CN105463793B - Washing machine and automatic thread scrap removing device thereof - Google Patents
Washing machine and automatic thread scrap removing device thereof Download PDFInfo
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- CN105463793B CN105463793B CN201410409864.9A CN201410409864A CN105463793B CN 105463793 B CN105463793 B CN 105463793B CN 201410409864 A CN201410409864 A CN 201410409864A CN 105463793 B CN105463793 B CN 105463793B
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- 238000005406 washing Methods 0.000 title claims abstract description 128
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 claims abstract description 67
- 239000007788 liquid Substances 0.000 claims abstract description 41
- 238000007599 discharging Methods 0.000 claims abstract description 8
- 230000000694 effects Effects 0.000 abstract description 5
- 230000003749 cleanliness Effects 0.000 abstract description 3
- 238000004140 cleaning Methods 0.000 description 12
- 238000001914 filtration Methods 0.000 description 10
- 238000000034 method Methods 0.000 description 8
- 238000010276 construction Methods 0.000 description 2
- 238000010586 diagram Methods 0.000 description 2
- 239000002699 waste material Substances 0.000 description 2
- 125000004122 cyclic group Chemical group 0.000 description 1
- 239000012530 fluid Substances 0.000 description 1
- 238000011010 flushing procedure Methods 0.000 description 1
- 239000012535 impurity Substances 0.000 description 1
- 239000000463 material Substances 0.000 description 1
- 239000000843 powder Substances 0.000 description 1
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Abstract
The invention discloses an automatic thread scrap removing device of a washing machine and the washing machine, belongs to the field of washing devices and accessories thereof, and is designed for solving the problem of poor thread scrap removing effect in the existing device. The invention relates to an automatic thread scrap removing device of a washing machine, which comprises a drainage pump, a Venturi device and a filter which are connected in sequence; the filter is provided with two delivery ports, and first delivery port is used for discharging the washing liquid after the cleanness, and the second delivery port is used for discharging dirty washing liquid and line bits. The invention also discloses two washing machines. The thread scraps in the automatic thread scraps removing device of the washing machine are removed more cleanly, the washing effect is better, and the washing machine has a water treatment function. The washing machine is provided with the automatic thread scrap clearing device, so that thread scraps can be better cleared, and the cleanliness of clothes washing is ensured.
Description
Technical Field
The invention relates to an automatic thread scrap removing device of a washing machine and the washing machine with the automatic thread scrap removing device.
Background
In the washing process of the washing machine, a certain amount of thread scraps (including foreign materials) and the like are mixed in the washing liquid. The lint must be discharged in a timely manner or the laundry may not be completely cleaned. And it is required to automatically discharge the lint out of the washing machine to reduce the trouble of the user in cleaning the lint regularly.
The existing washing machine having the self-cleaning lint filtering device cleans lint in the lint filtering device using backflush inflow water. Specifically, in the washing and rinsing processes, the washing liquid is discharged from a water outlet of the washing machine and then enters the lint filtering device, and the filtered washing liquid returns to the washing bucket from a first outlet of the lint filtering device; after washing and rinsing are finished, the water inlet pipe injects water into the thread scraps filtering device through the second outlet of the thread scraps filtering device, thread scraps in the thread scraps filtering device are washed reversely, and the thread scraps are discharged out of the washing machine along with water flow. In this structure, the thread scraps are easily adhered to the inside of the thread scraps filtering device or the filtering net, and the force of the water flow injected from the water inlet pipe is small, so that the thread scraps are difficult to be completely removed by the back flushing water flow, and a certain amount of thread scraps remain.
Disclosure of Invention
The invention aims to provide an automatic thread scrap removing device of a washing machine, which can remove thread scraps more cleanly and has better washing effect.
The invention also aims to provide an automatic thread scrap removing device of the washing machine, which enables the washing machine to have a water treatment function.
Still another object of the present invention is to provide a washing machine with cleaner thread scraps and better washing effect.
To achieve the purpose, on one hand, the invention adopts the following technical scheme:
an automatic cleaning device for line scraps of a washing machine comprises a drainage pump, a Venturi device and a filter which are connected in sequence; the filter is provided with two delivery ports, and first delivery port is used for discharging the washing liquid after the cleanness, and the second delivery port is used for discharging dirty washing liquid and line bits.
In particular, the venturi device is provided with an air guide hole.
Particularly, a first control valve and a second control valve are respectively arranged outside the two water outlets of the filter, and the first control valve and the second control valve are electric valves and/or electromagnetic valves.
Further, the first control valve and the second control valve are electric ball valves.
On the other hand, the invention adopts the following technical scheme:
a washing machine comprises a washing barrel, a liquid outlet and the automatic thread scrap removing device of the washing machine; the draining pump is connected to the draining port, the first water outlet of the filter is connected to the washing tub, and the second water outlet is connected to the draining pipe.
In particular, the venturi device is provided with an air guide hole connected to the washing tub.
On the other hand, the invention adopts the following technical scheme:
a washing machine comprises a washing barrel, a water inlet box and a liquid outlet, and also comprises the automatic thread scrap clearing device of the washing machine; the drainage pump is connected to the drain port, the first water outlet of the filter is connected to the washing tub and/or the water inlet box, and the second water outlet is connected to the drainage pipe.
In particular, the venturi device is provided with an air guide hole connected to the washing tub and/or the water inlet box.
The venturi device is arranged in the automatic thread scrap removing device of the washing machine, water is changed into a water-gas mixed state, water in the filter continuously rolls, thread scraps are prevented from being adhered to the filter screen, and the thread scraps are more easily and cleanly removed. Two water outlets of the filter are respectively connected with the washing barrel and the water drainage pipe, so that the cleaned washing liquid can be sent back to the washing barrel for cyclic utilization, and finally, the dirty washing liquid is thoroughly discharged, the washing machine has a water treatment function, the washing powder/washing liquid can be better dissolved and mixed, and the washing effect is better.
The washing machine is provided with the automatic thread scrap clearing device, so that thread scraps can be better cleared, and the cleanliness of clothes washing is ensured.
Drawings
Fig. 1 is a schematic structural view of an automatic lint removing device of a washing machine according to a preferred embodiment of the present invention;
FIG. 2 is an enlarged view of a portion of the structure at A in FIG. 1;
FIG. 3 is a schematic structural diagram of a filter according to a third preferred embodiment of the present invention;
FIG. 4 is a sectional view taken along line B-B of FIG. 3;
FIG. 5 is a schematic structural diagram of a filter according to a fourth preferred embodiment of the present invention;
fig. 6 is a sectional view taken along line C-C in fig. 5.
Labeled as:
1. draining pump; 2. a venturi device; 3. a filter; 4. a circulating water pipe; 5. a drain pipe; 6. a washing tub; 21. a tapered tube; 22. a venturi water inlet; 23. a venturi water outlet; 24. an air vent; 31. a water inlet; 32. a first water outlet; 33. a second water outlet; 34. a filter screen; 41. a first control valve; 51. a second control valve; 61. and a liquid discharge port.
Detailed Description
The technical scheme of the invention is further explained by the specific implementation mode in combination with the attached drawings.
The first preferred embodiment:
the preferred embodiment provides an automatic thread scrap removing device for a washing machine. As shown in fig. 1, the removing device includes a drain pump 1, a venturi device 2, and a filter 3, which are connected in this order. The drain pump 1 is connected to the drain port 61; the filter 3 is provided with two delivery ports, and first delivery port can be sent back the washing liquid after cleaning to the washtub 6 through circulating pipe 4, and the second delivery port can be through 5 discharge foul liquid of drain pipe and line bits.
Through setting up venturi device 2, this line bits automatic cleaning device has improved the velocity of flow of washing liquid, has increased the dynamics of erodeing of washing liquid, and the line bits are clear away more thoroughly, and the cleanliness factor of doing washing is higher.
As shown in FIG. 2, the venturi device 2 includes a tapered tube 21 having a reduced cross-sectional area of the liquid conduit, a venturi inlet 22 at a wide end of the tapered tube 21, and a venturi outlet 23 at a narrow end of the tapered tube 21. In order to enable the cleaning solution to be cleaned/discharged in the cleaning device to form a water-gas mixed fluid so as to wash thread scraps adhered on the inner wall of the filter screen, the venturi device 2 is provided with an air guide hole 24, and the air guide hole 24 is connected to the washing barrel 6 or the water inlet box. In case clearing device's pipeline takes place to block up, and washing liquid can flow into washing bucket 6 through the pipeline that air guide hole 24 is connected, avoids the washing liquid to ooze washing machine, uses safelyr, and user experience is better.
In order to selectively use the water outlets according to requirements, a first control valve 41 and a second control valve 51 are respectively arranged outside the two water outlets of the filter 3, and the first control valve 41 and the second control valve 51 are both electric ball valves.
The second preferred embodiment:
the preferred embodiment provides an automatic thread scrap removing device for a washing machine, which has a structure basically the same as that of the preferred embodiment. The cleaning device comprises a drainage pump, a Venturi device and a filter which are connected in sequence. The filter is provided with two delivery ports, and first delivery port is used for discharging the washing liquid after the cleanness, and the second delivery port is used for discharging dirty washing liquid and line bits.
The difference lies in that: the method for controlling the opening and closing of the two water outlets of the filter is not limited to arranging a control valve, and other modes are also possible; the control valve is not limited to the electric ball valve, and may be other various electric valves and/or electromagnetic valves. The venturi device can be provided with no air guide hole, and the aim of effectively removing the thread scraps can be realized as long as the flow rate of the cleaning solution can be improved; even if the air vent is provided, it is not limited to be connected to the washing tub or the water inlet box, and may be connected to the drain pipe or formed with a suspended opening.
The third preferred embodiment:
the preferred embodiment provides a washing machine. The washing machine comprises a washing barrel, a liquid outlet and an automatic lint removing device of the washing machine according to the first embodiment or the second embodiment. As shown in fig. 3 and 4, the filter 3 includes a filter inlet 31 provided on one end, a porous filter net 34 connected to the filter inlet 31, a first water outlet 32 provided on a side wall, and a second water outlet 33 provided on the other end.
After the washing liquid flows into the filter screen 34 from the water inlet 31, impurities such as thread scraps can be blocked, and the cleaned washing liquid can penetrate through the filter screen 34, then flows out from the first water outlet 32 and is sent back to the washing barrel; after the washing or rinsing is completed, the final dirty washing liquid flows into the filter screen 34 from the water inlet 31, and the high-speed washing liquid is discharged from the second water outlet 33 with the thread scraps in the filter screen 34, and is discharged along the drain pipe 5.
The control method of the washing machine includes the steps of:
step 1, starting the washing machine and starting a washing program.
And 2, continuously washing the clothes, and normally executing the process steps of the washing program.
And 3, judging whether the washing time reaches the set time T1, if so, turning to the step 4, and otherwise, turning to the step 2.
And 4, starting the drainage pump 1 and the first water outlet 32 for a time t 1. At this time, the second water outlet 33 is kept closed, the washing liquid is cleaned after passing through the filter screen 34, and the cleaned washing liquid flows back to the washing tub 6.
In step 5, the washing liquid in the washing tub 6 continuously flows out from the liquid outlet 61. After a certain time, the first water outlet 32 is closed and the second water outlet 33 is opened. The dirty cleaning solution flows through the filter screen 34 at a high speed, and the thread scraps adhered to the inner wall of the filter screen 34 are washed away. The dirty washing liquid is discharged from the drain pipe 5 with the thread waste. The washing process is ended.
And 6, starting a rinsing program.
And 7, continuously rinsing the clothes, and normally executing the process steps of the rinsing program.
And 8, judging whether the rinsing time reaches a set time T2, if so, turning to the step 9, and otherwise, turning to the step 7.
And 9, judging whether the rinsing times reach the set times S, if so, turning to the step 11, and otherwise, turning to the step 10.
And 11, starting the drainage pump 1 and the second water outlet 33, wherein the first water outlet 32 keeps a closed state. The dirty cleaning solution flows through the filter screen 34 at a high speed, and the thread scraps adhered to the inner wall of the filter screen 34 are washed away. The dirty washing liquid is discharged from the drain pipe 5 with the thread waste. The rinsing process is ended.
The preferred embodiment four:
the present preferred embodiment provides a washing machine, the structure of which is substantially the same as the third preferred embodiment. The washing machine comprises a washing barrel, a liquid outlet and an automatic lint removing device according to the first embodiment or the second embodiment.
The difference lies in that: the washing machine further includes a water inlet box through which water is supplied into the washing tub.
As shown in fig. 5 and 6, the filter 3 includes a filter inlet 31 and a first outlet 32 which are arranged in parallel on one end, a porous filter net 34 connected to the filter inlet 31, and a second outlet 33 arranged on the other end. The first water outlet 32 of the filter 3 is connected to the water inlet box, and the air guide hole 24 is connected to the water inlet box.
The filter may also be of other constructions such as external pressure type filtration devices or multi-layer filter mesh constructions.
The control method of the washing machine is not limited to 11 steps of the third preferred embodiment, and cleaning and water circulation can be performed only in the washing process or only in the rinsing process by using the automatic lint removing device, so that the washing liquid discharged from the washing tub can be returned to the washing tub for circulation after being cleaned by the automatic lint removing device, and the washing liquid and the lint can be discharged from the second water outlet until the washing is finished.
Claims (7)
1. The automatic line scrap clearing device of the washing machine is characterized by comprising a drainage pump (1), a Venturi device (2) and a filter (3) which are sequentially connected; the filter (3) is provided with two water outlets, a first water outlet (32) is used for discharging cleaned washing liquid, and a second water outlet (33) is used for discharging dirty washing liquid and thread scraps;
the venturi device (2) is provided with an air guide hole (24).
2. The washing machine lint automatic removing device according to claim 1, wherein a first control valve (41) and a second control valve (51) are respectively disposed outside the two water outlets of the filter (3), and the first control valve (41) and the second control valve (51) are electric valves and/or electromagnetic valves.
3. The washing machine lint automatic clearing device according to claim 2, wherein the first control valve (41) and the second control valve (51) are electric ball valves.
4. A washing machine comprising a washing tub (6) and a drain (61), characterized by further comprising an automatic lint removing device for a washing machine according to any one of claims 1 to 3; the drain pump (1) is connected to the drain port (61), the first water outlet (32) of the filter (3) is connected to a washing tub (6), and the second water outlet (33) is connected to a drain pipe (5).
5. Washing machine according to claim 4, characterized in that the Venturi device (2) is provided with air vents (24), said air vents (24) being connected to the washing tub (6).
6. A washing machine comprising a washing tub (6), a water inlet box and a liquid outlet (61), characterized by further comprising an automatic lint removing device for a washing machine according to any one of claims 1 to 3; the drain pump (1) is connected to the drain port (61), the first water outlet (32) of the filter (3) is connected to a washing tub (6) and/or a water inlet box, and the second water outlet (33) is connected to a drain pipe (5).
7. Washing machine according to claim 6, characterized in that the Venturi device (2) is provided with air vents (24), said air vents (24) being connected to the washing tub (6) and/or the water intake box.
Priority Applications (1)
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CN201410409864.9A CN105463793B (en) | 2014-08-19 | 2014-08-19 | Washing machine and automatic thread scrap removing device thereof |
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CN201410409864.9A CN105463793B (en) | 2014-08-19 | 2014-08-19 | Washing machine and automatic thread scrap removing device thereof |
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CN105463793A CN105463793A (en) | 2016-04-06 |
CN105463793B true CN105463793B (en) | 2020-01-10 |
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CN108951013B (en) * | 2017-05-17 | 2020-12-22 | 合肥海尔滚筒洗衣机有限公司 | Thread scrap filtering device and washing machine |
Citations (6)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
JPH1085490A (en) * | 1996-09-18 | 1998-04-07 | Matsushita Electric Ind Co Ltd | Water absorbing filter device for washing machine or the like |
JPH11276788A (en) * | 1998-03-27 | 1999-10-12 | Sharp Corp | Washing machine |
CN101578238A (en) * | 2007-01-12 | 2009-11-11 | 荷兰联合利华有限公司 | Gravity-fed water purification apparatus with venturi dosing device |
CN101874134A (en) * | 2007-11-29 | 2010-10-27 | 三洋电机株式会社 | Washing/drying machine |
CN102154804A (en) * | 2011-01-26 | 2011-08-17 | 海尔集团公司 | Draining component with filter net and washing machine with draining component |
CN204138952U (en) * | 2014-08-19 | 2015-02-04 | 青岛海尔洗衣机有限公司 | Washing machine line bits automatic clearing apparatus and washing machine |
-
2014
- 2014-08-19 CN CN201410409864.9A patent/CN105463793B/en active Active
Patent Citations (6)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
JPH1085490A (en) * | 1996-09-18 | 1998-04-07 | Matsushita Electric Ind Co Ltd | Water absorbing filter device for washing machine or the like |
JPH11276788A (en) * | 1998-03-27 | 1999-10-12 | Sharp Corp | Washing machine |
CN101578238A (en) * | 2007-01-12 | 2009-11-11 | 荷兰联合利华有限公司 | Gravity-fed water purification apparatus with venturi dosing device |
CN101874134A (en) * | 2007-11-29 | 2010-10-27 | 三洋电机株式会社 | Washing/drying machine |
CN102154804A (en) * | 2011-01-26 | 2011-08-17 | 海尔集团公司 | Draining component with filter net and washing machine with draining component |
CN204138952U (en) * | 2014-08-19 | 2015-02-04 | 青岛海尔洗衣机有限公司 | Washing machine line bits automatic clearing apparatus and washing machine |
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Effective date of registration: 20220214 Address after: 266101 Haier Industrial Park, 1 Haier Road, Laoshan District, Shandong, Qingdao Patentee after: QINGDAO HAIER WASHING MACHINE Co.,Ltd. Patentee after: Haier Smart Home Co., Ltd. Address before: 266101 Haier Industrial Park, 1 Haier Road, Laoshan District, Shandong, Qingdao Patentee before: QINGDAO HAIER WASHING MACHINE Co.,Ltd. |