CN101404427A - Dehydration electric motor with aluminum enamel insulated wire stator winding - Google Patents
Dehydration electric motor with aluminum enamel insulated wire stator winding Download PDFInfo
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- CN101404427A CN101404427A CNA2008100574481A CN200810057448A CN101404427A CN 101404427 A CN101404427 A CN 101404427A CN A2008100574481 A CNA2008100574481 A CN A2008100574481A CN 200810057448 A CN200810057448 A CN 200810057448A CN 101404427 A CN101404427 A CN 101404427A
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- stator winding
- stator
- covered wire
- aluminium enamel
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Abstract
The invention discloses a dehydration motor which is provided with an aluminum lacquered wire winding. The dehydration motor comprises a rotor, a rotating shaft installed on the rotor, a stator which surrounds the rotor; wherein, the rotor is supported by a front bearing arranged on a front end cover and a rear bearing arranged on a rear end cover; a stator winding of the stator and a wire connecting terminal of the stator winding are surrounded and sealed by insulating materials such as thermoset plastics. As the stator winding and the wire connecting terminal of the stator winding are enveloped by the thermoset plastics to effectively separate the stator winding and the wire connecting terminal of the stator winding from external moisture-laden air, thus solving the problems of corrosion prevention of the aluminum lacquered wire winding and wiped joints and achieving the waterproof purpose at the same time. Besides, the invention utilizes the characteristics that the thermoset plastics is characterized by little deformation, high strength and strong temperature resistance, thus solving the positioning and installing problem of the front and rear end covers on the stator which is enveloped by the plastics and being beneficial to the motor heat radiation and reducing the noise and vibration.
Description
Technical field
The present invention relates to a kind of motor, particularly a kind of dehydration electric motor with aluminium enamel-covered wire stator winding.
Background technology
Aluminium enamel-covered wire is applied on the dehydration electric motor, in the existing research of China.But normally adopt traditional electric machine structure, the making that is stator winding normally turns to coil earlier, again coil is embedded in the stator core slot, because the aluminium enamel-covered wire hot strength is low, paint film adhesion is worse than the copper enamelled wire, and when artificial or machine rule, the aluminium enamel-covered wire stator winding is broken easily or damaged like this, thereby it is many with short circuit to cause stator winding to open circuit, and qualification rate is low.And, aluminium enamel-covered wire is used on the dehydration electric motor by traditional structure, can not solve aluminium enamel-covered wire winding and the etch-proof problem of pad effectively, the dehydration electric motor of traditional structure is because can not waterproof, the hidden danger that exists the motor water inlet to cause stator winding to burn in the use.
Summary of the invention
The purpose of this invention is to provide a kind of dehydration electric motor, so that solve the problem of aluminium enamel-covered wire stator winding rule difficulty and the easy damage of rule with aluminium enamel-covered wire stator winding.
According to first example of the present invention, the dehydration electric motor of aluminium enamel-covered wire stator winding of the present invention comprises stator, is positioned at the rotor of stator home position, is installed in described epitrochanterian rotating shaft, wherein said rotating shaft is supported by the rear bearing that is installed in the fore bearing on the front end housing and be installed on the rear end cap respectively, described stator comprises the stator winding and the stator winding binding post of stator core, aluminium enamel-covered wire, wherein:
The aluminium enamel-covered wire of described stator winding is in the stator slot insulating part of going into to be injection-moulded on the stator core; And
Described stator winding and stator winding binding post thereof are insulated thing and seal.
Because the aluminium enamel-covered wire of said stator winding is around the stator slot insulating part of going into to be injection-moulded on the stator core, thereby the problem that solution aluminium enamel-covered wire stator winding rule difficulty and rule damage easily.
According to second example of the present invention, the dehydration electric motor of aluminium enamel-covered wire stator winding of the present invention comprises stator, is positioned at the rotor of stator home position, is installed in described epitrochanterian rotating shaft, wherein said rotating shaft is supported by the rear bearing that is installed in the fore bearing on the front end housing and be installed on the rear end cap respectively, described stator comprises the stator winding and the stator winding binding post of stator core, aluminium enamel-covered wire, wherein:
The aluminium enamel-covered wire of described stator winding is in the stator slot insulating part of going into to be injection-moulded on the stator core; And
Described stator winding and stator winding binding post thereof are insulated thing and seal.
Because the aluminium enamel-covered wire of said stator winding is around the stator slot insulating part of going into to be injection-moulded on the stator core, thereby the problem that solution aluminium enamel-covered wire stator winding rule difficulty and rule damage easily; And,, reach the technique effect of motor waterproof, protection against the tide by seal stator winding and stator winding binding post thereof with insulant.
Wherein, described stator winding is the solenoid type winding.
Another characteristics of the present invention are, described stator core is formed by two semicircular ring iron core butt joints, and on described two semicircular ring iron cores, be injected with respectively respectively around the described stator slot insulating part of the aluminium enamel-covered wire of going into stator winding, can improve aluminium enamel-covered wire so greatly and be wound on efficient on the iron core.
Another characteristics of the present invention are that the lead-out wire of described stator winding is all pasting solenoid type stator winding cylindrical around to the terminal box place, uses the mutual isolated insulation of insulation gummed paper between winding lead-out wire and the stator winding.So just made things convenient for the welding of aluminium enamel-covered wire winding and stator winding binding post.
Wherein, have the terminal box erection column that terminal box is installed in integrally formed being used on the described stator slot insulating part, described stator winding binding post and connected power supply inserted sheet or power outlet are injection-moulded on the terminal box together.
Wherein, described insulant is a thermoset plastics, and described rear end cap links together by sealing with described stator of described thermoset plastics.
Wherein, described front end housing is fastened on the stator of having sealed described thermoset plastics by screw.
Wherein, the enamelled wire of stator winding is that diameter is the following aluminium enamel-covered wire of φ 1.0mm.
Wherein, described fore bearing and rear bearing are fixedly mounted on the central authorities of front end housing and rear end cap respectively, and described fore bearing and rear bearing are respectively oiliness bearing or ball bearing.
The present invention has following technique effect:
1, with aluminium enamel-covered wire directly in going into the stator slot insulating part, thereby the problem of having avoided aluminium enamel-covered wire stator winding rule difficulty and rule to damage easily;
2, after stator winding and stator winding binding post are sealed with thermoset plastics, the acid or alkaline fog in the wet environment and stator winding and stator winding binding post are isolated, therefore prevent that effectively stator winding and winding lead-out wire welding position are corroded;
3, many winding lead-out wires with can concentrate welding after stator winding binding post on the terminal box is connected, improved welding efficiency, welding effect is better.The power outlet (or power supply inserted sheet) that the stator winding binding post reaches with its connection is injection-moulded on the terminal box, has strengthened the tensile strength of power outlet (or power supply inserted sheet).
4, after stator winding adopts the plastics plastic packaging, also reached the purpose of motor waterproof;
5, utilize the thermoset plastics distortion little, the intensity height, the characteristics that heatproof is high have solved the location and installation problem of front and rear cover on the plastic encapsulation stator, help the heat radiation of motor simultaneously, reduce noise and vibration;
6, low, the reliable in quality of cost, manufacturing simple possible.
The present invention is described in detail below in conjunction with accompanying drawing.
Description of drawings
Fig. 1 is a motor outside drawing of the present invention;
Fig. 2 is the complete machine structure figure that shows electric machine structure shown in Figure 1;
Fig. 3 is the stator core schematic diagram of not injection moulded stator slot insulators;
Fig. 4 is the stator core schematic diagram that is injected with behind the stator slot insulating part;
Fig. 5 is the semi-circular stator schematic diagram behind the coiling aluminium enamel-covered wire winding;
Fig. 6 is the stator winding wiring schematic diagram;
Fig. 7 is a stator winding binding post kinking mode enlarged drawing;
Fig. 8 seals the preceding stator schematic diagram of thermoset plastics;
Fig. 9 has shown the stator schematic appearance of sealing behind the thermoset plastics.
Embodiment
Fig. 1 has shown motor outward appearance of the present invention, and Fig. 2 has shown electric machine structure of the present invention.Although motor shown in the accompanying drawing is a dehydration electric motor, characteristics of the present invention have the motor of aluminium enamel-covered wire stator winding applicable to all.
As depicted in figs. 1 and 2, motor with aluminium enamel-covered wire stator winding of the present invention comprises rotor 2, is installed in the rotating shaft 10 on the rotor 2, the stator 1 of the described rotor 2 of encirclement, and its shaft 10 is supported by the rear bearing 12 that is installed in the fore bearing 11 on the front end housing 3 and be installed on the rear end cap 4 respectively; Described rotor is the mouse-cage type cast-aluminum rotor, and rotating shaft 10 is fitted on the rotor core.Fore bearing 11 and rear bearing 12 can be oiliness bearings, also can be ball bearings.
Fig. 3 has shown the not structure of the semi-circular stator core 6 of injection moulded stator slot insulators, Fig. 4 has shown the structure that is injected with the semi-circular stator core behind the stator slot insulating part 7, as shown in Figure 4, the stator core that is injected with behind the stator slot insulating part 7 has insulation characterisitic, and forms terminal box erection column 19 at its circumferential surface.
Fig. 5 has shown the semi-circular stator that winds stator winding.As shown in the figure, aluminium enamel-covered wire stator winding 8 forms the solenoid type stator winding half thus in going into stator slot insulating part 7.Per half solenoid type stator winding has lead-out wire a1, a2 and m1, m2 or A1, A2 and M1, M2 (as shown in Figure 6), is generically and collectively referred to as stator winding lead-out wire 13 at this.
Fig. 6 has shown the mode of connection of stator winding 8, Fig. 7 is the enlarged drawing of kinking mode on stator winding binding post 16, stator winding binding post 16 reaches and the power outlet (or power supply inserted sheet) 15 of its connection is injection-moulded on the terminal box 14, stator winding lead-out wire 13 is entangled in the mode of stator winding binding post 16 can be by the mode of Fig. 6, but is not limited to the mode of Fig. 6.Scolding tin behind stator winding binding post 16 kinkings.Wind synthetic full circle ring stator of two semi-circular stator pack of stator winding, the installing hole 17 of terminal box 14 by terminal box is installed on the terminal box erection column 19 on the stator slot insulating part 7; The lead-out wire 13 of stator winding is all to be close to solenoid type stator winding cylindrical, and to concentrate and to be pulled to terminal box 14 places, between the lead-out wire, use insulation gummed paper 18 mutual isolated insulations between lead-out wire and the winding, the benefit of so doing is many winding lead-out wires and can concentrate welding after the stator winding binding post is connected, and has improved welding efficiency, welding effect is better; Described insulation gummed paper can be other insulants.The full circle stator that carefully connects the wire as shown in Figure 8.Wherein, the enamelled wire of stator winding 8 is that diameter is the following aluminium enamel-covered wire of 1mm.
Characteristics of the present invention are: the stator winding 8 of described stator and the stator winding binding post 16 of described stator winding are insulated the thing sealing.
As shown in Figure 9, above-mentioned insulant is a thermoset plastics, and this thermoset plastics is sealed the stator winding binding post 16 of stator winding 8 and stator winding.The profile of sealing the stator behind the thermoset plastics can be circular and square, but is not limited to circle and square.
After aluminium enamel-covered wire stator winding and stator winding binding post are sealed with thermoset plastics the acid or alkaline fog in the wet environment and stator winding and stator winding binding post are isolated, prevent that effectively stator winding and stator winding binding post are corroded.After stator winding adopts the plastics plastic packaging, also reached the purpose of motor waterproof, avoid making motor contact water after the enamelled wire short circuit burn motor.In addition, thermoset plastics of the present invention is sealed and is utilized the characteristics that the thermoset plastics distortion is little, intensity is high, heatproof is high, has solved the location and installation problem of front and rear cover on the plastic encapsulation stator, helps the heat radiation of motor simultaneously, reduces noise and vibration.
As shown in Figure 9, rear end cap 4 is sealed with stator 1 by thermoset plastics 9 and is bound up.Front end housing 3 is fastened on the stator 1 of having sealed described thermoset plastics 9, as depicted in figs. 1 and 2 by screw 5.Front end housing 3 and rear end cap 4 stretch with aluminium alloy compression casting or steel plate respectively and make.
When motor of the present invention uses as dehydration electric motor, load onto shaft coupling in the dehydration electric motor rotating shaft and connect with dehydration barrel.The stator winding of dehydration electric motor feeds single phase alternating current power supply by power outlet (or power supply inserted sheet) 15 and produces excitatory magnetic field, drives the rotation of mouse-cage type cast-aluminum rotor, and rotating shaft is rotated thereupon, drives the dehydration barrel dehydration by shaft coupling.
Although above the present invention is had been described in detail, the invention is not restricted to this, those skilled in the art of the present technique can carry out various modifications according to principle of the present invention.Therefore, all modifications of doing according to the principle of the invention all should be understood to fall into protection scope of the present invention.
Claims (10)
1. the dehydration electric motor of an aluminium enamel-covered wire stator winding, comprise stator (1), be positioned at the stator home position rotor (2), be installed in described epitrochanterian rotating shaft (10), wherein said rotating shaft (10) is supported by the rear bearing (12) that is installed in the fore bearing (11) on the front end housing (3) and be installed on the rear end cap (4) respectively, described stator (1) comprises the stator winding (8) and the stator winding binding post (16) of stator core (6), aluminium enamel-covered wire, wherein:
In the stator slot insulating part (7) of the aluminium enamel-covered wire of described stator winding (8) on going into to be injection-moulded in stator core (6).
2. the dehydration electric motor of an aluminium enamel-covered wire stator winding, comprise stator (1), be positioned at the stator home position rotor (2), be installed in described epitrochanterian rotating shaft (10), wherein said rotating shaft (10) is supported by the rear bearing (12) that is installed in the fore bearing (11) on the front end housing (3) and be installed on the rear end cap (4) respectively, described stator (1) comprises the stator winding (8) and the stator winding binding post (16) of stator core (6), aluminium enamel-covered wire, wherein:
In the stator slot insulating part (7) of the aluminium enamel-covered wire of described stator winding (8) on going into to be injection-moulded in stator core (6); And
Described stator winding (8) and stator winding binding post (16) thereof are insulated thing and seal.
3, the dehydration electric motor of aluminium enamel-covered wire stator winding according to claim 1 and 2, wherein, described stator winding (8) is the solenoid type winding, and the enamelled wire of stator winding (8) is that diameter is the following aluminium enamel-covered wire of 1.0mm.
4, according to the dehydration electric motor of each described aluminium enamel-covered wire stator winding of claim 1-3, wherein, described stator core (6) is formed by the butt joint of two semicircular ring iron cores, and on described two semicircular ring iron cores respectively injection moulding be used for described stator slot insulating part (7) around the aluminium enamel-covered wire of going into stator winding (8) respectively.
5, according to the dehydration electric motor of each described aluminium enamel-covered wire stator winding of claim 1-4, wherein, the lead-out wire (13) of described stator winding (8) is all pasting solenoid type stator winding cylindrical around locating to terminal box (14), uses insulation gummed paper (18) isolated insulation mutually between winding lead-out wire (13) and the stator winding (8).
6, according to the dehydration electric motor of each described aluminium enamel-covered wire stator winding of claim 1-5, wherein, have integrally formed being used on the stator slot insulating part (7) the terminal box erection column (19) of terminal box (14) is installed, described stator winding binding post (16) and connected power supply inserted sheet (15) are injection-moulded on the terminal box (14) together.
7, the dehydration electric motor of aluminium enamel-covered wire stator winding according to claim 6, wherein, described insulant is thermoset plastics (9).
8, the dehydration electric motor of aluminium enamel-covered wire stator winding according to claim 7, wherein, described rear end cap (4) links together by sealing with described stator (1) of described thermoset plastics (9).
9, the dehydration electric motor of aluminium enamel-covered wire stator winding according to claim 8, wherein, described front end housing (3) is fastened on the stator of having sealed described thermoset plastics (9) by screw (5).
10, the dehydration electric motor of aluminium enamel-covered wire stator winding according to claim 9, wherein, described fore bearing (11) and rear bearing (12) are fixedly mounted on the central authorities of front end housing (3) and rear end cap (4) respectively, and described fore bearing (11) and rear bearing (12) are respectively oiliness bearing.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2008100574481A CN101404427B (en) | 2008-02-01 | 2008-02-01 | Dehydration electric motor with aluminum enamel insulated wire stator winding |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2008100574481A CN101404427B (en) | 2008-02-01 | 2008-02-01 | Dehydration electric motor with aluminum enamel insulated wire stator winding |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN101404427A true CN101404427A (en) | 2009-04-08 |
| CN101404427B CN101404427B (en) | 2012-06-06 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN2008100574481A Active CN101404427B (en) | 2008-02-01 | 2008-02-01 | Dehydration electric motor with aluminum enamel insulated wire stator winding |
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| Country | Link |
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| CN (1) | CN101404427B (en) |
Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN102347667A (en) * | 2010-07-30 | 2012-02-08 | 浙江三花股份有限公司 | Stator module, direct current brushless motor and manufacturing methods thereof and draining pump |
| CN104104179A (en) * | 2013-04-02 | 2014-10-15 | 阿斯莫株式会社 | Rotary electric machine and method of manufacturing same |
| CN104716768A (en) * | 2013-12-13 | 2015-06-17 | 日本电产三协株式会社 | Motor |
| CN111245169A (en) * | 2020-02-28 | 2020-06-05 | 泰信电机(苏州)有限公司 | Preparation method of safety motor |
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| CN2429959Y (en) * | 2000-06-24 | 2001-05-09 | 广东美的集团股份有限公司 | Plastic sealed A.C. Inductive motor |
| EP1541738B1 (en) * | 2003-12-10 | 2013-06-12 | LG Electronics, Inc. | Outer rotor type motor for drum type washing machine and method for fabricating the same |
| CN2777829Y (en) * | 2004-12-29 | 2006-05-03 | 上海日立电器有限公司 | Film slot insulation structure for dividing iron core |
| CN101102068B (en) * | 2007-08-08 | 2010-12-29 | 江门市汉宇电器有限公司 | Permanent magnetic synchronization motor for water discharge pump |
| CN201163732Y (en) * | 2008-02-01 | 2008-12-10 | 江门市汉宇电器有限公司 | Dehydration electric motor with aluminum enamel insulated wire stator winding |
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2008
- 2008-02-01 CN CN2008100574481A patent/CN101404427B/en active Active
Cited By (9)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN102347667A (en) * | 2010-07-30 | 2012-02-08 | 浙江三花股份有限公司 | Stator module, direct current brushless motor and manufacturing methods thereof and draining pump |
| CN102347667B (en) * | 2010-07-30 | 2013-10-02 | 浙江三花股份有限公司 | Stator module, direct current brushless motor and manufacturing methods thereof and draining pump |
| CN104104179A (en) * | 2013-04-02 | 2014-10-15 | 阿斯莫株式会社 | Rotary electric machine and method of manufacturing same |
| US9762102B2 (en) | 2013-04-02 | 2017-09-12 | Asmo Co., Ltd. | Rotary electric machine and method of manufacturing rotary electric machine |
| CN104104179B (en) * | 2013-04-02 | 2018-06-15 | 阿斯莫株式会社 | Electric rotating machine and its manufacturing method |
| US10014746B2 (en) | 2013-04-02 | 2018-07-03 | Asmo Co., Ltd. | Rotary electric machine and method of manufacturing rotary electric machine |
| CN104716768A (en) * | 2013-12-13 | 2015-06-17 | 日本电产三协株式会社 | Motor |
| CN104716768B (en) * | 2013-12-13 | 2017-06-13 | 日本电产三协株式会社 | Motor |
| CN111245169A (en) * | 2020-02-28 | 2020-06-05 | 泰信电机(苏州)有限公司 | Preparation method of safety motor |
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| Publication number | Publication date |
|---|---|
| CN101404427B (en) | 2012-06-06 |
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Address after: 529040 No. 336 Qing Lan Road, hi tech Development Zone, Guangdong, Jiangmen Patentee after: Hanyu Group Co., Ltd. Address before: 529040 No. 336 Qing Lan Road, hi tech Development Zone, Guangdong, Jiangmen Patentee before: Jiangmen Idear-hanyu Electrical Joint-stock Co., Ltd. |