CN104947375A - Washing machine circulating filtration cleaning devices and cleaning method - Google Patents
Washing machine circulating filtration cleaning devices and cleaning method Download PDFInfo
- Publication number
- CN104947375A CN104947375A CN201410120016.6A CN201410120016A CN104947375A CN 104947375 A CN104947375 A CN 104947375A CN 201410120016 A CN201410120016 A CN 201410120016A CN 104947375 A CN104947375 A CN 104947375A
- Authority
- CN
- China
- Prior art keywords
- water inlet
- water
- inlet pipe
- cleaning device
- washing machine
- Prior art date
- 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.)
- Granted
Links
Landscapes
- Detail Structures Of Washing Machines And Dryers (AREA)
- Cleaning By Liquid Or Steam (AREA)
Abstract
The invention discloses washing machine circulating filtration cleaning devices and cleaning method. The cleaning devices are installed on a filtration container, and a rotatable filtration mechanism is arranged on a pivot in the filtration container. Each cleaning device comprises a water inlet, a water injection nozzle and an inflow water pressure equalizing mechanism arranged between the water inlet and the water injection nozzle, wherein the water injection nozzle injects water uniformly to act on the surface of the filtration mechanism to drive the filtration mechanism to rotate for cleaning. According to the washing machine circulating filtration cleaning devices and cleaning method, the inflow water of the cleaning device acts on the surface of the filtration mechanism to drive the filtration mechanism to rotate, and the filtration mechanism is cleaned; the rotation of the filtration mechanism can stir the water flow in the filtration container at the same time to clean the inner wall of the filtration container. According to the washing machine circulating filtration cleaning devices and cleaning method, the structure is simple, the filtration mechanism is driven to rotate by the inflow water flow for cleaning, the cleaning range is large, the cleaning speed is high, the cleaning effect is good, and the efficiency of filtration is relatively improved.
Description
Technical field
The present invention relates to washing machine field, specifically the cycling use of water treatment facility of washing machine and method, especially a kind of washing machine cycles filters cleaning device and cleaning method.
Background technology
Along with the raising of people's living standard, washing machine is one of main household electrical appliances having become people's daily life now, the laundry processes of washing machine mainly comprises washing, rinsing, dry several stage, at washing stage washing machine inflow and washing agent, clothing is washed, in order to rinse spot and residual washing agent after entering rinse stage, need into more water or perform more rinsing times rinsing is carried out to clothing, the water resource of this at substantial that is bound to, even the roller washing machine of water-saving, also rinsing at least twice is needed in order to rinse clothing, this process at least will consume the running water of more than 30L.Sometimes the washing agent that is less or that throw in of the spot on clothing is less, may twice with regard to rinsed clean, but because user have selected 3 rinsings, also certainly will can cause the waste of water resource, the basic water consumption of general twice washings of automatic washing machine of such as 6Kg is at about 100 liters.How can accomplish water and electric saving while clean clothes, be one of focus of paying close attention to of consumer always.
Not yet there are the matching used Water warfare of washing machine and recycling device so far, even if the so-called washing machine with water-saving function, generally in the position, side of washing machine, water storage tank are installed, water pump is adopted to carry out water filling and draining, generally can a water filling, rinsing 3 times, plays water-saving function.But the water after washing can not be preserved, make the own complex structure of washing machine, huge simultaneously, be unfavorable for transport, recycling etc.Due to the restriction of the aspects such as volume, structure and flexibility, have impact on giving full play to of washing machine original function and the function of water-saving box own.In order to better saving water resource on the basis of existing laundry mode, a lot of producer has dropped into a large amount of research and development.
Existing washing machine is with recirculated water function, and it only plays and filters line bits, and washing is even or add the effect such as ozone, heavy metal ion sterilization.Cannot water consumption be improved, and there is no basic raising to cleaning.
The recycle of laundry water, through consulting Patents document, if application number is " recycling water saving device of washing machine " of 200810072420.5, being inputted by laundry water in a water drum, carrying out purified treatment.This invention is not carried out purification direct for the laundry water of first pass and is run in, and after carrying out purified treatment, uses when wait until laundry next time for the rinsing water of second, third time.
In the above-described techniques, " recirculating water technical " uses after washings purification, and this technology can not recycle first pass laundry water (first wash water), and the water after purification also will be waited until laundry next time and be used, can not use when when time laundry.
Application number be 03256181.4 Chinese patent disclose a kind of water-conservation washing machine, prefiltration device is provided with before the delivery port of its wash bucket, it is also provided with water butt, the bottom of water butt is provided with flocculation basin, the top of flocculation basin is provided with filter, flocculation basin is connected with wash bucket by pipeline, and flocculation basin also has sewage draining exit, and pipeline is provided with pump.
Owing to not having cleaning function in said structure filter, after long-time use, filter can result in blockage, and affects water circulation process.
In view of this special proposition the present invention.
Summary of the invention
The technical problem to be solved in the present invention is to overcome the deficiencies in the prior art, provides a kind of structure washing machine cycles that is simple, filter mechanism slow-roll stabilization of spraying water evenly, drive to filter cleaning device.
Another object of the present invention is to the cleaning method that this cleaning device is provided.
For solving the problems of the technologies described above, the present invention adopts the basic conception of technical scheme to be: a kind of washing machine cycles filters cleaning device, be installed on filtering container, in filtering container, pivot is provided with rotating filter mechanism, described cleaning device comprises water inlet, water jet and is located at the water inlet balancer structure between water inlet and water jet, water jet evenly spray water act on this filter mechanism of filter mechanism surface drive rotate clean.
Further, described cleaning device comprises nozzle and extends to the water inlet pipe of nozzle interior, nozzle interior has an equal setting-out chamber, water jet is located at nozzle bottom and is communicated with equal setting-out chamber, one end that water inlet pipe extends in equal setting-out chamber is closed, the other end is described water inlet, and water inlet pipe perisporium is provided with the delivery port that at least one and equal setting-out chamber communicates.
Further, described equal setting-out chamber is extended to both sides by water inlet pipe, and the width that equal setting-out chamber extends to both sides is gradually wide along the bearing of trend that water inlet pipe is inside, the corresponding all setting-out chamber gradually wide change direction of water inlet pipe delivery port.
Further, described equal setting-out chamber is a up-narrow and down-wide splayed structure, and water inlet pipe from up to down extends, and the thickness in equal setting-out chamber is less than or equal to water inlet pipe diameter, and width is greater than water inlet pipe diameter.
Further, described equal setting-out chamber is an isosceles triangle shape chamber, water inlet pipe extends perpendicular to base from equal setting-out chamber drift angle, equal setting-out chamber is evenly divided into left and right two parts, water jet is strip shape, evenly be located at the both sides of base, equal setting-out chamber water inlet pipe, the corresponding two-part equal setting-out chamber, left and right of delivery port is symmetrically distributed on water inlet pipe perisporium.
Further, described delivery port is symmetrical two groups, often organizes all in strip, and the axial line being parallel to water inlet pipe is arranged on the perisporium of water inlet pipe.
Further, described nozzle periphery is provided with boss, form the mounting base of cleaning device, boss is provided with multiple screw erection column, on filtering container, corresponding nozzle and water inlet pipe are provided with positional punch, and positional punch periphery is also distributed with multiple screw hole corresponding with screw erection column, and cleaning device is outwards passed by positional punch by filtering container inside, boss is fitted in filtering container inwall, and screw hole is corresponding with screw erection column to be fixed by screw.
Further, the water spraying direction of described water jet departs from the oblique slewing circle side face acting on filter mechanism of center of rotation of filter mechanism, drives filter mechanism to rotate.
Further, described filter mechanism surface is provided with the blade increasing current driving force, and the water spraying direction of the corresponding water jet of blade is arranged.Preferably, blade is parallel to the axial direction that filter mechanism rotates.
Cleaning method of the present invention is: act on filter mechanism surface to drive this filter mechanism to rotate by cleaning device water inlet, and cleaning and filtering mechanism; The rotation of filter mechanism can stir current in filtering container, with cleaning and filtering container inner wall simultaneously.
After adopting technique scheme, the present invention compared with prior art has following beneficial effect.
1, by said apparatus, make in filter process, to be deposited in the object that the dirts such as the flocculate on filter mechanism and container inner wall carry out flush clean;
2, by being provided with into water balancer structure between water inlet and water jet, filter mechanism surface is acted on evenly to spray water, stabilized driving filter mechanism rotates, and can prevent filter mechanism surface discontinuity from affecting the effect that it rotates cleaning, improve cleaning efficiency;
3, the present invention utilizes water inlet current to drive filter mechanism rotate and clean, and clean range is large, speed is fast, effective, relatively improves the efficiency of filtration;
4, structure of the present invention is simple, Be very effective, is suitable for promoting the use of.
Accompanying drawing explanation
Fig. 1 is cleaning device of the present invention and filtering container mounting structure schematic diagram;
Fig. 2 is that the A-A of Fig. 1 is to schematic diagram;
Fig. 3 is that the B-B of Fig. 1 is to schematic diagram;
Fig. 4 is cleaning device perspective view of the present invention;
Fig. 5 is cleaning device front view of the present invention;
Fig. 6 is that the C-C of Fig. 5 is to schematic diagram;
Fig. 7 is that the D-D of Fig. 6 is to schematic diagram.
Detailed description of the invention
Below in conjunction with accompanying drawing, the specific embodiment of the present invention is described in further detail.
As shown in Figures 1 to 7, washing machine cycles of the present invention filters cleaning device 1, be installed on filtering container 2, in filtering container 2, pivot is provided with rotating filter mechanism 21, described cleaning device 1 comprises water inlet 11, water jet 12 and is located at the water inlet balancer structure between water inlet 11 and water jet 12, and the even water spray of water jet 12 acts on the rotation of this filter mechanism 21 of filter mechanism 21 surface drive and cleans.
Embodiment one
As illustrated in Figures 5 and 6, cleaning device 1 described in the present embodiment comprises nozzle 13 and extends to the water inlet pipe 14 of nozzle 13 inside, nozzle 13 inside has an equal setting-out chamber 15, water jet 12 is located at bottom nozzle 13 and is communicated with equal setting-out chamber 15, one end that water inlet pipe 14 extends in equal setting-out chamber 15 is closed, the other end is described water inlet 11, and water inlet pipe 14 perisporium is provided with the delivery port 141 that at least one and equal setting-out chamber 15 communicates.
Further, described equal setting-out chamber 15 is extended to both sides by water inlet pipe 14, the width that equal setting-out chamber 15 extends to both sides along the inside bearing of trend of water inlet pipe 14 gradually wide (consulting Fig. 5), the corresponding equal setting-out chamber 15 of water inlet pipe delivery port 141 gradually wide change direction.
Embodiment two
The present embodiment is the further improvement of embodiment one: all setting-out chamber 15 is a up-narrow and down-wide splayed structure, and water inlet pipe 14 from up to down extends, and the thickness in equal setting-out chamber 15 is less than or equal to water inlet pipe 14 diameter, and the width in equal setting-out chamber 15 is greater than water inlet pipe 14 diameter.
Preferably, described equal setting-out chamber 15 is an isosceles triangle shape chamber, water inlet pipe 14 extends perpendicular to base from equal setting-out chamber drift angle, equal setting-out chamber 15 is evenly divided into left and right two parts, water jet is strip shape, evenly be located at the both sides of base water inlet pipe 14, two-part equal setting-out chamber, the corresponding left and right of delivery port 141 is symmetrically distributed on water inlet pipe 14 perisporium.
Preferred, described delivery port 141 is symmetrical two groups, often organizes all in strip, and the axial line being parallel to water inlet pipe 14 is arranged on the perisporium of water inlet pipe 14 (consults Fig. 5).
Embodiment three
As shown in Figures 4 to 7, nozzle 13 periphery described in the present embodiment is provided with boss 16, form the mounting base of cleaning device 1, boss 16 is provided with multiple screw erection column 17, on filtering container 2, corresponding nozzle 13 and water inlet pipe 14 are provided with positional punch 22, positional punch 22 periphery is also distributed with multiple screw hole 23(corresponding with screw erection column 17 and consults Fig. 1), cleaning device 1 is outwards passed by positional punch 22 by filtering container 2 inside, boss 16 is fitted in filtering container 2 inwall (consulting Fig. 2 and Fig. 3), screw hole 23 is corresponding with screw erection column 17 fixes (not shown) by screw.
As shown in Figure 3, the water spraying direction of described water jet 12 departs from the oblique slewing circle side face acting on filter mechanism 21 of center of rotation of filter mechanism 21, drives filter mechanism 21 to rotate.
Further, described filter mechanism 21 surface is provided with the blade 24 increasing current driving force, and the water spraying direction of the corresponding water jet 12 of blade 24 is arranged.Preferably, blade 24 is parallel to the axial direction that filter mechanism 21 rotates.
Embodiment four
As shown in Figure 2, filtering container 2 of the present invention be provided with washing machine cycles water water inlet 24, the water after filtering is discharged delivery port 25 and cleaning waste water is discharged outside outfall 26.Filter mechanism 21 two ends and filtering container 2 pivotally connected, its one end is swivel joint 211, other end sealing; Delivery port 25 is communicated with filter mechanism swivel joint 211.
Filtering container 2 filtration cycle water process of the present invention is: cleaning device 1 and outfall 26 are closed, and water inlet 24 enters recirculated water in filtering container 2, after filtration mechanism 21 filter after water discharged by the swivel joint 211 of its end, delivery port 25.
The process of cleaning is: water inlet 24, delivery port 25 are closed, cleaning device 1 enters clear water washing and filtering mechanism 21, and filter mechanism 21 rotates agitate water cleaning and filtering container 2 inwall, filter mechanism 21 surface and inwall on dirt washed out after discharged by outfall 26.
The present invention acts on filter mechanism 21 surface mainly through cleaning device 1 water inlet and rotates to drive this filter mechanism 21, and cleaning and filtering mechanism 21; The current in filtering container 2 are stirred in the rotation of filter mechanism 21 simultaneously, with cleaning and filtering container inner wall.
Be further, the blade 24 that filter mechanism 21 surface is provided with, current driving force can be increased, the effect of stirring current cleaning and filtering container inner wall can be played again.
The present invention is mainly used in washing machine flocculation circulation purifier, is filtered by the flocculate of discharging after flocculation in water, and then the water after filtering is reused for washing clothes, but be not limited in this equipment, also can be used in the sedimeter of alternate manner.
Embodiment in above-described embodiment can combine further or replace; and embodiment is only be described the preferred embodiments of the present invention; not the spirit and scope of the present invention are limited; under the prerequisite not departing from design philosophy of the present invention; the various changes and modifications that in this area, professional and technical personnel makes technical scheme of the present invention, all belong to protection scope of the present invention.
Claims (10)
1. a washing machine cycles filters cleaning device, be installed on filtering container, in filtering container, pivot is provided with rotating filter mechanism, it is characterized in that: described cleaning device comprises water inlet, water jet and is located at the water inlet balancer structure between water inlet and water jet, water jet evenly spray water act on this filter mechanism of filter mechanism surface drive rotate clean.
2. a kind of washing machine cycles according to claim 1 filters cleaning device, it is characterized in that: described cleaning device comprises nozzle and extends to the water inlet pipe of nozzle interior, nozzle interior has an equal setting-out chamber, water jet is located at nozzle bottom and is communicated with equal setting-out chamber, one end that water inlet pipe extends in equal setting-out chamber is closed, the other end is described water inlet, and water inlet pipe perisporium is provided with the delivery port that at least one and equal setting-out chamber communicates.
3. a kind of washing machine cycles according to claim 2 filters cleaning device, it is characterized in that: described equal setting-out chamber is extended to both sides by water inlet pipe, the width that equal setting-out chamber extends to both sides is gradually wide along the bearing of trend that water inlet pipe is inside, the corresponding all setting-out chamber gradually wide change direction of water inlet pipe delivery port.
4. a kind of washing machine cycles according to Claims 2 or 3 filters cleaning device, it is characterized in that: described equal setting-out chamber is a up-narrow and down-wide splayed structure, water inlet pipe from up to down extends, and the thickness in equal setting-out chamber is less than or equal to water inlet pipe diameter, and width is greater than water inlet pipe diameter.
5. a kind of washing machine cycles according to claim 4 filters cleaning device, it is characterized in that: described equal setting-out chamber is an isosceles triangle shape chamber, water inlet pipe extends perpendicular to base from equal setting-out chamber drift angle, equal setting-out chamber is evenly divided into left and right two parts, water jet is strip shape, evenly be located at the both sides of base, equal setting-out chamber water inlet pipe, the corresponding two-part equal setting-out chamber, left and right of delivery port is symmetrically distributed on water inlet pipe perisporium.
6. a kind of washing machine cycles according to claim 5 filters cleaning device, it is characterized in that: described delivery port is symmetrical two groups, often organizes all in strip, and the axial line being parallel to water inlet pipe is arranged on the perisporium of water inlet pipe.
7. a kind of washing machine cycles according to claim 2 filters cleaning device, it is characterized in that: described nozzle periphery is provided with boss, form the mounting base of cleaning device, boss is provided with multiple screw erection column, on filtering container, corresponding nozzle and water inlet pipe are provided with positional punch, positional punch periphery is also distributed with multiple screw hole corresponding with screw erection column, cleaning device is outwards passed by positional punch by filtering container inside, boss is fitted in filtering container inwall, and screw hole is corresponding with screw erection column to be fixed by screw.
8. a kind of washing machine cycles according to claim 1 filters cleaning device, it is characterized in that: the water spraying direction of described water jet departs from the oblique slewing circle side face acting on filter mechanism of center of rotation of filter mechanism, drives filter mechanism to rotate.
9. a kind of washing machine cycles according to claim 8 filters cleaning device, it is characterized in that: described filter mechanism surface is provided with the blade increasing current driving force, and the water spraying direction of the corresponding water jet of blade is arranged.
10. the washing machine cycles as described in as arbitrary in claim 1-9 filters a cleaning method for cleaning device, it is characterized in that: act on filter mechanism surface to drive this filter mechanism to rotate by cleaning device water inlet, and cleaning and filtering mechanism; The rotation of filter mechanism can stir current in filtering container, with cleaning and filtering container inner wall simultaneously.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201410120016.6A CN104947375B (en) | 2014-03-27 | 2014-03-27 | A kind of washing machine cycles filtering cleaning device and cleaning method |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201410120016.6A CN104947375B (en) | 2014-03-27 | 2014-03-27 | A kind of washing machine cycles filtering cleaning device and cleaning method |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN104947375A true CN104947375A (en) | 2015-09-30 |
| CN104947375B CN104947375B (en) | 2019-02-22 |
Family
ID=54162409
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201410120016.6A Active CN104947375B (en) | 2014-03-27 | 2014-03-27 | A kind of washing machine cycles filtering cleaning device and cleaning method |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN104947375B (en) |
Citations (8)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| FR1165054A (en) * | 1955-09-12 | 1958-10-17 | S E R G Soc D Etudes | Devices applicable to rotary precoated filters allowing continuous recharging and scraping |
| US3490595A (en) * | 1967-12-21 | 1970-01-20 | Ametek Inc | Keyhole lock filter leaf guide |
| CN2514892Y (en) * | 2001-11-12 | 2002-10-09 | 鱼博士生物科技股份有限公司 | Phisical filter structure for cultivation |
| CN101705708A (en) * | 2008-08-06 | 2010-05-12 | 刘影棠 | Water-saving anti-block and anti-splash waterfall tap valve core |
| CN201862314U (en) * | 2009-01-21 | 2011-06-15 | 郭丰时 | Water-driven full-plastic micro-filter |
| CN102716827A (en) * | 2012-07-10 | 2012-10-10 | 武汉钢铁(集团)公司 | Gas-liquid two-phase pressure-balanced wide-angle uniformly-distributed mist nozzle |
| CN103239928A (en) * | 2013-05-31 | 2013-08-14 | 河北惠利灌溉科技有限公司 | Low-voltage self-cleaning net-type continuous filter |
| CN103520973A (en) * | 2013-09-26 | 2014-01-22 | 新疆惠利灌溉科技股份有限公司 | Non-pressure filter |
-
2014
- 2014-03-27 CN CN201410120016.6A patent/CN104947375B/en active Active
Patent Citations (8)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| FR1165054A (en) * | 1955-09-12 | 1958-10-17 | S E R G Soc D Etudes | Devices applicable to rotary precoated filters allowing continuous recharging and scraping |
| US3490595A (en) * | 1967-12-21 | 1970-01-20 | Ametek Inc | Keyhole lock filter leaf guide |
| CN2514892Y (en) * | 2001-11-12 | 2002-10-09 | 鱼博士生物科技股份有限公司 | Phisical filter structure for cultivation |
| CN101705708A (en) * | 2008-08-06 | 2010-05-12 | 刘影棠 | Water-saving anti-block and anti-splash waterfall tap valve core |
| CN201862314U (en) * | 2009-01-21 | 2011-06-15 | 郭丰时 | Water-driven full-plastic micro-filter |
| CN102716827A (en) * | 2012-07-10 | 2012-10-10 | 武汉钢铁(集团)公司 | Gas-liquid two-phase pressure-balanced wide-angle uniformly-distributed mist nozzle |
| CN103239928A (en) * | 2013-05-31 | 2013-08-14 | 河北惠利灌溉科技有限公司 | Low-voltage self-cleaning net-type continuous filter |
| CN103520973A (en) * | 2013-09-26 | 2014-01-22 | 新疆惠利灌溉科技股份有限公司 | Non-pressure filter |
Also Published As
| Publication number | Publication date |
|---|---|
| CN104947375B (en) | 2019-02-22 |
Similar Documents
| Publication | Publication Date | Title |
|---|---|---|
| CN105088671B (en) | A kind of washing machine filtering cleaning device, cleaning method and washing machine | |
| EP3124674B1 (en) | Filter apparatus for recycling water of a washing machine having self-cleaning function and washing machine | |
| CN105088697B (en) | A kind of flocculation water-conservation washing machine and control method | |
| CN105088642B (en) | A kind of control method for washing machine and washing machine | |
| CN104947387A (en) | Washing machine and circulating water-saving filter device with self-cleaning function for washing machine | |
| EP3128065B1 (en) | Washing machine flocculation apparatus with self-cleaning function, and washing machine | |
| CN104514122A (en) | Flocculation washing machine | |
| WO2013091362A1 (en) | Spraying washing device of drum washing machine, washing method thereof and the drum washing machine | |
| CN104947374A (en) | Flocculation filtration cycling water device of washing machine and washing machine | |
| WO2016173407A1 (en) | Washing machine and control method | |
| CN104074023A (en) | Washing machine and clothes washing control method | |
| CN104947384B (en) | A kind of washing machine flocculation plant and washing machine with self-cleaning function | |
| CN104947386A (en) | Washing machine with flocculation and filtration module and control method | |
| CN104420123A (en) | Washing machine with flocculation circulating water function | |
| CN104975475B (en) | A kind of filter mesh for washer self cleaning method and washing machine | |
| CN104060435A (en) | Washing control method and washing machine | |
| CN105088641B (en) | A kind of washing machine cycles water treating module and washing machine | |
| CN203049280U (en) | Tidal type flow washing full-automatic washing machine | |
| CN104947375A (en) | Washing machine circulating filtration cleaning devices and cleaning method | |
| CN105696259A (en) | A flocculation bucket self-cleaning control method for a washing machine and a washing machine | |
| CN104947376B (en) | A kind of washing machine flocculation cleaning agitating device and control method | |
| CN105274793B (en) | A kind of the flocculation container stirring structure and washing machine of washing machine | |
| CN214458930U (en) | Washing equipment based on water-saving spray rinsing system | |
| CN102720023B (en) | Electric laundry device and operation method thereof | |
| WO2017128949A1 (en) | Laundry machine employing coagulation |
Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C06 | Publication | ||
| PB01 | Publication | ||
| C41 | Transfer of patent application or patent right or utility model | ||
| TA01 | Transfer of patent application right |
Effective date of registration: 20160819 Address after: 266101 Haier Industrial Park, No. 1, Haier Road, hi tech park, Laoshan District, Shandong, China Applicant after: Qingdao Haier Washing Machine Co., Ltd. Address before: 266101 Haier Industrial Park, Haier Road, Laoshan District, Shandong, Qingdao, China Applicant before: haier group corporation Applicant before: Qingdao Haier Washing Machine Co., Ltd. |
|
| SE01 | Entry into force of request for substantive examination | ||
| SE01 | Entry into force of request for substantive examination | ||
| GR01 | Patent grant | ||
| GR01 | Patent grant |