CN103814166A - Laundry drum having drum profile for optimized spin-drying action - Google Patents
Laundry drum having drum profile for optimized spin-drying action Download PDFInfo
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- CN103814166A CN103814166A CN201280045895.XA CN201280045895A CN103814166A CN 103814166 A CN103814166 A CN 103814166A CN 201280045895 A CN201280045895 A CN 201280045895A CN 103814166 A CN103814166 A CN 103814166A
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- laundry
- drum housing
- cylinder axis
- drum
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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
- D06F37/02—Rotary receptacles, e.g. drums
- D06F37/04—Rotary receptacles, e.g. drums adapted for rotation or oscillation about a horizontal or inclined axis
- D06F37/06—Ribs, lifters, or rubbing means forming part of the receptacle
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- Textile Engineering (AREA)
- Main Body Construction Of Washing Machines And Laundry Dryers (AREA)
- Treatment Of Fiber Materials (AREA)
- Accessory Of Washing/Drying Machine, Commercial Washing/Drying Machine, Other Washing/Drying Machine (AREA)
Abstract
The invention relates to a laundry drum T for a laundry treatment machine having a drum shell 3 which has structures 1 distributed in the circumferential direction and raised in the radial direction in relation to an axis of rotation A of the laundry drum with a structure height H, the shell having a spacing R from the drum axis, and a ring of laundry 4, which can be formed in particular in the laundry treatment machine during spin-drying operation, having a thickness D, characterized in that the structures 1, 1a. 1b at least have cross-sectional profiles which, in relation to the drum shell 3, with a spacing R from the drum axis, have at least a slight inclination with an angle of inclination I , wherein the structure height H is at least one-seventh of the thickness D of the ring of laundry 4 which forms. Furthermore, the invention also includes a laundry drum in which first structures 1, 1a, 1b are formed in the circumferential direction of the drum shell over a circumferential length of 2[pi]R, and second structures 10, 10a, 10b are formed in the axial direction of the drum shell over a length d. The laundry drum according to the invention belongs to a domestic appliance for treating laundry, which is a washing machine or a washer/dryer.
Description
Technical field
The present invention relates to a kind of laundry wheel with drum housing for laundry machine, described drum housing have in a circumferential direction distribute and with respect to the rotation of laundry wheel in the structure with a structure height projection in the radial direction, wherein, described housing has spacing from cylinder axis, and clothing ring (described clothing ring can especially form in laundry machine in the centrifugal rotation dewatering operation course of cylinder) has thickness.
The invention still further relates to a kind of home appliances having according to laundry wheel of the present invention, wherein, described home appliances is washing machine or laundry/dry unit mahine especially.
Background technology
In DE10162918A1, disclose a kind of cylinder for laundry machine, in described cylinder, especially for drum housing, had structure, such as the formula structure that arches upward.Therefore, can improve the drainability of cylinder, wherein, also be related to the protection to clothing.By the selected formula structure that arches upward, also can improve the rigidity of cylinder.In addition, this cylinder provides attractive outward appearance, and described cylinder is satisfactory attractive in appearance.
In DE102008006511A1, also disclose a kind of laundry wheel for laundry machine, described laundry wheel also has the structure distributing on the circumferencial direction of drum housing.The structure being present in cylinder extends in a linear fashion, and described structure has bossing, and described bossing can be parallel to circumferencial direction and extend, and also can have each other different spacing.A kind of useful mechanical clothing processing with effective drainage is associated with selected structure in cylinder.Because this structure has also improved the rigidity of cylinder, therefore can keep low material consumption.In operating process, the cylinder of structure is being noticeable aspect the vibration running with especially low thus.
In fact the structure using in above-mentioned prior art must be represented as simple structure.These structures only have the part of projection a little, and the described part of projection a little for example has the height of 2.5mm.Described structure is conventionally also adjusted to be made in centrifugal rotation dehydration to be suitable for the position of the osculum in drum housing, and the part of clothing is not stuck in osculum, thereby does not damage clothes items.Compared with the thickness of the clothing ring on drum housing, the height that is formed on this structure on drum housing is much lower.Owing to being expressed as, the structure of simple structure of laundry wheel is current to be used in practice, therefore the clothing ring that, (for example, in the time that washing process finishes) produces under the centrifugal rotation dewatering speed higher than application rotary speed in the centrifugal rotation dehydration of clothing forms in the mode of annulus substantially---in the time observing the shape of cross section of clothing ring.
What be also pointed out that is, making laundry wheel or centrifugal rotation dehydration cylinder be configured with for stirring rib (Mitnahmerippen) and/or the agitating element (Mitnehmern) of clothes items is also itself known (for example, at utility model DE1963811), make in centrifugal rotation dehydration, due to the CENTRIFUGAL ACCELERATING producing in centrifugal rotation dehydration, therefore described stirring rib changes in shape at it.After centrifugal rotation dehydration finishes, stirring rib is again adjusted to their original shape under the effect of spring force, and the clothing ring being formed on drum housing before making can easily discharge.
Be also pointed out that according to DE102006041431A1, disclose a kind of machine for clothing processing, the centrifugal rotation dehydration of carrying out with about 1200R/min is also provided in described machine.The drum housing of described machine is configured as has arched part, and described arched part comprises with respect to the concavity of cylinder axis and convex curvature part and extends in wavy mode.Therefore, expect traditional agitating element of laundry wheel can be removed.
Summary of the invention
The object of the invention is aspect the dehydration in centrifugal rotation dehydration, to obtain better result in the time clothes items and/or clothing in batch being carried out to centrifugal rotation dehydration.In this case, object of the present invention is not to provide higher centrifugal rotation dewatering speed, but considers with multi-form possibility of constructing laundry drum.
This object realizes by a kind of laundry wheel as described in independent claims.Preferred embodiment is illustrated in dependent claims and following description.
Therefore, the present invention relates to a kind of laundry wheel with drum housing for laundry machine, described drum housing have in a circumferential direction distribute and with respect to the rotation of laundry wheel in the structure with a structure height projection in the radial direction, wherein, described housing has spacing R from cylinder axis, and clothing ring (described clothing ring can especially form in laundry machine in the centrifugal rotation dewatering operation course of cylinder) has thickness D.Herein, make described structure at least there is such cross-sectional profiles: described cross-sectional profiles tilts with angle of inclination I at least a little with respect to the drum housing from cylinder axis with spacing R, wherein, structure height be formed clothing ring thickness 1/7.
As long as clothing ring is mentioned in description of the present invention, it just refers to the clothing ring with thickness D herein, and according to the operating instruction of laundry machine, described thickness D is in full load and/or in fact formed by the clothing of conventional amounts full load in the situation that.The thickness of clothing ring can be according to DIN EN60456 determines under nominal load and under 50% the final rotary speed of maximum in series of experiments, and condition is that described rotary speed is that clothing at least twice, the cylinder of application rotary speed value of cylinder is fully against drum housing.
Therefore, in solution according to the present invention, first difference is, under the centrifugal rotation dewatering speed higher than application rotary speed, clothing ring forms in the mode of annulus substantially, because by means of cylinder profile (described cylinder profile is configured to: with 1/7 corresponding size of the clothing ring that forms with tradition substantially towards inner side), produce the path of departing from the circular contour of the clothing ring partly changing, described clothing ring is not with compared with there is no structure or only having the traditional roughly circular clothing ring in the laundry wheel of simple structure, in the time that finishing, centrifugal rotation dehydration comprises residual moisture still less, especially be residual moisture few 10% about 20 ° at the angle of inclination of structure.
The further systematization of structure preferably using in the present invention.
In the obviously simple situation of one, can make the cross-sectional profiles of structure identical or at least practically identical along cylinder axis A.In term of the present invention, this is a kind of one-dimentional structure.Described one-dimentional structure can be determined by vector in the mathematics direction with vector.The impression producing in the time observing the inside of this cylinder is as the prism distributing on circumference.
Form on the circumferential length 2 π R of drum housing if having the drum housing of one-dimentional structure, structure height and constructional depth on each 2 π R/t1 just have distribution t1.
Seeming in more complicated a little another kind of situation, for vertical with cylinder axis A, spaced very closely spaced each section, the described cross-sectional profiles of described structure around cylinder axis with at least very little amount of spin rotation.In term of the present invention, this is a kind of situation of two-dimensional structure.The impression producing in the time observing the inside of this cylinder is: impression and/or shaped portion that helical gear produces are distributed on circumference.
In the time using two-dimensional structure, can consider, compared with situation in one-dimentional structure, when the relevant structure height of the section with the one or more special selections perpendicular to cylinder axis of cylinder profile is much smaller or at least slightly hour, also can reach useful result aspect dehydration.This may be interpreted as: compared with situation in one-dimentional structure, and the more protruding alar part of existence of each surface cell of drum housing.
Hereinafter, first set forth the preferred embodiment relevant with one-dimentional structure substantially of the present invention.
The structure using in cylinder according to the present invention is composite construction compared with the structure of traditional type.Particularly, they become six part (see figure 1)s.Described structure also can differently be designed to into multiple parts.Therefore, in a word, this structure is compound, becomes 3-30 part (t1).Therefore formed the drum housing of composite construction.
In specific situation, suppose that composite junction forms four parts (Fig. 4), seven parts (Fig. 3) or 12 parts (Fig. 2).
The bossing of structure substantially to interior orientation, and has structure height H towards the direction of cylinder axis A, and described structure height H is from least 5% and at the most 40% of the spacing R of cylinder axis A.
In the time that at least 25% drum housing is provided with structure, this structure always has validity realizing aspect less residual moisture.
In this case, the angle of inclination I of structure is 5 °-38 °, preferably 10 °-20 °.
For clear and definite drum housing has been covered the meaning of at least 25% statement by structure, make further statement for structure.The element that highly exceedes at least 5% or 10mm of radius roller is according to a part for structure of the present invention and/or structural detail.5 ° of minimum of a values are chosen for the basis of angle of inclination I.Even if it is enough that structure and/or structural detail cover 25% of drum housing, but as mentioned above, be also preferred if in fact 100% drum housing is capped.
According to another restriction viewpoint, with respect to the highest bossing being formed by structure, expect by structure from cylinder axis have surface that the recess of spacing R forms be drum housing total surface region at least 5%.
In very common situation, described structure forms symmetrically with respect to imaginary line S, and described imaginary line S extends to cylinder axis A from the highest bossing of structure.
But, also can there is unsymmetric structure, wherein, can implement the control of clothing processing procedure, make also to bear the agitating function of traditional clothing agitating element.In the structure different from described unsymmetric structure, supposition specifically can be used three agitating elements conventionally.Different with it, DE102006041431A1 has instructed, and the in the situation that of in existence and according to the similar structure of structure of the present invention, needn't use agitating element.
Except the situation of unsymmetric structure, in fact: if choose so-called logarithm helical curve as the basis that forms described structure, the angle of inclination I of the structure recording with respect to radius vectors just can have identical value in almost any position of drum housing.But, the in the situation that of unsymmetric structure, at least one corresponding section of structure can be similar to logarithm helical curve, that is: in this section of structure, the angle of inclination I recording with respect to radius vectors almost has identical value in almost each position of drum housing.
Be proved to be useful, described structure preferably has osculum in its its lowest position.
The structure according to the present invention that also can make it front explanation is furnished with traditional simple structure, and in this case, additional osculum can be included and be adjusted to be suitable for described simple structure.
In specific an improvement of the present invention, show, the first structure of instruction can be furnished with axial direction along drum housing the second structure in length d along the circumferencial direction of drum housing on circumferential length 2 π R before, thereby presents the drum housing of two-dimensional structure.
Show, in the situation that significantly not reducing cylinder volume, the surface of the difference orientation existing on drum housing is more, and dehydration is just more efficient.
Compared with the one-dimentional structure of Basic Design, identical situation is also applicable to two-dimensional structure, and described two-dimensional structure also expects it is compound.According to preferred term, t1-distributes and can be defined as for the first structure, and t2-distribution can be defined as for the second structure.Conventionally, suppose that each isolated structure is similar.For distribution t1 especially when t1 equal 3 to 30 and distribution t2 equal 3 to 30(and be preferably 2 to 20) time produce preferred result.
Except the structure of regular configuration, under individual cases, also can recommend the structure of irregular configuration.Can be by technological means, such as changing regular texture by random generator (Zufallsgenerator).Preferably, the first structure and the second structure that itself originally have rule structure herein finally can be constructed by random generator.In the automatic drafting of the design of this pattern and/or drawing, above-mentioned random generator can be arranged in the correct position place of plotting unit.
In the topology layout of irregular configuration, according to a replacement scheme, can make the first and second structures be configured to periodic or unbodied pattern at vpg connection.
For regular texture, below be proved to be preferred: the bossing of structure towards the direction of cylinder axis substantially to interior orientation, and expection has structure height H, described structure height H is from least 5% and at the most 40% of the spacing R of cylinder axis A, wherein, at least 25% drum housing must be configured with structure.
For the efficiency of structure, the angle of inclination I of structure should be at least 5 °.Can advantageously use the angle of inclination of 38 °.The angle of inclination of 10 °-20 ° is proved to be preferred.
Although the present invention by reference dependent claims of independent claims improves, but it seems and be suitable and can be implemented as long as other of the feature of claim are combined in those skilled in the art, the claim proposing just should not be considered to restrictive for the instruction of explaining as a whole.
Accompanying drawing explanation
In accompanying drawing hereinafter described, by carry out schematically to describe in more detail the present invention with reference to exemplary embodiment.Identical Reference numeral represents respectively identical or similar parts.Accompanying drawing is described first briefly, wherein:
Fig. 1 shows a kind of drum housing of the structure with six symmetric designs with schematic cross sectional views;
Fig. 2 shows a kind of drum housing of the structure with 12 symmetric designs with schematic cross sectional views;
Fig. 3 shows a kind of drum housing having without seven structures of symmetric construction with schematic cross sectional views;
Fig. 4 shows a kind of drum housing with four discernible structures with schematic cross sectional views, wherein, has the structure of the close square location of drum housing;
Fig. 5 shows a kind of according to drum housing of the present invention with schematic cross sectional views, and has represented the reformed clothing ring in use forming;
Fig. 6 shows a kind of drum housing with structure with schematic cross sectional views, and described structure forms by merging isolated structural detail;
Fig. 7 shows a kind of chart, in this chart, shows the variation of residual moisture with the angle of inclination of the effective member of the structure of drum housing; And
Fig. 8 shows a kind of improved drum housing having according to structure of the present invention, and wherein, Fig. 8 illustrated according to the cutaway view of hatching a-a in a), and Fig. 8 has illustrated according to another cutaway view of the hatching c-c of example arrangement in b).
The specific embodiment
The structure 1 of the drum housing 2 of the corresponding construction shown in Fig. 1 can merge on the one hand in the actual manufacture process based on metal processing of cylinder T.Then, this structure is manufactured by punching press or bending.On the other hand, can keep the round as a ball shape of cross section of cylinder in original state (in other cases common cylindrical shell 3), and merge the isolated structural detail (see figure 6) being correspondingly shaped, the same in the situation of the clothing agitating element of cylinder inside as known per se.The structure with section 1 shown in Fig. 1-4 also can be manufactured well by the element of such shaping again.
In Fig. 1, show the drum housing 2 of the structure with six symmetric constructions 1 of the cylinder T of laundry machine with schematic cross sectional views, wherein, a structure illustrates with hacures.Each structure 1 comprises respectively two (being actually imaginary) section 1a, 1b, and described section 1a, 1b are preferably symmetrical to the radially imaginary connecting line S of the axle center A of laundry wheel with respect to the end from the highest bossing.In other words, section (1a, 1b) limits by following intersection point: what extend through the radius vectors of cylinder axis (A) and structure (1) has the intersection point of the cross section of minimum and maximum spacing from cylinder axis (A).Local curve 2a, the 2b of structurized drum housing 2 are assigned to each section.Therefore, there are 12 sections.Subsequently, be provided with dimension information, described dimension information relates to the cylinder from axle center with the spacing R of 20cm.If this size changes to some extent for different cylinders, this information just must correspondingly change.For the height H of structure, the common value of selecting 3.6-4.6cm, being preferably 4.0cm, and for angle of inclination I described in the I(of angle of inclination by thering is form crossing with structure path of current circular arc line 3 of radius R) for, preferably select 15 °-25 °, the value of 20 ° especially.With respect to having only outstanding a little the conventional rollers of simple structure of relative circular arc line 3, the substrate of specific composite construction described herein couples together via the above-mentioned circular arc line with radius R.Described composite construction need to make about 80%-85% of the cross-sectional surface (Querschnittsfl che) forming according to Fig. 1 can be used in washing and centrifugal rotation dehydration.With respect to the cylinder of same axial length, this is also the value relevant with capacity utilization, and described capacity utilization also exists with about 83% for having the cylinder of simple structure.In addition suppose that, (at least in the simplest situation) cross-sectional profiles is identical on the whole axial length of cylinder.Therefore, show the prism-shaped structure of cylinder.But, described structure with helical gear oblique skew similarly tiltedly skew be also feasible.Also can make the housing of cylinder T (in metal first being processed) under original state there is spacing R from axle center A.For the normally 18-26cm of reference value of R.In large-scale cylinder, be 25cm.
In Fig. 2, show the drum housing of the structure 1' with 12 symmetric constructions with schematic cross sectional views.As shown in Figure 1, each structure and/or construction unit comprise two section 1a', 1b', and described section 1a', 1b' are with respect to being symmetrical from the end of high bossing to the radially imaginary connecting line S of the axle center A of laundry wheel.Therefore, there are 12 section 1a'-1b'.For the height H of structure ' for, preferably select the value of 1.8-2.4cm, especially 2.1cm, and for angle of inclination I' described in the I'(of angle of inclination by current circular arc line or any circular arc line and be concentric with crossing formation the in structure path that extend in axle center) for, preferably selected 15 °-25 °, the value of 20 ° especially.For having the conventional rollers of simple structure, referring to connecting according to the circular arc line 3 of the end of composite construction of the present invention under present case, about 89%-93% of the cross-sectional surface forming according to Fig. 2 can be used for washing and centrifugal rotation dehydration.This is more useful compared with the situation shown in Fig. 1.Compared with situation in Fig. 1, for having the conventional rollers of simple structure, about 91% capacity utilization is also more useful.
In Fig. 3, show seven construction units 1 with non-symmetrical configuration with schematic cross sectional views " drum housing.Be formed for respect to the circular arc line structure path of protruding liter gradually that extend in axle center that is concentric with being limited by radius R for angle of inclination I " (described angle of inclination I ") for, 15 °-25 °, the value of 20 ° especially preferably selected.For the height H of structure " for, the value of preferably selecting is 6.0-7.0cm, especially 6.5cm.About 71%-75% of the cross-sectional surface forming according to Fig. 3 is utilized, and wherein, reference value 100% is formed by the cylinder with simple structure, referring to connecting according to the circular arc line 3 of the substrate of composite construction of the present invention under present case.The advantage that the saw laminated structure that is not very useful, current has although the cross-sectional surface that can use and/or corresponding volume seem is: the agitating element that need to can not promote clothing in conventional washing process.For example, by means of the suitable strategy in washing process (selecting preferred direction in the time commutating), can realize useful especially wash result.
In Fig. 4, show the drum housing with four discernible construction unit 1''' with schematic cross sectional views, wherein, have the structure 1''' of close square (seeing the dotted line of not being with Reference numeral) location of drum housing.Situation is the same as in Figure 1 and Figure 2, and structure 1''' comprises that two is at least imaginary section 1a''', 1b''', thereby the quantity of section 1a''', 1b''' is eight.For the height H of structure ' ' ', preferably select the value of 4.5-5.5cm, especially 5.0cm.Described in the I'''(of angle of inclination, angle of inclination I''' produces with respect to being concentric with the circular arc line with radius R extending in axle center) be 12 °-24 °, especially 17 °.About 77%-81%, especially about 79% of the cross-sectional surface forming according to Fig. 4 can be utilized, wherein, reference value 100% is formed by the cylinder with simple structure, referring to the circular arc line 3 with radius R, described circular arc line 3 connects the bottommost region according to composite construction of the present invention under present case.Therefore,, with respect to the cylinder with simple structure, produced about 79% utilization rate according to the cylinder of Fig. 4.
Structure path can easily form by curve or straight line.If use so-called logarithm helical curve, the angle of inclination recording with respect to radius vectors in each position of drum housing just has identical value.
Osculum can easily be attached in the lowest position place of structure.Make to be also advantageously furnished with traditional simple structure (not shown) by structure provided by the invention, and other osculum is set simultaneously.
In Fig. 5, show according to structurized drum housing 2 of the present invention with schematic cross sectional views, express the clothing ring 4 of the change forming in the present invention.It should be noted that structure height H expection be the clothing ring that conventionally forms thickness D 1/7, but conventionally up to half approximately at least, the not significance of deviation in Fig. 5 institute diagram.Current situation relates to the clothing ring 4 through the change of formation after centrifugal rotation dehydration under the centrifugal rotation dewatering speed higher than application rotary speed, wherein, relate to the clothing ring with thickness D, described clothing ring according to the operating instruction of laundry machine in full load and/or in fact form by legacy products to be washed under full load.
Ad hoc structure as above also can be manufactured by the isolated structural detail correspondingly forming is installed, and this is depicted as with respect to external roller housing 3 and has constant circular cross section with exemplary sectional view in Fig. 6.In this case, for example, the structure shown in Fig. 1 can be used as substrate.Described in isolated structure 1(, isolated structure 1 preferably has section 1a, 1b, described section 1a, 1b can be manufactured by the material different from the material of drum housing 3) be incorporated on the inner side of initial existing drum housing 3, and be connected to separably drum housing 3(such as by being clamped and connected) or connect indissociably (for example, by welding or bonding) to drum housing 3.Therefore, kept the circular cross section of initial drum housing 3.Cylinder 3 from the spacing in axle center also corresponding to above-mentioned radius R, i.e. the half of the diameter of cylinder T.The material of drum housing 3 can be stainless steel, and the material of isolated structure 1 and/or section (such as 1a, 1b) can be for example thermoplastic.Effective roller frame 2 with the structure path 2a, the 2b that for example limit by section 1a, 1b passes through with respect to external roller housing 3 inside outstanding isolated structure 1 and/or section 1a, 1b realization towards axle center.In this case, as described with reference to FIG. 1, show the formation of the angle of inclination I in structure path by example.The height H of structure 1 is by calculating with reference to the spacing of inwardly giving prominence to maximum end towards axle center from drum housing 3 to structure 1.
By means of the chart in Fig. 7, the measured value of residual moisture is represented as the percentage along ordinate with the variation at the angle of inclination of (on cylinder periphery effectively) structure 1 of drum housing 2, described structure 1 be especially constructed to have along abscissa with angle (°) the specific angle of inclination I that represents., consider the traditional definition of residual moisture herein, described residual moisture is calculated as the water yield in the clothing being combined in after the centrifugal rotation dehydration business with respect to the dry weight of clothing.The mean value of residual moisture is identified by the block icon joining with connecting line.In addition, also show the logical function of matching, see arched path.Rise especially fast (it is in contrast to the trend of the residual moisture along ordinate shown in chart) in dehydrating effect occurs under the angle of inclination of 10 °-20 °.Under the angle of 20 °, there is effective centrifugal rotation dehydration, and be down to too quickly lower value without the percentage that makes available cylinder volume with respect to traditional circular drum cross section of 100%.
Therefore, show, along with the rising of the angle of inclination I of roller frame, can realize 10% raising eliminating aspect residual moisture.Therefore, easily realize according to desired effects of the present invention.In this case, some loss of cylinder volume is acceptable.
Hereinafter, be described in greater detail in the two-dimensional structure described in the foreword of description for the embodiment of a selection.By with reference to the effect that has been described, compared with situation in similar one-dimentional structure, make dehydration there is identical efficiency, the loss of cylinder volume is smaller.
Fig. 8 a) in, show according to the cutaway view of the hatching a-a of improved, structurized drum housing 2.Even if serve as the independent one-dimentional structure (also seeing Fig. 1) of substrate before only existing, also will produce this view.But, when, finding out b) relatively time with Fig. 8, according on the axial direction of vector V 2, for will produce Fig. 8 view a) for each subregion of distribution t2.The hatching a-a that serves as substrate also can be arranged in the different lines of Fig. 8 view b).
Therefore,, as in fact illustrated before, Fig. 8 a) also shows: structure 1 has section 1a, 1b.This structure can be constructed symmetrically with respect to line of symmetry S.This structure has height H.In addition there is, the angle of inclination I of the drum housing 2 being formed by this structure.Structure 1 is extended on the length 2 π R of the expansion of drum housing, and wherein, R is the radius of the drum housing 3 under structuring state not.According to the distribution t1=6 of exemplary embodiment that serves as substrate, six structures are illustrated on circumferential length 2 π R.
Fig. 8 b) shows how to form exemplary two-dimensional structure with plan view.For the distribution t1=6 in the direction in vector V 1, also add the distribution t2=4 of in the direction of vector V 2 (on the axial direction of cylinder and perpendicular to vector V 1).4 structures 10 be evenly distributed in cylinder on the yardstick d of axial direction.
Fig. 8 c) in, show in structure 10 by example, this structure 10 in the direction of vector V 2 to illustrate corresponding to the cutaway view of hatching c-c.Selected structure 10 has section 10a, 10b.Can there is the symmetric construction with respect to line of symmetry S' symmetry.Structure 10 is adjusted in height H to some extent with respect to structure 1.Therefore, a top high position for structure 1,10 (not being with Reference numeral) is not interrupted.
In the modification for selected example, also can make structure not there is a top high position, but almost pyramid is constructed.Except the pyramid shape of four sides, also can select six pyramid shapes.
Structure itself can be constructed in very different modes.In periodic structure, can be suitable for for the known basic principle of flat crystal class itself.With it differently, also can form acyclic pattern and/or unbodied pattern.In this case, random distribution or specifically at least partly and the distribution that departs from of symmetrical structure expect.Be illustrated as an example of distribution with the distribution of tennis mode (not shown).
Described pattern also can be revised according to random criterion.In this case, for the design of this pattern, random generator also can be used for drawing and/or drawing.
But, importantly, the form obtaining by means of the principle by illustrating by example and technological means, as the basis of two-dimensional structure with two vectors, when for cylinder T according to the present invention, need good drainage, wherein, the rudimentary knowledge obtaining in meaning of the present invention makes those skilled in the art to realize suitable solution with little experiment with instrument.
Reference numerals list
1 structure
The section of 1a, 1b 1
2 structurized drum housings
3 drum housings (non-structured)
4 clothing rings
I angle of inclination-drum housing
The height of H cylinder profile
A axis and/or axle center
The thickness of D clothing ring 4
S line of symmetry
R is from the spacing of drum housing and/or the degree of depth of structure
The cylinder of T laundry machine
Cylinder on t1 circumferencial direction distributes
Cylinder on t2 axial direction distributes
D drum housing size in the axial direction
Structure (two-dimensional structure in embodiment) in the axial direction in 10 drum housings
The section of 10a, 10b 10
Vector on V1 circumferencial direction
Vector in the axial direction on V2 drum housing
A-a is for the hatching of Fig. 8 view a)
C-c is for the hatching of Fig. 8 view c)
Claims (17)
1. the laundry wheel for laundry machine (T), described laundry wheel (T) has drum housing (3), described drum housing (3) have in a circumferential direction distribute and with respect to the rotation (A) of laundry wheel in the structure (1) with a structure height (H) projection in the radial direction, wherein, described housing has spacing (R) from cylinder axis, and the clothing ring (4) that can especially form in the centrifugal rotation dewatering operation course of cylinder in laundry machine has thickness (D), it is characterized in that, described structure (1, 1a, 1b) at least there is cross-sectional profiles, described cross-sectional profiles tilts at least a little with angle of inclination (I) with respect to have the drum housing (3) of spacing (R) from cylinder axis for, wherein, structure height (H) be formed clothing ring (4) thickness (D) 1/7.
2. laundry wheel as claimed in claim 1, is characterized in that, the described cross-sectional profiles of described structure (1,1a, 1b) is practically identical along cylinder axis (A).
3. laundry wheel as claimed in claim 1, it is characterized in that, for each section of the spaced fine pitch vertical with cylinder axis (A), the described cross-sectional profiles of described structure (1,1a, 1b) around cylinder axis with at least very little amount of spin rotation.
4. as the laundry wheel as described in arbitrary in claim 1-3, it is characterized in that, described structure (1,1a, 1b) is compound, especially becomes 3-30 part, has therefore formed the drum housing (3) of composite construction.
5. as the laundry wheel as described in arbitrary in claim 1-3, it is characterized in that, described structure (1,1a, 1b) is compound, and becomes four parts, seven parts or 12 parts.
6. as the laundry wheel as described in arbitrary in claim 1-5, it is characterized in that, described structure (1,1a, 1b) forms symmetrically with respect to the imaginary line (S) that extends to cylinder axis (A) from the highest bossing of described structure (1,1a, 1b).
7. as the laundry wheel as described in arbitrary in claim 1-5, it is characterized in that, described structure (1,1a, 1b) asymmetricly forms with respect to the imaginary line (S) that extends to cylinder axis (A) from the highest bossing of described structure (1,1a, 1b).
8. as the laundry wheel as described in arbitrary in claim 1-7, it is characterized in that, the angle of inclination recording with respect to radius vectors (I) of at least one section of described structure is identical in almost each position of drum housing, especially described structure (1, 1a, the cross-sectional profiles for the each section vertical with cylinder axis (A) of at least one section 1b) is similar to logarithm helical curve, wherein, section (1a, 1b) limit by following intersection point: what extend through the radius vectors of cylinder axis (A) and structure (1) has the intersection point of the cross section of minimum and maximum spacing from cylinder axis (A).
9. as the laundry wheel as described in arbitrary in claim above, it is characterized in that, described structure (1,1a, 1b) preferably has osculum in its its lowest position.
10. as the laundry wheel as described in arbitrary in claim above, it is characterized in that as the structure as described in arbitrary in claim above (1,1a, 1b) is furnished with traditional simple structure, and thering is in this case the osculum that is suitable for described simple structure.
11. laundry wheels as claimed in claim 1, it is characterized in that, the first structure (1,1a, 1b) forms on circumferential length 2 π R along the circumferencial direction (V1) of drum housing, and the second structure (10,10a, 10b) forms in length d along the axial direction (V2) of drum housing.
12. laundry wheels as claimed in claim 11, it is characterized in that, described structure is compound, wherein, described the first structure (1,1a, 1b) has t1-and distributes, and described the second structure (10,10a, 10b) has t2-and distributes, and each independent structure is similar, in particular, t1 equals 3-30 part, and t2 equals 3-30 and partly, especially equals 2-20 part.
13. laundry wheels as claimed in claim 11, is characterized in that, described the first structure and described the second structure are configured to periodic or unbodied pattern at vpg connection.
14. as the laundry wheel as described in arbitrary in claim 1-6 and 11-12, it is characterized in that, the bossing of structure is substantially towards the direction of cylinder axis (A) to interior orientation, and there is structure height (H), described structure height (H) is from least 5% and at the most 40% of the spacing (R) of cylinder axis (A), wherein, at least 25% drum housing must be configured to have structure.
15. as the laundry wheel as described in arbitrary in claim 1-6 and 11-12, it is characterized in that, the described angle of inclination (I) of described structure is 5 °-38 °, is preferably 10 °-20 °.
16. 1 kinds of home appliances that comprise laundry wheel for clothing processing, is characterized in that, described laundry wheel (2,2a, 2b) is as being constructed as described in arbitrary in claim 1-15.
17. home appliances as claimed in claim 16, is characterized in that, described home appliances is washing machine or laundry/dry unit mahine.
Applications Claiming Priority (4)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| DE102011083015.4A DE102011083015B4 (en) | 2011-09-20 | 2011-09-20 | Laundry drum with drum profile for optimized spin effect |
| DE102011083015.4 | 2011-09-20 | ||
| DE12011083015.4 | 2011-09-20 | ||
| PCT/EP2012/067214 WO2013041370A1 (en) | 2011-09-20 | 2012-09-04 | Laundry drum having a drum profile for optimized spin-drying action |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN103814166A true CN103814166A (en) | 2014-05-21 |
| CN103814166B CN103814166B (en) | 2016-12-28 |
Family
ID=46763117
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201280045895.XA Active CN103814166B (en) | 2011-09-20 | 2012-09-04 | There is the laundry wheel of cylinder profile for optimal centrifugal rotation dehydration |
Country Status (6)
| Country | Link |
|---|---|
| EP (1) | EP2758582B1 (en) |
| CN (1) | CN103814166B (en) |
| DE (1) | DE102011083015B4 (en) |
| PL (1) | PL2758582T3 (en) |
| RU (1) | RU2600054C2 (en) |
| WO (1) | WO2013041370A1 (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN111748961A (en) * | 2019-03-26 | 2020-10-09 | 伊莱克斯家用电器股份公司 | Washing drum for washing machine and washing machine equipped with the same |
Families Citing this family (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| DE102018112931A1 (en) * | 2018-05-30 | 2019-12-05 | Miele & Cie. Kg | Laundry drum and washing machine |
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| DE102008004661A1 (en) * | 2008-01-16 | 2009-07-23 | BSH Bosch und Siemens Hausgeräte GmbH | Drum for a laundry treatment machine |
| DE102008006511A1 (en) | 2008-01-29 | 2009-07-30 | BSH Bosch und Siemens Hausgeräte GmbH | Laundry drum for a laundry treatment machine |
| DE102008029911A1 (en) * | 2008-06-24 | 2009-12-31 | BSH Bosch und Siemens Hausgeräte GmbH | Drum for washing machines and dryers comprises a flat catch side having a surface which is partly provided with a material which is gentle to laundry |
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- 2011-09-20 DE DE102011083015.4A patent/DE102011083015B4/en active Active
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2012
- 2012-09-04 WO PCT/EP2012/067214 patent/WO2013041370A1/en active Application Filing
- 2012-09-04 RU RU2014114127/12A patent/RU2600054C2/en active
- 2012-09-04 PL PL12753511T patent/PL2758582T3/en unknown
- 2012-09-04 CN CN201280045895.XA patent/CN103814166B/en active Active
- 2012-09-04 EP EP12753511.0A patent/EP2758582B1/en active Active
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| JP2007117278A (en) * | 2005-10-26 | 2007-05-17 | Sanyo Electric Co Ltd | Washing/dewatering/drying device |
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| CN111748961A (en) * | 2019-03-26 | 2020-10-09 | 伊莱克斯家用电器股份公司 | Washing drum for washing machine and washing machine equipped with the same |
| CN111748961B (en) * | 2019-03-26 | 2024-01-19 | 伊莱克斯家用电器股份公司 | Washing drum for washing machine and washing machine equipped with the same |
Also Published As
| Publication number | Publication date |
|---|---|
| RU2014114127A (en) | 2015-10-27 |
| DE102011083015B4 (en) | 2019-08-14 |
| WO2013041370A1 (en) | 2013-03-28 |
| CN103814166B (en) | 2016-12-28 |
| RU2600054C2 (en) | 2016-10-20 |
| DE102011083015A1 (en) | 2013-03-21 |
| EP2758582B1 (en) | 2015-08-19 |
| EP2758582A1 (en) | 2014-07-30 |
| PL2758582T3 (en) | 2016-01-29 |
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| C06 | Publication | ||
| PB01 | Publication | ||
| C10 | Entry into substantive examination | ||
| SE01 | Entry into force of request for substantive examination | ||
| C53 | Correction of patent of invention or patent application | ||
| CB02 | Change of applicant information |
Address after: Munich, Germany Applicant after: BSH Household Electrical Appliance Co., Ltd Address before: Munich, Germany Applicant before: BSH Bosch and Siemens Household Appliances Co., Ltd. |
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| COR | Change of bibliographic data |
Free format text: CORRECT: ADDRESS; FROM: Free format text: CORRECT: APPLICANT; FROM: BOSCH UND SIEMENS HAUSGERATE GMBH TO: BSH HOME APPLIANCES CO., LTD. |
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| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant |