CN101177875B - Drum washing machine - Google Patents
Drum washing machine Download PDFInfo
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- CN101177875B CN101177875B CN2007101650420A CN200710165042A CN101177875B CN 101177875 B CN101177875 B CN 101177875B CN 2007101650420 A CN2007101650420 A CN 2007101650420A CN 200710165042 A CN200710165042 A CN 200710165042A CN 101177875 B CN101177875 B CN 101177875B
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Abstract
The invention aims to provide a drum washing machine whose occupy space does not increase. The drum washing machine comprises a drum with transverse rotating axis line and free rotation, an outer cylinder for putting the drum inside and accumulating the washing water, an outer frame for putting the outer cylinder inside, and a vibration prevention support mechanism for supporting the outer cylinder in the outer frame with vibration prevention. The drum is assembled with a fluid balancer formed by layered rings whose inner is filled with liquid. The fluid balancer is a structure that the outer layered ring observed from the front of the washing machine has a step difference with the inner layered ring at the depth direction, which realizes the high multi-layer performance and the high efficiency of the volume of the drum.
Description
Technical field
The present invention relates to make that to revolve axial line be that horizontal rotation cleaning-drum vibrationproof freely is supported on the roller washing machine in the housing cabinet.Tumbling-box washing machine of the present invention also comprises the drum-type washing drying machine with dry operating function.
Background technology
Tumbling-box washing machine is recorded in TOHKEMY 2003-79995 communique (patent documentation 1), this tumbling-box washing machine is arranged to the axes of rotation skew of cleaning-drum groove (hereinafter to be referred as cylinder) is arranged to the front side than depth side (rear side) height, so that the input port is tilted to, the outer bucket of built-in cylinder supports with the suspension bracket vibrationproof.
In tumbling-box washing machine, in the occasion of washing, finishing rinsing and dewatering, washings begins rotation with the state of the bottom that is offset to cylinder, thus concerning cylinder, become bigger inclined to one side loading, the resonance rotation number by the time or bigger vibration easily takes place during smooth operation.This vibration becomes the reason of floor vibration or noise with conflicting of housing, studied various vibration attenuation mechanism for this reason.
In addition, seek high capacity, but also require the high sensitivity appearance design and minimizing of volume is set, and require the high efficiency utilization of housing internal volume in order to improve ease of use.
Summary of the invention
The objective of the invention is to solve the problems referred to above, provide a kind of when suppressing to start and vibration amplitude, volumetric efficiency height during smooth operation, the floor is set vibration less and the tumbling-box washing machine of low noise.
Tumbling-box washing machine of the present invention in order to achieve the above object possesses: have the housing of front to top formed bend; Be supported on outer bucket in the housing by supporting mechanism; Making rotating shaft in the bucket outside this is horizontal cylinder; The driving mechanism of rotation head roll; Water supply and sewage mechanism in the external bucket; And the rotation of index drum drives and the controller of the water supply and sewage of external bucket, it is characterized in that, front portion at above-mentioned cylinder, be equipped with the fluid balancer that is divided into multilayer and liquid is housed in the inside of each layer, above-mentioned fluid balancer is arranged to be positioned at the outermost layer of most peripheral side radially, and the innermost layer of all sides moves back the rear flank more backward than being positioned at, form the end difference that move back rear flank backward at the front of above-mentioned fluid balancer peripheral part, constitute the anterior end of above-mentioned outermost layer and inner each compartment that liquid is housed and rear end and be arranged to respectively than constituting above-mentioned innermost layer and inner anterior end and the rear end that each compartment of liquid is housed more is partial to rear side.
The present invention has following effect.
According to the present invention, more move back than innermost layer by the outermost layer that makes fluid balancer to the depth rear flank, even with the cylinder ever-larger diameters, also do not interfere with housing, by the fluid balancer ever-larger diameters can be increased the number of plies and multiple stratification, thus dress amount of liquid in increasing.Therefore can increase amount of cancellation, suppress vibration amplitude less amount of unbalance.
Its result can provide the tumbling-box washing machine of low vibration, low noise so that the little small-sized big capacity machine of volume to be set.
Description of drawings
Fig. 1 relates to the longitudinal section of tumbling-box washing machine of the present invention.
Fig. 2 relates to the details drawing of the major part of fluid balancer.
Fig. 3 is the result of calculation of multipleization of expression effect.
Among the figure:
The 1-housing, 2-base, 3-supporting mechanism, the outer bucket of 4-, 5-cylinder, 6-bellows, 7-glass door, 8-balancer, 9-flange, 10-motor rotor, 11-stator, 12-groove pedestal, 13-baffle plate, 14-peristome.
The specific embodiment
Below according to accompanying drawing embodiments of the present invention are described in detail.Fig. 1 is the longitudinal section of expression as the tumbling-box washing machine of embodiments of the present invention.
In the figure, only to as around the supporting mechanism of staple of the present invention and the basic constituent element of washing machine narrate, other staples for example panel-switch etc. omit and do not illustrate.Its primary structure is: the housing 1 of sheet iron system; Support the plastic base 2 of this housing 1; From this base 2 by supporting mechanism 3 resiliency supported and outside periphery is provided for detecting vibrating sensor plastic of vibration bucket 4; Outside bucket 4 front and housing 1 between be used to keep the bellows 6 of watertightness; Chimeric and be arranged on glass door 7 on the housing 1 with this bellows 6; SUS makes cylinder 5, and it can be rotatably set on the outer bucket 4, and forwardly is equipped with and is used to eliminate unbalanced fluid balancer 8, has the aluminum flange 9 that is used to be supported in the rotating shaft in the bottom, has the limbers in the side, has peristome in front; And the bucket pedestal 12 of aluminum dipping form casting system, it is attached at the bottom of outer bucket 4, and is equipped with bearing and the motor stator 11 that supports the rotating shaft with motor rotor 10 at the other end.
In addition, the rotating shaft of cylinder 5 is tilted and landscape configuration than the high mode of depth side (rear side) with level or front side.
When washing, rinsing and dehydration, cylinder 5 utilizes the brushless motor rotation to drive.In addition, when rotary dehydration, utilize vibrating sensor carry out vibration detection and according to the decision of pre-prepd determinating reference by or rotation quicken and non-by or the judgement of constant speed.The control of these drivings and vibration detection and water supply and sewage etc. is all carried out with controller.
Fig. 2 represents fluid balancer 8 and to the confined state of cylinder 5, fluid balancer 8 is made of five layers of concentric ring 81-85 that filled an amount of potassium chloride saturated aqueous solution below 50% that reaches the ring internal volume, and each layer becomes the structure that is divided into a plurality of compartments by the baffle plate that has opening at circumferencial direction.In addition, become the outermost layer assembling cylinder of band ladder from the washing machine forward observation at depth direction, and constitute with the pivot of cylinder coaxial.
In the present embodiment, from radially being positioned at the most inboard ground floor 81 the 4th layer 84 up to radial outside formation, the anterior end that forms the rotor shaft direction of each compartment is positioned at roughly the same position (position of L1-L1) in rotor shaft direction.And ground floor 81 to depth side (rear side) end of each compartment of the 4th layer 84 forms in rotor shaft direction and roughly is positioned at identical position (position of L3-L3).Be positioned at inboard ground floor 81 relatively and be configured to anterior end to the 4th layer 84 and axially moving distance D 1 radially being positioned at outermost layer 5 85 by the depth lateral deviation.And depth side (rear side) end of layer 5 85 is positioned at inboard ground floor 81 to the 4th layer 84 depth side end relatively and is configured to axially moving distance D 2 by the depth lateral deviation.Promptly, the anterior end of each compartment by being positioned at outermost outermost layer 85 at least and depth side end move by the depth lateral deviation respectively in the axial direction than the anterior end and the depth side end of each compartment that is positioned at the most inboard innermost layer 81, and the peripheral part that forms fluid balancer 8 has in appearance moved back the end difference of ladder difference Ds to the depth rear flank.This end difference is except forming the end difference at the front side of fluid balancer 8 peripheral part, and also the interior perimembranous of side forms from the end difference of rear side observation to the front side indentation overleaf.The end difference that is formed at the front side peripheral part avoided with from the front of housing 1 to above the interference of formed bend, be effective for the diameter that adds swift 5.In addition, the end difference that is formed at perimembranous in the rear side of fluid balancer 8 is useful for the volume that increases in the cylinder.
In dehydration running, the amount of unbalance that is passed through by the vibrating sensor decision is up to reaching smooth operation.The structure of the maximum vibration amplitude of the outer bucket when therefore, becoming the effect of utilizing fluid balancer and determine smooth operation surely.
The fluid balancer 8 of assembling on the such bigbore cylinder 5 of tumbling-box washing machine of the present invention, it is big that its diameter becomes, it is big that centrifugal force during rotation also becomes, resonance by the time be in the centrifugal force field state that is close on the inwall, realized becoming the reduction of big resonance amplitude as the effect of inertia mass.In addition, when smooth operation, as shown in Figure 3, utilize the high-performance of multiple stratification, reduce imbalance, realized the minimizing of vibration amplitude.
In addition, as roller washing machine of the present invention, pay attention to the occasion of having of appearance design, in order to improve volumetric efficiency, by the shape of the shape imitation housing 1 of the outer bucket 4 of interior bag than the housing shape of macrobending.Therefore, in order to improve volumetric efficiency, in be wrapped in the shape that the cylinder in the outer bucket 4 also is necessary to imitate housing.
As shown in Figure 2, cylinder 5 of the present invention becomes from the washing machine forward observation structure that is assemblied in the cylinder trunk of SUS system than la m to the outermost layer 85 of the fluid balancer 8 of depth direction band ladder.Therefore, the fore-and-aft direction in the outer bucket 4 is flexible utilization effectively, has realized high volumetric efficiency.In the present invention, being shaped as from the washing machine forward observation of fluid balancer 8 has the structure of a ladder than la m to depth direction, even but be with the structure of multistage ladder also can fully reach original purpose.
As shown in Figure 2, for the fluid of dress in stable, each floor of fluid balancer 8 circumferentially is being divided into a plurality of compartments (chamber) by baffle plate 13.In order to bring into play the function of original fluid balancer, make the peristome that is communicated with between the above-mentioned compartment being provided with on the baffle plate 13.In rotating shaft is in the tumbling-box washing machine of horizontal arrangement type, and in when beginning rotation, dress liquid is partial to the shortcoming of below because of the influence of gravity in existing, and wishes that aperture area is big, moves so that carry out liquid smoothly when low speed rotation.But the occasion that known aperture area is big when running up, is shaken because of vibration makes interior dress liquid, makes a very bad impression.Therefore, wish to have that liquid moves smoothly when low-speed running, liquid moves difficult peristome when rotating at a high speed.
In the present invention, fluid balancer 8 adopts by rotating the deposited structure that meets cooperation trunk 8a and cap 8b, on trunk 8a and cap 8b, be provided with the baffle plate 13 that moves that suppresses filling fluid, on each baffle plate 13, be formed with the peristome 14 that is used to be communicated with filling fluid.Peristome 14 is formed at interior all sides of each compartment (chamber), length (width) W specific diameter with the rotor shaft direction made to the long roughly rectangular peristome 811,821,831,841,851 of length (width) H, and the length of rotor shaft direction (width) W specific diameter to the peristome 812,822,832,842,852 of the short slit-shaped of length (width) H.
With regard to a la m 84 of outermost layer 85 and outermost layer 85, the peristome 852,842 of slit-shaped is located at the pars intermedia of the width of peristome 851,841 respectively, in other layer 81,82,83, the peristome 812,822,832 of slit-shaped is established the anterior end of peristome 811,821,831 respectively.These opening 14 shapes and rotation are deposited with substantial connection.In order to divide each layer, the next door 8b1 that is located on the cap 8b is necessary in the both sides of the outermost layer 85 that forms end difference lower than other next door 8b1.That is, be necessary to make layer outside next door 8b1 lower than inboard next door 8b1 with layer 85 adjacency of moving back to the depth rear flank in order to form end difference.Therefore, in order to form end difference, the layer 85 that moves back to the depth rear flank and with it adjacency layers 84 in, the peristome 852,842 of slit-shaped is located at the pars intermedia of the width of peristome 851,841 respectively.
In addition, in each layer 81-85, go out also to be provided with baffle plate 13a in peristome 812,822,832,842,852 more forward sides than slit-shaped.Particularly, even be provided with in the layer 81,82,83 of peristome 812,822,832 of slit-shaped, baffle plate 13a also is set at peristome 812,822,832 forward side places than slit-shaped in the anterior end of peristome 811,821,831.On trunk 8a,, accordingly the support portion 8b2 of next door 8b1 is formed from the anterior end surface of the compartment (chamber) that forms each floor outstanding with each the next door 8b1 that divides each floor for deposited with next door 8b1.Baffle plate 13a is located at and radially between each support portion 8b2 of adjacency.And, utilize this baffle plate 13a can suppress to rotate distortion when deposited, have the effect that improves the deposited operation of rotation.In order to dwindle the peristome area of slit-shaped, the width with slit is set at about 1mm in the present embodiment.
Claims (4)
1. a tumbling-box washing machine possesses: have the housing of front to top formed bend; Be supported on outer bucket in the housing by supporting mechanism; Making rotating shaft in the bucket outside this is horizontal cylinder; The driving mechanism of rotation head roll; Water supply and sewage mechanism in the external bucket; And the rotation of index drum drives and the controller of the water supply and sewage of external bucket, it is characterized in that,
In the front portion of above-mentioned cylinder, be equipped with the fluid balancer that is divided into multilayer and liquid is housed in the inside of each layer,
Above-mentioned fluid balancer is arranged to be positioned at radially, and the outermost layer of most peripheral side moves back the rear flank more backward than each internal layer that is positioned at all sides, form the end difference that move back rear flank backward at the front of above-mentioned fluid balancer peripheral part, constitute the anterior end of above-mentioned outermost layer and inner each compartment that liquid is housed and rear end and be arranged to respectively than constituting above-mentioned each layer and inner anterior end and the rear end that each compartment of liquid is housed more is partial to rear side.
2. require 1 described tumbling-box washing machine according to profit, it is characterized in that,
Above-mentioned fluid balancer is assembled into and makes its outermost outer peripheral face contact the inner peripheral surface of above-mentioned cylinder.
3. require 1 described tumbling-box washing machine according to profit, it is characterized in that,
Each layer that forms at above-mentioned fluid balancer is separated into a plurality of compartments by baffle plate at circumferencial direction,
Above-mentioned baffle plate and the compartment of circumferencial direction adjacency between have the peristome that allows fluid flow,
Above-mentioned peristome has a rotor shaft direction in interior all sides length specific diameter to the long interior all side openings portion of length, simultaneously, have from the outer circumferential side end of interior all side opening portion to outer circumferential side extend be provided with and the length specific diameter of rotor shaft direction to the peristome of short slit-shaped,
At above-mentioned outermost layer, the pars intermedia of the opening of above-mentioned slit-shaped rotor shaft direction of all side openings portion in above-mentioned.
4. require 3 described tumbling-box washing machines according to profit, it is characterized in that,
At above-mentioned innermost layer, the leading section of the opening of above-mentioned slit-shaped rotor shaft direction of all side openings portion in above-mentioned.
Applications Claiming Priority (3)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP2006302249 | 2006-11-08 | ||
| JP2006302249A JP4393501B2 (en) | 2006-11-08 | 2006-11-08 | Drum washing machine |
| JP2006-302249 | 2006-11-08 |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN101177875A CN101177875A (en) | 2008-05-14 |
| CN101177875B true CN101177875B (en) | 2011-09-07 |
Family
ID=39404278
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN2007101650420A Active CN101177875B (en) | 2006-11-08 | 2007-11-06 | Drum washing machine |
Country Status (2)
| Country | Link |
|---|---|
| JP (1) | JP4393501B2 (en) |
| CN (1) | CN101177875B (en) |
Families Citing this family (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JP5124544B2 (en) * | 2009-08-28 | 2013-01-23 | 日立アプライアンス株式会社 | Washing machine |
| JP5256238B2 (en) * | 2010-03-29 | 2013-08-07 | 日立アプライアンス株式会社 | Drum washing machine |
| JP6742133B2 (en) * | 2016-04-18 | 2020-08-19 | 日立グローバルライフソリューションズ株式会社 | Washing machine |
Citations (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN1388284A (en) * | 2001-05-30 | 2003-01-01 | 三洋电机株式会社 | Drum-type washing machine |
| CN1760431A (en) * | 2004-10-14 | 2006-04-19 | 株式会社东芝 | Drum type washing machine |
-
2006
- 2006-11-08 JP JP2006302249A patent/JP4393501B2/en not_active Expired - Fee Related
-
2007
- 2007-11-06 CN CN2007101650420A patent/CN101177875B/en active Active
Patent Citations (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN1388284A (en) * | 2001-05-30 | 2003-01-01 | 三洋电机株式会社 | Drum-type washing machine |
| CN1760431A (en) * | 2004-10-14 | 2006-04-19 | 株式会社东芝 | Drum type washing machine |
Non-Patent Citations (4)
| Title |
|---|
| CN 1388284 A,全文. |
| JP特开2004-267499A 2004.09.30 |
| JP特开2005-198698A 2005.07.28 |
| JP特开2005-304715A 2005.11.04 |
Also Published As
| Publication number | Publication date |
|---|---|
| CN101177875A (en) | 2008-05-14 |
| JP2008113979A (en) | 2008-05-22 |
| JP4393501B2 (en) | 2010-01-06 |
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Address after: Tokyo, Japan, Japan Patentee after: Hitachi Global Living Program Co., Ltd. Address before: Tokyo, Japan, Japan Patentee before: Hitachi Household Electric Appliance Co. |
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| CP01 | Change in the name or title of a patent holder |