CN103746492A - Plastic package motor for washing machine - Google Patents
Plastic package motor for washing machine Download PDFInfo
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- CN103746492A CN103746492A CN201410002362.4A CN201410002362A CN103746492A CN 103746492 A CN103746492 A CN 103746492A CN 201410002362 A CN201410002362 A CN 201410002362A CN 103746492 A CN103746492 A CN 103746492A
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- plastic packaging
- stator
- plastic package
- washing machine
- bearing
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Abstract
The invention relates to the field of motor processing, in particular to a plastic package motor for a washing machine. The plastic package motor comprises a rotating shaft, a rotor assembly, a plastic package stator assembly and end covers, wherein the plastic package stator assembly comprises a stator iron core, a stator winding and an injection molding case, the rotor assembly is arranged on the rotating shaft, the plastic package stator assembly is nested outside the rotor assembly, the two ends of the plastic package stator assembly are provided with the end covers, the end covers are provided with bearing chambers, bearings are arranged in the bearing chambers, the end covers comprise a front end cover and a back end cover, and the plastic package stator assembly and the back end cover are formed into an integral plastic package stator via a plastic package material mold through molding pressing plastic package. The plastic package motor has the advantages that the plastic sealing stator and the end covers are formed into an integral structure through plastic package, and the waterproof performance of the motor is ensured. During the plastic package, the concentricity of the bearings arranged in the end covers of the two ends of the plastic package stator is ensured through the precision of a plastic package mold, so the vibration during the rotor rotation is reduced, and the generation of noise is reduced.
Description
Technical field
The present invention relates to motor manufacture field, say more specifically a kind of use in washing machine plastic packaging motor.
Background technology
At present use in washing machine common electric machine water proofing property, corrosion-resistant, humidity is not high, electrical machinery life is not long, causes washing machine life-span use not long.Plastic packaging motor is compared and is had the following advantages with common electric machine: 1. good looking appearance, volume is little, lightweight, and easy to assembly, applicable automated production in enormous quantities.2. noise is low.Because rear end cap and stator module form integral type plastic packaging stator line stator after solidifying by plastic packaging material injection moulding, thereby improve the concentricity of stator, reduced noise.3. vibrate little.One-body molded through mould because of motor stator core inner circle, bearing with end cover chamber, seam, its concentricity is high, and after motor assembling, between rotor, air gap is even, thereby reduces vibration, noise.4. the good insulation preformance of motor, plastic packaging motor also has corrosion-resistant, humidity, the feature such as high temperature resistant in addition.The a series of advantage of plastic packaging motor is applied widely it in household electrical appliance.
Summary of the invention
Object of the present invention is just to provide a kind of low vibration, low noise, use in washing machine plastic packaging motor that water resistance is good.
For solving the problems of the technologies described above, technical scheme of the present invention is: a kind of use in washing machine plastic packaging motor, comprise rotating shaft, rotor assembly, plastic packaging stator assembly and end cap, described plastic packaging stator assembly comprises stator core, stator winding and injection casing, rotor assembly is arranged in rotating shaft, plastic packaging stator assembly is nested in rotor assembly outside, described plastic packaging stator assembly two ends are provided with end cap, described end cap arranges bearing chamber, bearing is installed in bearing chamber the inside, described end cap comprises front end housing and rear end cap, described plastic packaging stator assembly and rear end cap are integral formula plastic packaging stator through plastic packaging material mould mold pressing plastic packaging, bearing of rear end cover chamber and stator core internal diameter have effectively been guaranteed, the axiality of front end housing seam cylindrical, reduce motor noise, also seal and the water proofing property of plastic packaging stator have been improved.
As preferably, described rear end cap comprises the cylindric lid with bearing chamber, the annular fixed part being connected with lid periphery, and described annular fixed part periphery embeds in the plastic packaging material of plastic packaging stator.
As preferably, described annular fixed part comprises the Embedded Division that embeds plastic packaging stator plastic packaging material and the connecting portion that connects Embedded Division and lid.
As preferably, described Embedded Division and connecting portion dislocation are connected to form step-like fixed part, the junction of Embedded Division and connecting portion is connected with plastic packaging material, this step-like fixed part can improve the seal of plastic packaging, reduce the contact area of mould and annular fixed part, make rear end cap distortion less, guarantee bearing degree and the water resistance of bearing chamber and stator core internal diameter.
As preferably, described bearing of rear end cover chamber opening forward, lid backward evagination in annular fixed part.
As preferably, described bearing is ball bearing or oiliness bearing.
As preferably, on the circle that described plastic packaging stator end is 91～93mm in diameter d, along it, be circumferentially evenly distributed with three brake installing holes.
As preferably, on the circle that described plastic packaging stator end is 92mm in diameter d, along it, be circumferentially evenly distributed with three brake installing holes.
As preferably, described installation brake installing hole is embedded with copper insert, is convenient to install brake disc.
As preferably, on described plastic packaging stator circumference, be provided with 3 installation feet, on installation foot, be provided with installing hole, be convenient to motor and install, guarantee to install firm.
Beneficial effect of the present invention: the present invention is structure as a whole plastic packaging stator and rear end cap plastic packaging, effectively guaranteed the axiality of bearing of rear end cover chamber and stator core internal diameter, front end housing seam cylindrical, reduce rotor and rotate generation vibration, reduce motor noise, its rear end bezel ring, shape fixed part is provided with step-like fixed part, can improve the seal of plastic packaging, reduce the contact area of mould and annular fixed part, make rear end cap distortion less, guarantee bearing degree and the water resistance of bearing chamber and stator core internal diameter.
Accompanying drawing explanation
Fig. 1 is the structural representation of the embodiment of the present invention one.
Fig. 2 is the structural representation of the embodiment of the present invention one rear end cap.
Structural representation when Fig. 3 is the embodiment of the present invention one plastic packaging.
Fig. 4 is the structural representation of the embodiment of the present invention one.
Fig. 5 is the structural representation of the embodiment of the present invention two.
Fig. 6 is the structural representation of the embodiment of the present invention two rear end caps.
In figure, 1-rotating shaft; 2-rotor assembly; 3-plastic packaging stator assembly; 31-iron core; 32-stator winding; 4-end cap; 41-bearing chamber; 42-lid; 43-annular fixed part; 431-Embedded Division; 432-connecting portion; 44-bearing folder; 5-bearing; 6-copper insert; 7-installation foot; 71-installing hole; 8-counterdie pressure head; 9-patrix pressure head.
Embodiment
The following stated is only better embodiment of the present invention, and the equivalence of doing according to structure, feature and principle described in patent claim of the present invention therefore all changes or modifies, and is included in patent claim of the present invention.
Embodiment mono-: shown in Fig. 1-2, a kind of use in washing machine plastic packaging motor, comprise rotating shaft 1, rotor assembly 2, plastic packaging stator assembly 3 and end cap 4, plastic packaging stator assembly 3 comprises stator core 31, stator winding 32 and injection casing, rotor assembly 2 is arranged in rotating shaft 1, plastic packaging stator assembly 3 is nested in rotor assembly 2 outsides, plastic packaging stator assembly 3 two ends are provided with end cap 4, end cap 4 comprises front end housing and rear end cap, bearing chamber 41 is all set, bearing chamber the inside is provided with bearing 5, and its bearing 5 is ball bearing.
Plastic packaging stator assembly 3 and rear end cap are integral formula plastic packaging stator through plastic packaging material mould mold pressing plastic packaging, have effectively guaranteed the axiality of bearing of rear end cover chamber 5 with stator core 31 internal diameters, front end housing seam cylindrical, reduce motor noise.Rear end cap comprises the cylindric lid 42 with bearing chamber 41, the annular fixed part 43 being connected with lid 42 peripheries, bearing of rear end cover chamber 41 openings forward, lid 42 backward evagination in annular fixed part 43.Annular fixed part 43 peripheries embed in the plastic packaging material of plastic packaging stator, it comprises the Embedded Division 431 that embeds plastic packaging stator plastic packaging material and the connecting portion 432 that connects Embedded Division 431 and lid 42, its Embedded Division 431 and connecting portion 432 dislocation are connected to form step-like fixed part, its step-like fixed part comprises annular protrusion and annular groove, and the junction of Embedded Division 431 and connecting portion 432 is connected with plastic packaging material.
Shown in Fig. 3, during plastic packaging, counterdie pressure head 8 end faces are pushed down the annular protrusion of step-like fixed part, and patrix pressure head 9 end faces are pushed down step-like fixed part opposite face and annular groove, this structure can stop plastic packaging material to enter in the bearing chamber 41 of rear end cap effectively, improves the seal of plastic packaging; Reduce the contact area of mould and annular fixed part 43 simultaneously, under same effect of exerting pressure, make rear end cap distortion less, guarantee the bearing degree of bearing chamber 41 and stator core 31 internal diameters.
Shown in Fig. 4, on the circle that plastic packaging stator end is 92mm in diameter d, along it, be circumferentially evenly distributed with three brake installing holes, in hole, be provided with copper insert 6, by this copper insert 6, brake disc is installed.Due to the material behavior of plastic packaging stator, easily destroyed in its surface punching, therefore when plastic packaging by copper insert 6 with stator core 31, stator winding 32 plastic packaging together with rear end cap.On plastic packaging stator circumference, be provided with 3 installation feet 7, on installation foot 7, be provided with installing hole 71, because triangle is fixed as more stable fixed form, can guarantee that motor is stable, avoid because of the loosening noise that produces.
Embodiment bis-: shown in Fig. 5-6, be that with above-described embodiment difference the bearing 5 in front end housing and rear end cap is oiliness bearing, be equipped with for the bearing folder 44 of oiliness bearing is installed in front end housing and rear end cap.Compare ball bearing, oiliness bearing have cost low, can absorbing, the advantage such as noise is little, thereby the noise producing while reducing motor operation.
Claims (10)
1. a use in washing machine plastic packaging motor, comprise rotating shaft (1), rotor assembly (2), plastic packaging stator assembly (3) and end cap (4), it is characterized in that: described plastic packaging stator assembly (3) comprises stator core (31), stator winding (32) and injection casing, rotor assembly (2) is arranged in rotating shaft (1), plastic packaging stator assembly (3) is nested in rotor assembly (2) outside, described plastic packaging stator assembly (3) two ends are provided with end cap (4), described end cap (4) arranges bearing chamber (41), bearing 5 is installed in bearing chamber the inside, described end cap (4) comprises front end housing and rear end cap, described plastic packaging stator assembly (3) and rear end cap are integral formula plastic packaging stator through plastic packaging material mould mold pressing plastic packaging.
2. a kind of use in washing machine plastic packaging motor according to claim 1, it is characterized in that: described rear end cap comprises the cylindric lid (42) of band bearing chamber (41), the annular fixed part (43) being connected with lid periphery, described annular fixed part (43) periphery embeds in the plastic packaging material of plastic packaging stator.
3. a kind of use in washing machine plastic packaging motor according to claim 2, is characterized in that: described annular fixed part (43) comprises the Embedded Division (431) that embeds plastic packaging stator plastic packaging material and the connecting portion (432) that connects Embedded Division (431) and lid (42).
4. a kind of use in washing machine plastic packaging motor according to claim 3, it is characterized in that: described Embedded Division (43) and connecting portion (432) dislocation are connected to form step-like fixed part, and Embedded Division (431) is connected with plastic packaging material with the junction of connecting portion (432).
5. a kind of use in washing machine plastic packaging motor according to claim 2, is characterized in that: described bearing of rear end cover chamber (41) opening forward, lid (42) backward evagination in annular fixed part (43).
6. a kind of use in washing machine plastic packaging motor according to claim 1, is characterized in that: described bearing 5 is ball bearing or oiliness bearing.
7. a kind of use in washing machine plastic packaging motor according to claim 1, is characterized in that: on the circle that described plastic packaging stator end is 91～93mm in diameter d, along it, be circumferentially evenly distributed with three brake installing holes.
8. a kind of use in washing machine plastic packaging motor according to claim 1, is characterized in that: on the circle that described plastic packaging stator end is 92mm in diameter d, along it, be circumferentially evenly distributed with three brake installing holes.
9. according to a kind of use in washing machine plastic packaging motor described in claim 7 or 8, it is characterized in that: described installation brake installing hole is embedded with copper insert (6).
10. a kind of use in washing machine plastic packaging motor according to claim 1, is characterized in that: on described plastic packaging stator circumference, be provided with 3 installation feet (7), be provided with installing hole on installation foot.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201410002362.4A CN103746492A (en) | 2014-01-03 | 2014-01-03 | Plastic package motor for washing machine |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201410002362.4A CN103746492A (en) | 2014-01-03 | 2014-01-03 | Plastic package motor for washing machine |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN103746492A true CN103746492A (en) | 2014-04-23 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201410002362.4A Pending CN103746492A (en) | 2014-01-03 | 2014-01-03 | Plastic package motor for washing machine |
Country Status (1)
| Country | Link |
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| CN (1) | CN103746492A (en) |
Cited By (7)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN105048705A (en) * | 2015-08-06 | 2015-11-11 | 佛山市威灵洗涤电机制造有限公司 | Motor and washing machine with same |
| CN107017724A (en) * | 2017-05-25 | 2017-08-04 | 珠海格力节能环保制冷技术研究中心有限公司 | Motor |
| CN107181346A (en) * | 2017-07-18 | 2017-09-19 | 珠海格力节能环保制冷技术研究中心有限公司 | Electric equipment, motor and its casing structure |
| CN107181342A (en) * | 2017-07-31 | 2017-09-19 | 广东威灵电机制造有限公司 | Plastic packaging stator and the motor with it |
| CN110011484A (en) * | 2019-05-07 | 2019-07-12 | 嵊州市米格电机有限公司 | A kind of Full-plastics sealed motor with ground |
| CN110329034A (en) * | 2019-07-11 | 2019-10-15 | 武汉奥特多电子科技有限公司 | A kind of dustproof and waterproof formula automotive air-conditioning controller |
| CN111969752A (en) * | 2020-08-12 | 2020-11-20 | 东莞维奥电机科技有限公司 | High-concentricity heat dissipation motor shell and manufacturing process thereof |
Citations (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN202424372U (en) * | 2012-02-27 | 2012-09-05 | 卧龙电气集团股份有限公司 | Plastic package motor with end cover |
| CN203014542U (en) * | 2012-11-15 | 2013-06-19 | 湖州永昌贝诗讬电器实业有限公司 | Washing machine motor packaged by plastics |
| CN203219006U (en) * | 2012-11-23 | 2013-09-25 | 湖州永昌贝诗讬电器实业有限公司 | Plastic packaged stator for washing machine |
| CN203339860U (en) * | 2013-05-20 | 2013-12-11 | 湖州佳力机电科技有限公司 | Washing machine motor structure |
| CN203674851U (en) * | 2014-01-03 | 2014-06-25 | 湖州永昌贝诗讬电器实业有限公司 | Plastic-sealed motor for washing machine |
-
2014
- 2014-01-03 CN CN201410002362.4A patent/CN103746492A/en active Pending
Patent Citations (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN202424372U (en) * | 2012-02-27 | 2012-09-05 | 卧龙电气集团股份有限公司 | Plastic package motor with end cover |
| CN203014542U (en) * | 2012-11-15 | 2013-06-19 | 湖州永昌贝诗讬电器实业有限公司 | Washing machine motor packaged by plastics |
| CN203219006U (en) * | 2012-11-23 | 2013-09-25 | 湖州永昌贝诗讬电器实业有限公司 | Plastic packaged stator for washing machine |
| CN203339860U (en) * | 2013-05-20 | 2013-12-11 | 湖州佳力机电科技有限公司 | Washing machine motor structure |
| CN203674851U (en) * | 2014-01-03 | 2014-06-25 | 湖州永昌贝诗讬电器实业有限公司 | Plastic-sealed motor for washing machine |
Cited By (8)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN105048705A (en) * | 2015-08-06 | 2015-11-11 | 佛山市威灵洗涤电机制造有限公司 | Motor and washing machine with same |
| CN107017724A (en) * | 2017-05-25 | 2017-08-04 | 珠海格力节能环保制冷技术研究中心有限公司 | Motor |
| CN107181346A (en) * | 2017-07-18 | 2017-09-19 | 珠海格力节能环保制冷技术研究中心有限公司 | Electric equipment, motor and its casing structure |
| CN107181342A (en) * | 2017-07-31 | 2017-09-19 | 广东威灵电机制造有限公司 | Plastic packaging stator and the motor with it |
| CN110011484A (en) * | 2019-05-07 | 2019-07-12 | 嵊州市米格电机有限公司 | A kind of Full-plastics sealed motor with ground |
| CN110329034A (en) * | 2019-07-11 | 2019-10-15 | 武汉奥特多电子科技有限公司 | A kind of dustproof and waterproof formula automotive air-conditioning controller |
| CN110329034B (en) * | 2019-07-11 | 2021-05-07 | 武汉奥特多电子科技有限公司 | Dustproof and waterproof formula vehicle air conditioner controller |
| CN111969752A (en) * | 2020-08-12 | 2020-11-20 | 东莞维奥电机科技有限公司 | High-concentricity heat dissipation motor shell and manufacturing process thereof |
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| PB01 | Publication | ||
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| C02 | Deemed withdrawal of patent application after publication (patent law 2001) | ||
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Application publication date: 20140423 |