside fill out
Fill epoxy resin（3）；The stator of motor（2）The positioning step of engine base inner circle is utilized with the relative axial position of engine base（6）It is fixed
Position, positioning step（6）Diameter be less than or equal to stator outer diameter.
2. the mounting structure of radial motor amorphous alloy material stator and engine base according to claim 1, it is characterised in that：
All circular through holes（5）It avoids and stator circular arc boss（4）Mating surface, and ensure each gap（7）There is at least two at place
The center of circle of circular through hole and positioning step（6）Positioning surface distance is circular through hole（5）Radius.
3. the mounting structure of radial motor amorphous alloy material stator and engine base according to claim 1, it is characterised in that：Circle
Arc boss（4）Outer circle and engine base（1）The gap of inner circle is less than the 5% of motor gas-gap length.
4. the mounting structure of radial motor amorphous alloy material stator and engine base according to claim 1, it is characterised in that：It is fixed
Position step（6）Diameter be less than stator outer diameter 0.5mm.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201610917660.5A CN106374649B (en) | 2016-10-21 | 2016-10-21 | The mounting structure of radial motor amorphous alloy material stator and engine base |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201610917660.5A CN106374649B (en) | 2016-10-21 | 2016-10-21 | The mounting structure of radial motor amorphous alloy material stator and engine base |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN106374649A CN106374649A (en) | 2017-02-01 |
| CN106374649B true CN106374649B (en) | 2018-08-28 |
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| Application Number | Title | Priority Date | Filing Date |
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| CN201610917660.5A Active CN106374649B (en) | 2016-10-21 | 2016-10-21 | The mounting structure of radial motor amorphous alloy material stator and engine base |
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| Country | Link |
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| CN (1) | CN106374649B (en) |
Families Citing this family (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN111082552A (en) * | 2019-12-13 | 2020-04-28 | 珠海格力电器股份有限公司 | Stator module, spindle motor and numerically controlled lathe |
Citations (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JP2001238376A (en) * | 2000-02-21 | 2001-08-31 | Mitsubishi Electric Corp | Motor stator core |
| EP1162715A1 (en) * | 2000-06-02 | 2001-12-12 | Asmo Co., Ltd. | Dynamo-electric machine and outer yoke thereof |
| JP3529746B2 (en) * | 2001-07-24 | 2004-05-24 | 英男 河村 | Permanent magnet type generator / motor equipped with an open comb-shaped stator |
| CN1315241C (en) * | 2003-04-25 | 2007-05-09 | 日本电产株式会社 | Motor |
| CN206149040U (en) * | 2016-10-21 | 2017-05-03 | 沈阳工业大学 | Mounting structure of radial motor amorphous alloy material stator and frame |
-
2016
- 2016-10-21 CN CN201610917660.5A patent/CN106374649B/en active Active
Patent Citations (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JP2001238376A (en) * | 2000-02-21 | 2001-08-31 | Mitsubishi Electric Corp | Motor stator core |
| EP1162715A1 (en) * | 2000-06-02 | 2001-12-12 | Asmo Co., Ltd. | Dynamo-electric machine and outer yoke thereof |
| JP3529746B2 (en) * | 2001-07-24 | 2004-05-24 | 英男 河村 | Permanent magnet type generator / motor equipped with an open comb-shaped stator |
| CN1315241C (en) * | 2003-04-25 | 2007-05-09 | 日本电产株式会社 | Motor |
| CN206149040U (en) * | 2016-10-21 | 2017-05-03 | 沈阳工业大学 | Mounting structure of radial motor amorphous alloy material stator and frame |
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| Publication number | Publication date |
|---|---|
| CN106374649A (en) | 2017-02-01 |
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| CB03 | Change of inventor or designer information |
Inventor after: Jia Jianguo Inventor after: Han Xueyan Inventor after: Ning Jie Inventor after: Ma Xin Inventor after: Wang Kaidong Inventor before: Jia Jianguo Inventor before: Han Xueyan Inventor before: Ning Jie Inventor before: Ma Xin |
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