CN102377254A - Stator structure of molding electrical machine for washing machine - Google Patents
Stator structure of molding electrical machine for washing machine Download PDFInfo
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- CN102377254A CN102377254A CN2011103278439A CN201110327843A CN102377254A CN 102377254 A CN102377254 A CN 102377254A CN 2011103278439 A CN2011103278439 A CN 2011103278439A CN 201110327843 A CN201110327843 A CN 201110327843A CN 102377254 A CN102377254 A CN 102377254A
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- terminal
- enamelled wire
- stator
- stator core
- washing machine
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Abstract
The invention provides a stator structure of a molding electrical machine for a washing machine, which comprises a stator iron core insulating piece and an terminal part, wherein the terminal part and the stator iron core insulating piece are respectively to be a separated part and are connected with each other into a whole body in the manner of inserting, fastening, bonding or molding. The middle of the terminal part is provided with a plane which is named as a middle plane of the terminal part, the middle plane of the terminal part is provided with a protecting hole for protecting an enameled wire, and the enameled wire is arranged in the protecting hole of the enameled wire when the terminal part is molded, so that the terminal part can be directly molded without arranging a conventional cover for protecting the terminal part, the material and the time can be saved, and the hidden trouble that the enameled wire is crushed by the conventional structure can be avoided. Furthermore, a certain height difference exists between a groove at a place where the enameled wire is inserted and the middle plane, so that a waterproof material can not be fed into or covered on the end part of an electric connecting coil, and the defective product of the stator of the electrical machine since a molding material is fed into the end part of the electric connecting coil can be reduced.
Description
Technical field
The present invention is a kind of stator structure of use in washing machine plastic moulded motors, belongs to the improvement technology of use in washing machine external rotor class permanent magnet synchronous motor stator.
Background technology
Traditional use in washing machine external rotor class permanent magnet synchronous motor stator structure adopts the resin mold moulding of cover, metal terminal and the water proofing property of stator core insulation spare, coil windings, protection portion of terminal.It is characterized in that: 1, portion of terminal is a stator core insulation spare part, and promptly stator core insulation spare and the as a whole structure of portion of terminal form so portion of terminal and stator core insulation spare are the mold of commaterial one; 2, behind the stator core insulation spare spiral; Portion of terminal with the end that is electrically connected coil is before the resin with water proofing property carries out mold; Need be packed with the cover of protection portion of terminal in the side of portion of terminal, the resin mold of water proofing property is removing the enforcement of portion of terminal and the part the cover.
Chinese patent document number CN100557920 announced a kind of use in washing machine motor and has possessed the washing machine of this motor on August 9th, 2009, can improve the coil of stator and the water proofing property of portion of terminal, and under the situation that performance is reduced, use for a long time.Possess: stator, it will carry out mold with insulative resin from the yoke portion of ring-type after a plurality of teeth of periphery are provided with a plurality of laminated iron cores, and beginning winding around on tooth forms on the insulating resin mold; Rotor, itself and stator concentric arrangement, with the corresponding position of tooth on be furnished with a plurality of magnet, wherein, be that stator becomes mold with the resin of water proofing property.
The plastic moulded motors stator core insulation spare structure of traditional use in washing machine external rotor class permanent magnet synchronous motor has following three shortcomings:
One, portion of terminal is the part of stator core insulation spare; Be stator core insulation spare and the as a whole structure of portion of terminal; This structure makes that portion of terminal and stator core insulation spare are that the mold of commaterial one forms; Cause the part that does not possess burning condition beyond the portion of terminal also need use the material mold of anti-flammability, cost is higher;
Two, behind the stator core insulation spare spiral, have the portion of terminal that is electrically connected the coil end, before the resin with water proofing property carries out mold, also need to be packed with the cover of protection portion of terminal, increase cost and operation, reduce production efficiency in the side of portion of terminal;
Three, be embedded with the cover of protection portion of terminal on the side of portion of terminal, one of effect of cover is that the protective paint envelope curve does not break when the resin mold of water proofing property.Faying face in cover and portion of terminal has the groove that runs through each other, passes through the enamelled wire in the groove in order to protection.Just there is the hidden danger that weighs enamelled wire wounded in the structure of this protective paint envelope curve when being pressed into cover; So need be before the cover that is pressed into the protection portion of terminal; Need enamelled wire bending and the groove of putting into portion of terminal are positioned; Weigh enamelled wire when preventing to be pressed into cover wounded, make complex procedures, there is hidden danger the low and quality aspect of production efficiency.
Therefore, need do further improvement.
Summary of the invention
The object of the invention aims to provide and a kind ofly can reduce production costs, simplify production process, enhance productivity, improve the operation qualification rate and do not reduce the stator structure of the use in washing machine plastic moulded motors of its performance, long service life, to overcome weak point of the prior art.
Press the stator structure of a kind of use in washing machine plastic moulded motors of this purpose design; Comprise stator core insulation spare and portion of terminal thereof; Its architectural feature is that portion of terminal and stator core insulation spare are separating component, and fuses through the mode of grafting, buckle, stickup or mold.
Said portion of terminal is provided with the end of more than one electrical connection coil, and the end that is electrically connected coil is provided with the groove of including enamelled wire in, and facial planes has certain height poor in groove and the portion of terminal; Waterproof material is embodied in end and the two part in addition of middle facial planes that is electrically connected coil.
Said portion of terminal has the enamelled wire protection hole of facial planes in more than one running through, and the enamelled wire of winding coil passes from enamelled wire protection hole.
Said stator core insulation spare inboard is provided with the location division of matching with portion of terminal, and upper end, location division outer wall is provided with enamelled wire and passes through groove.
Connect fixing in the location division of the bottom insertion stator core insulation spare of said portion of terminal; The penetrating via that passes through the common protective paint envelope curve of forming of groove of enamelled wire protection hole and enamelled wire, enamelled wire therefrom passes.
Said portion of terminal is used the same material of different flame retardant ratings or is used different materials to carry out the mold moulding with stator core insulation spare.
Said stator core insulation spare and portion of terminal insulation.
The stator structure of use in washing machine plastic moulded motors of the present invention possesses the characteristic of two kinds of structures.First kind of structure: be called stator core by the certain thickness iron core combination of the range upon range of one-tenth of single core stamping of a plurality of teeth; Stator core carries out the insulating material mold, and the Insulating frame that stator core after the mold and the mold of insulating properties material form is formed stator core insulation spare; Coiling on the tooth portion insulating resin of stator core insulation spare, the formed body of coiling is called stator winding on the stator core insulation spare; The enamelled wire of every phase winding is passed the enamelled wire protection hole of separate type portion of terminal, the bottom of portion of terminal is cooperated with the location division of stator core insulation spare peg graft fixingly, the stator winding of portion of terminal is with in formation; To insert metal terminal with the stator winding of portion of terminal again, stator is whole to be accomplished.
Second kind of structure: on first kind of whole basis of accomplishing of structure stator, carry out the mold of waterproof material again; During the waterproof material mold; Portion of terminal contacts with mold; The phenomenon of the enamelled wire broken string of winding coil can occur, protect the enamelled wire of coil not impaired so traditional stator can be packed with cover in advance around portion of terminal.But the middle part of portion of terminal of the present invention is provided with a plane is called middle facial planes; The middle facial planes of portion of terminal has the protection hole of protective paint envelope curve; Enamelled wire is in the enamelled wire protection hole of portion of terminal during mold; Portion of terminal can directly contact with mold like this, not only saved material and time, has also solved the hidden danger that traditional structure possibly weigh enamelled wire wounded.
Description of drawings
Fig. 1 is one embodiment of the invention structural representation.
Fig. 2 is the structural representation of an embodiment stator core insulation spare.
Fig. 3 is a stator structure sketch map after the waterproof material mold.
Fig. 4 is the structural representation of portion of terminal.
Fig. 5 is the opposing party's bit architecture sketch map of portion of terminal.
Fig. 6 is an A place enlarged drawing among Fig. 2.
Among the figure: 1 is portion of terminal, and 2 is stator core insulation spare, and 3 is stator, and 11 is groove; 12 are enamelled wire protection hole, and 13 for being electrically connected the end of coil, and 14 is middle facial planes, and 21 is stator core; 22 is Insulating frame, 23 location divisions, and 24 are the insulation of tooth portion, 25 is winding coil enamelled wire hanging wire post; 26 is the common port wire connecting portion, and 27 for passing through groove, and 28 is pit, and 29 is projection.
Embodiment
Below in conjunction with accompanying drawing and embodiment the present invention is further described.
Referring to Fig. 1-Fig. 6, a kind of stator structure of use in washing machine plastic moulded motors comprises the same material that uses different flame retardant ratings or uses different materials to carry out the portion of terminal 1 and stator core insulation spare 2 of mold moulding.Portion of terminal 1 was arranged with stator core insulation spare in 2 minutes, was connected and fixed through the mode of pegging graft.Stator core insulation spare 2 is undertaken forming after the insulating material mold by stator core 21.Coiling on the insulating resin of stator core insulation spare 2 tooth portions just forms the stator core insulation spare 2 of being with winding.
The end 13 of the electrical connection coil on the portion of terminal 1 is provided with the groove 11 of including enamelled wire in, and the middle facial planes 14 of groove and portion of terminal 1 has certain height poor, make things convenient for enamelled wire to include portion of terminal in after, adopt machine or the unnecessary enamelled wire of artificial removal.
Stator core insulation spare 2 is made up of the Insulating frame 22 that stator core 21 and the mold of insulating properties material form.Stator core 21 is to be formed by the range upon range of one-tenth certain thickness of the single core stamping of a plurality of teeth, and Insulating frame 22 comprises the common port wire connecting portion 26 of the location division 23, tooth portion insulation 24, winding coil enamelled wire hanging wire post 25 and the winding coil that match with portion of terminal.Every phase coil winding technique and is carried out the between cog cross-line through winding coil enamelled wire hanging wire post 25 in tooth portion insulation 24, the common port of every phase winding coil is connected common port wire connecting portion 26.
Insert in the process of the stator core insulation spare 2 of being with winding in portion of terminal 1; Earlier the enamelled wire of winding coil is therefrom passed in the enamelled wire protection hole 12 in the facial planes 14; Again the bottom in the portion of terminal 1 is inserted in the pit 28 of location division 23; Make the projection 29 of location division 23 insert the bottom of portion of terminal 1, thereby let portion of terminal 1 and location division 23 fix, form portion of terminal 1 and band winding stator core insulation spare 2 to inserting structure.
The location division 23 of matching with portion of terminal 1 is provided with enamelled wire through groove 27; Its effect is fully to after inserting at portion of terminal 1 and stator core insulation spare 2; Enamelled wire is in through in 12 common penetrating vias of forming of groove 27 and enamelled wire protection hole, with protective paint envelope curve not sustaining damage to inserting in the process at the stator core insulation spare 2 of portion of terminal 1 and band winding.2 pairs of the stator core insulation spares of portion of terminal 1 and band winding are inserted back stator 3 whole completion.
The stator 3 that integral body is accomplished carries out the water proofing property mold.In waterproof material mold process, traditional handicraft causes the enamelled wire broken string of winding coil easily.But the present invention has enamelled wire protection hole 12 in the middle facial planes 14 of portion of terminal 1, enamelled wire therefrom passes, and makes it when mold, avoid the broken string that causes because of the mold material impact.The groove 11 of including the enamelled wire place in has certain height poor with middle facial planes 14, through the distance of elongated groove 11 with middle facial planes 14, makes that the mold material is difficult for getting into the end 13 that is electrically connected coil when mold.When carrying out the waterproof material mold; Because the middle facial planes of portion of terminal 1 14 is the contact-making surface (promptly sealing charge level) of waterproof material and mould; Do not got into or cover so can guarantee the end 13 that is electrically connected coil, thereby reduce because of getting into the defective products that the mold material produces motor stator in the end 13 that is electrically connected coil by waterproof material.
Claims (7)
1. the stator structure of a use in washing machine plastic moulded motors comprises stator core insulation spare (2) and portion of terminal (1) thereof, it is characterized in that portion of terminal (1) and stator core insulation spare (2) are separating component, and fuses through the mode of grafting, buckle, stickup or mold.
2. according to the stator structure of the said use in washing machine plastic moulded motors of claim 1; It is characterized in that said portion of terminal (1) is provided with the end (13) of more than one electrical connection coil; The end (13) that is electrically connected coil is provided with the groove (11) of including enamelled wire in, and the middle facial planes (14) of groove and portion of terminal has certain height poor; Waterproof material be embodied in the end (13) that is electrically connected coil and middle facial planes (14) the two with exterior portions.
3. according to the stator structure of the said use in washing machine plastic moulded motors of claim 2, it is characterized in that said portion of terminal (1) has the more than one enamelled wire protection hole (12) of running through middle facial planes (14), the enamelled wire of winding coil is protected the hole (12) from enamelled wire and is passed.
4. according to the stator structure of the said use in washing machine plastic moulded motors of claim 3, it is characterized in that said stator core insulation spare (2) inboard is provided with the location division (23) of matching with portion of terminal (1), upper end, location division outer wall is provided with enamelled wire through groove (27).
5. according to the stator structure of the said use in washing machine plastic moulded motors of claim 4, it is characterized in that fixing interior connection of location division (23) of stator core insulation spare (2) inserted in the bottom of said portion of terminal (1); The penetrating via that passes through the common protective paint envelope curve of forming of groove (27) of enamelled wire protection hole (12) and enamelled wire, enamelled wire therefrom passes.
6. according to the stator structure of each said use in washing machine plastic moulded motors of claim 1-5, it is characterized in that said portion of terminal (1) and stator core insulation spare (2) use the same material of different flame retardant ratings perhaps to use different materials to carry out the mold moulding.
7. according to the stator structure of the said use in washing machine plastic moulded motors of claim 6, it is characterized in that the insulation of said stator core insulation spare (2) and portion of terminal (1).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201110327843.9A CN102377254B (en) | 2011-10-25 | 2011-10-25 | The stator structure of molding electrical machine for washing machine |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201110327843.9A CN102377254B (en) | 2011-10-25 | 2011-10-25 | The stator structure of molding electrical machine for washing machine |
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| Publication Number | Publication Date |
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| CN102377254A true CN102377254A (en) | 2012-03-14 |
| CN102377254B CN102377254B (en) | 2016-05-04 |
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| Application Number | Title | Priority Date | Filing Date |
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| CN201110327843.9A Active CN102377254B (en) | 2011-10-25 | 2011-10-25 | The stator structure of molding electrical machine for washing machine |
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Cited By (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN102946171A (en) * | 2012-12-07 | 2013-02-27 | 合肥凯邦电机有限公司 | Manufacturing method of stator |
| CN105006900A (en) * | 2015-08-18 | 2015-10-28 | 湖州南洋电机有限公司 | Motor stator insulation frame |
| CN105429333A (en) * | 2015-12-25 | 2016-03-23 | 广东威灵电机制造有限公司 | Aluminum wire winding terminal seat assembly and motor |
| CN108808929A (en) * | 2018-08-30 | 2018-11-13 | 珠海格力电器股份有限公司 | Insulation framework for motor stator, motor and household appliance |
| CN110198094A (en) * | 2019-06-28 | 2019-09-03 | 德清三星机电科技有限公司 | A kind of buckle structure of permanent magnet motor stator lead-out wire |
| CN111095754A (en) * | 2017-08-31 | 2020-05-01 | 美蓓亚三美株式会社 | Stator structure and rotary transformer |
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| CN1622428A (en) * | 2003-11-28 | 2005-06-01 | 三星光州电子株式会社 | Motor |
| CN1755006A (en) * | 2004-09-27 | 2006-04-05 | 乐金电子(天津)电器有限公司 | Outlet line terminal protection cap of fully-auto washing machine |
| CN1898433A (en) * | 2004-02-26 | 2007-01-17 | Lg电子株式会社 | Stator of outer rotor-type motor for drum-type washing machine |
| CN1913285A (en) * | 2005-08-12 | 2007-02-14 | 三洋电机株式会社 | Electric motor for washing machine and washing machine having the electric motor |
| CN101192767A (en) * | 2006-12-01 | 2008-06-04 | Lg电子株式会社 | Motor |
| CN101588103A (en) * | 2008-05-23 | 2009-11-25 | 乐金电子(天津)电器有限公司 | Motor |
| CN101800446A (en) * | 2009-02-06 | 2010-08-11 | 三星电子株式会社 | Comprise the motor of stator and washing machine with this motor with metal connection parts |
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2011
- 2011-10-25 CN CN201110327843.9A patent/CN102377254B/en active Active
Patent Citations (7)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN1622428A (en) * | 2003-11-28 | 2005-06-01 | 三星光州电子株式会社 | Motor |
| CN1898433A (en) * | 2004-02-26 | 2007-01-17 | Lg电子株式会社 | Stator of outer rotor-type motor for drum-type washing machine |
| CN1755006A (en) * | 2004-09-27 | 2006-04-05 | 乐金电子(天津)电器有限公司 | Outlet line terminal protection cap of fully-auto washing machine |
| CN1913285A (en) * | 2005-08-12 | 2007-02-14 | 三洋电机株式会社 | Electric motor for washing machine and washing machine having the electric motor |
| CN101192767A (en) * | 2006-12-01 | 2008-06-04 | Lg电子株式会社 | Motor |
| CN101588103A (en) * | 2008-05-23 | 2009-11-25 | 乐金电子(天津)电器有限公司 | Motor |
| CN101800446A (en) * | 2009-02-06 | 2010-08-11 | 三星电子株式会社 | Comprise the motor of stator and washing machine with this motor with metal connection parts |
Cited By (8)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN102946171A (en) * | 2012-12-07 | 2013-02-27 | 合肥凯邦电机有限公司 | Manufacturing method of stator |
| CN105006900A (en) * | 2015-08-18 | 2015-10-28 | 湖州南洋电机有限公司 | Motor stator insulation frame |
| CN105006900B (en) * | 2015-08-18 | 2017-08-29 | 湖州南洋电机有限公司 | A kind of motor stator insulated skeleton |
| CN105429333A (en) * | 2015-12-25 | 2016-03-23 | 广东威灵电机制造有限公司 | Aluminum wire winding terminal seat assembly and motor |
| CN111095754A (en) * | 2017-08-31 | 2020-05-01 | 美蓓亚三美株式会社 | Stator structure and rotary transformer |
| CN111095754B (en) * | 2017-08-31 | 2022-06-03 | 美蓓亚三美株式会社 | Stator structure and rotary transformer |
| CN108808929A (en) * | 2018-08-30 | 2018-11-13 | 珠海格力电器股份有限公司 | Insulation framework for motor stator, motor and household appliance |
| CN110198094A (en) * | 2019-06-28 | 2019-09-03 | 德清三星机电科技有限公司 | A kind of buckle structure of permanent magnet motor stator lead-out wire |
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| CN102377254B (en) | 2016-05-04 |
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