CN102471971B - Device for generating foam in a laundry treatment machine, method for using same and laundry treatment machine - Google Patents
Device for generating foam in a laundry treatment machine, method for using same and laundry treatment machine Download PDFInfo
- Publication number
- CN102471971B CN102471971B CN201080034579.3A CN201080034579A CN102471971B CN 102471971 B CN102471971 B CN 102471971B CN 201080034579 A CN201080034579 A CN 201080034579A CN 102471971 B CN102471971 B CN 102471971B
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- China
- Prior art keywords
- connection element
- tubulose connection
- foam
- laundry treating
- treating machine
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- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
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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
- D06F35/00—Washing machines, apparatus, or methods not otherwise provided for
-
- 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
- D06F17/00—Washing machines having receptacles, stationary for washing purposes, wherein the washing action is effected solely by circulation or agitation of the washing liquid
- D06F17/12—Washing machines having receptacles, stationary for washing purposes, wherein the washing action is effected solely by circulation or agitation of the washing liquid solely by gases, e.g. air or steam, introduced into the washing liquid
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- Engineering & Computer Science (AREA)
- Textile Engineering (AREA)
- Detail Structures Of Washing Machines And Dryers (AREA)
- Accessory Of Washing/Drying Machine, Commercial Washing/Drying Machine, Other Washing/Drying Machine (AREA)
- Main Body Construction Of Washing Machines And Laundry Dryers (AREA)
Abstract
The invention relates to a device for generating foam (8) in a laundry treatment machine including a tub (1), said device comprising the following components: (a) a first tubular connecting element (4) having a first diameter, which is mounted in the vicinity of the lowest point of the tub (1); (b) a second tubular connecting element (5) having a first end and a second end and a second diameter, which is connected with the first end thereof to the first tubular connecting element (4) and which is connected with the second end thereof to an inner drum (2) of the laundry treatment machine; (c) an outlet (7) located in the second tubular connecting element (5) in the vicinity of the first end. The invention also relates to a method for using such a device as well as a corresponding laundry treatment machine.
Description
Technical field
The present invention relates to a kind ofly for producing the device of foam at laundry treating machine, particularly washing machine or the laundry apparatus with bucket, described device comprises the tubulose Connection Element of two interconnection.The invention still further relates to a kind of for using method and a kind of corresponding laundry treating machine of this device.
Background technology
So far, in traditional laundry treating machine, not to produce wittingly foam.But, if machine has " foamed cleaning/foam cleans " program, need to produce foam.So far, device described below in corresponding situation for this object:
Open JP 72 75 678 A2 disclose a kind of device for generation of foam, and described device comprises air supply pipe and contiguous feed tube for liquid, and these two Guan Jun end in formation of foam chamber, and wherein, formation of foam chamber only at one end opens wide.
Open JP 31 62 895 A2 and EP 0 086 935 A2 disclose respectively a kind of device, air or gas utilize described device by under pressure from below blow to detergent solution or cleaning solution, described detergent solution or cleaning solution are arranged in the bottom of washing container.This makes the molten generation foam of cleaning agent, the clothing in described foam rising and moistening washing container.
Open DE 10 2,007 028 213 Al have described and have a kind ofly utilized the method for utilizing the method for foam process clothes, directly in bucket, produce foam by operating washing machine or by importing air via air-compressor pump.Air means by the fact of all cleaning solutions, is not amount and the type of especially easily controlling foam.
DE 10 2,007 033 492 Al disclose a kind of method for foamed cleaning, and the method is the following fact: the existence of foam is initially detected, and Negotiation speed changes or maintenance foam subsequently.
DE 26 28 879 Al disclose a kind of laundry treating machine, and it has from the bottom of bucket and leads to the additional line cylinder, and wherein, foam can produce by means of pump in pipeline, is then directed in cylinder.The deficiency of this design is, foam can flow back in bucket from bottom to top.
Summary of the invention
With respect to this background technology, one object of the present invention is, disclose a kind of further improvedly for produce the device of foam at laundry treating machine, particularly washing machine or the laundry apparatus with bucket, described device comprises the tubulose Connection Element of two interconnection.
In order to realize this object, a kind of device, a kind of method and a kind of laundry treating machine are disclosed.Preferred further improvement is recorded in the following description.
Therefore, above-mentioned purpose realizes by a kind of laundry treating machine of concrete bucket, and described laundry treating machine has the device for generation of foam, and described device comprises with lower member:
(a) have the first tubulose Connection Element of the first diameter, it is arranged near of the minimum point of bucket,
(b) have the second tubulose Connection Element of first end and the second end and Second bobbin diameter, described the second tubulose Connection Element is connected to the first tubulose Connection Element by its first end, is connected to the interior cylinder of laundry treating machine by its second end,
(c) be positioned the outlet in the second tubulose Connection Element near of first end.
Wherein, laundry treating machine is characterised in that, the Second bobbin diameter of the second tubulose Connection Element is greater than the first diameter of the first tubulose Connection Element.
Device according to the present invention makes to utilize the clothing of the moistening cylinder that is arranged in laundry treating machine of foam, and guarantees to utilize the foam producing according to device of the present invention can not be back in bucket or in cleaning solution simultaneously.
Each tubulose Connection Element can be rigidity or the flexible connecting element for example with ellipse or circular cross section.For example, flexible pipe, pipe fitting, cylindrical shell, pipeline or analog can be used for according in device of the present invention.Preferably, use flexible pipe or pipe fitting.
The first tubulose Connection Element is arranged near of the minimum point of bucket by one end, be connected to the second tubulose Connection Element by its other end.By the first tubulose Connection Element, cleaning fluid is preferably directed into the second tubulose Connection Element, and like this, the first tubulose Connection Element for example at least partly, particularly its first end is positioned at below cleaning fluid liquid level.
The second tubulose Connection Element comprises the first and second ends, wherein, first end is connected to the first tubulose Connection Element, the second end of the second tubulose Connection Element is preferably directly connected to the collar, wherein, the sealing of the described collar is provided to the gap between door and the bucket of path of bucket, and for compensating any motion of barrel housing with respect to laundry treating machine, and be flexible elastomeric element, the direct transition of the interior cylinder from the second tubulose Connection Element to device for clothing processing is guaranteed.But, also can be by foam drainage in bucket, make that now it can for example enter in interior cylinder via the drum perforations of interior cylinder or via the collar between door opening and inner pressurd vessel.But if foam is directly directed in interior cylinder, it is more visible concerning user or user, and this acceptance for foam cleaning procedure to admit be important.The in the situation that of the second tubulose Connection Element, the comparable first end of the second end is high.
Gas, preferred air are blown in the cleaning fluid in the second tubulose Connection Element by outlet.This for example carries out by means of compressor or pump.In device according to the present invention, outlet is arranged near of the first end of the second tubulose Connection Element, is arranged near of the transition portion between the first and second tubulose Connection Elements.Outlet preferably arranges by this way, makes: even if having low liquid level in bucket, it also can be capped the cleaning fluid of q.s all the time.
In the simplest situation, outlet is a member, and described member gauge goes out exhaust openings.In further improved embodiment, outlet can comprise one or more guiding surfaces, and described guiding surface is across exhaust openings, to distribute more equably effluent air and/or guide this gas with specific direction.
According in the further embodiment of device of the present invention, catch, valve or gate locating are in the first tubulose Connection Element, to guarantee that the foam producing can not flow back in bucket.In addition, the density contrast between foam and cleaning fluid can be used for guaranteeing the transfer of the inside cylinder of foam, and wherein, gas passes through the cleaning fluid the second tubulose Connection Element from below, and foam is upwards driven and leaves.
Outlet is preferably made of porous materials.If gas now flows through this porous material, according to material, meticulous bubble is produced.This makes foam in the second tubulose Connection Element, form development.
Preferably " inert gas " of gas using, that is, gas is inertia with respect to treat liquid and pending material.This means, gas can not react with liquid or material in disadvantageous mode, or can not apply other influences to liquid or material.Conventionally, air is as gas, although also can use proper inert gas, for example nitrogen, as long as have reason like this.
The present invention can be used for carrying out the method for produce foam at the laundry treating machine with bucket, and described method is used the device for generation of foam, and described device comprises with lower member:
(a) have the first tubulose Connection Element of the first diameter, it is arranged near of the minimum point of bucket,
(b) have the second tubulose Connection Element of first end and the second end and Second bobbin diameter, described the second tubulose Connection Element is connected to the first tubulose Connection Element by its first end, is connected to the interior cylinder of laundry treating machine by its second end, and
(c) be positioned the outlet in the second tubulose Connection Element near of first end.
Wherein, said method comprising the steps of:
(i) gas transfer, by outlet, makes to produce foam,
(ii) foam rises in the second tubulose Connection Element, until foam reaches in interior cylinder.
The amount of the foam obtaining in the method, can be set by the geometric configuration structure of described device and/or by the change of outlet, pump or compressor.The transfer rate of foam and the height of accessible Thysanophyllum can (for example be set by means of the geometric configuration structure of each Connection Element with by outlet and/or compressor or the change of pump in required region, in the time that the foam producing is conducted through the washing machine collar, be 50cm).
Accompanying drawing explanation
Below, will describe according to the exemplary embodiment of device of the present invention referring to the each figure in accompanying drawing:
Fig. 1 shows the device for produce foam at laundry treating machine, and wherein, the Second bobbin diameter of the second tubulose Connection Element is greater than the first diameter of the first tubulose Connection Element;
Fig. 2 shows the device for produce foam at laundry treating machine, and wherein, catch is arranged in the first tubulose Connection Element.
The specific embodiment
Fig. 1 shows an embodiment of described device.This laundry treating machine being used in private home has bucket 1 and cleaning-drum or interior cylinder 2.Bucket 1 comprises cleaning solution 3a.The first tubulose Connection Element 4 with the first diameter is arranged near of the minimum point of bucket 1.After described the first tubulose Connection Element, it is the second tubulose Connection Element 5, described the second tubulose Connection Element has the first and second ends and Second bobbin diameter, make its first end be connected to the first tubulose Connection Element 4, its second end is connected to the interior cylinder 2 of washing machine.And, be provided with compressor 6, by means of compressor 6, air can be blown in outlet 7, thereby is blown in the second tubulose Connection Element.In the embodiment shown in fig. 1, the first tubulose Connection Element 4 to the second tubulose Connection Elements 5 have less diameter.The second tubulose Connection Element 5 also comprises cleaning solution 3b and is positioned at the foam producing by outlet 8 of cleaning solution top.The crossover position that has larger-diameter the second tubulose Connection Element 5 and have between the first tubulose Connection Element 4 of small diameter is guaranteed, in near of the first end of the second tubulose Connection Element 5, be stamped the cleaning fluid of q.s in outlet 7 coating being all the time arranged on the second tubulose Connection Element 5 near of the transition portion of the first tubulose Connection Element 4 to second tubulose Connection Elements 5, even if there is low liquid level in bucket 1.If air is now blown in cleaning fluid 3b by exporting 7, the lower area that approaches the second tubulose Connection Element 5 produces foam 8.Because huge difference and two tubulose Connection Elements 4 and 5 of the density between cleaning fluid 3b and foam 8 have different diameters, therefore, the foam 8 forming can not be back to by the first tubulose Connection Element 4 lower area of bucket 1, but rise in the second tubulose Connection Element 5, until it reaches the collar in interior cylinder 2 via connector.In lower area, use the first tubulose Connection Element 4 of minor diameter also the amount of liquid being imported by foam generation unit to be kept lowly as far as possible simultaneously.
Fig. 2 shows another embodiment of described device.At this, two tubulose Connection Elements 4,5 do not have different-diameter, but catch 9 is arranged in the first tubulose Connection Element 4, and the foam 8 producing in the second tubulose Connection Element 5 can not be back in bucket 1.
Device in each embodiment all provides the possibility for produce foam with plain mode, and then foam enters in the interior cylinder of laundry treating machine, therefore can user-friendly mode be used for " foamed cleaning/foam cleans " program.
Reference numerals list
1 barrel
2 interior cylinders
3a cleaning solution
3b cleaning solution
4 first tubulose Connection Elements
5 second tubulose Connection Elements
6 compressors
7 outlets
8 foams
9 catch
Claims (8)
1. a laundry treating machine with bucket (1), described laundry treating machine has the device for generation of foam (8), and described device comprises with lower member:
(a) have the first tubulose Connection Element (4) of the first diameter, it is arranged near of the minimum point of bucket (1),
(b) there is the second tubulose Connection Element (5) of first end and the second end and Second bobbin diameter, described the second tubulose Connection Element is connected to the first tubulose Connection Element (4) by its first end, be connected to the interior cylinder (2) of laundry treating machine by its second end
(c) be positioned the outlet (7) in the second tubulose Connection Element (5) near of first end,
It is characterized in that, the Second bobbin diameter of the second tubulose Connection Element (5) is greater than the first diameter of the first tubulose Connection Element (4).
2. laundry treating machine as claimed in claim 1, is characterized in that, catch (9) or gate locating are in the first tubulose Connection Element (4).
3. as the laundry treating machine as described in arbitrary in claim above, it is characterized in that, outlet (7) is made of porous materials, and when gas is during by described porous material, porous material produces bubble.
4. laundry treating machine as claimed in claim 1 or 2, is characterized in that, air can be blown in the second tubulose Connection Element (5) by outlet (7).
5. laundry treating machine as claimed in claim 1 or 2, is characterized in that, the second end of the second tubulose Connection Element (5) is directly connected to interior cylinder (2) via the collar.
6. laundry treating machine as claimed in claim 3, is characterized in that, air can be blown in the second tubulose Connection Element (5) by outlet (7).
7. laundry treating machine as claimed in claim 3, is characterized in that, the second end of the second tubulose Connection Element (5) is directly connected to interior cylinder (2) via the collar.
8. laundry treating machine as claimed in claim 4, is characterized in that, the second end of the second tubulose Connection Element (5) is directly connected to interior cylinder (2) via the collar.
Applications Claiming Priority (3)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| DE102009028197A DE102009028197A1 (en) | 2009-08-04 | 2009-08-04 | Apparatus for producing foam in a laundry treating machine, method for its use and laundry treating machine |
| DE102009028197.5 | 2009-08-04 | ||
| PCT/EP2010/060610 WO2011015457A1 (en) | 2009-08-04 | 2010-07-22 | Device for generating foam in a laundry treatment machine, method for using same and laundry treatment machine |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN102471971A CN102471971A (en) | 2012-05-23 |
| CN102471971B true CN102471971B (en) | 2014-06-04 |
Family
ID=42984031
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201080034579.3A Active CN102471971B (en) | 2009-08-04 | 2010-07-22 | Device for generating foam in a laundry treatment machine, method for using same and laundry treatment machine |
Country Status (6)
| Country | Link |
|---|---|
| EP (1) | EP2462270B1 (en) |
| CN (1) | CN102471971B (en) |
| DE (1) | DE102009028197A1 (en) |
| EA (1) | EA019632B1 (en) |
| PL (1) | PL2462270T3 (en) |
| WO (1) | WO2011015457A1 (en) |
Families Citing this family (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| EP3428338B1 (en) * | 2016-03-08 | 2023-09-06 | LG Electronics Inc. | Laundry handling apparatus and control method therefor |
Citations (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| DE2628879A1 (en) * | 1975-07-02 | 1977-01-20 | Henkel & Cie Gmbh | METHOD AND DEVICE FOR WASHING TEXTILES |
| CN1804190A (en) * | 2005-01-10 | 2006-07-19 | Lg电子株式会社 | Drum washing machine |
| CN101285254A (en) * | 2007-04-11 | 2008-10-15 | 三星电子株式会社 | Drum washing machine with bubble generator |
Family Cites Families (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPS58149372A (en) | 1982-02-23 | 1983-09-05 | 皆川 基 | Foam washing method |
| JPH03162895A (en) | 1990-11-02 | 1991-07-12 | Matsushita Electric Ind Co Ltd | Washing machine |
| JP3148508B2 (en) | 1994-04-06 | 2001-03-19 | ユシロ化学工業株式会社 | Foam maker and small foam washer using the same |
| DE102007028213A1 (en) * | 2007-06-20 | 2008-12-24 | BSH Bosch und Siemens Hausgeräte GmbH | Washing machine and method of treating laundry with foam |
| DE102007033492A1 (en) * | 2007-07-18 | 2009-01-22 | BSH Bosch und Siemens Hausgeräte GmbH | Process for controlling foam production in a washing machine and washing machine suitable for this purpose |
-
2009
- 2009-08-04 DE DE102009028197A patent/DE102009028197A1/en not_active Withdrawn
-
2010
- 2010-07-22 PL PL10737545T patent/PL2462270T3/en unknown
- 2010-07-22 WO PCT/EP2010/060610 patent/WO2011015457A1/en active Application Filing
- 2010-07-22 EP EP10737545A patent/EP2462270B1/en active Active
- 2010-07-22 CN CN201080034579.3A patent/CN102471971B/en active Active
- 2010-07-22 EA EA201270234A patent/EA019632B1/en not_active IP Right Cessation
Patent Citations (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| DE2628879A1 (en) * | 1975-07-02 | 1977-01-20 | Henkel & Cie Gmbh | METHOD AND DEVICE FOR WASHING TEXTILES |
| CN1804190A (en) * | 2005-01-10 | 2006-07-19 | Lg电子株式会社 | Drum washing machine |
| CN101285254A (en) * | 2007-04-11 | 2008-10-15 | 三星电子株式会社 | Drum washing machine with bubble generator |
Also Published As
| Publication number | Publication date |
|---|---|
| EP2462270B1 (en) | 2013-03-27 |
| EA201270234A1 (en) | 2012-09-28 |
| EA019632B1 (en) | 2014-05-30 |
| WO2011015457A1 (en) | 2011-02-10 |
| DE102009028197A1 (en) | 2011-02-17 |
| EP2462270A1 (en) | 2012-06-13 |
| PL2462270T3 (en) | 2013-08-30 |
| CN102471971A (en) | 2012-05-23 |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C06 | Publication | ||
| PB01 | Publication | ||
| C10 | Entry into substantive examination | ||
| SE01 | Entry into force of request for substantive examination | ||
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| C56 | Change in the name or address of the patentee |
Owner name: BSH HOME APPLIANCES CO., LTD. Free format text: FORMER NAME: BOSCH UND SIEMENS HAUSGERATE GMBH |
|
| CP01 | Change in the name or title of a patent holder |
Address after: Munich, Germany Patentee after: BSH Household Electrical Appliance Co., Ltd Address before: Munich, Germany Patentee before: BSH Bosch and Siemens Household Appliances Co., Ltd. |