CN105671868B - For washing machine balance weight and there is its washing machine - Google Patents
For washing machine balance weight and there is its washing machine Download PDFInfo
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- CN105671868B CN105671868B CN201410677052.2A CN201410677052A CN105671868B CN 105671868 B CN105671868 B CN 105671868B CN 201410677052 A CN201410677052 A CN 201410677052A CN 105671868 B CN105671868 B CN 105671868B
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- balance weight
- washing machine
- cavity
- damping
- damping particles
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Abstract
The invention discloses a kind of balance weight for washing machine and there is its washing machine, formed with a plurality of cavities in the balance weight, each cavity is interior to be equipped with multiple damping particles.It is used for the balance weight of washing machine according to the present invention, by setting multiple cavitys with damping particles in balance weight, so as to be sufficiently used the damping vibration attenuation effect of particle damping, effectively consume vibrational energy of the washing machine in the whole water smoking, the amplitude of washing machine is reduced, improves the vibrating noise problem of washing machine.Furthermore it is possible to use particle damping in the case of traditional balance weight change very little, so as to be effectively improved the damping ratio of structure in the case where not producing additional mass substantially, vibration damping, noise reduction are realized.
Description
Technical field
The present invention relates to household appliance technical field, more particularly, to a kind of balance weight for washing machine and has its laundry
Machine.
Background technology
Pointed out in correlation technique, the vibration of washing machine and noise are one of leading indicators for evaluating its performance quality, mainly
Vibration and noise occur in the water smoking of washing machine, during the dehydration process, can be outstanding through overdriving when the interior bucket slow-speed of revolution operates
The resonance point of extension system, the stage are that washing machine occurs to hit and the Main Stage of displacement, during the high rotation speed operation of interior bucket, with de-
The rising of water rotating speed, the vibratory output of washing machine can be increasing, and when vibratory output is excessive, complete machine oscillation is obvious, is produced by vibration
Noise also can substantially increase.
Specifically, in the operating condition, motor driving interior bucket rotation, and then drive clothing to rotate, these rotating clothings
It is non-uniform to be dispersed in interior bucket, cause centrifugal force uneven, so as to be easy to the vibration and damage for causing washing machine, traditional side
Method is that balance weight is set in outer barrel, to increase the weight of outer barrel, makes centrally directed axle center and the intersection point of central plane of outer barrel
It is mobile, and due to adding the weight of outer barrel, the stability of outer barrel can be increased to a certain extent, to reduce or offset interior bucket
Vibration, still, is limited, the size and weight of balance weight are all limited by space in cost and washing machine caused by rotation
, it is difficult to improve effectiveness in vibration suppression in the case where ensureing balance weight limited weight and size.
The content of the invention
It is contemplated that at least solve one of technical problem existing in the prior art.For this reason, one object of the present invention
It is to propose a kind of balance weight for washing machine, the balance weight has good effectiveness in vibration suppression, significantly reduces laundry
The vibrating noise of machine.
It is another object of the present invention to propose a kind of washing machine with above-mentioned balance weight.
The balance weight for washing machine of embodiment according to a first aspect of the present invention, the balance weight are interior formed with multiple skies
Chamber, each cavity is interior to be equipped with multiple damping particles.
Balance weight for washing machine according to embodiments of the present invention, it is multiple with damping by being set in balance weight
The cavity of grain, so as to be sufficiently used the damping vibration attenuation effect of particle damping, effectively consumes washing machine whole
The vibrational energy in water smoking, reduces the amplitude of washing machine, improves the vibrating noise problem of washing machine.Furthermore it is possible to
Particle damping is used in the case of traditional balance weight change very little, so that in the case where not producing additional mass substantially
The damping ratio of structure is effectively improved, realizes vibration damping, noise reduction.
Alternatively, each damping particles are steel particles.Thus, it is possible to improve effectiveness in vibration suppression.
Preferably, a diameter of 0.05mm-5mm of each damping particles.
Specifically, the cumulative volume of the multiple damping particles in each cavity is the corresponding cavity volume
70%~80%.Thus, damping particles can effectively be hit and the inner wall for the cavity that rubs.
Further, the multiple cavity is evenly distributed on the balance weight.
Specifically, each cavity extends along the width of the balance weight.Thus, convenient processing.
Preferably, each cavity is cylindrical.
Specifically, the mounting hole being formed through on the balance weight, the mounting hole and the multiple cavity are to each other
Separate.
The washing machine of embodiment according to a second aspect of the present invention, including outer barrel and according to a first aspect of the present invention be used for wash
The balance weight of clothing machine, the balance weight are located in said tub.
Washing machine according to embodiments of the present invention, by setting the balance weight for washing machine of above-mentioned first aspect, from
And improve the overall performance of washing machine.
The additional aspect and advantage of the present invention will be set forth in part in the description, and will partly become from the following description
Obtain substantially, or recognized by the practice of the present invention.
Brief description of the drawings
Fig. 1 is the schematic diagram of the balance weight for washing machine according to embodiments of the present invention.
Reference numeral：
100：Balance weight；
1：Cavity；2：Damping particles；3：Threaded fastener.
Embodiment
The embodiment of the present invention is described below in detail, the example of the embodiment is shown in the drawings, wherein from beginning to end
Same or similar label represents same or similar element or has the function of same or like element.Below with reference to attached
The embodiment of figure description is exemplary, it is intended to for explaining the present invention, and is not considered as limiting the invention.
The balance weight 100 for washing machine of embodiment according to a first aspect of the present invention is described below with reference to Fig. 1.
As shown in Figure 1, the balance weight 100 for washing machine of embodiment according to a first aspect of the present invention, in balance weight 100
Formed with a plurality of cavities 1, multiple damping particles 2 are equipped with each cavity 1.
Specifically, a plurality of cavities 1 is spaced to turn up the soil and is distributed in balance weight 100, each cavity 1 be all formed as it is independent and
Airtight chamber, any two of which cavity 1 is not connected, and any one outside of cavity 1 not with balance weight 100 communicates,
Multiple damping particles 2 are equipped with each cavity 1, it is preferable that each damping particles 2 can be formed as spheroidal, and each circle
The diameter of spherical damping particles 2 is preferably 0.05mm-5mm.Certainly, the present invention is not limited thereto, the shape of damping particles 2, ruler
It is very little to be set according to actual requirement, preferably to meet actual requirement.
Further, the cumulative volume of multiple damping particles 2 in each cavity 1 is the 70% of the volume of corresponding cavity 1
~80%, so as to ensure to be respectively provided with the space of damping particles 2 in each cavity 1 so that cavity 1 is in non-blocking state.
Thus, with the vibration of balance weight 100, produced between damping particles 2, between the inner wall of damping particles 2 and cavity 1 continuous
Inelastic collision and friction, so as to consume vibrational energy, achieve the purpose that vibration damping, and by setting a plurality of cavities 1, can be with
The friction of overall increase particle and 1 wall of cavity, so as to further increase damping vibration attenuation, noise reduction.
Alternatively, damping particles 2 can be metallic particles or non-metallic particle, and the proportion of damping particles 2 is bigger, subtracts
Effect of shaking is better, it is preferable that damping particles 2 are steel particles.
Balance weight 100 for washing machine according to embodiments of the present invention, has by the way that setting is multiple in balance weight 100
The cavity 1 of damping particles 2, so as to fully utilize the damping vibration attenuation effect of particle damping, effectively consumes washing machine
In the vibrational energy in whole water smoking, the amplitude of washing machine is reduced, improves the vibrating noise problem of washing machine.In addition,
Particle damping can be used in the case where traditional balance weight 100 changes very little, so as to not produce additional matter substantially
The damping ratio of structure is effectively improved in the case of amount, realizes vibration damping, noise reduction.
In one embodiment of the invention, each cavity 1 can extend along the width of balance weight 100, and be formed
For cylindrical, such as in the example of fig. 1, a plurality of cavities 1 is configured to cylindrical, and multiple cylindrical cavities 1
Central axis difference is parallel, and the central axis of each cavity 1 is identical with the extending direction of 100 width of balance weight, so as to
Increase the space in the quantity and each cavity 1 of 100 internal cavity 1 of balance weight, asked to avoid what damping particles were accumulated in cavity 1
Topic, it is ensured that damping particles 2 can in a cavity 1 sufficient movement, to improve damping vibration attenuation effect, in addition, tubular sky
Chamber 1 can effectively improve the vibration number and friction effect of damping particles 2, and easy to process.
During processing, the balance weight 100 with multiple empty slots can be processed using mould first, then existed again
The a certain number of damping particles 2 of filling, are then sealed the open end of empty slot using cement or fluid sealant etc. in empty slot.By
This, the empty slot sealed is cavity 1, and the filling rate for the damping particles 2 filled in cavity 1 is preferably 70%.
Certainly, the present invention is not limited thereto, and quantity, shape and the size of cavity 1 can also be set according to actual requirement, with
Preferably meet that actual requirement, such as cavity 1 may be configured to spheroidal, elliposoidal and polyhedron shape etc..Preferably, it is more
A cavity 1 is evenly distributed on balance weight 100.Thus, it is possible to improve effectiveness in vibration suppression.
The washing machine (not shown) of embodiment according to a second aspect of the present invention, including outer barrel (not shown) and according to this
The balance weight 100 for washing machine of above-mentioned first aspect embodiment is invented, balance weight 100 is located in outer barrel.
Such as in the example of the present invention, washing machine can also include：Body (not shown) and interior bucket are (not shown
Go out), wherein, interior bucket is rotatably arranged in outer barrel, and outer barrel is suspended in body, and balance weight 100 can be fixed on outer barrel periphery
The lower part of wall, it is preferable that could be formed with multiple perforative mounting holes on balance weight 100, multiple mounting holes and a plurality of cavities 1 that
This is spaced apart, and correspondingly, the periphery wall of outer barrel is equipped with connecting portion (not shown), formed with multiple connecting holes on connecting portion,
Connecting hole is corresponded with mounting hole, so as to be connected multiple connecting holes and multiple mounting holes by multiple threaded fasteners 3
It is connected together, and then balance weight 100 can be fixed on the periphery wall of outer barrel.
In this way, washing machine is during dehydration, during interior bucket low speed rotation, the balance weight 100 with damping particles 2 can be with
The amplitude at suspension resonance point is reduced, so as to improve the anti-eccentric ability of washing machine, effectively improves tub-impact phenomenon
Displacement with washing machine is walked problem；With the rising of rotating speed, when interior bucket at a high speed rotate when, the movement of damping particles 2 more aggravates
It is strong, so as to consume the vibrational energy of outer barrel, reduce the complete machine oscillation of washing machine.Thus, washing machine is entirely being dehydrated
During, balance weight 100 can effectively play vibration damping, noise reduction so that the vibration of complete machine is smaller, improves the anti-of product
Vibration, low noise properties.Wherein, suspension is the prior art.
Washing machine according to embodiments of the present invention, by the balance for washing machine for setting above-mentioned first aspect embodiment
Block 100, so as to improve the overall performance of washing machine.
In the description of the present invention, it is to be understood that term " " center ", " width ", " on ", " under ", " top ", " bottom ",
The orientation or position relationship of the instructions such as " interior ", " outer " are based on orientation shown in the drawings or position relationship, are for only for ease of and retouch
State the present invention and simplify description, rather than indicate or imply that signified device or element there must be specific orientation, with specific
Azimuth configuration and operation, therefore be not considered as limiting the invention.
In the present invention, unless otherwise clearly defined and limited, term " installation ", " connected ", " connection ", " fixation " etc.
Term should be interpreted broadly, for example, it may be fixedly connected or be detachably connected, or integrally；It can be direct phase
Even, it can also be indirectly connected by intermediary, can be that connection inside two elements or the interaction of two elements are closed
System.For the ordinary skill in the art, above-mentioned term in the present invention specific can be understood as the case may be
Implication.
In the present invention, unless otherwise clearly defined and limited, fisrt feature can be with "above" or "below" second feature
It is that the first and second features directly contact, or the first and second features pass through intermediary mediate contact.
In the description of this specification, reference term " one embodiment ", " some embodiments ", " example ", " specifically show
The description of example " or " some examples " etc. means specific features, structure, material or the spy for combining the embodiment or example description
Point is contained at least one embodiment of the present invention or example.In the present specification, schematic expression of the above terms is not
It must be directed to identical embodiment or example.Moreover, particular features, structures, materials, or characteristics described can be in office
Combined in an appropriate manner in one or more embodiments or example.In addition, without conflicting with each other, the skill of this area
Art personnel can be tied the different embodiments or example described in this specification and different embodiments or exemplary feature
Close and combine.
Claims (7)
1. a kind of balance weight for washing machine, it is characterised in that formed with a plurality of cavities, the multiple sky in the balance weight
Chamber is spaced to turn up the soil and is distributed in the balance weight, and each cavity is all formed as independence and airtight chamber, wherein arbitrarily
Two cavitys are not connected, and multiple damping particles are equipped with each cavity, the multiple in each cavity
The cumulative volume of damping particles is the 70%~80% of the corresponding cavity volume, each width of the cavity along the balance weight
Spend direction extension.
2. the balance weight according to claim 1 for washing machine, it is characterised in that each damping particles are steel
Particle.
3. the balance weight according to claim 1 for washing machine, it is characterised in that the diameter of each damping particles
For 0.05mm-5mm.
4. the balance weight according to claim 1 for washing machine, it is characterised in that the multiple cavity is evenly distributed
On the balance weight.
5. the balance weight according to claim 1 for washing machine, it is characterised in that each cavity is cylinder
Shape.
6. the balance weight for washing machine according to any one of claim 1-5, it is characterised in that on the balance weight
The mounting hole being formed through, the mounting hole are spaced apart from each other with the multiple cavity.
A kind of 7. washing machine, it is characterised in that including：
Outer barrel；With
The balance weight for washing machine according to any one of claim 1-6, wherein the balance weight is located at outside described
On bucket.
Priority Applications (2)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201410677052.2A CN105671868B (en) | 2014-11-21 | 2014-11-21 | For washing machine balance weight and there is its washing machine |
| PCT/CN2015/077594 WO2016078338A1 (en) | 2014-11-21 | 2015-04-27 | Balance block for washing machine and washing machine having same |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201410677052.2A CN105671868B (en) | 2014-11-21 | 2014-11-21 | For washing machine balance weight and there is its washing machine |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN105671868A CN105671868A (en) | 2016-06-15 |
| CN105671868B true CN105671868B (en) | 2018-04-20 |
Family
ID=56957589
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201410677052.2A Expired - Fee Related CN105671868B (en) | 2014-11-21 | 2014-11-21 | For washing machine balance weight and there is its washing machine |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN105671868B (en) |
Families Citing this family (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN106637791B (en) * | 2016-11-29 | 2023-04-07 | 无锡小天鹅电器有限公司 | Pulsator washing machine |
| CN107577853B (en) * | 2017-08-21 | 2021-03-19 | 无锡小天鹅电器有限公司 | Method for optimizing damping device of washing machine |
| CN110387676B (en) * | 2018-04-19 | 2022-12-27 | 青岛海尔洗涤电器有限公司 | Drum washing machine with damping balancing weight |
Citations (7)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN101302703A (en) * | 2007-05-10 | 2008-11-12 | 吕崇耀 | Barrel roll laundry machine wide band elastic granule damper |
| JP2010242941A (en) * | 2009-04-09 | 2010-10-28 | Kobe Steel Ltd | Vibration damping structure |
| CN202626666U (en) * | 2012-05-14 | 2012-12-26 | 无锡小天鹅股份有限公司 | Washing machine with automatic balancing piece |
| CN103291796A (en) * | 2013-06-05 | 2013-09-11 | 南京航空航天大学 | Particle damping vibration absorbing device |
| EP2682511A2 (en) * | 2012-07-06 | 2014-01-08 | BSH Bosch und Siemens Hausgeräte GmbH | Machine for treating laundry |
| CN103628278A (en) * | 2013-11-04 | 2014-03-12 | 深圳市海普创科技开发有限公司 | Vibration attenuation structure and vibration attenuation method for pulsator washing machine and pulsator washing machine |
| CN204385479U (en) * | 2014-11-21 | 2015-06-10 | 无锡小天鹅股份有限公司 | For washing machine balance weight and there is its washing machine |
-
2014
- 2014-11-21 CN CN201410677052.2A patent/CN105671868B/en not_active Expired - Fee Related
Patent Citations (7)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN101302703A (en) * | 2007-05-10 | 2008-11-12 | 吕崇耀 | Barrel roll laundry machine wide band elastic granule damper |
| JP2010242941A (en) * | 2009-04-09 | 2010-10-28 | Kobe Steel Ltd | Vibration damping structure |
| CN202626666U (en) * | 2012-05-14 | 2012-12-26 | 无锡小天鹅股份有限公司 | Washing machine with automatic balancing piece |
| EP2682511A2 (en) * | 2012-07-06 | 2014-01-08 | BSH Bosch und Siemens Hausgeräte GmbH | Machine for treating laundry |
| CN103291796A (en) * | 2013-06-05 | 2013-09-11 | 南京航空航天大学 | Particle damping vibration absorbing device |
| CN103628278A (en) * | 2013-11-04 | 2014-03-12 | 深圳市海普创科技开发有限公司 | Vibration attenuation structure and vibration attenuation method for pulsator washing machine and pulsator washing machine |
| CN204385479U (en) * | 2014-11-21 | 2015-06-10 | 无锡小天鹅股份有限公司 | For washing machine balance weight and there is its washing machine |
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| Publication number | Publication date |
|---|---|
| CN105671868A (en) | 2016-06-15 |
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