CN204068623U - There is the motor for washer of mute function - Google Patents
There is the motor for washer of mute function Download PDFInfo
- Publication number
- CN204068623U CN204068623U CN201420604786.3U CN201420604786U CN204068623U CN 204068623 U CN204068623 U CN 204068623U CN 201420604786 U CN201420604786 U CN 201420604786U CN 204068623 U CN204068623 U CN 204068623U
- Authority
- CN
- China
- Prior art keywords
- rotor
- rubber shock
- absorbing layer
- external rotor
- motor
- 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.)
- Withdrawn - After Issue
Links
Classifications
-
- H—ELECTRICITY
- H02—GENERATION; CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
- H02K—DYNAMO-ELECTRIC MACHINES
- H02K1/00—Details of the magnetic circuit
- H02K1/06—Details of the magnetic circuit characterised by the shape, form or construction
- H02K1/22—Rotating parts of the magnetic circuit
- H02K1/28—Means for mounting or fastening rotating magnetic parts on to, or to, the rotor structures
- H02K1/30—Means for mounting or fastening rotating magnetic parts on to, or to, the rotor structures using intermediate parts, e.g. spiders
-
- H—ELECTRICITY
- H02—GENERATION; CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
- H02K—DYNAMO-ELECTRIC MACHINES
- H02K7/00—Arrangements for handling mechanical energy structurally associated with dynamo-electric machines, e.g. structural association with mechanical driving motors or auxiliary dynamo-electric machines
- H02K7/003—Couplings; Details of shafts
Abstract
There is the motor for washer of mute function, comprise rotating shaft (1), rotor (2), stator (3), bearing (4) and end cap (5), it is characterized in that: described rotor (2) comprises internal rotor (21) and external rotor (22); Internal rotor (21) is provided with some male part (23), and external rotor (22) is provided with some interior protuberances (24); External rotor (22) outer surface is connected with equally distributed permanent magnet (25), between adjacent two pieces of permanent magnets (25), is provided with PBT Connection Block (26); Be provided with the rubber shock-absorbing layer (27) of ring-type between internal rotor (21) and external rotor (22), in rubber shock-absorbing layer (27), be provided with some sound-absorption hole (28), the inner surface of rubber shock-absorbing layer (27) and outer surface are equipped with some grooves (29).Therefore, the utility model can not only prevent rubber shock-absorbing pull-up from falling, and guarantees that motor normally works, and also has good damping effect and the good advantage of muting function.
Description
Technical field
the utility model relates to a kind of motor for washer, particularly a kind of motor for washer with mute function.
Background technology
along with the development of washing machine, people require that the noise produced in washing machine running is the smaller the better.But existing washing machine, in running, due to the high speed rotating of motor, inevitably makes inner rotator and whole motor produce certain vibrations, thus produce noise.In order to solve the problem, be generally that one deck rubber shock-absorbing layer is set between internal rotor and external rotor now, reduce the vibrations of rotor.But rubber shock-absorbing layer easily comes off from internal rotor and external rotor surface, thus make internal rotor, exist between external rotor and rubber shock-absorbing layer and relatively rotate, affect damping effect and motor normally works.Meanwhile, because the deformation of rubber shock-absorbing layer is comparatively large, the concentricity of internal rotor and external rotor can be made to occur larger situation, affect motor and normally work.Therefore, it is comparatively large that existing washing machine motor rotor also exists noise, and rubber shock-absorbing layer more easily comes off, the undesirable and easy problem affecting machine operation of damping effect.
Utility model content
the purpose of this utility model is, provides a kind of motor for washer with mute function.The utility model can not only prevent rubber shock-absorbing pull-up from falling, and guarantees that motor normally works, and also has good damping effect and the good advantage of muting function.
the technical solution of the utility model: the motor for washer with mute function, comprises rotating shaft, rotor, stator, bearing and end cap; Described rotor comprises internal rotor, and internal rotor arranged outside has external rotor; The outer surface of internal rotor is provided with some radially outer male part, and the inner surface of external rotor is provided with some radially inner interior protuberances, there is certain space between adjacent male part and interior protuberance; External rotor outer surface is connected with equally distributed permanent magnet, between adjacent two pieces of permanent magnets, is provided with PBT Connection Block; Be provided with the rubber shock-absorbing layer of ring-type between internal rotor and external rotor, in rubber shock-absorbing layer, be provided with some sound-absorption hole, the inner surface of rubber shock-absorbing layer and outer surface are equipped with some grooves.
aforesaid have in the motor for washer of mute function, and the middle part on described internal rotor and surface, the external rotor left and right sides is provided with the mounting groove of ring-type, mounting groove is provided with PBT Connection Block; The PBT Connection Block of adjacent two pieces of permanent magnets is fixedly connected on the outer surface of external rotor.
the aforesaid motor for washer with mute function, the groove on the described inside and outside surface of rubber shock-absorbing layer is connected with male part and interior protuberance respectively, and the length of male part and interior protuberance is all less than the thickness of rubber shock-absorbing layer; Described rotating shaft, rotor, stator, connection between bearing and end cap are the conventional connection of motor component.
compared with prior art, the utility model improves the structure of motor and rotor, by arranging interior protuberance, male part and groove, strengthens rubber shock-absorbing layer, connection between external rotor and internal rotor; By arranging PBT Connection Block, add the connection between strong permanent magnet and external rotor; And the PBT Connection Block in external rotor and internal rotor both side surface can not only limit the axial location of rubber shock-absorbing layer, can also guarantee that the concentricity of internal rotor and external rotor is in a stable normal range (NR).Meanwhile, the utility model is provided with suction hole, has the effect absorbing noise, substantially increases muting function.Therefore, the utility model can not only prevent rubber shock-absorbing pull-up from falling, and guarantees that motor normally works, and also has good damping effect and the good advantage of muting function.
Accompanying drawing explanation
fig. 1 is structural representation of the present utility model;
fig. 2 is rotor radial profile of the present utility model.
being labeled as in accompanying drawing: 1-rotating shaft, 2-rotor, 3-stator, 4-bearing, 5-end cap, 21-internal rotor, 22-external rotor, 23-male part, protuberance in 24-, 25-permanent magnet, 26-PBT Connection Block, 27-rubber shock-absorbing layer, 28-sound-absorption hole, 29-groove, 210-mounting groove.
Embodiment
below in conjunction with drawings and Examples, the utility model is further described, but not as the foundation limited the utility model.
embodiment.There is the motor for washer of mute function, form as described in Fig. 1,2, comprise rotating shaft 1, rotor 2, stator 3, bearing 4 and end cap 5; Described rotor 2 comprises internal rotor 21, and internal rotor 21 arranged outside has external rotor 22; The outer surface of internal rotor 21 is provided with some radially outer male part 23, and the inner surface of external rotor 22 is provided with some radially inner interior protuberances 24, there is certain space between adjacent male part 23 and interior protuberance 24; External rotor 22 outer surface is connected with equally distributed permanent magnet 25, between adjacent two pieces of permanent magnets 25, is provided with PBT Connection Block 26; Be provided with the rubber shock-absorbing layer 27 of ring-type between internal rotor 21 and external rotor 22, in rubber shock-absorbing layer 27, be provided with some sound-absorption hole 28, the inner surface of rubber shock-absorbing layer 27 and outer surface are equipped with some grooves 29.
the middle part on described internal rotor 21 and surface, external rotor 22 left and right sides is provided with the mounting groove 210 of ring-type, mounting groove 210 is provided with PBT Connection Block 26; The PBT Connection Block 26 of adjacent two pieces of permanent magnets 25 is fixedly connected on the outer surface of external rotor 22; The groove 29 on the described inside and outside surface of rubber shock-absorbing layer 27 is connected with male part 23 and interior protuberance 24 respectively, and the length of male part 23 and interior protuberance 24 is all less than the thickness of rubber shock-absorbing layer 27; Described rotating shaft 1, rotor 2, stator 3, bearing 4, connection between end cap 5 and support 6 are the conventional connection of motor component.
the utility model is by arranging interior protuberance 24, male part 23 and groove 29, add rubber shock-absorbing layer 27, contact area between external rotor 22 and internal rotor 21, strengthen rubber shock-absorbing layer 27, connection between external rotor 22 and internal rotor 21, prevent rubber shock-absorbing layer 27, relatively rotate between external rotor 22 and internal rotor 21.Length due to male part 23 and interior protuberance 24 is all less than the thickness of rubber shock-absorbing layer 27, namely there is rubber shock-absorbing layer 27 between male part 23 and external rotor 22, also there is rubber shock-absorbing layer 27 between interior protuberance 24 and internal rotor 21; So just can make rotor while having radial damping effect, the concentricity of internal rotor 21 and external rotor 22 can not be made stable within the specific limits.
the connection between permanent magnet 25 and external rotor 22 can be strengthened and guarantee to the PBT Connection Block 26 of the utility model also on external rotor 22 outer surface; External rotor 22 and internal rotor 21 both side surface are also provided with PBT Connection Block 26, the axial location of rubber shock-absorbing layer 27 can not only be limited, can also overall construction intensity be strengthened, guarantee that the concentricity of internal rotor 21 and external rotor 22 is in a stable normal range (NR) further.And, be provided with some suction holes 28 in rubber shock-absorbing layer 27 of the present utility model, by while rubber shock-absorbing layer 27 damping noise reduction, also absorb noise by suction hole 28, substantially increase muting function.
Claims (3)
1. there is the motor for washer of mute function, comprise rotating shaft (1), rotor (2), stator (3), bearing (4) and end cap (5), it is characterized in that: described rotor (2) comprises internal rotor (21), internal rotor (21) arranged outside has external rotor (22); The outer surface of internal rotor (21) is provided with some radially outer male part (23), and the inner surface of external rotor (22) is provided with some radially inner interior protuberances (24), there is certain space between adjacent male part (23) and interior protuberance (24); External rotor (22) outer surface is connected with equally distributed permanent magnet (25), between adjacent two pieces of permanent magnets (25), is provided with PBT Connection Block (26); Be provided with the rubber shock-absorbing layer (27) of ring-type between internal rotor (21) and external rotor (22), in rubber shock-absorbing layer (27), be provided with some sound-absorption hole (28), the inner surface of rubber shock-absorbing layer (27) and outer surface are equipped with some grooves (29).
2. the motor for washer with mute function according to claim 1, it is characterized in that: the middle part on described internal rotor (21) and external rotor (22) surface, the left and right sides is provided with the mounting groove (210) of ring-type, mounting groove (210) is provided with PBT Connection Block (26); The PBT Connection Block (26) of adjacent two pieces of permanent magnets (25) is fixedly connected on the outer surface of external rotor (22).
3. the motor for washer with mute function according to claim 1 and 2, it is characterized in that: the groove (29) on the inside and outside surface of described rubber shock-absorbing layer (27) is connected with male part (23) and interior protuberance (24) respectively, the length of male part (23) and interior protuberance (24) is all less than the thickness of rubber shock-absorbing layer (27).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201420604786.3U CN204068623U (en) | 2014-10-20 | 2014-10-20 | There is the motor for washer of mute function |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201420604786.3U CN204068623U (en) | 2014-10-20 | 2014-10-20 | There is the motor for washer of mute function |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN204068623U true CN204068623U (en) | 2014-12-31 |
Family
ID=52210065
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201420604786.3U Withdrawn - After Issue CN204068623U (en) | 2014-10-20 | 2014-10-20 | There is the motor for washer of mute function |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN204068623U (en) |
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN104242578A (en) * | 2014-10-20 | 2014-12-24 | 湖州南洋电机有限公司 | Washing machine motor with mute function |
| CN108880036A (en) * | 2018-07-18 | 2018-11-23 | 珠海格力电器股份有限公司 | Rotor core component, rotor, motor |
| WO2019192805A1 (en) * | 2018-04-05 | 2019-10-10 | Cpt Zwei Gmbh | Rotor for an electric machine with integrated radial and axial vibration absorber |
-
2014
- 2014-10-20 CN CN201420604786.3U patent/CN204068623U/en not_active Withdrawn - After Issue
Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN104242578A (en) * | 2014-10-20 | 2014-12-24 | 湖州南洋电机有限公司 | Washing machine motor with mute function |
| CN104242578B (en) * | 2014-10-20 | 2017-04-05 | 湖州南洋电机有限公司 | Motor for washer with mute function |
| WO2019192805A1 (en) * | 2018-04-05 | 2019-10-10 | Cpt Zwei Gmbh | Rotor for an electric machine with integrated radial and axial vibration absorber |
| CN108880036A (en) * | 2018-07-18 | 2018-11-23 | 珠海格力电器股份有限公司 | Rotor core component, rotor, motor |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| AV01 | Patent right actively abandoned |
Granted publication date: 20141231 Effective date of abandoning: 20170405 |
|
| AV01 | Patent right actively abandoned |