CN105088614B - The impeller and washing machine of a kind of low winding and low winding washing methods - Google Patents
The impeller and washing machine of a kind of low winding and low winding washing methods Download PDFInfo
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- CN105088614B CN105088614B CN201410218388.2A CN201410218388A CN105088614B CN 105088614 B CN105088614 B CN 105088614B CN 201410218388 A CN201410218388 A CN 201410218388A CN 105088614 B CN105088614 B CN 105088614B
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- impeller
- wheel seat
- fin
- convex ribs
- low winding
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Abstract
The present invention provides a kind of impeller of low winding, including wheel seat, the central protuberance being arranged on wheel seat and it is evenly arranged on the convex ribs being connected on wheel seat with central protuberance, convex ribs include the fin positioned at middle part and the cambered surface at the top of fin two sides connection fin with wheel seat upper surface, cambered surface bottom is big, gradually convergence is reduced upwards, the cambered surface of two sides and the intersecting lens of wheel seat upper surface are curve, including multiple continuous camber lines, the camber line that the camber line of the camber line, convex that concave is followed successively by from wheel seat center to wheel seat periphery and is concaved；The end that fin is located at wheel seat periphery is gradually expanded from centre to two sides.A kind of washing machine of low winding, including above-mentioned impeller.A kind of low winding washing methods, using washing machine above-mentioned, the impeller single revolution time is 0.6-1 seconds, and the dwell time between rotation is less than 0.6 second twice.When laundry, impeller prevents clothing from winding in high outside and low outside convex ribs and central protuberance, is turned, between the stopping time by control impeller, is further reduced clothing winding.
Description
Technical field
The present invention relates to a kind of impeller and washing machine and method, the impeller and washing machine of especially a kind of low winding and low
Washing methods is wound, washing machine field is belonged to.
Background technique
Rotary drum washing machine washing uses scroll-type, and in washing process, clothing can constantly be overturn.In switching process
In, clothing (especially with the clothing of slim-lined construction, such as trouser legs, sleeve) can be intertwined each other, after dehydration, clothing
Object winding is difficult to separate, causes puzzlement to the use of user than more serious.
A kind of agitation wheel for washing machine of Patent No. ZL201120489211.8 is with Patent No. ZL201210046667.6's
A kind of agitation wheel for washing machine, although disclosing the structure with raised blade on impeller pedestal, protrusion on impeller pedestal
The setting of the shape of blade and upper recess thereof convex position low is wound with more important meaning, the protrusion of above-mentioned two patent for realizing
The design of blade plays the effect of certain reduction winding, but the setting of its impeller structure is relatively simple, in order to preferably real
Existing low winding laundry, needs to be further improved impeller.
In view of this present invention is specifically proposed.
Summary of the invention
The technical problem to be solved in the present invention is that overcoming the deficiencies of the prior art and provide a kind of impeller of low winding and washing
Clothing machine and low winding washing methods, the low winding purpose of clothing when can be realized laundry washer.
In order to solve the above technical problems, the present invention is using the basic conception of technical solution:
A kind of impeller of low winding, including wheel seat, the central protuberance being arranged on wheel seat and is evenly arranged on wheel seat and center
The connected convex ribs of protrusion, convex ribs include positioned at the fin at middle part and positioned at fin two sides connection fin top and wheel seat upper surface
Cambered surface, cambered surface bottom is big, gradually convergence is reduced upwards, and the cambered surface of fin two sides and the intersecting lens of wheel seat upper surface are curve, packet
Multiple continuous camber lines are included, the camber line of the camber line, convex that concave is followed successively by from wheel seat center to wheel seat periphery and are concaved
Camber line；The end that fin is located at wheel seat periphery is gradually expanded from centre to two sides.
Further, the position that the fin of convex ribs is connect with central protuberance is low, and the part extended to wheel seat periphery is high, with wheel
The part of seat periphery connection is low, is in smooth curve shape at the top of fin.
Further, ratio range of the highest point of fin at a distance from the central axis of central protuberance with impeller radius is
0.7-0.8, the minimum point of fin are 0.3-0.4 with the ratio range of impeller radius at a distance from the central axis of central protuberance,
The ratio range of central protuberance bottom radius and impeller radius is 0.2-0.3.
Further, the central axis of central protuberance is preferably overlapped with the central axis of impeller wheel seat.
Further, central protuberance is preferably the frustum that top is smooth curved surface or the top slightly distorted is smooth curved surface
Frustum.
Further, the height of the highest point of convex ribs is lower than the height of central protuberance, and the minimum point of the fin of convex ribs is high
In wheel seat upper surface, the fin of convex ribs and the cambered surface arc transition of fin two sides.
Further, the quantity of convex ribs is 3-6.
A kind of washing machine of low winding, including impeller described in any of the above embodiments.
It further, further include the protruded object for being set to interior bucket inner wall.
A kind of low winding washing methods, using the washing machine of low winding, when the impeller of washing machine rotates, impeller single revolution
Time is 0.6-1 seconds, and the dwell time between rotation is less than 0.6 second twice.
After adopting the above technical scheme, the present invention has the advantages that compared with prior art.
A kind of impeller of low winding of the present invention, is equipped with central protuberance and convex ribs on the wheel seat of impeller, in impeller rotation,
The effect of central protuberance is that the channel of a rising is provided for the clothing in washing process, after clothing reaches central protuberance,
It can climb upwards along central protuberance；A main power source of the uniformly distributed convex ribs as impeller on wheel seat turns in impeller
When dynamic, clothing can be driven；In laundry, convex ribs stir clothing, arc corresponding to the camber line to concave positioned at wheel seat periphery
Face makes the clothing along washing machine inner tub wall downlink to impeller center movement, and fin is located at the end of wheel seat periphery from centre to two sides
It gradually expands, the cambered surface of corresponding connection fin and wheel seat upper surface can be after clothing be moved downward along interior bucket towards impeller
Central protuberance movement be easier.Cambered surface corresponding to camber line by intermediate convex, clothing generate certain rotation simultaneously
Continue to impeller center movement, then due to camber line becomes indent from evagination, so that water flow and clothing occur certain stress and become
Change, clothing gathers to be gathered to central protuberance, most afterwards through cambered surface corresponding to the innermost camber line to concave along central protuberance to
It is raised, and overturns to inner barrel wall and move, then fallen along inner barrel wall, circulation carries out.Due in the cambered surface and wheel seat of fin two sides
The intersecting lens on surface is curve, when so that clothing being moved from inner barrel wall to central protuberance, successively gathers from outside to inside, is separated, is poly-
Hold together, realizes low winding effect.
A kind of washing machine of low winding of the present invention, by installing impeller above-mentioned, clothing low winding purpose when realizing laundry.
A kind of low winding washing methods of the present invention when using laundry washer with aforementioned impeller, to the turning of impeller, stops
Time advanced optimizes restriction, more the winding of reduction clothing.
A specific embodiment of the invention is described in further detail with reference to the accompanying drawing.
Detailed description of the invention
Fig. 1 is the overlooking structure diagram of the low winding impeller in the embodiment of the present invention one.
Fig. 2 is the side structure schematic view of the low winding impeller in the embodiment of the present invention one.
Clothing climbs the status diagram of overturning when Fig. 3 is low winding laundry washer of the invention a kind of.
1, central protuberance 2, convex ribs 3, highest point 4, minimum point 5, circular arc 6, the outer circle plane 7 of wheel seat, impeller 8, interior bucket 9,
Protruded object.
Specific embodiment
Embodiment one
As shown in Figure 1, a kind of impeller of low winding, including wheel seat, the central protuberance being arranged on wheel seat 1 and with middle cardiac prominence
It plays 1 to be connected and be evenly arranged on the convex ribs 2 on wheel seat around wheel seat border, convex ribs include connecting positioned at the fin at middle part and positioned at fin two sides
The cambered surface at the top of fin with wheel seat upper surface is connect, two sides cambered surface is symmetrical, and cambered surface bottom is big, gradually convergence is reduced upwards, convex
The end that rib is located at wheel seat periphery is gradually expanded from centre to two sides, and the quantity of convex ribs is 3-6, in the present embodiment, number
Amount is 4.
As shown in Figure 1, the cambered surface bottom of fin two sides is from wheel seat periphery to wheel in terms of the direction for being parallel to wheel seat central axis
Seat center narrows from the width.The intersecting lens of the cambered surfaces of fin two sides and wheel seat upper surface is curve, including multiple continuous camber lines, from
The camber line that wheel seat center is followed successively by the camber line of the camber line, convex that concave to wheel seat periphery and concaves.In laundry, convex ribs
Clothing is stirred, cambered surface corresponding to the camber line to concave positioned at wheel seat periphery makes the clothing along washing machine inner tub wall downlink to wave
Take turns center movement.The end that fin is located at wheel seat periphery is gradually expanded from centre to two sides, corresponding connection fin and wheel seat
The cambered surface of upper surface has the posture towards central protuberance, can be after clothing is moved downward along interior bucket towards the central protuberance of impeller
Movement is easier.
Cambered surface corresponding to camber line by intermediate convex, clothing generate certain rotation and continue to impeller center
Movement, then due to camber line becomes indent from evagination, so that certain stress variation occurs for water flow and clothing, clothing gathers in
Cardiac prominence rise gathers, be most raised above afterwards through cambered surface corresponding to the innermost camber line to concave along central protuberance, and overturn to
Inner barrel wall movement, then fallen along inner barrel wall, circulation carries out.Since the cambered surface of fin two sides and the intersecting lens of wheel seat upper surface are song
Line when so that clothing being moved from inner barrel wall to central protuberance, is successively gathered from outside to inside, separates, is gathered, and realizes low winding effect
Fruit.
As shown in Fig. 2, in terms of the direction perpendicular to wheel seat central axis, position that the fin of convex ribs 2 is connect with central protuberance
Low, the part extended to wheel seat periphery is high, and the part connecting with wheel seat periphery is low, and convex ribs 2 are along the longitudinal section of wheel seat radial direction
For smooth curve, the highest point of the fin is the highest point 3 of convex ribs, and the minimum point on the fin is convex ribs close to center
The minimum point 4 of the position of protrusion.
As shown in Figure 1, 2, for the cambered surface of the fin of convex ribs 2 and fin two sides by 5 transition of circular arc, 5 radius of circular arc is 1mm-
5mm, in the present embodiment, arc radius are selected as 2mm.
In the present embodiment, the central axis of central protuberance is overlapped with the central axis of impeller wheel seat.4 convex ribs are evenly arranged on
On wheel seat, the inner end of convex ribs is connect with central protuberance, is extended along wheel seat radial direction, and the outboard end of convex ribs is located at impeller wheel seat
Outer circle edge.
Highest point 3 and the central axis distance X of central protuberance 1 and the ratio range of impeller radius on convex ribs are 0.7-
0.8, in the present embodiment, this ratio is selected as 0.7.
Convex ribs are close to the minimum point 4 of the position of central protuberance and the central axis distance Y of central protuberance 1 and impeller radius
Ratio range be 0.3-0.4, in the present embodiment, this ratio is selected as 0.3.
The ratio range of central protuberance bottom radius Z and impeller radius is 0.2-0.3, in the present embodiment, the choosing of this ratio
It is selected as 0.2.
The selection of the ratio range of above-mentioned X, Y and Z and impeller radius is wound with certain positive effect to clothing is reduced.X
It is excessive with the ratio of impeller radius, so that clothing is unobvious from the trend along inner barrel wall descending motion from top to bottom, if too small,
It is then difficult to move clothing from inner barrel wall to central protuberance.The ratio of Y and impeller radius are excessive, make it possible to effectively drive promotion clothing
The convex ribs size of object becomes smaller, and if the ratio of Y and impeller radius is too small, then increases impeller load, damages washing machine larger.Z
Excessive with the ratio of impeller radius, then clothing has small lifting space to become smaller, and clothing separates when being unfavorable for washing, and if than
It is worth too small, then the castering action of clothing is reduced, increase the winding of clothing.
Central protuberance is preferably the frustum that top is smooth curved surface or the top slightly distorted is the frustum of smooth curved surface.?
In the present embodiment, central protuberance 1 is the frustum that top is smooth curved surface.
Relative to circle plane 6 outside wheel seat, the height A of central protuberance is lower than 100mm, and in the present embodiment, this height is selected
For 70mm.Relative to circle plane 6 outside wheel seat, the range of the height B of the highest point 3 of convex ribs is 20mm-70mm, preferably
30mm-50mm, in the present embodiment, this is highly selected as 50mm.Relative to circle plane 6 outside wheel seat, convex ribs are close to central protuberance
Position minimum point 4 height C range be 10mm-30mm, in the present embodiment, this is highly 20mm.
The highest point 3 of convex ribs and the difference in height range of central protuberance 1 are 20mm-40mm, if the two difference in height is too small, clothing
Object is unobvious in impeller center ascendant trend；If the two difference in height is excessive, will cause to be biased in when individually big part clothes washing
On one side, the degree of automation of washing machine is influenced.In the present embodiment, this difference in height is 20mm.
A kind of impeller of low winding of the present invention, is equipped with central protuberance and convex ribs, and convex ribs is convex on the wheel seat of impeller
Rib is low close to the position of central protuberance, and the position far from central protuberance is high, forms high outside and low outside arc curve, and to convex ribs
Restriction is optimized close to the position of the minimum point of the position of central protuberance in upper highest point, convex ribs, in impeller rotation, center
Raised role is that the channel of a rising is provided for the clothing in washing process, can be with after clothing reaches central protuberance
It climbs upwards along central protuberance；A main power source of the uniformly distributed convex ribs as impeller on wheel seat, in impeller rotation,
Clothing can be driven；The upper zone near highest point on convex ribs is the primary structure for driving clothing；Close to center on convex ribs
Lower region near the minimum point of the position of protrusion, provides flow channel for clothing, when loading more, highest point
Neighbouring upper zone can not drive clothing to provide flowing by the lower region near aforementioned minimum point for clothing completely
Channel, the purpose of the low winding of clothing when realizing laundry by the setting to impeller structure.
Embodiment two
A kind of washing machine of low winding, is equipped with the impeller mentioned in embodiment one, in laundry, with turning for impeller 7
Dynamic, clothing is moved from the periphery of impeller to the central protuberance at impeller center in washing machine inner tub 8, and along central protuberance to
On climb, then again to interior bucket 8 move, move downwardly to bottom of the barrel along interior bucket, then from impeller periphery to the middle cardiac prominence of impeller
It plays movement to climb upwards, repeats above-mentioned movement.Since the wheel seat of impeller is equipped with central protuberance and convex ribs, and convex ribs are in
The position that cardiac prominence rises is low, and the position far from central protuberance is high, forms high outside and low outside arc curve, and to highest on convex ribs
Restriction is optimized close to the position of the minimum point of the position of central protuberance in point, convex ribs, therefore can preferably realize laundry
When clothing low winding effect.
As shown in figure 3, in other embodiments, there is bigger frictional force when in order to overturn clothing between inner barrel wall,
Protruded object 9 is provided on the inner wall of interior bucket.
Embodiment three
A kind of low winding washing methods described in the present embodiment, using washing machine described in embodiment two, washing machine
When impeller rotates, the impeller single revolution time is 0.6-1 seconds, in the present embodiment, and the single revolution time is 0.8 second.
The dwell time between rotation is less than 0.6 second twice.In view of the washing machine difference kind of drive, based on directly driving
The washing machine of mode should reduce dwell time as far as possible；Using brshless DC motor (BLDC MOTOR), driven by deceleration device
The washing machine of flowing mode, preferably 0.3 second；Belt transmissioning mode preferably 0.4 second.In the present embodiment, it chooses and uses brushless direct-current
Motor (BLDC MOTOR) is washed by the washing machine of deceleration device driving method, twice the dwell time between rotation
It is 0.3 second.
A kind of present invention clothes washing method of low winding, turns impeller, rundown time advanced optimizes restriction, preferably subtracts
Few clothing winding.
Embodiment in above-described embodiment can be further combined or replace, and embodiment is only to of the invention
Preferred embodiment is described, and it is not intended to limit the concept and scope of the present invention, is not departing from design philosophy of the present invention
Under the premise of, the various changes and modifications that professional and technical personnel in the art make technical solution of the present invention belong to this hair
Bright protection scope.
Claims (10)
1. a kind of impeller of low winding, it is characterised in that: including wheel seat, the central protuberance being arranged on wheel seat and be evenly arranged on wheel seat
The upper convex ribs being connected with central protuberance, convex ribs include positioned at the fin at middle part and positioned at fin two sides connection fin top and wheel seat
The cambered surface of upper surface, cambered surface bottom is big, gradually convergence is reduced upwards, and the cambered surface of fin two sides and the intersecting lens of wheel seat upper surface are
Curve, including multiple continuous camber lines, be followed successively by from wheel seat center to wheel seat periphery the camber line, convex that concave camber line and
The camber line to concave；The end that fin is located at wheel seat periphery is gradually expanded from centre to two sides, the highest point of fin and middle cardiac prominence
The distance of the central axis risen and the ratio range of impeller radius are 0.7-0.8, the minimum point of fin and the center of central protuberance
The distance of axis and the ratio range of impeller radius are 0.3-0.4.
2. a kind of impeller of low winding according to claim 1, it is characterised in that: the fin of convex ribs is connect with central protuberance
Position it is low, the part extended to wheel seat periphery is high, and part connect with wheel seat periphery is low, in smooth curve shape at the top of fin
Shape.
3. a kind of impeller of low winding according to claim 1, it is characterised in that: central protuberance bottom radius and impeller half
The ratio range of diameter is 0.2-0.3.
4. a kind of impeller of low winding according to claim 1-3, it is characterised in that: the central axis of central protuberance
Line is preferably overlapped with the central axis of impeller wheel seat.
5. a kind of impeller of low winding according to claim 4, it is characterised in that: central protuberance is preferably that top is round and smooth
The top of the frustum of curved surface or slightly distortion is the frustum of smooth curved surface.
6. a kind of impeller of low winding according to claim 4, it is characterised in that: during the height of the highest point of convex ribs is lower than
The height that cardiac prominence rises, the minimum point of the fin of convex ribs are higher than wheel seat upper surface, the fin of convex ribs and the cambered surface circle of fin two sides
Arc transition.
7. a kind of impeller of low winding according to claim 6, it is characterised in that: the quantity of convex ribs is 3-6.
8. a kind of washing machine of low winding, it is characterised in that: including impeller described in any of the above-described claim.
9. a kind of washing machine of low winding according to claim 8, it is characterised in that: further include being set to interior bucket inner wall
Protruded object.
10. a kind of low winding washing methods, it is characterised in that: use washing machine according to any one of claims 8, the impeller of washing machine turns
When dynamic, the impeller single revolution time is 0.6-1 seconds, and the dwell time between rotation is less than 0.6 second twice.
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201410218388.2A CN105088614B (en) | 2014-05-22 | 2014-05-22 | The impeller and washing machine of a kind of low winding and low winding washing methods |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201410218388.2A CN105088614B (en) | 2014-05-22 | 2014-05-22 | The impeller and washing machine of a kind of low winding and low winding washing methods |
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| CN105088614A CN105088614A (en) | 2015-11-25 |
| CN105088614B true CN105088614B (en) | 2019-08-27 |
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Families Citing this family (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN108103723B (en) * | 2016-01-07 | 2020-07-14 | 无锡小天鹅电器有限公司 | Bionic impeller of washing machine and impeller washing machine with bionic impeller |
| JP2019092881A (en) * | 2017-11-22 | 2019-06-20 | 青島海爾洗衣机有限公司ＱｉｎｇＤａｏ Ｈａｉｅｒ Ｗａｓｈｉｎｇ Ｍａｃｈｉｎｅ Ｃｏ．，Ｌｔｄ． | Washing machine |
| CN110438732A (en) * | 2018-05-04 | 2019-11-12 | 青岛海尔洗衣机有限公司 | A kind of control method and washing machine of washing machine |
| CN109183354B (en) * | 2018-11-09 | 2020-03-27 | 珠海格力电器股份有限公司 | Clothes anti-winding control method and device |
| CN111304874B (en) * | 2020-02-21 | 2023-02-28 | 无锡飞翎电子有限公司 | Control method and device of clothes treatment device and clothes treatment device |
Family Cites Families (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| KR100308656B1 (en) * | 1998-07-27 | 2001-11-30 | 윤종용 | Pulsator in washing machine |
| CN102587072B (en) * | 2012-02-28 | 2014-05-07 | 无锡小天鹅股份有限公司 | Wave wheel of washing machine |
| CN202786796U (en) * | 2012-06-06 | 2013-03-13 | 海尔集团公司 | Three-power washing machine |
| WO2015020402A1 (en) * | 2013-08-06 | 2015-02-12 | Lg Electronics Inc. | Washing machine |
| CN104911861B (en) * | 2014-03-11 | 2019-02-15 | 青岛海尔洗衣机有限公司 | It is a kind of to rotate freely impeller with accommodating chamber |
| CN203947325U (en) * | 2014-05-22 | 2014-11-19 | 宁波华彩电器有限公司 | Structure improved agitation wheel for washing machine |
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