CN103066717A - Motor stator with packaging stator winding and method of packaging stator winding - Google Patents
Motor stator with packaging stator winding and method of packaging stator winding Download PDFInfo
- Publication number
- CN103066717A CN103066717A CN2011103252000A CN201110325200A CN103066717A CN 103066717 A CN103066717 A CN 103066717A CN 2011103252000 A CN2011103252000 A CN 2011103252000A CN 201110325200 A CN201110325200 A CN 201110325200A CN 103066717 A CN103066717 A CN 103066717A
- Authority
- CN
- China
- Prior art keywords
- stator
- stator winding
- groove
- encapsulating material
- encapsulated
- 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.)
- Pending
Links
Images
Landscapes
- Insulation, Fastening Of Motor, Generator Windings (AREA)
Abstract
The invention discloses a motor stator with a packaging stator winding. The motor stator with the packaging stator winding comprises a stator housing, wherein a stator core is arranged in the inner wall of the stator housing, a through groove is formed in the stator core, and a stator winding penetrates through the through groove. Packaging materials for packaging the stator winding inside the through groove are arranged in the through groove in a pouring mode, packaging materials for packaging the stator winding outside the through groove are arranged between the end face of the stator core and the stator housing, and the stator winding and the packaging materials are solidified into a whole. The invention further discloses a method of packaging the stator winding. The method of packaging the stator winding comprises configurations, mixing, solidifying and molding. The motor stator is good in heat dissipation effect, low in running noise, long in service life, and can be widely applied to motor stator production.
Description
Technical field
The present invention relates to design of electrical motor manufacturing technology field, particularly a kind of method with motor stator and encapsulated stator winding of encapsulated stator winding.
Background technology
Motor stator generally is comprised of stator winding, stator core and the stator cage that wraps stator core.Some such as water smoke, mist of oil, salt fog and the relatively rugged environment such as mouldy in, the main method that present raising motor stator barrier propterty adopts is to improve the stator cage degree of protection of motor stator, and is coated with three anti-lacquers (protection against the tide, anti-salt fog and mildew-resistant) at the stator cage of motor stator.But in the more serious environment of some water smokes or mist of oil or salt fog, only adopt the stator cage of high-protection level and be coated with three anti-lacquers at stator cage, the stator winding of motor stator still can be subject to the impact of adverse circumstances, appearance such as dielectric strength reduces, stator winding leakage current increases, the problems such as stator winding life-span minimizing finally cause the stator winding of motor stator to burn out.
Summary of the invention
For the problems referred to above, the purpose of this invention is to provide a kind of protection effect good, the motor stator with encapsulated stator winding of long service life and the method for encapsulated stator winding.
For achieving the above object, the present invention adopts following technical scheme:
A kind of motor stator with encapsulated stator winding comprises stator cage, and the inwall of described stator cage is provided with stator core, offers groove on the described stator core, is equipped with stator winding in the described groove, wherein:
Be cast with the encapsulating material for encapsulation groove internal stator winding in the described groove, also be cast with the encapsulating material for encapsulation groove external stator winding in the space between the end face of described stator core and the described stator cage;
Described stator winding and described encapsulation material solidifies are integrated.
Further, the shaft centre line of described stator core is parallel to the shaft centre line of described groove, and described groove is spaced on the described stator core along the circumferencial direction of described stator core.
Further, described groove madial wall offers the notch for the cast encapsulating material, and described notch is positioned on the madial wall of described stator core.
Further, it is characterized in that, described encapsulating material adopts epoxy resin and curing agent configuration to form.
A kind of method of encapsulated stator winding may further comprise the steps:
Step 1: configuration packages material;
Step 2: described encapsulating material is mixed;
Step 3: described encapsulating material is poured in the groove of stator core, and described encapsulating material also is poured in the end face and the space between the stator cage of described stator core;
Step 4: described encapsulating material is adopted the baking-curing moulding or adopts the nature curing molding.
Further, described encapsulating material adopts epoxy resin and curing agent configuration to form, and the volume proportion of described epoxy resin and described curing agent is 1: 0.6 to 1: 1.2.
Further, described epoxy resin percent by volume is 60%, and described curing agent percent by volume is 40%.
Further, the baking-curing moulding is specially: stoving time is 1～4 hour, and baking temperature is 80～130 ℃.
Further, the nature curing molding is specially: be 18～20 hours standing time.
The present invention is owing to adopting above technical scheme, it has the following advantages: the present invention adopts all tight encapsulation of encapsulating material such as epoxy resin and curing agent of the stator winding of motor stator, the heat of stator winding is directly transferred to stator cage by encapsulating material after the encapsulation, so the motor stator good heat dissipation effect; Stator winding encapsulates the rear motor stator by integral reinforcing, the noise when greatly reducing the motor operation; Stator winding and outside adverse circumstances are isolated fully after the encapsulation, thereby can improve the motor stator protection effect, prolongation motor stator useful life.Good heat dissipation effect of the present invention, noise is low, long service life, it can be widely used in the production of motor stator.
Description of drawings
Fig. 1 is the structural representation with motor stator of encapsulated stator winding of the present invention.
Fig. 2 is the sectional structure schematic diagram of the motor stator with encapsulated stator winding shown in Figure 1.
Fig. 3 is the process chart of encapsulated stator winding of the present invention.
Embodiment
In order to make purpose of the present invention, technical scheme and advantage clearer, below in conjunction with drawings and Examples, the present invention is further elaborated.Should be appreciated that specific embodiment described herein only in order to explain the present invention, is not intended to limit the present invention.
As shown in Figure 1 and Figure 2, the invention provides a kind of motor stator with encapsulated stator winding, comprise stator cage 1, the inwall of stator cage 1 is provided with stator core 2, and stator core 2 offers groove 21, is equipped with stator winding 3 in the groove 21, wherein:
Be cast with the encapsulating material 4 for encapsulation groove 21 internal stator windings 3 in the groove 21, also be cast with the encapsulating material 4 for encapsulation groove 21 external stator windings 3 in the end face 22 of stator core 2 and the space between the stator cage 1;
Stator winding 3 and encapsulating material 4 are cured as one.
The present invention is with all tight encapsulation of stator winding 3 usefulness encapsulating materials 4 of motor stator, and the heat of stator winding 3 is directly transferred to stator cage 1, good heat dissipation effect by encapsulating material 4 after the encapsulation; Stator winding 3 rear integrated motor stators in bulk are by integral reinforcing, noise in the time of can reducing the motor operation; Stator winding 3 is encapsulated entirely, and motor stator can have good protective action under adverse circumstances, prolonged the useful life of motor stator.
As a kind of preferred version, the cross section 12 of the inwall 11 of stator cage 1 is circular, and the cross section 14 of its outer wall 13 is circular or square; Stator core 2 is the torus structure.In the present embodiment, the cross section of the outer wall 13 of stator cage 1 is circular.The cross section 14 of the outer wall 13 of stator cage 1 is circular or square except adopting, and can also adopt other suitable structure, does not repeat them here.If the cross section 12 of the inwall 11 of stator cage 1 and the cross section 14 of outer wall 13 are circle, stator core 2 also is the torus structure, then stator cage 1 and stator core 2 can adopt the concentric circles ring body, and the stator cage 1 that further increases motor stator is connected the fastness that connects with stator core.
As a kind of preferred version, the shaft centre line of stator core 2 is parallel to the shaft centre line of groove 21, groove 21 is spaced on the stator core 2 along the circumferencial direction of stator core 2, therefore the present invention has guaranteed that the stator winding 3 that is located in the groove 21 is evenly arranged on the stator core 2, can further improve the radiating effect of stator winding 3.
Encapsulating material 4 adopts epoxy resin and curing agent configuration to form.The present invention adopts the encapsulating material 4 with epoxy resin and curing agent configuration, this encapsulating material 4 is insulation property and all good but also anticorrosions, high temperature resistant of sealing property not only, therefore not only improved the radiating effect of stator winding 3, and can fully stator winding 3 and extraneous adverse circumstances have been isolated fully.
As shown in Figure 3, the present invention also provides a kind of method of encapsulated stator winding, may further comprise the steps:
Step 1: configuration packages material 4;
Step 2: encapsulating material 4 is mixed;
Step 3: encapsulating material 4 is injected in the groove 21 of stator core 2, and encapsulating material 4 is also injected in the end face 22 and the space between the stator cage 1 of stator core 2;
Step 4: encapsulating material 4 is adopted the baking-curing moulding or adopts the nature curing molding.
As a kind of preferred version, encapsulating material 4 adopts epoxy resin and curing agent configuration to form, the volume proportion of described epoxy resin and described curing agent is 1: 0.6 to 1: 1.2, in the present embodiment, it is 60% that configuration packages material 4 adopts the epoxy resin percent by volume, and described curing agent percent by volume is 40%.
The baking-curing moulding is specially: stoving time is preferably 1～4 hour, and baking temperature is preferably 80～130 ℃.
The nature curing molding is specially: be preferably 18～20 hours standing time.
To sum up, the present invention adopts the stator winding 3 usefulness encapsulating materials 4 with motor stator all tightly to encapsulate such as epoxy resin and curing agent, stator winding 3 and encapsulating material 4 are cured as one, therefore the heat of stator winding 3 is transmitted on the stator cage 1 by encapsulating material 4 after stator winding 3 encapsulation, so the motor stator good heat dissipation effect; Because stator winding 3 packed materials 4 encapsulate the rear motor stators by integral reinforcing, the noise when greatly reducing the motor operation; Owing to isolating fully with outside adverse circumstances after stator winding 3 encapsulation, thereby greatly improve the protection effect of motor stator, prolonged motor stator useful life.
The above is preferred embodiment of the present invention only, is not to limit practical range of the present invention; If do not break away from the spirit and scope of the present invention, the present invention is made amendment or is equal to replacement, all should be encompassed in the middle of the protection range of claim of the present invention.
Claims (9)
1. the motor stator with encapsulated stator winding is characterized in that, comprises stator cage, and the inwall of described stator cage is provided with stator core, offers groove on the described stator core, is equipped with stator winding in the described groove, wherein:
Be cast with the encapsulating material for encapsulation groove internal stator winding in the described groove, also be cast with the encapsulating material for encapsulation groove external stator winding in the space between the end face of described stator core and the described stator cage;
Described stator winding and described encapsulation material solidifies are integrated.
2. the motor stator with encapsulated stator winding according to claim 1, it is characterized in that, the shaft centre line of described stator core is parallel to the shaft centre line of described groove, and described groove is spaced on the described stator core along the circumferencial direction of described stator core.
3. the motor stator with encapsulated stator winding according to claim 2 is characterized in that, described groove madial wall offers the notch for the cast encapsulating material, and described notch is positioned on the madial wall of described stator core.
4. according to claim 1 or 3 described motor stators with encapsulated stator winding, it is characterized in that, described encapsulating material adopts epoxy resin and curing agent configuration to form.
5. the method for an encapsulated stator winding is characterized in that, may further comprise the steps:
Step 1: configuration packages material;
Step 2: described encapsulating material is mixed;
Step 3: described encapsulating material is poured in the groove of stator core, and described encapsulating material also is poured in the end face and the space between the stator cage of described stator core;
Step 4: described encapsulating material is adopted the baking-curing moulding or adopts the nature curing molding.
6. the method for encapsulated stator winding according to claim 5 is characterized in that, described encapsulating material adopts epoxy resin and curing agent configuration to form, and the volume proportion of described epoxy resin and described curing agent is 1: 0.6 to 1: 1.2.
7. the method for encapsulated stator winding according to claim 6 is characterized in that, described epoxy resin percent by volume is 60%, and described curing agent percent by volume is 40%.
8. according to claim 5 or the method for 6 or 7 described encapsulated stator windings, it is characterized in that, the baking-curing moulding is specially: stoving time is 1～4 hour, and baking temperature is 80～130 ℃.
9. according to claim 5 or the method for 6 or 7 described encapsulated stator windings, it is characterized in that, the nature curing molding is specially: be 18～20 hours standing time.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2011103252000A CN103066717A (en) | 2011-10-24 | 2011-10-24 | Motor stator with packaging stator winding and method of packaging stator winding |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2011103252000A CN103066717A (en) | 2011-10-24 | 2011-10-24 | Motor stator with packaging stator winding and method of packaging stator winding |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN103066717A true CN103066717A (en) | 2013-04-24 |
Family
ID=48109221
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN2011103252000A Pending CN103066717A (en) | 2011-10-24 | 2011-10-24 | Motor stator with packaging stator winding and method of packaging stator winding |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN103066717A (en) |
Cited By (11)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN103746488A (en) * | 2013-10-16 | 2014-04-23 | 广东威灵电机制造有限公司 | Motor, waterproof structure of motor stator winding and processing technology thereof |
| CN103753746A (en) * | 2013-12-31 | 2014-04-30 | 宁波菲仕运动控制技术有限公司 | Tool for epoxy resin casting of motor |
| CN104467322A (en) * | 2013-09-17 | 2015-03-25 | 山东欧瑞安电气有限公司 | Epoxy resin cast process of motor stator winding |
| CN107276342A (en) * | 2017-07-17 | 2017-10-20 | 浙江西子富沃德电机有限公司 | A kind of poured with epoxy resin technique of motor stator winding |
| CN107769494A (en) * | 2016-08-19 | 2018-03-06 | 中车株洲电力机车研究所有限公司 | The manufacture method and motor of motor |
| CN107947479A (en) * | 2018-01-08 | 2018-04-20 | 华南理工大学 | A kind of automobile motor stator module and its method for packing based on convection conduct heat material |
| CN110040175A (en) * | 2018-01-16 | 2019-07-23 | 郑州宇通客车股份有限公司 | A kind of electric vehicle and its steering boost system, double source double-winding motor |
| CN110384936A (en) * | 2019-08-02 | 2019-10-29 | 成都泰隆游乐实业有限公司 | A kind of waterproof electromagnetic launch motor and water amusement equipment |
| CN111181285A (en) * | 2020-02-05 | 2020-05-19 | 湖北工业大学 | Cooling method for motor stator winding |
| CN111478526A (en) * | 2020-04-16 | 2020-07-31 | 无锡佳煦成智能科技有限公司 | Implementation method for improving high pressure resistance of canned motor pump |
| CN114679024A (en) * | 2022-05-30 | 2022-06-28 | 沈阳微控新能源技术有限公司 | Tool for packaging motor stator and motor stator packaging method |
Citations (10)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US5459190A (en) * | 1992-01-29 | 1995-10-17 | Ebara Corporation | Thermotropic liquid crystal polymer composition and insulator |
| JP2001037144A (en) * | 1999-07-21 | 2001-02-09 | Matsushita Electric Ind Co Ltd | Submersible motor |
| CN1305257A (en) * | 2001-01-18 | 2001-07-25 | 合肥工业大学 | Plastic capsulation submerged motor and its capsulation material and technology |
| CN1394377A (en) * | 2000-10-25 | 2003-01-29 | 米其林创意开发股份有限公司 | Rotary electric machine and method for making same |
| CN1958706A (en) * | 2006-10-16 | 2007-05-09 | 中山大学 | Plastic package material of AC permanent magnet submersible motor, plastic package technique and application |
| CN101764451A (en) * | 2009-12-25 | 2010-06-30 | 江门市瑞荣泵业有限公司 | Stator structure of submersible motor and manufacturing method thereof |
| CN102005874A (en) * | 2010-12-15 | 2011-04-06 | 南车株洲电机有限公司 | Vacuum encapsulating technology method of motor stator notch |
| CN201887572U (en) * | 2010-12-21 | 2011-06-29 | 宁波菲仕电机技术有限公司 | Wound stator for servo motor |
| CN202014178U (en) * | 2011-04-14 | 2011-10-19 | 侯学青 | 1.5 kW to 2.5 kW brushless permanent magnetic direct current motor structure without position sensor |
| CN202334028U (en) * | 2011-10-24 | 2012-07-11 | 太仓富田瑞兰得电机有限公司 | Motor stator with packaged stator windings |
-
2011
- 2011-10-24 CN CN2011103252000A patent/CN103066717A/en active Pending
Patent Citations (10)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US5459190A (en) * | 1992-01-29 | 1995-10-17 | Ebara Corporation | Thermotropic liquid crystal polymer composition and insulator |
| JP2001037144A (en) * | 1999-07-21 | 2001-02-09 | Matsushita Electric Ind Co Ltd | Submersible motor |
| CN1394377A (en) * | 2000-10-25 | 2003-01-29 | 米其林创意开发股份有限公司 | Rotary electric machine and method for making same |
| CN1305257A (en) * | 2001-01-18 | 2001-07-25 | 合肥工业大学 | Plastic capsulation submerged motor and its capsulation material and technology |
| CN1958706A (en) * | 2006-10-16 | 2007-05-09 | 中山大学 | Plastic package material of AC permanent magnet submersible motor, plastic package technique and application |
| CN101764451A (en) * | 2009-12-25 | 2010-06-30 | 江门市瑞荣泵业有限公司 | Stator structure of submersible motor and manufacturing method thereof |
| CN102005874A (en) * | 2010-12-15 | 2011-04-06 | 南车株洲电机有限公司 | Vacuum encapsulating technology method of motor stator notch |
| CN201887572U (en) * | 2010-12-21 | 2011-06-29 | 宁波菲仕电机技术有限公司 | Wound stator for servo motor |
| CN202014178U (en) * | 2011-04-14 | 2011-10-19 | 侯学青 | 1.5 kW to 2.5 kW brushless permanent magnetic direct current motor structure without position sensor |
| CN202334028U (en) * | 2011-10-24 | 2012-07-11 | 太仓富田瑞兰得电机有限公司 | Motor stator with packaged stator windings |
Cited By (15)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN104467322A (en) * | 2013-09-17 | 2015-03-25 | 山东欧瑞安电气有限公司 | Epoxy resin cast process of motor stator winding |
| CN104467322B (en) * | 2013-09-17 | 2016-09-21 | 山东欧瑞安电气有限公司 | A kind of poured with epoxy resin technique of motor stator winding |
| CN103746488A (en) * | 2013-10-16 | 2014-04-23 | 广东威灵电机制造有限公司 | Motor, waterproof structure of motor stator winding and processing technology thereof |
| CN103746488B (en) * | 2013-10-16 | 2016-02-03 | 广东威灵电机制造有限公司 | The waterproof construction of motor, motor stator winding and processing technology thereof |
| CN103753746A (en) * | 2013-12-31 | 2014-04-30 | 宁波菲仕运动控制技术有限公司 | Tool for epoxy resin casting of motor |
| CN107769494A (en) * | 2016-08-19 | 2018-03-06 | 中车株洲电力机车研究所有限公司 | The manufacture method and motor of motor |
| CN107769494B (en) * | 2016-08-19 | 2019-11-29 | 中车株洲电力机车研究所有限公司 | The manufacturing method and motor of motor |
| CN107276342A (en) * | 2017-07-17 | 2017-10-20 | 浙江西子富沃德电机有限公司 | A kind of poured with epoxy resin technique of motor stator winding |
| CN107947479A (en) * | 2018-01-08 | 2018-04-20 | 华南理工大学 | A kind of automobile motor stator module and its method for packing based on convection conduct heat material |
| CN110040175A (en) * | 2018-01-16 | 2019-07-23 | 郑州宇通客车股份有限公司 | A kind of electric vehicle and its steering boost system, double source double-winding motor |
| CN110384936A (en) * | 2019-08-02 | 2019-10-29 | 成都泰隆游乐实业有限公司 | A kind of waterproof electromagnetic launch motor and water amusement equipment |
| CN111181285A (en) * | 2020-02-05 | 2020-05-19 | 湖北工业大学 | Cooling method for motor stator winding |
| CN111478526A (en) * | 2020-04-16 | 2020-07-31 | 无锡佳煦成智能科技有限公司 | Implementation method for improving high pressure resistance of canned motor pump |
| CN114679024A (en) * | 2022-05-30 | 2022-06-28 | 沈阳微控新能源技术有限公司 | Tool for packaging motor stator and motor stator packaging method |
| CN114679024B (en) * | 2022-05-30 | 2022-08-19 | 沈阳微控新能源技术有限公司 | Tool for packaging motor stator and motor stator packaging method |
Similar Documents
| Publication | Publication Date | Title |
|---|---|---|
| CN103066717A (en) | Motor stator with packaging stator winding and method of packaging stator winding | |
| CN103545945B (en) | Motor stator | |
| CN202334028U (en) | Motor stator with packaged stator windings | |
| CN103872276A (en) | Lithium ion battery filled polymer composition, filling method, lithium battery and application | |
| CN106505776A (en) | The waterproof construction of pump motor | |
| CN103887945A (en) | Hub motor and manufacturing method thereof | |
| CN107846090B (en) | Oil immersed motor stator structure and manufacturing method thereof | |
| CN103475131B (en) | Plastic packaged motor stator and prevent the method for its coil windings end injection molding deformation | |
| CN110138154A (en) | The manufacturing method and drip-proof motors stator of drip-proof motors stator | |
| CN107276257A (en) | Rotor and preparation method thereof, motor and electronic water pump | |
| WO2022095608A1 (en) | Stator module, electric motor, and pipeline pump | |
| CN102468725B (en) | A kind of process for encapsulating stator coil in motor | |
| CN207896748U (en) | A kind of oil immersed type motor stator structure | |
| CN104756367A (en) | Rotor for an electric motor | |
| CN106549524A (en) | The lightning protection waterproof construction device of pump motor | |
| CN110873062A (en) | Electronic water pump and casing assembly thereof | |
| CN205428681U (en) | Incomplete plastic package structure for reluctance type rotary transformer | |
| JP7118257B2 (en) | Electronic water pump and its housing assembly | |
| CN205104887U (en) | Cable intermediate joint waterproof explosion -proof box | |
| CN103762791A (en) | Manufacturing method for stator assembly, stator assembly and plastic-packaging motor | |
| CN208820576U (en) | A kind of motor stator connector | |
| CN203827100U (en) | Motor and fan employing same | |
| CN207131599U (en) | Water pump and the vehicle with the water pump | |
| CN102592811B (en) | Powdered-alloy tapped ignition coil and manufacture method thereof | |
| CN201639370U (en) | Motor stator |
Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C06 | Publication | ||
| PB01 | Publication | ||
| C10 | Entry into substantive examination | ||
| SE01 | Entry into force of request for substantive examination | ||
| RJ01 | Rejection of invention patent application after publication | ||
| RJ01 | Rejection of invention patent application after publication |
Application publication date: 20130424 |