CN108797018A - A kind of washing machine and its control method with defoaming function - Google Patents
A kind of washing machine and its control method with defoaming function Download PDFInfo
- Publication number
- CN108797018A CN108797018A CN201810895623.8A CN201810895623A CN108797018A CN 108797018 A CN108797018 A CN 108797018A CN 201810895623 A CN201810895623 A CN 201810895623A CN 108797018 A CN108797018 A CN 108797018A
- Authority
- CN
- China
- Prior art keywords
- defoaming
- washing machine
- foam
- outer barrel
- pattern
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- 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.)
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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
- D06F39/00—Details of washing machines not specific to a single type of machines covered by groups D06F9/00 - D06F27/00
- D06F39/06—Arrangements for preventing or destroying scum
-
- 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
- D06F33/00—Control of operations performed in washing machines or washer-dryers
-
- D06F2202/12—
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- Engineering & Computer Science (AREA)
- Textile Engineering (AREA)
- Control Of Washing Machine And Dryer (AREA)
Abstract
The invention discloses a kind of washing machine and its control method with defoaming function, is related to washing machine technology field.It can quickly defoam, and energy-saving and water-saving, defoaming effect is good.The present invention has the washing machine of defoaming function, including outer barrel, is connected with exhaust pipe in said tub, the exhaust pipe is connected with aspiration pump；Detergent box is equipped with valve between said tub and detergent box by the first piping connection, first pipeline；Control unit, after entering defoaming pattern, described control unit controls the valve and closes, and controls the aspiration pump pumping, makes to form negative pressure in said tub, to eliminate the foam in outer barrel.The present invention can be used for tumbling-box washing machine and eliminate foam.
Description
Technical field
The present invention relates to washing machine technology field more particularly to a kind of washing machines and its controlling party with defoaming function
Method.
Background technology
User is when using washing machine, if detergent or washing powder dosage are excessive, after the completion of washing, dehydration drying
Before, clothing surface can remain a large amount of foams.On the one hand the presence of this large amount of foam can reduce rotating speed when dehydration so that
Clothing dry effect it is undesirable, on the other hand can also to remain a large amount of foams in door glass and door seal, be easy grow bacterium and
It is dirty.
For this phenomenon, following three kinds of schemes are usually taken to eliminate foam in existing washing machine：Scheme one is being washed
Cheng Hou is defoamed by the way of standing；Scheme two, after the completion of washing, shower water defoams on clothing；Scheme three, some is washed
Drying integral machine eliminates foam by being blown into air into washing machine drum.
But the scheme of the prior art has following defect：For scheme one, program can be led to by standing the process of defoaming
Run time is long, reduces user experience；For scheme two, shower water can cause water wasting power-consuming on clothing, and spray model
It is with limit, defoaming effect is bad；For scheme three, air is blown into washing machine drum to blow afloat a part of foam, and part is steeped
Foam can stick at air-supply dead angle, to be not easy to eliminate.
Invention content
The embodiment of the present invention provides a kind of washing machine and its control method with defoaming function, can quickly defoam,
And energy-saving and water-saving, defoaming effect are good.
In order to achieve the above objectives, the embodiment provides a kind of washing machine with defoaming function, including outer barrel,
Exhaust pipe is connected in said tub, the exhaust pipe is connected with aspiration pump；Detergent box, between said tub and detergent box
By the first piping connection, first pipeline is equipped with valve；Control unit, after entering defoaming pattern, the control is single
Member controls the valve and closes, and controls the aspiration pump pumping, makes to form negative pressure in said tub, to eliminate the bubble in outer barrel
Foam.
On the other hand, the embodiments of the present invention also provide a kind of control method of the washing machine with defoaming function, packets
Include following steps：Into after defoaming pattern, control valve is closed, and controls the aspiration pump pumping, makes to be formed in said tub
Negative pressure, to eliminate the foam in outer barrel.
Washing machine and its control method provided in an embodiment of the present invention with defoaming function, due to being closed in door of washing machine
Afterwards, outer barrel and extraneous unique venting channels are exactly the first pipeline and detergent box, therefore by being provided on the first pipeline
Valve, when normal laundry or drying, valve is in the open state, and outer barrel is connected to ambient atmos；When being defoamed,
Valve is closed, and opens aspiration pump, the gas in outer barrel is extracted out by exhaust pipe, inside the barrel is made to form negative pressure state,
At this time due to generating pressure difference inside and outside bubble, bubble rapid disruption can be made, the process is due to that need not use water, and aspiration pump
Working time is also shorter, energy-saving and water-saving；It, can will be in entire outer barrel and since entire inside the barrel is all in negative pressure state
Bubble eliminate, be not in defoaming dead angle.
Description of the drawings
In order to more clearly explain the embodiment of the invention or the technical proposal in the existing technology, to embodiment or will show below
There is attached drawing needed in technology description to be briefly described, it should be apparent that, the accompanying drawings in the following description is only this
Some embodiments of invention for those of ordinary skill in the art without creative efforts, can be with
Obtain other attached drawings according to these attached drawings.
Fig. 1 is the partial structural diagram for the washing machine that the embodiment of the present invention has defoaming function；
Fig. 2 is the partial structural diagram of another viewing angle for the washing machine that the embodiment of the present invention has defoaming function.
Specific implementation mode
Following will be combined with the drawings in the embodiments of the present invention, and technical solution in the embodiment of the present invention carries out clear, complete
Site preparation describes, it is clear that described embodiments are only a part of the embodiments of the present invention, instead of all the embodiments.It is based on
Embodiment in the present invention, it is obtained by those of ordinary skill in the art without making creative efforts every other
Embodiment shall fall within the protection scope of the present invention.
In the description of the present invention, it is to be understood that, term "center", "upper", "lower", "front", "rear", " left side ",
The orientation or positional relationship of the instructions such as " right side ", "vertical", "horizontal", "top", "bottom", "inner", "outside" is based on ... shown in the drawings
Orientation or positional relationship is merely for convenience of description of the present invention and simplification of the description, do not indicate or imply the indicated device or
Element must have a particular orientation, with specific azimuth configuration and operation, therefore be not considered as limiting the invention.
In the description of the present invention, it should be noted that unless otherwise clearly defined and limited, term " installation ", " phase
Even ", " connection " shall be understood in a broad sense, for example, it may be being fixedly connected, may be a detachable connection, or be integrally connected；It is right
For those skilled in the art, the concrete meaning of above-mentioned term in the present invention can be understood with concrete condition.
Referring to Fig. 1, the washing machine provided in an embodiment of the present invention with defoaming function, including outer barrel 1, in said tub 1
It is connected with exhaust pipe 2, the exhaust pipe 2 is connected with aspiration pump 3；Detergent box 4 passes through between said tub 1 and detergent box 4
First pipeline 41 connects, and first pipeline 41 is equipped with valve 42；Control unit, after entering defoaming pattern, the control
Unit controls the valve 42 and closes, and controls the pumping of the aspiration pump 3, makes to form negative pressure in said tub 1, to eliminate outer barrel
Foam in 1.
Washing machine provided in an embodiment of the present invention with defoaming function, due to after door of washing machine is closed, outer barrel 1 and outer
The unique venting channels in boundary are exactly the first pipeline 41 and detergent box 4, therefore by being provided with valve 42 on the first pipeline 41,
When normal laundry or drying, valve 42 is in the open state, and outer barrel 1 is connected to ambient atmos；It, will when being defoamed
Valve 42 is closed, and opens aspiration pump 3, is extracted out the gas in outer barrel 1 by exhaust pipe 2, and 1 inside of outer barrel is made to form negative pressure shape
State can make bubble rapid disruption at this time due to generating pressure difference inside and outside bubble, which is taken out due to that need not use water
3 working time of air pump is also shorter, energy-saving and water-saving；And due to inside entire outer barrel 1 all in negative pressure state, can will be entire
Bubble in outer barrel 1 is eliminated, and is not in defoaming dead angle.
Optionally, exhaust pipe 2 can be directly connected to outside washing machine, and exhaust pipe 2 can be also connected to the drainpipe of washing machine
5.Due to that when extracting the gas in outer barrel 1 out, may take some aqueous vapors or water droplet out of, being expelled directly out may be right outside washing machine
Indoor environment pollutes, therefore is preferably connected to exhaust pipe 2 with the drainpipe 5 of washing machine.Specifically, as shown in Fig. 2, can lead to
Exhaust branch pipe 21 is crossed to connect exhaust pipe 2 with the drainpipe 5 of washing machine.
In order to avoid aspiration pump 3 extracts the water in outer barrel 1 out, as shown in Figure 1, can said tub 1 be connected to exhaust pipe 2
Middle part or top.It can prevent laundry water from being extracted out by aspiration pump 3 far from the laundry water of 1 bottom of outer barrel as a result,.
The detergent used when laundry is less, when keeping the foam volume generated in washing machine less or not having, it may be unnecessary to
Defoaming program is opened, in order to detect the foam volume in outer barrel 1, foam detecting device, foam detecting device and the control can be set
Unit connection processed, foam detecting device are used to detect the foam volume in outer barrel 1, when foam volume is more than upper limit value, the control
Unit enters defoaming pattern.Electric energy can be further saved as a result,.
Specifically, foam detecting device can be resistance sensor or water level sensor etc., and resistance sensor is profit
With the foam in sensor probe contact outer barrel 1, change probe resistance value to determine foam position in outer barrel 1.Level sensor
Device can directly detect the water level in outer barrel 1, when the water level in outer barrel 1 is higher than preset value, then show the surfactant foam accumulation of water
Excessively, foam causes water level value to increase, and control unit enters defoaming pattern at this time.
Exhaust pipe 2 can be that hard tube may be hose, for the ease of arranging exhaust air pipe 2, preferably set exhaust pipe 2 to
Hose, hose have certain deformation quantity, can be arranged in exhaust pipe 2 in the idle space of washing machine as possible, to save sky
Between.
In order to remind user's detergent whether excessive, timing unit can be also set, and the timing unit is defoamed for detecting
The run time of pattern.When defoam the mode operation time it is longer when, then user's detergent excessive addition can be reminded, with to make next time
It is made reference with the amount of detergent.
On the other hand, the embodiments of the present invention also provide a kind of control method of the washing machine with defoaming function, packets
Include following steps：Into after defoaming pattern, control valve 42 is closed, and controls the pumping of the aspiration pump 3, is made in said tub 1
Negative pressure is formed, to eliminate the foam in outer barrel 1.
The control method of washing machine provided in an embodiment of the present invention with defoaming function, due to being closed in door of washing machine
Afterwards, outer barrel 1 and extraneous unique venting channels are exactly the first pipeline 41 and detergent box 4, therefore by the first pipeline 41
Provided with valve 42, when normal laundry or drying, valve 42 is in the open state, and outer barrel 1 is connected to ambient atmos；Work as needs
When being defoamed, valve 42 is closed, and opens aspiration pump 3, the gas in outer barrel 1 is extracted out by exhaust pipe 2, makes outer barrel 1
Inside forms negative pressure state can make bubble rapid disruption at this time due to generating pressure difference inside and outside bubble, and the process is due to being not required to
Water is used, and 3 working time of aspiration pump is also shorter, energy-saving and water-saving；And due to inside entire outer barrel 1 all in negative pressure shape
State, therefore the bubble in entire outer barrel 1 can be eliminated, be not in defoaming dead angle.
Further, when washing machine includes foam detecting device, above-mentioned control method is also wrapped before entering defoaming pattern
Include following steps：
When the foam detecting device detects that the foam volume in outer barrel 1 is more than preset value, into defoaming pattern.Thus
How many according to foam defoaming pattern can be opened when preventing foam very few or non-foam to determine whether into defoaming pattern, to
Achieve the purpose that save electric energy.
Wherein, defoaming pattern can carry out after the completion of washing of drum type washing machine and when outer barrel 1 does not drain, also can be in washing machine
It is carried out after the completion of washing and after the draining of outer barrel 1.But foam can be directly covered on clothing after being drained due to outer barrel 1, be disappeared at this time
Steeping oneself-meeting makes in foam on the glutinous clothing within the inner barrel of remaining detergent, it is therefore preferable that defoamed before the draining of outer barrel 1, when
It is drained again after the completion of defoaming, remaining detergent can be discharged with dampening, to keep defoaming more thorough.
The above description is merely a specific embodiment, but scope of protection of the present invention is not limited thereto, any
Those familiar with the art in the technical scope disclosed by the present invention, can easily think of the change or the replacement, and should all contain
Lid is within protection scope of the present invention.Therefore, protection scope of the present invention should be based on the protection scope of the described claims.
Claims (10)
1. a kind of washing machine with defoaming function, which is characterized in that including：
Outer barrel is connected with exhaust pipe in said tub, and the exhaust pipe is connected with aspiration pump；
Detergent box is equipped with valve between said tub and detergent box by the first piping connection, first pipeline；
Control unit, after entering defoaming pattern, described control unit controls the valve and closes, and controls the pumping pumping
Gas makes to form negative pressure in said tub, to eliminate the foam in outer barrel.
2. the washing machine according to claim 1 with defoaming function, which is characterized in that the bottom of said tub is connected with
Drainpipe, the exhaust pipe are connected to the drainpipe by exhaust branch pipe.
3. the washing machine according to claim 1 with defoaming function, which is characterized in that the exhaust pipe is connected to described
The middle part or top of outer barrel.
4. the washing machine described in any one of claim 1 to 3 with defoaming function, which is characterized in that further include bubble
Foam detection device, the foam detecting device are connect with described control unit, and the foam detecting device is described outer for detecting
Foam volume in bucket, when the foam volume is more than upper limit value, described control unit enters defoaming pattern.
5. the washing machine according to claim 4 with defoaming function, which is characterized in that the foam detecting device is water
Level sensor, when the water level sensor detects that the water level in outer barrel is higher than preset value, described control unit enters defoaming
Pattern.
6. the washing machine described in any one of claim 1 to 3 with defoaming function, which is characterized in that the exhaust
Pipe is hose.
7. the washing machine described in any one of claim 1 to 3 with defoaming function, which is characterized in that further include meter
Shi Danyuan, the timing unit are used to detect the run time of defoaming pattern.
8. a kind of control method for the washing machine according to any one of claims 1 to 7 with defoaming function, feature
It is, includes the following steps：
Into after defoaming pattern, control valve is closed, and controls the aspiration pump pumping, makes to form negative pressure in said tub, with
Eliminate the foam in outer barrel.
9. the control method according to claim 8 for the washing machine with defoaming function, which is characterized in that further include
Foam detecting device, the foam detecting device are used to detect foam volume in outer barrel, further include before entering defoaming pattern with
Lower step：
When the foam detecting device detects that the foam volume in outer barrel is more than preset value, into defoaming pattern.
10. the control method according to claim 9 for the washing machine with defoaming function, which is characterized in that washing
Enter defoaming pattern after the completion of clothing machine washing is washed and when outer barrel does not drain to arrange by drainpipe after eliminating the foam in outer barrel
Go out the water in outer barrel.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201810895623.8A CN108797018A (en) | 2018-08-07 | 2018-08-07 | A kind of washing machine and its control method with defoaming function |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201810895623.8A CN108797018A (en) | 2018-08-07 | 2018-08-07 | A kind of washing machine and its control method with defoaming function |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN108797018A true CN108797018A (en) | 2018-11-13 |
Family
ID=64079547
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201810895623.8A Pending CN108797018A (en) | 2018-08-07 | 2018-08-07 | A kind of washing machine and its control method with defoaming function |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN108797018A (en) |
Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN111197245A (en) * | 2018-11-19 | 2020-05-26 | 青岛海尔滚筒洗衣机有限公司 | Washing machine |
| CN111648084A (en) * | 2020-04-22 | 2020-09-11 | 海信（山东）冰箱有限公司 | Washing machine and drainage control method thereof |
| CN112376214A (en) * | 2020-10-30 | 2021-02-19 | 无锡小天鹅电器有限公司 | Washing machine outer barrel and washing machine |
| CN114318785A (en) * | 2021-12-30 | 2022-04-12 | Tcl家用电器（合肥）有限公司 | Washing apparatus and control method |
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Application publication date: 20181113 |