CN109898292B - Water-breakthrough-preventing water flushing waterway and washing machine - Google Patents
Water-breakthrough-preventing water flushing waterway and washing machine Download PDFInfo
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- CN109898292B CN109898292B CN201711307836.6A CN201711307836A CN109898292B CN 109898292 B CN109898292 B CN 109898292B CN 201711307836 A CN201711307836 A CN 201711307836A CN 109898292 B CN109898292 B CN 109898292B
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- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 title claims abstract description 323
- 238000011010 flushing procedure Methods 0.000 title claims abstract description 49
- 238000005406 washing Methods 0.000 title claims abstract description 20
- 230000000903 blocking effect Effects 0.000 claims abstract description 22
- 239000007921 spray Substances 0.000 claims abstract description 17
- 238000000034 method Methods 0.000 claims abstract description 9
- 230000002265 prevention Effects 0.000 claims abstract description 6
- 238000010030 laminating Methods 0.000 claims abstract description 5
- 238000005507 spraying Methods 0.000 claims description 4
- 238000007599 discharging Methods 0.000 claims description 2
- 210000003205 muscle Anatomy 0.000 description 9
- 239000003599 detergent Substances 0.000 description 6
- 238000004519 manufacturing process Methods 0.000 description 3
- 241000463219 Epitheca Species 0.000 description 2
- 230000004888 barrier function Effects 0.000 description 2
- 238000009792 diffusion process Methods 0.000 description 2
- 230000000694 effects Effects 0.000 description 2
- 239000007788 liquid Substances 0.000 description 2
- 230000001154 acute effect Effects 0.000 description 1
- 239000000654 additive Substances 0.000 description 1
- 230000000996 additive effect Effects 0.000 description 1
- 230000004075 alteration Effects 0.000 description 1
- 230000009286 beneficial effect Effects 0.000 description 1
- 230000007547 defect Effects 0.000 description 1
- 238000010586 diagram Methods 0.000 description 1
- 239000006185 dispersion Substances 0.000 description 1
- 239000003657 drainage water Substances 0.000 description 1
- 238000006467 substitution reaction Methods 0.000 description 1
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Abstract
The invention relates to a water cross-flushing prevention water channel which comprises two water inlet spray heads arranged in a staggered mode at a certain inclination angle, and a water flushing water channel for outflow of counter-flushing water flow formed by water outflow of the two water inlet spray heads simultaneously, wherein water outflow water channels for outflow of independent water outflow of the two water inlet spray heads are respectively arranged on two sides of the water flushing water channel; the end downside of intaking in water route is equipped with fretwork portion respectively, and the end of intaking still is equipped with and blocks the structure to at the rivers outflow in-process of offset guide laminating water route inner wall, to the water route of flowing of water route orientation cluster water through fretwork portion outflow water route. Through the arrangement, the water flowing and mixing flow diffused when the offset flow is generated is guided to the hollow part by the blocking structure, so that the water flowing and mixing of the offset flow is completely guided to the outside of the hollow part, and the purpose that the water flowing and mixing flow in the offset flow process is guided to the outside of the water channel and the water channel is prevented from generating the water flowing and mixing phenomenon is achieved. The invention also introduces a washing machine which comprises a water inlet box, wherein the water inlet box is provided with the water flushing waterway for preventing water from flowing.
Description
Technical Field
The invention relates to the field of washing machines, in particular to a water inlet waterway for a detergent putting device applied to a washing machine, and particularly relates to a water flushing waterway which has various water inlet flows and is capable of preventing water from mixing.
Background
The water path structure used on the present washing machine putting device is generally designed to adopt two mutually independent water inlet nozzles, and electromagnetic valves for controlling on-off are respectively installed at the positions of the water inlet nozzles, so that the two water inlet nozzles can independently or simultaneously discharge water, and the purpose of obtaining 3 different flow water flows by utilizing 2 electromagnetic valves is further realized. Because the waterway structure of above-mentioned mode, the solenoid valve is installed to 3 different waterways one-to-one correspondence respectively to the waterway structure that obtains 3 kinds of different rivers has reduced the cost of product, so, has obtained extensive popularization on current washing machine.
However, the above-mentioned waterway structure using two electromagnetic valves to obtain three different water flows still has the following problems: when opening two solenoid valves simultaneously and carry out the offset in order to obtain the third and finally correspond the rivers that go out promptly, the offset rivers lead to partial rivers dispersion to flow because of corresponding dynamics easily, make the water of offset easily splash in other play water route, and then lead to the emergence of water mixing phenomenon. And after the water cross phenomenon occurs, the additive which does not need to be put in the washing machine detergent putting device is put in or the water storage problem in the putting cavity occurs.
At present, in the industry of the existing washing machine, the existing products can not fundamentally solve the problems on a water path through the technical scheme, and basically have the phenomenon of water mixing in different degrees, so that although the production cost of the washing machine is reduced, the defects and risks of user experience are brought.
In view of the above, the present invention is particularly proposed.
Disclosure of Invention
The invention aims to provide a water-crossing-preventing water flushing waterway, which aims to prevent water-crossing water current of the water flushing waterway from flowing into other water outlet waterways and further achieve the purpose of avoiding the water-crossing phenomenon.
In order to realize the purpose, the invention adopts the following technical scheme:
a water cross-flushing preventing water flushing waterway comprises two water inlet spray heads which are arranged in a staggered mode at a certain inclination angle, and a water flushing waterway for allowing opposite flushing water flows formed by water outlet of the two water inlet spray heads to flow out, wherein water outlet waterways for allowing independent water flows of the two water inlet spray heads to flow out correspondingly are respectively arranged on two sides of the water flushing waterway; the end downside of intaking in water route is equipped with fretwork portion respectively, and the end of intaking still is equipped with and blocks the structure to at the rivers outflow in-process of offset guide laminating water route inner wall, to the water route of flowing of water route orientation cluster water through fretwork portion outflow water route.
Furthermore, the two water outlet waterways are coaxially arranged in one-to-one correspondence with the two water inlet nozzles, and the flushing waterway is arranged between the two water outlet waterways; preferably, the axis of the water inlet end of the flushing waterway coincides with the median line of an included angle between the axes of the two water inlet spray heads.
Furthermore, the downside of the water inlet end of the water outlet waterway is a hollow part, and the distance between the hollow part and the water inlet nozzle is smaller than the jet distance of the water outlet flow at the water inlet nozzle.
Furthermore, the both sides wall of the end of intaking in the water route of going out is equipped with vertical extension, to the convex side manger plate muscle in water route center respectively, and the side manger plate muscle sets up in the corresponding top of fretwork portion to the cluster that blocks the offset rivers flows in the water route along the water route lateral wall, and along the fretwork portion discharge of side manger plate muscle guide flow direction below.
Furthermore, the water retaining ribs on the two sides are spaced at a certain distance for the water outlet flow flowing out from the water retaining ribs on the two sides to flow into the water outlet channel when the corresponding water inlet spray head independently discharges water.
Furthermore, a plurality of side water retaining ribs are respectively arranged on two side walls of the water inlet end of the water outlet waterway, and gaps between the side water retaining ribs and the side walls on the opposite sides of the water outlet waterway extend along the spraying direction of the independent water flow of the corresponding water inlet spray head.
Furthermore, the roof in water route goes out is equipped with downward convex last manger plate muscle, goes up the manger plate muscle and sets up in the corresponding top of fretwork portion to the cluster water that blocks the offset water flow flows into the water route along the water route roof in, and follow the fretwork portion discharge of last manger plate muscle guide flow direction below.
Furthermore, the top wall of the water outlet waterway is provided with a plurality of sections of water retaining ribs which are arranged in parallel at intervals.
The invention also provides a washing machine which comprises a water inlet box, wherein the water inlet box is provided with any one of the anti-cross-flow water flushing water paths.
Furthermore, the water-jetting-preventing water channel is communicated with the inside of the water box through the hollow part so as to enable the water-jetting water flow flowing out of the hollow part to flow to the lower part of the water box.
Compared with the prior art, the invention has the following beneficial effects:
through the above setting to make two shower nozzles of intaking go out water simultaneously and produce the offset rivers, the cluster rivers that the diffusion when making the production offset rivers are guided by the barrier structure and are flowed to fretwork portion, and then realize that the cluster of offset rivers is whole to be guided outside fretwork portion, reach the cluster rivers of offset rivers in-process and are guided to the water route outside, prevent that the water route from producing the purpose that the cluster water phenomenon takes place.
Meanwhile, the invention has simple structure and obvious effect and is suitable for popularization and application.
Drawings
The accompanying drawings, which are included to provide a further understanding of the invention, are incorporated in and constitute a part of this specification, illustrate embodiments of the invention and together with the description serve to explain the invention without limiting the invention to the right. It is obvious that the drawings in the following description are only some embodiments, and that for a person skilled in the art, other drawings can be derived from them without inventive effort. In the drawings:
FIG. 1 is a schematic diagram illustrating a water leakage prevention waterway structure in an embodiment of the invention;
FIG. 2 is a schematic cross-sectional view illustrating a cross-sectional structure of the anti-cross-flow waterway structure in the embodiment of the present invention;
fig. 3 shows a schematic view of the structure of the flush water outflow according to the embodiment of the present invention.
The main element names in the drawings are as follows: the water-saving toilet bowl comprises a water inlet spray head, a water outlet waterway, a water flushing waterway, a hollow-out part, a side water blocking rib, an upper water blocking rib, a waterway lower shell and a waterway upper shell, wherein the water inlet spray head is 1, the water outlet waterway is 2, the water flushing waterway is 3, the hollow-out part is 4, the side water blocking rib is 5, the upper water blocking rib is 6, the waterway lower shell is 10, and the waterway upper shell is 20.
It should be noted that the drawings and the description are not intended to limit the scope of the inventive concept in any way, but to illustrate it by a person skilled in the art with reference to specific embodiments.
Detailed Description
In order to make the objects, technical solutions and advantages of the embodiments of the present invention clearer, the technical solutions in the embodiments are clearly and completely described below, and the following embodiments are used for illustrating the present invention and are not used for limiting the scope of the present invention.
As shown in fig. 1-3, an embodiment of the present invention introduces a cross-flow-preventing water-flushing waterway, which includes two water-inlet nozzles 1 arranged in a staggered manner at a certain inclination angle, a water-flushing waterway 3 for allowing counter-flushing water streams formed by water discharged from the two water-inlet nozzles 1 to flow out, and water-discharging waterways 2 for allowing independent water streams of the two water-inlet nozzles 1 to flow out correspondingly are respectively arranged at two sides of the water-flushing waterway 3; go out water route 2 the end downside of intaking and be equipped with fretwork portion 4 respectively, the end of intaking in water route 2 still is equipped with and blocks the structure to the cluster water that flows to play water route 2 orientation guiding laminating water route inner wall, to play water route flows out the water route through fretwork portion 4 in the efflux process of offset water.
Through the above setting to make two shower nozzles of intaking go out water simultaneously and produce the offset rivers, the cluster rivers that the diffusion when making the production offset rivers are guided by the barrier structure and are flowed to fretwork portion, and then realize that the cluster of offset rivers is whole to be guided outside fretwork portion, reach the cluster rivers of offset rivers in-process and are guided to the water route outside, prevent that the water route from producing the purpose that the cluster water phenomenon takes place.
Example one
As shown in fig. 1 to 3, the embodiment introduces a cross-flow-preventing water flushing waterway, which includes two water inlet nozzles 1 arranged in a staggered manner with a certain inclination angle, and a water flushing waterway 3 for allowing opposite flushing water flows formed by water from the two water inlet nozzles 1 to flow out, wherein two sides of the water flushing waterway 3 are respectively provided with a water outlet waterway 2 for allowing independent water flows from the two water inlet nozzles 1 to flow out correspondingly; go out water route 2 the end downside of intaking and be equipped with fretwork portion 4 respectively, the end of intaking in water route 2 still is equipped with and blocks the structure to at the rivers outflow in-process of offset guide laminating water route inner wall, to the water route 4 outflow water routes of shui that the water route direction flows.
In this embodiment, two water route 2 and the coaxial setting of two 1 one-to-one of shower nozzle of intaking, wash by water 3 and locate between two water route 2, wash by water 3's the water inlet end direction and two 1 coaxial settings of the produced opposite flushing rivers direction of the shower nozzle of intaking simultaneously play water to make the opposite flushing rivers directly flow into in the water route 3 of washing by water. Preferably, the included angle between the axes of the two water inlet nozzles 1 is an acute angle smaller than 60 degrees, and the water outlets of the two water inlet nozzles 1 are arranged close to each other, so that the water flows of the two water inlet nozzles during water outlet simultaneously are opposite to each other and combined to form a pair of opposite water flows.
Preferably, in this embodiment, the flow velocity and the flow rate of the water flows sprayed by the two water inlet nozzles 1 are the same, and the median line of the included angle between the axis of the water inlet end of the flushing water channel 3 and the axis of the two water inlet nozzles 1 is overlapped, so that two water flows with the same flow velocity and flow rate form a counter flushing water flow which is sprayed and flows in the median line direction after being counter flushed. Further preferably, the water inlet end of the flushing waterway 3 is in an open shape with gradually increasing diameter outwards, so that the opposite flushing water flows into the flushing waterway.
In this embodiment, go out water route 2 and intake spray head 1 and all locate in the same horizontal plane, and go out the water route 2 the end of intaking sets up with intake spray head 1's delivery port direction relatively to the end is intake in the play water route that the play rivers flow direction that realizes flowing from intake spray head corresponds, and then reaches the purpose that the water route flows.
In this embodiment, the end downside of intaking in water route 2 is fretwork portion 4, and the distance between fretwork portion 4 and the shower nozzle 1 of intaking is less than the jet distance of the play rivers of shower nozzle 1 department of intaking to when making an independent shower nozzle play water, the play rivers that correspond directly stride cross the fretwork portion 4 that the corresponding water route intake end was established, and flow into the play water route 2 of corresponding coaxial setting, and then reach the mesh that the shower nozzle 1 of intaking alone goes out water through the water route. In this embodiment, the hollow portion 4 is a corresponding opening communicating the inside and the outside of the waterway.
In this embodiment, the blocking structure includes: the end both sides wall of intaking in water route 2 is equipped with vertical extension respectively, to convex side manger plate 5 in water route center, side manger plate 5 sets up in the corresponding top of fretwork portion 4, in order to block the cluster water of offset rivers along the water route lateral wall flow in water route 2, and discharge along the fretwork portion 4 of side manger plate 5 guide flow direction below, in order to block the cluster rivers of produced horizontal direction of offset rivers, and drainage to discharge water route behind the fretwork portion 4, avoid the emergence of the 2 circumstances of both sides outlet water route of offset rivers inflow.
In this embodiment, preferably, the water retaining ribs 5 on the two sides are located on the same vertical plane, and the water retaining ribs 5 on the two sides are spaced by a certain distance, so that the effluent water flow flowing out when the corresponding water inlet nozzle 1 alone discharges water flows into the effluent water path 2 from the space between the water retaining ribs 5 on the two sides.
In this embodiment, it is further preferable that a plurality of side water-retaining ribs 5 are respectively disposed on two side walls of the water inlet end of the water outlet channel 2, and a gap between each side water-retaining rib 5 and the side wall on the opposite side of the water outlet channel 2 extends along the spraying direction of the single water flow of the corresponding water inlet nozzle 1.
In this embodiment, the roof in play water route 2 is equipped with downward convex last manger plate muscle 6, goes up manger plate muscle 6 and sets up in the corresponding top of fretwork portion 4, in order to block the cluster water of offset rivers and flow into play water route 2 along the water route roof, and discharge along last manger plate muscle 6 guide towards fretwork portion 4 below, in order to block and drain to the drainage water route behind 4 of fretwork portion to the cluster water of the produced vertical direction of offset rivers, avoid the emergence of the both sides play water route condition of offset rivers inflow. Meanwhile, when the water inlet nozzle 1 discharges water independently, the spraying direction of the discharged water flow is lower than the lower side edge of the upper water blocking rib 6, so that the occurrence of the situation that the discharged water flow interferes with the upper water blocking rib 6 and the water cannot flow into the water inlet nozzle 1 independently is avoided.
In this embodiment, preferably, the top wall of the water outlet waterway 2 is provided with a plurality of sections of upper water retaining ribs 6 arranged at intervals in parallel, so as to further improve the effect of blocking the convection water stream and further effectively prevent the waterway from generating the water stream.
In this embodiment, preferably, the upper water blocking rib 6 and the side water blocking rib 5 are arranged in a staggered manner, so that interference between water flows generated when the two guide the water cross flow of the side wall or the top wall of the water channel is avoided, and further the comprehensiveness of blocking the water cross flow by the blocking structure is effectively ensured.
Example two
As shown in fig. 1 and 2, the present embodiment describes a washing machine, which includes a water inlet box, a detergent box is installed in the water inlet box, a water cross-flow prevention water path as described in the first embodiment is provided on the water inlet box, two water inlet nozzles 1 in the water cross-flow prevention water path are communicated with a water inlet structure of the washing machine, so that the water inlet flow of the washing machine is guided into the water path; the flushing water channel 3 and the two water outlet channels 2 in the water cross-flow preventing flushing water channel are respectively communicated with corresponding liquid storage cavities in the detergent box so as to flush the detergent to be put in corresponding categories in the corresponding liquid storage cavities into the lower part of the water box and flow into a washing barrel of the washing machine through a pipeline arranged at the bottom of the water box, thereby achieving the purpose of putting the detergent in.
In this embodiment, the water-breakthrough-preventing water passage is installed at the top of the water box, and the water-breakthrough-preventing water passage is communicated with the inside of the water box through the hollow portion 4, so that the water breakthrough-preventing water flow flowing out of the hollow portion 4 flows to the lower portion of the water box and then flows into the washing cylinder.
In this embodiment, the water box top is equipped with the upper cover, and the inside waterway structure that is equipped with of upper cover, the upper cover comprises water route epitheca 20 and water route inferior valve 10 of mutual lock from top to bottom, and the inner space of looks centre gripping forms sealed waterway structure between water route epitheca 20 and the water route inferior valve 10, and waterway structure's part constitutes room cluster water bath water route.
Although the present invention has been described with reference to a preferred embodiment, it should be understood that various changes, substitutions and alterations can be made herein without departing from the spirit and scope of the invention as defined by the appended claims.
Claims (11)
1. A water cross-flushing preventing water flushing waterway comprises two water inlet spray heads which are arranged in a staggered mode at a certain inclination angle, and a water flushing waterway for allowing opposite flushing water flows formed by water outlet of the two water inlet spray heads to flow out, wherein water outlet waterways for allowing independent water flows of the two water inlet spray heads to flow out correspondingly are respectively arranged on two sides of the water flushing waterway; the method is characterized in that: the end downside of intaking in water route is equipped with fretwork portion respectively, and the end of intaking still is equipped with and blocks the structure to at the rivers outflow in-process of offset guide laminating water route inner wall, to the water route of flowing of water route orientation cluster water through fretwork portion outflow water route.
2. The water breakthrough prevention waterway of claim 1, wherein the two water outlet waterway and the two water inlet nozzles are coaxially arranged in a one-to-one correspondence manner, and the flushing waterway is arranged between the two water outlet waterways.
3. The anti-cross-flow water flushing waterway of claim 2, wherein the axis of the water inlet end of the flushing waterway coincides with the median line of the included angle between the axes of the two water inlet nozzles.
4. The water-breakthrough-preventing water circuit according to any one of claims 1 to 3, wherein the lower side of the water inlet end of the water outlet circuit is a hollow part, and the distance between the hollow part and the water inlet nozzle is smaller than the jet distance of the water outlet flow at the water inlet nozzle.
5. The water-breakthrough-preventing water channel according to any one of claims 1 to 3, wherein two side walls of the water inlet end of the water channel are respectively provided with a side water blocking rib which extends vertically and protrudes toward the center of the water channel, and the side water blocking ribs are arranged above the hollow parts so as to block the water breakthrough of the opposite flushing water flow from flowing into the water channel along the side walls of the water channel and being discharged from the hollow parts which flow downward along the direction guided by the side water blocking ribs.
6. The anti-cross-flow water-flush waterway of claim 5, wherein the water-blocking ribs on the two sides are spaced apart from each other by a distance, so that the outlet water flow flowing out when the corresponding water inlet nozzle is discharging water independently flows into the outlet waterway from the space between the water-blocking ribs on the two sides.
7. The anti-cross-flow water flushing waterway of claim 5, wherein a plurality of side water blocking ribs are respectively disposed on two side walls of the water inlet end of the water outlet waterway, and a gap between each side water blocking rib and the side wall of the water outlet waterway opposite to each other extends along the spraying direction of the independent water flow of the corresponding water inlet nozzle.
8. The water breakthrough prevention waterway according to any one of claims 1 to 3, wherein the top wall of the water discharge waterway is provided with an upper water blocking rib protruding downward, and the upper water blocking rib is disposed above the hollow portion to block the breakthrough of the opposite water flow from flowing into the water discharge waterway along the top wall of the waterway and being discharged along the hollow portion guided by the upper water blocking rib to flow downward.
9. The anti-cross-flow water flushing waterway of claim 8, wherein the top wall of the water outlet waterway is provided with a plurality of sections of upper water blocking ribs arranged in parallel at intervals.
10. A washing machine, it includes into the water box, its characterized in that: the water inlet box is provided with the water flushing waterway for preventing water leakage according to any one of the claims 1 to 9.
11. The washing machine as claimed in claim 10, wherein the water passage for preventing the water from flowing through is communicated with an inside of the water tub through the hollow portion to flow the water flowing through from the hollow portion toward a lower portion of the water tub.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201711307836.6A CN109898292B (en) | 2017-12-11 | 2017-12-11 | Water-breakthrough-preventing water flushing waterway and washing machine |
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201711307836.6A CN109898292B (en) | 2017-12-11 | 2017-12-11 | Water-breakthrough-preventing water flushing waterway and washing machine |
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| CN109898292A CN109898292A (en) | 2019-06-18 |
| CN109898292B true CN109898292B (en) | 2022-04-26 |
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Families Citing this family (9)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN112301668B (en) * | 2019-08-02 | 2022-07-29 | 青岛海尔洗衣机有限公司 | Automatic putting device and washing machine |
| CN112301667B (en) * | 2019-08-02 | 2022-07-29 | 青岛海尔洗衣机有限公司 | Additive feeding device and washing machine |
| CN112301670B (en) * | 2019-08-02 | 2024-01-16 | 青岛海尔洗衣机有限公司 | Additive feeding device and washing machine |
| EP4008826B1 (en) * | 2019-08-02 | 2024-06-19 | Chongqing Haier Washing Machine Co., Ltd. | Additive dispensing apparatus and clothes washing machine |
| EP4180563A1 (en) * | 2019-08-02 | 2023-05-17 | Qingdao Haier Washing Machine Co., Ltd. | Additive feeding device and washing machine |
| CN112301666B (en) * | 2019-08-02 | 2022-08-09 | 青岛海尔洗衣机有限公司 | Additive feeding device and washing machine |
| CN112709054B (en) * | 2019-10-25 | 2024-05-17 | 重庆海尔滚筒洗衣机有限公司 | Water inlet device and washing machine |
| CN112709055B (en) * | 2019-10-25 | 2024-04-05 | 重庆海尔滚筒洗衣机有限公司 | Water inlet device and washing machine |
| CN114164624B (en) * | 2020-09-11 | 2023-03-07 | 无锡小天鹅电器有限公司 | Distributor, water inlet system and clothes treatment device |
Family Cites Families (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| DE19503589A1 (en) * | 1995-02-03 | 1996-08-08 | Bosch Siemens Hausgeraete | Water supply device for a water-bearing household appliance |
| KR20050118894A (en) * | 2004-06-15 | 2005-12-20 | 삼성전자주식회사 | Washing machine having a detergent feeding device |
| KR101882177B1 (en) * | 2011-08-26 | 2018-07-26 | 삼성전자주식회사 | Water supply apparatus and washing machine having the same |
| JP6378940B2 (en) * | 2014-06-09 | 2018-08-22 | シャープ株式会社 | Drum washing machine |
| CN206090095U (en) * | 2016-08-03 | 2017-04-12 | 松下家电研究开发（杭州）有限公司 | Washing machine's detergent cartridge assembly and washing machine thereof |
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Effective date of registration: 20220323 Address after: 230601 no.3456, Shixin Road, economic and Technological Development Zone, Hefei City, Anhui Province Applicant after: Hefei Haier Drum Washing Machine Co.,Ltd. Applicant after: Haier Smart Home Co., Ltd. Address before: 266101 Haier Industrial Park, 1 Haier Road, Laoshan District, Shandong, Qingdao Applicant before: QINGDAO HAIER WASHING MACHINE Co.,Ltd. |
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