CN103911810B - Washing machine and inner tank of washing machine limit method - Google Patents
Washing machine and inner tank of washing machine limit method Download PDFInfo
- Publication number
- CN103911810B CN103911810B CN201310205179.XA CN201310205179A CN103911810B CN 103911810 B CN103911810 B CN 103911810B CN 201310205179 A CN201310205179 A CN 201310205179A CN 103911810 B CN103911810 B CN 103911810B
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- China
- Prior art keywords
- washing machine
- inner cylinder
- permanent magnet
- outer barrel
- shaft
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Classifications
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- D—TEXTILES; PAPER
- D06—TREATMENT OF TEXTILES OR THE LIKE; LAUNDERING; FLEXIBLE MATERIALS NOT OTHERWISE PROVIDED FOR
- D06F—LAUNDERING, DRYING, IRONING, PRESSING OR FOLDING TEXTILE ARTICLES
- D06F37/00—Details specific to washing machines covered by groups D06F21/00 - D06F25/00
- D06F37/20—Mountings, e.g. resilient mountings, for the rotary receptacle, motor, tub or casing; Preventing or damping vibrations
- D06F37/24—Mountings, e.g. resilient mountings, for the rotary receptacle, motor, tub or casing; Preventing or damping vibrations in machines with a receptacle rotating or oscillating about a vertical axis
-
- D—TEXTILES; PAPER
- D06—TREATMENT OF TEXTILES OR THE LIKE; LAUNDERING; FLEXIBLE MATERIALS NOT OTHERWISE PROVIDED FOR
- D06F—LAUNDERING, DRYING, IRONING, PRESSING OR FOLDING TEXTILE ARTICLES
- D06F37/00—Details specific to washing machines covered by groups D06F21/00 - D06F25/00
- D06F37/26—Casings; Tubs
- D06F37/267—Tubs specially adapted for mounting thereto components or devices not provided for in preceding subgroups
-
- D—TEXTILES; PAPER
- D06—TREATMENT OF TEXTILES OR THE LIKE; LAUNDERING; FLEXIBLE MATERIALS NOT OTHERWISE PROVIDED FOR
- D06F—LAUNDERING, DRYING, IRONING, PRESSING OR FOLDING TEXTILE ARTICLES
- D06F37/00—Details specific to washing machines covered by groups D06F21/00 - D06F25/00
- D06F37/30—Driving arrangements
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- Engineering & Computer Science (AREA)
- Textile Engineering (AREA)
- Main Body Construction Of Washing Machines And Laundry Dryers (AREA)
- Detail Structures Of Washing Machines And Dryers (AREA)
Abstract
The present invention provides a kind of washing machine and inner tank of washing machine limit method, wherein washing machine includes outer barrel and inner cylinder, also include the magnet that the magnetic force being equipped with inner cylinder and outer barrel repels each other, inner cylinder is suspended in outer barrel by the repulsion between magnet, inner cylinder is suspended by repulsion between magnet, rocking for outer barrel is reduced almost without Mechanical Contact and outer barrel between when inner cylinder is rotated, so as to reduce the vibration of whole machine, noise is reduced.
Description
Technical field
The present invention relates to a kind of washing machine and inner tank of washing machine limit method.
Background technology
At present, rotary drum washing machine on the market, outer barrel fixed using four boom systems, it is hanging by the way of be arranged on laundry
In casing body, inner cylinder is equipped with outer barrel, and inner cylinder axle is connected by bearing with outer barrel axle, due to inner cylinder axle and outer barrel
Axle has Mechanical Contact, therefore inner cylinder causes inner cylinder axle to produce mechanical friction with outer barrel axle when rotated, so that complete machine oscillation
Seriously, noise increase.
The content of the invention
To solve the above problems, the present invention provides a kind of washing machine and inner tank of washing machine limit method, can effectively reduce
Mechanical friction, so as to reduce mechanical oscillation, reduces noise during laundry.
A kind of washing machine, including outer barrel and inner cylinder, the also magnetic force including being equipped with the inner cylinder and outer barrel repel each other
Magnet, the inner cylinder is suspended in the outer barrel by the repulsion between magnet.
A kind of inner cylinder limit method of above-mentioned washing machine, including：By setting the magnetic coordinated with inner tank of washing machine and outer barrel
The magnet that power is repelled each other, makes the inner cylinder be suspended in the outer barrel by the repulsion between magnet.
Washing machine and inner tank of washing machine limit method that the present invention is provided, the repulsion produced by magnet homopolar-repulsion make interior
Cylinder suspends, and rocking for outer barrel is reduced, so as to reduce shaking for whole machine almost without Mechanical Contact and outer barrel between when inner cylinder is rotated
It is dynamic, reduce noise.
Brief description of the drawings
A kind of structural representation of the embodiment of the washing machine that Fig. 1 is provided for the present invention.
A kind of structural representation of the embodiment of the magnet of the washing machine that Fig. 2 is provided for the present invention.
Specific embodiment
Illustrate embodiments of the invention with reference to the accompanying drawings.Retouched in an accompanying drawing of the invention or a kind of implementation method
The element and feature that the element and feature stated can show in one or more other accompanying drawings or implementation method are combined.
It should be noted that in order to understand purpose, being eliminated known to unrelated to the invention, those of ordinary skill in the art in accompanying drawing and explanation
Part and treatment expression and description.
Washing machine embodiment：
As shown in figure 1, a kind of washing machine, including outer barrel 1 and inner cylinder 2, also including being equipped with inner cylinder 2 and outer barrel 1
The magnet that magnetic force repels each other, inner cylinder 2 is suspended in the outer barrel by the repulsion between magnet.
As a kind of optional embodiment, the top of outer barrel 1 diametrically on be symmetrically arranged with for keep inner cylinder with it is outer
The guidance coil 12 of cylinder concentricity, guidance coil 12 has position-limiting action, reduces the collision of the upper end of inner cylinder 2 and outer barrel 1.
The washing machine that the present embodiment is provided also includes magnetic bearing, and magnet is arranged in magnetic bearing.
Specifically, the bottom center of circle of inner cylinder 1 is provided with the connecting shaft 3 for supporting inner cylinder 2, and connecting shaft 3 is hollow structure.
As a kind of optional implementation method, as shown in figure 1, the magnet 4 that magnetic force repels each other be separately positioned in connecting shaft 3 with
And the axle sleeve 20 being connected with outer barrel 1（Or quill shaft）It is interior.
By the repulsion between magnet 4, inner cylinder 2 is set to be suspended in outer barrel 1, inner cylinder 2 is contactless with outer barrel 1 when rotated,
Avoid producing mechanical friction between inner cylinder 2 and outer barrel 1, so as to effectively reduce the noise produced when whole machine is operated.
As a kind of optional implementation method, as shown in Fig. 2 connecting shaft 3 passes through the bottom center of circle of outer barrel 1 and and magnetic bearing
It is connected, magnet is arranged in the magnetic bearing.
Inner cylinder 2, outer barrel 1 and magnetic bearing are to be coaxially disposed.
Magnet includes：First permanent magnet 41, the second permanent magnet 42, magnetic bearing include being arranged on the outer shaft of the lower section of outer barrel 1
Set 44；First permanent magnet 41 is arranged on the bottom of outer shaft 44, and the second permanent magnet 42 is fixed in connecting shaft 3；Second permanent magnet 42
It is suspended on the first permanent magnet 41 by the repulsion between the first permanent magnet 41, the second permanent magnet 42 is driven in 2 through connecting shaft 3
Cylinder is suspended in outer barrel 1.
Additionally, magnetic bearing also includes being fixed on interior axle with the integrally formed internal axle sleeve 43 of connecting shaft 3, the second permanent magnet 42
In set 43.
The upper end open of outer shaft 44, openend is connected with the bottom external stability of outer barrel 1, and the inner bottom part of outer shaft 44 sets first
Permanent magnet 41；The lower ending opening of internal axle sleeve 43, connecting shaft 3 passes through the center of the upper end of internal axle sleeve 43 and is integrally formed with internal axle sleeve 43,
Second permanent magnet 42 is fixed in internal axle sleeve 43, and connecting shaft 3 is consolidated through the center of the second permanent magnet 42 and with the second permanent magnet 42
Fixed connection, the first permanent magnet 41 is identical with the polarity of the opposite face of the second permanent magnet 42, according to homopolar-repulsion principle, in the first permanent magnetism
Repulsion is produced between the permanent magnet 42 of body 41 and second, the second permanent magnet 42 is suspended on the first permanent magnet 41, due to second
Permanent magnet 42 is fixedly connected with the connecting shaft 3 on inner cylinder 2, therefore the second permanent magnet 42 can drive inner cylinder to be suspended in outer barrel 1.
Used as a kind of optional embodiment, the first permanent magnet 41 and/or the second permanent magnet 42 are permanent-magnetic clamp.
Connecting shaft 3 includes hollow space, and hollow space is provided with impeller shafts 5, and one end of impeller shafts 5 passes through the center of circle of inner cylinder 2
Coaxially connected with impeller 6, the other end of impeller shafts 5 is connected with clutch 7, and clutch 7 is also connected with connecting shaft 3.
Washing machine provided in an embodiment of the present invention also includes motor 8 and motor shaft 13, and motor 8 is controlled interior by clutch 7
Cylinder 2 and/or impeller 6 rotate.
Used as a kind of optional implementation method, one end of impeller shafts 5 is coaxially connected with impeller 6 through the center of circle of inner cylinder 2, impeller
The other end of axle 5 is connected with one end of motor shaft 13, the other end connection motor 8 of motor shaft 13, that is, be not provided with clutch, motor
8 drive impeller 6 to rotate.
Motor 8 is arranged on outside outer shaft 44, and the bottom centre of outer shaft 44 is provided with through hole, the one end fits of motor shaft 13
Connection clutch 7, the other end of motor shaft 13 is connected through through hole with the motor 8 of outside, and clutch 7 is arranged on first forever
Between the permanent magnet 42 of magnet 41 and second, to avoid mechanical friction, the permanent magnet 42 of clutch 7 and second is not contacted, clutch 7 one
Aspect is connected with connecting shaft 3 and impeller shafts 5, on the other hand by motor shaft 13 through the bottom of outer shaft 44 through hole with it is outer
The motor 8 in portion is connected, and motor 8 is that inner cylinder 2 and impeller 6 provide rotary power, by the mating connection axle 3 of clutch 7 and ripple
Wheel shaft 5, controllable inner cylinder 2 or impeller 6 rotate, or inner cylinder 2 rotates together with impeller 6.
Used as a kind of optional embodiment, motor shaft 5 and the joint of outer shaft 44, the i.e. through hole of outer shaft 44 are set
There is ball bearing 9, to reduce the frictional force in power transmission process.
As a kind of optional embodiment, the first sealing blowout patche 10 is provided between connecting shaft 3 and impeller shafts 5, can prevented
Water in the inner cylinder 2 of washing machine is entered into connecting shaft 3.
Used as a kind of optional embodiment, connecting shaft 3 is provided with the second sealing blowout patche 11 with the junction of outer barrel 1, can prevent
Water between the inner cylinder 2 and outer barrel 1 of washing machine is entered into outer shaft 44.
First permanent magnet 41 and the second permanent magnet 42 use permanent-magnet material, are preferably neodymium-iron-boron, inner cylinder 2 is protected always
Suspended state is held, interior axle 43 is made with outer shaft 44 of NULL, can effectively isolate magnetic field, make the washing machine external world
Article is not influenceed by the magnetic field.
The washing machine that the present invention is provided, the repulsive force produced by permanent magnet homopolar-repulsion makes inner cylinder suspend, and inner cylinder is rotated
When and outer barrel between almost without Mechanical Contact, reduce rocking for outer barrel, so as to reduce the vibration of whole machine, reduce noise.
Inner tank of washing machine limit method embodiment：
The inner tank of washing machine limit method that the present embodiment is provided includes：
By setting the magnet that the magnetic force coordinated with inner tank of washing machine and outer barrel repels each other, between the inner cylinder is passed through magnet
Repulsion is suspended in the outer barrel.
Magnet is arranged in magnetic bearing, and magnetic bearing also includes being arranged on the outer shaft and and connecting shaft below outer barrel
Integrally formed internal axle sleeve.
Inner cylinder is connected by the connecting shaft through outer barrel bottom and magnet, and inner cylinder, outer barrel, magnet are coaxially disposed,
Magnet includes the first permanent magnet and the second permanent magnet, and the first permanent magnet is arranged on into outer shaft bottom, and the second permanent magnet is fixed
In connecting shaft, the first permanent magnetism ring body is identical with the polarity of the second permanent magnet opposite face, according to homopolar-repulsion principle, first forever
Produce repulsion between magnet and the second permanent magnet, the second permanent magnet is relied on and is suspended in the with the repulsive force of interpolar with the first permanent magnet
On one permanent magnet, the second permanent magnet drives inner cylinder to be suspended in outer barrel through connecting shaft.
Second permanent magnet is fixed in internal axle sleeve.
Hollow space is set in connecting shaft, impeller shafts are set in hollow space, one end of impeller shafts is passed through into inner cylinder bottom
Portion simultaneously connects impeller.
Motor and motor shaft are provided with, the other end of impeller shafts is connected with motor shaft.
As a kind of optional implementation method, clutch is also set up, the other end of impeller shafts is passed through into clutch and motor
Axle is connected, and clutch is arranged between the first permanent magnet and the second permanent magnet, and clutch and connecting shaft are connected.
The outer shaft bottom center of circle is provided with through hole, one end of motor shaft is connected with clutch, by the another of motor shaft
Hold through through hole and be connected with the motor of outside, motor is rotated by clutch control inner cylinder and/or impeller.
Ball bearing is set with the outer shaft joint in motor shaft, to reduce the frictional force in power transmission process.
The first sealing blowout patche is provided between connecting shaft and impeller shafts, can prevent the water in the inner cylinder of washing machine from entering into
In connecting shaft.
Connecting shaft and outer barrel junction are provided with the second sealing blowout patche, can prevent between the inner cylinder of washing machine and outer barrel
Water is entered into outer shaft.
Using magnetic Nd-Fe-B ring as the first permanent magnet and the second permanent magnet, internal axle sleeve and outer shaft are made using permanent-magnet material
Set, can effectively isolate magnetic field, and the article for making washing machine extraneous is not influenceed by the magnetic field.
The openend of outer barrel diametrically on be symmetrical arranged guidance coil for keeping inner cylinder and outer barrel concentricity,
Guidance coil has position-limiting action, reduces the collision of inner cylinder upper end and outer barrel.
The inner tank of washing machine limit method that the present invention is provided, the repulsive force produced by permanent magnet homopolar-repulsion hangs inner cylinder
Floating, almost without Mechanical Contact and outer barrel between when inner cylinder is rotated, reduction is rocked, so as to reduce the vibration of whole machine, reduces noise.
Although the present invention and its advantage has been described in detail it should be appreciated that without departing from by appended claim
Various changes can be carried out in the case of the spirit and scope of the present invention for being limited, is substituted and is converted.And, the model of the application
Enclose process, equipment, means, the specific embodiment of method and steps for being not limited only to described by specification.In the art is common
Technical staff will readily appreciate that from the disclosure, can be used according to the present invention and performed and corresponding reality described herein
Apply the essentially identical function of example or obtain process essentially identical with it result, existing and that future is to be developed, equipment,
Means, method or step.Therefore, appended claim is intended to include such process, equipment, hand in the range of them
Section, method or step.
Claims (15)
1. a kind of washing machine, including outer barrel and inner cylinder, it is characterised in that the also magnetic including being equipped with the inner cylinder and outer barrel
The magnet that power is repelled each other, the inner cylinder is suspended in the outer barrel by the repulsion between magnet, the inner cylinder bottom be provided with for
The hollow connecting shaft of the inner cylinder is supported, the washing machine also includes magnetic bearing, and the magnet is arranged on the magnetic force axle
In holding, the connecting shaft is connected through outer barrel bottom and with the magnetic bearing.
2. washing machine according to claim 1, it is characterised in that the magnet includes：First permanent magnet and the second permanent magnetism
Body, the magnetic bearing includes being arranged on the outer shaft below outer barrel；First permanent magnet is arranged on the outer shaft bottom,
Second permanent magnet is fixed in the connecting shaft；Second permanent magnet suspends by it with the repulsion between the first permanent magnet
On the first permanent magnet, second permanent magnet drives the inner cylinder to be suspended in the outer barrel through the connecting shaft.
3. washing machine according to claim 2, it is characterised in that the magnetic bearing also includes：With the connecting shaft one
Body formed internal axle sleeve, second permanent magnet is fixed in the internal axle sleeve.
4. washing machine according to claim 2, it is characterised in that first permanent magnet and/or the second permanent magnet are for forever
Magnet ring.
5. washing machine according to claim 2, it is characterised in that the hollow space of the connecting shaft is provided with impeller shafts,
One end of the impeller shafts is through the inner cylinder bottom and is coaxially connected with impeller.
6. washing machine according to claim 5, it is characterised in that the washing machine also includes motor and motor shaft, described
The other end of impeller shafts connects the motor shaft.
7. washing machine according to claim 5, it is characterised in that the washing machine also includes motor, motor shaft and clutch
Device, the other end of the impeller shafts is connected by clutch with the motor shaft, and the clutch is arranged on first permanent magnetism
Between body and the second permanent magnet, the clutch is also connected with the connecting shaft.
8. washing machine according to claim 7, it is characterised in that the outer shaft bottom center of circle is provided with through hole, described
One end of motor shaft is connected with the clutch, and the other end of the motor shaft coordinates with the motor of outside through the through hole and connects
Connect, the motor is rotated by inner cylinder described in the clutch control and/or impeller.
9. washing machine according to claim 8, it is characterised in that the motor shaft is provided with the outer shaft joint
Ball bearing.
10. washing machine according to claim 5, it is characterised in that be provided between the connecting shaft and the impeller shafts
First sealing blowout patche.
11. washing machines according to claim 1, it is characterised in that the connecting shaft is provided with the outer barrel junction
Second sealing blowout patche.
12. washing machines according to claim 1, it is characterised in that the inner cylinder, the outer barrel and the magnetic bearing
To be coaxially disposed.
13. washing machines according to claim 2, it is characterised in that first permanent magnet and second permanent magnet are
Magnetic Nd-Fe-B ring.
14. according to any described washing machines of claim 1-13, it is characterised in that diametrically go up the outer barrel openend
It is symmetrically arranged with the guidance coil for keeping inner cylinder and outer barrel concentricity.
15. washing machines according to claim 3, it is characterised in that the internal axle sleeve is used every magnetic with the outer shaft
Material is made.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201310205179.XA CN103911810B (en) | 2012-12-29 | 2013-05-28 | Washing machine and inner tank of washing machine limit method |
Applications Claiming Priority (4)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201210593241 | 2012-12-29 | ||
| CN201210593241.2 | 2012-12-29 | ||
| CN2012105932412 | 2012-12-29 | ||
| CN201310205179.XA CN103911810B (en) | 2012-12-29 | 2013-05-28 | Washing machine and inner tank of washing machine limit method |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN103911810A CN103911810A (en) | 2014-07-09 |
| CN103911810B true CN103911810B (en) | 2017-06-20 |
Family
ID=51019889
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201310205179.XA Active CN103911810B (en) | 2012-12-29 | 2013-05-28 | Washing machine and inner tank of washing machine limit method |
Country Status (2)
| Country | Link |
|---|---|
| CN (1) | CN103911810B (en) |
| WO (1) | WO2014101827A1 (en) |
Families Citing this family (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN106192296B (en) * | 2015-05-08 | 2024-04-23 | 宁国聚隆减速器有限公司 | Magnetic field modulation type permanent magnet transmission device, washing machine speed changer and washing machine |
| CN106917235B (en) * | 2015-12-28 | 2019-09-17 | 青岛海尔智能技术研发有限公司 | Laundry facilities |
| CN106222924B (en) * | 2016-08-26 | 2018-10-19 | 丽水创智果科技有限公司 | A kind of washing machine with long service life |
| CN109023844A (en) * | 2018-08-13 | 2018-12-18 | 珠海格力电器股份有限公司 | Outer cylinder anti-collision structure, washing machine and outer cylinder anticollision control method |
Citations (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| KR20030092193A (en) * | 2002-05-27 | 2003-12-06 | 엘지전자 주식회사 | Damper of a drum-washer |
| CN1734006A (en) * | 2004-08-03 | 2006-02-15 | 海尔集团公司 | Magnetic suspension type vibration rotating rotary drum washing machine |
| KR20060082893A (en) * | 2005-01-13 | 2006-07-20 | 주식회사 대우일렉트로닉스 | Oscillation sensing apparatus of drum type washing machine |
Family Cites Families (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| IT1275691B1 (en) * | 1994-12-09 | 1997-10-17 | Whirlpool Italia | Washing machine with magnetic suspension and direct motorization |
| EP2771505B1 (en) * | 2012-04-24 | 2021-02-24 | LG Electronics Inc. | Laundry treating apparatus |
-
2013
- 2013-05-28 CN CN201310205179.XA patent/CN103911810B/en active Active
- 2013-12-27 WO PCT/CN2013/090666 patent/WO2014101827A1/en active Application Filing
Patent Citations (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| KR20030092193A (en) * | 2002-05-27 | 2003-12-06 | 엘지전자 주식회사 | Damper of a drum-washer |
| CN1734006A (en) * | 2004-08-03 | 2006-02-15 | 海尔集团公司 | Magnetic suspension type vibration rotating rotary drum washing machine |
| KR20060082893A (en) * | 2005-01-13 | 2006-07-20 | 주식회사 대우일렉트로닉스 | Oscillation sensing apparatus of drum type washing machine |
Also Published As
| Publication number | Publication date |
|---|---|
| WO2014101827A1 (en) | 2014-07-03 |
| CN103911810A (en) | 2014-07-09 |
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