CN106702684B - Drainage structure of inter-barrel waterless washing machine and washing machine - Google Patents
Drainage structure of inter-barrel waterless washing machine and washing machine Download PDFInfo
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- CN106702684B CN106702684B CN201510772187.1A CN201510772187A CN106702684B CN 106702684 B CN106702684 B CN 106702684B CN 201510772187 A CN201510772187 A CN 201510772187A CN 106702684 B CN106702684 B CN 106702684B
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- water outlet
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- washing machine
- inner barrel
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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
- D06F39/00—Details of washing machines not specific to a single type of machines covered by groups D06F9/00 - D06F27/00
- D06F39/08—Liquid supply or discharge arrangements
- D06F39/083—Liquid discharge or recirculation arrangements
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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
- D06F39/00—Details of washing machines not specific to a single type of machines covered by groups D06F9/00 - D06F27/00
- D06F39/08—Liquid supply or discharge arrangements
- D06F39/087—Water level measuring or regulating devices
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- D06F2202/085—
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- D06F2204/084—
Abstract
The invention relates to a drainage structure of an inter-barrel waterless washing machine and the washing machine, wherein a plurality of water throwing holes are arranged on the upper part of an inner barrel close to the edge, at least one inner barrel water outlet is arranged at the bottom of the inner barrel, a telescopic drainage valve capable of plugging the inner barrel water outlet is arranged at the bottom of the outer barrel, an outer barrel water outlet is arranged at the bottom of the outer barrel, a washing machine water drainage pipeline is arranged at the outer barrel water outlet, an air chamber communicated with the inner barrel is arranged on the outer barrel, an air chamber water outlet capable of draining water in the air chamber is arranged in the air. The washing machine has the advantages of thorough drainage, no water residue, high drainage speed, avoidance of water retention between the inner barrel and the outer barrel, and avoidance of dirt adhering to the inner wall of the outer barrel. The water level detection is accurate, simple structure, and can not have residual water in the air chamber, and when avoiding using once more, the water level detection is inaccurate, also avoids residual water to breed the bacterium, through telescopic drain valve and interior bucket intercommunication, and avoids the thread scraps to block up.
Description
Technical Field
The invention relates to the field of washing machines, in particular to a drainage structure of a water-free washing machine between barrels and a washing machine.
Background
In the existing impeller type washing machine, the inner barrel is communicated with the inner barrel and the outer barrel through water permeable holes, the inner barrel is a washing barrel, the outer barrel is a water containing barrel, the water filled between the inner barrel and the side wall of the outer barrel does not participate in washing, the water really participating in washing is only the part in the inner barrel, so that the waste of water resources is large, and in addition, the concentration of a washing agent/washing powder in washing liquid can be reduced due to excessive water between the inner barrel and the outer barrel. Meanwhile, as water flow frequently enters and exits between the inner barrel and the outer barrel, after the continuous use, the area between the side walls of the inner barrel and the outer barrel also forms a space for storing dirt and dirt, and water scale in tap water, free substances of washing powder, cellulose of clothes, organic matters of human bodies, dust and bacteria brought by the clothes are easily remained between the side walls of the inner barrel and the outer barrel. The mold is a problem that a large amount of dirt accumulated in the long-term used washing machine is bred and propagated because the dirt can not be effectively removed, and if the dirt which can not be seen by a user is not cleaned, bacteria can be attached to clothes after next washing to bring to a human body, so that cross infection is caused.
200420107890.8 patent relates to a full-automatic washing machine, which mainly comprises a box body, a washing and dehydrating barrel, a water containing barrel and a driving device, wherein the water containing barrel is arranged outside the washing and dehydrating barrel and is fixedly connected with the box body, a sealing device is arranged between the bottom surface of the inner wall of the water containing barrel and the bottom surface of the outer wall of the washing and dehydrating barrel, and a sealing cavity is formed in the sealing device; the outer side wall of the washing dehydration barrel is not provided with a through hole, and the bottom of the washing dehydration barrel is provided with a drain hole communicated with the sealing cavity; the water holding barrel is provided with a first drain hole communicated with the drain pipe, and the drain pipe is provided with a drain valve. The water containing barrel is fixedly connected with the box body through the hanging rod. One end of the suspender is connected with the inner wall of the upper end of the box body, and the other end of the suspender is connected with the outer wall of the water containing barrel. However, if the water works for a long time, the sealing structure is worn due to long-time operation, so that the water is easily worn and leaked, and if the water quality is poor, the sand content is high, the service life is greatly shortened, and the due function cannot be realized. It is not suitable for use in a state of large washing capacity, and has poor reliability.
The invention is therefore set forth in this light.
Disclosure of Invention
The invention aims to overcome the defects of the prior art and provides a drainage structure of a washing machine without water between barrels and the washing machine.
In order to realize the purpose, the invention adopts the following technical scheme: a drainage structure of a waterless washing machine between drums is characterized in that a plurality of water throwing holes are formed in the upper portion, close to the edge, of an inner drum, at least one inner drum water outlet is formed in the bottom of the inner drum, a telescopic drainage valve capable of plugging the inner drum water outlet is arranged at the bottom of the outer drum, the outer drum water outlet is formed in the bottom of the outer drum, a washing machine drainage pipeline is arranged at the outer drum, an air chamber communicated with the inner drum is arranged on the outer drum, an air chamber water outlet capable of draining water in the air chamber is formed in the air chamber, and.
The water outlet of the air chamber is communicated with a water discharge pipeline of the washing machine through a first pipeline, a control valve capable of controlling the on-off of the first pipeline is arranged at the water discharge outlet of the air chamber or on the first pipeline,
preferably, the first pipeline is connected with a drain pipeline of the washing machine through a three-way joint,
preferably, the air chamber drain opening is located at the lowermost portion of the air chamber.
The control valve is provided with a traction motor which is arranged at the bottom of the outer barrel,
or the control valve is connected with a traction motor of the telescopic drain valve.
The air chamber is communicated with the inner barrel through a telescopic drain valve, the telescopic drain valve is of a hollow structure, the upper part of the telescopic drain valve is provided with a water inlet, the lower part of the telescopic drain valve is provided with a water outlet, the water outlet is connected with the air chamber through an elastic pipeline,
preferably, the elastic pipe is a hose or a corrugated pipe.
The telescopic drain valve at least comprises a telescopic valve plug, the valve plug comprises a telescopic valve rod and an elastic sealing sleeve which is sleeved on the valve rod and can be stretched along with the stretching of the valve rod, the center of the valve rod is of a hollow structure, the upper part of the valve rod is provided with a water inlet, the lower part of the valve rod is provided with a water outlet, a gland is arranged at the position of the water inlet, the upper part of the sealing sleeve extends into the water inlet, the gland is connected with the valve rod and extrudes the sealing sleeve between the gland and the valve rod, the top of the gland is,
preferably, the top of the gland is of a grid structure, and water permeable holes are formed in gaps of the grid.
The top of the gland is upwards convex and is a hemispherical cambered surface with a high middle part and a low periphery.
When the telescopic drain valve plugs the water outlet of the inner barrel, the top of the gland is higher than the bottom of the inner barrel, and when the telescopic drain valve opens the water outlet of the inner barrel, the top of the gland is higher than the bottom of the outer barrel.
The sealing sleeve is provided with a circle of elastic convex ribs around the gland, and the diameter of the elastic convex ribs is larger than that of the water outlet of the inner barrel.
The outer barrel and the inner barrel are arranged concentrically, the distance between the center of the inner barrel water outlet and the center of the inner barrel is smaller than or equal to the distance between the center of the outer barrel water outlet and the center of the outer barrel, preferably, the distance between the center of the inner barrel water outlet and the center of the inner barrel is the same as the distance between the center of the outer barrel water outlet and the center of the outer barrel, and preferably, the diameter of the outer barrel water outlet is larger.
A washing machine with the above drainage structure.
After the technical scheme of the invention is adopted, the following beneficial effects are brought:
1. the drainage structure of the washing machine has the advantages of thorough drainage, no residue, high drainage speed, and capability of preventing water flow from staying between the inner barrel and the outer barrel and preventing dirt from being attached to the inner wall of the outer barrel.
2. The washing machine has accurate water level detection and simple structure, no residual water exists in the air chamber, the error of water level detection during reuse is avoided, the residual water is prevented from generating bacteria in the air chamber, the residual water is communicated with the inner barrel through the telescopic drain valve, and thread scraps are prevented from being blocked.
The following describes embodiments of the present invention in further detail with reference to the accompanying drawings.
Drawings
FIG. 1: the invention relates to a principle diagram of a water-free washing machine between barrels
FIG. 2: the invention relates to a structure diagram of a water-free washing machine between barrels
FIG. 3: the invention relates to a cross-sectional view of a water-free washing machine between barrels
FIG. 4: enlarged view at A of FIG. 3
FIG. 5: the invention relates to a structure diagram of a telescopic drain valve
FIG. 6: the invention relates to a cross section view of a telescopic drain valve
Wherein: 1. the water-saving washing machine comprises an inner barrel, 2 parts of a water throwing hole, 3 parts of an inner barrel water outlet, 4 parts of an outer barrel, 5 parts of an outer barrel water outlet, 6 parts of a washing machine water discharge pipeline, 7 parts of an air chamber, 8 parts of an air chamber water outlet, 9 parts of a first pipeline, 10 parts of a telescopic water discharge valve, 11 parts of a control valve, 12 parts of a water inlet, 13 parts of a water outlet, 14 parts of an elastic pipeline, 15 parts of a valve rod, 16 parts of a sealing sleeve, 17 parts of a pressing cover, 18 parts of an elastic convex rib.
Detailed Description
As shown in fig. 1 and 2, the washing machine without water between the drums of the present invention comprises an inner drum 1, an outer drum 4, a plurality of water throwing holes 2 are arranged on the upper part of the inner drum 1 near the upper edge, at least one inner drum water outlet 3 is arranged at the bottom of the inner drum 1, a telescopic drain valve 10 capable of plugging the inner drum water outlet is arranged at the bottom of the outer drum 4, an outer drum water outlet 5 is arranged at the bottom of the outer drum 4, and a washing machine drain pipeline 6 is arranged on the outer drum water outlet 5.
When washing, the inner barrel 1 is locked, the telescopic drain valve 10 blocks the inner barrel water outlet 3, water exists in the inner barrel 1, no water exists between the inner barrel and the outer barrel, when draining, the telescopic drain valve 10 opens the inner barrel water outlet, most of the water in the inner barrel 1 is discharged out of the inner barrel 1 from the inner barrel water outlet 3 and then discharged through the outer barrel water outlet 5 and the washing machine water drainage pipeline 6, when dewatering, the inner barrel 1 is unlocked, the inner barrel 1 rotates to dewater, the water thrown out during dewatering moves upwards under the action of centrifugal force and is discharged out of the inner barrel through the water throwing hole 2 to the position between the inner barrel and the outer barrel and then discharged through the outer barrel water outlet 5 and.
The outer barrel 4 and the inner barrel 1 are arranged concentrically, the distance from the center of the inner barrel water outlet 3 to the center of the inner barrel 1 is the same as the distance from the center of the outer barrel water outlet 5 to the center of the outer barrel 4, when the inner barrel drains water, the inner barrel water outlet 3 is over against the outer barrel water outlet 5, water flows out of the inner barrel 1 and directly enters the washing machine water drainage pipeline 6 through the outer barrel water outlet 5 to be drained smoothly, the retention time between the inner barrel and the outer barrel is short, water does not need to be drained between the inner barrel and the outer barrel firstly and flows to the outer barrel water outlet 5, the outer barrel water drainage is preferably carried out, the diameter of the water outlet 5 is larger.
When the washing machine is used for washing, no water exists between the inner barrel and the outer barrel, so that washing water can be saved, about 20% of washing water is saved approximately each time, most of water is discharged through the water outlet at the lower part during water discharge, thread scraps and silt are discharged along with the water discharge, the thread scraps and the silt cannot be accumulated in the inner barrel, and meanwhile, during dehydration and washing, no relative motion exists between the inner barrel and a sealing structure (a telescopic drain valve) for plugging the water outlet of the inner barrel, so that abrasion is avoided.
The outer barrel 4 is provided with the air chamber 7, the air chamber 7 is arranged inside or outside the outer barrel 4, the air chamber 7 is preferably arranged outside the outer barrel 4, the installation of the inner barrel 1 cannot be influenced, the capacity of the inner barrel 1 is increased as much as possible, the air chamber 7 is communicated with the inner barrel through a second pipeline, when water exists in the inner barrel 1, the water can enter the air chamber, the air chamber 7 is connected with the pressure sensor 19, and the pressure sensor 19 is used for detecting the air pressure in the air chamber 7 to detect the water level in the inner barrel. The detection method for detecting the water level has the advantages of simple structure and accurate detection result.
As shown in fig. 3 and 4, in the present invention, the air chamber 7 and the inner barrel 1 are communicated by a telescopic drain valve 10, the telescopic drain valve 10 is of a hollow structure, the upper part of the telescopic drain valve is provided with a water inlet 12, the lower part of the telescopic drain valve is provided with a water outlet 13, the water outlet 13 is connected with the air chamber 7 through an elastic pipeline 14, when the water outlet 3 of the inner barrel is sealed by the telescopic drain valve 10, the water in the inner barrel 1 can not enter between the inner barrel 1 and the outer barrel 4, but can enter the air chamber 7 through the hollow structure in the telescopic drain valve 10 to compress the air in the air chamber, the pressure sensor 19 detects the air pressure in the air chamber 7 to obtain the water level of the inner barrel, the detection and the control of the water level are realized, because the telescopic drain valve is vertically and reciprocally telescopic, the lower water outlet is movable, and the elastic pipeline 14 is arranged between the water outlet and the air chamber, so that the fixed air chamber 7 can be connected with the movable lower water outlet. Preferably, the elastic tube 14 is a hose or a bellows. The second pipeline comprises a hollow part of the telescopic drain valve and the elastic pipeline.
As shown in fig. 5 and 6, the retractable drain valve 10 at least comprises a retractable valve plug, the valve plug comprises a retractable valve rod 15 and a set of elastic sealing sleeve 16 which is arranged on the valve rod 15 and can be retracted along with the extension of the valve rod 15, the center of the valve rod 15 is of a hollow structure, the upper part of the valve rod 15 is provided with a water inlet 12, the lower part of the valve rod is provided with a water outlet 13, a gland 17 is arranged at the water inlet 12, the upper part of the sealing sleeve 16 extends into the water inlet 12, the gland 17 is connected with the valve rod 15 and extrudes the sealing sleeve 16 to the position between the gland 17 and the valve rod 15, and a hose or. The second conduit comprises the hollow portion of the telescopic valve stem and the hose or bellows. The top of the gland 17 is of a hollow structure, and water in the inner barrel can enter the valve rod 15 through the hollow structure and then flow to the air chamber 7.
The top of gland 17 is equipped with a plurality of holes of permeating water, perhaps the top of gland be the grid structure, the hole of permeating water is formed in the clearance of grid. The arrangement of the grating can prevent foreign matters such as thread scraps and the like from entering the air chamber.
The top of the gland 17 is convex upward and is a semi-spherical cambered surface with a high middle and a low periphery. The convex structure and the hemispherical cambered surface can prevent foreign matters such as thread scraps from stopping and accumulating above the gland to block the water permeable holes of the gland. The gland 17 can connect the valve rod 15 and the sealing sleeve 16 and can also play a role in preventing the accumulation of the thread scraps.
When the telescopic drain valve 10 blocks the water outlet 3 of the inner barrel, the top of the gland 17 is higher than the bottom of the inner barrel, and when the water outlet 3 of the inner barrel is opened, the top of the gland 17 is higher than the bottom of the outer barrel. And further prevents foreign matters such as thread scraps and the like from staying above the gland and accumulating to block the water permeable holes of the gland.
A circle of elastic convex ribs 18 are arranged around the gland 17 of the sealing sleeve 16, and the diameter of the elastic convex ribs 18 is larger than that of the inner barrel water outlet 3. When the telescopic drain valve 10 blocks the inner barrel water outlet 3, the elastic convex rib 18 is positioned at the bottom of the inner barrel at the periphery of the inner barrel water outlet and is extruded to realize sealing, the gland 17 extends into the inner barrel water outlet 3, the top of the gland 17 is higher than the bottom of the inner barrel, when the telescopic drain valve 10 opens the inner barrel water outlet 3, the elastic convex rib 18 can prevent foreign matters such as thread scraps and the like from being flushed to the top of the gland 17, and meanwhile, the top of the gland is higher than the bottom of the outer barrel, so that the foreign matters such as thread scraps and the like are prevented from staying above the gland and accumulating to block a.
The telescopic drain valve 10 is fixed at the bottom of the outer side of the outer barrel 4, extends upwards to the bottom of the inner barrel to seal the inner barrel water outlet 3, the elastic pipeline 14 is arranged at the bottom of the outer side of the outer barrel 4 and is respectively connected with a water outlet at the lower part of the telescopic drain valve 10 and the air chamber, and water in the washing machine is discharged through the outer barrel water outlet 5, so that the water in the air chamber 7 cannot be completely discharged when the washing machine drains water, a part of residual water always exists in the air chamber 7, and bacteria can be generated in the air chamber after the residual water is remained in the air chamber for a long time. Preferably, the air chamber water outlet 8 is positioned at the bottommost part of the air chamber to ensure that all water in the air chamber is discharged out of the air chamber, the air chamber water outlet 8 is provided with a control valve 11, the control valve 11 is closed in the water inlet and washing states of the washing machine, and after the water in the washing machine is discharged, the control valve 11 is opened periodically to discharge the water in the air chamber.
The air chamber water outlet 8 is communicated with the washing machine drain pipeline 6 to discharge water in the air chamber through the washing machine drain pipeline 6, the air chamber water outlet 8 is communicated with the washing machine drain pipeline 6 through a first pipeline 9, a control valve 11 capable of controlling the on-off of the first pipeline is arranged on the first pipeline 9, and the first pipeline 9 is connected with the washing machine drain pipeline 6 through a three-way joint.
The control valve 11 is provided with a traction motor, the control valve is opened and closed by the traction motor, the traction motor is arranged at the bottom of the outer barrel, or the control valve is connected with the traction motor of the telescopic drain valve 10, namely the control valve and the telescopic drain valve share one traction motor, so that the number of parts is reduced, and the cost is saved.
When the washing machine washes, the inner barrel is locked, the telescopic drain valve is controlled to plug the water outlet of the inner barrel, water in the inner barrel enters the air chamber, air in the air chamber is compressed, and the air pressure in the air chamber is detected to obtain the water level of the inner barrel; the water-free washing machine is characterized in that no water exists between the inner barrel 1 and the outer barrel 4, during water drainage, the telescopic drain valve is controlled to open the inner barrel water outlet, water in the inner barrel is drained to the outer barrel, after the telescopic drain valve is preferably controlled to open the inner barrel water outlet, inner barrel locking is released, the inner barrel is controlled to rotate until the inner barrel water outlet is opposite to the outer barrel water outlet, most of water in the inner barrel 1 is drained through the inner barrel water outlet 3 at the bottom, during water drainage, a small part of water is drained through the water throwing holes 2 at the upper part, after the water is drained between the inner barrel 1 and the outer barrel 4, the water is drained through the outer barrel water outlet 5 and the washing machine water drainage pipeline 6, the air chamber 7 is provided with the air chamber water outlet 8, the air.
The air chamber 7 is communicated with the inner barrel through a second pipeline, water in the inner barrel 1 enters the air chamber 7, the air chamber 7 is connected with a pressure sensor 19, and the air pressure in the air chamber is detected through the pressure sensor 19 to detect the water level in the inner barrel.
The above description is only a preferred embodiment of the present invention, and it should be noted that, for those skilled in the art, many variations and modifications can be made without departing from the principle of the present invention, which should also be regarded as the protection scope of the present invention.
Claims (12)
1. The utility model provides a drainage structures of anhydrous washing machine between bucket which characterized in that: the upper part of the inner barrel is provided with a plurality of water throwing holes close to the edge, the bottom of the inner barrel is provided with at least one inner barrel water outlet, the bottom of the outer barrel is provided with a telescopic drain valve capable of plugging the inner barrel water outlet, the bottom of the outer barrel is provided with an outer barrel water outlet, the outer barrel water outlet is provided with a washing machine water drain pipeline, the outer barrel is provided with an air chamber communicated with the inner barrel, the air chamber is provided with an air chamber water outlet capable of draining water in the air chamber, and the air chamber;
the water outlet of the air chamber is communicated with a drainage pipeline of the washing machine through a first pipeline, a control valve capable of controlling the on-off of the first pipeline is arranged at the drainage outlet of the air chamber or on the first pipeline, the air chamber is communicated with the inner barrel through a telescopic drain valve, the telescopic drain valve is of a hollow structure, the upper part of the telescopic drain valve is provided with a water inlet, the lower part of the telescopic drain valve is provided with a water outlet, and the water outlet is connected with the air chamber through an;
the telescopic drain valve includes a telescopic valve plug at least, the valve plug includes a telescopic valve rod and one set establishes can follow the flexible elastic sealing cover of valve rod on the valve rod, the center of valve rod is hollow structure, and upper portion is equipped with the water inlet, and the lower part is equipped with the delivery port, and the delivery port department sets up the gland, the upper portion of gland extends to in the delivery port, the gland is connected with the valve rod and will the gland extrudees to the gland with between the valve rod, the top of gland is hollow out construction, the top of gland upwards is protruding, for middle high low hemisphere cambered surface around.
2. The drain structure of a tub-type waterless washing machine as set forth in claim 1, wherein: the first pipeline is connected with a washing machine drain pipeline through a three-way joint.
3. The drain structure of a tub-type waterless washing machine as set forth in claim 1, wherein: the air chamber water outlet is positioned at the bottommost part of the air chamber.
4. The drain structure of a tub-type waterless washing machine as set forth in claim 1, wherein: the control valve is provided with a traction motor which is arranged at the bottom of the outer barrel,
or the control valve is connected with a traction motor of the telescopic drain valve.
5. The drain structure of a tub-type waterless washing machine as set forth in claim 1, wherein: the elastic pipeline is a hose.
6. The drain structure of a tub-type waterless washing machine as set forth in claim 1, wherein: the top of the gland is of a grid structure, and water permeable holes are formed in gaps of the grids.
7. The drain structure of a tub-type waterless washing machine as set forth in claim 1, wherein: when the telescopic drain valve plugs the water outlet of the inner barrel, the top of the gland is higher than the bottom of the inner barrel, and when the telescopic drain valve opens the water outlet of the inner barrel, the top of the gland is higher than the bottom of the outer barrel.
8. The drain structure of a tub-type waterless washing machine as set forth in claim 1, wherein: the sealing sleeve is provided with a circle of elastic convex ribs around the gland, and the diameter of the elastic convex ribs is larger than that of the water outlet of the inner barrel.
9. The drain structure of a tub-type waterless washing machine as set forth in claim 1, wherein: the outer barrel and the inner barrel are arranged concentrically, and the distance from the center of the inner barrel water outlet to the center of the inner barrel is smaller than or equal to the distance from the center of the outer barrel water outlet to the center of the outer barrel.
10. The drain structure of the tub-type waterless washing machine as set forth in claim 9, wherein: the distance from the center of the inner barrel water outlet to the center of the inner barrel is the same as the distance from the center of the outer barrel water outlet to the center of the outer barrel.
11. The drain structure of the tub-type waterless washing machine as set forth in claim 9, wherein: the diameter of the outer barrel water outlet is larger than that of the inner barrel water outlet.
12. A washing machine having the drain structure of any one of claims 1 to 11.
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| Application Number | Priority Date | Filing Date | Title |
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| CN201510772187.1A CN106702684B (en) | 2015-11-12 | 2015-11-12 | Drainage structure of inter-barrel waterless washing machine and washing machine |
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| CN201510772187.1A CN106702684B (en) | 2015-11-12 | 2015-11-12 | Drainage structure of inter-barrel waterless washing machine and washing machine |
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| CN106702684B true CN106702684B (en) | 2020-05-05 |
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Families Citing this family (9)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN109468795B (en) * | 2017-09-08 | 2021-08-17 | 青岛胶南海尔洗衣机有限公司 | Washing machine drainage control method and washing machine |
| CN110144696A (en) * | 2018-02-12 | 2019-08-20 | 青岛海尔洗衣机有限公司 | A kind of washing machine |
| CN108385336B (en) * | 2018-05-18 | 2022-12-27 | 青岛海尔洗衣机有限公司 | Drain valve and washing machine with same |
| CN110685122B (en) * | 2018-07-04 | 2022-04-05 | 青岛海尔洗衣机有限公司 | Valve plug of drain valve, drain valve and installation method |
| CN208884217U (en) * | 2018-08-23 | 2019-05-21 | 无锡小天鹅股份有限公司 | Drain valve and washing machine for washing machine |
| CN110904633A (en) * | 2018-09-13 | 2020-03-24 | 青岛海尔洗衣机有限公司 | Washing machine and control method thereof |
| CN110904634A (en) * | 2018-09-17 | 2020-03-24 | 青岛海尔洗衣机有限公司 | Washing machine drainage control mechanism and washing machine |
| CN111254645B (en) * | 2018-11-15 | 2022-07-12 | 青岛海尔洗衣机有限公司 | Washing machine and control method thereof |
| CN111925020A (en) * | 2020-08-24 | 2020-11-13 | 清华大学深圳国际研究生院 | Reaction system and method for efficiently treating printing and dyeing wastewater |
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| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN102628207A (en) * | 2011-02-01 | 2012-08-08 | 三星电子株式会社 | Washing machine having tub |
| CN204474981U (en) * | 2015-02-13 | 2015-07-15 | 合肥国荣科技洗涤设备有限公司 | A kind of piston type water-conservation washing machine |
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- 2015-11-12 CN CN201510772187.1A patent/CN106702684B/en active Active
Patent Citations (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN102628207A (en) * | 2011-02-01 | 2012-08-08 | 三星电子株式会社 | Washing machine having tub |
| CN204474981U (en) * | 2015-02-13 | 2015-07-15 | 合肥国荣科技洗涤设备有限公司 | A kind of piston type water-conservation washing machine |
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Effective date of registration: 20201110 Address after: 266101 Haier Industrial Park, Haier Road, Laoshan District, Shandong, Qingdao, China Patentee after: QINGDAO HAIER WASHING MACHINE Co.,Ltd. Patentee after: Haier Zhijia Co.,Ltd. Address before: 266101 Haier Industrial Park, No.1 Haier Road, Laoshan District, Qingdao, Shandong Province Patentee before: QINGDAO HAIER WASHING MACHINE Co.,Ltd. |