CN107419474B - Impeller assembly and washing machine - Google Patents
Impeller assembly and washing machine Download PDFInfo
- Publication number
- CN107419474B CN107419474B CN201710579969.2A CN201710579969A CN107419474B CN 107419474 B CN107419474 B CN 107419474B CN 201710579969 A CN201710579969 A CN 201710579969A CN 107419474 B CN107419474 B CN 107419474B
- Authority
- CN
- China
- Prior art keywords
- impeller
- runner
- rotating wheel
- pulsator
- support
- 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.)
- Active
Links
Images
Classifications
-
- 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
- D06F17/06—Washing machines having receptacles, stationary for washing purposes, wherein the washing action is effected solely by circulation or agitation of the washing liquid by rotary impellers
- D06F17/10—Impellers
-
- 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
- D06F17/06—Washing machines having receptacles, stationary for washing purposes, wherein the washing action is effected solely by circulation or agitation of the washing liquid by rotary impellers
-
- 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
- D06F39/00—Details of washing machines not specific to a single type of machines covered by groups D06F9/00 - D06F27/00
Landscapes
- Engineering & Computer Science (AREA)
- Textile Engineering (AREA)
- Structures Of Non-Positive Displacement Pumps (AREA)
- Accessory Of Washing/Drying Machine, Commercial Washing/Drying Machine, Other Washing/Drying Machine (AREA)
Abstract
The invention discloses an impeller assembly and a washing machine. The impeller subassembly includes impeller, runner support and runner, the runner support with the connection can be dismantled to the impeller, the runner centre gripping in the runner support reaches between the impeller, the runner can be relative the runner support rotates. The impeller assembly clamps the rotating wheel between the impeller and the rotating wheel through the rotating wheel bracket, so that stress concentration is avoided, and the damage of the impeller assembly is prevented. The rotating wheel bracket is detachably connected with the impeller, so that sundries such as thread scraps deposited in the rotating wheel can be conveniently and regularly cleaned, the phenomenon that the rotating wheel is clamped and cannot normally work is avoided, and the scrubbing effect of the washing machine is ensured. The runner is clamped and fixed through the runner bracket, so that the problem of large shaking amplitude of the runner can be avoided, and the scrubbing effect of the runner is improved.
Description
Technical Field
The invention relates to the technical field of washing machines, in particular to an impeller assembly and a washing machine.
Background
Washing machines can be classified into pulsator washing machines and drum washing machines according to the operation principle. The drum bottom of the impeller washing machine is provided with a disk impeller, and the impeller is provided with convex ribs. The impeller rotates forwards or backwards under the driving of the motor, so that water flow in the barrel forms vortex which rotates rightwards and leftwards occasionally, and the clothes are driven to rotate or roll, and the clothes are cleaned.
The existing impeller washing machine is also provided with a rotating wheel, the rotating wheel is fixed with an impeller shaft in the middle of the impeller through a clamping claw, the rotating wheel can rotate relative to the impeller, and the surface of the rotating wheel is provided with a convex structure. In the working process of the washing machine, the water flow and clothes drive the rotating wheel to rotate, and the protruding structures on the surface of the rotating wheel have a scrubbing effect on the clothes, so that the overall cleaning performance of the washing machine is improved.
At present, a rotating wheel and a wave wheel of a washing machine are fixed through clamping jaws, stress at the clamping jaws is concentrated, the clamping jaws are very easy to break, the center of the rotating wheel is matched with the clamping jaws of a wave wheel shaft, the small-amplitude shaking of the center of the rotating wheel can cause the shaking of the edge of the rotating wheel in a larger amplitude in the rotating process, the noise is high in the working process, and the washing effect of the rotating wheel on clothes can be influenced.
In addition, along with the extension of the service life of the pulsator washing machine, sundries such as thread scraps can be deposited in the rotating wheel, so that the rotating wheel cannot normally rotate, and the rotating wheel cannot be detached due to the fact that the rotating wheel is matched and fixed with the clamping shaft on the impeller shaft, so that the normal work of the washing machine is affected.
Disclosure of Invention
The invention provides a wave wheel assembly, wherein a wave wheel is detachably connected with a rotating wheel, so that sundries such as thread scraps in the rotating wheel can be conveniently cleaned, the fixing mode of the rotating wheel is reliable, and stress concentration, fracture and damage and the like are avoided.
In order to achieve the purpose, the invention adopts the following technical scheme:
the utility model provides a rotary wheel subassembly, includes impeller, runner support and runner, the runner support with the connection can be dismantled to the impeller, the runner centre gripping in the runner support reaches between the impeller, the runner can be relative the runner support rotates.
Wherein, the impeller is fixedly connected with the rotating wheel bracket through screws.
The impeller comprises a impeller body, wherein a boss is arranged in the middle of the impeller body, a first threaded hole is formed in the boss, a first connecting hole is formed in the corresponding position of the first threaded hole of the rotating wheel support, and the rotating wheel support is fixed with the impeller body through screws sequentially penetrating through the first connecting hole and the first threaded hole.
The inner side of the rotating wheel is convexly provided with an abutting part, the rotating wheel is sleeved outside the rotating wheel support, and the lower surface of the edge of the rotating wheel support abuts against the upper surface of the abutting part.
The impeller comprises a rotating wheel, a impeller body and a gasket, wherein the gasket is arranged between the impeller and the lower port of the rotating wheel and fixed with the impeller.
The impeller is provided with a second threaded hole, the gasket is provided with a second connecting hole at the corresponding position of the second threaded hole, and the gasket is fixed with the impeller through screws sequentially penetrating through the second connecting hole and the second threaded hole.
The impeller is provided with a positioning bulge, and the gasket is provided with a positioning groove matched with the positioning bulge.
The impeller cover is buckled at the upper port of the rotating wheel.
The upper end surface of the rotating wheel is inwards sunken to form a clamping groove, the impeller cover is provided with a fixing protrusion, and the fixing protrusion is matched with the clamping groove.
A second object of the present invention is to provide a washing machine, in which a pulsator is detachably connected to a rotary wheel, so that it is convenient to clean debris such as thread scraps in the rotary wheel, and the rotary wheel is reliably fixed to avoid stress concentration, fracture, damage, and the like.
In order to achieve the purpose, the invention adopts the following technical scheme:
a washing machine comprises the impeller assembly.
Has the advantages that: the invention provides a pulsator assembly and a washing machine. The impeller subassembly includes impeller, runner support and runner, the runner support with the connection can be dismantled to the impeller, the runner centre gripping in the runner support reaches between the impeller, the runner can be relative the runner support rotates. The impeller assembly clamps the rotating wheel between the impeller and the rotating wheel through the rotating wheel bracket, so that stress concentration is avoided, and the damage of the impeller assembly is prevented. The rotating wheel bracket is detachably connected with the impeller, so that sundries such as thread scraps deposited in the rotating wheel can be conveniently and regularly cleaned, the phenomenon that the rotating wheel is clamped and cannot normally work is avoided, and the scrubbing effect of the washing machine is ensured. The runner is clamped and fixed through the runner bracket, so that the problem of large shaking amplitude of the runner can be avoided, and the scrubbing effect of the runner is improved.
Drawings
Fig. 1 is a front view of a pulsator assembly provided in embodiment 1 of the present invention;
fig. 2 is a top view of a pulsator assembly provided in embodiment 1 of the present invention;
FIG. 3 is a sectional view taken along line A-A of FIG. 2;
FIG. 4 is an enlarged view of a portion of FIG. 3 at B;
fig. 5 is an exploded view of a pulsator assembly according to embodiment 1 of the present invention;
fig. 6 is an exploded view of a pulsator assembly provided in embodiment 1 of the present invention;
fig. 7 is a partially enlarged view at C in fig. 6.
Wherein:
1. an impeller; 11. a boss; 111. a first threaded hole; 12. a second threaded hole; 13. a rotating shaft; 14. positioning the projection;
2. a rotating wheel; 21. an abutting portion; 22. a card slot;
3. a rotating wheel bracket; 31. a first connection hole;
4. a gasket; 41. a second connection hole; 42. a positioning groove;
5. a wave wheel cover; 51. and fixing the projection.
Detailed Description
In order to make the technical problems solved, the technical solutions adopted and the technical effects achieved by the present invention clearer, the technical solutions of the present invention are further described below by way of specific embodiments with reference to the accompanying drawings.
Example 1
As shown in fig. 1-7, the present embodiment provides a pulsator assembly, which includes a pulsator 1, a rotor holder 3 and a rotor 2, wherein the rotor holder 3 is detachably connected to the pulsator 1, the rotor 2 is clamped between the rotor holder 3 and the pulsator 1, and the rotor 2 is capable of rotating relative to the rotor holder 3.
This impeller subassembly passes through runner support 3 with runner 2 centre gripping between impeller 1 and runner 2, and is fixed through the jack catch among the prior art, has avoided stress concentration to prevent that the impeller subassembly from damaging. The rotating wheel support 3 is detachably connected with the impeller 1, and the rotating wheel 2 can be detached after the rotating wheel support 3 is detached because the rotating wheel 2 is clamped between the rotating wheel support 3 and the impeller 1, so that sundries such as thread scraps deposited in the rotating wheel 2 can be conveniently and regularly cleaned, and the rotating wheel 2 is prevented from being clamped to be incapable of normally working, thereby ensuring the scrubbing effect of the washing machine. The rotating wheel 2 is clamped and fixed through the rotating wheel support 3, so that the problem that the shaking amplitude of the rotating wheel 2 is large can be avoided, and the scrubbing effect of the rotating wheel 2 is improved.
Particularly, the impeller 1 and the rotating wheel bracket 3 can be fixedly connected through screws, the screws are fixedly and reliably connected, the structure is simple, and the disassembly and the assembly are convenient. In this embodiment, a protrusion corresponding to the rotating shaft 13 of the impeller 1 is disposed in the middle of the impeller 1, and the rotating shaft 13 of the impeller 1 is fixed to the middle of the impeller 1 by the bottom of the impeller 1, so as to drive the impeller 1 to rotate. In order to make the rotating wheel 2 rotate under the driving of the water flow and the clothes in the inner tub, the rotating wheel 2 is generally arranged at the middle of the pulsator 1. In order to ensure that the rotating wheel bracket 3 is better matched and fixed with the wave wheel 1, the rotating wheel bracket 3 is of an annular disc structure, and an inner hole between the rotating wheels 2 is matched with a convex structure in the middle of the wave wheel 1.
For the convenience of fixing the rotary wheel support 3 and the impeller 1, a boss 11 is arranged in the middle of the impeller 1, the boss 11 is arranged around a protruding structure in the middle of the impeller 1, a first threaded hole 111 is formed in the boss 11, the rotary wheel support 3 is provided with a first connecting hole 31 at the corresponding position of the first threaded hole 111, and the rotary wheel support 3 is fixed with the impeller 1 through screws sequentially penetrating through the first connecting hole 31 and the first threaded hole 111. Through setting up boss 11, make things convenient for location and installation to runner support 3.
In order to clamp the rotating wheel 2 between the rotating wheel support 3 and the impeller 1 and to fix the position of the rotating wheel 2, the inner side of the rotating wheel 2 is convexly provided with an abutting part 21, the rotating wheel 2 is sleeved outside the rotating wheel support 3, and the lower surface of the edge of the rotating wheel support 3 abuts against the upper surface of the abutting part 21. The rotor 2 can be held between the rotor holder 3 and the pulsator 1 by the edge of the rotor holder 3 being fitted to the abutting portion 21, thereby fixing the position of the rotor 2. For making runner 2 can rotate under the drive of rivers or clothing, have certain clearance between runner 2 and the runner support 3 to prevent that runner 2 from being died by the card of runner support 3, the clearance should not be too big, only need satisfy can make runner 2 rotate can, thereby prevent that runner 2 from rocking amplitude too big, the noise production.
In this embodiment, runner support 3 has certain radial radius, and runner 2's butt portion 21 and runner support 3's edge cooperation for among the prior art 1 axle joints of impeller at runner 2 and impeller 1 center, runner support 3 leans on the external diameter part to block runner 2, has solved the big problem of the range of shaking of runner 2 to promote runner 2's washing effect with hands, reduce runner 2 noise at work.
For better improvement runner support 3 to the fixed effect of runner 2, the inboard butt portion 21 of runner 2 can encircle the protruding annular butt portion 21 that forms that establishes in inboard surface of runner 2, and annular butt portion 21 and the edge contact of runner support 3 improve the fixed effect of runner 2.
Because the rotating wheel 2 rotates relative to the impeller 1 in the working process, in order to prevent the rotating wheel 2 from wearing the impeller 1, the impeller assembly in the embodiment further comprises a gasket 4, and the gasket 4 is arranged between the lower ports of the impeller 1 and the rotating wheel 2 and is fixed with the impeller 1. The rotating wheel 2 is not contacted with the impeller 1, but contacted with the gasket 4, so that the abrasion of the impeller 1 can be avoided, the service life of the impeller 1 is prolonged, and the normal operation of the impeller 1 is ensured. Gasket 4 is the sheetmetal, has certain abrasion strength, and with low costs, and gasket 4 is worn and torn the back, can ensure through changing gasket 4 that the impeller subassembly can normally work.
The fixing of gasket 4 and impeller 1 also can be realized through the mode of screwed connection, and the fixed effect of screwed connection is reliable, and simple structure need not add other structure or retaining member, and is with low costs. Specifically, the pulsator 1 is provided with a second screw hole 12, the gasket 4 is provided with a second connection hole 41 at a corresponding position of the second screw hole 12, and the gasket 4 is fixed to the pulsator 1 by screws sequentially passing through the second connection hole 41 and the second screw hole 12. Through the screw fixation, it is convenient to dismantle, is convenient for change gasket 4 to guarantee the quality and the life of impeller subassembly.
For the location of making things convenient for gasket 4, impeller 1 can inwards cave in at the relevant position and form the stair structure of holding gasket 4, and gasket 4 prevents with annular step, makes things convenient for the location of gasket 4. In order to further facilitate the positioning of the gasket 4, the impeller 1 may further be provided with a positioning protrusion 14 at a corresponding position, and the gasket 4 is provided with a positioning groove 42 matched with the positioning protrusion 14. To avoid the positioning protrusion 14 from contacting the wheel 2 to affect the rotation of the wheel 2, the positioning groove 42 may be a notch extending inward from the edge of the pad 4, and the positioning protrusion 14 is matched with the notch on the edge of the pad 4, so as to avoid the positioning protrusion 14 from interfering with the rotation of the wheel 2.
On the basis, the impeller assembly in this embodiment further includes the impeller cover 5, and the impeller cover 5 is fastened to the upper port of the rotating wheel 2, so that the sundries such as thread scraps can be prevented from entering the rotating wheel 2, and the normal operation of the rotating wheel 2 is ensured. The upper end surface of the rotating wheel 2 is inwards sunken to form a clamping groove 22, the impeller cover 5 is provided with a fixing bulge 51, and the fixing bulge 51 is matched with the clamping groove 22. Ripples wheel cap 5 makes things convenient for the dismantlement of ripples wheel cap 5 and runner 2 through the fixed mode lock of fixed arch 51 and draw-in groove 22 complex at the last port of runner 2, the convenient inside thread scraps of regularly clearing up runner 2.
The embodiment also provides a washing machine comprising the impeller assembly. This impeller subassembly passes through runner support 3 with runner 2 centre gripping between impeller 1 and runner 2, and is fixed through the jack catch among the prior art, has avoided stress concentration to prevent that the impeller subassembly from damaging. The rotating wheel support 3 is detachably connected with the impeller 1, and the rotating wheel 2 can be detached after the rotating wheel support 3 is detached because the rotating wheel 2 is clamped between the rotating wheel support 3 and the impeller 1, so that sundries such as thread scraps deposited in the rotating wheel 2 can be conveniently and regularly cleaned, and the rotating wheel 2 is prevented from being clamped to be incapable of normally working, thereby ensuring the scrubbing effect of the washing machine. The rotating wheel 2 is clamped and fixed through the rotating wheel support 3, so that the problem that the shaking amplitude of the rotating wheel 2 is large can be avoided, and the scrubbing effect of the rotating wheel 2 is improved.
The above description is only a preferred embodiment of the present invention, and for those skilled in the art, the present invention should not be limited by the description of the present invention, which should be interpreted as a limitation.
Claims (7)
1. The impeller assembly is characterized by comprising an impeller (1), a runner support (3), a gasket (4) and a runner (2), wherein the runner support (3) is detachably connected with the impeller (1), the runner (2) is clamped between the runner support (3) and the impeller (1), the runner (2) can rotate relative to the runner support (3), the gasket (4) is arranged between the lower ports of the impeller (1) and the runner (2) and fixed with the impeller (1), the impeller (1) is provided with a positioning bulge (14), the gasket (4) is provided with a positioning groove (42) matched with the positioning bulge (14), the inner side of the runner (2) is convexly provided with an abutting part (21), the runner (2) is sleeved outside the runner support (3), and the lower surface of the edge of the runner support (3) abuts against the upper surface of the abutting part (21), the abutting part (21) on the inner side of the rotating wheel (2) is arranged around the inner side surface of the rotating wheel (2) in a protruding mode to form a ring shape.
2. The pulsator assembly according to claim 1, wherein the pulsator (1) is fixed to the pulsator support (3) by a screw.
3. The pulsator assembly as claimed in claim 2, wherein a boss (11) is provided at a middle portion of the pulsator (1), a first screw hole (111) is provided on the boss (11), the rotor holder (3) is provided with a first coupling hole (31) at a corresponding position to the first screw hole (111), and the rotor holder (3) is fixed to the pulsator (1) by screws sequentially passing through the first coupling hole (31) and the first screw hole (111).
4. The pulsator assembly as claimed in claim 1, wherein the pulsator (1) is provided with a second screw hole (12), the gasket (4) is provided with a second coupling hole (41) at a corresponding position of the second screw hole (12), and the gasket (4) is fixed to the pulsator (1) by a screw sequentially passing through the second coupling hole (41) and the second screw hole (12).
5. The pulsator assembly according to any one of claims 1 to 4, further comprising a pulsator cover (5), wherein the pulsator cover (5) is fastened to the upper port of the rotation wheel (2).
6. The pulsator assembly as claimed in claim 5, wherein the upper end surface of the rotation wheel (2) is recessed inwardly to form a catching groove (22), and the pulsator cover (5) is provided with a fixing protrusion (51), the fixing protrusion (51) being engaged with the catching groove (22).
7. A washing machine, characterized by comprising the pulsator assembly as claimed in any one of claims 1 to 6.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201710579969.2A CN107419474B (en) | 2017-07-17 | 2017-07-17 | Impeller assembly and washing machine |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201710579969.2A CN107419474B (en) | 2017-07-17 | 2017-07-17 | Impeller assembly and washing machine |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN107419474A CN107419474A (en) | 2017-12-01 |
| CN107419474B true CN107419474B (en) | 2022-06-21 |
Family
ID=60429914
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201710579969.2A Active CN107419474B (en) | 2017-07-17 | 2017-07-17 | Impeller assembly and washing machine |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN107419474B (en) |
Families Citing this family (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JP2019092881A (en) * | 2017-11-22 | 2019-06-20 | 青島海爾洗衣机有限公司ＱｉｎｇＤａｏ Ｈａｉｅｒ Ｗａｓｈｉｎｇ Ｍａｃｈｉｎｅ Ｃｏ．，Ｌｔｄ． | Washing machine |
Family Cites Families (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPS6411593A (en) * | 1987-07-06 | 1989-01-17 | Sanyo Electric Co | Washing machine |
| CN2498181Y (en) * | 2001-09-09 | 2002-07-03 | 海尔集团公司 | Wave-pan with detachable lining |
| CN101372803A (en) * | 2007-08-23 | 2009-02-25 | 惠而浦(中国)投资有限公司 | Washing machine having big and small wave wheels independently running |
| CN203229769U (en) * | 2013-05-04 | 2013-10-09 | Tcl家用电器（惠州）有限公司 | Washing machine impeller |
| MX2013014369A (en) * | 2013-12-06 | 2015-06-08 | Mabe Sa De Cv | Infuser with an integral coupler for use in automatic washing machines. |
| CN104911861B (en) * | 2014-03-11 | 2019-02-15 | 青岛海尔洗衣机有限公司 | It is a kind of to rotate freely impeller with accommodating chamber |
-
2017
- 2017-07-17 CN CN201710579969.2A patent/CN107419474B/en active Active
Also Published As
| Publication number | Publication date |
|---|---|
| CN107419474A (en) | 2017-12-01 |
Similar Documents
| Publication | Publication Date | Title |
|---|---|---|
| CN107419474B (en) | Impeller assembly and washing machine | |
| CN203263149U (en) | Impeller rotation type vegetable cleaning device | |
| KR101807295B1 (en) | Drum washing machine with shoes washing | |
| KR200402886Y1 (en) | Drain Pump for Washing Machine | |
| KR20130037410A (en) | Washing machine having impeller | |
| KR200469755Y1 (en) | apparatus for mounting grinding stone to mold polishing tool | |
| CN107137042B (en) | Upper spray arm | |
| CN208701372U (en) | A kind of fixation device of washing machine hose | |
| JPH01230394A (en) | Waste thread collecting device for electric washer | |
| CN108788335A (en) | A kind of outer silk burnisher of screw | |
| CN217973742U (en) | Washing machine with external water receiving module | |
| CN210085838U (en) | Outer barrel structure with filtering device | |
| CN102978876B (en) | A kind of spilling water filter cover of washing machine | |
| KR200314462Y1 (en) | Pulsator for washing machine | |
| KR102088030B1 (en) | Steam cleaning mechine driven by steam | |
| CN214005141U (en) | Make things convenient for washing machine chassis of quick replacement installation | |
| CN215457775U (en) | Connection structure of clean core of cask and staving | |
| CN111235830B (en) | Power output shaft connecting assembly and washing machine | |
| KR20160031595A (en) | Inlet valve of washing machine and method for manufacturing thereof | |
| CN211559989U (en) | Cleaning barrel capable of automatically separating and purifying dirty water | |
| CN219218423U (en) | Beating type washing machine | |
| CN211757228U (en) | Cleaning equipment is used in traditional chinese medicine production | |
| CN210331846U (en) | Bag type structure of precision filter | |
| CN108160548A (en) | Fluted disc automatic cleaning machine | |
| CN217758014U (en) | Washing machine inner barrel and washing machine |
Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| PB01 | Publication | ||
| PB01 | Publication | ||
| SE01 | Entry into force of request for substantive examination | ||
| SE01 | Entry into force of request for substantive examination | ||
| TA01 | Transfer of patent application right |
Effective date of registration: 20220516 Address after: 230601 200 prosperous road, Hefei economic and Technological Development Zone, Anhui Applicant after: HEFEI HAIER WASHING MACHINE Co.,Ltd. Applicant after: Haier Zhijia Co., Ltd Address before: 266101 Haier Industrial Park, 1 Haier Road, Laoshan District, Shandong, Qingdao Applicant before: QINGDAO HAIER WASHING MACHINE Co.,Ltd. |
|
| TA01 | Transfer of patent application right | ||
| GR01 | Patent grant | ||
| GR01 | Patent grant |